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https://git.wownero.com/wownero/wownero.git
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10901 lines
458 KiB
C++
10901 lines
458 KiB
C++
// Copyright (c) 2014-2018, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
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#include <numeric>
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#include <random>
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#include <tuple>
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#include <boost/format.hpp>
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#include <boost/optional/optional.hpp>
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#include <boost/utility/value_init.hpp>
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#include <boost/algorithm/string/classification.hpp>
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#include <boost/algorithm/string/trim.hpp>
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#include <boost/algorithm/string/split.hpp>
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#include "include_base_utils.h"
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using namespace epee;
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#include "cryptonote_config.h"
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#include "wallet2.h"
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#include "cryptonote_basic/cryptonote_format_utils.h"
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#include "rpc/core_rpc_server_commands_defs.h"
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#include "misc_language.h"
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#include "cryptonote_basic/cryptonote_basic_impl.h"
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#include "multisig/multisig.h"
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#include "common/boost_serialization_helper.h"
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#include "common/command_line.h"
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#include "common/threadpool.h"
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#include "profile_tools.h"
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#include "crypto/crypto.h"
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#include "serialization/binary_utils.h"
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#include "serialization/string.h"
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#include "cryptonote_basic/blobdatatype.h"
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#include "mnemonics/electrum-words.h"
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#include "common/i18n.h"
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#include "common/util.h"
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#include "common/apply_permutation.h"
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#include "rapidjson/document.h"
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#include "rapidjson/writer.h"
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#include "rapidjson/stringbuffer.h"
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#include "common/json_util.h"
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#include "memwipe.h"
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#include "common/base58.h"
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#include "common/dns_utils.h"
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#include "ringct/rctSigs.h"
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#include "ringdb.h"
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extern "C"
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{
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#include "crypto/keccak.h"
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#include "crypto/crypto-ops.h"
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}
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using namespace std;
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using namespace crypto;
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using namespace cryptonote;
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#undef MONERO_DEFAULT_LOG_CATEGORY
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#define MONERO_DEFAULT_LOG_CATEGORY "wallet.wallet2"
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// used to choose when to stop adding outputs to a tx
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#define APPROXIMATE_INPUT_BYTES 80
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// used to target a given block size (additional outputs may be added on top to build fee)
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#define TX_SIZE_TARGET(bytes) (bytes*2/3)
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// arbitrary, used to generate different hashes from the same input
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#define CHACHA8_KEY_TAIL 0x8c
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#define UNSIGNED_TX_PREFIX "Monero unsigned tx set\004"
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#define SIGNED_TX_PREFIX "Monero signed tx set\004"
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#define MULTISIG_UNSIGNED_TX_PREFIX "Monero multisig unsigned tx set\001"
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#define RECENT_OUTPUT_RATIO (0.5) // 50% of outputs are from the recent zone
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#define RECENT_OUTPUT_DAYS (1.8) // last 1.8 day makes up the recent zone (taken from monerolink.pdf, Miller et al)
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#define RECENT_OUTPUT_ZONE ((time_t)(RECENT_OUTPUT_DAYS * 86400))
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#define RECENT_OUTPUT_BLOCKS (RECENT_OUTPUT_DAYS * 720)
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#define FEE_ESTIMATE_GRACE_BLOCKS 10 // estimate fee valid for that many blocks
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#define SECOND_OUTPUT_RELATEDNESS_THRESHOLD 0.0f
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#define SUBADDRESS_LOOKAHEAD_MAJOR 50
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#define SUBADDRESS_LOOKAHEAD_MINOR 200
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#define KEY_IMAGE_EXPORT_FILE_MAGIC "Monero key image export\002"
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#define MULTISIG_EXPORT_FILE_MAGIC "Monero multisig export\001"
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#define OUTPUT_EXPORT_FILE_MAGIC "Monero output export\003"
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#define SEGREGATION_FORK_HEIGHT 1546000
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#define TESTNET_SEGREGATION_FORK_HEIGHT 1000000
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#define STAGENET_SEGREGATION_FORK_HEIGHT 1000000
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#define SEGREGATION_FORK_VICINITY 1500 /* blocks */
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#define FIRST_REFRESH_GRANULARITY 1024
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static const std::string MULTISIG_SIGNATURE_MAGIC = "SigMultisigPkV1";
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std::atomic<unsigned int> tools::wallet2::key_ref::refs(0);
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namespace
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{
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std::string get_default_ringdb_path()
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{
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boost::filesystem::path dir = tools::get_default_data_dir();
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// remove .bitmonero, replace with .shared-ringdb
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dir = dir.remove_filename();
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dir /= ".shared-ringdb";
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return dir.string();
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}
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}
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namespace
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{
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// Create on-demand to prevent static initialization order fiasco issues.
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struct options {
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const command_line::arg_descriptor<std::string> daemon_address = {"daemon-address", tools::wallet2::tr("Use daemon instance at <host>:<port>"), ""};
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const command_line::arg_descriptor<std::string> daemon_host = {"daemon-host", tools::wallet2::tr("Use daemon instance at host <arg> instead of localhost"), ""};
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const command_line::arg_descriptor<std::string> password = {"password", tools::wallet2::tr("Wallet password (escape/quote as needed)"), "", true};
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const command_line::arg_descriptor<std::string> password_file = {"password-file", tools::wallet2::tr("Wallet password file"), "", true};
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const command_line::arg_descriptor<int> daemon_port = {"daemon-port", tools::wallet2::tr("Use daemon instance at port <arg> instead of 18081"), 0};
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const command_line::arg_descriptor<std::string> daemon_login = {"daemon-login", tools::wallet2::tr("Specify username[:password] for daemon RPC client"), "", true};
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const command_line::arg_descriptor<bool> testnet = {"testnet", tools::wallet2::tr("For testnet. Daemon must also be launched with --testnet flag"), false};
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const command_line::arg_descriptor<bool> stagenet = {"stagenet", tools::wallet2::tr("For stagenet. Daemon must also be launched with --stagenet flag"), false};
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const command_line::arg_descriptor<bool> restricted = {"restricted-rpc", tools::wallet2::tr("Restricts to view-only commands"), false};
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const command_line::arg_descriptor<std::string, false, true, 2> shared_ringdb_dir = {
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"shared-ringdb-dir", tools::wallet2::tr("Set shared ring database path"),
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get_default_ringdb_path(),
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{{ &testnet, &stagenet }},
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[](std::array<bool, 2> testnet_stagenet, bool defaulted, std::string val)->std::string {
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if (testnet_stagenet[0])
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return (boost::filesystem::path(val) / "testnet").string();
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else if (testnet_stagenet[1])
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return (boost::filesystem::path(val) / "stagenet").string();
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return val;
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}
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};
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};
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void do_prepare_file_names(const std::string& file_path, std::string& keys_file, std::string& wallet_file)
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{
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keys_file = file_path;
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wallet_file = file_path;
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boost::system::error_code e;
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if(string_tools::get_extension(keys_file) == "keys")
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{//provided keys file name
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wallet_file = string_tools::cut_off_extension(wallet_file);
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}else
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{//provided wallet file name
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keys_file += ".keys";
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}
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}
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uint64_t calculate_fee(uint64_t fee_per_kb, size_t bytes, uint64_t fee_multiplier)
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{
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uint64_t kB = (bytes + 1023) / 1024;
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return kB * fee_per_kb * fee_multiplier;
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}
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uint64_t calculate_fee(uint64_t fee_per_kb, const cryptonote::blobdata &blob, uint64_t fee_multiplier)
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{
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return calculate_fee(fee_per_kb, blob.size(), fee_multiplier);
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}
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std::string get_size_string(size_t sz)
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{
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return std::to_string(sz) + " bytes (" + std::to_string((sz + 1023) / 1024) + " kB)";
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}
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std::string get_size_string(const cryptonote::blobdata &tx)
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{
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return get_size_string(tx.size());
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}
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std::unique_ptr<tools::wallet2> make_basic(const boost::program_options::variables_map& vm, const options& opts, const std::function<boost::optional<tools::password_container>(const char *, bool)> &password_prompter)
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{
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const bool testnet = command_line::get_arg(vm, opts.testnet);
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const bool stagenet = command_line::get_arg(vm, opts.stagenet);
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const network_type nettype = testnet ? TESTNET : stagenet ? STAGENET : MAINNET;
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const bool restricted = command_line::get_arg(vm, opts.restricted);
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auto daemon_address = command_line::get_arg(vm, opts.daemon_address);
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auto daemon_host = command_line::get_arg(vm, opts.daemon_host);
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auto daemon_port = command_line::get_arg(vm, opts.daemon_port);
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THROW_WALLET_EXCEPTION_IF(!daemon_address.empty() && !daemon_host.empty() && 0 != daemon_port,
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tools::error::wallet_internal_error, tools::wallet2::tr("can't specify daemon host or port more than once"));
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boost::optional<epee::net_utils::http::login> login{};
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if (command_line::has_arg(vm, opts.daemon_login))
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{
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auto parsed = tools::login::parse(
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command_line::get_arg(vm, opts.daemon_login), false, [password_prompter](bool verify) {
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return password_prompter("Daemon client password", verify);
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}
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);
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if (!parsed)
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return nullptr;
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login.emplace(std::move(parsed->username), std::move(parsed->password).password());
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}
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if (daemon_host.empty())
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daemon_host = "localhost";
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if (!daemon_port)
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{
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daemon_port = get_config(nettype).RPC_DEFAULT_PORT;
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}
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if (daemon_address.empty())
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daemon_address = std::string("http://") + daemon_host + ":" + std::to_string(daemon_port);
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std::unique_ptr<tools::wallet2> wallet(new tools::wallet2(nettype, restricted));
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wallet->init(std::move(daemon_address), std::move(login));
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boost::filesystem::path ringdb_path = command_line::get_arg(vm, opts.shared_ringdb_dir);
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wallet->set_ring_database(ringdb_path.string());
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return wallet;
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}
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boost::optional<tools::password_container> get_password(const boost::program_options::variables_map& vm, const options& opts, const std::function<boost::optional<tools::password_container>(const char*, bool)> &password_prompter, const bool verify)
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{
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if (command_line::has_arg(vm, opts.password) && command_line::has_arg(vm, opts.password_file))
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{
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THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("can't specify more than one of --password and --password-file"));
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}
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if (command_line::has_arg(vm, opts.password))
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{
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return tools::password_container{command_line::get_arg(vm, opts.password)};
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}
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if (command_line::has_arg(vm, opts.password_file))
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{
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std::string password;
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bool r = epee::file_io_utils::load_file_to_string(command_line::get_arg(vm, opts.password_file),
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password);
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THROW_WALLET_EXCEPTION_IF(!r, tools::error::wallet_internal_error, tools::wallet2::tr("the password file specified could not be read"));
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// Remove line breaks the user might have inserted
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boost::trim_right_if(password, boost::is_any_of("\r\n"));
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return {tools::password_container{std::move(password)}};
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}
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THROW_WALLET_EXCEPTION_IF(!password_prompter, tools::error::wallet_internal_error, tools::wallet2::tr("no password specified; use --prompt-for-password to prompt for a password"));
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return password_prompter(verify ? tr("Enter a new password for the wallet") : tr("Wallet password"), verify);
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}
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std::unique_ptr<tools::wallet2> generate_from_json(const std::string& json_file, const boost::program_options::variables_map& vm, const options& opts, const std::function<boost::optional<tools::password_container>(const char *, bool)> &password_prompter)
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{
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const bool testnet = command_line::get_arg(vm, opts.testnet);
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const bool stagenet = command_line::get_arg(vm, opts.stagenet);
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const network_type nettype = testnet ? TESTNET : stagenet ? STAGENET : MAINNET;
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/* GET_FIELD_FROM_JSON_RETURN_ON_ERROR Is a generic macro that can return
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false. Gcc will coerce this into unique_ptr(nullptr), but clang correctly
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fails. This large wrapper is for the use of that macro */
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std::unique_ptr<tools::wallet2> wallet;
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const auto do_generate = [&]() -> bool {
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std::string buf;
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if (!epee::file_io_utils::load_file_to_string(json_file, buf)) {
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THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, std::string(tools::wallet2::tr("Failed to load file ")) + json_file);
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return false;
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}
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rapidjson::Document json;
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if (json.Parse(buf.c_str()).HasParseError()) {
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THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("Failed to parse JSON"));
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return false;
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}
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GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, version, unsigned, Uint, true, 0);
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const int current_version = 1;
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THROW_WALLET_EXCEPTION_IF(field_version > current_version, tools::error::wallet_internal_error,
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((boost::format(tools::wallet2::tr("Version %u too new, we can only grok up to %u")) % field_version % current_version)).str());
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GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, filename, std::string, String, true, std::string());
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GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, scan_from_height, uint64_t, Uint64, false, 0);
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const bool recover = field_scan_from_height_found;
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GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, password, std::string, String, false, std::string());
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GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, viewkey, std::string, String, false, std::string());
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crypto::secret_key viewkey;
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if (field_viewkey_found)
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{
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cryptonote::blobdata viewkey_data;
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if(!epee::string_tools::parse_hexstr_to_binbuff(field_viewkey, viewkey_data) || viewkey_data.size() != sizeof(crypto::secret_key))
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{
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THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to parse view key secret key"));
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}
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viewkey = *reinterpret_cast<const crypto::secret_key*>(viewkey_data.data());
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crypto::public_key pkey;
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if (!crypto::secret_key_to_public_key(viewkey, pkey)) {
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THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to verify view key secret key"));
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}
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}
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GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, spendkey, std::string, String, false, std::string());
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crypto::secret_key spendkey;
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if (field_spendkey_found)
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{
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cryptonote::blobdata spendkey_data;
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if(!epee::string_tools::parse_hexstr_to_binbuff(field_spendkey, spendkey_data) || spendkey_data.size() != sizeof(crypto::secret_key))
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{
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THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to parse spend key secret key"));
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}
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spendkey = *reinterpret_cast<const crypto::secret_key*>(spendkey_data.data());
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crypto::public_key pkey;
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if (!crypto::secret_key_to_public_key(spendkey, pkey)) {
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THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to verify spend key secret key"));
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}
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}
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GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, seed, std::string, String, false, std::string());
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std::string old_language;
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crypto::secret_key recovery_key;
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bool restore_deterministic_wallet = false;
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if (field_seed_found)
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{
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if (!crypto::ElectrumWords::words_to_bytes(field_seed, recovery_key, old_language))
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{
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THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("Electrum-style word list failed verification"));
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}
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restore_deterministic_wallet = true;
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GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, seed_passphrase, std::string, String, false, std::string());
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if (field_seed_passphrase_found)
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{
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if (!field_seed_passphrase.empty())
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recovery_key = cryptonote::decrypt_key(recovery_key, field_seed_passphrase);
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}
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}
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GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, address, std::string, String, false, std::string());
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GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, create_address_file, int, Int, false, false);
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bool create_address_file = field_create_address_file;
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// compatibility checks
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if (!field_seed_found && !field_viewkey_found && !field_spendkey_found)
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{
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THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("At least one of either an Electrum-style word list, private view key, or private spend key must be specified"));
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}
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if (field_seed_found && (field_viewkey_found || field_spendkey_found))
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{
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THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("Both Electrum-style word list and private key(s) specified"));
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}
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// if an address was given, we check keys against it, and deduce the spend
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// public key if it was not given
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if (field_address_found)
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{
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cryptonote::address_parse_info info;
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if(!get_account_address_from_str(info, nettype, field_address))
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{
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THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("invalid address"));
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}
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if (field_viewkey_found)
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{
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crypto::public_key pkey;
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if (!crypto::secret_key_to_public_key(viewkey, pkey)) {
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THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to verify view key secret key"));
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}
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if (info.address.m_view_public_key != pkey) {
|
||
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("view key does not match standard address"));
|
||
}
|
||
}
|
||
if (field_spendkey_found)
|
||
{
|
||
crypto::public_key pkey;
|
||
if (!crypto::secret_key_to_public_key(spendkey, pkey)) {
|
||
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to verify spend key secret key"));
|
||
}
|
||
if (info.address.m_spend_public_key != pkey) {
|
||
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("spend key does not match standard address"));
|
||
}
|
||
}
|
||
}
|
||
|
||
const bool deprecated_wallet = restore_deterministic_wallet && ((old_language == crypto::ElectrumWords::old_language_name) ||
|
||
crypto::ElectrumWords::get_is_old_style_seed(field_seed));
|
||
THROW_WALLET_EXCEPTION_IF(deprecated_wallet, tools::error::wallet_internal_error,
|
||
tools::wallet2::tr("Cannot generate deprecated wallets from JSON"));
|
||
|
||
wallet.reset(make_basic(vm, opts, password_prompter).release());
|
||
wallet->set_refresh_from_block_height(field_scan_from_height);
|
||
wallet->explicit_refresh_from_block_height(field_scan_from_height_found);
|
||
|
||
try
|
||
{
|
||
if (!field_seed.empty())
|
||
{
|
||
wallet->generate(field_filename, field_password, recovery_key, recover, false, create_address_file);
|
||
}
|
||
else if (field_viewkey.empty() && !field_spendkey.empty())
|
||
{
|
||
wallet->generate(field_filename, field_password, spendkey, recover, false, create_address_file);
|
||
}
|
||
else
|
||
{
|
||
cryptonote::account_public_address address;
|
||
if (!crypto::secret_key_to_public_key(viewkey, address.m_view_public_key)) {
|
||
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to verify view key secret key"));
|
||
}
|
||
|
||
if (field_spendkey.empty())
|
||
{
|
||
// if we have an address but no spend key, we can deduce the spend public key
|
||
// from the address
|
||
if (field_address_found)
|
||
{
|
||
cryptonote::address_parse_info info;
|
||
if(!get_account_address_from_str(info, nettype, field_address))
|
||
{
|
||
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, std::string(tools::wallet2::tr("failed to parse address: ")) + field_address);
|
||
}
|
||
address.m_spend_public_key = info.address.m_spend_public_key;
|
||
}
|
||
else
|
||
{
|
||
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("Address must be specified in order to create watch-only wallet"));
|
||
}
|
||
wallet->generate(field_filename, field_password, address, viewkey, create_address_file);
|
||
}
|
||
else
|
||
{
|
||
if (!crypto::secret_key_to_public_key(spendkey, address.m_spend_public_key)) {
|
||
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, tools::wallet2::tr("failed to verify spend key secret key"));
|
||
}
|
||
wallet->generate(field_filename, field_password, address, spendkey, viewkey, create_address_file);
|
||
}
|
||
}
|
||
}
|
||
catch (const std::exception& e)
|
||
{
|
||
THROW_WALLET_EXCEPTION(tools::error::wallet_internal_error, std::string(tools::wallet2::tr("failed to generate new wallet: ")) + e.what());
|
||
}
|
||
return true;
|
||
};
|
||
|
||
if (do_generate())
|
||
{
|
||
return wallet;
|
||
}
|
||
return nullptr;
|
||
}
|
||
|
||
static void throw_on_rpc_response_error(const boost::optional<std::string> &status, const char *method)
|
||
{
|
||
// no error
|
||
if (!status)
|
||
return;
|
||
|
||
// empty string -> not connection
|
||
THROW_WALLET_EXCEPTION_IF(status->empty(), tools::error::no_connection_to_daemon, method);
|
||
|
||
THROW_WALLET_EXCEPTION_IF(*status == CORE_RPC_STATUS_BUSY, tools::error::daemon_busy, method);
|
||
THROW_WALLET_EXCEPTION_IF(*status != CORE_RPC_STATUS_OK, tools::error::wallet_generic_rpc_error, method, *status);
|
||
}
|
||
|
||
std::string strjoin(const std::vector<size_t> &V, const char *sep)
|
||
{
|
||
std::stringstream ss;
|
||
bool first = true;
|
||
for (const auto &v: V)
|
||
{
|
||
if (!first)
|
||
ss << sep;
|
||
ss << std::to_string(v);
|
||
first = false;
|
||
}
|
||
return ss.str();
|
||
}
|
||
|
||
static void emplace_or_replace(std::unordered_multimap<crypto::hash, tools::wallet2::pool_payment_details> &container,
|
||
const crypto::hash &key, const tools::wallet2::pool_payment_details &pd)
|
||
{
|
||
auto range = container.equal_range(key);
|
||
for (auto i = range.first; i != range.second; ++i)
|
||
{
|
||
if (i->second.m_pd.m_tx_hash == pd.m_pd.m_tx_hash && i->second.m_pd.m_subaddr_index == pd.m_pd.m_subaddr_index)
|
||
{
|
||
i->second = pd;
|
||
return;
|
||
}
|
||
}
|
||
container.emplace(key, pd);
|
||
}
|
||
|
||
void drop_from_short_history(std::list<crypto::hash> &short_chain_history, size_t N)
|
||
{
|
||
std::list<crypto::hash>::iterator right;
|
||
// drop early N off, skipping the genesis block
|
||
if (short_chain_history.size() > N) {
|
||
right = short_chain_history.end();
|
||
std::advance(right,-1);
|
||
std::list<crypto::hash>::iterator left = right;
|
||
std::advance(left, -N);
|
||
short_chain_history.erase(left, right);
|
||
}
|
||
}
|
||
|
||
size_t estimate_rct_tx_size(int n_inputs, int mixin, int n_outputs, size_t extra_size, bool bulletproof)
|
||
{
|
||
size_t size = 0;
|
||
|
||
// tx prefix
|
||
|
||
// first few bytes
|
||
size += 1 + 6;
|
||
|
||
// vin
|
||
size += n_inputs * (1+6+(mixin+1)*2+32);
|
||
|
||
// vout
|
||
size += n_outputs * (6+32);
|
||
|
||
// extra
|
||
size += extra_size;
|
||
|
||
// rct signatures
|
||
|
||
// type
|
||
size += 1;
|
||
|
||
// rangeSigs
|
||
if (bulletproof)
|
||
size += ((2*6 + 4 + 5)*32 + 3) * n_outputs;
|
||
else
|
||
size += (2*64*32+32+64*32) * n_outputs;
|
||
|
||
// MGs
|
||
size += n_inputs * (64 * (mixin+1) + 32);
|
||
|
||
// mixRing - not serialized, can be reconstructed
|
||
/* size += 2 * 32 * (mixin+1) * n_inputs; */
|
||
|
||
// pseudoOuts
|
||
size += 32 * n_inputs;
|
||
// ecdhInfo
|
||
size += 2 * 32 * n_outputs;
|
||
// outPk - only commitment is saved
|
||
size += 32 * n_outputs;
|
||
// txnFee
|
||
size += 4;
|
||
|
||
LOG_PRINT_L2("estimated rct tx size for " << n_inputs << " with ring size " << (mixin+1) << " and " << n_outputs << ": " << size << " (" << ((32 * n_inputs/*+1*/) + 2 * 32 * (mixin+1) * n_inputs + 32 * n_outputs) << " saved)");
|
||
return size;
|
||
}
|
||
|
||
size_t estimate_tx_size(bool use_rct, int n_inputs, int mixin, int n_outputs, size_t extra_size, bool bulletproof)
|
||
{
|
||
if (use_rct)
|
||
return estimate_rct_tx_size(n_inputs, mixin, n_outputs + 1, extra_size, bulletproof);
|
||
else
|
||
return n_inputs * (mixin+1) * APPROXIMATE_INPUT_BYTES + extra_size;
|
||
}
|
||
|
||
uint8_t get_bulletproof_fork()
|
||
{
|
||
return 8;
|
||
}
|
||
|
||
crypto::hash8 get_short_payment_id(const tools::wallet2::pending_tx &ptx, hw::device &hwdev)
|
||
{
|
||
crypto::hash8 payment_id8 = null_hash8;
|
||
std::vector<tx_extra_field> tx_extra_fields;
|
||
parse_tx_extra(ptx.tx.extra, tx_extra_fields); // ok if partially parsed
|
||
cryptonote::tx_extra_nonce extra_nonce;
|
||
if (find_tx_extra_field_by_type(tx_extra_fields, extra_nonce))
|
||
{
|
||
if(get_encrypted_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id8))
|
||
{
|
||
if (ptx.dests.empty())
|
||
{
|
||
MWARNING("Encrypted payment id found, but no destinations public key, cannot decrypt");
|
||
return crypto::null_hash8;
|
||
}
|
||
hwdev.decrypt_payment_id(payment_id8, ptx.dests[0].addr.m_view_public_key, ptx.tx_key);
|
||
}
|
||
}
|
||
return payment_id8;
|
||
}
|
||
|
||
tools::wallet2::tx_construction_data get_construction_data_with_decrypted_short_payment_id(const tools::wallet2::pending_tx &ptx, hw::device &hwdev)
|
||
{
|
||
tools::wallet2::tx_construction_data construction_data = ptx.construction_data;
|
||
crypto::hash8 payment_id = get_short_payment_id(ptx,hwdev);
|
||
if (payment_id != null_hash8)
|
||
{
|
||
// Remove encrypted
|
||
remove_field_from_tx_extra(construction_data.extra, typeid(cryptonote::tx_extra_nonce));
|
||
// Add decrypted
|
||
std::string extra_nonce;
|
||
set_encrypted_payment_id_to_tx_extra_nonce(extra_nonce, payment_id);
|
||
THROW_WALLET_EXCEPTION_IF(!add_extra_nonce_to_tx_extra(construction_data.extra, extra_nonce),
|
||
tools::error::wallet_internal_error, "Failed to add decrypted payment id to tx extra");
|
||
LOG_PRINT_L1("Decrypted payment ID: " << payment_id);
|
||
}
|
||
return construction_data;
|
||
}
|
||
|
||
uint32_t get_subaddress_clamped_sum(uint32_t idx, uint32_t extra)
|
||
{
|
||
static constexpr uint32_t uint32_max = std::numeric_limits<uint32_t>::max();
|
||
if (idx > uint32_max - extra)
|
||
return uint32_max;
|
||
return idx + extra;
|
||
}
|
||
|
||
//-----------------------------------------------------------------
|
||
} //namespace
|
||
|
||
namespace tools
|
||
{
|
||
// for now, limit to 30 attempts. TODO: discuss a good number to limit to.
|
||
const size_t MAX_SPLIT_ATTEMPTS = 30;
|
||
|
||
constexpr const std::chrono::seconds wallet2::rpc_timeout;
|
||
const char* wallet2::tr(const char* str) { return i18n_translate(str, "tools::wallet2"); }
|
||
|
||
wallet2::wallet2(network_type nettype, bool restricted):
|
||
m_multisig_rescan_info(NULL),
|
||
m_multisig_rescan_k(NULL),
|
||
m_run(true),
|
||
m_callback(0),
|
||
m_nettype(nettype),
|
||
m_always_confirm_transfers(true),
|
||
m_print_ring_members(false),
|
||
m_store_tx_info(true),
|
||
m_default_mixin(0),
|
||
m_default_priority(0),
|
||
m_refresh_type(RefreshOptimizeCoinbase),
|
||
m_auto_refresh(true),
|
||
m_first_refresh_done(false),
|
||
m_refresh_from_block_height(0),
|
||
m_explicit_refresh_from_block_height(true),
|
||
m_confirm_missing_payment_id(true),
|
||
m_confirm_non_default_ring_size(true),
|
||
m_ask_password(true),
|
||
m_min_output_count(0),
|
||
m_min_output_value(0),
|
||
m_merge_destinations(false),
|
||
m_confirm_backlog(true),
|
||
m_confirm_backlog_threshold(0),
|
||
m_confirm_export_overwrite(true),
|
||
m_auto_low_priority(true),
|
||
m_segregate_pre_fork_outputs(true),
|
||
m_key_reuse_mitigation2(true),
|
||
m_segregation_height(0),
|
||
m_is_initialized(false),
|
||
m_restricted(restricted),
|
||
is_old_file_format(false),
|
||
m_node_rpc_proxy(m_http_client, m_daemon_rpc_mutex),
|
||
m_subaddress_lookahead_major(SUBADDRESS_LOOKAHEAD_MAJOR),
|
||
m_subaddress_lookahead_minor(SUBADDRESS_LOOKAHEAD_MINOR),
|
||
m_light_wallet(false),
|
||
m_light_wallet_scanned_block_height(0),
|
||
m_light_wallet_blockchain_height(0),
|
||
m_light_wallet_connected(false),
|
||
m_light_wallet_balance(0),
|
||
m_light_wallet_unlocked_balance(0),
|
||
m_key_on_device(false),
|
||
m_ring_history_saved(false),
|
||
m_ringdb(),
|
||
m_last_block_reward(0)
|
||
{
|
||
}
|
||
|
||
wallet2::~wallet2()
|
||
{
|
||
}
|
||
|
||
bool wallet2::has_testnet_option(const boost::program_options::variables_map& vm)
|
||
{
|
||
return command_line::get_arg(vm, options().testnet);
|
||
}
|
||
|
||
bool wallet2::has_stagenet_option(const boost::program_options::variables_map& vm)
|
||
{
|
||
return command_line::get_arg(vm, options().stagenet);
|
||
}
|
||
|
||
void wallet2::init_options(boost::program_options::options_description& desc_params)
|
||
{
|
||
const options opts{};
|
||
command_line::add_arg(desc_params, opts.daemon_address);
|
||
command_line::add_arg(desc_params, opts.daemon_host);
|
||
command_line::add_arg(desc_params, opts.password);
|
||
command_line::add_arg(desc_params, opts.password_file);
|
||
command_line::add_arg(desc_params, opts.daemon_port);
|
||
command_line::add_arg(desc_params, opts.daemon_login);
|
||
command_line::add_arg(desc_params, opts.testnet);
|
||
command_line::add_arg(desc_params, opts.stagenet);
|
||
command_line::add_arg(desc_params, opts.restricted);
|
||
command_line::add_arg(desc_params, opts.shared_ringdb_dir);
|
||
}
|
||
|
||
std::unique_ptr<wallet2> wallet2::make_from_json(const boost::program_options::variables_map& vm, const std::string& json_file, const std::function<boost::optional<tools::password_container>(const char *, bool)> &password_prompter)
|
||
{
|
||
const options opts{};
|
||
return generate_from_json(json_file, vm, opts, password_prompter);
|
||
}
|
||
|
||
std::pair<std::unique_ptr<wallet2>, password_container> wallet2::make_from_file(
|
||
const boost::program_options::variables_map& vm, const std::string& wallet_file, const std::function<boost::optional<tools::password_container>(const char *, bool)> &password_prompter)
|
||
{
|
||
const options opts{};
|
||
auto pwd = get_password(vm, opts, password_prompter, false);
|
||
if (!pwd)
|
||
{
|
||
return {nullptr, password_container{}};
|
||
}
|
||
auto wallet = make_basic(vm, opts, password_prompter);
|
||
if (wallet)
|
||
{
|
||
wallet->load(wallet_file, pwd->password());
|
||
}
|
||
return {std::move(wallet), std::move(*pwd)};
|
||
}
|
||
|
||
std::pair<std::unique_ptr<wallet2>, password_container> wallet2::make_new(const boost::program_options::variables_map& vm, const std::function<boost::optional<password_container>(const char *, bool)> &password_prompter)
|
||
{
|
||
const options opts{};
|
||
auto pwd = get_password(vm, opts, password_prompter, true);
|
||
if (!pwd)
|
||
{
|
||
return {nullptr, password_container{}};
|
||
}
|
||
return {make_basic(vm, opts, password_prompter), std::move(*pwd)};
|
||
}
|
||
|
||
std::unique_ptr<wallet2> wallet2::make_dummy(const boost::program_options::variables_map& vm, const std::function<boost::optional<tools::password_container>(const char *, bool)> &password_prompter)
|
||
{
|
||
const options opts{};
|
||
return make_basic(vm, opts, password_prompter);
|
||
}
|
||
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::init(std::string daemon_address, boost::optional<epee::net_utils::http::login> daemon_login, uint64_t upper_transaction_size_limit, bool ssl)
|
||
{
|
||
m_checkpoints.init_default_checkpoints(m_nettype);
|
||
if(m_http_client.is_connected())
|
||
m_http_client.disconnect();
|
||
m_is_initialized = true;
|
||
m_upper_transaction_size_limit = upper_transaction_size_limit;
|
||
m_daemon_address = std::move(daemon_address);
|
||
m_daemon_login = std::move(daemon_login);
|
||
// When switching from light wallet to full wallet, we need to reset the height we got from lw node.
|
||
return m_http_client.set_server(get_daemon_address(), get_daemon_login(), ssl);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::is_deterministic() const
|
||
{
|
||
crypto::secret_key second;
|
||
keccak((uint8_t *)&get_account().get_keys().m_spend_secret_key, sizeof(crypto::secret_key), (uint8_t *)&second, sizeof(crypto::secret_key));
|
||
sc_reduce32((uint8_t *)&second);
|
||
bool keys_deterministic = memcmp(second.data,get_account().get_keys().m_view_secret_key.data, sizeof(crypto::secret_key)) == 0;
|
||
return keys_deterministic;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::get_seed(std::string& electrum_words, const epee::wipeable_string &passphrase) const
|
||
{
|
||
bool keys_deterministic = is_deterministic();
|
||
if (!keys_deterministic)
|
||
{
|
||
std::cout << "This is not a deterministic wallet" << std::endl;
|
||
return false;
|
||
}
|
||
if (seed_language.empty())
|
||
{
|
||
std::cout << "seed_language not set" << std::endl;
|
||
return false;
|
||
}
|
||
|
||
crypto::secret_key key = get_account().get_keys().m_spend_secret_key;
|
||
if (!passphrase.empty())
|
||
key = cryptonote::encrypt_key(key, passphrase);
|
||
if (!crypto::ElectrumWords::bytes_to_words(key, electrum_words, seed_language))
|
||
{
|
||
std::cout << "Failed to create seed from key for language: " << seed_language << std::endl;
|
||
return false;
|
||
}
|
||
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::get_multisig_seed(std::string& seed, const epee::wipeable_string &passphrase, bool raw) const
|
||
{
|
||
bool ready;
|
||
uint32_t threshold, total;
|
||
if (!multisig(&ready, &threshold, &total))
|
||
{
|
||
std::cout << "This is not a multisig wallet" << std::endl;
|
||
return false;
|
||
}
|
||
if (!ready)
|
||
{
|
||
std::cout << "This multisig wallet is not yet finalized" << std::endl;
|
||
return false;
|
||
}
|
||
if (!raw && seed_language.empty())
|
||
{
|
||
std::cout << "seed_language not set" << std::endl;
|
||
return false;
|
||
}
|
||
|
||
crypto::secret_key skey;
|
||
crypto::public_key pkey;
|
||
const account_keys &keys = get_account().get_keys();
|
||
std::string data;
|
||
data.append((const char*)&threshold, sizeof(uint32_t));
|
||
data.append((const char*)&total, sizeof(uint32_t));
|
||
skey = keys.m_spend_secret_key;
|
||
data.append((const char*)&skey, sizeof(skey));
|
||
pkey = keys.m_account_address.m_spend_public_key;
|
||
data.append((const char*)&pkey, sizeof(pkey));
|
||
skey = keys.m_view_secret_key;
|
||
data.append((const char*)&skey, sizeof(skey));
|
||
pkey = keys.m_account_address.m_view_public_key;
|
||
data.append((const char*)&pkey, sizeof(pkey));
|
||
for (const auto &skey: keys.m_multisig_keys)
|
||
data.append((const char*)&skey, sizeof(skey));
|
||
for (const auto &signer: m_multisig_signers)
|
||
data.append((const char*)&signer, sizeof(signer));
|
||
|
||
if (!passphrase.empty())
|
||
{
|
||
crypto::secret_key key;
|
||
crypto::cn_slow_hash(passphrase.data(), passphrase.size(), (crypto::hash&)key);
|
||
sc_reduce32((unsigned char*)key.data);
|
||
data = encrypt(data, key, true);
|
||
}
|
||
|
||
if (raw)
|
||
{
|
||
seed = epee::string_tools::buff_to_hex_nodelimer(data);
|
||
}
|
||
else
|
||
{
|
||
if (!crypto::ElectrumWords::bytes_to_words(data.data(), data.size(), seed, seed_language))
|
||
{
|
||
std::cout << "Failed to encode seed";
|
||
return false;
|
||
}
|
||
}
|
||
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
/*!
|
||
* \brief Gets the seed language
|
||
*/
|
||
const std::string &wallet2::get_seed_language() const
|
||
{
|
||
return seed_language;
|
||
}
|
||
/*!
|
||
* \brief Sets the seed language
|
||
* \param language Seed language to set to
|
||
*/
|
||
void wallet2::set_seed_language(const std::string &language)
|
||
{
|
||
seed_language = language;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
cryptonote::account_public_address wallet2::get_subaddress(const cryptonote::subaddress_index& index) const
|
||
{
|
||
hw::device &hwdev = m_account.get_device();
|
||
return hwdev.get_subaddress(m_account.get_keys(), index);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
crypto::public_key wallet2::get_subaddress_spend_public_key(const cryptonote::subaddress_index& index) const
|
||
{
|
||
hw::device &hwdev = m_account.get_device();
|
||
return hwdev.get_subaddress_spend_public_key(m_account.get_keys(), index);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::get_subaddress_as_str(const cryptonote::subaddress_index& index) const
|
||
{
|
||
cryptonote::account_public_address address = get_subaddress(index);
|
||
return cryptonote::get_account_address_as_str(m_nettype, !index.is_zero(), address);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::get_integrated_address_as_str(const crypto::hash8& payment_id) const
|
||
{
|
||
return cryptonote::get_account_integrated_address_as_str(m_nettype, get_address(), payment_id);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::add_subaddress_account(const std::string& label)
|
||
{
|
||
uint32_t index_major = (uint32_t)get_num_subaddress_accounts();
|
||
expand_subaddresses({index_major, 0});
|
||
m_subaddress_labels[index_major][0] = label;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::add_subaddress(uint32_t index_major, const std::string& label)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(index_major >= m_subaddress_labels.size(), error::account_index_outofbound);
|
||
uint32_t index_minor = (uint32_t)get_num_subaddresses(index_major);
|
||
expand_subaddresses({index_major, index_minor});
|
||
m_subaddress_labels[index_major][index_minor] = label;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::expand_subaddresses(const cryptonote::subaddress_index& index)
|
||
{
|
||
hw::device &hwdev = m_account.get_device();
|
||
if (m_subaddress_labels.size() <= index.major)
|
||
{
|
||
// add new accounts
|
||
cryptonote::subaddress_index index2;
|
||
const uint32_t major_end = get_subaddress_clamped_sum(index.major, m_subaddress_lookahead_major);
|
||
for (index2.major = m_subaddress_labels.size(); index2.major < major_end; ++index2.major)
|
||
{
|
||
const uint32_t end = get_subaddress_clamped_sum((index2.major == index.major ? index.minor : 0), m_subaddress_lookahead_minor);
|
||
const std::vector<crypto::public_key> pkeys = hwdev.get_subaddress_spend_public_keys(m_account.get_keys(), index2.major, 0, end);
|
||
for (index2.minor = 0; index2.minor < end; ++index2.minor)
|
||
{
|
||
const crypto::public_key &D = pkeys[index2.minor];
|
||
m_subaddresses[D] = index2;
|
||
}
|
||
}
|
||
m_subaddress_labels.resize(index.major + 1, {"Untitled account"});
|
||
m_subaddress_labels[index.major].resize(index.minor + 1);
|
||
get_account_tags();
|
||
}
|
||
else if (m_subaddress_labels[index.major].size() <= index.minor)
|
||
{
|
||
// add new subaddresses
|
||
const uint32_t end = get_subaddress_clamped_sum(index.minor, m_subaddress_lookahead_minor);
|
||
const uint32_t begin = m_subaddress_labels[index.major].size();
|
||
cryptonote::subaddress_index index2 = {index.major, begin};
|
||
const std::vector<crypto::public_key> pkeys = hwdev.get_subaddress_spend_public_keys(m_account.get_keys(), index2.major, index2.minor, end);
|
||
for (; index2.minor < end; ++index2.minor)
|
||
{
|
||
const crypto::public_key &D = pkeys[index2.minor - begin];
|
||
m_subaddresses[D] = index2;
|
||
}
|
||
m_subaddress_labels[index.major].resize(index.minor + 1);
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::get_subaddress_label(const cryptonote::subaddress_index& index) const
|
||
{
|
||
if (index.major >= m_subaddress_labels.size() || index.minor >= m_subaddress_labels[index.major].size())
|
||
{
|
||
MERROR("Subaddress label doesn't exist");
|
||
return "";
|
||
}
|
||
return m_subaddress_labels[index.major][index.minor];
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::set_subaddress_label(const cryptonote::subaddress_index& index, const std::string &label)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(index.major >= m_subaddress_labels.size(), error::account_index_outofbound);
|
||
THROW_WALLET_EXCEPTION_IF(index.minor >= m_subaddress_labels[index.major].size(), error::address_index_outofbound);
|
||
m_subaddress_labels[index.major][index.minor] = label;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::set_subaddress_lookahead(size_t major, size_t minor)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(major > 0xffffffff, error::wallet_internal_error, "Subaddress major lookahead is too large");
|
||
THROW_WALLET_EXCEPTION_IF(minor > 0xffffffff, error::wallet_internal_error, "Subaddress minor lookahead is too large");
|
||
m_subaddress_lookahead_major = major;
|
||
m_subaddress_lookahead_minor = minor;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
/*!
|
||
* \brief Tells if the wallet file is deprecated.
|
||
*/
|
||
bool wallet2::is_deprecated() const
|
||
{
|
||
return is_old_file_format;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::set_spent(size_t idx, uint64_t height)
|
||
{
|
||
transfer_details &td = m_transfers[idx];
|
||
LOG_PRINT_L2("Setting SPENT at " << height << ": ki " << td.m_key_image << ", amount " << print_money(td.m_amount));
|
||
td.m_spent = true;
|
||
td.m_spent_height = height;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::set_unspent(size_t idx)
|
||
{
|
||
transfer_details &td = m_transfers[idx];
|
||
LOG_PRINT_L2("Setting UNSPENT: ki " << td.m_key_image << ", amount " << print_money(td.m_amount));
|
||
td.m_spent = false;
|
||
td.m_spent_height = 0;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::check_acc_out_precomp(const tx_out &o, const crypto::key_derivation &derivation, const std::vector<crypto::key_derivation> &additional_derivations, size_t i, tx_scan_info_t &tx_scan_info) const
|
||
{
|
||
hw::device &hwdev = m_account.get_device();
|
||
boost::unique_lock<hw::device> hwdev_lock (hwdev);
|
||
hwdev.set_mode(hw::device::TRANSACTION_PARSE);
|
||
if (o.target.type() != typeid(txout_to_key))
|
||
{
|
||
tx_scan_info.error = true;
|
||
LOG_ERROR("wrong type id in transaction out");
|
||
return;
|
||
}
|
||
tx_scan_info.received = is_out_to_acc_precomp(m_subaddresses, boost::get<txout_to_key>(o.target).key, derivation, additional_derivations, i, hwdev);
|
||
if(tx_scan_info.received)
|
||
{
|
||
tx_scan_info.money_transfered = o.amount; // may be 0 for ringct outputs
|
||
}
|
||
else
|
||
{
|
||
tx_scan_info.money_transfered = 0;
|
||
}
|
||
tx_scan_info.error = false;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::check_acc_out_precomp(const tx_out &o, const crypto::key_derivation &derivation, const std::vector<crypto::key_derivation> &additional_derivations, size_t i, const is_out_data *is_out_data, tx_scan_info_t &tx_scan_info) const
|
||
{
|
||
if (!is_out_data || i >= is_out_data->received.size())
|
||
return check_acc_out_precomp(o, derivation, additional_derivations, i, tx_scan_info);
|
||
|
||
tx_scan_info.received = is_out_data->received[i];
|
||
if(tx_scan_info.received)
|
||
{
|
||
tx_scan_info.money_transfered = o.amount; // may be 0 for ringct outputs
|
||
}
|
||
else
|
||
{
|
||
tx_scan_info.money_transfered = 0;
|
||
}
|
||
tx_scan_info.error = false;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::check_acc_out_precomp_once(const tx_out &o, const crypto::key_derivation &derivation, const std::vector<crypto::key_derivation> &additional_derivations, size_t i, const is_out_data *is_out_data, tx_scan_info_t &tx_scan_info, bool &already_seen) const
|
||
{
|
||
tx_scan_info.received = boost::none;
|
||
if (already_seen)
|
||
return;
|
||
check_acc_out_precomp(o, derivation, additional_derivations, i, is_out_data, tx_scan_info);
|
||
if (tx_scan_info.received)
|
||
already_seen = true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
static uint64_t decodeRct(const rct::rctSig & rv, const crypto::key_derivation &derivation, unsigned int i, rct::key & mask, hw::device &hwdev)
|
||
{
|
||
crypto::secret_key scalar1;
|
||
hwdev.derivation_to_scalar(derivation, i, scalar1);
|
||
try
|
||
{
|
||
switch (rv.type)
|
||
{
|
||
case rct::RCTTypeSimple:
|
||
case rct::RCTTypeSimpleBulletproof:
|
||
return rct::decodeRctSimple(rv, rct::sk2rct(scalar1), i, mask, hwdev);
|
||
case rct::RCTTypeFull:
|
||
case rct::RCTTypeFullBulletproof:
|
||
return rct::decodeRct(rv, rct::sk2rct(scalar1), i, mask, hwdev);
|
||
default:
|
||
LOG_ERROR("Unsupported rct type: " << rv.type);
|
||
return 0;
|
||
}
|
||
}
|
||
catch (const std::exception &e)
|
||
{
|
||
LOG_ERROR("Failed to decode input " << i);
|
||
return 0;
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::scan_output(const cryptonote::transaction &tx, const crypto::public_key &tx_pub_key, size_t i, tx_scan_info_t &tx_scan_info, int &num_vouts_received, std::unordered_map<cryptonote::subaddress_index, uint64_t> &tx_money_got_in_outs, std::vector<size_t> &outs) const
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(i >= tx.vout.size(), error::wallet_internal_error, "Invalid vout index");
|
||
if (m_multisig)
|
||
{
|
||
tx_scan_info.in_ephemeral.pub = boost::get<cryptonote::txout_to_key>(tx.vout[i].target).key;
|
||
tx_scan_info.in_ephemeral.sec = crypto::null_skey;
|
||
tx_scan_info.ki = rct::rct2ki(rct::zero());
|
||
}
|
||
else
|
||
{
|
||
bool r = cryptonote::generate_key_image_helper_precomp(m_account.get_keys(), boost::get<cryptonote::txout_to_key>(tx.vout[i].target).key, tx_scan_info.received->derivation, i, tx_scan_info.received->index, tx_scan_info.in_ephemeral, tx_scan_info.ki, m_account.get_device());
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "Failed to generate key image");
|
||
THROW_WALLET_EXCEPTION_IF(tx_scan_info.in_ephemeral.pub != boost::get<cryptonote::txout_to_key>(tx.vout[i].target).key,
|
||
error::wallet_internal_error, "key_image generated ephemeral public key not matched with output_key");
|
||
}
|
||
|
||
outs.push_back(i);
|
||
if (tx_scan_info.money_transfered == 0)
|
||
{
|
||
tx_scan_info.money_transfered = tools::decodeRct(tx.rct_signatures, tx_scan_info.received->derivation, i, tx_scan_info.mask, m_account.get_device());
|
||
}
|
||
tx_money_got_in_outs[tx_scan_info.received->index] += tx_scan_info.money_transfered;
|
||
tx_scan_info.amount = tx_scan_info.money_transfered;
|
||
++num_vouts_received;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::cache_tx_data(const cryptonote::transaction& tx, const crypto::hash &txid, tx_cache_data &tx_cache_data) const
|
||
{
|
||
const cryptonote::account_keys& keys = m_account.get_keys();
|
||
|
||
if(!parse_tx_extra(tx.extra, tx_cache_data.tx_extra_fields))
|
||
{
|
||
// Extra may only be partially parsed, it's OK if tx_extra_fields contains public key
|
||
LOG_PRINT_L0("Transaction extra has unsupported format: " << txid);
|
||
tx_cache_data.tx_extra_fields.clear();
|
||
return;
|
||
}
|
||
|
||
// Don't try to extract tx public key if tx has no ouputs
|
||
const bool is_miner = tx.vin.size() == 1 && tx.vin[0].type() == typeid(cryptonote::txin_gen);
|
||
if (!is_miner || m_refresh_type != RefreshType::RefreshNoCoinbase)
|
||
{
|
||
const size_t rec_size = is_miner && m_refresh_type == RefreshType::RefreshOptimizeCoinbase ? 1 : tx.vout.size();
|
||
if (!tx.vout.empty())
|
||
{
|
||
// if tx.vout is not empty, we loop through all tx pubkeys
|
||
const std::vector<boost::optional<cryptonote::subaddress_receive_info>> rec(rec_size, boost::none);
|
||
|
||
tx_extra_pub_key pub_key_field;
|
||
size_t pk_index = 0;
|
||
while (find_tx_extra_field_by_type(tx_cache_data.tx_extra_fields, pub_key_field, pk_index++))
|
||
tx_cache_data.primary.push_back({pub_key_field.pub_key, {}, rec});
|
||
|
||
// additional tx pubkeys and derivations for multi-destination transfers involving one or more subaddresses
|
||
tx_extra_additional_pub_keys additional_tx_pub_keys;
|
||
std::vector<crypto::key_derivation> additional_derivations;
|
||
if (find_tx_extra_field_by_type(tx_cache_data.tx_extra_fields, additional_tx_pub_keys))
|
||
{
|
||
for (size_t i = 0; i < additional_tx_pub_keys.data.size(); ++i)
|
||
tx_cache_data.additional.push_back({additional_tx_pub_keys.data[i], {}, {}});
|
||
}
|
||
}
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::process_new_transaction(const crypto::hash &txid, const cryptonote::transaction& tx, const std::vector<uint64_t> &o_indices, uint64_t height, uint64_t ts, bool miner_tx, bool pool, bool double_spend_seen, const tx_cache_data &tx_cache_data)
|
||
{
|
||
// In this function, tx (probably) only contains the base information
|
||
// (that is, the prunable stuff may or may not be included)
|
||
if (!miner_tx && !pool)
|
||
process_unconfirmed(txid, tx, height);
|
||
std::vector<size_t> outs;
|
||
std::unordered_map<cryptonote::subaddress_index, uint64_t> tx_money_got_in_outs; // per receiving subaddress index
|
||
crypto::public_key tx_pub_key = null_pkey;
|
||
|
||
std::vector<tx_extra_field> local_tx_extra_fields;
|
||
if (tx_cache_data.tx_extra_fields.empty())
|
||
{
|
||
if(!parse_tx_extra(tx.extra, local_tx_extra_fields))
|
||
{
|
||
// Extra may only be partially parsed, it's OK if tx_extra_fields contains public key
|
||
LOG_PRINT_L0("Transaction extra has unsupported format: " << txid);
|
||
}
|
||
}
|
||
const std::vector<tx_extra_field> &tx_extra_fields = tx_cache_data.tx_extra_fields.empty() ? local_tx_extra_fields : tx_cache_data.tx_extra_fields;
|
||
|
||
// Don't try to extract tx public key if tx has no ouputs
|
||
size_t pk_index = 0;
|
||
std::vector<tx_scan_info_t> tx_scan_info(tx.vout.size());
|
||
std::deque<bool> output_found(tx.vout.size(), false);
|
||
while (!tx.vout.empty())
|
||
{
|
||
// if tx.vout is not empty, we loop through all tx pubkeys
|
||
|
||
tx_extra_pub_key pub_key_field;
|
||
if(!find_tx_extra_field_by_type(tx_extra_fields, pub_key_field, pk_index++))
|
||
{
|
||
if (pk_index > 1)
|
||
break;
|
||
LOG_PRINT_L0("Public key wasn't found in the transaction extra. Skipping transaction " << txid);
|
||
if(0 != m_callback)
|
||
m_callback->on_skip_transaction(height, txid, tx);
|
||
break;
|
||
}
|
||
if (!tx_cache_data.primary.empty())
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(tx_cache_data.primary.size() < pk_index || pub_key_field.pub_key != tx_cache_data.primary[pk_index - 1].pkey,
|
||
error::wallet_internal_error, "tx_cache_data is out of sync");
|
||
}
|
||
|
||
int num_vouts_received = 0;
|
||
tx_pub_key = pub_key_field.pub_key;
|
||
tools::threadpool& tpool = tools::threadpool::getInstance();
|
||
tools::threadpool::waiter waiter;
|
||
const cryptonote::account_keys& keys = m_account.get_keys();
|
||
crypto::key_derivation derivation;
|
||
|
||
std::vector<crypto::key_derivation> additional_derivations;
|
||
tx_extra_additional_pub_keys additional_tx_pub_keys;
|
||
const wallet2::is_out_data *is_out_data_ptr = NULL;
|
||
if (tx_cache_data.primary.empty())
|
||
{
|
||
hw::device &hwdev = m_account.get_device();
|
||
boost::unique_lock<hw::device> hwdev_lock (hwdev);
|
||
hw::reset_mode rst(hwdev);
|
||
|
||
hwdev.set_mode(hw::device::TRANSACTION_PARSE);
|
||
if (!hwdev.generate_key_derivation(tx_pub_key, keys.m_view_secret_key, derivation))
|
||
{
|
||
MWARNING("Failed to generate key derivation from tx pubkey in " << txid << ", skipping");
|
||
static_assert(sizeof(derivation) == sizeof(rct::key), "Mismatched sizes of key_derivation and rct::key");
|
||
memcpy(&derivation, rct::identity().bytes, sizeof(derivation));
|
||
}
|
||
|
||
if (pk_index == 1)
|
||
{
|
||
// additional tx pubkeys and derivations for multi-destination transfers involving one or more subaddresses
|
||
if (find_tx_extra_field_by_type(tx_extra_fields, additional_tx_pub_keys))
|
||
{
|
||
for (size_t i = 0; i < additional_tx_pub_keys.data.size(); ++i)
|
||
{
|
||
additional_derivations.push_back({});
|
||
if (!hwdev.generate_key_derivation(additional_tx_pub_keys.data[i], keys.m_view_secret_key, additional_derivations.back()))
|
||
{
|
||
MWARNING("Failed to generate key derivation from additional tx pubkey in " << txid << ", skipping");
|
||
memcpy(&additional_derivations.back(), rct::identity().bytes, sizeof(crypto::key_derivation));
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(pk_index - 1 >= tx_cache_data.primary.size(),
|
||
error::wallet_internal_error, "pk_index out of range of tx_cache_data");
|
||
is_out_data_ptr = &tx_cache_data.primary[pk_index - 1];
|
||
derivation = tx_cache_data.primary[pk_index - 1].derivation;
|
||
if (pk_index == 1)
|
||
{
|
||
for (size_t n = 0; n < tx_cache_data.additional.size(); ++n)
|
||
{
|
||
additional_tx_pub_keys.data.push_back(tx_cache_data.additional[n].pkey);
|
||
additional_derivations.push_back(tx_cache_data.additional[n].derivation);
|
||
}
|
||
}
|
||
}
|
||
|
||
if (miner_tx && m_refresh_type == RefreshNoCoinbase)
|
||
{
|
||
// assume coinbase isn't for us
|
||
}
|
||
else if (miner_tx && m_refresh_type == RefreshOptimizeCoinbase)
|
||
{
|
||
check_acc_out_precomp_once(tx.vout[0], derivation, additional_derivations, 0, is_out_data_ptr, tx_scan_info[0], output_found[0]);
|
||
THROW_WALLET_EXCEPTION_IF(tx_scan_info[0].error, error::acc_outs_lookup_error, tx, tx_pub_key, m_account.get_keys());
|
||
|
||
// this assumes that the miner tx pays a single address
|
||
if (tx_scan_info[0].received)
|
||
{
|
||
// process the other outs from that tx
|
||
// the first one was already checked
|
||
for (size_t i = 1; i < tx.vout.size(); ++i)
|
||
{
|
||
tpool.submit(&waiter, boost::bind(&wallet2::check_acc_out_precomp_once, this, std::cref(tx.vout[i]), std::cref(derivation), std::cref(additional_derivations), i,
|
||
std::cref(is_out_data_ptr), std::ref(tx_scan_info[i]), std::ref(output_found[i])), true);
|
||
}
|
||
waiter.wait(&tpool);
|
||
// then scan all outputs from 0
|
||
hw::device &hwdev = m_account.get_device();
|
||
boost::unique_lock<hw::device> hwdev_lock (hwdev);
|
||
hwdev.set_mode(hw::device::NONE);
|
||
for (size_t i = 0; i < tx.vout.size(); ++i)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(tx_scan_info[i].error, error::acc_outs_lookup_error, tx, tx_pub_key, m_account.get_keys());
|
||
if (tx_scan_info[i].received)
|
||
{
|
||
hwdev.conceal_derivation(tx_scan_info[i].received->derivation, tx_pub_key, additional_tx_pub_keys.data, derivation, additional_derivations);
|
||
scan_output(tx, tx_pub_key, i, tx_scan_info[i], num_vouts_received, tx_money_got_in_outs, outs);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
else if (tx.vout.size() > 1 && tools::threadpool::getInstance().get_max_concurrency() > 1 && !is_out_data_ptr)
|
||
{
|
||
for (size_t i = 0; i < tx.vout.size(); ++i)
|
||
{
|
||
tpool.submit(&waiter, boost::bind(&wallet2::check_acc_out_precomp_once, this, std::cref(tx.vout[i]), std::cref(derivation), std::cref(additional_derivations), i,
|
||
std::cref(is_out_data_ptr), std::ref(tx_scan_info[i]), std::ref(output_found[i])), true);
|
||
}
|
||
waiter.wait(&tpool);
|
||
|
||
hw::device &hwdev = m_account.get_device();
|
||
boost::unique_lock<hw::device> hwdev_lock (hwdev);
|
||
hwdev.set_mode(hw::device::NONE);
|
||
for (size_t i = 0; i < tx.vout.size(); ++i)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(tx_scan_info[i].error, error::acc_outs_lookup_error, tx, tx_pub_key, m_account.get_keys());
|
||
if (tx_scan_info[i].received)
|
||
{
|
||
hwdev.conceal_derivation(tx_scan_info[i].received->derivation, tx_pub_key, additional_tx_pub_keys.data, derivation, additional_derivations);
|
||
scan_output(tx, tx_pub_key, i, tx_scan_info[i], num_vouts_received, tx_money_got_in_outs, outs);
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
for (size_t i = 0; i < tx.vout.size(); ++i)
|
||
{
|
||
check_acc_out_precomp_once(tx.vout[i], derivation, additional_derivations, i, is_out_data_ptr, tx_scan_info[i], output_found[i]);
|
||
THROW_WALLET_EXCEPTION_IF(tx_scan_info[i].error, error::acc_outs_lookup_error, tx, tx_pub_key, m_account.get_keys());
|
||
if (tx_scan_info[i].received)
|
||
{
|
||
hw::device &hwdev = m_account.get_device();
|
||
boost::unique_lock<hw::device> hwdev_lock (hwdev);
|
||
hwdev.set_mode(hw::device::NONE);
|
||
hwdev.conceal_derivation(tx_scan_info[i].received->derivation, tx_pub_key, additional_tx_pub_keys.data, derivation, additional_derivations);
|
||
scan_output(tx, tx_pub_key, i, tx_scan_info[i], num_vouts_received, tx_money_got_in_outs, outs);
|
||
}
|
||
}
|
||
}
|
||
|
||
if(!outs.empty() && num_vouts_received > 0)
|
||
{
|
||
//good news - got money! take care about it
|
||
//usually we have only one transfer for user in transaction
|
||
if (!pool)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(tx.vout.size() != o_indices.size(), error::wallet_internal_error,
|
||
"transactions outputs size=" + std::to_string(tx.vout.size()) +
|
||
" not match with daemon response size=" + std::to_string(o_indices.size()));
|
||
}
|
||
|
||
for(size_t o: outs)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(tx.vout.size() <= o, error::wallet_internal_error, "wrong out in transaction: internal index=" +
|
||
std::to_string(o) + ", total_outs=" + std::to_string(tx.vout.size()));
|
||
|
||
auto kit = m_pub_keys.find(tx_scan_info[o].in_ephemeral.pub);
|
||
THROW_WALLET_EXCEPTION_IF(kit != m_pub_keys.end() && kit->second >= m_transfers.size(),
|
||
error::wallet_internal_error, std::string("Unexpected transfer index from public key: ")
|
||
+ "got " + (kit == m_pub_keys.end() ? "<none>" : boost::lexical_cast<std::string>(kit->second))
|
||
+ ", m_transfers.size() is " + boost::lexical_cast<std::string>(m_transfers.size()));
|
||
if (kit == m_pub_keys.end())
|
||
{
|
||
if (!pool)
|
||
{
|
||
m_transfers.push_back(boost::value_initialized<transfer_details>());
|
||
transfer_details& td = m_transfers.back();
|
||
td.m_block_height = height;
|
||
td.m_internal_output_index = o;
|
||
td.m_global_output_index = o_indices[o];
|
||
td.m_tx = (const cryptonote::transaction_prefix&)tx;
|
||
td.m_txid = txid;
|
||
td.m_key_image = tx_scan_info[o].ki;
|
||
td.m_key_image_known = !m_watch_only && !m_multisig;
|
||
td.m_key_image_partial = m_multisig;
|
||
td.m_amount = tx.vout[o].amount;
|
||
td.m_pk_index = pk_index - 1;
|
||
td.m_subaddr_index = tx_scan_info[o].received->index;
|
||
expand_subaddresses(tx_scan_info[o].received->index);
|
||
if (td.m_amount == 0)
|
||
{
|
||
td.m_mask = tx_scan_info[o].mask;
|
||
td.m_amount = tx_scan_info[o].amount;
|
||
td.m_rct = true;
|
||
}
|
||
else if (miner_tx && tx.version == 2)
|
||
{
|
||
td.m_mask = rct::identity();
|
||
td.m_rct = true;
|
||
}
|
||
else
|
||
{
|
||
td.m_mask = rct::identity();
|
||
td.m_rct = false;
|
||
}
|
||
set_unspent(m_transfers.size()-1);
|
||
if (!m_multisig && !m_watch_only)
|
||
m_key_images[td.m_key_image] = m_transfers.size()-1;
|
||
m_pub_keys[tx_scan_info[o].in_ephemeral.pub] = m_transfers.size()-1;
|
||
if (m_multisig)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(!m_multisig_rescan_k && m_multisig_rescan_info,
|
||
error::wallet_internal_error, "NULL m_multisig_rescan_k");
|
||
if (m_multisig_rescan_info && m_multisig_rescan_info->front().size() >= m_transfers.size())
|
||
update_multisig_rescan_info(*m_multisig_rescan_k, *m_multisig_rescan_info, m_transfers.size() - 1);
|
||
}
|
||
LOG_PRINT_L0("Received money: " << print_money(td.amount()) << ", with tx: " << txid);
|
||
if (0 != m_callback)
|
||
m_callback->on_money_received(height, txid, tx, td.m_amount, td.m_subaddr_index);
|
||
}
|
||
}
|
||
else if (m_transfers[kit->second].m_spent || m_transfers[kit->second].amount() >= tx_scan_info[o].amount)
|
||
{
|
||
LOG_ERROR("Public key " << epee::string_tools::pod_to_hex(kit->first)
|
||
<< " from received " << print_money(tx_scan_info[o].amount) << " output already exists with "
|
||
<< (m_transfers[kit->second].m_spent ? "spent" : "unspent") << " "
|
||
<< print_money(m_transfers[kit->second].amount()) << " in tx " << m_transfers[kit->second].m_txid << ", received output ignored");
|
||
}
|
||
else
|
||
{
|
||
LOG_ERROR("Public key " << epee::string_tools::pod_to_hex(kit->first)
|
||
<< " from received " << print_money(tx_scan_info[o].amount) << " output already exists with "
|
||
<< print_money(m_transfers[kit->second].amount()) << ", replacing with new output");
|
||
// The new larger output replaced a previous smaller one
|
||
tx_money_got_in_outs[tx_scan_info[o].received->index] -= tx_scan_info[o].amount;
|
||
|
||
if (!pool)
|
||
{
|
||
transfer_details &td = m_transfers[kit->second];
|
||
td.m_block_height = height;
|
||
td.m_internal_output_index = o;
|
||
td.m_global_output_index = o_indices[o];
|
||
td.m_tx = (const cryptonote::transaction_prefix&)tx;
|
||
td.m_txid = txid;
|
||
td.m_amount = tx.vout[o].amount;
|
||
td.m_pk_index = pk_index - 1;
|
||
td.m_subaddr_index = tx_scan_info[o].received->index;
|
||
expand_subaddresses(tx_scan_info[o].received->index);
|
||
if (td.m_amount == 0)
|
||
{
|
||
td.m_mask = tx_scan_info[o].mask;
|
||
td.m_amount = tx_scan_info[o].amount;
|
||
td.m_rct = true;
|
||
}
|
||
else if (miner_tx && tx.version == 2)
|
||
{
|
||
td.m_mask = rct::identity();
|
||
td.m_rct = true;
|
||
}
|
||
else
|
||
{
|
||
td.m_mask = rct::identity();
|
||
td.m_rct = false;
|
||
}
|
||
if (m_multisig)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(!m_multisig_rescan_k && m_multisig_rescan_info,
|
||
error::wallet_internal_error, "NULL m_multisig_rescan_k");
|
||
if (m_multisig_rescan_info && m_multisig_rescan_info->front().size() >= m_transfers.size())
|
||
update_multisig_rescan_info(*m_multisig_rescan_k, *m_multisig_rescan_info, m_transfers.size() - 1);
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(td.get_public_key() != tx_scan_info[o].in_ephemeral.pub, error::wallet_internal_error, "Inconsistent public keys");
|
||
THROW_WALLET_EXCEPTION_IF(td.m_spent, error::wallet_internal_error, "Inconsistent spent status");
|
||
|
||
LOG_PRINT_L0("Received money: " << print_money(td.amount()) << ", with tx: " << txid);
|
||
if (0 != m_callback)
|
||
m_callback->on_money_received(height, txid, tx, td.m_amount, td.m_subaddr_index);
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
uint64_t tx_money_spent_in_ins = 0;
|
||
// The line below is equivalent to "boost::optional<uint32_t> subaddr_account;", but avoids the GCC warning: ‘*((void*)& subaddr_account +4)’ may be used uninitialized in this function
|
||
// It's a GCC bug with boost::optional, see https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47679
|
||
auto subaddr_account ([]()->boost::optional<uint32_t> {return boost::none;}());
|
||
std::set<uint32_t> subaddr_indices;
|
||
// check all outputs for spending (compare key images)
|
||
for(auto& in: tx.vin)
|
||
{
|
||
if(in.type() != typeid(cryptonote::txin_to_key))
|
||
continue;
|
||
auto it = m_key_images.find(boost::get<cryptonote::txin_to_key>(in).k_image);
|
||
if(it != m_key_images.end())
|
||
{
|
||
transfer_details& td = m_transfers[it->second];
|
||
uint64_t amount = boost::get<cryptonote::txin_to_key>(in).amount;
|
||
if (amount > 0)
|
||
{
|
||
if(amount != td.amount())
|
||
{
|
||
MERROR("Inconsistent amount in tx input: got " << print_money(amount) <<
|
||
", expected " << print_money(td.amount()));
|
||
// this means:
|
||
// 1) the same output pub key was used as destination multiple times,
|
||
// 2) the wallet set the highest amount among them to transfer_details::m_amount, and
|
||
// 3) the wallet somehow spent that output with an amount smaller than the above amount, causing inconsistency
|
||
td.m_amount = amount;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
amount = td.amount();
|
||
}
|
||
tx_money_spent_in_ins += amount;
|
||
if (subaddr_account && *subaddr_account != td.m_subaddr_index.major)
|
||
LOG_ERROR("spent funds are from different subaddress accounts; count of incoming/outgoing payments will be incorrect");
|
||
subaddr_account = td.m_subaddr_index.major;
|
||
subaddr_indices.insert(td.m_subaddr_index.minor);
|
||
if (!pool)
|
||
{
|
||
LOG_PRINT_L0("Spent money: " << print_money(amount) << ", with tx: " << txid);
|
||
set_spent(it->second, height);
|
||
if (0 != m_callback)
|
||
m_callback->on_money_spent(height, txid, tx, amount, tx, td.m_subaddr_index);
|
||
}
|
||
}
|
||
}
|
||
|
||
uint64_t fee = miner_tx ? 0 : tx.version == 1 ? tx_money_spent_in_ins - get_outs_money_amount(tx) : tx.rct_signatures.txnFee;
|
||
|
||
if (tx_money_spent_in_ins > 0 && !pool)
|
||
{
|
||
uint64_t self_received = std::accumulate<decltype(tx_money_got_in_outs.begin()), uint64_t>(tx_money_got_in_outs.begin(), tx_money_got_in_outs.end(), 0,
|
||
[&subaddr_account] (uint64_t acc, const std::pair<cryptonote::subaddress_index, uint64_t>& p)
|
||
{
|
||
return acc + (p.first.major == *subaddr_account ? p.second : 0);
|
||
});
|
||
process_outgoing(txid, tx, height, ts, tx_money_spent_in_ins, self_received, *subaddr_account, subaddr_indices);
|
||
// if sending to yourself at the same subaddress account, set the outgoing payment amount to 0 so that it's less confusing
|
||
if (tx_money_spent_in_ins == self_received + fee)
|
||
{
|
||
auto i = m_confirmed_txs.find(txid);
|
||
THROW_WALLET_EXCEPTION_IF(i == m_confirmed_txs.end(), error::wallet_internal_error,
|
||
"confirmed tx wasn't found: " + string_tools::pod_to_hex(txid));
|
||
i->second.m_change = self_received;
|
||
}
|
||
}
|
||
|
||
// remove change sent to the spending subaddress account from the list of received funds
|
||
for (auto i = tx_money_got_in_outs.begin(); i != tx_money_got_in_outs.end();)
|
||
{
|
||
if (subaddr_account && i->first.major == *subaddr_account)
|
||
i = tx_money_got_in_outs.erase(i);
|
||
else
|
||
++i;
|
||
}
|
||
|
||
// create payment_details for each incoming transfer to a subaddress index
|
||
if (tx_money_got_in_outs.size() > 0)
|
||
{
|
||
tx_extra_nonce extra_nonce;
|
||
crypto::hash payment_id = null_hash;
|
||
if (find_tx_extra_field_by_type(tx_extra_fields, extra_nonce))
|
||
{
|
||
crypto::hash8 payment_id8 = null_hash8;
|
||
if(get_encrypted_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id8))
|
||
{
|
||
// We got a payment ID to go with this tx
|
||
LOG_PRINT_L2("Found encrypted payment ID: " << payment_id8);
|
||
if (tx_pub_key != null_pkey)
|
||
{
|
||
if (!m_account.get_device().decrypt_payment_id(payment_id8, tx_pub_key, m_account.get_keys().m_view_secret_key))
|
||
{
|
||
LOG_PRINT_L0("Failed to decrypt payment ID: " << payment_id8);
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L2("Decrypted payment ID: " << payment_id8);
|
||
// put the 64 bit decrypted payment id in the first 8 bytes
|
||
memcpy(payment_id.data, payment_id8.data, 8);
|
||
// rest is already 0, but guard against code changes above
|
||
memset(payment_id.data + 8, 0, 24);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L1("No public key found in tx, unable to decrypt payment id");
|
||
}
|
||
}
|
||
else if (get_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id))
|
||
{
|
||
LOG_PRINT_L2("Found unencrypted payment ID: " << payment_id);
|
||
}
|
||
}
|
||
else if (get_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id))
|
||
{
|
||
LOG_PRINT_L2("Found unencrypted payment ID: " << payment_id);
|
||
}
|
||
|
||
for (const auto& i : tx_money_got_in_outs)
|
||
{
|
||
payment_details payment;
|
||
payment.m_tx_hash = txid;
|
||
payment.m_fee = fee;
|
||
payment.m_amount = i.second;
|
||
payment.m_block_height = height;
|
||
payment.m_unlock_time = tx.unlock_time;
|
||
payment.m_timestamp = ts;
|
||
payment.m_coinbase = miner_tx;
|
||
payment.m_subaddr_index = i.first;
|
||
if (pool) {
|
||
emplace_or_replace(m_unconfirmed_payments, payment_id, pool_payment_details{payment, double_spend_seen});
|
||
if (0 != m_callback)
|
||
m_callback->on_unconfirmed_money_received(height, txid, tx, payment.m_amount, payment.m_subaddr_index);
|
||
}
|
||
else
|
||
m_payments.emplace(payment_id, payment);
|
||
LOG_PRINT_L2("Payment found in " << (pool ? "pool" : "block") << ": " << payment_id << " / " << payment.m_tx_hash << " / " << payment.m_amount);
|
||
}
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::process_unconfirmed(const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t height)
|
||
{
|
||
if (m_unconfirmed_txs.empty())
|
||
return;
|
||
|
||
auto unconf_it = m_unconfirmed_txs.find(txid);
|
||
if(unconf_it != m_unconfirmed_txs.end()) {
|
||
if (store_tx_info()) {
|
||
try {
|
||
m_confirmed_txs.insert(std::make_pair(txid, confirmed_transfer_details(unconf_it->second, height)));
|
||
}
|
||
catch (...) {
|
||
// can fail if the tx has unexpected input types
|
||
LOG_PRINT_L0("Failed to add outgoing transaction to confirmed transaction map");
|
||
}
|
||
}
|
||
m_unconfirmed_txs.erase(unconf_it);
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::process_outgoing(const crypto::hash &txid, const cryptonote::transaction &tx, uint64_t height, uint64_t ts, uint64_t spent, uint64_t received, uint32_t subaddr_account, const std::set<uint32_t>& subaddr_indices)
|
||
{
|
||
std::pair<std::unordered_map<crypto::hash, confirmed_transfer_details>::iterator, bool> entry = m_confirmed_txs.insert(std::make_pair(txid, confirmed_transfer_details()));
|
||
// fill with the info we know, some info might already be there
|
||
if (entry.second)
|
||
{
|
||
// this case will happen if the tx is from our outputs, but was sent by another
|
||
// wallet (eg, we're a cold wallet and the hot wallet sent it). For RCT transactions,
|
||
// we only see 0 input amounts, so have to deduce amount out from other parameters.
|
||
entry.first->second.m_amount_in = spent;
|
||
if (tx.version == 1)
|
||
entry.first->second.m_amount_out = get_outs_money_amount(tx);
|
||
else
|
||
entry.first->second.m_amount_out = spent - tx.rct_signatures.txnFee;
|
||
entry.first->second.m_change = received;
|
||
|
||
std::vector<tx_extra_field> tx_extra_fields;
|
||
parse_tx_extra(tx.extra, tx_extra_fields); // ok if partially parsed
|
||
tx_extra_nonce extra_nonce;
|
||
if (find_tx_extra_field_by_type(tx_extra_fields, extra_nonce))
|
||
{
|
||
// we do not care about failure here
|
||
get_payment_id_from_tx_extra_nonce(extra_nonce.nonce, entry.first->second.m_payment_id);
|
||
}
|
||
entry.first->second.m_subaddr_account = subaddr_account;
|
||
entry.first->second.m_subaddr_indices = subaddr_indices;
|
||
}
|
||
|
||
for (const auto &in: tx.vin)
|
||
{
|
||
if (in.type() != typeid(cryptonote::txin_to_key))
|
||
continue;
|
||
const auto &txin = boost::get<cryptonote::txin_to_key>(in);
|
||
entry.first->second.m_rings.push_back(std::make_pair(txin.k_image, txin.key_offsets));
|
||
}
|
||
entry.first->second.m_block_height = height;
|
||
entry.first->second.m_timestamp = ts;
|
||
entry.first->second.m_unlock_time = tx.unlock_time;
|
||
|
||
add_rings(tx);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::process_new_blockchain_entry(const cryptonote::block& b, const cryptonote::block_complete_entry& bche, const parsed_block &parsed_block, const crypto::hash& bl_id, uint64_t height, const std::vector<tx_cache_data> &tx_cache_data, size_t tx_cache_data_offset)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(bche.txs.size() + 1 != parsed_block.o_indices.indices.size(), error::wallet_internal_error,
|
||
"block transactions=" + std::to_string(bche.txs.size()) +
|
||
" not match with daemon response size=" + std::to_string(parsed_block.o_indices.indices.size()));
|
||
|
||
//handle transactions from new block
|
||
|
||
//optimization: seeking only for blocks that are not older then the wallet creation time plus 1 day. 1 day is for possible user incorrect time setup
|
||
if(b.timestamp + 60*60*24 > m_account.get_createtime() && height >= m_refresh_from_block_height)
|
||
{
|
||
TIME_MEASURE_START(miner_tx_handle_time);
|
||
if (m_refresh_type != RefreshNoCoinbase)
|
||
process_new_transaction(get_transaction_hash(b.miner_tx), b.miner_tx, parsed_block.o_indices.indices[0].indices, height, b.timestamp, true, false, false, tx_cache_data[tx_cache_data_offset]);
|
||
++tx_cache_data_offset;
|
||
TIME_MEASURE_FINISH(miner_tx_handle_time);
|
||
|
||
TIME_MEASURE_START(txs_handle_time);
|
||
THROW_WALLET_EXCEPTION_IF(bche.txs.size() != b.tx_hashes.size(), error::wallet_internal_error, "Wrong amount of transactions for block");
|
||
THROW_WALLET_EXCEPTION_IF(bche.txs.size() != parsed_block.txes.size(), error::wallet_internal_error, "Wrong amount of transactions for block");
|
||
for (size_t idx = 0; idx < b.tx_hashes.size(); ++idx)
|
||
{
|
||
process_new_transaction(b.tx_hashes[idx], parsed_block.txes[idx], parsed_block.o_indices.indices[idx+1].indices, height, b.timestamp, false, false, false, tx_cache_data[tx_cache_data_offset++]);
|
||
}
|
||
TIME_MEASURE_FINISH(txs_handle_time);
|
||
m_last_block_reward = cryptonote::get_outs_money_amount(b.miner_tx);
|
||
LOG_PRINT_L2("Processed block: " << bl_id << ", height " << height << ", " << miner_tx_handle_time + txs_handle_time << "(" << miner_tx_handle_time << "/" << txs_handle_time <<")ms");
|
||
}else
|
||
{
|
||
if (!(height % 128))
|
||
LOG_PRINT_L2( "Skipped block by timestamp, height: " << height << ", block time " << b.timestamp << ", account time " << m_account.get_createtime());
|
||
}
|
||
m_blockchain.push_back(bl_id);
|
||
|
||
if (0 != m_callback)
|
||
m_callback->on_new_block(height, b);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::get_short_chain_history(std::list<crypto::hash>& ids, uint64_t granularity) const
|
||
{
|
||
size_t i = 0;
|
||
size_t current_multiplier = 1;
|
||
size_t blockchain_size = std::max((size_t)(m_blockchain.size() / granularity * granularity), m_blockchain.offset());
|
||
size_t sz = blockchain_size - m_blockchain.offset();
|
||
if(!sz)
|
||
{
|
||
ids.push_back(m_blockchain.genesis());
|
||
return;
|
||
}
|
||
size_t current_back_offset = 1;
|
||
bool base_included = false;
|
||
while(current_back_offset < sz)
|
||
{
|
||
ids.push_back(m_blockchain[m_blockchain.offset() + sz-current_back_offset]);
|
||
if(sz-current_back_offset == 0)
|
||
base_included = true;
|
||
if(i < 10)
|
||
{
|
||
++current_back_offset;
|
||
}else
|
||
{
|
||
current_back_offset += current_multiplier *= 2;
|
||
}
|
||
++i;
|
||
}
|
||
if(!base_included)
|
||
ids.push_back(m_blockchain[m_blockchain.offset()]);
|
||
if(m_blockchain.offset())
|
||
ids.push_back(m_blockchain.genesis());
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::parse_block_round(const cryptonote::blobdata &blob, cryptonote::block &bl, crypto::hash &bl_id, bool &error) const
|
||
{
|
||
error = !cryptonote::parse_and_validate_block_from_blob(blob, bl);
|
||
if (!error)
|
||
bl_id = get_block_hash(bl);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::pull_blocks(uint64_t start_height, uint64_t &blocks_start_height, const std::list<crypto::hash> &short_chain_history, std::vector<cryptonote::block_complete_entry> &blocks, std::vector<cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices> &o_indices)
|
||
{
|
||
cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::request req = AUTO_VAL_INIT(req);
|
||
cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::response res = AUTO_VAL_INIT(res);
|
||
req.block_ids = short_chain_history;
|
||
|
||
uint32_t rpc_version;
|
||
boost::optional<std::string> result = m_node_rpc_proxy.get_rpc_version(rpc_version);
|
||
// no error
|
||
if (!!result)
|
||
{
|
||
// empty string -> not connection
|
||
THROW_WALLET_EXCEPTION_IF(result->empty(), tools::error::no_connection_to_daemon, "getversion");
|
||
THROW_WALLET_EXCEPTION_IF(*result == CORE_RPC_STATUS_BUSY, tools::error::daemon_busy, "getversion");
|
||
if (*result != CORE_RPC_STATUS_OK)
|
||
{
|
||
MDEBUG("Cannot determine daemon RPC version, not asking for pruned blocks");
|
||
req.prune = false; // old daemon
|
||
}
|
||
}
|
||
else
|
||
{
|
||
if (rpc_version >= MAKE_CORE_RPC_VERSION(1, 7))
|
||
{
|
||
MDEBUG("Daemon is recent enough, asking for pruned blocks");
|
||
req.prune = true;
|
||
}
|
||
else
|
||
{
|
||
MDEBUG("Daemon is too old, not asking for pruned blocks");
|
||
req.prune = false;
|
||
}
|
||
}
|
||
|
||
req.start_height = start_height;
|
||
req.no_miner_tx = m_refresh_type == RefreshNoCoinbase;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = net_utils::invoke_http_bin("/getblocks.bin", req, res, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "getblocks.bin");
|
||
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "getblocks.bin");
|
||
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::get_blocks_error, res.status);
|
||
THROW_WALLET_EXCEPTION_IF(res.blocks.size() != res.output_indices.size(), error::wallet_internal_error,
|
||
"mismatched blocks (" + boost::lexical_cast<std::string>(res.blocks.size()) + ") and output_indices (" +
|
||
boost::lexical_cast<std::string>(res.output_indices.size()) + ") sizes from daemon");
|
||
|
||
blocks_start_height = res.start_height;
|
||
blocks = std::move(res.blocks);
|
||
o_indices = std::move(res.output_indices);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::pull_hashes(uint64_t start_height, uint64_t &blocks_start_height, const std::list<crypto::hash> &short_chain_history, std::vector<crypto::hash> &hashes)
|
||
{
|
||
cryptonote::COMMAND_RPC_GET_HASHES_FAST::request req = AUTO_VAL_INIT(req);
|
||
cryptonote::COMMAND_RPC_GET_HASHES_FAST::response res = AUTO_VAL_INIT(res);
|
||
req.block_ids = short_chain_history;
|
||
|
||
req.start_height = start_height;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = net_utils::invoke_http_bin("/gethashes.bin", req, res, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "gethashes.bin");
|
||
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "gethashes.bin");
|
||
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::get_hashes_error, res.status);
|
||
|
||
blocks_start_height = res.start_height;
|
||
hashes = std::move(res.m_block_ids);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::process_parsed_blocks(uint64_t start_height, const std::vector<cryptonote::block_complete_entry> &blocks, const std::vector<parsed_block> &parsed_blocks, uint64_t& blocks_added)
|
||
{
|
||
size_t current_index = start_height;
|
||
blocks_added = 0;
|
||
|
||
THROW_WALLET_EXCEPTION_IF(blocks.size() != parsed_blocks.size(), error::wallet_internal_error, "size mismatch");
|
||
THROW_WALLET_EXCEPTION_IF(!m_blockchain.is_in_bounds(current_index), error::wallet_internal_error, "Index out of bounds of hashchain");
|
||
|
||
tools::threadpool& tpool = tools::threadpool::getInstance();
|
||
tools::threadpool::waiter waiter;
|
||
|
||
size_t num_txes = 0;
|
||
std::vector<tx_cache_data> tx_cache_data;
|
||
for (size_t i = 0; i < blocks.size(); ++i)
|
||
num_txes += 1 + parsed_blocks[i].txes.size();
|
||
tx_cache_data.resize(num_txes);
|
||
size_t txidx = 0;
|
||
for (size_t i = 0; i < blocks.size(); ++i)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(parsed_blocks[i].txes.size() != parsed_blocks[i].block.tx_hashes.size(),
|
||
error::wallet_internal_error, "Mismatched parsed_blocks[i].txes.size() and parsed_blocks[i].block.tx_hashes.size()");
|
||
if (m_refresh_type != RefreshNoCoinbase)
|
||
tpool.submit(&waiter, [&, i, txidx](){ cache_tx_data(parsed_blocks[i].block.miner_tx, get_transaction_hash(parsed_blocks[i].block.miner_tx), tx_cache_data[txidx]); });
|
||
++txidx;
|
||
for (size_t idx = 0; idx < parsed_blocks[i].txes.size(); ++idx)
|
||
{
|
||
tpool.submit(&waiter, [&, i, idx, txidx](){ cache_tx_data(parsed_blocks[i].txes[idx], parsed_blocks[i].block.tx_hashes[idx], tx_cache_data[txidx]); });
|
||
++txidx;
|
||
}
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(txidx != num_txes, error::wallet_internal_error, "txidx does not match tx_cache_data size");
|
||
waiter.wait(&tpool);
|
||
|
||
hw::device &hwdev = m_account.get_device();
|
||
hw::reset_mode rst(hwdev);
|
||
hwdev.set_mode(hw::device::TRANSACTION_PARSE);
|
||
const cryptonote::account_keys &keys = m_account.get_keys();
|
||
|
||
auto gender = [&](wallet2::is_out_data &iod) {
|
||
boost::unique_lock<hw::device> hwdev_lock(hwdev);
|
||
if (!hwdev.generate_key_derivation(iod.pkey, keys.m_view_secret_key, iod.derivation))
|
||
{
|
||
MWARNING("Failed to generate key derivation from tx pubkey, skipping");
|
||
static_assert(sizeof(iod.derivation) == sizeof(rct::key), "Mismatched sizes of key_derivation and rct::key");
|
||
memcpy(&iod.derivation, rct::identity().bytes, sizeof(iod.derivation));
|
||
}
|
||
};
|
||
|
||
for (auto &slot: tx_cache_data)
|
||
{
|
||
for (auto &iod: slot.primary)
|
||
tpool.submit(&waiter, [&gender, &iod]() { gender(iod); }, true);
|
||
for (auto &iod: slot.additional)
|
||
tpool.submit(&waiter, [&gender, &iod]() { gender(iod); }, true);
|
||
}
|
||
waiter.wait(&tpool);
|
||
|
||
auto geniod = [&](const cryptonote::transaction &tx, size_t n_vouts, size_t txidx) {
|
||
for (size_t k = 0; k < n_vouts; ++k)
|
||
{
|
||
const auto &o = tx.vout[k];
|
||
if (o.target.type() == typeid(cryptonote::txout_to_key))
|
||
{
|
||
std::vector<crypto::key_derivation> additional_derivations;
|
||
for (const auto &iod: tx_cache_data[txidx].additional)
|
||
additional_derivations.push_back(iod.derivation);
|
||
const auto &key = boost::get<txout_to_key>(o.target).key;
|
||
for (size_t l = 0; l < tx_cache_data[txidx].primary.size(); ++l)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(tx_cache_data[txidx].primary[l].received.size() != n_vouts,
|
||
error::wallet_internal_error, "Unexpected received array size");
|
||
tx_cache_data[txidx].primary[l].received[k] = is_out_to_acc_precomp(m_subaddresses, key, tx_cache_data[txidx].primary[l].derivation, additional_derivations, k, hwdev);
|
||
additional_derivations.clear();
|
||
}
|
||
}
|
||
}
|
||
};
|
||
|
||
txidx = 0;
|
||
for (size_t i = 0; i < blocks.size(); ++i)
|
||
{
|
||
if (m_refresh_type != RefreshType::RefreshNoCoinbase)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(txidx >= tx_cache_data.size(), error::wallet_internal_error, "txidx out of range");
|
||
const size_t n_vouts = m_refresh_type == RefreshType::RefreshOptimizeCoinbase ? 1 : parsed_blocks[i].block.miner_tx.vout.size();
|
||
tpool.submit(&waiter, [&, i, txidx](){ geniod(parsed_blocks[i].block.miner_tx, n_vouts, txidx); }, true);
|
||
}
|
||
++txidx;
|
||
for (size_t j = 0; j < parsed_blocks[i].txes.size(); ++j)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(txidx >= tx_cache_data.size(), error::wallet_internal_error, "txidx out of range");
|
||
tpool.submit(&waiter, [&, i, j, txidx](){ geniod(parsed_blocks[i].txes[j], parsed_blocks[i].txes[j].vout.size(), txidx); }, true);
|
||
++txidx;
|
||
}
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(txidx != tx_cache_data.size(), error::wallet_internal_error, "txidx did not reach expected value");
|
||
waiter.wait(&tpool);
|
||
hwdev.set_mode(hw::device::NONE);
|
||
|
||
size_t tx_cache_data_offset = 0;
|
||
for (size_t i = 0; i < blocks.size(); ++i)
|
||
{
|
||
const crypto::hash &bl_id = parsed_blocks[i].hash;
|
||
const cryptonote::block &bl = parsed_blocks[i].block;
|
||
|
||
if(current_index >= m_blockchain.size())
|
||
{
|
||
process_new_blockchain_entry(bl, blocks[i], parsed_blocks[i], bl_id, current_index, tx_cache_data, tx_cache_data_offset);
|
||
++blocks_added;
|
||
}
|
||
else if(bl_id != m_blockchain[current_index])
|
||
{
|
||
//split detected here !!!
|
||
THROW_WALLET_EXCEPTION_IF(current_index == start_height, error::wallet_internal_error,
|
||
"wrong daemon response: split starts from the first block in response " + string_tools::pod_to_hex(bl_id) +
|
||
" (height " + std::to_string(start_height) + "), local block id at this height: " +
|
||
string_tools::pod_to_hex(m_blockchain[current_index]));
|
||
|
||
detach_blockchain(current_index);
|
||
process_new_blockchain_entry(bl, blocks[i], parsed_blocks[i], bl_id, current_index, tx_cache_data, tx_cache_data_offset);
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L2("Block is already in blockchain: " << string_tools::pod_to_hex(bl_id));
|
||
}
|
||
++current_index;
|
||
tx_cache_data_offset += 1 + parsed_blocks[i].txes.size();
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::refresh(bool trusted_daemon)
|
||
{
|
||
uint64_t blocks_fetched = 0;
|
||
refresh(trusted_daemon, 0, blocks_fetched);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::refresh(bool trusted_daemon, uint64_t start_height, uint64_t & blocks_fetched)
|
||
{
|
||
bool received_money = false;
|
||
refresh(trusted_daemon, start_height, blocks_fetched, received_money);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::pull_and_parse_next_blocks(uint64_t start_height, uint64_t &blocks_start_height, std::list<crypto::hash> &short_chain_history, const std::vector<cryptonote::block_complete_entry> &prev_blocks, const std::vector<parsed_block> &prev_parsed_blocks, std::vector<cryptonote::block_complete_entry> &blocks, std::vector<parsed_block> &parsed_blocks, bool &error)
|
||
{
|
||
error = false;
|
||
|
||
try
|
||
{
|
||
drop_from_short_history(short_chain_history, 3);
|
||
|
||
// prepend the last 3 blocks, should be enough to guard against a block or two's reorg
|
||
std::vector<parsed_block>::const_reverse_iterator i = prev_parsed_blocks.rbegin();
|
||
for (size_t n = 0; n < std::min((size_t)3, prev_blocks.size()); ++n)
|
||
{
|
||
short_chain_history.push_front(i->hash);
|
||
++i;
|
||
}
|
||
|
||
// pull the new blocks
|
||
std::vector<cryptonote::COMMAND_RPC_GET_BLOCKS_FAST::block_output_indices> o_indices;
|
||
pull_blocks(start_height, blocks_start_height, short_chain_history, blocks, o_indices);
|
||
THROW_WALLET_EXCEPTION_IF(blocks.size() != o_indices.size(), error::wallet_internal_error, "Mismatched sizes of blocks and o_indices");
|
||
|
||
tools::threadpool& tpool = tools::threadpool::getInstance();
|
||
tools::threadpool::waiter waiter;
|
||
parsed_blocks.resize(blocks.size());
|
||
for (size_t i = 0; i < blocks.size(); ++i)
|
||
{
|
||
tpool.submit(&waiter, boost::bind(&wallet2::parse_block_round, this, std::cref(blocks[i].block),
|
||
std::ref(parsed_blocks[i].block), std::ref(parsed_blocks[i].hash), std::ref(parsed_blocks[i].error)), true);
|
||
}
|
||
waiter.wait(&tpool);
|
||
for (size_t i = 0; i < blocks.size(); ++i)
|
||
{
|
||
if (parsed_blocks[i].error)
|
||
{
|
||
error = true;
|
||
break;
|
||
}
|
||
parsed_blocks[i].o_indices = std::move(o_indices[i]);
|
||
}
|
||
|
||
boost::mutex error_lock;
|
||
for (size_t i = 0; i < blocks.size(); ++i)
|
||
{
|
||
parsed_blocks[i].txes.resize(blocks[i].txs.size());
|
||
for (size_t j = 0; j < blocks[i].txs.size(); ++j)
|
||
{
|
||
tpool.submit(&waiter, [&, i, j](){
|
||
if (!parse_and_validate_tx_base_from_blob(blocks[i].txs[j], parsed_blocks[i].txes[j]))
|
||
{
|
||
boost::unique_lock<boost::mutex> lock(error_lock);
|
||
error = true;
|
||
}
|
||
}, true);
|
||
}
|
||
}
|
||
waiter.wait(&tpool);
|
||
}
|
||
catch(...)
|
||
{
|
||
error = true;
|
||
}
|
||
}
|
||
|
||
void wallet2::remove_obsolete_pool_txs(const std::vector<crypto::hash> &tx_hashes)
|
||
{
|
||
// remove pool txes to us that aren't in the pool anymore
|
||
std::unordered_multimap<crypto::hash, wallet2::pool_payment_details>::iterator uit = m_unconfirmed_payments.begin();
|
||
while (uit != m_unconfirmed_payments.end())
|
||
{
|
||
const crypto::hash &txid = uit->second.m_pd.m_tx_hash;
|
||
bool found = false;
|
||
for (const auto &it2: tx_hashes)
|
||
{
|
||
if (it2 == txid)
|
||
{
|
||
found = true;
|
||
break;
|
||
}
|
||
}
|
||
auto pit = uit++;
|
||
if (!found)
|
||
{
|
||
MDEBUG("Removing " << txid << " from unconfirmed payments, not found in pool");
|
||
m_unconfirmed_payments.erase(pit);
|
||
if (0 != m_callback)
|
||
m_callback->on_pool_tx_removed(txid);
|
||
}
|
||
}
|
||
}
|
||
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::update_pool_state(bool refreshed)
|
||
{
|
||
MDEBUG("update_pool_state start");
|
||
|
||
// get the pool state
|
||
cryptonote::COMMAND_RPC_GET_TRANSACTION_POOL_HASHES::request req;
|
||
cryptonote::COMMAND_RPC_GET_TRANSACTION_POOL_HASHES::response res;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = epee::net_utils::invoke_http_json("/get_transaction_pool_hashes.bin", req, res, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_transaction_pool_hashes.bin");
|
||
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_transaction_pool_hashes.bin");
|
||
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::get_tx_pool_error);
|
||
MDEBUG("update_pool_state got pool");
|
||
|
||
// remove any pending tx that's not in the pool
|
||
std::unordered_map<crypto::hash, wallet2::unconfirmed_transfer_details>::iterator it = m_unconfirmed_txs.begin();
|
||
while (it != m_unconfirmed_txs.end())
|
||
{
|
||
const crypto::hash &txid = it->first;
|
||
bool found = false;
|
||
for (const auto &it2: res.tx_hashes)
|
||
{
|
||
if (it2 == txid)
|
||
{
|
||
found = true;
|
||
break;
|
||
}
|
||
}
|
||
auto pit = it++;
|
||
if (!found)
|
||
{
|
||
// we want to avoid a false positive when we ask for the pool just after
|
||
// a tx is removed from the pool due to being found in a new block, but
|
||
// just before the block is visible by refresh. So we keep a boolean, so
|
||
// that the first time we don't see the tx, we set that boolean, and only
|
||
// delete it the second time it is checked (but only when refreshed, so
|
||
// we're sure we've seen the blockchain state first)
|
||
if (pit->second.m_state == wallet2::unconfirmed_transfer_details::pending)
|
||
{
|
||
LOG_PRINT_L1("Pending txid " << txid << " not in pool, marking as not in pool");
|
||
pit->second.m_state = wallet2::unconfirmed_transfer_details::pending_not_in_pool;
|
||
}
|
||
else if (pit->second.m_state == wallet2::unconfirmed_transfer_details::pending_not_in_pool && refreshed)
|
||
{
|
||
LOG_PRINT_L1("Pending txid " << txid << " not in pool, marking as failed");
|
||
pit->second.m_state = wallet2::unconfirmed_transfer_details::failed;
|
||
|
||
// the inputs aren't spent anymore, since the tx failed
|
||
remove_rings(pit->second.m_tx);
|
||
for (size_t vini = 0; vini < pit->second.m_tx.vin.size(); ++vini)
|
||
{
|
||
if (pit->second.m_tx.vin[vini].type() == typeid(txin_to_key))
|
||
{
|
||
txin_to_key &tx_in_to_key = boost::get<txin_to_key>(pit->second.m_tx.vin[vini]);
|
||
for (size_t i = 0; i < m_transfers.size(); ++i)
|
||
{
|
||
const transfer_details &td = m_transfers[i];
|
||
if (td.m_key_image == tx_in_to_key.k_image)
|
||
{
|
||
LOG_PRINT_L1("Resetting spent status for output " << vini << ": " << td.m_key_image);
|
||
set_unspent(i);
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
MDEBUG("update_pool_state done first loop");
|
||
|
||
// remove pool txes to us that aren't in the pool anymore
|
||
// but only if we just refreshed, so that the tx can go in
|
||
// the in transfers list instead (or nowhere if it just
|
||
// disappeared without being mined)
|
||
if (refreshed)
|
||
remove_obsolete_pool_txs(res.tx_hashes);
|
||
|
||
MDEBUG("update_pool_state done second loop");
|
||
|
||
// gather txids of new pool txes to us
|
||
std::vector<std::pair<crypto::hash, bool>> txids;
|
||
for (const auto &txid: res.tx_hashes)
|
||
{
|
||
bool txid_found_in_up = false;
|
||
for (const auto &up: m_unconfirmed_payments)
|
||
{
|
||
if (up.second.m_pd.m_tx_hash == txid)
|
||
{
|
||
txid_found_in_up = true;
|
||
break;
|
||
}
|
||
}
|
||
if (m_scanned_pool_txs[0].find(txid) != m_scanned_pool_txs[0].end() || m_scanned_pool_txs[1].find(txid) != m_scanned_pool_txs[1].end())
|
||
{
|
||
// if it's for us, we want to keep track of whether we saw a double spend, so don't bail out
|
||
if (!txid_found_in_up)
|
||
{
|
||
LOG_PRINT_L2("Already seen " << txid << ", and not for us, skipped");
|
||
continue;
|
||
}
|
||
}
|
||
if (!txid_found_in_up)
|
||
{
|
||
LOG_PRINT_L1("Found new pool tx: " << txid);
|
||
bool found = false;
|
||
for (const auto &i: m_unconfirmed_txs)
|
||
{
|
||
if (i.first == txid)
|
||
{
|
||
found = true;
|
||
// if this is a payment to yourself at a different subaddress account, don't skip it
|
||
// so that you can see the incoming pool tx with 'show_transfers' on that receiving subaddress account
|
||
const unconfirmed_transfer_details& utd = i.second;
|
||
for (const auto& dst : utd.m_dests)
|
||
{
|
||
auto subaddr_index = m_subaddresses.find(dst.addr.m_spend_public_key);
|
||
if (subaddr_index != m_subaddresses.end() && subaddr_index->second.major != utd.m_subaddr_account)
|
||
{
|
||
found = false;
|
||
break;
|
||
}
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
if (!found)
|
||
{
|
||
// not one of those we sent ourselves
|
||
txids.push_back({txid, false});
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L1("We sent that one");
|
||
}
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L1("Already saw that one, it's for us");
|
||
txids.push_back({txid, true});
|
||
}
|
||
}
|
||
|
||
// get those txes
|
||
if (!txids.empty())
|
||
{
|
||
cryptonote::COMMAND_RPC_GET_TRANSACTIONS::request req;
|
||
cryptonote::COMMAND_RPC_GET_TRANSACTIONS::response res;
|
||
for (const auto &p: txids)
|
||
req.txs_hashes.push_back(epee::string_tools::pod_to_hex(p.first));
|
||
MDEBUG("asking for " << txids.size() << " transactions");
|
||
req.decode_as_json = false;
|
||
req.prune = false;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = epee::net_utils::invoke_http_json("/gettransactions", req, res, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
MDEBUG("Got " << r << " and " << res.status);
|
||
if (r && res.status == CORE_RPC_STATUS_OK)
|
||
{
|
||
if (res.txs.size() == txids.size())
|
||
{
|
||
for (const auto &tx_entry: res.txs)
|
||
{
|
||
if (tx_entry.in_pool)
|
||
{
|
||
cryptonote::transaction tx;
|
||
cryptonote::blobdata bd;
|
||
crypto::hash tx_hash, tx_prefix_hash;
|
||
if (epee::string_tools::parse_hexstr_to_binbuff(tx_entry.as_hex, bd))
|
||
{
|
||
if (cryptonote::parse_and_validate_tx_from_blob(bd, tx, tx_hash, tx_prefix_hash))
|
||
{
|
||
const std::vector<std::pair<crypto::hash, bool>>::const_iterator i = std::find_if(txids.begin(), txids.end(),
|
||
[tx_hash](const std::pair<crypto::hash, bool> &e) { return e.first == tx_hash; });
|
||
if (i != txids.end())
|
||
{
|
||
process_new_transaction(tx_hash, tx, std::vector<uint64_t>(), 0, time(NULL), false, true, tx_entry.double_spend_seen, {});
|
||
m_scanned_pool_txs[0].insert(tx_hash);
|
||
if (m_scanned_pool_txs[0].size() > 5000)
|
||
{
|
||
std::swap(m_scanned_pool_txs[0], m_scanned_pool_txs[1]);
|
||
m_scanned_pool_txs[0].clear();
|
||
}
|
||
}
|
||
else
|
||
{
|
||
MERROR("Got txid " << tx_hash << " which we did not ask for");
|
||
}
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L0("failed to validate transaction from daemon");
|
||
}
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L0("Failed to parse transaction from daemon");
|
||
}
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L1("Transaction from daemon was in pool, but is no more");
|
||
}
|
||
}
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L0("Expected " << txids.size() << " tx(es), got " << res.txs.size());
|
||
}
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L0("Error calling gettransactions daemon RPC: r " << r << ", status " << res.status);
|
||
}
|
||
}
|
||
MDEBUG("update_pool_state end");
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::fast_refresh(uint64_t stop_height, uint64_t &blocks_start_height, std::list<crypto::hash> &short_chain_history)
|
||
{
|
||
std::vector<crypto::hash> hashes;
|
||
|
||
const uint64_t checkpoint_height = m_checkpoints.get_max_height();
|
||
if (stop_height > checkpoint_height && m_blockchain.size()-1 < checkpoint_height)
|
||
{
|
||
// we will drop all these, so don't bother getting them
|
||
uint64_t missing_blocks = m_checkpoints.get_max_height() - m_blockchain.size();
|
||
while (missing_blocks-- > 0)
|
||
m_blockchain.push_back(crypto::null_hash); // maybe a bit suboptimal, but deque won't do huge reallocs like vector
|
||
m_blockchain.push_back(m_checkpoints.get_points().at(checkpoint_height));
|
||
short_chain_history.clear();
|
||
get_short_chain_history(short_chain_history);
|
||
}
|
||
|
||
size_t current_index = m_blockchain.size();
|
||
while(m_run.load(std::memory_order_relaxed) && current_index < stop_height)
|
||
{
|
||
pull_hashes(0, blocks_start_height, short_chain_history, hashes);
|
||
if (hashes.size() <= 3)
|
||
return;
|
||
if (blocks_start_height < m_blockchain.offset())
|
||
{
|
||
MERROR("Blocks start before blockchain offset: " << blocks_start_height << " " << m_blockchain.offset());
|
||
return;
|
||
}
|
||
if (hashes.size() + current_index < stop_height) {
|
||
drop_from_short_history(short_chain_history, 3);
|
||
std::vector<crypto::hash>::iterator right = hashes.end();
|
||
// prepend 3 more
|
||
for (int i = 0; i<3; i++) {
|
||
right--;
|
||
short_chain_history.push_front(*right);
|
||
}
|
||
}
|
||
current_index = blocks_start_height;
|
||
for(auto& bl_id: hashes)
|
||
{
|
||
if(current_index >= m_blockchain.size())
|
||
{
|
||
if (!(current_index % 1024))
|
||
LOG_PRINT_L2( "Skipped block by height: " << current_index);
|
||
m_blockchain.push_back(bl_id);
|
||
|
||
if (0 != m_callback)
|
||
{ // FIXME: this isn't right, but simplewallet just logs that we got a block.
|
||
cryptonote::block dummy;
|
||
m_callback->on_new_block(current_index, dummy);
|
||
}
|
||
}
|
||
else if(bl_id != m_blockchain[current_index])
|
||
{
|
||
//split detected here !!!
|
||
return;
|
||
}
|
||
++current_index;
|
||
if (current_index >= stop_height)
|
||
return;
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
bool wallet2::add_address_book_row(const cryptonote::account_public_address &address, const crypto::hash &payment_id, const std::string &description, bool is_subaddress)
|
||
{
|
||
wallet2::address_book_row a;
|
||
a.m_address = address;
|
||
a.m_payment_id = payment_id;
|
||
a.m_description = description;
|
||
a.m_is_subaddress = is_subaddress;
|
||
|
||
auto old_size = m_address_book.size();
|
||
m_address_book.push_back(a);
|
||
if(m_address_book.size() == old_size+1)
|
||
return true;
|
||
return false;
|
||
}
|
||
|
||
bool wallet2::delete_address_book_row(std::size_t row_id) {
|
||
if(m_address_book.size() <= row_id)
|
||
return false;
|
||
|
||
m_address_book.erase(m_address_book.begin()+row_id);
|
||
|
||
return true;
|
||
}
|
||
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::refresh(bool trusted_daemon, uint64_t start_height, uint64_t & blocks_fetched, bool& received_money)
|
||
{
|
||
key_ref kref(*this);
|
||
|
||
if(m_light_wallet) {
|
||
|
||
// MyMonero get_address_info needs to be called occasionally to trigger wallet sync.
|
||
// This call is not really needed for other purposes and can be removed if mymonero changes their backend.
|
||
cryptonote::COMMAND_RPC_GET_ADDRESS_INFO::response res;
|
||
|
||
// Get basic info
|
||
if(light_wallet_get_address_info(res)) {
|
||
// Last stored block height
|
||
uint64_t prev_height = m_light_wallet_blockchain_height;
|
||
// Update lw heights
|
||
m_light_wallet_scanned_block_height = res.scanned_block_height;
|
||
m_light_wallet_blockchain_height = res.blockchain_height;
|
||
// If new height - call new_block callback
|
||
if(m_light_wallet_blockchain_height != prev_height)
|
||
{
|
||
MDEBUG("new block since last time!");
|
||
m_callback->on_lw_new_block(m_light_wallet_blockchain_height - 1);
|
||
}
|
||
m_light_wallet_connected = true;
|
||
MDEBUG("lw scanned block height: " << m_light_wallet_scanned_block_height);
|
||
MDEBUG("lw blockchain height: " << m_light_wallet_blockchain_height);
|
||
MDEBUG(m_light_wallet_blockchain_height-m_light_wallet_scanned_block_height << " blocks behind");
|
||
// TODO: add wallet created block info
|
||
|
||
light_wallet_get_address_txs();
|
||
} else
|
||
m_light_wallet_connected = false;
|
||
|
||
// Lighwallet refresh done
|
||
return;
|
||
}
|
||
received_money = false;
|
||
blocks_fetched = 0;
|
||
uint64_t added_blocks = 0;
|
||
size_t try_count = 0;
|
||
crypto::hash last_tx_hash_id = m_transfers.size() ? m_transfers.back().m_txid : null_hash;
|
||
std::list<crypto::hash> short_chain_history;
|
||
tools::threadpool& tpool = tools::threadpool::getInstance();
|
||
tools::threadpool::waiter waiter;
|
||
uint64_t blocks_start_height;
|
||
std::vector<cryptonote::block_complete_entry> blocks;
|
||
std::vector<parsed_block> parsed_blocks;
|
||
bool refreshed = false;
|
||
|
||
// pull the first set of blocks
|
||
get_short_chain_history(short_chain_history, (m_first_refresh_done || trusted_daemon) ? 1 : FIRST_REFRESH_GRANULARITY);
|
||
m_run.store(true, std::memory_order_relaxed);
|
||
if (start_height > m_blockchain.size() || m_refresh_from_block_height > m_blockchain.size()) {
|
||
if (!start_height)
|
||
start_height = m_refresh_from_block_height;
|
||
// we can shortcut by only pulling hashes up to the start_height
|
||
fast_refresh(start_height, blocks_start_height, short_chain_history);
|
||
// regenerate the history now that we've got a full set of hashes
|
||
short_chain_history.clear();
|
||
get_short_chain_history(short_chain_history, (m_first_refresh_done || trusted_daemon) ? 1 : FIRST_REFRESH_GRANULARITY);
|
||
start_height = 0;
|
||
// and then fall through to regular refresh processing
|
||
}
|
||
|
||
// If stop() is called during fast refresh we don't need to continue
|
||
if(!m_run.load(std::memory_order_relaxed))
|
||
return;
|
||
// always reset start_height to 0 to force short_chain_ history to be used on
|
||
// subsequent pulls in this refresh.
|
||
start_height = 0;
|
||
|
||
bool first = true;
|
||
while(m_run.load(std::memory_order_relaxed))
|
||
{
|
||
try
|
||
{
|
||
// pull the next set of blocks while we're processing the current one
|
||
uint64_t next_blocks_start_height;
|
||
std::vector<cryptonote::block_complete_entry> next_blocks;
|
||
std::vector<parsed_block> next_parsed_blocks;
|
||
bool error = false;
|
||
if (!first && blocks.empty())
|
||
{
|
||
refreshed = false;
|
||
break;
|
||
}
|
||
tpool.submit(&waiter, [&]{pull_and_parse_next_blocks(start_height, next_blocks_start_height, short_chain_history, blocks, parsed_blocks, next_blocks, next_parsed_blocks, error);});
|
||
|
||
if (!first)
|
||
{
|
||
process_parsed_blocks(blocks_start_height, blocks, parsed_blocks, added_blocks);
|
||
blocks_fetched += added_blocks;
|
||
}
|
||
waiter.wait(&tpool);
|
||
if(!first && blocks_start_height == next_blocks_start_height)
|
||
{
|
||
m_node_rpc_proxy.set_height(m_blockchain.size());
|
||
refreshed = true;
|
||
break;
|
||
}
|
||
|
||
// switch to the new blocks from the daemon
|
||
blocks_start_height = next_blocks_start_height;
|
||
blocks = std::move(next_blocks);
|
||
parsed_blocks = std::move(next_parsed_blocks);
|
||
first = false;
|
||
|
||
// handle error from async fetching thread
|
||
if (error)
|
||
{
|
||
throw std::runtime_error("proxy exception in refresh thread");
|
||
}
|
||
}
|
||
catch (const std::exception&)
|
||
{
|
||
blocks_fetched += added_blocks;
|
||
waiter.wait(&tpool);
|
||
if(try_count < 3)
|
||
{
|
||
LOG_PRINT_L1("Another try pull_blocks (try_count=" << try_count << ")...");
|
||
++try_count;
|
||
}
|
||
else
|
||
{
|
||
LOG_ERROR("pull_blocks failed, try_count=" << try_count);
|
||
throw;
|
||
}
|
||
}
|
||
}
|
||
if(last_tx_hash_id != (m_transfers.size() ? m_transfers.back().m_txid : null_hash))
|
||
received_money = true;
|
||
|
||
try
|
||
{
|
||
// If stop() is called we don't need to check pending transactions
|
||
if(m_run.load(std::memory_order_relaxed))
|
||
update_pool_state(refreshed);
|
||
}
|
||
catch (...)
|
||
{
|
||
LOG_PRINT_L1("Failed to check pending transactions");
|
||
}
|
||
|
||
m_first_refresh_done = true;
|
||
|
||
LOG_PRINT_L1("Refresh done, blocks received: " << blocks_fetched << ", balance (all accounts): " << print_money(balance_all()) << ", unlocked: " << print_money(unlocked_balance_all()));
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::refresh(bool trusted_daemon, uint64_t & blocks_fetched, bool& received_money, bool& ok)
|
||
{
|
||
try
|
||
{
|
||
refresh(trusted_daemon, 0, blocks_fetched, received_money);
|
||
ok = true;
|
||
}
|
||
catch (...)
|
||
{
|
||
ok = false;
|
||
}
|
||
return ok;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::get_output_distribution(uint64_t &start_height, std::vector<uint64_t> &distribution)
|
||
{
|
||
uint32_t rpc_version;
|
||
boost::optional<std::string> result = m_node_rpc_proxy.get_rpc_version(rpc_version);
|
||
// no error
|
||
if (!!result)
|
||
{
|
||
// empty string -> not connection
|
||
THROW_WALLET_EXCEPTION_IF(result->empty(), tools::error::no_connection_to_daemon, "getversion");
|
||
THROW_WALLET_EXCEPTION_IF(*result == CORE_RPC_STATUS_BUSY, tools::error::daemon_busy, "getversion");
|
||
if (*result != CORE_RPC_STATUS_OK)
|
||
{
|
||
MDEBUG("Cannot determine daemon RPC version, not requesting rct distribution");
|
||
return false;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
if (rpc_version >= MAKE_CORE_RPC_VERSION(1, 19))
|
||
{
|
||
MDEBUG("Daemon is recent enough, requesting rct distribution");
|
||
}
|
||
else
|
||
{
|
||
MDEBUG("Daemon is too old, not requesting rct distribution");
|
||
return false;
|
||
}
|
||
}
|
||
|
||
cryptonote::COMMAND_RPC_GET_OUTPUT_DISTRIBUTION::request req = AUTO_VAL_INIT(req);
|
||
cryptonote::COMMAND_RPC_GET_OUTPUT_DISTRIBUTION::response res = AUTO_VAL_INIT(res);
|
||
req.amounts.push_back(0);
|
||
req.from_height = 0;
|
||
req.cumulative = true;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = net_utils::invoke_http_json_rpc("/json_rpc", "get_output_distribution", req, res, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
if (!r)
|
||
{
|
||
MWARNING("Failed to request output distribution: no connection to daemon");
|
||
return false;
|
||
}
|
||
if (res.status == CORE_RPC_STATUS_BUSY)
|
||
{
|
||
MWARNING("Failed to request output distribution: daemon is busy");
|
||
return false;
|
||
}
|
||
if (res.status != CORE_RPC_STATUS_OK)
|
||
{
|
||
MWARNING("Failed to request output distribution: " << res.status);
|
||
return false;
|
||
}
|
||
if (res.distributions.size() != 1)
|
||
{
|
||
MWARNING("Failed to request output distribution: not the expected single result");
|
||
return false;
|
||
}
|
||
if (res.distributions[0].amount != 0)
|
||
{
|
||
MWARNING("Failed to request output distribution: results are not for amount 0");
|
||
return false;
|
||
}
|
||
start_height = res.distributions[0].start_height;
|
||
distribution = std::move(res.distributions[0].distribution);
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::detach_blockchain(uint64_t height)
|
||
{
|
||
LOG_PRINT_L0("Detaching blockchain on height " << height);
|
||
|
||
// size 1 2 3 4 5 6 7 8 9
|
||
// block 0 1 2 3 4 5 6 7 8
|
||
// C
|
||
THROW_WALLET_EXCEPTION_IF(height < m_blockchain.offset() && m_blockchain.size() > m_blockchain.offset(),
|
||
error::wallet_internal_error, "Daemon claims reorg below last checkpoint");
|
||
|
||
size_t transfers_detached = 0;
|
||
|
||
for (size_t i = 0; i < m_transfers.size(); ++i)
|
||
{
|
||
wallet2::transfer_details &td = m_transfers[i];
|
||
if (td.m_spent && td.m_spent_height >= height)
|
||
{
|
||
LOG_PRINT_L1("Resetting spent status for output " << i << ": " << td.m_key_image);
|
||
set_unspent(i);
|
||
}
|
||
}
|
||
|
||
auto it = std::find_if(m_transfers.begin(), m_transfers.end(), [&](const transfer_details& td){return td.m_block_height >= height;});
|
||
size_t i_start = it - m_transfers.begin();
|
||
|
||
for(size_t i = i_start; i!= m_transfers.size();i++)
|
||
{
|
||
if (!m_transfers[i].m_key_image_known || m_transfers[i].m_key_image_partial)
|
||
continue;
|
||
auto it_ki = m_key_images.find(m_transfers[i].m_key_image);
|
||
THROW_WALLET_EXCEPTION_IF(it_ki == m_key_images.end(), error::wallet_internal_error, "key image not found: index " + std::to_string(i) + ", ki " + epee::string_tools::pod_to_hex(m_transfers[i].m_key_image) + ", " + std::to_string(m_key_images.size()) + " key images known");
|
||
m_key_images.erase(it_ki);
|
||
}
|
||
|
||
for(size_t i = i_start; i!= m_transfers.size();i++)
|
||
{
|
||
auto it_pk = m_pub_keys.find(m_transfers[i].get_public_key());
|
||
THROW_WALLET_EXCEPTION_IF(it_pk == m_pub_keys.end(), error::wallet_internal_error, "public key not found");
|
||
m_pub_keys.erase(it_pk);
|
||
}
|
||
m_transfers.erase(it, m_transfers.end());
|
||
|
||
size_t blocks_detached = m_blockchain.size() - height;
|
||
m_blockchain.crop(height);
|
||
|
||
for (auto it = m_payments.begin(); it != m_payments.end(); )
|
||
{
|
||
if(height <= it->second.m_block_height)
|
||
it = m_payments.erase(it);
|
||
else
|
||
++it;
|
||
}
|
||
|
||
for (auto it = m_confirmed_txs.begin(); it != m_confirmed_txs.end(); )
|
||
{
|
||
if(height <= it->second.m_block_height)
|
||
it = m_confirmed_txs.erase(it);
|
||
else
|
||
++it;
|
||
}
|
||
|
||
LOG_PRINT_L0("Detached blockchain on height " << height << ", transfers detached " << transfers_detached << ", blocks detached " << blocks_detached);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::deinit()
|
||
{
|
||
m_is_initialized=false;
|
||
m_keys_file_locker.reset();
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::clear()
|
||
{
|
||
m_blockchain.clear();
|
||
m_transfers.clear();
|
||
m_key_images.clear();
|
||
m_pub_keys.clear();
|
||
m_unconfirmed_txs.clear();
|
||
m_payments.clear();
|
||
m_tx_keys.clear();
|
||
m_additional_tx_keys.clear();
|
||
m_confirmed_txs.clear();
|
||
m_unconfirmed_payments.clear();
|
||
m_scanned_pool_txs[0].clear();
|
||
m_scanned_pool_txs[1].clear();
|
||
m_address_book.clear();
|
||
m_subaddresses.clear();
|
||
m_subaddress_labels.clear();
|
||
return true;
|
||
}
|
||
|
||
/*!
|
||
* \brief Stores wallet information to wallet file.
|
||
* \param keys_file_name Name of wallet file
|
||
* \param password Password of wallet file
|
||
* \param watch_only true to save only view key, false to save both spend and view keys
|
||
* \return Whether it was successful.
|
||
*/
|
||
bool wallet2::store_keys(const std::string& keys_file_name, const epee::wipeable_string& password, bool watch_only)
|
||
{
|
||
std::string account_data;
|
||
std::string multisig_signers;
|
||
cryptonote::account_base account = m_account;
|
||
|
||
if (watch_only)
|
||
account.forget_spend_key();
|
||
bool r = epee::serialization::store_t_to_binary(account, account_data);
|
||
CHECK_AND_ASSERT_MES(r, false, "failed to serialize wallet keys");
|
||
wallet2::keys_file_data keys_file_data = boost::value_initialized<wallet2::keys_file_data>();
|
||
|
||
// Create a JSON object with "key_data" and "seed_language" as keys.
|
||
rapidjson::Document json;
|
||
json.SetObject();
|
||
rapidjson::Value value(rapidjson::kStringType);
|
||
value.SetString(account_data.c_str(), account_data.length());
|
||
json.AddMember("key_data", value, json.GetAllocator());
|
||
if (!seed_language.empty())
|
||
{
|
||
value.SetString(seed_language.c_str(), seed_language.length());
|
||
json.AddMember("seed_language", value, json.GetAllocator());
|
||
}
|
||
|
||
rapidjson::Value value2(rapidjson::kNumberType);
|
||
|
||
value2.SetInt(m_key_on_device?1:0);
|
||
json.AddMember("key_on_device", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(watch_only ? 1 :0); // WTF ? JSON has different true and false types, and not boolean ??
|
||
json.AddMember("watch_only", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_multisig ? 1 :0);
|
||
json.AddMember("multisig", value2, json.GetAllocator());
|
||
|
||
value2.SetUint(m_multisig_threshold);
|
||
json.AddMember("multisig_threshold", value2, json.GetAllocator());
|
||
|
||
if (m_multisig)
|
||
{
|
||
bool r = ::serialization::dump_binary(m_multisig_signers, multisig_signers);
|
||
CHECK_AND_ASSERT_MES(r, false, "failed to serialize wallet multisig signers");
|
||
value.SetString(multisig_signers.c_str(), multisig_signers.length());
|
||
json.AddMember("multisig_signers", value, json.GetAllocator());
|
||
}
|
||
|
||
value2.SetInt(m_always_confirm_transfers ? 1 :0);
|
||
json.AddMember("always_confirm_transfers", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_print_ring_members ? 1 :0);
|
||
json.AddMember("print_ring_members", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_store_tx_info ? 1 :0);
|
||
json.AddMember("store_tx_info", value2, json.GetAllocator());
|
||
|
||
value2.SetUint(m_default_mixin);
|
||
json.AddMember("default_mixin", value2, json.GetAllocator());
|
||
|
||
value2.SetUint(m_default_priority);
|
||
json.AddMember("default_priority", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_auto_refresh ? 1 :0);
|
||
json.AddMember("auto_refresh", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_refresh_type);
|
||
json.AddMember("refresh_type", value2, json.GetAllocator());
|
||
|
||
value2.SetUint64(m_refresh_from_block_height);
|
||
json.AddMember("refresh_height", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_confirm_missing_payment_id ? 1 :0);
|
||
json.AddMember("confirm_missing_payment_id", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_confirm_non_default_ring_size ? 1 :0);
|
||
json.AddMember("confirm_non_default_ring_size", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_ask_password ? 1 :0);
|
||
json.AddMember("ask_password", value2, json.GetAllocator());
|
||
|
||
value2.SetUint(m_min_output_count);
|
||
json.AddMember("min_output_count", value2, json.GetAllocator());
|
||
|
||
value2.SetUint64(m_min_output_value);
|
||
json.AddMember("min_output_value", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(cryptonote::get_default_decimal_point());
|
||
json.AddMember("default_decimal_point", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_merge_destinations ? 1 :0);
|
||
json.AddMember("merge_destinations", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_confirm_backlog ? 1 :0);
|
||
json.AddMember("confirm_backlog", value2, json.GetAllocator());
|
||
|
||
value2.SetUint(m_confirm_backlog_threshold);
|
||
json.AddMember("confirm_backlog_threshold", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_confirm_export_overwrite ? 1 :0);
|
||
json.AddMember("confirm_export_overwrite", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_auto_low_priority ? 1 : 0);
|
||
json.AddMember("auto_low_priority", value2, json.GetAllocator());
|
||
|
||
value2.SetUint(m_nettype);
|
||
json.AddMember("nettype", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_segregate_pre_fork_outputs ? 1 : 0);
|
||
json.AddMember("segregate_pre_fork_outputs", value2, json.GetAllocator());
|
||
|
||
value2.SetInt(m_key_reuse_mitigation2 ? 1 : 0);
|
||
json.AddMember("key_reuse_mitigation2", value2, json.GetAllocator());
|
||
|
||
value2.SetUint(m_segregation_height);
|
||
json.AddMember("segregation_height", value2, json.GetAllocator());
|
||
|
||
value2.SetUint(m_subaddress_lookahead_major);
|
||
json.AddMember("subaddress_lookahead_major", value2, json.GetAllocator());
|
||
|
||
value2.SetUint(m_subaddress_lookahead_minor);
|
||
json.AddMember("subaddress_lookahead_minor", value2, json.GetAllocator());
|
||
|
||
// Serialize the JSON object
|
||
rapidjson::StringBuffer buffer;
|
||
rapidjson::Writer<rapidjson::StringBuffer> writer(buffer);
|
||
json.Accept(writer);
|
||
account_data = buffer.GetString();
|
||
|
||
// Encrypt the entire JSON object.
|
||
crypto::chacha_key key;
|
||
crypto::generate_chacha_key(password.data(), password.size(), key);
|
||
std::string cipher;
|
||
cipher.resize(account_data.size());
|
||
keys_file_data.iv = crypto::rand<crypto::chacha_iv>();
|
||
crypto::chacha20(account_data.data(), account_data.size(), key, keys_file_data.iv, &cipher[0]);
|
||
keys_file_data.account_data = cipher;
|
||
|
||
m_keys_file_locker.reset();
|
||
std::string buf;
|
||
r = ::serialization::dump_binary(keys_file_data, buf);
|
||
r = r && epee::file_io_utils::save_string_to_file(keys_file_name, buf); //and never touch wallet_keys_file again, only read
|
||
CHECK_AND_ASSERT_MES(r, false, "failed to generate wallet keys file " << keys_file_name);
|
||
m_keys_file_locker.reset(new tools::file_locker(m_keys_file));
|
||
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
/*!
|
||
* \brief Load wallet information from wallet file.
|
||
* \param keys_file_name Name of wallet file
|
||
* \param password Password of wallet file
|
||
*/
|
||
bool wallet2::load_keys(const std::string& keys_file_name, const epee::wipeable_string& password)
|
||
{
|
||
rapidjson::Document json;
|
||
wallet2::keys_file_data keys_file_data;
|
||
std::string buf;
|
||
bool r = epee::file_io_utils::load_file_to_string(keys_file_name, buf);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_read_error, keys_file_name);
|
||
|
||
// Decrypt the contents
|
||
r = ::serialization::parse_binary(buf, keys_file_data);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "internal error: failed to deserialize \"" + keys_file_name + '\"');
|
||
crypto::chacha_key key;
|
||
crypto::generate_chacha_key(password.data(), password.size(), key);
|
||
std::string account_data;
|
||
account_data.resize(keys_file_data.account_data.size());
|
||
crypto::chacha20(keys_file_data.account_data.data(), keys_file_data.account_data.size(), key, keys_file_data.iv, &account_data[0]);
|
||
if (json.Parse(account_data.c_str()).HasParseError() || !json.IsObject())
|
||
crypto::chacha8(keys_file_data.account_data.data(), keys_file_data.account_data.size(), key, keys_file_data.iv, &account_data[0]);
|
||
|
||
// The contents should be JSON if the wallet follows the new format.
|
||
if (json.Parse(account_data.c_str()).HasParseError())
|
||
{
|
||
is_old_file_format = true;
|
||
m_watch_only = false;
|
||
m_multisig = false;
|
||
m_multisig_threshold = 0;
|
||
m_multisig_signers.clear();
|
||
m_always_confirm_transfers = false;
|
||
m_print_ring_members = false;
|
||
m_default_mixin = 0;
|
||
m_default_priority = 0;
|
||
m_auto_refresh = true;
|
||
m_refresh_type = RefreshType::RefreshDefault;
|
||
m_confirm_missing_payment_id = true;
|
||
m_confirm_non_default_ring_size = true;
|
||
m_ask_password = true;
|
||
m_min_output_count = 0;
|
||
m_min_output_value = 0;
|
||
m_merge_destinations = false;
|
||
m_confirm_backlog = true;
|
||
m_confirm_backlog_threshold = 0;
|
||
m_confirm_export_overwrite = true;
|
||
m_auto_low_priority = true;
|
||
m_segregate_pre_fork_outputs = true;
|
||
m_key_reuse_mitigation2 = true;
|
||
m_segregation_height = 0;
|
||
m_subaddress_lookahead_major = SUBADDRESS_LOOKAHEAD_MAJOR;
|
||
m_subaddress_lookahead_minor = SUBADDRESS_LOOKAHEAD_MINOR;
|
||
m_key_on_device = false;
|
||
}
|
||
else if(json.IsObject())
|
||
{
|
||
if (!json.HasMember("key_data"))
|
||
{
|
||
LOG_ERROR("Field key_data not found in JSON");
|
||
return false;
|
||
}
|
||
if (!json["key_data"].IsString())
|
||
{
|
||
LOG_ERROR("Field key_data found in JSON, but not String");
|
||
return false;
|
||
}
|
||
const char *field_key_data = json["key_data"].GetString();
|
||
account_data = std::string(field_key_data, field_key_data + json["key_data"].GetStringLength());
|
||
|
||
if (json.HasMember("key_on_device"))
|
||
{
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, key_on_device, int, Int, false, false);
|
||
m_key_on_device = field_key_on_device;
|
||
}
|
||
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, seed_language, std::string, String, false, std::string());
|
||
if (field_seed_language_found)
|
||
{
|
||
set_seed_language(field_seed_language);
|
||
}
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, watch_only, int, Int, false, false);
|
||
m_watch_only = field_watch_only;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, multisig, int, Int, false, false);
|
||
m_multisig = field_multisig;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, multisig_threshold, unsigned int, Uint, m_multisig, 0);
|
||
m_multisig_threshold = field_multisig_threshold;
|
||
if (m_multisig)
|
||
{
|
||
if (!json.HasMember("multisig_signers"))
|
||
{
|
||
LOG_ERROR("Field multisig_signers not found in JSON");
|
||
return false;
|
||
}
|
||
if (!json["multisig_signers"].IsString())
|
||
{
|
||
LOG_ERROR("Field multisig_signers found in JSON, but not String");
|
||
return false;
|
||
}
|
||
const char *field_multisig_signers = json["multisig_signers"].GetString();
|
||
std::string multisig_signers = std::string(field_multisig_signers, field_multisig_signers + json["multisig_signers"].GetStringLength());
|
||
r = ::serialization::parse_binary(multisig_signers, m_multisig_signers);
|
||
if (!r)
|
||
{
|
||
LOG_ERROR("Field multisig_signers found in JSON, but failed to parse");
|
||
return false;
|
||
}
|
||
}
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, always_confirm_transfers, int, Int, false, true);
|
||
m_always_confirm_transfers = field_always_confirm_transfers;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, print_ring_members, int, Int, false, true);
|
||
m_print_ring_members = field_print_ring_members;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, store_tx_keys, int, Int, false, true);
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, store_tx_info, int, Int, false, true);
|
||
m_store_tx_info = ((field_store_tx_keys != 0) || (field_store_tx_info != 0));
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, default_mixin, unsigned int, Uint, false, 0);
|
||
m_default_mixin = field_default_mixin;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, default_priority, unsigned int, Uint, false, 0);
|
||
if (field_default_priority_found)
|
||
{
|
||
m_default_priority = field_default_priority;
|
||
}
|
||
else
|
||
{
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, default_fee_multiplier, unsigned int, Uint, false, 0);
|
||
if (field_default_fee_multiplier_found)
|
||
m_default_priority = field_default_fee_multiplier;
|
||
else
|
||
m_default_priority = 0;
|
||
}
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, auto_refresh, int, Int, false, true);
|
||
m_auto_refresh = field_auto_refresh;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, refresh_type, int, Int, false, RefreshType::RefreshDefault);
|
||
m_refresh_type = RefreshType::RefreshDefault;
|
||
if (field_refresh_type_found)
|
||
{
|
||
if (field_refresh_type == RefreshFull || field_refresh_type == RefreshOptimizeCoinbase || field_refresh_type == RefreshNoCoinbase)
|
||
m_refresh_type = (RefreshType)field_refresh_type;
|
||
else
|
||
LOG_PRINT_L0("Unknown refresh-type value (" << field_refresh_type << "), using default");
|
||
}
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, refresh_height, uint64_t, Uint64, false, 0);
|
||
m_refresh_from_block_height = field_refresh_height;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, confirm_missing_payment_id, int, Int, false, true);
|
||
m_confirm_missing_payment_id = field_confirm_missing_payment_id;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, confirm_non_default_ring_size, int, Int, false, true);
|
||
m_confirm_non_default_ring_size = field_confirm_non_default_ring_size;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, ask_password, int, Int, false, true);
|
||
m_ask_password = field_ask_password;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, default_decimal_point, int, Int, false, CRYPTONOTE_DISPLAY_DECIMAL_POINT);
|
||
cryptonote::set_default_decimal_point(field_default_decimal_point);
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, min_output_count, uint32_t, Uint, false, 0);
|
||
m_min_output_count = field_min_output_count;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, min_output_value, uint64_t, Uint64, false, 0);
|
||
m_min_output_value = field_min_output_value;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, merge_destinations, int, Int, false, false);
|
||
m_merge_destinations = field_merge_destinations;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, confirm_backlog, int, Int, false, true);
|
||
m_confirm_backlog = field_confirm_backlog;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, confirm_backlog_threshold, uint32_t, Uint, false, 0);
|
||
m_confirm_backlog_threshold = field_confirm_backlog_threshold;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, confirm_export_overwrite, int, Int, false, true);
|
||
m_confirm_export_overwrite = field_confirm_export_overwrite;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, auto_low_priority, int, Int, false, true);
|
||
m_auto_low_priority = field_auto_low_priority;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, nettype, uint8_t, Uint, false, static_cast<uint8_t>(m_nettype));
|
||
// The network type given in the program argument is inconsistent with the network type saved in the wallet
|
||
THROW_WALLET_EXCEPTION_IF(static_cast<uint8_t>(m_nettype) != field_nettype, error::wallet_internal_error,
|
||
(boost::format("%s wallet cannot be opened as %s wallet")
|
||
% (field_nettype == 0 ? "Mainnet" : field_nettype == 1 ? "Testnet" : "Stagenet")
|
||
% (m_nettype == MAINNET ? "mainnet" : m_nettype == TESTNET ? "testnet" : "stagenet")).str());
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, segregate_pre_fork_outputs, int, Int, false, true);
|
||
m_segregate_pre_fork_outputs = field_segregate_pre_fork_outputs;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, key_reuse_mitigation2, int, Int, false, true);
|
||
m_key_reuse_mitigation2 = field_key_reuse_mitigation2;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, segregation_height, int, Uint, false, 0);
|
||
m_segregation_height = field_segregation_height;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, subaddress_lookahead_major, uint32_t, Uint, false, SUBADDRESS_LOOKAHEAD_MAJOR);
|
||
m_subaddress_lookahead_major = field_subaddress_lookahead_major;
|
||
GET_FIELD_FROM_JSON_RETURN_ON_ERROR(json, subaddress_lookahead_minor, uint32_t, Uint, false, SUBADDRESS_LOOKAHEAD_MINOR);
|
||
m_subaddress_lookahead_minor = field_subaddress_lookahead_minor;
|
||
}
|
||
else
|
||
{
|
||
THROW_WALLET_EXCEPTION(error::wallet_internal_error, "invalid password");
|
||
return false;
|
||
}
|
||
|
||
r = epee::serialization::load_t_from_binary(m_account, account_data);
|
||
if (r && m_key_on_device) {
|
||
LOG_PRINT_L0("Account on device. Initing device...");
|
||
hw::device &hwdev = hw::get_device("Ledger");
|
||
hwdev.init();
|
||
hwdev.connect();
|
||
m_account.set_device(hwdev);
|
||
LOG_PRINT_L0("Device inited...");
|
||
}
|
||
const cryptonote::account_keys& keys = m_account.get_keys();
|
||
hw::device &hwdev = m_account.get_device();
|
||
r = r && hwdev.verify_keys(keys.m_view_secret_key, keys.m_account_address.m_view_public_key);
|
||
if(!m_watch_only && !m_multisig)
|
||
r = r && hwdev.verify_keys(keys.m_spend_secret_key, keys.m_account_address.m_spend_public_key);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::invalid_password);
|
||
return true;
|
||
}
|
||
|
||
/*!
|
||
* \brief verify password for default wallet keys file.
|
||
* \param password Password to verify
|
||
* \return true if password is correct
|
||
*
|
||
* for verification only
|
||
* should not mutate state, unlike load_keys()
|
||
* can be used prior to rewriting wallet keys file, to ensure user has entered the correct password
|
||
*
|
||
*/
|
||
bool wallet2::verify_password(const epee::wipeable_string& password) const
|
||
{
|
||
return verify_password(m_keys_file, password, m_watch_only || m_multisig, m_account.get_device());
|
||
}
|
||
|
||
/*!
|
||
* \brief verify password for specified wallet keys file.
|
||
* \param keys_file_name Keys file to verify password for
|
||
* \param password Password to verify
|
||
* \param no_spend_key If set = only verify view keys, otherwise also spend keys
|
||
* \param hwdev The hardware device to use
|
||
* \return true if password is correct
|
||
*
|
||
* for verification only
|
||
* should not mutate state, unlike load_keys()
|
||
* can be used prior to rewriting wallet keys file, to ensure user has entered the correct password
|
||
*
|
||
*/
|
||
bool wallet2::verify_password(const std::string& keys_file_name, const epee::wipeable_string& password, bool no_spend_key, hw::device &hwdev)
|
||
{
|
||
rapidjson::Document json;
|
||
wallet2::keys_file_data keys_file_data;
|
||
std::string buf;
|
||
bool r = epee::file_io_utils::load_file_to_string(keys_file_name, buf);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_read_error, keys_file_name);
|
||
|
||
// Decrypt the contents
|
||
r = ::serialization::parse_binary(buf, keys_file_data);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "internal error: failed to deserialize \"" + keys_file_name + '\"');
|
||
crypto::chacha_key key;
|
||
crypto::generate_chacha_key(password.data(), password.size(), key);
|
||
std::string account_data;
|
||
account_data.resize(keys_file_data.account_data.size());
|
||
crypto::chacha20(keys_file_data.account_data.data(), keys_file_data.account_data.size(), key, keys_file_data.iv, &account_data[0]);
|
||
if (json.Parse(account_data.c_str()).HasParseError() || !json.IsObject())
|
||
crypto::chacha8(keys_file_data.account_data.data(), keys_file_data.account_data.size(), key, keys_file_data.iv, &account_data[0]);
|
||
|
||
// The contents should be JSON if the wallet follows the new format.
|
||
if (json.Parse(account_data.c_str()).HasParseError())
|
||
{
|
||
// old format before JSON wallet key file format
|
||
}
|
||
else
|
||
{
|
||
account_data = std::string(json["key_data"].GetString(), json["key_data"].GetString() +
|
||
json["key_data"].GetStringLength());
|
||
}
|
||
|
||
cryptonote::account_base account_data_check;
|
||
|
||
r = epee::serialization::load_t_from_binary(account_data_check, account_data);
|
||
const cryptonote::account_keys& keys = account_data_check.get_keys();
|
||
|
||
r = r && hwdev.verify_keys(keys.m_view_secret_key, keys.m_account_address.m_view_public_key);
|
||
if(!no_spend_key)
|
||
r = r && hwdev.verify_keys(keys.m_spend_secret_key, keys.m_account_address.m_spend_public_key);
|
||
return r;
|
||
}
|
||
|
||
/*!
|
||
* \brief Generates a wallet or restores one.
|
||
* \param wallet_ Name of wallet file
|
||
* \param password Password of wallet file
|
||
* \param multisig_data The multisig restore info and keys
|
||
* \param create_address_file Whether to create an address file
|
||
*/
|
||
void wallet2::generate(const std::string& wallet_, const epee::wipeable_string& password,
|
||
const std::string& multisig_data, bool create_address_file)
|
||
{
|
||
clear();
|
||
prepare_file_names(wallet_);
|
||
|
||
if (!wallet_.empty())
|
||
{
|
||
boost::system::error_code ignored_ec;
|
||
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_wallet_file, ignored_ec), error::file_exists, m_wallet_file);
|
||
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_keys_file, ignored_ec), error::file_exists, m_keys_file);
|
||
}
|
||
|
||
m_account.generate(rct::rct2sk(rct::zero()), true, false);
|
||
|
||
THROW_WALLET_EXCEPTION_IF(multisig_data.size() < 32, error::invalid_multisig_seed);
|
||
size_t offset = 0;
|
||
uint32_t threshold = *(uint32_t*)(multisig_data.data() + offset);
|
||
offset += sizeof(uint32_t);
|
||
uint32_t total = *(uint32_t*)(multisig_data.data() + offset);
|
||
offset += sizeof(uint32_t);
|
||
THROW_WALLET_EXCEPTION_IF(threshold < 2, error::invalid_multisig_seed);
|
||
THROW_WALLET_EXCEPTION_IF(total != threshold && total != threshold + 1, error::invalid_multisig_seed);
|
||
const size_t n_multisig_keys = total == threshold ? 1 : threshold;
|
||
THROW_WALLET_EXCEPTION_IF(multisig_data.size() != 8 + 32 * (4 + n_multisig_keys + total), error::invalid_multisig_seed);
|
||
|
||
std::vector<crypto::secret_key> multisig_keys;
|
||
std::vector<crypto::public_key> multisig_signers;
|
||
crypto::secret_key spend_secret_key = *(crypto::secret_key*)(multisig_data.data() + offset);
|
||
offset += sizeof(crypto::secret_key);
|
||
crypto::public_key spend_public_key = *(crypto::public_key*)(multisig_data.data() + offset);
|
||
offset += sizeof(crypto::public_key);
|
||
crypto::secret_key view_secret_key = *(crypto::secret_key*)(multisig_data.data() + offset);
|
||
offset += sizeof(crypto::secret_key);
|
||
crypto::public_key view_public_key = *(crypto::public_key*)(multisig_data.data() + offset);
|
||
offset += sizeof(crypto::public_key);
|
||
for (size_t n = 0; n < n_multisig_keys; ++n)
|
||
{
|
||
multisig_keys.push_back(*(crypto::secret_key*)(multisig_data.data() + offset));
|
||
offset += sizeof(crypto::secret_key);
|
||
}
|
||
for (size_t n = 0; n < total; ++n)
|
||
{
|
||
multisig_signers.push_back(*(crypto::public_key*)(multisig_data.data() + offset));
|
||
offset += sizeof(crypto::public_key);
|
||
}
|
||
|
||
crypto::public_key calculated_view_public_key;
|
||
THROW_WALLET_EXCEPTION_IF(!crypto::secret_key_to_public_key(view_secret_key, calculated_view_public_key), error::invalid_multisig_seed);
|
||
THROW_WALLET_EXCEPTION_IF(view_public_key != calculated_view_public_key, error::invalid_multisig_seed);
|
||
crypto::public_key local_signer;
|
||
THROW_WALLET_EXCEPTION_IF(!crypto::secret_key_to_public_key(spend_secret_key, local_signer), error::invalid_multisig_seed);
|
||
THROW_WALLET_EXCEPTION_IF(std::find(multisig_signers.begin(), multisig_signers.end(), local_signer) == multisig_signers.end(), error::invalid_multisig_seed);
|
||
rct::key skey = rct::zero();
|
||
for (const auto &msk: multisig_keys)
|
||
sc_add(skey.bytes, skey.bytes, rct::sk2rct(msk).bytes);
|
||
THROW_WALLET_EXCEPTION_IF(!(rct::rct2sk(skey) == spend_secret_key), error::invalid_multisig_seed);
|
||
|
||
m_account.make_multisig(view_secret_key, spend_secret_key, spend_public_key, multisig_keys);
|
||
m_account.finalize_multisig(spend_public_key);
|
||
|
||
m_account_public_address = m_account.get_keys().m_account_address;
|
||
m_watch_only = false;
|
||
m_multisig = true;
|
||
m_multisig_threshold = threshold;
|
||
m_multisig_signers = multisig_signers;
|
||
m_key_on_device = false;
|
||
|
||
if (!wallet_.empty())
|
||
{
|
||
bool r = store_keys(m_keys_file, password, false);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
|
||
|
||
if (m_nettype != MAINNET || create_address_file)
|
||
{
|
||
r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
|
||
if(!r) MERROR("String with address text not saved");
|
||
}
|
||
}
|
||
|
||
cryptonote::block b;
|
||
generate_genesis(b);
|
||
m_blockchain.push_back(get_block_hash(b));
|
||
m_last_block_reward = cryptonote::get_outs_money_amount(b.miner_tx);
|
||
add_subaddress_account(tr("Primary account"));
|
||
|
||
if (!wallet_.empty())
|
||
store();
|
||
}
|
||
|
||
/*!
|
||
* \brief Generates a wallet or restores one.
|
||
* \param wallet_ Name of wallet file
|
||
* \param password Password of wallet file
|
||
* \param recovery_param If it is a restore, the recovery key
|
||
* \param recover Whether it is a restore
|
||
* \param two_random Whether it is a non-deterministic wallet
|
||
* \param create_address_file Whether to create an address file
|
||
* \return The secret key of the generated wallet
|
||
*/
|
||
crypto::secret_key wallet2::generate(const std::string& wallet_, const epee::wipeable_string& password,
|
||
const crypto::secret_key& recovery_param, bool recover, bool two_random, bool create_address_file)
|
||
{
|
||
clear();
|
||
prepare_file_names(wallet_);
|
||
|
||
if (!wallet_.empty())
|
||
{
|
||
boost::system::error_code ignored_ec;
|
||
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_wallet_file, ignored_ec), error::file_exists, m_wallet_file);
|
||
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_keys_file, ignored_ec), error::file_exists, m_keys_file);
|
||
}
|
||
|
||
crypto::secret_key retval = m_account.generate(recovery_param, recover, two_random);
|
||
|
||
m_account_public_address = m_account.get_keys().m_account_address;
|
||
m_watch_only = false;
|
||
m_multisig = false;
|
||
m_multisig_threshold = 0;
|
||
m_multisig_signers.clear();
|
||
m_key_on_device = false;
|
||
|
||
// calculate a starting refresh height
|
||
if(m_refresh_from_block_height == 0 && !recover){
|
||
m_refresh_from_block_height = estimate_blockchain_height();
|
||
}
|
||
|
||
if (!wallet_.empty())
|
||
{
|
||
bool r = store_keys(m_keys_file, password, false);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
|
||
|
||
if (m_nettype != MAINNET || create_address_file)
|
||
{
|
||
r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
|
||
if(!r) MERROR("String with address text not saved");
|
||
}
|
||
}
|
||
|
||
cryptonote::block b;
|
||
generate_genesis(b);
|
||
m_blockchain.push_back(get_block_hash(b));
|
||
m_last_block_reward = cryptonote::get_outs_money_amount(b.miner_tx);
|
||
add_subaddress_account(tr("Primary account"));
|
||
|
||
if (!wallet_.empty())
|
||
store();
|
||
|
||
return retval;
|
||
}
|
||
|
||
uint64_t wallet2::estimate_blockchain_height()
|
||
{
|
||
// -1 month for fluctuations in block time and machine date/time setup.
|
||
// avg seconds per block
|
||
const int seconds_per_block = DIFFICULTY_TARGET_V2;
|
||
// ~num blocks per month
|
||
const uint64_t blocks_per_month = 60*60*24*30/seconds_per_block;
|
||
|
||
// try asking the daemon first
|
||
std::string err;
|
||
uint64_t height = 0;
|
||
|
||
// we get the max of approximated height and local height.
|
||
// approximated height is the least of daemon target height
|
||
// (the max of what the other daemons are claiming is their
|
||
// height) and the theoretical height based on the local
|
||
// clock. This will be wrong only if both the local clock
|
||
// is bad *and* a peer daemon claims a highest height than
|
||
// the real chain.
|
||
// local height is the height the local daemon is currently
|
||
// synced to, it will be lower than the real chain height if
|
||
// the daemon is currently syncing.
|
||
// If we use the approximate height we subtract one month as
|
||
// a safety margin.
|
||
height = get_approximate_blockchain_height();
|
||
uint64_t target_height = get_daemon_blockchain_target_height(err);
|
||
if (err.empty()) {
|
||
if (target_height < height)
|
||
height = target_height;
|
||
} else {
|
||
// if we couldn't talk to the daemon, check safety margin.
|
||
if (height > blocks_per_month)
|
||
height -= blocks_per_month;
|
||
else
|
||
height = 0;
|
||
}
|
||
uint64_t local_height = get_daemon_blockchain_height(err);
|
||
if (err.empty() && local_height > height)
|
||
height = local_height;
|
||
return height;
|
||
}
|
||
|
||
/*!
|
||
* \brief Creates a watch only wallet from a public address and a view secret key.
|
||
* \param wallet_ Name of wallet file
|
||
* \param password Password of wallet file
|
||
* \param account_public_address The account's public address
|
||
* \param viewkey view secret key
|
||
* \param create_address_file Whether to create an address file
|
||
*/
|
||
void wallet2::generate(const std::string& wallet_, const epee::wipeable_string& password,
|
||
const cryptonote::account_public_address &account_public_address,
|
||
const crypto::secret_key& viewkey, bool create_address_file)
|
||
{
|
||
clear();
|
||
prepare_file_names(wallet_);
|
||
|
||
if (!wallet_.empty())
|
||
{
|
||
boost::system::error_code ignored_ec;
|
||
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_wallet_file, ignored_ec), error::file_exists, m_wallet_file);
|
||
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_keys_file, ignored_ec), error::file_exists, m_keys_file);
|
||
}
|
||
|
||
m_account.create_from_viewkey(account_public_address, viewkey);
|
||
m_account_public_address = account_public_address;
|
||
m_watch_only = true;
|
||
m_multisig = false;
|
||
m_multisig_threshold = 0;
|
||
m_multisig_signers.clear();
|
||
m_key_on_device = false;
|
||
|
||
if (!wallet_.empty())
|
||
{
|
||
bool r = store_keys(m_keys_file, password, true);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
|
||
|
||
if (m_nettype != MAINNET || create_address_file)
|
||
{
|
||
r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
|
||
if(!r) MERROR("String with address text not saved");
|
||
}
|
||
}
|
||
|
||
cryptonote::block b;
|
||
generate_genesis(b);
|
||
m_blockchain.push_back(get_block_hash(b));
|
||
m_last_block_reward = cryptonote::get_outs_money_amount(b.miner_tx);
|
||
add_subaddress_account(tr("Primary account"));
|
||
|
||
if (!wallet_.empty())
|
||
store();
|
||
}
|
||
|
||
/*!
|
||
* \brief Creates a wallet from a public address and a spend/view secret key pair.
|
||
* \param wallet_ Name of wallet file
|
||
* \param password Password of wallet file
|
||
* \param account_public_address The account's public address
|
||
* \param spendkey spend secret key
|
||
* \param viewkey view secret key
|
||
* \param create_address_file Whether to create an address file
|
||
*/
|
||
void wallet2::generate(const std::string& wallet_, const epee::wipeable_string& password,
|
||
const cryptonote::account_public_address &account_public_address,
|
||
const crypto::secret_key& spendkey, const crypto::secret_key& viewkey, bool create_address_file)
|
||
{
|
||
clear();
|
||
prepare_file_names(wallet_);
|
||
|
||
if (!wallet_.empty())
|
||
{
|
||
boost::system::error_code ignored_ec;
|
||
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_wallet_file, ignored_ec), error::file_exists, m_wallet_file);
|
||
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_keys_file, ignored_ec), error::file_exists, m_keys_file);
|
||
}
|
||
|
||
m_account.create_from_keys(account_public_address, spendkey, viewkey);
|
||
m_account_public_address = account_public_address;
|
||
m_watch_only = false;
|
||
m_multisig = false;
|
||
m_multisig_threshold = 0;
|
||
m_multisig_signers.clear();
|
||
m_key_on_device = false;
|
||
|
||
if (!wallet_.empty())
|
||
{
|
||
bool r = store_keys(m_keys_file, password, false);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
|
||
|
||
if (m_nettype != MAINNET || create_address_file)
|
||
{
|
||
r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
|
||
if(!r) MERROR("String with address text not saved");
|
||
}
|
||
}
|
||
|
||
cryptonote::block b;
|
||
generate_genesis(b);
|
||
m_blockchain.push_back(get_block_hash(b));
|
||
m_last_block_reward = cryptonote::get_outs_money_amount(b.miner_tx);
|
||
add_subaddress_account(tr("Primary account"));
|
||
|
||
if (!wallet_.empty())
|
||
store();
|
||
}
|
||
|
||
/*!
|
||
* \brief Creates a wallet from a device
|
||
* \param wallet_ Name of wallet file
|
||
* \param password Password of wallet file
|
||
* \param device_name device string address
|
||
*/
|
||
void wallet2::restore(const std::string& wallet_, const epee::wipeable_string& password, const std::string &device_name)
|
||
{
|
||
clear();
|
||
prepare_file_names(wallet_);
|
||
|
||
boost::system::error_code ignored_ec;
|
||
if (!wallet_.empty()) {
|
||
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_wallet_file, ignored_ec), error::file_exists, m_wallet_file);
|
||
THROW_WALLET_EXCEPTION_IF(boost::filesystem::exists(m_keys_file, ignored_ec), error::file_exists, m_keys_file);
|
||
}
|
||
m_key_on_device = true;
|
||
m_account.create_from_device(device_name);
|
||
m_account_public_address = m_account.get_keys().m_account_address;
|
||
m_watch_only = false;
|
||
m_multisig = false;
|
||
m_multisig_threshold = 0;
|
||
m_multisig_signers.clear();
|
||
|
||
if (!wallet_.empty()) {
|
||
bool r = store_keys(m_keys_file, password, false);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
|
||
|
||
r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
|
||
if(!r) MERROR("String with address text not saved");
|
||
}
|
||
cryptonote::block b;
|
||
generate_genesis(b);
|
||
m_blockchain.push_back(get_block_hash(b));
|
||
if (m_subaddress_lookahead_major == SUBADDRESS_LOOKAHEAD_MAJOR && m_subaddress_lookahead_minor == SUBADDRESS_LOOKAHEAD_MINOR)
|
||
{
|
||
// the default lookahead setting (50:200) is clearly too much for hardware wallet
|
||
m_subaddress_lookahead_major = 5;
|
||
m_subaddress_lookahead_minor = 20;
|
||
}
|
||
m_last_block_reward = cryptonote::get_outs_money_amount(b.miner_tx);
|
||
add_subaddress_account(tr("Primary account"));
|
||
if (!wallet_.empty()) {
|
||
store();
|
||
}
|
||
}
|
||
|
||
std::string wallet2::make_multisig(const epee::wipeable_string &password,
|
||
const std::vector<crypto::secret_key> &view_keys,
|
||
const std::vector<crypto::public_key> &spend_keys,
|
||
uint32_t threshold)
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(!view_keys.empty(), "empty view keys");
|
||
CHECK_AND_ASSERT_THROW_MES(view_keys.size() == spend_keys.size(), "Mismatched view/spend key sizes");
|
||
CHECK_AND_ASSERT_THROW_MES(threshold > 1 && threshold <= spend_keys.size() + 1, "Invalid threshold");
|
||
CHECK_AND_ASSERT_THROW_MES(threshold == spend_keys.size() || threshold == spend_keys.size() + 1, "Unsupported threshold case");
|
||
|
||
std::string extra_multisig_info;
|
||
crypto::hash hash;
|
||
|
||
clear();
|
||
|
||
MINFO("Creating spend key...");
|
||
std::vector<crypto::secret_key> multisig_keys;
|
||
rct::key spend_pkey, spend_skey;
|
||
if (threshold == spend_keys.size() + 1)
|
||
{
|
||
cryptonote::generate_multisig_N_N(get_account().get_keys(), spend_keys, multisig_keys, spend_skey, spend_pkey);
|
||
}
|
||
else if (threshold == spend_keys.size())
|
||
{
|
||
cryptonote::generate_multisig_N1_N(get_account().get_keys(), spend_keys, multisig_keys, spend_skey, spend_pkey);
|
||
|
||
// We need an extra step, so we package all the composite public keys
|
||
// we know about, and make a signed string out of them
|
||
std::string data;
|
||
crypto::public_key signer;
|
||
CHECK_AND_ASSERT_THROW_MES(crypto::secret_key_to_public_key(rct::rct2sk(spend_skey), signer), "Failed to derive public spend key");
|
||
data += std::string((const char *)&signer, sizeof(crypto::public_key));
|
||
|
||
for (const auto &msk: multisig_keys)
|
||
{
|
||
rct::key pmsk = rct::scalarmultBase(rct::sk2rct(msk));
|
||
data += std::string((const char *)&pmsk, sizeof(crypto::public_key));
|
||
}
|
||
|
||
data.resize(data.size() + sizeof(crypto::signature));
|
||
crypto::cn_fast_hash(data.data(), data.size() - sizeof(signature), hash);
|
||
crypto::signature &signature = *(crypto::signature*)&data[data.size() - sizeof(crypto::signature)];
|
||
crypto::generate_signature(hash, signer, rct::rct2sk(spend_skey), signature);
|
||
|
||
extra_multisig_info = std::string("MultisigxV1") + tools::base58::encode(data);
|
||
}
|
||
else
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(false, "Unsupported threshold case");
|
||
}
|
||
|
||
// the multisig view key is shared by all, make one all can derive
|
||
MINFO("Creating view key...");
|
||
crypto::secret_key view_skey = cryptonote::generate_multisig_view_secret_key(get_account().get_keys().m_view_secret_key, view_keys);
|
||
|
||
MINFO("Creating multisig address...");
|
||
CHECK_AND_ASSERT_THROW_MES(m_account.make_multisig(view_skey, rct::rct2sk(spend_skey), rct::rct2pk(spend_pkey), multisig_keys),
|
||
"Failed to create multisig wallet due to bad keys");
|
||
|
||
m_account_public_address = m_account.get_keys().m_account_address;
|
||
m_watch_only = false;
|
||
m_multisig = true;
|
||
m_multisig_threshold = threshold;
|
||
m_key_on_device = false;
|
||
|
||
if (threshold == spend_keys.size() + 1)
|
||
{
|
||
m_multisig_signers = spend_keys;
|
||
m_multisig_signers.push_back(get_multisig_signer_public_key());
|
||
}
|
||
else
|
||
{
|
||
m_multisig_signers = std::vector<crypto::public_key>(spend_keys.size() + 1, crypto::null_pkey);
|
||
}
|
||
|
||
if (!m_wallet_file.empty())
|
||
{
|
||
bool r = store_keys(m_keys_file, password, false);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
|
||
|
||
if (boost::filesystem::exists(m_wallet_file + ".address.txt"))
|
||
{
|
||
r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
|
||
if(!r) MERROR("String with address text not saved");
|
||
}
|
||
}
|
||
|
||
cryptonote::block b;
|
||
generate_genesis(b);
|
||
m_blockchain.push_back(get_block_hash(b));
|
||
m_last_block_reward = cryptonote::get_outs_money_amount(b.miner_tx);
|
||
add_subaddress_account(tr("Primary account"));
|
||
|
||
if (!m_wallet_file.empty())
|
||
store();
|
||
|
||
return extra_multisig_info;
|
||
}
|
||
|
||
std::string wallet2::make_multisig(const epee::wipeable_string &password,
|
||
const std::vector<std::string> &info,
|
||
uint32_t threshold)
|
||
{
|
||
// parse all multisig info
|
||
std::vector<crypto::secret_key> secret_keys(info.size());
|
||
std::vector<crypto::public_key> public_keys(info.size());
|
||
for (size_t i = 0; i < info.size(); ++i)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(!verify_multisig_info(info[i], secret_keys[i], public_keys[i]),
|
||
error::wallet_internal_error, "Bad multisig info: " + info[i]);
|
||
}
|
||
|
||
// remove duplicates
|
||
for (size_t i = 0; i < secret_keys.size(); ++i)
|
||
{
|
||
for (size_t j = i + 1; j < secret_keys.size(); ++j)
|
||
{
|
||
if (rct::sk2rct(secret_keys[i]) == rct::sk2rct(secret_keys[j]))
|
||
{
|
||
MDEBUG("Duplicate key found, ignoring");
|
||
secret_keys[j] = secret_keys.back();
|
||
public_keys[j] = public_keys.back();
|
||
secret_keys.pop_back();
|
||
public_keys.pop_back();
|
||
--j;
|
||
}
|
||
}
|
||
}
|
||
|
||
// people may include their own, weed it out
|
||
const crypto::secret_key local_skey = cryptonote::get_multisig_blinded_secret_key(get_account().get_keys().m_view_secret_key);
|
||
const crypto::public_key local_pkey = get_multisig_signer_public_key(get_account().get_keys().m_spend_secret_key);
|
||
for (size_t i = 0; i < secret_keys.size(); ++i)
|
||
{
|
||
if (secret_keys[i] == local_skey)
|
||
{
|
||
MDEBUG("Local key is present, ignoring");
|
||
secret_keys[i] = secret_keys.back();
|
||
public_keys[i] = public_keys.back();
|
||
secret_keys.pop_back();
|
||
public_keys.pop_back();
|
||
--i;
|
||
}
|
||
else
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(public_keys[i] == local_pkey, error::wallet_internal_error,
|
||
"Found local spend public key, but not local view secret key - something very weird");
|
||
}
|
||
}
|
||
|
||
return make_multisig(password, secret_keys, public_keys, threshold);
|
||
}
|
||
|
||
bool wallet2::finalize_multisig(const epee::wipeable_string &password, std::unordered_set<crypto::public_key> pkeys, std::vector<crypto::public_key> signers)
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(!pkeys.empty(), "empty pkeys");
|
||
|
||
// add ours if not included
|
||
crypto::public_key local_signer;
|
||
CHECK_AND_ASSERT_THROW_MES(crypto::secret_key_to_public_key(get_account().get_keys().m_spend_secret_key, local_signer),
|
||
"Failed to derive public spend key");
|
||
if (std::find(signers.begin(), signers.end(), local_signer) == signers.end())
|
||
{
|
||
signers.push_back(local_signer);
|
||
for (const auto &msk: get_account().get_multisig_keys())
|
||
{
|
||
pkeys.insert(rct::rct2pk(rct::scalarmultBase(rct::sk2rct(msk))));
|
||
}
|
||
}
|
||
|
||
CHECK_AND_ASSERT_THROW_MES(signers.size() == m_multisig_signers.size(), "Bad signers size");
|
||
|
||
crypto::public_key spend_public_key = cryptonote::generate_multisig_N1_N_spend_public_key(std::vector<crypto::public_key>(pkeys.begin(), pkeys.end()));
|
||
m_account_public_address.m_spend_public_key = spend_public_key;
|
||
m_account.finalize_multisig(spend_public_key);
|
||
|
||
m_multisig_signers = signers;
|
||
std::sort(m_multisig_signers.begin(), m_multisig_signers.end(), [](const crypto::public_key &e0, const crypto::public_key &e1){ return memcmp(&e0, &e1, sizeof(e0)); });
|
||
|
||
if (!m_wallet_file.empty())
|
||
{
|
||
bool r = store_keys(m_keys_file, password, false);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
|
||
|
||
if (boost::filesystem::exists(m_wallet_file + ".address.txt"))
|
||
{
|
||
r = file_io_utils::save_string_to_file(m_wallet_file + ".address.txt", m_account.get_public_address_str(m_nettype));
|
||
if(!r) MERROR("String with address text not saved");
|
||
}
|
||
}
|
||
|
||
m_subaddresses.clear();
|
||
m_subaddress_labels.clear();
|
||
add_subaddress_account(tr("Primary account"));
|
||
|
||
if (!m_wallet_file.empty())
|
||
store();
|
||
|
||
return true;
|
||
}
|
||
|
||
bool wallet2::finalize_multisig(const epee::wipeable_string &password, const std::vector<std::string> &info)
|
||
{
|
||
// parse all multisig info
|
||
std::unordered_set<crypto::public_key> public_keys;
|
||
std::vector<crypto::public_key> signers(info.size(), crypto::null_pkey);
|
||
for (size_t i = 0; i < info.size(); ++i)
|
||
{
|
||
if (!verify_extra_multisig_info(info[i], public_keys, signers[i]))
|
||
{
|
||
MERROR("Bad multisig info");
|
||
return false;
|
||
}
|
||
}
|
||
return finalize_multisig(password, public_keys, signers);
|
||
}
|
||
|
||
std::string wallet2::get_multisig_info() const
|
||
{
|
||
// It's a signed package of private view key and public spend key
|
||
const crypto::secret_key skey = cryptonote::get_multisig_blinded_secret_key(get_account().get_keys().m_view_secret_key);
|
||
const crypto::public_key pkey = get_multisig_signer_public_key(get_account().get_keys().m_spend_secret_key);
|
||
crypto::hash hash;
|
||
|
||
std::string data;
|
||
data += std::string((const char *)&skey, sizeof(crypto::secret_key));
|
||
data += std::string((const char *)&pkey, sizeof(crypto::public_key));
|
||
|
||
data.resize(data.size() + sizeof(crypto::signature));
|
||
crypto::cn_fast_hash(data.data(), data.size() - sizeof(signature), hash);
|
||
crypto::signature &signature = *(crypto::signature*)&data[data.size() - sizeof(crypto::signature)];
|
||
crypto::generate_signature(hash, pkey, get_multisig_blinded_secret_key(get_account().get_keys().m_spend_secret_key), signature);
|
||
|
||
return std::string("MultisigV1") + tools::base58::encode(data);
|
||
}
|
||
|
||
bool wallet2::verify_multisig_info(const std::string &data, crypto::secret_key &skey, crypto::public_key &pkey)
|
||
{
|
||
const size_t header_len = strlen("MultisigV1");
|
||
if (data.size() < header_len || data.substr(0, header_len) != "MultisigV1")
|
||
{
|
||
MERROR("Multisig info header check error");
|
||
return false;
|
||
}
|
||
std::string decoded;
|
||
if (!tools::base58::decode(data.substr(header_len), decoded))
|
||
{
|
||
MERROR("Multisig info decoding error");
|
||
return false;
|
||
}
|
||
if (decoded.size() != sizeof(crypto::secret_key) + sizeof(crypto::public_key) + sizeof(crypto::signature))
|
||
{
|
||
MERROR("Multisig info is corrupt");
|
||
return false;
|
||
}
|
||
|
||
size_t offset = 0;
|
||
skey = *(const crypto::secret_key*)(decoded.data() + offset);
|
||
offset += sizeof(skey);
|
||
pkey = *(const crypto::public_key*)(decoded.data() + offset);
|
||
offset += sizeof(pkey);
|
||
const crypto::signature &signature = *(const crypto::signature*)(decoded.data() + offset);
|
||
|
||
crypto::hash hash;
|
||
crypto::cn_fast_hash(decoded.data(), decoded.size() - sizeof(signature), hash);
|
||
if (!crypto::check_signature(hash, pkey, signature))
|
||
{
|
||
MERROR("Multisig info signature is invalid");
|
||
return false;
|
||
}
|
||
|
||
return true;
|
||
}
|
||
|
||
bool wallet2::verify_extra_multisig_info(const std::string &data, std::unordered_set<crypto::public_key> &pkeys, crypto::public_key &signer)
|
||
{
|
||
const size_t header_len = strlen("MultisigxV1");
|
||
if (data.size() < header_len || data.substr(0, header_len) != "MultisigxV1")
|
||
{
|
||
MERROR("Multisig info header check error");
|
||
return false;
|
||
}
|
||
std::string decoded;
|
||
if (!tools::base58::decode(data.substr(header_len), decoded))
|
||
{
|
||
MERROR("Multisig info decoding error");
|
||
return false;
|
||
}
|
||
if (decoded.size() < sizeof(crypto::public_key) + sizeof(crypto::signature))
|
||
{
|
||
MERROR("Multisig info is corrupt");
|
||
return false;
|
||
}
|
||
if ((decoded.size() - (sizeof(crypto::public_key) + sizeof(crypto::signature))) % sizeof(crypto::public_key))
|
||
{
|
||
MERROR("Multisig info is corrupt");
|
||
return false;
|
||
}
|
||
|
||
const size_t n_keys = (decoded.size() - (sizeof(crypto::public_key) + sizeof(crypto::signature))) / sizeof(crypto::public_key);
|
||
size_t offset = 0;
|
||
signer = *(const crypto::public_key*)(decoded.data() + offset);
|
||
offset += sizeof(signer);
|
||
const crypto::signature &signature = *(const crypto::signature*)(decoded.data() + offset + n_keys * sizeof(crypto::public_key));
|
||
|
||
crypto::hash hash;
|
||
crypto::cn_fast_hash(decoded.data(), decoded.size() - sizeof(signature), hash);
|
||
if (!crypto::check_signature(hash, signer, signature))
|
||
{
|
||
MERROR("Multisig info signature is invalid");
|
||
return false;
|
||
}
|
||
|
||
for (size_t n = 0; n < n_keys; ++n)
|
||
{
|
||
crypto::public_key mspk = *(const crypto::public_key*)(decoded.data() + offset);
|
||
pkeys.insert(mspk);
|
||
offset += sizeof(mspk);
|
||
}
|
||
|
||
return true;
|
||
}
|
||
|
||
bool wallet2::multisig(bool *ready, uint32_t *threshold, uint32_t *total) const
|
||
{
|
||
if (!m_multisig)
|
||
return false;
|
||
if (threshold)
|
||
*threshold = m_multisig_threshold;
|
||
if (total)
|
||
*total = m_multisig_signers.size();
|
||
if (ready)
|
||
*ready = !(get_account().get_keys().m_account_address.m_spend_public_key == rct::rct2pk(rct::identity()));
|
||
return true;
|
||
}
|
||
|
||
bool wallet2::has_multisig_partial_key_images() const
|
||
{
|
||
if (!m_multisig)
|
||
return false;
|
||
for (const auto &td: m_transfers)
|
||
if (td.m_key_image_partial)
|
||
return true;
|
||
return false;
|
||
}
|
||
|
||
bool wallet2::has_unknown_key_images() const
|
||
{
|
||
for (const auto &td: m_transfers)
|
||
if (!td.m_key_image_known)
|
||
return true;
|
||
return false;
|
||
}
|
||
|
||
/*!
|
||
* \brief Rewrites to the wallet file for wallet upgrade (doesn't generate key, assumes it's already there)
|
||
* \param wallet_name Name of wallet file (should exist)
|
||
* \param password Password for wallet file
|
||
*/
|
||
void wallet2::rewrite(const std::string& wallet_name, const epee::wipeable_string& password)
|
||
{
|
||
if (wallet_name.empty())
|
||
return;
|
||
prepare_file_names(wallet_name);
|
||
boost::system::error_code ignored_ec;
|
||
THROW_WALLET_EXCEPTION_IF(!boost::filesystem::exists(m_keys_file, ignored_ec), error::file_not_found, m_keys_file);
|
||
bool r = store_keys(m_keys_file, password, m_watch_only);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
|
||
}
|
||
/*!
|
||
* \brief Writes to a file named based on the normal wallet (doesn't generate key, assumes it's already there)
|
||
* \param wallet_name Base name of wallet file
|
||
* \param password Password for wallet file
|
||
* \param new_keys_filename [OUT] Name of new keys file
|
||
*/
|
||
void wallet2::write_watch_only_wallet(const std::string& wallet_name, const epee::wipeable_string& password, std::string &new_keys_filename)
|
||
{
|
||
prepare_file_names(wallet_name);
|
||
boost::system::error_code ignored_ec;
|
||
new_keys_filename = m_wallet_file + "-watchonly.keys";
|
||
bool watch_only_keys_file_exists = boost::filesystem::exists(new_keys_filename, ignored_ec);
|
||
THROW_WALLET_EXCEPTION_IF(watch_only_keys_file_exists, error::file_save_error, new_keys_filename);
|
||
bool r = store_keys(new_keys_filename, password, true);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, new_keys_filename);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::wallet_exists(const std::string& file_path, bool& keys_file_exists, bool& wallet_file_exists)
|
||
{
|
||
std::string keys_file, wallet_file;
|
||
do_prepare_file_names(file_path, keys_file, wallet_file);
|
||
|
||
boost::system::error_code ignore;
|
||
keys_file_exists = boost::filesystem::exists(keys_file, ignore);
|
||
wallet_file_exists = boost::filesystem::exists(wallet_file, ignore);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::wallet_valid_path_format(const std::string& file_path)
|
||
{
|
||
return !file_path.empty();
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::parse_long_payment_id(const std::string& payment_id_str, crypto::hash& payment_id)
|
||
{
|
||
cryptonote::blobdata payment_id_data;
|
||
if(!epee::string_tools::parse_hexstr_to_binbuff(payment_id_str, payment_id_data))
|
||
return false;
|
||
|
||
if(sizeof(crypto::hash) != payment_id_data.size())
|
||
return false;
|
||
|
||
payment_id = *reinterpret_cast<const crypto::hash*>(payment_id_data.data());
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::parse_short_payment_id(const std::string& payment_id_str, crypto::hash8& payment_id)
|
||
{
|
||
cryptonote::blobdata payment_id_data;
|
||
if(!epee::string_tools::parse_hexstr_to_binbuff(payment_id_str, payment_id_data))
|
||
return false;
|
||
|
||
if(sizeof(crypto::hash8) != payment_id_data.size())
|
||
return false;
|
||
|
||
payment_id = *reinterpret_cast<const crypto::hash8*>(payment_id_data.data());
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::parse_payment_id(const std::string& payment_id_str, crypto::hash& payment_id)
|
||
{
|
||
if (parse_long_payment_id(payment_id_str, payment_id))
|
||
return true;
|
||
crypto::hash8 payment_id8;
|
||
if (parse_short_payment_id(payment_id_str, payment_id8))
|
||
{
|
||
memcpy(payment_id.data, payment_id8.data, 8);
|
||
memset(payment_id.data + 8, 0, 24);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::prepare_file_names(const std::string& file_path)
|
||
{
|
||
do_prepare_file_names(file_path, m_keys_file, m_wallet_file);
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::check_connection(uint32_t *version, uint32_t timeout)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(!m_is_initialized, error::wallet_not_initialized);
|
||
|
||
boost::lock_guard<boost::mutex> lock(m_daemon_rpc_mutex);
|
||
|
||
// TODO: Add light wallet version check.
|
||
if(m_light_wallet) {
|
||
version = 0;
|
||
return m_light_wallet_connected;
|
||
}
|
||
|
||
if(!m_http_client.is_connected())
|
||
{
|
||
m_node_rpc_proxy.invalidate();
|
||
if (!m_http_client.connect(std::chrono::milliseconds(timeout)))
|
||
return false;
|
||
}
|
||
|
||
if (version)
|
||
{
|
||
cryptonote::COMMAND_RPC_GET_VERSION::request req_t = AUTO_VAL_INIT(req_t);
|
||
cryptonote::COMMAND_RPC_GET_VERSION::response resp_t = AUTO_VAL_INIT(resp_t);
|
||
bool r = net_utils::invoke_http_json_rpc("/json_rpc", "get_version", req_t, resp_t, m_http_client);
|
||
if(!r) {
|
||
*version = 0;
|
||
return false;
|
||
}
|
||
if (resp_t.status != CORE_RPC_STATUS_OK)
|
||
*version = 0;
|
||
else
|
||
*version = resp_t.version;
|
||
}
|
||
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::generate_chacha_key_from_secret_keys(crypto::chacha_key &key) const
|
||
{
|
||
hw::device &hwdev = m_account.get_device();
|
||
return hwdev.generate_chacha_key(m_account.get_keys(), key);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::load(const std::string& wallet_, const epee::wipeable_string& password)
|
||
{
|
||
clear();
|
||
prepare_file_names(wallet_);
|
||
|
||
boost::system::error_code e;
|
||
bool exists = boost::filesystem::exists(m_keys_file, e);
|
||
THROW_WALLET_EXCEPTION_IF(e || !exists, error::file_not_found, m_keys_file);
|
||
m_keys_file_locker.reset(new tools::file_locker(m_keys_file));
|
||
THROW_WALLET_EXCEPTION_IF(!m_keys_file_locker->locked(), error::wallet_internal_error, "internal error: \"" + m_keys_file + "\" is opened by another wallet program");
|
||
|
||
// this temporary unlocking is necessary for Windows (otherwise the file couldn't be loaded).
|
||
m_keys_file_locker.reset();
|
||
if (!load_keys(m_keys_file, password))
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(true, error::file_read_error, m_keys_file);
|
||
}
|
||
LOG_PRINT_L0("Loaded wallet keys file, with public address: " << m_account.get_public_address_str(m_nettype));
|
||
m_keys_file_locker.reset(new tools::file_locker(m_keys_file));
|
||
|
||
//keys loaded ok!
|
||
//try to load wallet file. but even if we failed, it is not big problem
|
||
if(!boost::filesystem::exists(m_wallet_file, e) || e)
|
||
{
|
||
LOG_PRINT_L0("file not found: " << m_wallet_file << ", starting with empty blockchain");
|
||
m_account_public_address = m_account.get_keys().m_account_address;
|
||
}
|
||
else
|
||
{
|
||
wallet2::cache_file_data cache_file_data;
|
||
std::string buf;
|
||
bool r = epee::file_io_utils::load_file_to_string(m_wallet_file, buf, std::numeric_limits<size_t>::max());
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_read_error, m_wallet_file);
|
||
|
||
// try to read it as an encrypted cache
|
||
try
|
||
{
|
||
LOG_PRINT_L1("Trying to decrypt cache data");
|
||
|
||
r = ::serialization::parse_binary(buf, cache_file_data);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "internal error: failed to deserialize \"" + m_wallet_file + '\"');
|
||
crypto::chacha_key key;
|
||
generate_chacha_key_from_secret_keys(key);
|
||
std::string cache_data;
|
||
cache_data.resize(cache_file_data.cache_data.size());
|
||
crypto::chacha20(cache_file_data.cache_data.data(), cache_file_data.cache_data.size(), key, cache_file_data.iv, &cache_data[0]);
|
||
|
||
try {
|
||
std::stringstream iss;
|
||
iss << cache_data;
|
||
boost::archive::portable_binary_iarchive ar(iss);
|
||
ar >> *this;
|
||
}
|
||
catch (...)
|
||
{
|
||
crypto::chacha8(cache_file_data.cache_data.data(), cache_file_data.cache_data.size(), key, cache_file_data.iv, &cache_data[0]);
|
||
try
|
||
{
|
||
std::stringstream iss;
|
||
iss << cache_data;
|
||
boost::archive::portable_binary_iarchive ar(iss);
|
||
ar >> *this;
|
||
}
|
||
catch (...)
|
||
{
|
||
LOG_PRINT_L0("Failed to open portable binary, trying unportable");
|
||
boost::filesystem::copy_file(m_wallet_file, m_wallet_file + ".unportable", boost::filesystem::copy_option::overwrite_if_exists);
|
||
std::stringstream iss;
|
||
iss.str("");
|
||
iss << cache_data;
|
||
boost::archive::binary_iarchive ar(iss);
|
||
ar >> *this;
|
||
}
|
||
}
|
||
}
|
||
catch (...)
|
||
{
|
||
LOG_PRINT_L1("Failed to load encrypted cache, trying unencrypted");
|
||
try {
|
||
std::stringstream iss;
|
||
iss << buf;
|
||
boost::archive::portable_binary_iarchive ar(iss);
|
||
ar >> *this;
|
||
}
|
||
catch (...)
|
||
{
|
||
LOG_PRINT_L0("Failed to open portable binary, trying unportable");
|
||
boost::filesystem::copy_file(m_wallet_file, m_wallet_file + ".unportable", boost::filesystem::copy_option::overwrite_if_exists);
|
||
std::stringstream iss;
|
||
iss.str("");
|
||
iss << buf;
|
||
boost::archive::binary_iarchive ar(iss);
|
||
ar >> *this;
|
||
}
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(
|
||
m_account_public_address.m_spend_public_key != m_account.get_keys().m_account_address.m_spend_public_key ||
|
||
m_account_public_address.m_view_public_key != m_account.get_keys().m_account_address.m_view_public_key,
|
||
error::wallet_files_doesnt_correspond, m_keys_file, m_wallet_file);
|
||
}
|
||
|
||
cryptonote::block genesis;
|
||
generate_genesis(genesis);
|
||
crypto::hash genesis_hash = get_block_hash(genesis);
|
||
|
||
if (m_blockchain.empty())
|
||
{
|
||
m_blockchain.push_back(genesis_hash);
|
||
m_last_block_reward = cryptonote::get_outs_money_amount(genesis.miner_tx);
|
||
}
|
||
else
|
||
{
|
||
check_genesis(genesis_hash);
|
||
}
|
||
|
||
trim_hashchain();
|
||
|
||
if (get_num_subaddress_accounts() == 0)
|
||
add_subaddress_account(tr("Primary account"));
|
||
|
||
try
|
||
{
|
||
find_and_save_rings(false);
|
||
}
|
||
catch (const std::exception &e)
|
||
{
|
||
MERROR("Failed to save rings, will try again next time");
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::trim_hashchain()
|
||
{
|
||
uint64_t height = m_checkpoints.get_max_height();
|
||
|
||
for (const transfer_details &td: m_transfers)
|
||
if (td.m_block_height < height)
|
||
height = td.m_block_height;
|
||
|
||
if (!m_blockchain.empty() && m_blockchain.size() == m_blockchain.offset())
|
||
{
|
||
MINFO("Fixing empty hashchain");
|
||
cryptonote::COMMAND_RPC_GET_BLOCK_HEADER_BY_HEIGHT::request req = AUTO_VAL_INIT(req);
|
||
cryptonote::COMMAND_RPC_GET_BLOCK_HEADER_BY_HEIGHT::response res = AUTO_VAL_INIT(res);
|
||
m_daemon_rpc_mutex.lock();
|
||
req.height = m_blockchain.size() - 1;
|
||
bool r = net_utils::invoke_http_json_rpc("/json_rpc", "getblockheaderbyheight", req, res, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
if (r && res.status == CORE_RPC_STATUS_OK)
|
||
{
|
||
crypto::hash hash;
|
||
epee::string_tools::hex_to_pod(res.block_header.hash, hash);
|
||
m_blockchain.refill(hash);
|
||
}
|
||
else
|
||
{
|
||
MERROR("Failed to request block header from daemon, hash chain may be unable to sync till the wallet is loaded with a usable daemon");
|
||
}
|
||
}
|
||
if (height > 0 && m_blockchain.size() > height)
|
||
{
|
||
--height;
|
||
MDEBUG("trimming to " << height << ", offset " << m_blockchain.offset());
|
||
m_blockchain.trim(height);
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::check_genesis(const crypto::hash& genesis_hash) const {
|
||
std::string what("Genesis block mismatch. You probably use wallet without testnet (or stagenet) flag with blockchain from test (or stage) network or vice versa");
|
||
|
||
THROW_WALLET_EXCEPTION_IF(genesis_hash != m_blockchain.genesis(), error::wallet_internal_error, what);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::path() const
|
||
{
|
||
return m_wallet_file;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::store()
|
||
{
|
||
store_to("", epee::wipeable_string());
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::store_to(const std::string &path, const epee::wipeable_string &password)
|
||
{
|
||
trim_hashchain();
|
||
|
||
// if file is the same, we do:
|
||
// 1. save wallet to the *.new file
|
||
// 2. remove old wallet file
|
||
// 3. rename *.new to wallet_name
|
||
|
||
// handle if we want just store wallet state to current files (ex store() replacement);
|
||
bool same_file = true;
|
||
if (!path.empty())
|
||
{
|
||
std::string canonical_path = boost::filesystem::canonical(m_wallet_file).string();
|
||
size_t pos = canonical_path.find(path);
|
||
same_file = pos != std::string::npos;
|
||
}
|
||
|
||
|
||
if (!same_file)
|
||
{
|
||
// check if we want to store to directory which doesn't exists yet
|
||
boost::filesystem::path parent_path = boost::filesystem::path(path).parent_path();
|
||
|
||
// if path is not exists, try to create it
|
||
if (!parent_path.empty() && !boost::filesystem::exists(parent_path))
|
||
{
|
||
boost::system::error_code ec;
|
||
if (!boost::filesystem::create_directories(parent_path, ec))
|
||
{
|
||
throw std::logic_error(ec.message());
|
||
}
|
||
}
|
||
}
|
||
// preparing wallet data
|
||
std::stringstream oss;
|
||
boost::archive::portable_binary_oarchive ar(oss);
|
||
ar << *this;
|
||
|
||
wallet2::cache_file_data cache_file_data = boost::value_initialized<wallet2::cache_file_data>();
|
||
cache_file_data.cache_data = oss.str();
|
||
crypto::chacha_key key;
|
||
generate_chacha_key_from_secret_keys(key);
|
||
std::string cipher;
|
||
cipher.resize(cache_file_data.cache_data.size());
|
||
cache_file_data.iv = crypto::rand<crypto::chacha_iv>();
|
||
crypto::chacha20(cache_file_data.cache_data.data(), cache_file_data.cache_data.size(), key, cache_file_data.iv, &cipher[0]);
|
||
cache_file_data.cache_data = cipher;
|
||
|
||
const std::string new_file = same_file ? m_wallet_file + ".new" : path;
|
||
const std::string old_file = m_wallet_file;
|
||
const std::string old_keys_file = m_keys_file;
|
||
const std::string old_address_file = m_wallet_file + ".address.txt";
|
||
|
||
// save keys to the new file
|
||
// if we here, main wallet file is saved and we only need to save keys and address files
|
||
if (!same_file) {
|
||
prepare_file_names(path);
|
||
bool r = store_keys(m_keys_file, password, false);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_keys_file);
|
||
if (boost::filesystem::exists(old_address_file))
|
||
{
|
||
// save address to the new file
|
||
const std::string address_file = m_wallet_file + ".address.txt";
|
||
r = file_io_utils::save_string_to_file(address_file, m_account.get_public_address_str(m_nettype));
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::file_save_error, m_wallet_file);
|
||
}
|
||
// remove old wallet file
|
||
r = boost::filesystem::remove(old_file);
|
||
if (!r) {
|
||
LOG_ERROR("error removing file: " << old_file);
|
||
}
|
||
// remove old keys file
|
||
r = boost::filesystem::remove(old_keys_file);
|
||
if (!r) {
|
||
LOG_ERROR("error removing file: " << old_keys_file);
|
||
}
|
||
// remove old address file
|
||
r = boost::filesystem::remove(old_address_file);
|
||
if (!r) {
|
||
LOG_ERROR("error removing file: " << old_address_file);
|
||
}
|
||
} else {
|
||
// save to new file
|
||
#ifdef WIN32
|
||
// On Windows avoid using std::ofstream which does not work with UTF-8 filenames
|
||
// The price to pay is temporary higher memory consumption for string stream + binary archive
|
||
std::ostringstream oss;
|
||
binary_archive<true> oar(oss);
|
||
bool success = ::serialization::serialize(oar, cache_file_data);
|
||
if (success) {
|
||
success = epee::file_io_utils::save_string_to_file(new_file, oss.str());
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!success, error::file_save_error, new_file);
|
||
#else
|
||
std::ofstream ostr;
|
||
ostr.open(new_file, std::ios_base::binary | std::ios_base::out | std::ios_base::trunc);
|
||
binary_archive<true> oar(ostr);
|
||
bool success = ::serialization::serialize(oar, cache_file_data);
|
||
ostr.close();
|
||
THROW_WALLET_EXCEPTION_IF(!success || !ostr.good(), error::file_save_error, new_file);
|
||
#endif
|
||
|
||
// here we have "*.new" file, we need to rename it to be without ".new"
|
||
std::error_code e = tools::replace_file(new_file, m_wallet_file);
|
||
THROW_WALLET_EXCEPTION_IF(e, error::file_save_error, m_wallet_file, e);
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::balance(uint32_t index_major) const
|
||
{
|
||
uint64_t amount = 0;
|
||
if(m_light_wallet)
|
||
return m_light_wallet_unlocked_balance;
|
||
for (const auto& i : balance_per_subaddress(index_major))
|
||
amount += i.second;
|
||
return amount;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::unlocked_balance(uint32_t index_major) const
|
||
{
|
||
uint64_t amount = 0;
|
||
if(m_light_wallet)
|
||
return m_light_wallet_balance;
|
||
for (const auto& i : unlocked_balance_per_subaddress(index_major))
|
||
amount += i.second;
|
||
return amount;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::map<uint32_t, uint64_t> wallet2::balance_per_subaddress(uint32_t index_major) const
|
||
{
|
||
std::map<uint32_t, uint64_t> amount_per_subaddr;
|
||
for (const auto& td: m_transfers)
|
||
{
|
||
if (td.m_subaddr_index.major == index_major && !td.m_spent)
|
||
{
|
||
auto found = amount_per_subaddr.find(td.m_subaddr_index.minor);
|
||
if (found == amount_per_subaddr.end())
|
||
amount_per_subaddr[td.m_subaddr_index.minor] = td.amount();
|
||
else
|
||
found->second += td.amount();
|
||
}
|
||
}
|
||
for (const auto& utx: m_unconfirmed_txs)
|
||
{
|
||
if (utx.second.m_subaddr_account == index_major && utx.second.m_state != wallet2::unconfirmed_transfer_details::failed)
|
||
{
|
||
// all changes go to 0-th subaddress (in the current subaddress account)
|
||
auto found = amount_per_subaddr.find(0);
|
||
if (found == amount_per_subaddr.end())
|
||
amount_per_subaddr[0] = utx.second.m_change;
|
||
else
|
||
found->second += utx.second.m_change;
|
||
}
|
||
}
|
||
return amount_per_subaddr;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::map<uint32_t, uint64_t> wallet2::unlocked_balance_per_subaddress(uint32_t index_major) const
|
||
{
|
||
std::map<uint32_t, uint64_t> amount_per_subaddr;
|
||
for(const transfer_details& td: m_transfers)
|
||
{
|
||
if(td.m_subaddr_index.major == index_major && !td.m_spent && is_transfer_unlocked(td))
|
||
{
|
||
auto found = amount_per_subaddr.find(td.m_subaddr_index.minor);
|
||
if (found == amount_per_subaddr.end())
|
||
amount_per_subaddr[td.m_subaddr_index.minor] = td.amount();
|
||
else
|
||
found->second += td.amount();
|
||
}
|
||
}
|
||
return amount_per_subaddr;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::balance_all() const
|
||
{
|
||
uint64_t r = 0;
|
||
for (uint32_t index_major = 0; index_major < get_num_subaddress_accounts(); ++index_major)
|
||
r += balance(index_major);
|
||
return r;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::unlocked_balance_all() const
|
||
{
|
||
uint64_t r = 0;
|
||
for (uint32_t index_major = 0; index_major < get_num_subaddress_accounts(); ++index_major)
|
||
r += unlocked_balance(index_major);
|
||
return r;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::get_transfers(wallet2::transfer_container& incoming_transfers) const
|
||
{
|
||
incoming_transfers = m_transfers;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::get_payments(const crypto::hash& payment_id, std::list<wallet2::payment_details>& payments, uint64_t min_height, const boost::optional<uint32_t>& subaddr_account, const std::set<uint32_t>& subaddr_indices) const
|
||
{
|
||
auto range = m_payments.equal_range(payment_id);
|
||
std::for_each(range.first, range.second, [&payments, &min_height, &subaddr_account, &subaddr_indices](const payment_container::value_type& x) {
|
||
if (min_height < x.second.m_block_height &&
|
||
(!subaddr_account || *subaddr_account == x.second.m_subaddr_index.major) &&
|
||
(subaddr_indices.empty() || subaddr_indices.count(x.second.m_subaddr_index.minor) == 1))
|
||
{
|
||
payments.push_back(x.second);
|
||
}
|
||
});
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::get_payments(std::list<std::pair<crypto::hash,wallet2::payment_details>>& payments, uint64_t min_height, uint64_t max_height, const boost::optional<uint32_t>& subaddr_account, const std::set<uint32_t>& subaddr_indices) const
|
||
{
|
||
auto range = std::make_pair(m_payments.begin(), m_payments.end());
|
||
std::for_each(range.first, range.second, [&payments, &min_height, &max_height, &subaddr_account, &subaddr_indices](const payment_container::value_type& x) {
|
||
if (min_height < x.second.m_block_height && max_height >= x.second.m_block_height &&
|
||
(!subaddr_account || *subaddr_account == x.second.m_subaddr_index.major) &&
|
||
(subaddr_indices.empty() || subaddr_indices.count(x.second.m_subaddr_index.minor) == 1))
|
||
{
|
||
payments.push_back(x);
|
||
}
|
||
});
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::get_payments_out(std::list<std::pair<crypto::hash,wallet2::confirmed_transfer_details>>& confirmed_payments,
|
||
uint64_t min_height, uint64_t max_height, const boost::optional<uint32_t>& subaddr_account, const std::set<uint32_t>& subaddr_indices) const
|
||
{
|
||
for (auto i = m_confirmed_txs.begin(); i != m_confirmed_txs.end(); ++i) {
|
||
if (i->second.m_block_height <= min_height || i->second.m_block_height > max_height)
|
||
continue;
|
||
if (subaddr_account && *subaddr_account != i->second.m_subaddr_account)
|
||
continue;
|
||
if (!subaddr_indices.empty() && std::count_if(i->second.m_subaddr_indices.begin(), i->second.m_subaddr_indices.end(), [&subaddr_indices](uint32_t index) { return subaddr_indices.count(index) == 1; }) == 0)
|
||
continue;
|
||
confirmed_payments.push_back(*i);
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::get_unconfirmed_payments_out(std::list<std::pair<crypto::hash,wallet2::unconfirmed_transfer_details>>& unconfirmed_payments, const boost::optional<uint32_t>& subaddr_account, const std::set<uint32_t>& subaddr_indices) const
|
||
{
|
||
for (auto i = m_unconfirmed_txs.begin(); i != m_unconfirmed_txs.end(); ++i) {
|
||
if (subaddr_account && *subaddr_account != i->second.m_subaddr_account)
|
||
continue;
|
||
if (!subaddr_indices.empty() && std::count_if(i->second.m_subaddr_indices.begin(), i->second.m_subaddr_indices.end(), [&subaddr_indices](uint32_t index) { return subaddr_indices.count(index) == 1; }) == 0)
|
||
continue;
|
||
unconfirmed_payments.push_back(*i);
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::get_unconfirmed_payments(std::list<std::pair<crypto::hash,wallet2::pool_payment_details>>& unconfirmed_payments, const boost::optional<uint32_t>& subaddr_account, const std::set<uint32_t>& subaddr_indices) const
|
||
{
|
||
for (auto i = m_unconfirmed_payments.begin(); i != m_unconfirmed_payments.end(); ++i) {
|
||
if ((!subaddr_account || *subaddr_account == i->second.m_pd.m_subaddr_index.major) &&
|
||
(subaddr_indices.empty() || subaddr_indices.count(i->second.m_pd.m_subaddr_index.minor) == 1))
|
||
unconfirmed_payments.push_back(*i);
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::rescan_spent()
|
||
{
|
||
// This is RPC call that can take a long time if there are many outputs,
|
||
// so we call it several times, in stripes, so we don't time out spuriously
|
||
std::vector<int> spent_status;
|
||
spent_status.reserve(m_transfers.size());
|
||
const size_t chunk_size = 1000;
|
||
for (size_t start_offset = 0; start_offset < m_transfers.size(); start_offset += chunk_size)
|
||
{
|
||
const size_t n_outputs = std::min<size_t>(chunk_size, m_transfers.size() - start_offset);
|
||
MDEBUG("Calling is_key_image_spent on " << start_offset << " - " << (start_offset + n_outputs - 1) << ", out of " << m_transfers.size());
|
||
COMMAND_RPC_IS_KEY_IMAGE_SPENT::request req = AUTO_VAL_INIT(req);
|
||
COMMAND_RPC_IS_KEY_IMAGE_SPENT::response daemon_resp = AUTO_VAL_INIT(daemon_resp);
|
||
for (size_t n = start_offset; n < start_offset + n_outputs; ++n)
|
||
req.key_images.push_back(string_tools::pod_to_hex(m_transfers[n].m_key_image));
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = epee::net_utils::invoke_http_json("/is_key_image_spent", req, daemon_resp, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "is_key_image_spent");
|
||
THROW_WALLET_EXCEPTION_IF(daemon_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "is_key_image_spent");
|
||
THROW_WALLET_EXCEPTION_IF(daemon_resp.status != CORE_RPC_STATUS_OK, error::is_key_image_spent_error, daemon_resp.status);
|
||
THROW_WALLET_EXCEPTION_IF(daemon_resp.spent_status.size() != n_outputs, error::wallet_internal_error,
|
||
"daemon returned wrong response for is_key_image_spent, wrong amounts count = " +
|
||
std::to_string(daemon_resp.spent_status.size()) + ", expected " + std::to_string(n_outputs));
|
||
std::copy(daemon_resp.spent_status.begin(), daemon_resp.spent_status.end(), std::back_inserter(spent_status));
|
||
}
|
||
|
||
// update spent status
|
||
for (size_t i = 0; i < m_transfers.size(); ++i)
|
||
{
|
||
transfer_details& td = m_transfers[i];
|
||
// a view wallet may not know about key images
|
||
if (!td.m_key_image_known || td.m_key_image_partial)
|
||
continue;
|
||
if (td.m_spent != (spent_status[i] != COMMAND_RPC_IS_KEY_IMAGE_SPENT::UNSPENT))
|
||
{
|
||
if (td.m_spent)
|
||
{
|
||
LOG_PRINT_L0("Marking output " << i << "(" << td.m_key_image << ") as unspent, it was marked as spent");
|
||
set_unspent(i);
|
||
td.m_spent_height = 0;
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L0("Marking output " << i << "(" << td.m_key_image << ") as spent, it was marked as unspent");
|
||
set_spent(i, td.m_spent_height);
|
||
// unknown height, if this gets reorged, it might still be missed
|
||
}
|
||
}
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::rescan_blockchain(bool refresh)
|
||
{
|
||
clear();
|
||
|
||
cryptonote::block genesis;
|
||
generate_genesis(genesis);
|
||
crypto::hash genesis_hash = get_block_hash(genesis);
|
||
m_blockchain.push_back(genesis_hash);
|
||
m_last_block_reward = cryptonote::get_outs_money_amount(genesis.miner_tx);
|
||
add_subaddress_account(tr("Primary account"));
|
||
|
||
if (refresh)
|
||
this->refresh(false);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::is_transfer_unlocked(const transfer_details& td) const
|
||
{
|
||
return is_transfer_unlocked(td.m_tx.unlock_time, td.m_block_height);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::is_transfer_unlocked(uint64_t unlock_time, uint64_t block_height) const
|
||
{
|
||
if(!is_tx_spendtime_unlocked(unlock_time, block_height))
|
||
return false;
|
||
|
||
if(block_height + CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE > get_blockchain_current_height())
|
||
return false;
|
||
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::is_tx_spendtime_unlocked(uint64_t unlock_time, uint64_t block_height) const
|
||
{
|
||
if(unlock_time < CRYPTONOTE_MAX_BLOCK_NUMBER)
|
||
{
|
||
//interpret as block index
|
||
if(get_blockchain_current_height()-1 + CRYPTONOTE_LOCKED_TX_ALLOWED_DELTA_BLOCKS >= unlock_time)
|
||
return true;
|
||
else
|
||
return false;
|
||
}else
|
||
{
|
||
//interpret as time
|
||
uint64_t current_time = static_cast<uint64_t>(time(NULL));
|
||
// XXX: this needs to be fast, so we'd need to get the starting heights
|
||
// from the daemon to be correct once voting kicks in
|
||
uint64_t v2height = m_nettype == TESTNET ? 624634 : m_nettype == STAGENET ? (uint64_t)-1/*TODO*/ : 1009827;
|
||
uint64_t leeway = block_height < v2height ? CRYPTONOTE_LOCKED_TX_ALLOWED_DELTA_SECONDS_V1 : CRYPTONOTE_LOCKED_TX_ALLOWED_DELTA_SECONDS_V2;
|
||
if(current_time + leeway >= unlock_time)
|
||
return true;
|
||
else
|
||
return false;
|
||
}
|
||
return false;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
namespace
|
||
{
|
||
template<typename T>
|
||
T pop_index(std::vector<T>& vec, size_t idx)
|
||
{
|
||
CHECK_AND_ASSERT_MES(!vec.empty(), T(), "Vector must be non-empty");
|
||
CHECK_AND_ASSERT_MES(idx < vec.size(), T(), "idx out of bounds");
|
||
|
||
T res = vec[idx];
|
||
if (idx + 1 != vec.size())
|
||
{
|
||
vec[idx] = vec.back();
|
||
}
|
||
vec.resize(vec.size() - 1);
|
||
|
||
return res;
|
||
}
|
||
|
||
template<typename T>
|
||
T pop_random_value(std::vector<T>& vec)
|
||
{
|
||
CHECK_AND_ASSERT_MES(!vec.empty(), T(), "Vector must be non-empty");
|
||
|
||
size_t idx = crypto::rand<size_t>() % vec.size();
|
||
return pop_index (vec, idx);
|
||
}
|
||
|
||
template<typename T>
|
||
T pop_back(std::vector<T>& vec)
|
||
{
|
||
CHECK_AND_ASSERT_MES(!vec.empty(), T(), "Vector must be non-empty");
|
||
|
||
T res = vec.back();
|
||
vec.pop_back();
|
||
return res;
|
||
}
|
||
|
||
template<typename T>
|
||
void pop_if_present(std::vector<T>& vec, T e)
|
||
{
|
||
for (size_t i = 0; i < vec.size(); ++i)
|
||
{
|
||
if (e == vec[i])
|
||
{
|
||
pop_index (vec, i);
|
||
return;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
// This returns a handwavy estimation of how much two outputs are related
|
||
// If they're from the same tx, then they're fully related. From close block
|
||
// heights, they're kinda related. The actual values don't matter, just
|
||
// their ordering, but it could become more murky if we add scores later.
|
||
float wallet2::get_output_relatedness(const transfer_details &td0, const transfer_details &td1) const
|
||
{
|
||
int dh;
|
||
|
||
// expensive test, and same tx will fall onto the same block height below
|
||
if (td0.m_txid == td1.m_txid)
|
||
return 1.0f;
|
||
|
||
// same block height -> possibly tx burst, or same tx (since above is disabled)
|
||
dh = td0.m_block_height > td1.m_block_height ? td0.m_block_height - td1.m_block_height : td1.m_block_height - td0.m_block_height;
|
||
if (dh == 0)
|
||
return 0.9f;
|
||
|
||
// adjacent blocks -> possibly tx burst
|
||
if (dh == 1)
|
||
return 0.8f;
|
||
|
||
// could extract the payment id, and compare them, but this is a bit expensive too
|
||
|
||
// similar block heights
|
||
if (dh < 10)
|
||
return 0.2f;
|
||
|
||
// don't think these are particularly related
|
||
return 0.0f;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
size_t wallet2::pop_best_value_from(const transfer_container &transfers, std::vector<size_t> &unused_indices, const std::vector<size_t>& selected_transfers, bool smallest) const
|
||
{
|
||
std::vector<size_t> candidates;
|
||
float best_relatedness = 1.0f;
|
||
for (size_t n = 0; n < unused_indices.size(); ++n)
|
||
{
|
||
const transfer_details &candidate = transfers[unused_indices[n]];
|
||
float relatedness = 0.0f;
|
||
for (std::vector<size_t>::const_iterator i = selected_transfers.begin(); i != selected_transfers.end(); ++i)
|
||
{
|
||
float r = get_output_relatedness(candidate, transfers[*i]);
|
||
if (r > relatedness)
|
||
{
|
||
relatedness = r;
|
||
if (relatedness == 1.0f)
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (relatedness < best_relatedness)
|
||
{
|
||
best_relatedness = relatedness;
|
||
candidates.clear();
|
||
}
|
||
|
||
if (relatedness == best_relatedness)
|
||
candidates.push_back(n);
|
||
}
|
||
|
||
// we have all the least related outputs in candidates, so we can pick either
|
||
// the smallest, or a random one, depending on request
|
||
size_t idx;
|
||
if (smallest)
|
||
{
|
||
idx = 0;
|
||
for (size_t n = 0; n < candidates.size(); ++n)
|
||
{
|
||
const transfer_details &td = transfers[unused_indices[candidates[n]]];
|
||
if (td.amount() < transfers[unused_indices[candidates[idx]]].amount())
|
||
idx = n;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
idx = crypto::rand<size_t>() % candidates.size();
|
||
}
|
||
return pop_index (unused_indices, candidates[idx]);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
size_t wallet2::pop_best_value(std::vector<size_t> &unused_indices, const std::vector<size_t>& selected_transfers, bool smallest) const
|
||
{
|
||
return pop_best_value_from(m_transfers, unused_indices, selected_transfers, smallest);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
// Select random input sources for transaction.
|
||
// returns:
|
||
// direct return: amount of money found
|
||
// modified reference: selected_transfers, a list of iterators/indices of input sources
|
||
uint64_t wallet2::select_transfers(uint64_t needed_money, std::vector<size_t> unused_transfers_indices, std::vector<size_t>& selected_transfers, bool trusted_daemon) const
|
||
{
|
||
uint64_t found_money = 0;
|
||
selected_transfers.reserve(unused_transfers_indices.size());
|
||
while (found_money < needed_money && !unused_transfers_indices.empty())
|
||
{
|
||
size_t idx = pop_best_value(unused_transfers_indices, selected_transfers);
|
||
|
||
const transfer_container::const_iterator it = m_transfers.begin() + idx;
|
||
selected_transfers.push_back(idx);
|
||
found_money += it->amount();
|
||
}
|
||
|
||
return found_money;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::add_unconfirmed_tx(const cryptonote::transaction& tx, uint64_t amount_in, const std::vector<cryptonote::tx_destination_entry> &dests, const crypto::hash &payment_id, uint64_t change_amount, uint32_t subaddr_account, const std::set<uint32_t>& subaddr_indices)
|
||
{
|
||
unconfirmed_transfer_details& utd = m_unconfirmed_txs[cryptonote::get_transaction_hash(tx)];
|
||
utd.m_amount_in = amount_in;
|
||
utd.m_amount_out = 0;
|
||
for (const auto &d: dests)
|
||
utd.m_amount_out += d.amount;
|
||
utd.m_amount_out += change_amount; // dests does not contain change
|
||
utd.m_change = change_amount;
|
||
utd.m_sent_time = time(NULL);
|
||
utd.m_tx = (const cryptonote::transaction_prefix&)tx;
|
||
utd.m_dests = dests;
|
||
utd.m_payment_id = payment_id;
|
||
utd.m_state = wallet2::unconfirmed_transfer_details::pending;
|
||
utd.m_timestamp = time(NULL);
|
||
utd.m_subaddr_account = subaddr_account;
|
||
utd.m_subaddr_indices = subaddr_indices;
|
||
for (const auto &in: tx.vin)
|
||
{
|
||
if (in.type() != typeid(cryptonote::txin_to_key))
|
||
continue;
|
||
const auto &txin = boost::get<cryptonote::txin_to_key>(in);
|
||
utd.m_rings.push_back(std::make_pair(txin.k_image, txin.key_offsets));
|
||
}
|
||
}
|
||
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::transfer(const std::vector<cryptonote::tx_destination_entry>& dsts, const size_t fake_outs_count, const std::vector<size_t> &unused_transfers_indices,
|
||
uint64_t unlock_time, uint64_t fee, const std::vector<uint8_t>& extra, cryptonote::transaction& tx, pending_tx& ptx, bool trusted_daemon)
|
||
{
|
||
transfer(dsts, fake_outs_count, unused_transfers_indices, unlock_time, fee, extra, detail::digit_split_strategy, tx_dust_policy(::config::DEFAULT_DUST_THRESHOLD), tx, ptx, trusted_daemon);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::transfer(const std::vector<cryptonote::tx_destination_entry>& dsts, const size_t fake_outs_count, const std::vector<size_t> &unused_transfers_indices,
|
||
uint64_t unlock_time, uint64_t fee, const std::vector<uint8_t>& extra, bool trusted_daemon)
|
||
{
|
||
cryptonote::transaction tx;
|
||
pending_tx ptx;
|
||
transfer(dsts, fake_outs_count, unused_transfers_indices, unlock_time, fee, extra, tx, ptx, trusted_daemon);
|
||
}
|
||
|
||
namespace {
|
||
// split_amounts(vector<cryptonote::tx_destination_entry> dsts, size_t num_splits)
|
||
//
|
||
// split amount for each dst in dsts into num_splits parts
|
||
// and make num_splits new vector<crypt...> instances to hold these new amounts
|
||
std::vector<std::vector<cryptonote::tx_destination_entry>> split_amounts(
|
||
std::vector<cryptonote::tx_destination_entry> dsts, size_t num_splits)
|
||
{
|
||
std::vector<std::vector<cryptonote::tx_destination_entry>> retVal;
|
||
|
||
if (num_splits <= 1)
|
||
{
|
||
retVal.push_back(dsts);
|
||
return retVal;
|
||
}
|
||
|
||
// for each split required
|
||
for (size_t i=0; i < num_splits; i++)
|
||
{
|
||
std::vector<cryptonote::tx_destination_entry> new_dsts;
|
||
|
||
// for each destination
|
||
for (size_t j=0; j < dsts.size(); j++)
|
||
{
|
||
cryptonote::tx_destination_entry de;
|
||
uint64_t amount;
|
||
|
||
amount = dsts[j].amount;
|
||
amount = amount / num_splits;
|
||
|
||
// if last split, add remainder
|
||
if (i + 1 == num_splits)
|
||
{
|
||
amount += dsts[j].amount % num_splits;
|
||
}
|
||
|
||
de.addr = dsts[j].addr;
|
||
de.amount = amount;
|
||
|
||
new_dsts.push_back(de);
|
||
}
|
||
|
||
retVal.push_back(new_dsts);
|
||
}
|
||
|
||
return retVal;
|
||
}
|
||
} // anonymous namespace
|
||
//----------------------------------------------------------------------------------------------------
|
||
crypto::hash wallet2::get_payment_id(const pending_tx &ptx) const
|
||
{
|
||
std::vector<tx_extra_field> tx_extra_fields;
|
||
parse_tx_extra(ptx.tx.extra, tx_extra_fields); // ok if partially parsed
|
||
tx_extra_nonce extra_nonce;
|
||
crypto::hash payment_id = null_hash;
|
||
if (find_tx_extra_field_by_type(tx_extra_fields, extra_nonce))
|
||
{
|
||
crypto::hash8 payment_id8 = null_hash8;
|
||
if(get_encrypted_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id8))
|
||
{
|
||
if (ptx.dests.empty())
|
||
{
|
||
MWARNING("Encrypted payment id found, but no destinations public key, cannot decrypt");
|
||
return crypto::null_hash;
|
||
}
|
||
if (m_account.get_device().decrypt_payment_id(payment_id8, ptx.dests[0].addr.m_view_public_key, ptx.tx_key))
|
||
{
|
||
memcpy(payment_id.data, payment_id8.data, 8);
|
||
}
|
||
}
|
||
else if (!get_payment_id_from_tx_extra_nonce(extra_nonce.nonce, payment_id))
|
||
{
|
||
payment_id = crypto::null_hash;
|
||
}
|
||
}
|
||
return payment_id;
|
||
}
|
||
|
||
//----------------------------------------------------------------------------------------------------
|
||
// take a pending tx and actually send it to the daemon
|
||
void wallet2::commit_tx(pending_tx& ptx)
|
||
{
|
||
using namespace cryptonote;
|
||
|
||
if(m_light_wallet)
|
||
{
|
||
cryptonote::COMMAND_RPC_SUBMIT_RAW_TX::request oreq;
|
||
cryptonote::COMMAND_RPC_SUBMIT_RAW_TX::response ores;
|
||
oreq.address = get_account().get_public_address_str(m_nettype);
|
||
oreq.view_key = string_tools::pod_to_hex(get_account().get_keys().m_view_secret_key);
|
||
oreq.tx = epee::string_tools::buff_to_hex_nodelimer(tx_to_blob(ptx.tx));
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = epee::net_utils::invoke_http_json("/submit_raw_tx", oreq, ores, m_http_client, rpc_timeout, "POST");
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "submit_raw_tx");
|
||
// MyMonero and OpenMonero use different status strings
|
||
THROW_WALLET_EXCEPTION_IF(ores.status != "OK" && ores.status != "success" , error::tx_rejected, ptx.tx, ores.status, ores.error);
|
||
}
|
||
else
|
||
{
|
||
// Normal submit
|
||
COMMAND_RPC_SEND_RAW_TX::request req;
|
||
req.tx_as_hex = epee::string_tools::buff_to_hex_nodelimer(tx_to_blob(ptx.tx));
|
||
req.do_not_relay = false;
|
||
COMMAND_RPC_SEND_RAW_TX::response daemon_send_resp;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = epee::net_utils::invoke_http_json("/sendrawtransaction", req, daemon_send_resp, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "sendrawtransaction");
|
||
THROW_WALLET_EXCEPTION_IF(daemon_send_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "sendrawtransaction");
|
||
THROW_WALLET_EXCEPTION_IF(daemon_send_resp.status != CORE_RPC_STATUS_OK, error::tx_rejected, ptx.tx, daemon_send_resp.status, daemon_send_resp.reason);
|
||
// sanity checks
|
||
for (size_t idx: ptx.selected_transfers)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(idx >= m_transfers.size(), error::wallet_internal_error,
|
||
"Bad output index in selected transfers: " + boost::lexical_cast<std::string>(idx));
|
||
}
|
||
}
|
||
crypto::hash txid;
|
||
|
||
txid = get_transaction_hash(ptx.tx);
|
||
crypto::hash payment_id = crypto::null_hash;
|
||
std::vector<cryptonote::tx_destination_entry> dests;
|
||
uint64_t amount_in = 0;
|
||
if (store_tx_info())
|
||
{
|
||
payment_id = get_payment_id(ptx);
|
||
dests = ptx.dests;
|
||
for(size_t idx: ptx.selected_transfers)
|
||
amount_in += m_transfers[idx].amount();
|
||
}
|
||
add_unconfirmed_tx(ptx.tx, amount_in, dests, payment_id, ptx.change_dts.amount, ptx.construction_data.subaddr_account, ptx.construction_data.subaddr_indices);
|
||
if (store_tx_info())
|
||
{
|
||
m_tx_keys.insert(std::make_pair(txid, ptx.tx_key));
|
||
m_additional_tx_keys.insert(std::make_pair(txid, ptx.additional_tx_keys));
|
||
}
|
||
|
||
LOG_PRINT_L2("transaction " << txid << " generated ok and sent to daemon, key_images: [" << ptx.key_images << "]");
|
||
|
||
for(size_t idx: ptx.selected_transfers)
|
||
{
|
||
set_spent(idx, 0);
|
||
}
|
||
|
||
// tx generated, get rid of used k values
|
||
for (size_t idx: ptx.selected_transfers)
|
||
m_transfers[idx].m_multisig_k.clear();
|
||
|
||
//fee includes dust if dust policy specified it.
|
||
LOG_PRINT_L1("Transaction successfully sent. <" << txid << ">" << ENDL
|
||
<< "Commission: " << print_money(ptx.fee) << " (dust sent to dust addr: " << print_money((ptx.dust_added_to_fee ? 0 : ptx.dust)) << ")" << ENDL
|
||
<< "Balance: " << print_money(balance(ptx.construction_data.subaddr_account)) << ENDL
|
||
<< "Unlocked: " << print_money(unlocked_balance(ptx.construction_data.subaddr_account)) << ENDL
|
||
<< "Please, wait for confirmation for your balance to be unlocked.");
|
||
}
|
||
|
||
void wallet2::commit_tx(std::vector<pending_tx>& ptx_vector)
|
||
{
|
||
for (auto & ptx : ptx_vector)
|
||
{
|
||
commit_tx(ptx);
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::save_tx(const std::vector<pending_tx>& ptx_vector, const std::string &filename) const
|
||
{
|
||
LOG_PRINT_L0("saving " << ptx_vector.size() << " transactions");
|
||
std::string ciphertext = dump_tx_to_str(ptx_vector);
|
||
if (ciphertext.empty())
|
||
return false;
|
||
return epee::file_io_utils::save_string_to_file(filename, ciphertext);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::dump_tx_to_str(const std::vector<pending_tx> &ptx_vector) const
|
||
{
|
||
LOG_PRINT_L0("saving " << ptx_vector.size() << " transactions");
|
||
unsigned_tx_set txs;
|
||
for (auto &tx: ptx_vector)
|
||
{
|
||
// Short payment id is encrypted with tx_key.
|
||
// Since sign_tx() generates new tx_keys and encrypts the payment id, we need to save the decrypted payment ID
|
||
// Save tx construction_data to unsigned_tx_set
|
||
txs.txes.push_back(get_construction_data_with_decrypted_short_payment_id(tx, m_account.get_device()));
|
||
}
|
||
|
||
txs.transfers = m_transfers;
|
||
// save as binary
|
||
std::ostringstream oss;
|
||
boost::archive::portable_binary_oarchive ar(oss);
|
||
try
|
||
{
|
||
ar << txs;
|
||
}
|
||
catch (...)
|
||
{
|
||
return std::string();
|
||
}
|
||
LOG_PRINT_L2("Saving unsigned tx data: " << oss.str());
|
||
std::string ciphertext = encrypt_with_view_secret_key(oss.str());
|
||
return std::string(UNSIGNED_TX_PREFIX) + ciphertext;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::load_unsigned_tx(const std::string &unsigned_filename, unsigned_tx_set &exported_txs) const
|
||
{
|
||
std::string s;
|
||
boost::system::error_code errcode;
|
||
|
||
if (!boost::filesystem::exists(unsigned_filename, errcode))
|
||
{
|
||
LOG_PRINT_L0("File " << unsigned_filename << " does not exist: " << errcode);
|
||
return false;
|
||
}
|
||
if (!epee::file_io_utils::load_file_to_string(unsigned_filename.c_str(), s))
|
||
{
|
||
LOG_PRINT_L0("Failed to load from " << unsigned_filename);
|
||
return false;
|
||
}
|
||
|
||
return parse_unsigned_tx_from_str(s, exported_txs);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::parse_unsigned_tx_from_str(const std::string &unsigned_tx_st, unsigned_tx_set &exported_txs) const
|
||
{
|
||
std::string s = unsigned_tx_st;
|
||
const size_t magiclen = strlen(UNSIGNED_TX_PREFIX) - 1;
|
||
if (strncmp(s.c_str(), UNSIGNED_TX_PREFIX, magiclen))
|
||
{
|
||
LOG_PRINT_L0("Bad magic from unsigned tx");
|
||
return false;
|
||
}
|
||
s = s.substr(magiclen);
|
||
const char version = s[0];
|
||
s = s.substr(1);
|
||
if (version == '\003')
|
||
{
|
||
try
|
||
{
|
||
std::istringstream iss(s);
|
||
boost::archive::portable_binary_iarchive ar(iss);
|
||
ar >> exported_txs;
|
||
}
|
||
catch (...)
|
||
{
|
||
LOG_PRINT_L0("Failed to parse data from unsigned tx");
|
||
return false;
|
||
}
|
||
}
|
||
else if (version == '\004')
|
||
{
|
||
try
|
||
{
|
||
s = decrypt_with_view_secret_key(s);
|
||
try
|
||
{
|
||
std::istringstream iss(s);
|
||
boost::archive::portable_binary_iarchive ar(iss);
|
||
ar >> exported_txs;
|
||
}
|
||
catch (...)
|
||
{
|
||
LOG_PRINT_L0("Failed to parse data from unsigned tx");
|
||
return false;
|
||
}
|
||
}
|
||
catch (const std::exception &e)
|
||
{
|
||
LOG_PRINT_L0("Failed to decrypt unsigned tx: " << e.what());
|
||
return false;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L0("Unsupported version in unsigned tx");
|
||
return false;
|
||
}
|
||
LOG_PRINT_L1("Loaded tx unsigned data from binary: " << exported_txs.txes.size() << " transactions");
|
||
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::sign_tx(const std::string &unsigned_filename, const std::string &signed_filename, std::vector<wallet2::pending_tx> &txs, std::function<bool(const unsigned_tx_set&)> accept_func, bool export_raw)
|
||
{
|
||
unsigned_tx_set exported_txs;
|
||
if(!load_unsigned_tx(unsigned_filename, exported_txs))
|
||
return false;
|
||
|
||
if (accept_func && !accept_func(exported_txs))
|
||
{
|
||
LOG_PRINT_L1("Transactions rejected by callback");
|
||
return false;
|
||
}
|
||
return sign_tx(exported_txs, signed_filename, txs, export_raw);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::sign_tx(unsigned_tx_set &exported_txs, std::vector<wallet2::pending_tx> &txs, signed_tx_set &signed_txes)
|
||
{
|
||
import_outputs(exported_txs.transfers);
|
||
|
||
// sign the transactions
|
||
for (size_t n = 0; n < exported_txs.txes.size(); ++n)
|
||
{
|
||
tools::wallet2::tx_construction_data &sd = exported_txs.txes[n];
|
||
THROW_WALLET_EXCEPTION_IF(sd.sources.empty(), error::wallet_internal_error, "Empty sources");
|
||
LOG_PRINT_L1(" " << (n+1) << ": " << sd.sources.size() << " inputs, ring size " << sd.sources[0].outputs.size());
|
||
signed_txes.ptx.push_back(pending_tx());
|
||
tools::wallet2::pending_tx &ptx = signed_txes.ptx.back();
|
||
crypto::secret_key tx_key;
|
||
std::vector<crypto::secret_key> additional_tx_keys;
|
||
rct::multisig_out msout;
|
||
bool r = cryptonote::construct_tx_and_get_tx_key(m_account.get_keys(), m_subaddresses, sd.sources, sd.splitted_dsts, sd.change_dts.addr, sd.extra, ptx.tx, sd.unlock_time, tx_key, additional_tx_keys, sd.use_rct, sd.use_bulletproofs, m_multisig ? &msout : NULL);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sd.sources, sd.splitted_dsts, sd.unlock_time, m_nettype);
|
||
// we don't test tx size, because we don't know the current limit, due to not having a blockchain,
|
||
// and it's a bit pointless to fail there anyway, since it'd be a (good) guess only. We sign anyway,
|
||
// and if we really go over limit, the daemon will reject when it gets submitted. Chances are it's
|
||
// OK anyway since it was generated in the first place, and rerolling should be within a few bytes.
|
||
|
||
// normally, the tx keys are saved in commit_tx, when the tx is actually sent to the daemon.
|
||
// we can't do that here since the tx will be sent from the compromised wallet, which we don't want
|
||
// to see that info, so we save it here
|
||
if (store_tx_info())
|
||
{
|
||
const crypto::hash txid = get_transaction_hash(ptx.tx);
|
||
m_tx_keys.insert(std::make_pair(txid, tx_key));
|
||
m_additional_tx_keys.insert(std::make_pair(txid, additional_tx_keys));
|
||
}
|
||
|
||
std::string key_images;
|
||
bool all_are_txin_to_key = std::all_of(ptx.tx.vin.begin(), ptx.tx.vin.end(), [&](const txin_v& s_e) -> bool
|
||
{
|
||
CHECKED_GET_SPECIFIC_VARIANT(s_e, const txin_to_key, in, false);
|
||
key_images += boost::to_string(in.k_image) + " ";
|
||
return true;
|
||
});
|
||
THROW_WALLET_EXCEPTION_IF(!all_are_txin_to_key, error::unexpected_txin_type, ptx.tx);
|
||
|
||
ptx.key_images = key_images;
|
||
ptx.fee = 0;
|
||
for (const auto &i: sd.sources) ptx.fee += i.amount;
|
||
for (const auto &i: sd.splitted_dsts) ptx.fee -= i.amount;
|
||
ptx.dust = 0;
|
||
ptx.dust_added_to_fee = false;
|
||
ptx.change_dts = sd.change_dts;
|
||
ptx.selected_transfers = sd.selected_transfers;
|
||
ptx.tx_key = rct::rct2sk(rct::identity()); // don't send it back to the untrusted view wallet
|
||
ptx.dests = sd.dests;
|
||
ptx.construction_data = sd;
|
||
|
||
txs.push_back(ptx);
|
||
}
|
||
|
||
// add key images
|
||
signed_txes.key_images.resize(m_transfers.size());
|
||
for (size_t i = 0; i < m_transfers.size(); ++i)
|
||
{
|
||
if (!m_transfers[i].m_key_image_known || m_transfers[i].m_key_image_partial)
|
||
LOG_PRINT_L0("WARNING: key image not known in signing wallet at index " << i);
|
||
signed_txes.key_images[i] = m_transfers[i].m_key_image;
|
||
}
|
||
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::sign_tx(unsigned_tx_set &exported_txs, const std::string &signed_filename, std::vector<wallet2::pending_tx> &txs, bool export_raw)
|
||
{
|
||
// sign the transactions
|
||
signed_tx_set signed_txes;
|
||
std::string ciphertext = sign_tx_dump_to_str(exported_txs, txs, signed_txes);
|
||
if (ciphertext.empty())
|
||
{
|
||
LOG_PRINT_L0("Failed to sign unsigned_tx_set");
|
||
return false;
|
||
}
|
||
|
||
if (!epee::file_io_utils::save_string_to_file(signed_filename, ciphertext))
|
||
{
|
||
LOG_PRINT_L0("Failed to save file to " << signed_filename);
|
||
return false;
|
||
}
|
||
// export signed raw tx without encryption
|
||
if (export_raw)
|
||
{
|
||
for (size_t i = 0; i < signed_txes.ptx.size(); ++i)
|
||
{
|
||
std::string tx_as_hex = epee::string_tools::buff_to_hex_nodelimer(tx_to_blob(signed_txes.ptx[i].tx));
|
||
std::string raw_filename = signed_filename + "_raw" + (signed_txes.ptx.size() == 1 ? "" : ("_" + std::to_string(i)));
|
||
if (!epee::file_io_utils::save_string_to_file(raw_filename, tx_as_hex))
|
||
{
|
||
LOG_PRINT_L0("Failed to save file to " << raw_filename);
|
||
return false;
|
||
}
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::sign_tx_dump_to_str(unsigned_tx_set &exported_txs, std::vector<wallet2::pending_tx> &ptx, signed_tx_set &signed_txes)
|
||
{
|
||
// sign the transactions
|
||
bool r = sign_tx(exported_txs, ptx, signed_txes);
|
||
if (!r)
|
||
{
|
||
LOG_PRINT_L0("Failed to sign unsigned_tx_set");
|
||
return std::string();
|
||
}
|
||
|
||
// save as binary
|
||
std::ostringstream oss;
|
||
boost::archive::portable_binary_oarchive ar(oss);
|
||
try
|
||
{
|
||
ar << signed_txes;
|
||
}
|
||
catch(...)
|
||
{
|
||
return std::string();
|
||
}
|
||
LOG_PRINT_L3("Saving signed tx data (with encryption): " << oss.str());
|
||
std::string ciphertext = encrypt_with_view_secret_key(oss.str());
|
||
return std::string(SIGNED_TX_PREFIX) + ciphertext;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::load_tx(const std::string &signed_filename, std::vector<tools::wallet2::pending_tx> &ptx, std::function<bool(const signed_tx_set&)> accept_func)
|
||
{
|
||
std::string s;
|
||
boost::system::error_code errcode;
|
||
signed_tx_set signed_txs;
|
||
|
||
if (!boost::filesystem::exists(signed_filename, errcode))
|
||
{
|
||
LOG_PRINT_L0("File " << signed_filename << " does not exist: " << errcode);
|
||
return false;
|
||
}
|
||
|
||
if (!epee::file_io_utils::load_file_to_string(signed_filename.c_str(), s))
|
||
{
|
||
LOG_PRINT_L0("Failed to load from " << signed_filename);
|
||
return false;
|
||
}
|
||
|
||
return parse_tx_from_str(s, ptx, accept_func);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::parse_tx_from_str(const std::string &signed_tx_st, std::vector<tools::wallet2::pending_tx> &ptx, std::function<bool(const signed_tx_set &)> accept_func)
|
||
{
|
||
std::string s = signed_tx_st;
|
||
boost::system::error_code errcode;
|
||
signed_tx_set signed_txs;
|
||
|
||
const size_t magiclen = strlen(SIGNED_TX_PREFIX) - 1;
|
||
if (strncmp(s.c_str(), SIGNED_TX_PREFIX, magiclen))
|
||
{
|
||
LOG_PRINT_L0("Bad magic from signed transaction");
|
||
return false;
|
||
}
|
||
s = s.substr(magiclen);
|
||
const char version = s[0];
|
||
s = s.substr(1);
|
||
if (version == '\003')
|
||
{
|
||
try
|
||
{
|
||
std::istringstream iss(s);
|
||
boost::archive::portable_binary_iarchive ar(iss);
|
||
ar >> signed_txs;
|
||
}
|
||
catch (...)
|
||
{
|
||
LOG_PRINT_L0("Failed to parse data from signed transaction");
|
||
return false;
|
||
}
|
||
}
|
||
else if (version == '\004')
|
||
{
|
||
try
|
||
{
|
||
s = decrypt_with_view_secret_key(s);
|
||
try
|
||
{
|
||
std::istringstream iss(s);
|
||
boost::archive::portable_binary_iarchive ar(iss);
|
||
ar >> signed_txs;
|
||
}
|
||
catch (...)
|
||
{
|
||
LOG_PRINT_L0("Failed to parse decrypted data from signed transaction");
|
||
return false;
|
||
}
|
||
}
|
||
catch (const std::exception &e)
|
||
{
|
||
LOG_PRINT_L0("Failed to decrypt signed transaction: " << e.what());
|
||
return false;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L0("Unsupported version in signed transaction");
|
||
return false;
|
||
}
|
||
LOG_PRINT_L0("Loaded signed tx data from binary: " << signed_txs.ptx.size() << " transactions");
|
||
for (auto &c_ptx: signed_txs.ptx) LOG_PRINT_L0(cryptonote::obj_to_json_str(c_ptx.tx));
|
||
|
||
if (accept_func && !accept_func(signed_txs))
|
||
{
|
||
LOG_PRINT_L1("Transactions rejected by callback");
|
||
return false;
|
||
}
|
||
|
||
// import key images
|
||
if (signed_txs.key_images.size() > m_transfers.size())
|
||
{
|
||
LOG_PRINT_L1("More key images returned that we know outputs for");
|
||
return false;
|
||
}
|
||
for (size_t i = 0; i < signed_txs.key_images.size(); ++i)
|
||
{
|
||
transfer_details &td = m_transfers[i];
|
||
if (td.m_key_image_known && !td.m_key_image_partial && td.m_key_image != signed_txs.key_images[i])
|
||
LOG_PRINT_L0("WARNING: imported key image differs from previously known key image at index " << i << ": trusting imported one");
|
||
td.m_key_image = signed_txs.key_images[i];
|
||
m_key_images[m_transfers[i].m_key_image] = i;
|
||
td.m_key_image_known = true;
|
||
td.m_key_image_partial = false;
|
||
m_pub_keys[m_transfers[i].get_public_key()] = i;
|
||
}
|
||
|
||
ptx = signed_txs.ptx;
|
||
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::save_multisig_tx(multisig_tx_set txs)
|
||
{
|
||
LOG_PRINT_L0("saving " << txs.m_ptx.size() << " multisig transactions");
|
||
|
||
// txes generated, get rid of used k values
|
||
for (size_t n = 0; n < txs.m_ptx.size(); ++n)
|
||
for (size_t idx: txs.m_ptx[n].construction_data.selected_transfers)
|
||
m_transfers[idx].m_multisig_k.clear();
|
||
|
||
// zero out some data we don't want to share
|
||
for (auto &ptx: txs.m_ptx)
|
||
{
|
||
for (auto &e: ptx.construction_data.sources)
|
||
e.multisig_kLRki.k = rct::zero();
|
||
}
|
||
|
||
for (auto &ptx: txs.m_ptx)
|
||
{
|
||
// Get decrypted payment id from pending_tx
|
||
ptx.construction_data = get_construction_data_with_decrypted_short_payment_id(ptx, m_account.get_device());
|
||
}
|
||
|
||
// save as binary
|
||
std::ostringstream oss;
|
||
boost::archive::portable_binary_oarchive ar(oss);
|
||
try
|
||
{
|
||
ar << txs;
|
||
}
|
||
catch (...)
|
||
{
|
||
return std::string();
|
||
}
|
||
LOG_PRINT_L2("Saving multisig unsigned tx data: " << oss.str());
|
||
std::string ciphertext = encrypt_with_view_secret_key(oss.str());
|
||
return std::string(MULTISIG_UNSIGNED_TX_PREFIX) + ciphertext;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::save_multisig_tx(const multisig_tx_set &txs, const std::string &filename)
|
||
{
|
||
std::string ciphertext = save_multisig_tx(txs);
|
||
if (ciphertext.empty())
|
||
return false;
|
||
return epee::file_io_utils::save_string_to_file(filename, ciphertext);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
wallet2::multisig_tx_set wallet2::make_multisig_tx_set(const std::vector<pending_tx>& ptx_vector) const
|
||
{
|
||
multisig_tx_set txs;
|
||
txs.m_ptx = ptx_vector;
|
||
|
||
for (const auto &msk: get_account().get_multisig_keys())
|
||
{
|
||
crypto::public_key pkey = get_multisig_signing_public_key(msk);
|
||
for (auto &ptx: txs.m_ptx) for (auto &sig: ptx.multisig_sigs) sig.signing_keys.insert(pkey);
|
||
}
|
||
|
||
txs.m_signers.insert(get_multisig_signer_public_key());
|
||
return txs;
|
||
}
|
||
|
||
std::string wallet2::save_multisig_tx(const std::vector<pending_tx>& ptx_vector)
|
||
{
|
||
return save_multisig_tx(make_multisig_tx_set(ptx_vector));
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::save_multisig_tx(const std::vector<pending_tx>& ptx_vector, const std::string &filename)
|
||
{
|
||
std::string ciphertext = save_multisig_tx(ptx_vector);
|
||
if (ciphertext.empty())
|
||
return false;
|
||
return epee::file_io_utils::save_string_to_file(filename, ciphertext);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::load_multisig_tx(cryptonote::blobdata s, multisig_tx_set &exported_txs, std::function<bool(const multisig_tx_set&)> accept_func)
|
||
{
|
||
const size_t magiclen = strlen(MULTISIG_UNSIGNED_TX_PREFIX);
|
||
if (strncmp(s.c_str(), MULTISIG_UNSIGNED_TX_PREFIX, magiclen))
|
||
{
|
||
LOG_PRINT_L0("Bad magic from multisig tx data");
|
||
return false;
|
||
}
|
||
try
|
||
{
|
||
s = decrypt_with_view_secret_key(std::string(s, magiclen));
|
||
}
|
||
catch (const std::exception &e)
|
||
{
|
||
LOG_PRINT_L0("Failed to decrypt multisig tx data: " << e.what());
|
||
return false;
|
||
}
|
||
try
|
||
{
|
||
std::istringstream iss(s);
|
||
boost::archive::portable_binary_iarchive ar(iss);
|
||
ar >> exported_txs;
|
||
}
|
||
catch (...)
|
||
{
|
||
LOG_PRINT_L0("Failed to parse multisig tx data");
|
||
return false;
|
||
}
|
||
|
||
// sanity checks
|
||
for (const auto &ptx: exported_txs.m_ptx)
|
||
{
|
||
CHECK_AND_ASSERT_MES(ptx.selected_transfers.size() == ptx.tx.vin.size(), false, "Mismatched selected_transfers/vin sizes");
|
||
for (size_t idx: ptx.selected_transfers)
|
||
CHECK_AND_ASSERT_MES(idx < m_transfers.size(), false, "Transfer index out of range");
|
||
CHECK_AND_ASSERT_MES(ptx.construction_data.selected_transfers.size() == ptx.tx.vin.size(), false, "Mismatched cd selected_transfers/vin sizes");
|
||
for (size_t idx: ptx.construction_data.selected_transfers)
|
||
CHECK_AND_ASSERT_MES(idx < m_transfers.size(), false, "Transfer index out of range");
|
||
CHECK_AND_ASSERT_MES(ptx.construction_data.sources.size() == ptx.tx.vin.size(), false, "Mismatched sources/vin sizes");
|
||
}
|
||
|
||
LOG_PRINT_L1("Loaded multisig tx unsigned data from binary: " << exported_txs.m_ptx.size() << " transactions");
|
||
for (auto &ptx: exported_txs.m_ptx) LOG_PRINT_L0(cryptonote::obj_to_json_str(ptx.tx));
|
||
|
||
if (accept_func && !accept_func(exported_txs))
|
||
{
|
||
LOG_PRINT_L1("Transactions rejected by callback");
|
||
return false;
|
||
}
|
||
|
||
const bool is_signed = exported_txs.m_signers.size() >= m_multisig_threshold;
|
||
if (is_signed)
|
||
{
|
||
for (const auto &ptx: exported_txs.m_ptx)
|
||
{
|
||
const crypto::hash txid = get_transaction_hash(ptx.tx);
|
||
if (store_tx_info())
|
||
{
|
||
m_tx_keys.insert(std::make_pair(txid, ptx.tx_key));
|
||
m_additional_tx_keys.insert(std::make_pair(txid, ptx.additional_tx_keys));
|
||
}
|
||
}
|
||
}
|
||
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::load_multisig_tx_from_file(const std::string &filename, multisig_tx_set &exported_txs, std::function<bool(const multisig_tx_set&)> accept_func)
|
||
{
|
||
std::string s;
|
||
boost::system::error_code errcode;
|
||
|
||
if (!boost::filesystem::exists(filename, errcode))
|
||
{
|
||
LOG_PRINT_L0("File " << filename << " does not exist: " << errcode);
|
||
return false;
|
||
}
|
||
if (!epee::file_io_utils::load_file_to_string(filename.c_str(), s))
|
||
{
|
||
LOG_PRINT_L0("Failed to load from " << filename);
|
||
return false;
|
||
}
|
||
|
||
if (!load_multisig_tx(s, exported_txs, accept_func))
|
||
{
|
||
LOG_PRINT_L0("Failed to parse multisig tx data from " << filename);
|
||
return false;
|
||
}
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::sign_multisig_tx(multisig_tx_set &exported_txs, std::vector<crypto::hash> &txids)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(exported_txs.m_ptx.empty(), error::wallet_internal_error, "No tx found");
|
||
|
||
const crypto::public_key local_signer = get_multisig_signer_public_key();
|
||
|
||
THROW_WALLET_EXCEPTION_IF(exported_txs.m_signers.find(local_signer) != exported_txs.m_signers.end(),
|
||
error::wallet_internal_error, "Transaction already signed by this private key");
|
||
THROW_WALLET_EXCEPTION_IF(exported_txs.m_signers.size() > m_multisig_threshold,
|
||
error::wallet_internal_error, "Transaction was signed by too many signers");
|
||
THROW_WALLET_EXCEPTION_IF(exported_txs.m_signers.size() == m_multisig_threshold,
|
||
error::wallet_internal_error, "Transaction is already fully signed");
|
||
|
||
txids.clear();
|
||
|
||
// sign the transactions
|
||
for (size_t n = 0; n < exported_txs.m_ptx.size(); ++n)
|
||
{
|
||
tools::wallet2::pending_tx &ptx = exported_txs.m_ptx[n];
|
||
THROW_WALLET_EXCEPTION_IF(ptx.multisig_sigs.empty(), error::wallet_internal_error, "No signatures found in multisig tx");
|
||
tools::wallet2::tx_construction_data &sd = ptx.construction_data;
|
||
LOG_PRINT_L1(" " << (n+1) << ": " << sd.sources.size() << " inputs, mixin " << (sd.sources[0].outputs.size()-1) <<
|
||
", signed by " << exported_txs.m_signers.size() << "/" << m_multisig_threshold);
|
||
cryptonote::transaction tx;
|
||
rct::multisig_out msout = ptx.multisig_sigs.front().msout;
|
||
auto sources = sd.sources;
|
||
bool r = cryptonote::construct_tx_with_tx_key(m_account.get_keys(), m_subaddresses, sources, sd.splitted_dsts, ptx.change_dts.addr, sd.extra, tx, sd.unlock_time, ptx.tx_key, ptx.additional_tx_keys, sd.use_rct, sd.use_bulletproofs, &msout, false);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sd.sources, sd.splitted_dsts, sd.unlock_time, m_nettype);
|
||
|
||
THROW_WALLET_EXCEPTION_IF(get_transaction_prefix_hash (tx) != get_transaction_prefix_hash(ptx.tx),
|
||
error::wallet_internal_error, "Transaction prefix does not match data");
|
||
|
||
// Tests passed, sign
|
||
std::vector<unsigned int> indices;
|
||
for (const auto &source: sources)
|
||
indices.push_back(source.real_output);
|
||
|
||
for (auto &sig: ptx.multisig_sigs)
|
||
{
|
||
if (sig.ignore != local_signer)
|
||
{
|
||
ptx.tx.rct_signatures = sig.sigs;
|
||
|
||
rct::keyV k;
|
||
for (size_t idx: sd.selected_transfers)
|
||
k.push_back(get_multisig_k(idx, sig.used_L));
|
||
|
||
rct::key skey = rct::zero();
|
||
for (const auto &msk: get_account().get_multisig_keys())
|
||
{
|
||
crypto::public_key pmsk = get_multisig_signing_public_key(msk);
|
||
|
||
if (sig.signing_keys.find(pmsk) == sig.signing_keys.end())
|
||
{
|
||
sc_add(skey.bytes, skey.bytes, rct::sk2rct(msk).bytes);
|
||
sig.signing_keys.insert(pmsk);
|
||
}
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!rct::signMultisig(ptx.tx.rct_signatures, indices, k, sig.msout, skey),
|
||
error::wallet_internal_error, "Failed signing, transaction likely malformed");
|
||
|
||
sig.sigs = ptx.tx.rct_signatures;
|
||
}
|
||
}
|
||
|
||
const bool is_last = exported_txs.m_signers.size() + 1 >= m_multisig_threshold;
|
||
if (is_last)
|
||
{
|
||
// when the last signature on a multisig tx is made, we select the right
|
||
// signature to plug into the final tx
|
||
bool found = false;
|
||
for (const auto &sig: ptx.multisig_sigs)
|
||
{
|
||
if (sig.ignore != local_signer && exported_txs.m_signers.find(sig.ignore) == exported_txs.m_signers.end())
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(found, error::wallet_internal_error, "More than one transaction is final");
|
||
ptx.tx.rct_signatures = sig.sigs;
|
||
found = true;
|
||
}
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!found, error::wallet_internal_error,
|
||
"Final signed transaction not found: this transaction was likely made without our export data, so we cannot sign it");
|
||
const crypto::hash txid = get_transaction_hash(ptx.tx);
|
||
if (store_tx_info())
|
||
{
|
||
m_tx_keys.insert(std::make_pair(txid, ptx.tx_key));
|
||
m_additional_tx_keys.insert(std::make_pair(txid, ptx.additional_tx_keys));
|
||
}
|
||
txids.push_back(txid);
|
||
}
|
||
}
|
||
|
||
// txes generated, get rid of used k values
|
||
for (size_t n = 0; n < exported_txs.m_ptx.size(); ++n)
|
||
for (size_t idx: exported_txs.m_ptx[n].construction_data.selected_transfers)
|
||
m_transfers[idx].m_multisig_k.clear();
|
||
|
||
exported_txs.m_signers.insert(get_multisig_signer_public_key());
|
||
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::sign_multisig_tx_to_file(multisig_tx_set &exported_txs, const std::string &filename, std::vector<crypto::hash> &txids)
|
||
{
|
||
bool r = sign_multisig_tx(exported_txs, txids);
|
||
if (!r)
|
||
return false;
|
||
return save_multisig_tx(exported_txs, filename);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::sign_multisig_tx_from_file(const std::string &filename, std::vector<crypto::hash> &txids, std::function<bool(const multisig_tx_set&)> accept_func)
|
||
{
|
||
multisig_tx_set exported_txs;
|
||
if(!load_multisig_tx_from_file(filename, exported_txs))
|
||
return false;
|
||
|
||
if (accept_func && !accept_func(exported_txs))
|
||
{
|
||
LOG_PRINT_L1("Transactions rejected by callback");
|
||
return false;
|
||
}
|
||
return sign_multisig_tx_to_file(exported_txs, filename, txids);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::get_fee_multiplier(uint32_t priority, int fee_algorithm) const
|
||
{
|
||
static const uint64_t old_multipliers[3] = {1, 2, 3};
|
||
static const uint64_t new_multipliers[3] = {1, 20, 166};
|
||
static const uint64_t newer_multipliers[4] = {1, 4, 20, 166};
|
||
|
||
if (fee_algorithm == -1)
|
||
fee_algorithm = get_fee_algorithm();
|
||
|
||
// 0 -> default (here, x1 till fee algorithm 2, x4 from it)
|
||
if (priority == 0)
|
||
priority = m_default_priority;
|
||
if (priority == 0)
|
||
{
|
||
if (fee_algorithm >= 2)
|
||
priority = 2;
|
||
else
|
||
priority = 1;
|
||
}
|
||
|
||
// 1 to 3/4 are allowed as priorities
|
||
uint32_t max_priority = (fee_algorithm >= 2) ? 4 : 3;
|
||
if (priority >= 1 && priority <= max_priority)
|
||
{
|
||
switch (fee_algorithm)
|
||
{
|
||
case 0: return old_multipliers[priority-1];
|
||
case 1: return new_multipliers[priority-1];
|
||
case 2: return newer_multipliers[priority-1];
|
||
default: THROW_WALLET_EXCEPTION_IF (true, error::invalid_priority);
|
||
}
|
||
}
|
||
|
||
THROW_WALLET_EXCEPTION_IF (false, error::invalid_priority);
|
||
return 1;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::get_dynamic_per_kb_fee_estimate() const
|
||
{
|
||
uint64_t fee;
|
||
boost::optional<std::string> result = m_node_rpc_proxy.get_dynamic_per_kb_fee_estimate(FEE_ESTIMATE_GRACE_BLOCKS, fee);
|
||
if (!result)
|
||
return fee;
|
||
LOG_PRINT_L1("Failed to query per kB fee, using " << print_money(FEE_PER_KB));
|
||
return FEE_PER_KB;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::get_per_kb_fee() const
|
||
{
|
||
if(m_light_wallet)
|
||
return m_light_wallet_per_kb_fee;
|
||
bool use_dyn_fee = use_fork_rules(HF_VERSION_DYNAMIC_FEE, -720 * 1);
|
||
if (!use_dyn_fee)
|
||
return FEE_PER_KB;
|
||
|
||
return get_dynamic_per_kb_fee_estimate();
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
int wallet2::get_fee_algorithm() const
|
||
{
|
||
// changes at v3 and v5
|
||
if (use_fork_rules(5, 0))
|
||
return 2;
|
||
if (use_fork_rules(3, -720 * 14))
|
||
return 1;
|
||
return 0;
|
||
}
|
||
//------------------------------------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::adjust_mixin(uint64_t mixin) const
|
||
{
|
||
if (mixin < 6 && use_fork_rules(7, 10)) {
|
||
MWARNING("Requested ring size " << (mixin + 1) << " too low for hard fork 7, using 7");
|
||
mixin = 6;
|
||
}
|
||
else if (mixin < 4 && use_fork_rules(6, 10)) {
|
||
MWARNING("Requested ring size " << (mixin + 1) << " too low for hard fork 6, using 5");
|
||
mixin = 4;
|
||
}
|
||
else if (mixin < 2 && use_fork_rules(2, 10)) {
|
||
MWARNING("Requested ring size " << (mixin + 1) << " too low for hard fork 2, using 3");
|
||
mixin = 2;
|
||
}
|
||
return mixin;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint32_t wallet2::adjust_priority(uint32_t priority)
|
||
{
|
||
if (priority == 0 && m_default_priority == 0 && auto_low_priority())
|
||
{
|
||
try
|
||
{
|
||
// check if there's a backlog in the tx pool
|
||
const double fee_level = get_fee_multiplier(1) * get_per_kb_fee() * (12/(double)13) / (double)1024;
|
||
const std::vector<std::pair<uint64_t, uint64_t>> blocks = estimate_backlog({std::make_pair(fee_level, fee_level)});
|
||
if (blocks.size() != 1)
|
||
{
|
||
MERROR("Bad estimated backlog array size");
|
||
return priority;
|
||
}
|
||
else if (blocks[0].first > 0)
|
||
{
|
||
MINFO("We don't use the low priority because there's a backlog in the tx pool.");
|
||
return priority;
|
||
}
|
||
|
||
// get the current full reward zone
|
||
cryptonote::COMMAND_RPC_GET_INFO::request getinfo_req = AUTO_VAL_INIT(getinfo_req);
|
||
cryptonote::COMMAND_RPC_GET_INFO::response getinfo_res = AUTO_VAL_INIT(getinfo_res);
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = net_utils::invoke_http_json_rpc("/json_rpc", "get_info", getinfo_req, getinfo_res, m_http_client);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_info");
|
||
THROW_WALLET_EXCEPTION_IF(getinfo_res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_info");
|
||
THROW_WALLET_EXCEPTION_IF(getinfo_res.status != CORE_RPC_STATUS_OK, error::get_tx_pool_error);
|
||
const uint64_t full_reward_zone = getinfo_res.block_size_limit / 2;
|
||
|
||
// get the last N block headers and sum the block sizes
|
||
const size_t N = 10;
|
||
if (m_blockchain.size() < N)
|
||
{
|
||
MERROR("The blockchain is too short");
|
||
return priority;
|
||
}
|
||
cryptonote::COMMAND_RPC_GET_BLOCK_HEADERS_RANGE::request getbh_req = AUTO_VAL_INIT(getbh_req);
|
||
cryptonote::COMMAND_RPC_GET_BLOCK_HEADERS_RANGE::response getbh_res = AUTO_VAL_INIT(getbh_res);
|
||
m_daemon_rpc_mutex.lock();
|
||
getbh_req.start_height = m_blockchain.size() - N;
|
||
getbh_req.end_height = m_blockchain.size() - 1;
|
||
r = net_utils::invoke_http_json_rpc("/json_rpc", "getblockheadersrange", getbh_req, getbh_res, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "getblockheadersrange");
|
||
THROW_WALLET_EXCEPTION_IF(getbh_res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "getblockheadersrange");
|
||
THROW_WALLET_EXCEPTION_IF(getbh_res.status != CORE_RPC_STATUS_OK, error::get_blocks_error, getbh_res.status);
|
||
if (getbh_res.headers.size() != N)
|
||
{
|
||
MERROR("Bad blockheaders size");
|
||
return priority;
|
||
}
|
||
size_t block_size_sum = 0;
|
||
for (const cryptonote::block_header_response &i : getbh_res.headers)
|
||
{
|
||
block_size_sum += i.block_size;
|
||
}
|
||
|
||
// estimate how 'full' the last N blocks are
|
||
const size_t P = 100 * block_size_sum / (N * full_reward_zone);
|
||
MINFO((boost::format("The last %d blocks fill roughly %d%% of the full reward zone.") % N % P).str());
|
||
if (P > 80)
|
||
{
|
||
MINFO("We don't use the low priority because recent blocks are quite full.");
|
||
return priority;
|
||
}
|
||
MINFO("We'll use the low priority because probably it's safe to do so.");
|
||
return 1;
|
||
}
|
||
catch (const std::exception &e)
|
||
{
|
||
MERROR(e.what());
|
||
}
|
||
}
|
||
return priority;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
// separated the call(s) to wallet2::transfer into their own function
|
||
//
|
||
// this function will make multiple calls to wallet2::transfer if multiple
|
||
// transactions will be required
|
||
std::vector<wallet2::pending_tx> wallet2::create_transactions(std::vector<cryptonote::tx_destination_entry> dsts, const size_t fake_outs_count, const uint64_t unlock_time, uint32_t priority, const std::vector<uint8_t>& extra, bool trusted_daemon)
|
||
{
|
||
const std::vector<size_t> unused_transfers_indices = select_available_outputs_from_histogram(fake_outs_count + 1, true, true, true, trusted_daemon);
|
||
|
||
const uint64_t fee_per_kb = get_per_kb_fee();
|
||
const uint64_t fee_multiplier = get_fee_multiplier(priority, get_fee_algorithm());
|
||
|
||
// failsafe split attempt counter
|
||
size_t attempt_count = 0;
|
||
|
||
for(attempt_count = 1; ;attempt_count++)
|
||
{
|
||
size_t num_tx = 0.5 + pow(1.7,attempt_count-1);
|
||
|
||
auto split_values = split_amounts(dsts, num_tx);
|
||
|
||
// Throw if split_amounts comes back with a vector of size different than it should
|
||
if (split_values.size() != num_tx)
|
||
{
|
||
throw std::runtime_error("Splitting transactions returned a number of potential tx not equal to what was requested");
|
||
}
|
||
|
||
std::vector<pending_tx> ptx_vector;
|
||
try
|
||
{
|
||
// for each new destination vector (i.e. for each new tx)
|
||
for (auto & dst_vector : split_values)
|
||
{
|
||
cryptonote::transaction tx;
|
||
pending_tx ptx;
|
||
|
||
// loop until fee is met without increasing tx size to next KB boundary.
|
||
const size_t estimated_tx_size = estimate_tx_size(false, unused_transfers_indices.size(), fake_outs_count, dst_vector.size(), extra.size(), false);
|
||
uint64_t needed_fee = calculate_fee(fee_per_kb, estimated_tx_size, fee_multiplier);
|
||
do
|
||
{
|
||
transfer(dst_vector, fake_outs_count, unused_transfers_indices, unlock_time, needed_fee, extra, tx, ptx, trusted_daemon);
|
||
auto txBlob = t_serializable_object_to_blob(ptx.tx);
|
||
needed_fee = calculate_fee(fee_per_kb, txBlob, fee_multiplier);
|
||
} while (ptx.fee < needed_fee);
|
||
|
||
ptx_vector.push_back(ptx);
|
||
|
||
// mark transfers to be used as "spent"
|
||
for(size_t idx: ptx.selected_transfers)
|
||
{
|
||
set_spent(idx, 0);
|
||
}
|
||
}
|
||
|
||
// if we made it this far, we've selected our transactions. committing them will mark them spent,
|
||
// so this is a failsafe in case they don't go through
|
||
// unmark pending tx transfers as spent
|
||
for (auto & ptx : ptx_vector)
|
||
{
|
||
// mark transfers to be used as not spent
|
||
for(size_t idx2: ptx.selected_transfers)
|
||
{
|
||
set_unspent(idx2);
|
||
}
|
||
|
||
}
|
||
|
||
// if we made it this far, we're OK to actually send the transactions
|
||
return ptx_vector;
|
||
|
||
}
|
||
// only catch this here, other exceptions need to pass through to the calling function
|
||
catch (const tools::error::tx_too_big& e)
|
||
{
|
||
|
||
// unmark pending tx transfers as spent
|
||
for (auto & ptx : ptx_vector)
|
||
{
|
||
// mark transfers to be used as not spent
|
||
for(size_t idx2: ptx.selected_transfers)
|
||
{
|
||
set_unspent(idx2);
|
||
}
|
||
}
|
||
|
||
if (attempt_count >= MAX_SPLIT_ATTEMPTS)
|
||
{
|
||
throw;
|
||
}
|
||
}
|
||
catch (...)
|
||
{
|
||
// in case of some other exception, make sure any tx in queue are marked unspent again
|
||
|
||
// unmark pending tx transfers as spent
|
||
for (auto & ptx : ptx_vector)
|
||
{
|
||
// mark transfers to be used as not spent
|
||
for(size_t idx2: ptx.selected_transfers)
|
||
{
|
||
set_unspent(idx2);
|
||
}
|
||
}
|
||
|
||
throw;
|
||
}
|
||
}
|
||
}
|
||
|
||
bool wallet2::set_ring_database(const std::string &filename)
|
||
{
|
||
m_ring_database = filename;
|
||
MINFO("ringdb path set to " << filename);
|
||
m_ringdb.reset();
|
||
if (!m_ring_database.empty())
|
||
{
|
||
try
|
||
{
|
||
cryptonote::block b;
|
||
generate_genesis(b);
|
||
m_ringdb.reset(new tools::ringdb(m_ring_database, epee::string_tools::pod_to_hex(get_block_hash(b))));
|
||
}
|
||
catch (const std::exception &e)
|
||
{
|
||
MERROR("Failed to initialize ringdb: " << e.what());
|
||
m_ring_database = "";
|
||
return false;
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
|
||
crypto::chacha_key wallet2::get_ringdb_key()
|
||
{
|
||
if (!m_ringdb_key)
|
||
{
|
||
MINFO("caching ringdb key");
|
||
crypto::chacha_key key;
|
||
generate_chacha_key_from_secret_keys(key);
|
||
m_ringdb_key = key;
|
||
}
|
||
return *m_ringdb_key;
|
||
}
|
||
|
||
void wallet2::clear_ringdb_key()
|
||
{
|
||
MINFO("clearing ringdb key");
|
||
m_ringdb_key = boost::none;
|
||
}
|
||
|
||
bool wallet2::add_rings(const crypto::chacha_key &key, const cryptonote::transaction_prefix &tx)
|
||
{
|
||
if (!m_ringdb)
|
||
return false;
|
||
try { return m_ringdb->add_rings(key, tx); }
|
||
catch (const std::exception &e) { return false; }
|
||
}
|
||
|
||
bool wallet2::add_rings(const cryptonote::transaction_prefix &tx)
|
||
{
|
||
key_ref kref(*this);
|
||
try { return add_rings(get_ringdb_key(), tx); }
|
||
catch (const std::exception &e) { return false; }
|
||
}
|
||
|
||
bool wallet2::remove_rings(const cryptonote::transaction_prefix &tx)
|
||
{
|
||
if (!m_ringdb)
|
||
return false;
|
||
key_ref kref(*this);
|
||
try { return m_ringdb->remove_rings(get_ringdb_key(), tx); }
|
||
catch (const std::exception &e) { return false; }
|
||
}
|
||
|
||
bool wallet2::get_ring(const crypto::chacha_key &key, const crypto::key_image &key_image, std::vector<uint64_t> &outs)
|
||
{
|
||
if (!m_ringdb)
|
||
return false;
|
||
try { return m_ringdb->get_ring(key, key_image, outs); }
|
||
catch (const std::exception &e) { return false; }
|
||
}
|
||
|
||
bool wallet2::get_rings(const crypto::hash &txid, std::vector<std::pair<crypto::key_image, std::vector<uint64_t>>> &outs)
|
||
{
|
||
for (auto i: m_confirmed_txs)
|
||
{
|
||
if (txid == i.first)
|
||
{
|
||
for (const auto &x: i.second.m_rings)
|
||
outs.push_back({x.first, cryptonote::relative_output_offsets_to_absolute(x.second)});
|
||
return true;
|
||
}
|
||
}
|
||
for (auto i: m_unconfirmed_txs)
|
||
{
|
||
if (txid == i.first)
|
||
{
|
||
for (const auto &x: i.second.m_rings)
|
||
outs.push_back({x.first, cryptonote::relative_output_offsets_to_absolute(x.second)});
|
||
return true;
|
||
}
|
||
}
|
||
return false;
|
||
}
|
||
|
||
bool wallet2::get_ring(const crypto::key_image &key_image, std::vector<uint64_t> &outs)
|
||
{
|
||
key_ref kref(*this);
|
||
try { return get_ring(get_ringdb_key(), key_image, outs); }
|
||
catch (const std::exception &e) { return false; }
|
||
}
|
||
|
||
bool wallet2::set_ring(const crypto::key_image &key_image, const std::vector<uint64_t> &outs, bool relative)
|
||
{
|
||
if (!m_ringdb)
|
||
return false;
|
||
|
||
key_ref kref(*this);
|
||
try { return m_ringdb->set_ring(get_ringdb_key(), key_image, outs, relative); }
|
||
catch (const std::exception &e) { return false; }
|
||
}
|
||
|
||
bool wallet2::find_and_save_rings(bool force)
|
||
{
|
||
if (!force && m_ring_history_saved)
|
||
return true;
|
||
if (!m_ringdb)
|
||
return false;
|
||
|
||
key_ref kref(*this);
|
||
COMMAND_RPC_GET_TRANSACTIONS::request req = AUTO_VAL_INIT(req);
|
||
COMMAND_RPC_GET_TRANSACTIONS::response res = AUTO_VAL_INIT(res);
|
||
|
||
MDEBUG("Finding and saving rings...");
|
||
|
||
// get payments we made
|
||
std::vector<crypto::hash> txs_hashes;
|
||
std::list<std::pair<crypto::hash,wallet2::confirmed_transfer_details>> payments;
|
||
get_payments_out(payments, 0, std::numeric_limits<uint64_t>::max(), boost::none, std::set<uint32_t>());
|
||
for (const std::pair<crypto::hash,wallet2::confirmed_transfer_details> &entry: payments)
|
||
{
|
||
const crypto::hash &txid = entry.first;
|
||
txs_hashes.push_back(txid);
|
||
}
|
||
|
||
MDEBUG("Found " << std::to_string(txs_hashes.size()) << " transactions");
|
||
|
||
// get those transactions from the daemon
|
||
static const size_t SLICE_SIZE = 200;
|
||
for (size_t slice = 0; slice < txs_hashes.size(); slice += SLICE_SIZE)
|
||
{
|
||
req.decode_as_json = false;
|
||
req.prune = false;
|
||
req.txs_hashes.clear();
|
||
size_t ntxes = slice + SLICE_SIZE > txs_hashes.size() ? txs_hashes.size() - slice : SLICE_SIZE;
|
||
for (size_t s = slice; s < slice + ntxes; ++s)
|
||
req.txs_hashes.push_back(epee::string_tools::pod_to_hex(txs_hashes[s]));
|
||
bool r;
|
||
{
|
||
const boost::lock_guard<boost::mutex> lock{m_daemon_rpc_mutex};
|
||
r = epee::net_utils::invoke_http_json("/gettransactions", req, res, m_http_client, rpc_timeout);
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "gettransactions");
|
||
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "gettransactions");
|
||
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::wallet_internal_error, "gettransactions");
|
||
THROW_WALLET_EXCEPTION_IF(res.txs.size() != req.txs_hashes.size(), error::wallet_internal_error,
|
||
"daemon returned wrong response for gettransactions, wrong txs count = " +
|
||
std::to_string(res.txs.size()) + ", expected " + std::to_string(req.txs_hashes.size()));
|
||
|
||
MDEBUG("Scanning " << res.txs.size() << " transactions");
|
||
THROW_WALLET_EXCEPTION_IF(slice + res.txs.size() > txs_hashes.size(), error::wallet_internal_error, "Unexpected tx array size");
|
||
auto it = req.txs_hashes.begin();
|
||
for (size_t i = 0; i < res.txs.size(); ++i, ++it)
|
||
{
|
||
const auto &tx_info = res.txs[i];
|
||
THROW_WALLET_EXCEPTION_IF(tx_info.tx_hash != epee::string_tools::pod_to_hex(txs_hashes[slice + i]), error::wallet_internal_error, "Wrong txid received");
|
||
THROW_WALLET_EXCEPTION_IF(tx_info.tx_hash != *it, error::wallet_internal_error, "Wrong txid received");
|
||
cryptonote::blobdata bd;
|
||
THROW_WALLET_EXCEPTION_IF(!epee::string_tools::parse_hexstr_to_binbuff(tx_info.as_hex, bd), error::wallet_internal_error, "failed to parse tx from hexstr");
|
||
cryptonote::transaction tx;
|
||
crypto::hash tx_hash, tx_prefix_hash;
|
||
THROW_WALLET_EXCEPTION_IF(!cryptonote::parse_and_validate_tx_from_blob(bd, tx, tx_hash, tx_prefix_hash), error::wallet_internal_error, "failed to parse tx from blob");
|
||
THROW_WALLET_EXCEPTION_IF(epee::string_tools::pod_to_hex(tx_hash) != tx_info.tx_hash, error::wallet_internal_error, "txid mismatch");
|
||
THROW_WALLET_EXCEPTION_IF(!add_rings(get_ringdb_key(), tx), error::wallet_internal_error, "Failed to save ring");
|
||
}
|
||
}
|
||
|
||
MINFO("Found and saved rings for " << txs_hashes.size() << " transactions");
|
||
m_ring_history_saved = true;
|
||
return true;
|
||
}
|
||
|
||
bool wallet2::blackball_output(const crypto::public_key &output)
|
||
{
|
||
if (!m_ringdb)
|
||
return false;
|
||
try { return m_ringdb->blackball(output); }
|
||
catch (const std::exception &e) { return false; }
|
||
}
|
||
|
||
bool wallet2::set_blackballed_outputs(const std::vector<crypto::public_key> &outputs, bool add)
|
||
{
|
||
if (!m_ringdb)
|
||
return false;
|
||
try
|
||
{
|
||
bool ret = true;
|
||
if (!add)
|
||
ret &= m_ringdb->clear_blackballs();
|
||
for (const auto &output: outputs)
|
||
ret &= m_ringdb->blackball(output);
|
||
return ret;
|
||
}
|
||
catch (const std::exception &e) { return false; }
|
||
}
|
||
|
||
bool wallet2::unblackball_output(const crypto::public_key &output)
|
||
{
|
||
if (!m_ringdb)
|
||
return false;
|
||
try { return m_ringdb->unblackball(output); }
|
||
catch (const std::exception &e) { return false; }
|
||
}
|
||
|
||
bool wallet2::is_output_blackballed(const crypto::public_key &output) const
|
||
{
|
||
if (!m_ringdb)
|
||
return false;
|
||
try { return m_ringdb->blackballed(output); }
|
||
catch (const std::exception &e) { return false; }
|
||
}
|
||
|
||
bool wallet2::tx_add_fake_output(std::vector<std::vector<tools::wallet2::get_outs_entry>> &outs, uint64_t global_index, const crypto::public_key& output_public_key, const rct::key& mask, uint64_t real_index, bool unlocked) const
|
||
{
|
||
if (!unlocked) // don't add locked outs
|
||
return false;
|
||
if (global_index == real_index) // don't re-add real one
|
||
return false;
|
||
auto item = std::make_tuple(global_index, output_public_key, mask);
|
||
CHECK_AND_ASSERT_MES(!outs.empty(), false, "internal error: outs is empty");
|
||
if (std::find(outs.back().begin(), outs.back().end(), item) != outs.back().end()) // don't add duplicates
|
||
return false;
|
||
if (is_output_blackballed(output_public_key)) // don't add blackballed outputs
|
||
return false;
|
||
outs.back().push_back(item);
|
||
return true;
|
||
}
|
||
|
||
void wallet2::light_wallet_get_outs(std::vector<std::vector<tools::wallet2::get_outs_entry>> &outs, const std::vector<size_t> &selected_transfers, size_t fake_outputs_count) {
|
||
|
||
MDEBUG("LIGHTWALLET - Getting random outs");
|
||
|
||
cryptonote::COMMAND_RPC_GET_RANDOM_OUTS::request oreq;
|
||
cryptonote::COMMAND_RPC_GET_RANDOM_OUTS::response ores;
|
||
|
||
size_t light_wallet_requested_outputs_count = (size_t)((fake_outputs_count + 1) * 1.5 + 1);
|
||
|
||
// Amounts to ask for
|
||
// MyMonero api handle amounts and fees as strings
|
||
for(size_t idx: selected_transfers) {
|
||
const uint64_t ask_amount = m_transfers[idx].is_rct() ? 0 : m_transfers[idx].amount();
|
||
std::ostringstream amount_ss;
|
||
amount_ss << ask_amount;
|
||
oreq.amounts.push_back(amount_ss.str());
|
||
}
|
||
|
||
oreq.count = light_wallet_requested_outputs_count;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = epee::net_utils::invoke_http_json("/get_random_outs", oreq, ores, m_http_client, rpc_timeout, "POST");
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_random_outs");
|
||
THROW_WALLET_EXCEPTION_IF(ores.amount_outs.empty() , error::wallet_internal_error, "No outputs received from light wallet node. Error: " + ores.Error);
|
||
|
||
// Check if we got enough outputs for each amount
|
||
for(auto& out: ores.amount_outs) {
|
||
const uint64_t out_amount = boost::lexical_cast<uint64_t>(out.amount);
|
||
THROW_WALLET_EXCEPTION_IF(out.outputs.size() < light_wallet_requested_outputs_count , error::wallet_internal_error, "Not enough outputs for amount: " + boost::lexical_cast<std::string>(out.amount));
|
||
MDEBUG(out.outputs.size() << " outputs for amount "+ boost::lexical_cast<std::string>(out.amount) + " received from light wallet node");
|
||
}
|
||
|
||
MDEBUG("selected transfers size: " << selected_transfers.size());
|
||
|
||
for(size_t idx: selected_transfers)
|
||
{
|
||
// Create new index
|
||
outs.push_back(std::vector<get_outs_entry>());
|
||
outs.back().reserve(fake_outputs_count + 1);
|
||
|
||
// add real output first
|
||
const transfer_details &td = m_transfers[idx];
|
||
const uint64_t amount = td.is_rct() ? 0 : td.amount();
|
||
outs.back().push_back(std::make_tuple(td.m_global_output_index, td.get_public_key(), rct::commit(td.amount(), td.m_mask)));
|
||
MDEBUG("added real output " << string_tools::pod_to_hex(td.get_public_key()));
|
||
|
||
// Even if the lightwallet server returns random outputs, we pick them randomly.
|
||
std::vector<size_t> order;
|
||
order.resize(light_wallet_requested_outputs_count);
|
||
for (size_t n = 0; n < order.size(); ++n)
|
||
order[n] = n;
|
||
std::shuffle(order.begin(), order.end(), std::default_random_engine(crypto::rand<unsigned>()));
|
||
|
||
|
||
LOG_PRINT_L2("Looking for " << (fake_outputs_count+1) << " outputs with amounts " << print_money(td.is_rct() ? 0 : td.amount()));
|
||
MDEBUG("OUTS SIZE: " << outs.back().size());
|
||
for (size_t o = 0; o < light_wallet_requested_outputs_count && outs.back().size() < fake_outputs_count + 1; ++o)
|
||
{
|
||
// Random pick
|
||
size_t i = order[o];
|
||
|
||
// Find which random output key to use
|
||
bool found_amount = false;
|
||
size_t amount_key;
|
||
for(amount_key = 0; amount_key < ores.amount_outs.size(); ++amount_key)
|
||
{
|
||
if(boost::lexical_cast<uint64_t>(ores.amount_outs[amount_key].amount) == amount) {
|
||
found_amount = true;
|
||
break;
|
||
}
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!found_amount , error::wallet_internal_error, "Outputs for amount " + boost::lexical_cast<std::string>(ores.amount_outs[amount_key].amount) + " not found" );
|
||
|
||
LOG_PRINT_L2("Index " << i << "/" << light_wallet_requested_outputs_count << ": idx " << ores.amount_outs[amount_key].outputs[i].global_index << " (real " << td.m_global_output_index << "), unlocked " << "(always in light)" << ", key " << ores.amount_outs[0].outputs[i].public_key);
|
||
|
||
// Convert light wallet string data to proper data structures
|
||
crypto::public_key tx_public_key;
|
||
rct::key mask = AUTO_VAL_INIT(mask); // decrypted mask - not used here
|
||
rct::key rct_commit = AUTO_VAL_INIT(rct_commit);
|
||
THROW_WALLET_EXCEPTION_IF(string_tools::validate_hex(64, ores.amount_outs[amount_key].outputs[i].public_key), error::wallet_internal_error, "Invalid public_key");
|
||
string_tools::hex_to_pod(ores.amount_outs[amount_key].outputs[i].public_key, tx_public_key);
|
||
const uint64_t global_index = ores.amount_outs[amount_key].outputs[i].global_index;
|
||
if(!light_wallet_parse_rct_str(ores.amount_outs[amount_key].outputs[i].rct, tx_public_key, 0, mask, rct_commit, false))
|
||
rct_commit = rct::zeroCommit(td.amount());
|
||
|
||
if (tx_add_fake_output(outs, global_index, tx_public_key, rct_commit, td.m_global_output_index, true)) {
|
||
MDEBUG("added fake output " << ores.amount_outs[amount_key].outputs[i].public_key);
|
||
MDEBUG("index " << global_index);
|
||
}
|
||
}
|
||
|
||
THROW_WALLET_EXCEPTION_IF(outs.back().size() < fake_outputs_count + 1 , error::wallet_internal_error, "Not enough fake outputs found" );
|
||
|
||
// Real output is the first. Shuffle outputs
|
||
MTRACE(outs.back().size() << " outputs added. Sorting outputs by index:");
|
||
std::sort(outs.back().begin(), outs.back().end(), [](const get_outs_entry &a, const get_outs_entry &b) { return std::get<0>(a) < std::get<0>(b); });
|
||
|
||
// Print output order
|
||
for(auto added_out: outs.back())
|
||
MTRACE(std::get<0>(added_out));
|
||
|
||
}
|
||
}
|
||
|
||
void wallet2::get_outs(std::vector<std::vector<tools::wallet2::get_outs_entry>> &outs, const std::vector<size_t> &selected_transfers, size_t fake_outputs_count)
|
||
{
|
||
LOG_PRINT_L2("fake_outputs_count: " << fake_outputs_count);
|
||
outs.clear();
|
||
|
||
if(m_light_wallet && fake_outputs_count > 0) {
|
||
light_wallet_get_outs(outs, selected_transfers, fake_outputs_count);
|
||
return;
|
||
}
|
||
|
||
if (fake_outputs_count > 0)
|
||
{
|
||
uint64_t segregation_fork_height = get_segregation_fork_height();
|
||
// check whether we're shortly after the fork
|
||
uint64_t height;
|
||
boost::optional<std::string> result = m_node_rpc_proxy.get_height(height);
|
||
throw_on_rpc_response_error(result, "get_info");
|
||
bool is_shortly_after_segregation_fork = height >= segregation_fork_height && height < segregation_fork_height + SEGREGATION_FORK_VICINITY;
|
||
bool is_after_segregation_fork = height >= segregation_fork_height;
|
||
|
||
// get histogram for the amounts we need
|
||
cryptonote::COMMAND_RPC_GET_OUTPUT_HISTOGRAM::request req_t = AUTO_VAL_INIT(req_t);
|
||
cryptonote::COMMAND_RPC_GET_OUTPUT_HISTOGRAM::response resp_t = AUTO_VAL_INIT(resp_t);
|
||
m_daemon_rpc_mutex.lock();
|
||
for(size_t idx: selected_transfers)
|
||
req_t.amounts.push_back(m_transfers[idx].is_rct() ? 0 : m_transfers[idx].amount());
|
||
std::sort(req_t.amounts.begin(), req_t.amounts.end());
|
||
auto end = std::unique(req_t.amounts.begin(), req_t.amounts.end());
|
||
req_t.amounts.resize(std::distance(req_t.amounts.begin(), end));
|
||
req_t.unlocked = true;
|
||
req_t.recent_cutoff = time(NULL) - RECENT_OUTPUT_ZONE;
|
||
bool r = net_utils::invoke_http_json_rpc("/json_rpc", "get_output_histogram", req_t, resp_t, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "transfer_selected");
|
||
THROW_WALLET_EXCEPTION_IF(resp_t.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_output_histogram");
|
||
THROW_WALLET_EXCEPTION_IF(resp_t.status != CORE_RPC_STATUS_OK, error::get_histogram_error, resp_t.status);
|
||
|
||
// if we want to segregate fake outs pre or post fork, get distribution
|
||
std::unordered_map<uint64_t, std::pair<uint64_t, uint64_t>> segregation_limit;
|
||
if (is_after_segregation_fork && (m_segregate_pre_fork_outputs || m_key_reuse_mitigation2))
|
||
{
|
||
cryptonote::COMMAND_RPC_GET_OUTPUT_DISTRIBUTION::request req_t = AUTO_VAL_INIT(req_t);
|
||
cryptonote::COMMAND_RPC_GET_OUTPUT_DISTRIBUTION::response resp_t = AUTO_VAL_INIT(resp_t);
|
||
for(size_t idx: selected_transfers)
|
||
req_t.amounts.push_back(m_transfers[idx].is_rct() ? 0 : m_transfers[idx].amount());
|
||
std::sort(req_t.amounts.begin(), req_t.amounts.end());
|
||
auto end = std::unique(req_t.amounts.begin(), req_t.amounts.end());
|
||
req_t.amounts.resize(std::distance(req_t.amounts.begin(), end));
|
||
req_t.from_height = std::max<uint64_t>(segregation_fork_height, RECENT_OUTPUT_BLOCKS) - RECENT_OUTPUT_BLOCKS;
|
||
req_t.to_height = segregation_fork_height + 1;
|
||
req_t.cumulative = true;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = net_utils::invoke_http_json_rpc("/json_rpc", "get_output_distribution", req_t, resp_t, m_http_client, rpc_timeout * 1000);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "transfer_selected");
|
||
THROW_WALLET_EXCEPTION_IF(resp_t.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_output_distribution");
|
||
THROW_WALLET_EXCEPTION_IF(resp_t.status != CORE_RPC_STATUS_OK, error::get_output_distribution, resp_t.status);
|
||
|
||
// check we got all data
|
||
for(size_t idx: selected_transfers)
|
||
{
|
||
const uint64_t amount = m_transfers[idx].is_rct() ? 0 : m_transfers[idx].amount();
|
||
bool found = false;
|
||
for (const auto &d: resp_t.distributions)
|
||
{
|
||
if (d.amount == amount)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(d.start_height > segregation_fork_height, error::get_output_distribution, "Distribution start_height too high");
|
||
THROW_WALLET_EXCEPTION_IF(segregation_fork_height - d.start_height >= d.distribution.size(), error::get_output_distribution, "Distribution size too small");
|
||
THROW_WALLET_EXCEPTION_IF(segregation_fork_height - RECENT_OUTPUT_BLOCKS - d.start_height >= d.distribution.size(), error::get_output_distribution, "Distribution size too small");
|
||
THROW_WALLET_EXCEPTION_IF(segregation_fork_height <= RECENT_OUTPUT_BLOCKS, error::wallet_internal_error, "Fork height too low");
|
||
THROW_WALLET_EXCEPTION_IF(segregation_fork_height - RECENT_OUTPUT_BLOCKS < d.start_height, error::get_output_distribution, "Bad start height");
|
||
uint64_t till_fork = d.distribution[segregation_fork_height - d.start_height];
|
||
uint64_t recent = till_fork - d.distribution[segregation_fork_height - RECENT_OUTPUT_BLOCKS - d.start_height];
|
||
segregation_limit[amount] = std::make_pair(till_fork, recent);
|
||
found = true;
|
||
break;
|
||
}
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!found, error::get_output_distribution, "Requested amount not found in response");
|
||
}
|
||
}
|
||
|
||
// we ask for more, to have spares if some outputs are still locked
|
||
size_t base_requested_outputs_count = (size_t)((fake_outputs_count + 1) * 1.5 + 1);
|
||
LOG_PRINT_L2("base_requested_outputs_count: " << base_requested_outputs_count);
|
||
|
||
// generate output indices to request
|
||
COMMAND_RPC_GET_OUTPUTS_BIN::request req = AUTO_VAL_INIT(req);
|
||
COMMAND_RPC_GET_OUTPUTS_BIN::response daemon_resp = AUTO_VAL_INIT(daemon_resp);
|
||
|
||
size_t num_selected_transfers = 0;
|
||
for(size_t idx: selected_transfers)
|
||
{
|
||
++num_selected_transfers;
|
||
const transfer_details &td = m_transfers[idx];
|
||
const uint64_t amount = td.is_rct() ? 0 : td.amount();
|
||
std::unordered_set<uint64_t> seen_indices;
|
||
// request more for rct in base recent (locked) coinbases are picked, since they're locked for longer
|
||
size_t requested_outputs_count = base_requested_outputs_count + (td.is_rct() ? CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW - CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE : 0);
|
||
size_t start = req.outputs.size();
|
||
|
||
const bool output_is_pre_fork = td.m_block_height < segregation_fork_height;
|
||
uint64_t num_outs = 0, num_recent_outs = 0;
|
||
uint64_t num_post_fork_outs = 0;
|
||
float pre_fork_num_out_ratio = 0.0f;
|
||
float post_fork_num_out_ratio = 0.0f;
|
||
|
||
if (is_after_segregation_fork && m_segregate_pre_fork_outputs && output_is_pre_fork)
|
||
{
|
||
num_outs = segregation_limit[amount].first;
|
||
num_recent_outs = segregation_limit[amount].second;
|
||
}
|
||
else
|
||
{
|
||
// if there are just enough outputs to mix with, use all of them.
|
||
// Eventually this should become impossible.
|
||
for (const auto &he: resp_t.histogram)
|
||
{
|
||
if (he.amount == amount)
|
||
{
|
||
LOG_PRINT_L2("Found " << print_money(amount) << ": " << he.total_instances << " total, "
|
||
<< he.unlocked_instances << " unlocked, " << he.recent_instances << " recent");
|
||
num_outs = he.unlocked_instances;
|
||
num_recent_outs = he.recent_instances;
|
||
break;
|
||
}
|
||
}
|
||
if (is_after_segregation_fork && m_key_reuse_mitigation2)
|
||
{
|
||
if (output_is_pre_fork)
|
||
{
|
||
if (is_shortly_after_segregation_fork)
|
||
{
|
||
pre_fork_num_out_ratio = 33.4/100.0f * (1.0f - RECENT_OUTPUT_RATIO);
|
||
}
|
||
else
|
||
{
|
||
pre_fork_num_out_ratio = 33.4/100.0f * (1.0f - RECENT_OUTPUT_RATIO);
|
||
post_fork_num_out_ratio = 33.4/100.0f * (1.0f - RECENT_OUTPUT_RATIO);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
if (is_shortly_after_segregation_fork)
|
||
{
|
||
}
|
||
else
|
||
{
|
||
post_fork_num_out_ratio = 67.8/100.0f * (1.0f - RECENT_OUTPUT_RATIO);
|
||
}
|
||
}
|
||
}
|
||
num_post_fork_outs = num_outs - segregation_limit[amount].first;
|
||
}
|
||
|
||
LOG_PRINT_L1("" << num_outs << " unlocked outputs of size " << print_money(amount));
|
||
THROW_WALLET_EXCEPTION_IF(num_outs == 0, error::wallet_internal_error,
|
||
"histogram reports no unlocked outputs for " + boost::lexical_cast<std::string>(amount) + ", not even ours");
|
||
THROW_WALLET_EXCEPTION_IF(num_recent_outs > num_outs, error::wallet_internal_error,
|
||
"histogram reports more recent outs than outs for " + boost::lexical_cast<std::string>(amount));
|
||
|
||
// how many fake outs to draw on a pre-fork triangular distribution
|
||
size_t pre_fork_outputs_count = requested_outputs_count * pre_fork_num_out_ratio;
|
||
size_t post_fork_outputs_count = requested_outputs_count * post_fork_num_out_ratio;
|
||
// how many fake outs to draw otherwise
|
||
size_t normal_output_count = requested_outputs_count - pre_fork_outputs_count - post_fork_outputs_count;
|
||
|
||
// X% of those outs are to be taken from recent outputs
|
||
size_t recent_outputs_count = normal_output_count * RECENT_OUTPUT_RATIO;
|
||
if (recent_outputs_count == 0)
|
||
recent_outputs_count = 1; // ensure we have at least one, if possible
|
||
if (recent_outputs_count > num_recent_outs)
|
||
recent_outputs_count = num_recent_outs;
|
||
if (td.m_global_output_index >= num_outs - num_recent_outs && recent_outputs_count > 0)
|
||
--recent_outputs_count; // if the real out is recent, pick one less recent fake out
|
||
LOG_PRINT_L1("Fake output makeup: " << requested_outputs_count << " requested: " << recent_outputs_count << " recent, " <<
|
||
pre_fork_outputs_count << " pre-fork, " << post_fork_outputs_count << " post-fork, " <<
|
||
(requested_outputs_count - recent_outputs_count - pre_fork_outputs_count - post_fork_outputs_count) << " full-chain");
|
||
|
||
uint64_t num_found = 0;
|
||
|
||
// if we have a known ring, use it
|
||
bool existing_ring_found = false;
|
||
if (td.m_key_image_known && !td.m_key_image_partial)
|
||
{
|
||
std::vector<uint64_t> ring;
|
||
if (get_ring(get_ringdb_key(), td.m_key_image, ring))
|
||
{
|
||
MINFO("This output has a known ring, reusing (size " << ring.size() << ")");
|
||
THROW_WALLET_EXCEPTION_IF(ring.size() > fake_outputs_count + 1, error::wallet_internal_error,
|
||
"An output in this transaction was previously spent on another chain with ring size " +
|
||
std::to_string(ring.size()) + ", it cannot be spent now with ring size " +
|
||
std::to_string(fake_outputs_count + 1) + " as it is smaller: use a higher ring size");
|
||
bool own_found = false;
|
||
existing_ring_found = true;
|
||
for (const auto &out: ring)
|
||
{
|
||
MINFO("Ring has output " << out);
|
||
if (out < num_outs)
|
||
{
|
||
MINFO("Using it");
|
||
req.outputs.push_back({amount, out});
|
||
++num_found;
|
||
seen_indices.emplace(out);
|
||
if (out == td.m_global_output_index)
|
||
{
|
||
MINFO("This is the real output");
|
||
own_found = true;
|
||
}
|
||
}
|
||
else
|
||
{
|
||
MINFO("Ignoring output " << out << ", too recent");
|
||
}
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!own_found, error::wallet_internal_error,
|
||
"Known ring does not include the spent output: " + std::to_string(td.m_global_output_index));
|
||
}
|
||
}
|
||
|
||
if (num_outs <= requested_outputs_count && !existing_ring_found)
|
||
{
|
||
for (uint64_t i = 0; i < num_outs; i++)
|
||
req.outputs.push_back({amount, i});
|
||
// duplicate to make up shortfall: this will be caught after the RPC call,
|
||
// so we can also output the amounts for which we can't reach the required
|
||
// mixin after checking the actual unlockedness
|
||
for (uint64_t i = num_outs; i < requested_outputs_count; ++i)
|
||
req.outputs.push_back({amount, num_outs - 1});
|
||
}
|
||
else
|
||
{
|
||
// start with real one
|
||
if (num_found == 0)
|
||
{
|
||
num_found = 1;
|
||
seen_indices.emplace(td.m_global_output_index);
|
||
req.outputs.push_back({amount, td.m_global_output_index});
|
||
LOG_PRINT_L1("Selecting real output: " << td.m_global_output_index << " for " << print_money(amount));
|
||
}
|
||
|
||
// while we still need more mixins
|
||
while (num_found < requested_outputs_count)
|
||
{
|
||
// if we've gone through every possible output, we've gotten all we can
|
||
if (seen_indices.size() == num_outs)
|
||
break;
|
||
|
||
// get a random output index from the DB. If we've already seen it,
|
||
// return to the top of the loop and try again, otherwise add it to the
|
||
// list of output indices we've seen.
|
||
|
||
uint64_t i;
|
||
const char *type = "";
|
||
if (num_found - 1 < recent_outputs_count) // -1 to account for the real one we seeded with
|
||
{
|
||
// triangular distribution over [a,b) with a=0, mode c=b=up_index_limit
|
||
uint64_t r = crypto::rand<uint64_t>() % ((uint64_t)1 << 53);
|
||
double frac = std::sqrt((double)r / ((uint64_t)1 << 53));
|
||
i = (uint64_t)(frac*num_recent_outs) + num_outs - num_recent_outs;
|
||
// just in case rounding up to 1 occurs after calc
|
||
if (i == num_outs)
|
||
--i;
|
||
type = "recent";
|
||
}
|
||
else if (num_found -1 < recent_outputs_count + pre_fork_outputs_count)
|
||
{
|
||
// triangular distribution over [a,b) with a=0, mode c=b=up_index_limit
|
||
uint64_t r = crypto::rand<uint64_t>() % ((uint64_t)1 << 53);
|
||
double frac = std::sqrt((double)r / ((uint64_t)1 << 53));
|
||
i = (uint64_t)(frac*segregation_limit[amount].first);
|
||
// just in case rounding up to 1 occurs after calc
|
||
if (i == num_outs)
|
||
--i;
|
||
type = " pre-fork";
|
||
}
|
||
else if (num_found -1 < recent_outputs_count + pre_fork_outputs_count + post_fork_outputs_count)
|
||
{
|
||
// triangular distribution over [a,b) with a=0, mode c=b=up_index_limit
|
||
uint64_t r = crypto::rand<uint64_t>() % ((uint64_t)1 << 53);
|
||
double frac = std::sqrt((double)r / ((uint64_t)1 << 53));
|
||
i = (uint64_t)(frac*num_post_fork_outs) + segregation_limit[amount].first;
|
||
// just in case rounding up to 1 occurs after calc
|
||
if (i == num_post_fork_outs+segregation_limit[amount].first)
|
||
--i;
|
||
type = "post-fork";
|
||
}
|
||
else
|
||
{
|
||
// triangular distribution over [a,b) with a=0, mode c=b=up_index_limit
|
||
uint64_t r = crypto::rand<uint64_t>() % ((uint64_t)1 << 53);
|
||
double frac = std::sqrt((double)r / ((uint64_t)1 << 53));
|
||
i = (uint64_t)(frac*num_outs);
|
||
// just in case rounding up to 1 occurs after calc
|
||
if (i == num_outs)
|
||
--i;
|
||
type = "triangular";
|
||
}
|
||
|
||
if (seen_indices.count(i))
|
||
continue;
|
||
seen_indices.emplace(i);
|
||
|
||
LOG_PRINT_L2("picking " << i << " as " << type);
|
||
req.outputs.push_back({amount, i});
|
||
++num_found;
|
||
}
|
||
}
|
||
|
||
// sort the subsection, to ensure the daemon doesn't know which output is ours
|
||
std::sort(req.outputs.begin() + start, req.outputs.end(),
|
||
[](const get_outputs_out &a, const get_outputs_out &b) { return a.index < b.index; });
|
||
}
|
||
|
||
for (auto i: req.outputs)
|
||
LOG_PRINT_L1("asking for output " << i.index << " for " << print_money(i.amount));
|
||
|
||
// get the keys for those
|
||
m_daemon_rpc_mutex.lock();
|
||
r = epee::net_utils::invoke_http_bin("/get_outs.bin", req, daemon_resp, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_outs.bin");
|
||
THROW_WALLET_EXCEPTION_IF(daemon_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_outs.bin");
|
||
THROW_WALLET_EXCEPTION_IF(daemon_resp.status != CORE_RPC_STATUS_OK, error::get_random_outs_error, daemon_resp.status);
|
||
THROW_WALLET_EXCEPTION_IF(daemon_resp.outs.size() != req.outputs.size(), error::wallet_internal_error,
|
||
"daemon returned wrong response for get_outs.bin, wrong amounts count = " +
|
||
std::to_string(daemon_resp.outs.size()) + ", expected " + std::to_string(req.outputs.size()));
|
||
|
||
std::unordered_map<uint64_t, uint64_t> scanty_outs;
|
||
size_t base = 0;
|
||
outs.reserve(num_selected_transfers);
|
||
for(size_t idx: selected_transfers)
|
||
{
|
||
const transfer_details &td = m_transfers[idx];
|
||
size_t requested_outputs_count = base_requested_outputs_count + (td.is_rct() ? CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW - CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE : 0);
|
||
outs.push_back(std::vector<get_outs_entry>());
|
||
outs.back().reserve(fake_outputs_count + 1);
|
||
const rct::key mask = td.is_rct() ? rct::commit(td.amount(), td.m_mask) : rct::zeroCommit(td.amount());
|
||
|
||
uint64_t num_outs = 0;
|
||
const uint64_t amount = td.is_rct() ? 0 : td.amount();
|
||
const bool output_is_pre_fork = td.m_block_height < segregation_fork_height;
|
||
if (is_after_segregation_fork && m_segregate_pre_fork_outputs && output_is_pre_fork)
|
||
num_outs = segregation_limit[amount].first;
|
||
else for (const auto &he: resp_t.histogram)
|
||
{
|
||
if (he.amount == amount)
|
||
{
|
||
num_outs = he.unlocked_instances;
|
||
break;
|
||
}
|
||
}
|
||
|
||
// make sure the real outputs we asked for are really included, along
|
||
// with the correct key and mask: this guards against an active attack
|
||
// where the node sends dummy data for all outputs, and we then send
|
||
// the real one, which the node can then tell from the fake outputs,
|
||
// as it has different data than the dummy data it had sent earlier
|
||
bool real_out_found = false;
|
||
for (size_t n = 0; n < requested_outputs_count; ++n)
|
||
{
|
||
size_t i = base + n;
|
||
if (req.outputs[i].index == td.m_global_output_index)
|
||
if (daemon_resp.outs[i].key == boost::get<txout_to_key>(td.m_tx.vout[td.m_internal_output_index].target).key)
|
||
if (daemon_resp.outs[i].mask == mask)
|
||
real_out_found = true;
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!real_out_found, error::wallet_internal_error,
|
||
"Daemon response did not include the requested real output");
|
||
|
||
// pick real out first (it will be sorted when done)
|
||
outs.back().push_back(std::make_tuple(td.m_global_output_index, boost::get<txout_to_key>(td.m_tx.vout[td.m_internal_output_index].target).key, mask));
|
||
|
||
// then pick outs from an existing ring, if any
|
||
bool existing_ring_found = false;
|
||
if (td.m_key_image_known && !td.m_key_image_partial)
|
||
{
|
||
std::vector<uint64_t> ring;
|
||
if (get_ring(get_ringdb_key(), td.m_key_image, ring))
|
||
{
|
||
for (uint64_t out: ring)
|
||
{
|
||
if (out < num_outs)
|
||
{
|
||
if (out != td.m_global_output_index)
|
||
{
|
||
bool found = false;
|
||
for (size_t o = 0; o < requested_outputs_count; ++o)
|
||
{
|
||
size_t i = base + o;
|
||
if (req.outputs[i].index == out)
|
||
{
|
||
LOG_PRINT_L2("Index " << i << "/" << requested_outputs_count << ": idx " << req.outputs[i].index << " (real " << td.m_global_output_index << "), unlocked " << daemon_resp.outs[i].unlocked << ", key " << daemon_resp.outs[i].key << " (from existing ring)");
|
||
tx_add_fake_output(outs, req.outputs[i].index, daemon_resp.outs[i].key, daemon_resp.outs[i].mask, td.m_global_output_index, daemon_resp.outs[i].unlocked);
|
||
found = true;
|
||
break;
|
||
}
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!found, error::wallet_internal_error, "Falied to find existing ring output in daemon out data");
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
// then pick others in random order till we reach the required number
|
||
// since we use an equiprobable pick here, we don't upset the triangular distribution
|
||
std::vector<size_t> order;
|
||
order.resize(requested_outputs_count);
|
||
for (size_t n = 0; n < order.size(); ++n)
|
||
order[n] = n;
|
||
std::shuffle(order.begin(), order.end(), std::default_random_engine(crypto::rand<unsigned>()));
|
||
|
||
LOG_PRINT_L2("Looking for " << (fake_outputs_count+1) << " outputs of size " << print_money(td.is_rct() ? 0 : td.amount()));
|
||
for (size_t o = 0; o < requested_outputs_count && outs.back().size() < fake_outputs_count + 1; ++o)
|
||
{
|
||
size_t i = base + order[o];
|
||
LOG_PRINT_L2("Index " << i << "/" << requested_outputs_count << ": idx " << req.outputs[i].index << " (real " << td.m_global_output_index << "), unlocked " << daemon_resp.outs[i].unlocked << ", key " << daemon_resp.outs[i].key);
|
||
tx_add_fake_output(outs, req.outputs[i].index, daemon_resp.outs[i].key, daemon_resp.outs[i].mask, td.m_global_output_index, daemon_resp.outs[i].unlocked);
|
||
}
|
||
if (outs.back().size() < fake_outputs_count + 1)
|
||
{
|
||
scanty_outs[td.is_rct() ? 0 : td.amount()] = outs.back().size();
|
||
}
|
||
else
|
||
{
|
||
// sort the subsection, so any spares are reset in order
|
||
std::sort(outs.back().begin(), outs.back().end(), [](const get_outs_entry &a, const get_outs_entry &b) { return std::get<0>(a) < std::get<0>(b); });
|
||
}
|
||
base += requested_outputs_count;
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!scanty_outs.empty(), error::not_enough_outs_to_mix, scanty_outs, fake_outputs_count);
|
||
}
|
||
else
|
||
{
|
||
for (size_t idx: selected_transfers)
|
||
{
|
||
const transfer_details &td = m_transfers[idx];
|
||
std::vector<get_outs_entry> v;
|
||
const rct::key mask = td.is_rct() ? rct::commit(td.amount(), td.m_mask) : rct::zeroCommit(td.amount());
|
||
v.push_back(std::make_tuple(td.m_global_output_index, td.get_public_key(), mask));
|
||
outs.push_back(v);
|
||
}
|
||
}
|
||
}
|
||
|
||
template<typename T>
|
||
void wallet2::transfer_selected(const std::vector<cryptonote::tx_destination_entry>& dsts, const std::vector<size_t>& selected_transfers, size_t fake_outputs_count,
|
||
std::vector<std::vector<tools::wallet2::get_outs_entry>> &outs,
|
||
uint64_t unlock_time, uint64_t fee, const std::vector<uint8_t>& extra, T destination_split_strategy, const tx_dust_policy& dust_policy, cryptonote::transaction& tx, pending_tx &ptx)
|
||
{
|
||
using namespace cryptonote;
|
||
// throw if attempting a transaction with no destinations
|
||
THROW_WALLET_EXCEPTION_IF(dsts.empty(), error::zero_destination);
|
||
|
||
THROW_WALLET_EXCEPTION_IF(m_multisig, error::wallet_internal_error, "Multisig wallets cannot spend non rct outputs");
|
||
|
||
uint64_t upper_transaction_size_limit = get_upper_transaction_size_limit();
|
||
uint64_t needed_money = fee;
|
||
LOG_PRINT_L2("transfer: starting with fee " << print_money (needed_money));
|
||
|
||
// calculate total amount being sent to all destinations
|
||
// throw if total amount overflows uint64_t
|
||
for(auto& dt: dsts)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(0 == dt.amount, error::zero_destination);
|
||
needed_money += dt.amount;
|
||
LOG_PRINT_L2("transfer: adding " << print_money(dt.amount) << ", for a total of " << print_money (needed_money));
|
||
THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, fee, m_nettype);
|
||
}
|
||
|
||
uint64_t found_money = 0;
|
||
for(size_t idx: selected_transfers)
|
||
{
|
||
found_money += m_transfers[idx].amount();
|
||
}
|
||
|
||
LOG_PRINT_L2("wanted " << print_money(needed_money) << ", found " << print_money(found_money) << ", fee " << print_money(fee));
|
||
THROW_WALLET_EXCEPTION_IF(found_money < needed_money, error::not_enough_unlocked_money, found_money, needed_money - fee, fee);
|
||
|
||
uint32_t subaddr_account = m_transfers[*selected_transfers.begin()].m_subaddr_index.major;
|
||
for (auto i = ++selected_transfers.begin(); i != selected_transfers.end(); ++i)
|
||
THROW_WALLET_EXCEPTION_IF(subaddr_account != m_transfers[*i].m_subaddr_index.major, error::wallet_internal_error, "the tx uses funds from multiple accounts");
|
||
|
||
if (outs.empty())
|
||
get_outs(outs, selected_transfers, fake_outputs_count); // may throw
|
||
|
||
//prepare inputs
|
||
LOG_PRINT_L2("preparing outputs");
|
||
typedef cryptonote::tx_source_entry::output_entry tx_output_entry;
|
||
size_t i = 0, out_index = 0;
|
||
std::vector<cryptonote::tx_source_entry> sources;
|
||
for(size_t idx: selected_transfers)
|
||
{
|
||
sources.resize(sources.size()+1);
|
||
cryptonote::tx_source_entry& src = sources.back();
|
||
const transfer_details& td = m_transfers[idx];
|
||
src.amount = td.amount();
|
||
src.rct = td.is_rct();
|
||
//paste keys (fake and real)
|
||
|
||
for (size_t n = 0; n < fake_outputs_count + 1; ++n)
|
||
{
|
||
tx_output_entry oe;
|
||
oe.first = std::get<0>(outs[out_index][n]);
|
||
oe.second.dest = rct::pk2rct(std::get<1>(outs[out_index][n]));
|
||
oe.second.mask = std::get<2>(outs[out_index][n]);
|
||
|
||
src.outputs.push_back(oe);
|
||
++i;
|
||
}
|
||
|
||
//paste real transaction to the random index
|
||
auto it_to_replace = std::find_if(src.outputs.begin(), src.outputs.end(), [&](const tx_output_entry& a)
|
||
{
|
||
return a.first == td.m_global_output_index;
|
||
});
|
||
THROW_WALLET_EXCEPTION_IF(it_to_replace == src.outputs.end(), error::wallet_internal_error,
|
||
"real output not found");
|
||
|
||
tx_output_entry real_oe;
|
||
real_oe.first = td.m_global_output_index;
|
||
real_oe.second.dest = rct::pk2rct(boost::get<txout_to_key>(td.m_tx.vout[td.m_internal_output_index].target).key);
|
||
real_oe.second.mask = rct::commit(td.amount(), td.m_mask);
|
||
*it_to_replace = real_oe;
|
||
src.real_out_tx_key = get_tx_pub_key_from_extra(td.m_tx, td.m_pk_index);
|
||
src.real_out_additional_tx_keys = get_additional_tx_pub_keys_from_extra(td.m_tx);
|
||
src.real_output = it_to_replace - src.outputs.begin();
|
||
src.real_output_in_tx_index = td.m_internal_output_index;
|
||
src.multisig_kLRki = rct::multisig_kLRki({rct::zero(), rct::zero(), rct::zero(), rct::zero()});
|
||
detail::print_source_entry(src);
|
||
++out_index;
|
||
}
|
||
LOG_PRINT_L2("outputs prepared");
|
||
|
||
cryptonote::tx_destination_entry change_dts = AUTO_VAL_INIT(change_dts);
|
||
if (needed_money < found_money)
|
||
{
|
||
change_dts.addr = get_subaddress({subaddr_account, 0});
|
||
change_dts.amount = found_money - needed_money;
|
||
}
|
||
|
||
std::vector<cryptonote::tx_destination_entry> splitted_dsts, dust_dsts;
|
||
uint64_t dust = 0;
|
||
destination_split_strategy(dsts, change_dts, dust_policy.dust_threshold, splitted_dsts, dust_dsts);
|
||
for(auto& d: dust_dsts) {
|
||
THROW_WALLET_EXCEPTION_IF(dust_policy.dust_threshold < d.amount, error::wallet_internal_error, "invalid dust value: dust = " +
|
||
std::to_string(d.amount) + ", dust_threshold = " + std::to_string(dust_policy.dust_threshold));
|
||
}
|
||
for(auto& d: dust_dsts) {
|
||
if (!dust_policy.add_to_fee)
|
||
splitted_dsts.push_back(cryptonote::tx_destination_entry(d.amount, dust_policy.addr_for_dust, d.is_subaddress));
|
||
dust += d.amount;
|
||
}
|
||
|
||
crypto::secret_key tx_key;
|
||
std::vector<crypto::secret_key> additional_tx_keys;
|
||
rct::multisig_out msout;
|
||
LOG_PRINT_L2("constructing tx");
|
||
bool r = cryptonote::construct_tx_and_get_tx_key(m_account.get_keys(), m_subaddresses, sources, splitted_dsts, change_dts.addr, extra, tx, unlock_time, tx_key, additional_tx_keys, false, false, m_multisig ? &msout : NULL);
|
||
LOG_PRINT_L2("constructed tx, r="<<r);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, splitted_dsts, unlock_time, m_nettype);
|
||
THROW_WALLET_EXCEPTION_IF(upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, upper_transaction_size_limit);
|
||
|
||
std::string key_images;
|
||
bool all_are_txin_to_key = std::all_of(tx.vin.begin(), tx.vin.end(), [&](const txin_v& s_e) -> bool
|
||
{
|
||
CHECKED_GET_SPECIFIC_VARIANT(s_e, const txin_to_key, in, false);
|
||
key_images += boost::to_string(in.k_image) + " ";
|
||
return true;
|
||
});
|
||
THROW_WALLET_EXCEPTION_IF(!all_are_txin_to_key, error::unexpected_txin_type, tx);
|
||
|
||
|
||
bool dust_sent_elsewhere = (dust_policy.addr_for_dust.m_view_public_key != change_dts.addr.m_view_public_key
|
||
|| dust_policy.addr_for_dust.m_spend_public_key != change_dts.addr.m_spend_public_key);
|
||
|
||
if (dust_policy.add_to_fee || dust_sent_elsewhere) change_dts.amount -= dust;
|
||
|
||
ptx.key_images = key_images;
|
||
ptx.fee = (dust_policy.add_to_fee ? fee+dust : fee);
|
||
ptx.dust = ((dust_policy.add_to_fee || dust_sent_elsewhere) ? dust : 0);
|
||
ptx.dust_added_to_fee = dust_policy.add_to_fee;
|
||
ptx.tx = tx;
|
||
ptx.change_dts = change_dts;
|
||
ptx.selected_transfers = selected_transfers;
|
||
ptx.tx_key = tx_key;
|
||
ptx.additional_tx_keys = additional_tx_keys;
|
||
ptx.dests = dsts;
|
||
ptx.construction_data.sources = sources;
|
||
ptx.construction_data.change_dts = change_dts;
|
||
ptx.construction_data.splitted_dsts = splitted_dsts;
|
||
ptx.construction_data.selected_transfers = selected_transfers;
|
||
ptx.construction_data.extra = tx.extra;
|
||
ptx.construction_data.unlock_time = unlock_time;
|
||
ptx.construction_data.use_rct = false;
|
||
ptx.construction_data.use_bulletproofs = false;
|
||
ptx.construction_data.dests = dsts;
|
||
// record which subaddress indices are being used as inputs
|
||
ptx.construction_data.subaddr_account = subaddr_account;
|
||
ptx.construction_data.subaddr_indices.clear();
|
||
for (size_t idx: selected_transfers)
|
||
ptx.construction_data.subaddr_indices.insert(m_transfers[idx].m_subaddr_index.minor);
|
||
LOG_PRINT_L2("transfer_selected done");
|
||
}
|
||
|
||
void wallet2::transfer_selected_rct(std::vector<cryptonote::tx_destination_entry> dsts, const std::vector<size_t>& selected_transfers, size_t fake_outputs_count,
|
||
std::vector<std::vector<tools::wallet2::get_outs_entry>> &outs,
|
||
uint64_t unlock_time, uint64_t fee, const std::vector<uint8_t>& extra, cryptonote::transaction& tx, pending_tx &ptx, bool bulletproof)
|
||
{
|
||
using namespace cryptonote;
|
||
// throw if attempting a transaction with no destinations
|
||
THROW_WALLET_EXCEPTION_IF(dsts.empty(), error::zero_destination);
|
||
|
||
uint64_t upper_transaction_size_limit = get_upper_transaction_size_limit();
|
||
uint64_t needed_money = fee;
|
||
LOG_PRINT_L2("transfer_selected_rct: starting with fee " << print_money (needed_money));
|
||
LOG_PRINT_L2("selected transfers: " << strjoin(selected_transfers, " "));
|
||
|
||
// calculate total amount being sent to all destinations
|
||
// throw if total amount overflows uint64_t
|
||
for(auto& dt: dsts)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(0 == dt.amount, error::zero_destination);
|
||
needed_money += dt.amount;
|
||
LOG_PRINT_L2("transfer: adding " << print_money(dt.amount) << ", for a total of " << print_money (needed_money));
|
||
THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, fee, m_nettype);
|
||
}
|
||
|
||
// if this is a multisig wallet, create a list of multisig signers we can use
|
||
std::deque<crypto::public_key> multisig_signers;
|
||
size_t n_multisig_txes = 0;
|
||
if (m_multisig && !m_transfers.empty())
|
||
{
|
||
const crypto::public_key local_signer = get_multisig_signer_public_key();
|
||
size_t n_available_signers = 1;
|
||
for (const crypto::public_key &signer: m_multisig_signers)
|
||
{
|
||
if (signer == local_signer)
|
||
continue;
|
||
multisig_signers.push_front(signer);
|
||
for (const auto &i: m_transfers[0].m_multisig_info)
|
||
{
|
||
if (i.m_signer == signer)
|
||
{
|
||
multisig_signers.pop_front();
|
||
multisig_signers.push_back(signer);
|
||
++n_available_signers;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
multisig_signers.push_back(local_signer);
|
||
MDEBUG("We can use " << n_available_signers << "/" << m_multisig_signers.size() << " other signers");
|
||
THROW_WALLET_EXCEPTION_IF(n_available_signers+1 < m_multisig_threshold, error::multisig_import_needed);
|
||
n_multisig_txes = n_available_signers == m_multisig_signers.size() ? m_multisig_threshold : 1;
|
||
MDEBUG("We will create " << n_multisig_txes << " txes");
|
||
}
|
||
|
||
uint64_t found_money = 0;
|
||
for(size_t idx: selected_transfers)
|
||
{
|
||
found_money += m_transfers[idx].amount();
|
||
}
|
||
|
||
LOG_PRINT_L2("wanted " << print_money(needed_money) << ", found " << print_money(found_money) << ", fee " << print_money(fee));
|
||
THROW_WALLET_EXCEPTION_IF(found_money < needed_money, error::not_enough_unlocked_money, found_money, needed_money - fee, fee);
|
||
|
||
uint32_t subaddr_account = m_transfers[*selected_transfers.begin()].m_subaddr_index.major;
|
||
for (auto i = ++selected_transfers.begin(); i != selected_transfers.end(); ++i)
|
||
THROW_WALLET_EXCEPTION_IF(subaddr_account != m_transfers[*i].m_subaddr_index.major, error::wallet_internal_error, "the tx uses funds from multiple accounts");
|
||
|
||
if (outs.empty())
|
||
get_outs(outs, selected_transfers, fake_outputs_count); // may throw
|
||
|
||
//prepare inputs
|
||
LOG_PRINT_L2("preparing outputs");
|
||
size_t i = 0, out_index = 0;
|
||
std::vector<cryptonote::tx_source_entry> sources;
|
||
std::unordered_set<rct::key> used_L;
|
||
for(size_t idx: selected_transfers)
|
||
{
|
||
sources.resize(sources.size()+1);
|
||
cryptonote::tx_source_entry& src = sources.back();
|
||
const transfer_details& td = m_transfers[idx];
|
||
src.amount = td.amount();
|
||
src.rct = td.is_rct();
|
||
//paste mixin transaction
|
||
|
||
THROW_WALLET_EXCEPTION_IF(outs.size() < out_index + 1 , error::wallet_internal_error, "outs.size() < out_index + 1");
|
||
THROW_WALLET_EXCEPTION_IF(outs[out_index].size() < fake_outputs_count , error::wallet_internal_error, "fake_outputs_count > random outputs found");
|
||
|
||
typedef cryptonote::tx_source_entry::output_entry tx_output_entry;
|
||
for (size_t n = 0; n < fake_outputs_count + 1; ++n)
|
||
{
|
||
tx_output_entry oe;
|
||
oe.first = std::get<0>(outs[out_index][n]);
|
||
oe.second.dest = rct::pk2rct(std::get<1>(outs[out_index][n]));
|
||
oe.second.mask = std::get<2>(outs[out_index][n]);
|
||
src.outputs.push_back(oe);
|
||
}
|
||
++i;
|
||
|
||
//paste real transaction to the random index
|
||
auto it_to_replace = std::find_if(src.outputs.begin(), src.outputs.end(), [&](const tx_output_entry& a)
|
||
{
|
||
return a.first == td.m_global_output_index;
|
||
});
|
||
THROW_WALLET_EXCEPTION_IF(it_to_replace == src.outputs.end(), error::wallet_internal_error,
|
||
"real output not found");
|
||
|
||
tx_output_entry real_oe;
|
||
real_oe.first = td.m_global_output_index;
|
||
real_oe.second.dest = rct::pk2rct(td.get_public_key());
|
||
real_oe.second.mask = rct::commit(td.amount(), td.m_mask);
|
||
*it_to_replace = real_oe;
|
||
src.real_out_tx_key = get_tx_pub_key_from_extra(td.m_tx, td.m_pk_index);
|
||
src.real_out_additional_tx_keys = get_additional_tx_pub_keys_from_extra(td.m_tx);
|
||
src.real_output = it_to_replace - src.outputs.begin();
|
||
src.real_output_in_tx_index = td.m_internal_output_index;
|
||
src.mask = td.m_mask;
|
||
if (m_multisig)
|
||
{
|
||
crypto::public_key ignore = m_multisig_threshold == m_multisig_signers.size() ? crypto::null_pkey : multisig_signers.front();
|
||
src.multisig_kLRki = get_multisig_composite_kLRki(idx, ignore, used_L, used_L);
|
||
}
|
||
else
|
||
src.multisig_kLRki = rct::multisig_kLRki({rct::zero(), rct::zero(), rct::zero(), rct::zero()});
|
||
detail::print_source_entry(src);
|
||
++out_index;
|
||
}
|
||
LOG_PRINT_L2("outputs prepared");
|
||
|
||
// we still keep a copy, since we want to keep dsts free of change for user feedback purposes
|
||
std::vector<cryptonote::tx_destination_entry> splitted_dsts = dsts;
|
||
cryptonote::tx_destination_entry change_dts = AUTO_VAL_INIT(change_dts);
|
||
change_dts.amount = found_money - needed_money;
|
||
if (change_dts.amount == 0)
|
||
{
|
||
if (splitted_dsts.size() == 1)
|
||
{
|
||
// If the change is 0, send it to a random address, to avoid confusing
|
||
// the sender with a 0 amount output. We send a 0 amount in order to avoid
|
||
// letting the destination be able to work out which of the inputs is the
|
||
// real one in our rings
|
||
LOG_PRINT_L2("generating dummy address for 0 change");
|
||
cryptonote::account_base dummy;
|
||
dummy.generate();
|
||
change_dts.addr = dummy.get_keys().m_account_address;
|
||
LOG_PRINT_L2("generated dummy address for 0 change");
|
||
splitted_dsts.push_back(change_dts);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
change_dts.addr = get_subaddress({subaddr_account, 0});
|
||
splitted_dsts.push_back(change_dts);
|
||
}
|
||
|
||
crypto::secret_key tx_key;
|
||
std::vector<crypto::secret_key> additional_tx_keys;
|
||
rct::multisig_out msout;
|
||
LOG_PRINT_L2("constructing tx");
|
||
auto sources_copy = sources;
|
||
bool r = cryptonote::construct_tx_and_get_tx_key(m_account.get_keys(), m_subaddresses, sources, splitted_dsts, change_dts.addr, extra, tx, unlock_time, tx_key, additional_tx_keys, true, bulletproof, m_multisig ? &msout : NULL);
|
||
LOG_PRINT_L2("constructed tx, r="<<r);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, dsts, unlock_time, m_nettype);
|
||
THROW_WALLET_EXCEPTION_IF(upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, upper_transaction_size_limit);
|
||
|
||
// work out the permutation done on sources
|
||
std::vector<size_t> ins_order;
|
||
for (size_t n = 0; n < sources.size(); ++n)
|
||
{
|
||
for (size_t idx = 0; idx < sources_copy.size(); ++idx)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF((size_t)sources_copy[idx].real_output >= sources_copy[idx].outputs.size(),
|
||
error::wallet_internal_error, "Invalid real_output");
|
||
if (sources_copy[idx].outputs[sources_copy[idx].real_output].second.dest == sources[n].outputs[sources[n].real_output].second.dest)
|
||
ins_order.push_back(idx);
|
||
}
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(ins_order.size() != sources.size(), error::wallet_internal_error, "Failed to work out sources permutation");
|
||
|
||
std::vector<tools::wallet2::multisig_sig> multisig_sigs;
|
||
if (m_multisig)
|
||
{
|
||
crypto::public_key ignore = m_multisig_threshold == m_multisig_signers.size() ? crypto::null_pkey : multisig_signers.front();
|
||
multisig_sigs.push_back({tx.rct_signatures, ignore, used_L, std::unordered_set<crypto::public_key>(), msout});
|
||
|
||
if (m_multisig_threshold < m_multisig_signers.size())
|
||
{
|
||
const crypto::hash prefix_hash = cryptonote::get_transaction_prefix_hash(tx);
|
||
|
||
// create the other versions, one for every other participant (the first one's already done above)
|
||
for (size_t signer_index = 1; signer_index < n_multisig_txes; ++signer_index)
|
||
{
|
||
std::unordered_set<rct::key> new_used_L;
|
||
size_t src_idx = 0;
|
||
THROW_WALLET_EXCEPTION_IF(selected_transfers.size() != sources.size(), error::wallet_internal_error, "mismatched selected_transfers and sources sixes");
|
||
for(size_t idx: selected_transfers)
|
||
{
|
||
cryptonote::tx_source_entry& src = sources[src_idx];
|
||
src.multisig_kLRki = get_multisig_composite_kLRki(idx, multisig_signers[signer_index], used_L, new_used_L);
|
||
++src_idx;
|
||
}
|
||
|
||
LOG_PRINT_L2("Creating supplementary multisig transaction");
|
||
cryptonote::transaction ms_tx;
|
||
auto sources_copy_copy = sources_copy;
|
||
bool r = cryptonote::construct_tx_with_tx_key(m_account.get_keys(), m_subaddresses, sources_copy_copy, splitted_dsts, change_dts.addr, extra, ms_tx, unlock_time,tx_key, additional_tx_keys, true, bulletproof, &msout, false);
|
||
LOG_PRINT_L2("constructed tx, r="<<r);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::tx_not_constructed, sources, splitted_dsts, unlock_time, m_nettype);
|
||
THROW_WALLET_EXCEPTION_IF(upper_transaction_size_limit <= get_object_blobsize(tx), error::tx_too_big, tx, upper_transaction_size_limit);
|
||
THROW_WALLET_EXCEPTION_IF(cryptonote::get_transaction_prefix_hash(ms_tx) != prefix_hash, error::wallet_internal_error, "Multisig txes do not share prefix");
|
||
multisig_sigs.push_back({ms_tx.rct_signatures, multisig_signers[signer_index], new_used_L, std::unordered_set<crypto::public_key>(), msout});
|
||
|
||
ms_tx.rct_signatures = tx.rct_signatures;
|
||
THROW_WALLET_EXCEPTION_IF(cryptonote::get_transaction_hash(ms_tx) != cryptonote::get_transaction_hash(tx), error::wallet_internal_error, "Multisig txes differ by more than the signatures");
|
||
}
|
||
}
|
||
}
|
||
|
||
LOG_PRINT_L2("gathering key images");
|
||
std::string key_images;
|
||
bool all_are_txin_to_key = std::all_of(tx.vin.begin(), tx.vin.end(), [&](const txin_v& s_e) -> bool
|
||
{
|
||
CHECKED_GET_SPECIFIC_VARIANT(s_e, const txin_to_key, in, false);
|
||
key_images += boost::to_string(in.k_image) + " ";
|
||
return true;
|
||
});
|
||
THROW_WALLET_EXCEPTION_IF(!all_are_txin_to_key, error::unexpected_txin_type, tx);
|
||
LOG_PRINT_L2("gathered key images");
|
||
|
||
ptx.key_images = key_images;
|
||
ptx.fee = fee;
|
||
ptx.dust = 0;
|
||
ptx.dust_added_to_fee = false;
|
||
ptx.tx = tx;
|
||
ptx.change_dts = change_dts;
|
||
ptx.selected_transfers = selected_transfers;
|
||
tools::apply_permutation(ins_order, ptx.selected_transfers);
|
||
ptx.tx_key = tx_key;
|
||
ptx.additional_tx_keys = additional_tx_keys;
|
||
ptx.dests = dsts;
|
||
ptx.multisig_sigs = multisig_sigs;
|
||
ptx.construction_data.sources = sources_copy;
|
||
ptx.construction_data.change_dts = change_dts;
|
||
ptx.construction_data.splitted_dsts = splitted_dsts;
|
||
ptx.construction_data.selected_transfers = ptx.selected_transfers;
|
||
ptx.construction_data.extra = tx.extra;
|
||
ptx.construction_data.unlock_time = unlock_time;
|
||
ptx.construction_data.use_rct = true;
|
||
ptx.construction_data.use_bulletproofs = !tx.rct_signatures.p.bulletproofs.empty();
|
||
ptx.construction_data.dests = dsts;
|
||
// record which subaddress indices are being used as inputs
|
||
ptx.construction_data.subaddr_account = subaddr_account;
|
||
ptx.construction_data.subaddr_indices.clear();
|
||
for (size_t idx: selected_transfers)
|
||
ptx.construction_data.subaddr_indices.insert(m_transfers[idx].m_subaddr_index.minor);
|
||
LOG_PRINT_L2("transfer_selected_rct done");
|
||
}
|
||
|
||
std::vector<size_t> wallet2::pick_preferred_rct_inputs(uint64_t needed_money, uint32_t subaddr_account, const std::set<uint32_t> &subaddr_indices) const
|
||
{
|
||
std::vector<size_t> picks;
|
||
float current_output_relatdness = 1.0f;
|
||
|
||
LOG_PRINT_L2("pick_preferred_rct_inputs: needed_money " << print_money(needed_money));
|
||
|
||
// try to find a rct input of enough size
|
||
for (size_t i = 0; i < m_transfers.size(); ++i)
|
||
{
|
||
const transfer_details& td = m_transfers[i];
|
||
if (!td.m_spent && td.is_rct() && td.amount() >= needed_money && is_transfer_unlocked(td) && td.m_subaddr_index.major == subaddr_account && subaddr_indices.count(td.m_subaddr_index.minor) == 1)
|
||
{
|
||
LOG_PRINT_L2("We can use " << i << " alone: " << print_money(td.amount()));
|
||
picks.push_back(i);
|
||
return picks;
|
||
}
|
||
}
|
||
|
||
// then try to find two outputs
|
||
// this could be made better by picking one of the outputs to be a small one, since those
|
||
// are less useful since often below the needed money, so if one can be used in a pair,
|
||
// it gets rid of it for the future
|
||
for (size_t i = 0; i < m_transfers.size(); ++i)
|
||
{
|
||
const transfer_details& td = m_transfers[i];
|
||
if (!td.m_spent && !td.m_key_image_partial && td.is_rct() && is_transfer_unlocked(td) && td.m_subaddr_index.major == subaddr_account && subaddr_indices.count(td.m_subaddr_index.minor) == 1)
|
||
{
|
||
LOG_PRINT_L2("Considering input " << i << ", " << print_money(td.amount()));
|
||
for (size_t j = i + 1; j < m_transfers.size(); ++j)
|
||
{
|
||
const transfer_details& td2 = m_transfers[j];
|
||
if (!td2.m_spent && !td.m_key_image_partial && td2.is_rct() && td.amount() + td2.amount() >= needed_money && is_transfer_unlocked(td2) && td2.m_subaddr_index == td.m_subaddr_index)
|
||
{
|
||
// update our picks if those outputs are less related than any we
|
||
// already found. If the same, don't update, and oldest suitable outputs
|
||
// will be used in preference.
|
||
float relatedness = get_output_relatedness(td, td2);
|
||
LOG_PRINT_L2(" with input " << j << ", " << print_money(td2.amount()) << ", relatedness " << relatedness);
|
||
if (relatedness < current_output_relatdness)
|
||
{
|
||
// reset the current picks with those, and return them directly
|
||
// if they're unrelated. If they are related, we'll end up returning
|
||
// them if we find nothing better
|
||
picks.clear();
|
||
picks.push_back(i);
|
||
picks.push_back(j);
|
||
LOG_PRINT_L0("we could use " << i << " and " << j);
|
||
if (relatedness == 0.0f)
|
||
return picks;
|
||
current_output_relatdness = relatedness;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
return picks;
|
||
}
|
||
|
||
bool wallet2::should_pick_a_second_output(bool use_rct, size_t n_transfers, const std::vector<size_t> &unused_transfers_indices, const std::vector<size_t> &unused_dust_indices) const
|
||
{
|
||
if (!use_rct)
|
||
return false;
|
||
if (n_transfers > 1)
|
||
return false;
|
||
if (unused_dust_indices.empty() && unused_transfers_indices.empty())
|
||
return false;
|
||
// we want at least one free rct output to avoid a corner case where
|
||
// we'd choose a non rct output which doesn't have enough "siblings"
|
||
// value-wise on the chain, and thus can't be mixed
|
||
bool found = false;
|
||
for (auto i: unused_dust_indices)
|
||
{
|
||
if (m_transfers[i].is_rct())
|
||
{
|
||
found = true;
|
||
break;
|
||
}
|
||
}
|
||
if (!found) for (auto i: unused_transfers_indices)
|
||
{
|
||
if (m_transfers[i].is_rct())
|
||
{
|
||
found = true;
|
||
break;
|
||
}
|
||
}
|
||
if (!found)
|
||
return false;
|
||
return true;
|
||
}
|
||
|
||
std::vector<size_t> wallet2::get_only_rct(const std::vector<size_t> &unused_dust_indices, const std::vector<size_t> &unused_transfers_indices) const
|
||
{
|
||
std::vector<size_t> indices;
|
||
for (size_t n: unused_dust_indices)
|
||
if (m_transfers[n].is_rct())
|
||
indices.push_back(n);
|
||
for (size_t n: unused_transfers_indices)
|
||
if (m_transfers[n].is_rct())
|
||
indices.push_back(n);
|
||
return indices;
|
||
}
|
||
|
||
static uint32_t get_count_above(const std::vector<wallet2::transfer_details> &transfers, const std::vector<size_t> &indices, uint64_t threshold)
|
||
{
|
||
uint32_t count = 0;
|
||
for (size_t idx: indices)
|
||
if (transfers[idx].amount() >= threshold)
|
||
++count;
|
||
return count;
|
||
}
|
||
|
||
bool wallet2::light_wallet_login(bool &new_address)
|
||
{
|
||
MDEBUG("Light wallet login request");
|
||
m_light_wallet_connected = false;
|
||
cryptonote::COMMAND_RPC_LOGIN::request request;
|
||
cryptonote::COMMAND_RPC_LOGIN::response response;
|
||
request.address = get_account().get_public_address_str(m_nettype);
|
||
request.view_key = string_tools::pod_to_hex(get_account().get_keys().m_view_secret_key);
|
||
// Always create account if it doesn't exist.
|
||
request.create_account = true;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool connected = epee::net_utils::invoke_http_json("/login", request, response, m_http_client, rpc_timeout, "POST");
|
||
m_daemon_rpc_mutex.unlock();
|
||
// MyMonero doesn't send any status message. OpenMonero does.
|
||
m_light_wallet_connected = connected && (response.status.empty() || response.status == "success");
|
||
new_address = response.new_address;
|
||
MDEBUG("Status: " << response.status);
|
||
MDEBUG("Reason: " << response.reason);
|
||
MDEBUG("New wallet: " << response.new_address);
|
||
if(m_light_wallet_connected)
|
||
{
|
||
// Clear old data on successful login.
|
||
// m_transfers.clear();
|
||
// m_payments.clear();
|
||
// m_unconfirmed_payments.clear();
|
||
}
|
||
return m_light_wallet_connected;
|
||
}
|
||
|
||
bool wallet2::light_wallet_import_wallet_request(cryptonote::COMMAND_RPC_IMPORT_WALLET_REQUEST::response &response)
|
||
{
|
||
MDEBUG("Light wallet import wallet request");
|
||
cryptonote::COMMAND_RPC_IMPORT_WALLET_REQUEST::request oreq;
|
||
oreq.address = get_account().get_public_address_str(m_nettype);
|
||
oreq.view_key = string_tools::pod_to_hex(get_account().get_keys().m_view_secret_key);
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = epee::net_utils::invoke_http_json("/import_wallet_request", oreq, response, m_http_client, rpc_timeout, "POST");
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "import_wallet_request");
|
||
|
||
|
||
return true;
|
||
}
|
||
|
||
void wallet2::light_wallet_get_unspent_outs()
|
||
{
|
||
MDEBUG("Getting unspent outs");
|
||
|
||
cryptonote::COMMAND_RPC_GET_UNSPENT_OUTS::request oreq;
|
||
cryptonote::COMMAND_RPC_GET_UNSPENT_OUTS::response ores;
|
||
|
||
oreq.amount = "0";
|
||
oreq.address = get_account().get_public_address_str(m_nettype);
|
||
oreq.view_key = string_tools::pod_to_hex(get_account().get_keys().m_view_secret_key);
|
||
// openMonero specific
|
||
oreq.dust_threshold = boost::lexical_cast<std::string>(::config::DEFAULT_DUST_THRESHOLD);
|
||
// below are required by openMonero api - but are not used.
|
||
oreq.mixin = 0;
|
||
oreq.use_dust = true;
|
||
|
||
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = epee::net_utils::invoke_http_json("/get_unspent_outs", oreq, ores, m_http_client, rpc_timeout, "POST");
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_unspent_outs");
|
||
THROW_WALLET_EXCEPTION_IF(ores.status == "error", error::wallet_internal_error, ores.reason);
|
||
|
||
m_light_wallet_per_kb_fee = ores.per_kb_fee;
|
||
|
||
std::unordered_map<crypto::hash,bool> transfers_txs;
|
||
for(const auto &t: m_transfers)
|
||
transfers_txs.emplace(t.m_txid,t.m_spent);
|
||
|
||
MDEBUG("FOUND " << ores.outputs.size() <<" outputs");
|
||
|
||
// return if no outputs found
|
||
if(ores.outputs.empty())
|
||
return;
|
||
|
||
// Clear old outputs
|
||
m_transfers.clear();
|
||
|
||
for (const auto &o: ores.outputs) {
|
||
bool spent = false;
|
||
bool add_transfer = true;
|
||
crypto::key_image unspent_key_image;
|
||
crypto::public_key tx_public_key = AUTO_VAL_INIT(tx_public_key);
|
||
THROW_WALLET_EXCEPTION_IF(string_tools::validate_hex(64, o.tx_pub_key), error::wallet_internal_error, "Invalid tx_pub_key field");
|
||
string_tools::hex_to_pod(o.tx_pub_key, tx_public_key);
|
||
|
||
for (const std::string &ski: o.spend_key_images) {
|
||
spent = false;
|
||
|
||
// Check if key image is ours
|
||
THROW_WALLET_EXCEPTION_IF(string_tools::validate_hex(64, ski), error::wallet_internal_error, "Invalid key image");
|
||
string_tools::hex_to_pod(ski, unspent_key_image);
|
||
if(light_wallet_key_image_is_ours(unspent_key_image, tx_public_key, o.index)){
|
||
MTRACE("Output " << o.public_key << " is spent. Key image: " << ski);
|
||
spent = true;
|
||
break;
|
||
} {
|
||
MTRACE("Unspent output found. " << o.public_key);
|
||
}
|
||
}
|
||
|
||
// Check if tx already exists in m_transfers.
|
||
crypto::hash txid;
|
||
crypto::public_key tx_pub_key;
|
||
crypto::public_key public_key;
|
||
THROW_WALLET_EXCEPTION_IF(string_tools::validate_hex(64, o.tx_hash), error::wallet_internal_error, "Invalid tx_hash field");
|
||
THROW_WALLET_EXCEPTION_IF(string_tools::validate_hex(64, o.public_key), error::wallet_internal_error, "Invalid public_key field");
|
||
THROW_WALLET_EXCEPTION_IF(string_tools::validate_hex(64, o.tx_pub_key), error::wallet_internal_error, "Invalid tx_pub_key field");
|
||
string_tools::hex_to_pod(o.tx_hash, txid);
|
||
string_tools::hex_to_pod(o.public_key, public_key);
|
||
string_tools::hex_to_pod(o.tx_pub_key, tx_pub_key);
|
||
|
||
for(auto &t: m_transfers){
|
||
if(t.get_public_key() == public_key) {
|
||
t.m_spent = spent;
|
||
add_transfer = false;
|
||
break;
|
||
}
|
||
}
|
||
|
||
if(!add_transfer)
|
||
continue;
|
||
|
||
m_transfers.push_back(boost::value_initialized<transfer_details>());
|
||
transfer_details& td = m_transfers.back();
|
||
|
||
td.m_block_height = o.height;
|
||
td.m_global_output_index = o.global_index;
|
||
td.m_txid = txid;
|
||
|
||
// Add to extra
|
||
add_tx_pub_key_to_extra(td.m_tx, tx_pub_key);
|
||
|
||
td.m_key_image = unspent_key_image;
|
||
td.m_key_image_known = !m_watch_only && !m_multisig;
|
||
td.m_key_image_partial = m_multisig;
|
||
td.m_amount = o.amount;
|
||
td.m_pk_index = 0;
|
||
td.m_internal_output_index = o.index;
|
||
td.m_spent = spent;
|
||
|
||
tx_out txout;
|
||
txout.target = txout_to_key(public_key);
|
||
txout.amount = td.m_amount;
|
||
|
||
td.m_tx.vout.resize(td.m_internal_output_index + 1);
|
||
td.m_tx.vout[td.m_internal_output_index] = txout;
|
||
|
||
// Add unlock time and coinbase bool got from get_address_txs api call
|
||
std::unordered_map<crypto::hash,address_tx>::const_iterator found = m_light_wallet_address_txs.find(txid);
|
||
THROW_WALLET_EXCEPTION_IF(found == m_light_wallet_address_txs.end(), error::wallet_internal_error, "Lightwallet: tx not found in m_light_wallet_address_txs");
|
||
bool miner_tx = found->second.m_coinbase;
|
||
td.m_tx.unlock_time = found->second.m_unlock_time;
|
||
|
||
if (!o.rct.empty())
|
||
{
|
||
// Coinbase tx's
|
||
if(miner_tx)
|
||
{
|
||
td.m_mask = rct::identity();
|
||
}
|
||
else
|
||
{
|
||
// rct txs
|
||
// decrypt rct mask, calculate commit hash and compare against blockchain commit hash
|
||
rct::key rct_commit;
|
||
light_wallet_parse_rct_str(o.rct, tx_pub_key, td.m_internal_output_index, td.m_mask, rct_commit, true);
|
||
bool valid_commit = (rct_commit == rct::commit(td.amount(), td.m_mask));
|
||
if(!valid_commit)
|
||
{
|
||
MDEBUG("output index: " << o.global_index);
|
||
MDEBUG("mask: " + string_tools::pod_to_hex(td.m_mask));
|
||
MDEBUG("calculated commit: " + string_tools::pod_to_hex(rct::commit(td.amount(), td.m_mask)));
|
||
MDEBUG("expected commit: " + string_tools::pod_to_hex(rct_commit));
|
||
MDEBUG("amount: " << td.amount());
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!valid_commit, error::wallet_internal_error, "Lightwallet: rct commit hash mismatch!");
|
||
}
|
||
td.m_rct = true;
|
||
}
|
||
else
|
||
{
|
||
td.m_mask = rct::identity();
|
||
td.m_rct = false;
|
||
}
|
||
if(!spent)
|
||
set_unspent(m_transfers.size()-1);
|
||
m_key_images[td.m_key_image] = m_transfers.size()-1;
|
||
m_pub_keys[td.get_public_key()] = m_transfers.size()-1;
|
||
}
|
||
}
|
||
|
||
bool wallet2::light_wallet_get_address_info(cryptonote::COMMAND_RPC_GET_ADDRESS_INFO::response &response)
|
||
{
|
||
MTRACE(__FUNCTION__);
|
||
|
||
cryptonote::COMMAND_RPC_GET_ADDRESS_INFO::request request;
|
||
|
||
request.address = get_account().get_public_address_str(m_nettype);
|
||
request.view_key = string_tools::pod_to_hex(get_account().get_keys().m_view_secret_key);
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = epee::net_utils::invoke_http_json("/get_address_info", request, response, m_http_client, rpc_timeout, "POST");
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_address_info");
|
||
// TODO: Validate result
|
||
return true;
|
||
}
|
||
|
||
void wallet2::light_wallet_get_address_txs()
|
||
{
|
||
MDEBUG("Refreshing light wallet");
|
||
|
||
cryptonote::COMMAND_RPC_GET_ADDRESS_TXS::request ireq;
|
||
cryptonote::COMMAND_RPC_GET_ADDRESS_TXS::response ires;
|
||
|
||
ireq.address = get_account().get_public_address_str(m_nettype);
|
||
ireq.view_key = string_tools::pod_to_hex(get_account().get_keys().m_view_secret_key);
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = epee::net_utils::invoke_http_json("/get_address_txs", ireq, ires, m_http_client, rpc_timeout, "POST");
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_address_txs");
|
||
//OpenMonero sends status=success, Mymonero doesn't.
|
||
THROW_WALLET_EXCEPTION_IF((!ires.status.empty() && ires.status != "success"), error::no_connection_to_daemon, "get_address_txs");
|
||
|
||
|
||
// Abort if no transactions
|
||
if(ires.transactions.empty())
|
||
return;
|
||
|
||
// Create searchable vectors
|
||
std::vector<crypto::hash> payments_txs;
|
||
for(const auto &p: m_payments)
|
||
payments_txs.push_back(p.second.m_tx_hash);
|
||
std::vector<crypto::hash> unconfirmed_payments_txs;
|
||
for(const auto &up: m_unconfirmed_payments)
|
||
unconfirmed_payments_txs.push_back(up.second.m_pd.m_tx_hash);
|
||
|
||
// for balance calculation
|
||
uint64_t wallet_total_sent = 0;
|
||
uint64_t wallet_total_unlocked_sent = 0;
|
||
// txs in pool
|
||
std::vector<crypto::hash> pool_txs;
|
||
|
||
for (const auto &t: ires.transactions) {
|
||
const uint64_t total_received = t.total_received;
|
||
uint64_t total_sent = t.total_sent;
|
||
|
||
// Check key images - subtract fake outputs from total_sent
|
||
for(const auto &so: t.spent_outputs)
|
||
{
|
||
crypto::public_key tx_public_key;
|
||
crypto::key_image key_image;
|
||
THROW_WALLET_EXCEPTION_IF(string_tools::validate_hex(64, so.tx_pub_key), error::wallet_internal_error, "Invalid tx_pub_key field");
|
||
THROW_WALLET_EXCEPTION_IF(string_tools::validate_hex(64, so.key_image), error::wallet_internal_error, "Invalid key_image field");
|
||
string_tools::hex_to_pod(so.tx_pub_key, tx_public_key);
|
||
string_tools::hex_to_pod(so.key_image, key_image);
|
||
|
||
if(!light_wallet_key_image_is_ours(key_image, tx_public_key, so.out_index)) {
|
||
THROW_WALLET_EXCEPTION_IF(so.amount > t.total_sent, error::wallet_internal_error, "Lightwallet: total sent is negative!");
|
||
total_sent -= so.amount;
|
||
}
|
||
}
|
||
|
||
// Do not add tx if empty.
|
||
if(total_sent == 0 && total_received == 0)
|
||
continue;
|
||
|
||
crypto::hash payment_id = null_hash;
|
||
crypto::hash tx_hash;
|
||
|
||
THROW_WALLET_EXCEPTION_IF(string_tools::validate_hex(64, t.payment_id), error::wallet_internal_error, "Invalid payment_id field");
|
||
THROW_WALLET_EXCEPTION_IF(string_tools::validate_hex(64, t.hash), error::wallet_internal_error, "Invalid hash field");
|
||
string_tools::hex_to_pod(t.payment_id, payment_id);
|
||
string_tools::hex_to_pod(t.hash, tx_hash);
|
||
|
||
// lightwallet specific info
|
||
bool incoming = (total_received > total_sent);
|
||
address_tx address_tx;
|
||
address_tx.m_tx_hash = tx_hash;
|
||
address_tx.m_incoming = incoming;
|
||
address_tx.m_amount = incoming ? total_received - total_sent : total_sent - total_received;
|
||
address_tx.m_fee = 0; // TODO
|
||
address_tx.m_block_height = t.height;
|
||
address_tx.m_unlock_time = t.unlock_time;
|
||
address_tx.m_timestamp = t.timestamp;
|
||
address_tx.m_coinbase = t.coinbase;
|
||
address_tx.m_mempool = t.mempool;
|
||
m_light_wallet_address_txs.emplace(tx_hash,address_tx);
|
||
|
||
// populate data needed for history (m_payments, m_unconfirmed_payments, m_confirmed_txs)
|
||
// INCOMING transfers
|
||
if(total_received > total_sent) {
|
||
payment_details payment;
|
||
payment.m_tx_hash = tx_hash;
|
||
payment.m_amount = total_received - total_sent;
|
||
payment.m_fee = 0; // TODO
|
||
payment.m_block_height = t.height;
|
||
payment.m_unlock_time = t.unlock_time;
|
||
payment.m_timestamp = t.timestamp;
|
||
payment.m_coinbase = t.coinbase;
|
||
|
||
if (t.mempool) {
|
||
if (std::find(unconfirmed_payments_txs.begin(), unconfirmed_payments_txs.end(), tx_hash) == unconfirmed_payments_txs.end()) {
|
||
pool_txs.push_back(tx_hash);
|
||
// assume false as we don't get that info from the light wallet server
|
||
crypto::hash payment_id;
|
||
THROW_WALLET_EXCEPTION_IF(!epee::string_tools::hex_to_pod(t.payment_id, payment_id),
|
||
error::wallet_internal_error, "Failed to parse payment id");
|
||
emplace_or_replace(m_unconfirmed_payments, payment_id, pool_payment_details{payment, false});
|
||
if (0 != m_callback) {
|
||
m_callback->on_lw_unconfirmed_money_received(t.height, payment.m_tx_hash, payment.m_amount);
|
||
}
|
||
}
|
||
} else {
|
||
if (std::find(payments_txs.begin(), payments_txs.end(), tx_hash) == payments_txs.end()) {
|
||
m_payments.emplace(tx_hash, payment);
|
||
if (0 != m_callback) {
|
||
m_callback->on_lw_money_received(t.height, payment.m_tx_hash, payment.m_amount);
|
||
}
|
||
}
|
||
}
|
||
// Outgoing transfers
|
||
} else {
|
||
uint64_t amount_sent = total_sent - total_received;
|
||
cryptonote::transaction dummy_tx; // not used by light wallet
|
||
// increase wallet total sent
|
||
wallet_total_sent += total_sent;
|
||
if (t.mempool)
|
||
{
|
||
// Handled by add_unconfirmed_tx in commit_tx
|
||
// If sent from another wallet instance we need to add it
|
||
if(m_unconfirmed_txs.find(tx_hash) == m_unconfirmed_txs.end())
|
||
{
|
||
unconfirmed_transfer_details utd;
|
||
utd.m_amount_in = amount_sent;
|
||
utd.m_amount_out = amount_sent;
|
||
utd.m_change = 0;
|
||
utd.m_payment_id = payment_id;
|
||
utd.m_timestamp = t.timestamp;
|
||
utd.m_state = wallet2::unconfirmed_transfer_details::pending;
|
||
m_unconfirmed_txs.emplace(tx_hash,utd);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
// Only add if new
|
||
auto confirmed_tx = m_confirmed_txs.find(tx_hash);
|
||
if(confirmed_tx == m_confirmed_txs.end()) {
|
||
// tx is added to m_unconfirmed_txs - move to confirmed
|
||
if(m_unconfirmed_txs.find(tx_hash) != m_unconfirmed_txs.end())
|
||
{
|
||
process_unconfirmed(tx_hash, dummy_tx, t.height);
|
||
}
|
||
// Tx sent by another wallet instance
|
||
else
|
||
{
|
||
confirmed_transfer_details ctd;
|
||
ctd.m_amount_in = amount_sent;
|
||
ctd.m_amount_out = amount_sent;
|
||
ctd.m_change = 0;
|
||
ctd.m_payment_id = payment_id;
|
||
ctd.m_block_height = t.height;
|
||
ctd.m_timestamp = t.timestamp;
|
||
m_confirmed_txs.emplace(tx_hash,ctd);
|
||
}
|
||
if (0 != m_callback)
|
||
{
|
||
m_callback->on_lw_money_spent(t.height, tx_hash, amount_sent);
|
||
}
|
||
}
|
||
// If not new - check the amount and update if necessary.
|
||
// when sending a tx to same wallet the receiving amount has to be credited
|
||
else
|
||
{
|
||
if(confirmed_tx->second.m_amount_in != amount_sent || confirmed_tx->second.m_amount_out != amount_sent)
|
||
{
|
||
MDEBUG("Adjusting amount sent/received for tx: <" + t.hash + ">. Is tx sent to own wallet? " << print_money(amount_sent) << " != " << print_money(confirmed_tx->second.m_amount_in));
|
||
confirmed_tx->second.m_amount_in = amount_sent;
|
||
confirmed_tx->second.m_amount_out = amount_sent;
|
||
confirmed_tx->second.m_change = 0;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
// TODO: purge old unconfirmed_txs
|
||
remove_obsolete_pool_txs(pool_txs);
|
||
|
||
// Calculate wallet balance
|
||
m_light_wallet_balance = ires.total_received-wallet_total_sent;
|
||
// MyMonero doesn't send unlocked balance
|
||
if(ires.total_received_unlocked > 0)
|
||
m_light_wallet_unlocked_balance = ires.total_received_unlocked-wallet_total_sent;
|
||
else
|
||
m_light_wallet_unlocked_balance = m_light_wallet_balance;
|
||
}
|
||
|
||
bool wallet2::light_wallet_parse_rct_str(const std::string& rct_string, const crypto::public_key& tx_pub_key, uint64_t internal_output_index, rct::key& decrypted_mask, rct::key& rct_commit, bool decrypt) const
|
||
{
|
||
// rct string is empty if output is non RCT
|
||
if (rct_string.empty())
|
||
return false;
|
||
// rct_string is a string with length 64+64+64 (<rct commit> + <encrypted mask> + <rct amount>)
|
||
rct::key encrypted_mask;
|
||
std::string rct_commit_str = rct_string.substr(0,64);
|
||
std::string encrypted_mask_str = rct_string.substr(64,64);
|
||
THROW_WALLET_EXCEPTION_IF(string_tools::validate_hex(64, rct_commit_str), error::wallet_internal_error, "Invalid rct commit hash: " + rct_commit_str);
|
||
THROW_WALLET_EXCEPTION_IF(string_tools::validate_hex(64, encrypted_mask_str), error::wallet_internal_error, "Invalid rct mask: " + encrypted_mask_str);
|
||
string_tools::hex_to_pod(rct_commit_str, rct_commit);
|
||
string_tools::hex_to_pod(encrypted_mask_str, encrypted_mask);
|
||
if (decrypt) {
|
||
// Decrypt the mask
|
||
crypto::key_derivation derivation;
|
||
bool r = generate_key_derivation(tx_pub_key, get_account().get_keys().m_view_secret_key, derivation);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "Failed to generate key derivation");
|
||
crypto::secret_key scalar;
|
||
crypto::derivation_to_scalar(derivation, internal_output_index, scalar);
|
||
sc_sub(decrypted_mask.bytes,encrypted_mask.bytes,rct::hash_to_scalar(rct::sk2rct(scalar)).bytes);
|
||
}
|
||
return true;
|
||
}
|
||
|
||
bool wallet2::light_wallet_key_image_is_ours(const crypto::key_image& key_image, const crypto::public_key& tx_public_key, uint64_t out_index)
|
||
{
|
||
// Lookup key image from cache
|
||
std::map<uint64_t, crypto::key_image> index_keyimage_map;
|
||
std::unordered_map<crypto::public_key, std::map<uint64_t, crypto::key_image> >::const_iterator found_pub_key = m_key_image_cache.find(tx_public_key);
|
||
if(found_pub_key != m_key_image_cache.end()) {
|
||
// pub key found. key image for index cached?
|
||
index_keyimage_map = found_pub_key->second;
|
||
std::map<uint64_t,crypto::key_image>::const_iterator index_found = index_keyimage_map.find(out_index);
|
||
if(index_found != index_keyimage_map.end())
|
||
return key_image == index_found->second;
|
||
}
|
||
|
||
// Not in cache - calculate key image
|
||
crypto::key_image calculated_key_image;
|
||
cryptonote::keypair in_ephemeral;
|
||
|
||
// Subaddresses aren't supported in mymonero/openmonero yet. Roll out the original scheme:
|
||
// compute D = a*R
|
||
// compute P = Hs(D || i)*G + B
|
||
// compute x = Hs(D || i) + b (and check if P==x*G)
|
||
// compute I = x*Hp(P)
|
||
const account_keys& ack = get_account().get_keys();
|
||
crypto::key_derivation derivation;
|
||
bool r = crypto::generate_key_derivation(tx_public_key, ack.m_view_secret_key, derivation);
|
||
CHECK_AND_ASSERT_MES(r, false, "failed to generate_key_derivation(" << tx_public_key << ", " << ack.m_view_secret_key << ")");
|
||
|
||
r = crypto::derive_public_key(derivation, out_index, ack.m_account_address.m_spend_public_key, in_ephemeral.pub);
|
||
CHECK_AND_ASSERT_MES(r, false, "failed to derive_public_key (" << derivation << ", " << out_index << ", " << ack.m_account_address.m_spend_public_key << ")");
|
||
|
||
crypto::derive_secret_key(derivation, out_index, ack.m_spend_secret_key, in_ephemeral.sec);
|
||
crypto::public_key out_pkey_test;
|
||
r = crypto::secret_key_to_public_key(in_ephemeral.sec, out_pkey_test);
|
||
CHECK_AND_ASSERT_MES(r, false, "failed to secret_key_to_public_key(" << in_ephemeral.sec << ")");
|
||
CHECK_AND_ASSERT_MES(in_ephemeral.pub == out_pkey_test, false, "derived secret key doesn't match derived public key");
|
||
|
||
crypto::generate_key_image(in_ephemeral.pub, in_ephemeral.sec, calculated_key_image);
|
||
|
||
index_keyimage_map.emplace(out_index, calculated_key_image);
|
||
m_key_image_cache.emplace(tx_public_key, index_keyimage_map);
|
||
return key_image == calculated_key_image;
|
||
}
|
||
|
||
// Another implementation of transaction creation that is hopefully better
|
||
// While there is anything left to pay, it goes through random outputs and tries
|
||
// to fill the next destination/amount. If it fully fills it, it will use the
|
||
// remainder to try to fill the next one as well.
|
||
// The tx size if roughly estimated as a linear function of only inputs, and a
|
||
// new tx will be created when that size goes above a given fraction of the
|
||
// max tx size. At that point, more outputs may be added if the fee cannot be
|
||
// satisfied.
|
||
// If the next output in the next tx would go to the same destination (ie, we
|
||
// cut off at a tx boundary in the middle of paying a given destination), the
|
||
// fee will be carved out of the current input if possible, to avoid having to
|
||
// add another output just for the fee and getting change.
|
||
// This system allows for sending (almost) the entire balance, since it does
|
||
// not generate spurious change in all txes, thus decreasing the instantaneous
|
||
// usable balance.
|
||
std::vector<wallet2::pending_tx> wallet2::create_transactions_2(std::vector<cryptonote::tx_destination_entry> dsts, const size_t fake_outs_count, const uint64_t unlock_time, uint32_t priority, const std::vector<uint8_t>& extra, uint32_t subaddr_account, std::set<uint32_t> subaddr_indices, bool trusted_daemon)
|
||
{
|
||
//ensure device is let in NONE mode in any case
|
||
hw::device &hwdev = m_account.get_device();
|
||
boost::unique_lock<hw::device> hwdev_lock (hwdev);
|
||
hw::reset_mode rst(hwdev);
|
||
|
||
if(m_light_wallet) {
|
||
// Populate m_transfers
|
||
light_wallet_get_unspent_outs();
|
||
}
|
||
std::vector<std::pair<uint32_t, std::vector<size_t>>> unused_transfers_indices_per_subaddr;
|
||
std::vector<std::pair<uint32_t, std::vector<size_t>>> unused_dust_indices_per_subaddr;
|
||
uint64_t needed_money;
|
||
uint64_t accumulated_fee, accumulated_outputs, accumulated_change;
|
||
struct TX {
|
||
std::vector<size_t> selected_transfers;
|
||
std::vector<cryptonote::tx_destination_entry> dsts;
|
||
cryptonote::transaction tx;
|
||
pending_tx ptx;
|
||
size_t bytes;
|
||
uint64_t needed_fee;
|
||
std::vector<std::vector<tools::wallet2::get_outs_entry>> outs;
|
||
|
||
TX() : bytes(0), needed_fee(0) {}
|
||
|
||
void add(const account_public_address &addr, bool is_subaddress, uint64_t amount, unsigned int original_output_index, bool merge_destinations) {
|
||
if (merge_destinations)
|
||
{
|
||
std::vector<cryptonote::tx_destination_entry>::iterator i;
|
||
i = std::find_if(dsts.begin(), dsts.end(), [&](const cryptonote::tx_destination_entry &d) { return !memcmp (&d.addr, &addr, sizeof(addr)); });
|
||
if (i == dsts.end())
|
||
{
|
||
dsts.push_back(tx_destination_entry(0,addr,is_subaddress));
|
||
i = dsts.end() - 1;
|
||
}
|
||
i->amount += amount;
|
||
}
|
||
else
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(original_output_index > dsts.size(), error::wallet_internal_error,
|
||
std::string("original_output_index too large: ") + std::to_string(original_output_index) + " > " + std::to_string(dsts.size()));
|
||
if (original_output_index == dsts.size())
|
||
dsts.push_back(tx_destination_entry(0,addr,is_subaddress));
|
||
THROW_WALLET_EXCEPTION_IF(memcmp(&dsts[original_output_index].addr, &addr, sizeof(addr)), error::wallet_internal_error, "Mismatched destination address");
|
||
dsts[original_output_index].amount += amount;
|
||
}
|
||
}
|
||
};
|
||
std::vector<TX> txes;
|
||
bool adding_fee; // true if new outputs go towards fee, rather than destinations
|
||
uint64_t needed_fee, available_for_fee = 0;
|
||
uint64_t upper_transaction_size_limit = get_upper_transaction_size_limit();
|
||
const bool use_rct = use_fork_rules(4, 0);
|
||
const bool bulletproof = use_fork_rules(get_bulletproof_fork(), 0);
|
||
|
||
const uint64_t fee_per_kb = get_per_kb_fee();
|
||
const uint64_t fee_multiplier = get_fee_multiplier(priority, get_fee_algorithm());
|
||
|
||
// throw if attempting a transaction with no destinations
|
||
THROW_WALLET_EXCEPTION_IF(dsts.empty(), error::zero_destination);
|
||
|
||
// calculate total amount being sent to all destinations
|
||
// throw if total amount overflows uint64_t
|
||
needed_money = 0;
|
||
for(auto& dt: dsts)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(0 == dt.amount, error::zero_destination);
|
||
needed_money += dt.amount;
|
||
LOG_PRINT_L2("transfer: adding " << print_money(dt.amount) << ", for a total of " << print_money (needed_money));
|
||
THROW_WALLET_EXCEPTION_IF(needed_money < dt.amount, error::tx_sum_overflow, dsts, 0, m_nettype);
|
||
}
|
||
|
||
// throw if attempting a transaction with no money
|
||
THROW_WALLET_EXCEPTION_IF(needed_money == 0, error::zero_destination);
|
||
|
||
std::map<uint32_t, uint64_t> unlocked_balance_per_subaddr = unlocked_balance_per_subaddress(subaddr_account);
|
||
std::map<uint32_t, uint64_t> balance_per_subaddr = balance_per_subaddress(subaddr_account);
|
||
|
||
if (subaddr_indices.empty()) // "index=<N1>[,<N2>,...]" wasn't specified -> use all the indices with non-zero unlocked balance
|
||
{
|
||
for (const auto& i : balance_per_subaddr)
|
||
subaddr_indices.insert(i.first);
|
||
}
|
||
|
||
// early out if we know we can't make it anyway
|
||
// we could also check for being within FEE_PER_KB, but if the fee calculation
|
||
// ever changes, this might be missed, so let this go through
|
||
uint64_t balance_subtotal = 0;
|
||
uint64_t unlocked_balance_subtotal = 0;
|
||
for (uint32_t index_minor : subaddr_indices)
|
||
{
|
||
balance_subtotal += balance_per_subaddr[index_minor];
|
||
unlocked_balance_subtotal += unlocked_balance_per_subaddr[index_minor];
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(needed_money > balance_subtotal, error::not_enough_money,
|
||
balance_subtotal, needed_money, 0);
|
||
// first check overall balance is enough, then unlocked one, so we throw distinct exceptions
|
||
THROW_WALLET_EXCEPTION_IF(needed_money > unlocked_balance_subtotal, error::not_enough_unlocked_money,
|
||
unlocked_balance_subtotal, needed_money, 0);
|
||
|
||
for (uint32_t i : subaddr_indices)
|
||
LOG_PRINT_L2("Candidate subaddress index for spending: " << i);
|
||
|
||
// gather all dust and non-dust outputs belonging to specified subaddresses
|
||
size_t num_nondust_outputs = 0;
|
||
size_t num_dust_outputs = 0;
|
||
for (size_t i = 0; i < m_transfers.size(); ++i)
|
||
{
|
||
const transfer_details& td = m_transfers[i];
|
||
if (!td.m_spent && !td.m_key_image_partial && (use_rct ? true : !td.is_rct()) && is_transfer_unlocked(td) && td.m_subaddr_index.major == subaddr_account && subaddr_indices.count(td.m_subaddr_index.minor) == 1)
|
||
{
|
||
const uint32_t index_minor = td.m_subaddr_index.minor;
|
||
auto find_predicate = [&index_minor](const std::pair<uint32_t, std::vector<size_t>>& x) { return x.first == index_minor; };
|
||
if ((td.is_rct()) || is_valid_decomposed_amount(td.amount()))
|
||
{
|
||
auto found = std::find_if(unused_transfers_indices_per_subaddr.begin(), unused_transfers_indices_per_subaddr.end(), find_predicate);
|
||
if (found == unused_transfers_indices_per_subaddr.end())
|
||
{
|
||
unused_transfers_indices_per_subaddr.push_back({index_minor, {i}});
|
||
}
|
||
else
|
||
{
|
||
found->second.push_back(i);
|
||
}
|
||
++num_nondust_outputs;
|
||
}
|
||
else
|
||
{
|
||
auto found = std::find_if(unused_dust_indices_per_subaddr.begin(), unused_dust_indices_per_subaddr.end(), find_predicate);
|
||
if (found == unused_dust_indices_per_subaddr.end())
|
||
{
|
||
unused_dust_indices_per_subaddr.push_back({index_minor, {i}});
|
||
}
|
||
else
|
||
{
|
||
found->second.push_back(i);
|
||
}
|
||
++num_dust_outputs;
|
||
}
|
||
}
|
||
}
|
||
|
||
// shuffle & sort output indices
|
||
{
|
||
std::random_device rd;
|
||
std::mt19937 g(rd());
|
||
std::shuffle(unused_transfers_indices_per_subaddr.begin(), unused_transfers_indices_per_subaddr.end(), g);
|
||
std::shuffle(unused_dust_indices_per_subaddr.begin(), unused_dust_indices_per_subaddr.end(), g);
|
||
auto sort_predicate = [&unlocked_balance_per_subaddr] (const std::pair<uint32_t, std::vector<size_t>>& x, const std::pair<uint32_t, std::vector<size_t>>& y)
|
||
{
|
||
return unlocked_balance_per_subaddr[x.first] > unlocked_balance_per_subaddr[y.first];
|
||
};
|
||
std::sort(unused_transfers_indices_per_subaddr.begin(), unused_transfers_indices_per_subaddr.end(), sort_predicate);
|
||
std::sort(unused_dust_indices_per_subaddr.begin(), unused_dust_indices_per_subaddr.end(), sort_predicate);
|
||
}
|
||
|
||
LOG_PRINT_L2("Starting with " << num_nondust_outputs << " non-dust outputs and " << num_dust_outputs << " dust outputs");
|
||
|
||
if (unused_dust_indices_per_subaddr.empty() && unused_transfers_indices_per_subaddr.empty())
|
||
return std::vector<wallet2::pending_tx>();
|
||
|
||
// if empty, put dummy entry so that the front can be referenced later in the loop
|
||
if (unused_dust_indices_per_subaddr.empty())
|
||
unused_dust_indices_per_subaddr.push_back({});
|
||
if (unused_transfers_indices_per_subaddr.empty())
|
||
unused_transfers_indices_per_subaddr.push_back({});
|
||
|
||
// start with an empty tx
|
||
txes.push_back(TX());
|
||
accumulated_fee = 0;
|
||
accumulated_outputs = 0;
|
||
accumulated_change = 0;
|
||
adding_fee = false;
|
||
needed_fee = 0;
|
||
std::vector<std::vector<tools::wallet2::get_outs_entry>> outs;
|
||
|
||
// for rct, since we don't see the amounts, we will try to make all transactions
|
||
// look the same, with 1 or 2 inputs, and 2 outputs. One input is preferable, as
|
||
// this prevents linking to another by provenance analysis, but two is ok if we
|
||
// try to pick outputs not from the same block. We will get two outputs, one for
|
||
// the destination, and one for change.
|
||
LOG_PRINT_L2("checking preferred");
|
||
std::vector<size_t> preferred_inputs;
|
||
uint64_t rct_outs_needed = 2 * (fake_outs_count + 1);
|
||
rct_outs_needed += 100; // some fudge factor since we don't know how many are locked
|
||
if (use_rct)
|
||
{
|
||
// this is used to build a tx that's 1 or 2 inputs, and 2 outputs, which
|
||
// will get us a known fee.
|
||
uint64_t estimated_fee = calculate_fee(fee_per_kb, estimate_rct_tx_size(2, fake_outs_count, 2, extra.size(), bulletproof), fee_multiplier);
|
||
preferred_inputs = pick_preferred_rct_inputs(needed_money + estimated_fee, subaddr_account, subaddr_indices);
|
||
if (!preferred_inputs.empty())
|
||
{
|
||
string s;
|
||
for (auto i: preferred_inputs) s += boost::lexical_cast<std::string>(i) + " (" + print_money(m_transfers[i].amount()) + ") ";
|
||
LOG_PRINT_L1("Found preferred rct inputs for rct tx: " << s);
|
||
|
||
// bring the list of available outputs stored by the same subaddress index to the front of the list
|
||
uint32_t index_minor = m_transfers[preferred_inputs[0]].m_subaddr_index.minor;
|
||
for (size_t i = 1; i < unused_transfers_indices_per_subaddr.size(); ++i)
|
||
{
|
||
if (unused_transfers_indices_per_subaddr[i].first == index_minor)
|
||
{
|
||
std::swap(unused_transfers_indices_per_subaddr[0], unused_transfers_indices_per_subaddr[i]);
|
||
break;
|
||
}
|
||
}
|
||
for (size_t i = 1; i < unused_dust_indices_per_subaddr.size(); ++i)
|
||
{
|
||
if (unused_dust_indices_per_subaddr[i].first == index_minor)
|
||
{
|
||
std::swap(unused_dust_indices_per_subaddr[0], unused_dust_indices_per_subaddr[i]);
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
}
|
||
LOG_PRINT_L2("done checking preferred");
|
||
|
||
// while:
|
||
// - we have something to send
|
||
// - or we need to gather more fee
|
||
// - or we have just one input in that tx, which is rct (to try and make all/most rct txes 2/2)
|
||
unsigned int original_output_index = 0;
|
||
std::vector<size_t>* unused_transfers_indices = &unused_transfers_indices_per_subaddr[0].second;
|
||
std::vector<size_t>* unused_dust_indices = &unused_dust_indices_per_subaddr[0].second;
|
||
|
||
hwdev.set_mode(hw::device::TRANSACTION_CREATE_FAKE);
|
||
while ((!dsts.empty() && dsts[0].amount > 0) || adding_fee || !preferred_inputs.empty() || should_pick_a_second_output(use_rct, txes.back().selected_transfers.size(), *unused_transfers_indices, *unused_dust_indices)) {
|
||
TX &tx = txes.back();
|
||
|
||
LOG_PRINT_L2("Start of loop with " << unused_transfers_indices->size() << " " << unused_dust_indices->size());
|
||
LOG_PRINT_L2("unused_transfers_indices: " << strjoin(*unused_transfers_indices, " "));
|
||
LOG_PRINT_L2("unused_dust_indices: " << strjoin(*unused_dust_indices, " "));
|
||
LOG_PRINT_L2("dsts size " << dsts.size() << ", first " << (dsts.empty() ? "-" : cryptonote::print_money(dsts[0].amount)));
|
||
LOG_PRINT_L2("adding_fee " << adding_fee << ", use_rct " << use_rct);
|
||
|
||
// if we need to spend money and don't have any left, we fail
|
||
if (unused_dust_indices->empty() && unused_transfers_indices->empty()) {
|
||
LOG_PRINT_L2("No more outputs to choose from");
|
||
THROW_WALLET_EXCEPTION_IF(1, error::tx_not_possible, unlocked_balance(subaddr_account), needed_money, accumulated_fee + needed_fee);
|
||
}
|
||
|
||
// get a random unspent output and use it to pay part (or all) of the current destination (and maybe next one, etc)
|
||
// This could be more clever, but maybe at the cost of making probabilistic inferences easier
|
||
size_t idx;
|
||
if (!preferred_inputs.empty()) {
|
||
idx = pop_back(preferred_inputs);
|
||
pop_if_present(*unused_transfers_indices, idx);
|
||
pop_if_present(*unused_dust_indices, idx);
|
||
} else if ((dsts.empty() || dsts[0].amount == 0) && !adding_fee) {
|
||
// the "make rct txes 2/2" case - we pick a small value output to "clean up" the wallet too
|
||
std::vector<size_t> indices = get_only_rct(*unused_dust_indices, *unused_transfers_indices);
|
||
idx = pop_best_value(indices, tx.selected_transfers, true);
|
||
|
||
// we might not want to add it if it's a large output and we don't have many left
|
||
if (m_transfers[idx].amount() >= m_min_output_value) {
|
||
if (get_count_above(m_transfers, *unused_transfers_indices, m_min_output_value) < m_min_output_count) {
|
||
LOG_PRINT_L2("Second output was not strictly needed, and we're running out of outputs above " << print_money(m_min_output_value) << ", not adding");
|
||
break;
|
||
}
|
||
}
|
||
|
||
// since we're trying to add a second output which is not strictly needed,
|
||
// we only add it if it's unrelated enough to the first one
|
||
float relatedness = get_output_relatedness(m_transfers[idx], m_transfers[tx.selected_transfers.front()]);
|
||
if (relatedness > SECOND_OUTPUT_RELATEDNESS_THRESHOLD)
|
||
{
|
||
LOG_PRINT_L2("Second output was not strictly needed, and relatedness " << relatedness << ", not adding");
|
||
break;
|
||
}
|
||
pop_if_present(*unused_transfers_indices, idx);
|
||
pop_if_present(*unused_dust_indices, idx);
|
||
} else
|
||
idx = pop_best_value(unused_transfers_indices->empty() ? *unused_dust_indices : *unused_transfers_indices, tx.selected_transfers);
|
||
|
||
const transfer_details &td = m_transfers[idx];
|
||
LOG_PRINT_L2("Picking output " << idx << ", amount " << print_money(td.amount()) << ", ki " << td.m_key_image);
|
||
|
||
// add this output to the list to spend
|
||
tx.selected_transfers.push_back(idx);
|
||
uint64_t available_amount = td.amount();
|
||
accumulated_outputs += available_amount;
|
||
|
||
// clear any fake outs we'd already gathered, since we'll need a new set
|
||
outs.clear();
|
||
|
||
if (adding_fee)
|
||
{
|
||
LOG_PRINT_L2("We need more fee, adding it to fee");
|
||
available_for_fee += available_amount;
|
||
}
|
||
else
|
||
{
|
||
while (!dsts.empty() && dsts[0].amount <= available_amount && estimate_tx_size(use_rct, tx.selected_transfers.size(), fake_outs_count, tx.dsts.size(), extra.size(), bulletproof) < TX_SIZE_TARGET(upper_transaction_size_limit))
|
||
{
|
||
// we can fully pay that destination
|
||
LOG_PRINT_L2("We can fully pay " << get_account_address_as_str(m_nettype, dsts[0].is_subaddress, dsts[0].addr) <<
|
||
" for " << print_money(dsts[0].amount));
|
||
tx.add(dsts[0].addr, dsts[0].is_subaddress, dsts[0].amount, original_output_index, m_merge_destinations);
|
||
available_amount -= dsts[0].amount;
|
||
dsts[0].amount = 0;
|
||
pop_index(dsts, 0);
|
||
++original_output_index;
|
||
}
|
||
|
||
if (available_amount > 0 && !dsts.empty() && estimate_tx_size(use_rct, tx.selected_transfers.size(), fake_outs_count, tx.dsts.size(), extra.size(), bulletproof) < TX_SIZE_TARGET(upper_transaction_size_limit)) {
|
||
// we can partially fill that destination
|
||
LOG_PRINT_L2("We can partially pay " << get_account_address_as_str(m_nettype, dsts[0].is_subaddress, dsts[0].addr) <<
|
||
" for " << print_money(available_amount) << "/" << print_money(dsts[0].amount));
|
||
tx.add(dsts[0].addr, dsts[0].is_subaddress, available_amount, original_output_index, m_merge_destinations);
|
||
dsts[0].amount -= available_amount;
|
||
available_amount = 0;
|
||
}
|
||
}
|
||
|
||
// here, check if we need to sent tx and start a new one
|
||
LOG_PRINT_L2("Considering whether to create a tx now, " << tx.selected_transfers.size() << " inputs, tx limit "
|
||
<< upper_transaction_size_limit);
|
||
bool try_tx = false;
|
||
// if we have preferred picks, but haven't yet used all of them, continue
|
||
if (preferred_inputs.empty())
|
||
{
|
||
if (adding_fee)
|
||
{
|
||
/* might not actually be enough if adding this output bumps size to next kB, but we need to try */
|
||
try_tx = available_for_fee >= needed_fee;
|
||
}
|
||
else
|
||
{
|
||
const size_t estimated_rct_tx_size = estimate_tx_size(use_rct, tx.selected_transfers.size(), fake_outs_count, tx.dsts.size(), extra.size(), bulletproof);
|
||
try_tx = dsts.empty() || (estimated_rct_tx_size >= TX_SIZE_TARGET(upper_transaction_size_limit));
|
||
}
|
||
}
|
||
|
||
if (try_tx) {
|
||
cryptonote::transaction test_tx;
|
||
pending_tx test_ptx;
|
||
|
||
const size_t estimated_tx_size = estimate_tx_size(use_rct, tx.selected_transfers.size(), fake_outs_count, tx.dsts.size(), extra.size(), bulletproof);
|
||
needed_fee = calculate_fee(fee_per_kb, estimated_tx_size, fee_multiplier);
|
||
|
||
uint64_t inputs = 0, outputs = needed_fee;
|
||
for (size_t idx: tx.selected_transfers) inputs += m_transfers[idx].amount();
|
||
for (const auto &o: tx.dsts) outputs += o.amount;
|
||
|
||
if (inputs < outputs)
|
||
{
|
||
LOG_PRINT_L2("We don't have enough for the basic fee, switching to adding_fee");
|
||
adding_fee = true;
|
||
goto skip_tx;
|
||
}
|
||
|
||
LOG_PRINT_L2("Trying to create a tx now, with " << tx.dsts.size() << " outputs and " <<
|
||
tx.selected_transfers.size() << " inputs");
|
||
if (use_rct)
|
||
transfer_selected_rct(tx.dsts, tx.selected_transfers, fake_outs_count, outs, unlock_time, needed_fee, extra,
|
||
test_tx, test_ptx, bulletproof);
|
||
else
|
||
transfer_selected(tx.dsts, tx.selected_transfers, fake_outs_count, outs, unlock_time, needed_fee, extra,
|
||
detail::digit_split_strategy, tx_dust_policy(::config::DEFAULT_DUST_THRESHOLD), test_tx, test_ptx);
|
||
auto txBlob = t_serializable_object_to_blob(test_ptx.tx);
|
||
needed_fee = calculate_fee(fee_per_kb, txBlob, fee_multiplier);
|
||
available_for_fee = test_ptx.fee + test_ptx.change_dts.amount + (!test_ptx.dust_added_to_fee ? test_ptx.dust : 0);
|
||
LOG_PRINT_L2("Made a " << get_size_string(txBlob) << " tx, with " << print_money(available_for_fee) << " available for fee (" <<
|
||
print_money(needed_fee) << " needed)");
|
||
|
||
if (needed_fee > available_for_fee && !dsts.empty() && dsts[0].amount > 0)
|
||
{
|
||
// we don't have enough for the fee, but we've only partially paid the current address,
|
||
// so we can take the fee from the paid amount, since we'll have to make another tx anyway
|
||
std::vector<cryptonote::tx_destination_entry>::iterator i;
|
||
i = std::find_if(tx.dsts.begin(), tx.dsts.end(),
|
||
[&](const cryptonote::tx_destination_entry &d) { return !memcmp (&d.addr, &dsts[0].addr, sizeof(dsts[0].addr)); });
|
||
THROW_WALLET_EXCEPTION_IF(i == tx.dsts.end(), error::wallet_internal_error, "paid address not found in outputs");
|
||
if (i->amount > needed_fee)
|
||
{
|
||
uint64_t new_paid_amount = i->amount /*+ test_ptx.fee*/ - needed_fee;
|
||
LOG_PRINT_L2("Adjusting amount paid to " << get_account_address_as_str(m_nettype, i->is_subaddress, i->addr) << " from " <<
|
||
print_money(i->amount) << " to " << print_money(new_paid_amount) << " to accommodate " <<
|
||
print_money(needed_fee) << " fee");
|
||
dsts[0].amount += i->amount - new_paid_amount;
|
||
i->amount = new_paid_amount;
|
||
test_ptx.fee = needed_fee;
|
||
available_for_fee = needed_fee;
|
||
}
|
||
}
|
||
|
||
if (needed_fee > available_for_fee)
|
||
{
|
||
LOG_PRINT_L2("We could not make a tx, switching to fee accumulation");
|
||
|
||
adding_fee = true;
|
||
}
|
||
else
|
||
{
|
||
LOG_PRINT_L2("We made a tx, adjusting fee and saving it, we need " << print_money(needed_fee) << " and we have " << print_money(test_ptx.fee));
|
||
while (needed_fee > test_ptx.fee) {
|
||
if (use_rct)
|
||
transfer_selected_rct(tx.dsts, tx.selected_transfers, fake_outs_count, outs, unlock_time, needed_fee, extra,
|
||
test_tx, test_ptx, bulletproof);
|
||
else
|
||
transfer_selected(tx.dsts, tx.selected_transfers, fake_outs_count, outs, unlock_time, needed_fee, extra,
|
||
detail::digit_split_strategy, tx_dust_policy(::config::DEFAULT_DUST_THRESHOLD), test_tx, test_ptx);
|
||
txBlob = t_serializable_object_to_blob(test_ptx.tx);
|
||
needed_fee = calculate_fee(fee_per_kb, txBlob, fee_multiplier);
|
||
LOG_PRINT_L2("Made an attempt at a final " << get_size_string(txBlob) << " tx, with " << print_money(test_ptx.fee) <<
|
||
" fee and " << print_money(test_ptx.change_dts.amount) << " change");
|
||
}
|
||
|
||
LOG_PRINT_L2("Made a final " << get_size_string(txBlob) << " tx, with " << print_money(test_ptx.fee) <<
|
||
" fee and " << print_money(test_ptx.change_dts.amount) << " change");
|
||
|
||
tx.tx = test_tx;
|
||
tx.ptx = test_ptx;
|
||
tx.bytes = txBlob.size();
|
||
tx.outs = outs;
|
||
tx.needed_fee = needed_fee;
|
||
accumulated_fee += test_ptx.fee;
|
||
accumulated_change += test_ptx.change_dts.amount;
|
||
adding_fee = false;
|
||
if (!dsts.empty())
|
||
{
|
||
LOG_PRINT_L2("We have more to pay, starting another tx");
|
||
txes.push_back(TX());
|
||
original_output_index = 0;
|
||
}
|
||
}
|
||
}
|
||
|
||
skip_tx:
|
||
// if unused_*_indices is empty while unused_*_indices_per_subaddr has multiple elements, and if we still have something to pay,
|
||
// pop front of unused_*_indices_per_subaddr and have unused_*_indices point to the front of unused_*_indices_per_subaddr
|
||
if ((!dsts.empty() && dsts[0].amount > 0) || adding_fee)
|
||
{
|
||
if (unused_transfers_indices->empty() && unused_transfers_indices_per_subaddr.size() > 1)
|
||
{
|
||
unused_transfers_indices_per_subaddr.erase(unused_transfers_indices_per_subaddr.begin());
|
||
unused_transfers_indices = &unused_transfers_indices_per_subaddr[0].second;
|
||
}
|
||
if (unused_dust_indices->empty() && unused_dust_indices_per_subaddr.size() > 1)
|
||
{
|
||
unused_dust_indices_per_subaddr.erase(unused_dust_indices_per_subaddr.begin());
|
||
unused_dust_indices = &unused_dust_indices_per_subaddr[0].second;
|
||
}
|
||
}
|
||
}
|
||
|
||
if (adding_fee)
|
||
{
|
||
LOG_PRINT_L1("We ran out of outputs while trying to gather final fee");
|
||
THROW_WALLET_EXCEPTION_IF(1, error::tx_not_possible, unlocked_balance(subaddr_account), needed_money, accumulated_fee + needed_fee);
|
||
}
|
||
|
||
LOG_PRINT_L1("Done creating " << txes.size() << " transactions, " << print_money(accumulated_fee) <<
|
||
" total fee, " << print_money(accumulated_change) << " total change");
|
||
|
||
hwdev.set_mode(hw::device::TRANSACTION_CREATE_REAL);
|
||
for (std::vector<TX>::iterator i = txes.begin(); i != txes.end(); ++i)
|
||
{
|
||
TX &tx = *i;
|
||
cryptonote::transaction test_tx;
|
||
pending_tx test_ptx;
|
||
if (use_rct) {
|
||
transfer_selected_rct(tx.dsts, /* NOMOD std::vector<cryptonote::tx_destination_entry> dsts,*/
|
||
tx.selected_transfers, /* const std::list<size_t> selected_transfers */
|
||
fake_outs_count, /* CONST size_t fake_outputs_count, */
|
||
tx.outs, /* MOD std::vector<std::vector<tools::wallet2::get_outs_entry>> &outs, */
|
||
unlock_time, /* CONST uint64_t unlock_time, */
|
||
tx.needed_fee, /* CONST uint64_t fee, */
|
||
extra, /* const std::vector<uint8_t>& extra, */
|
||
test_tx, /* OUT cryptonote::transaction& tx, */
|
||
test_ptx, /* OUT cryptonote::transaction& tx, */
|
||
bulletproof);
|
||
} else {
|
||
transfer_selected(tx.dsts,
|
||
tx.selected_transfers,
|
||
fake_outs_count,
|
||
tx.outs,
|
||
unlock_time,
|
||
tx.needed_fee,
|
||
extra,
|
||
detail::digit_split_strategy,
|
||
tx_dust_policy(::config::DEFAULT_DUST_THRESHOLD),
|
||
test_tx,
|
||
test_ptx);
|
||
}
|
||
auto txBlob = t_serializable_object_to_blob(test_ptx.tx);
|
||
tx.tx = test_tx;
|
||
tx.ptx = test_ptx;
|
||
tx.bytes = txBlob.size();
|
||
}
|
||
|
||
std::vector<wallet2::pending_tx> ptx_vector;
|
||
for (std::vector<TX>::iterator i = txes.begin(); i != txes.end(); ++i)
|
||
{
|
||
TX &tx = *i;
|
||
uint64_t tx_money = 0;
|
||
for (size_t idx: tx.selected_transfers)
|
||
tx_money += m_transfers[idx].amount();
|
||
LOG_PRINT_L1(" Transaction " << (1+std::distance(txes.begin(), i)) << "/" << txes.size() <<
|
||
" " << get_transaction_hash(tx.ptx.tx) << ": " << get_size_string(tx.bytes) << ", sending " << print_money(tx_money) << " in " << tx.selected_transfers.size() <<
|
||
" outputs to " << tx.dsts.size() << " destination(s), including " <<
|
||
print_money(tx.ptx.fee) << " fee, " << print_money(tx.ptx.change_dts.amount) << " change");
|
||
ptx_vector.push_back(tx.ptx);
|
||
}
|
||
|
||
// if we made it this far, we're OK to actually send the transactions
|
||
return ptx_vector;
|
||
}
|
||
|
||
std::vector<wallet2::pending_tx> wallet2::create_transactions_all(uint64_t below, const cryptonote::account_public_address &address, bool is_subaddress, const size_t fake_outs_count, const uint64_t unlock_time, uint32_t priority, const std::vector<uint8_t>& extra, uint32_t subaddr_account, std::set<uint32_t> subaddr_indices, bool trusted_daemon)
|
||
{
|
||
std::vector<size_t> unused_transfers_indices;
|
||
std::vector<size_t> unused_dust_indices;
|
||
const bool use_rct = use_fork_rules(4, 0);
|
||
|
||
THROW_WALLET_EXCEPTION_IF(unlocked_balance(subaddr_account) == 0, error::wallet_internal_error, "No unlocked balance in the entire wallet");
|
||
|
||
std::map<uint32_t, std::pair<std::vector<size_t>, std::vector<size_t>>> unused_transfer_dust_indices_per_subaddr;
|
||
|
||
// gather all dust and non-dust outputs of specified subaddress (if any) and below specified threshold (if any)
|
||
bool fund_found = false;
|
||
for (size_t i = 0; i < m_transfers.size(); ++i)
|
||
{
|
||
const transfer_details& td = m_transfers[i];
|
||
if (!td.m_spent && !td.m_key_image_partial && (use_rct ? true : !td.is_rct()) && is_transfer_unlocked(td) && td.m_subaddr_index.major == subaddr_account && (subaddr_indices.empty() || subaddr_indices.count(td.m_subaddr_index.minor) == 1))
|
||
{
|
||
fund_found = true;
|
||
if (below == 0 || td.amount() < below)
|
||
{
|
||
if ((td.is_rct()) || is_valid_decomposed_amount(td.amount()))
|
||
unused_transfer_dust_indices_per_subaddr[td.m_subaddr_index.minor].first.push_back(i);
|
||
else
|
||
unused_transfer_dust_indices_per_subaddr[td.m_subaddr_index.minor].second.push_back(i);
|
||
}
|
||
}
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!fund_found, error::wallet_internal_error, "No unlocked balance in the specified subaddress(es)");
|
||
THROW_WALLET_EXCEPTION_IF(unused_transfer_dust_indices_per_subaddr.empty(), error::wallet_internal_error, "The smallest amount found is not below the specified threshold");
|
||
|
||
if (subaddr_indices.empty())
|
||
{
|
||
// in case subaddress index wasn't specified, choose non-empty subaddress randomly (with index=0 being chosen last)
|
||
if (unused_transfer_dust_indices_per_subaddr.count(0) == 1 && unused_transfer_dust_indices_per_subaddr.size() > 1)
|
||
unused_transfer_dust_indices_per_subaddr.erase(0);
|
||
auto i = unused_transfer_dust_indices_per_subaddr.begin();
|
||
std::advance(i, crypto::rand<size_t>() % unused_transfer_dust_indices_per_subaddr.size());
|
||
unused_transfers_indices = i->second.first;
|
||
unused_dust_indices = i->second.second;
|
||
LOG_PRINT_L2("Spending from subaddress index " << i->first);
|
||
}
|
||
else
|
||
{
|
||
for (const auto& p : unused_transfer_dust_indices_per_subaddr)
|
||
{
|
||
unused_transfers_indices.insert(unused_transfers_indices.end(), p.second.first.begin(), p.second.first.end());
|
||
unused_dust_indices.insert(unused_dust_indices.end(), p.second.second.begin(), p.second.second.end());
|
||
LOG_PRINT_L2("Spending from subaddress index " << p.first);
|
||
}
|
||
}
|
||
|
||
return create_transactions_from(address, is_subaddress, unused_transfers_indices, unused_dust_indices, fake_outs_count, unlock_time, priority, extra, trusted_daemon);
|
||
}
|
||
|
||
std::vector<wallet2::pending_tx> wallet2::create_transactions_single(const crypto::key_image &ki, const cryptonote::account_public_address &address, bool is_subaddress, const size_t fake_outs_count, const uint64_t unlock_time, uint32_t priority, const std::vector<uint8_t>& extra, bool trusted_daemon)
|
||
{
|
||
std::vector<size_t> unused_transfers_indices;
|
||
std::vector<size_t> unused_dust_indices;
|
||
const bool use_rct = use_fork_rules(4, 0);
|
||
// find output with the given key image
|
||
for (size_t i = 0; i < m_transfers.size(); ++i)
|
||
{
|
||
const transfer_details& td = m_transfers[i];
|
||
if (td.m_key_image_known && td.m_key_image == ki && !td.m_spent && (use_rct ? true : !td.is_rct()) && is_transfer_unlocked(td))
|
||
{
|
||
if (td.is_rct() || is_valid_decomposed_amount(td.amount()))
|
||
unused_transfers_indices.push_back(i);
|
||
else
|
||
unused_dust_indices.push_back(i);
|
||
break;
|
||
}
|
||
}
|
||
return create_transactions_from(address, is_subaddress, unused_transfers_indices, unused_dust_indices, fake_outs_count, unlock_time, priority, extra, trusted_daemon);
|
||
}
|
||
|
||
std::vector<wallet2::pending_tx> wallet2::create_transactions_from(const cryptonote::account_public_address &address, bool is_subaddress, std::vector<size_t> unused_transfers_indices, std::vector<size_t> unused_dust_indices, const size_t fake_outs_count, const uint64_t unlock_time, uint32_t priority, const std::vector<uint8_t>& extra, bool trusted_daemon)
|
||
{
|
||
//ensure device is let in NONE mode in any case
|
||
hw::device &hwdev = m_account.get_device();
|
||
boost::unique_lock<hw::device> hwdev_lock (hwdev);
|
||
hw::reset_mode rst(hwdev);
|
||
|
||
uint64_t accumulated_fee, accumulated_outputs, accumulated_change;
|
||
struct TX {
|
||
std::vector<size_t> selected_transfers;
|
||
std::vector<cryptonote::tx_destination_entry> dsts;
|
||
cryptonote::transaction tx;
|
||
pending_tx ptx;
|
||
size_t bytes;
|
||
uint64_t needed_fee;
|
||
std::vector<std::vector<get_outs_entry>> outs;
|
||
|
||
TX() : bytes(0), needed_fee(0) {}
|
||
};
|
||
std::vector<TX> txes;
|
||
uint64_t needed_fee, available_for_fee = 0;
|
||
uint64_t upper_transaction_size_limit = get_upper_transaction_size_limit();
|
||
std::vector<std::vector<get_outs_entry>> outs;
|
||
|
||
const bool use_rct = fake_outs_count > 0 && use_fork_rules(4, 0);
|
||
const bool bulletproof = use_fork_rules(get_bulletproof_fork(), 0);
|
||
const uint64_t fee_per_kb = get_per_kb_fee();
|
||
const uint64_t fee_multiplier = get_fee_multiplier(priority, get_fee_algorithm());
|
||
|
||
LOG_PRINT_L2("Starting with " << unused_transfers_indices.size() << " non-dust outputs and " << unused_dust_indices.size() << " dust outputs");
|
||
|
||
if (unused_dust_indices.empty() && unused_transfers_indices.empty())
|
||
return std::vector<wallet2::pending_tx>();
|
||
|
||
// start with an empty tx
|
||
txes.push_back(TX());
|
||
accumulated_fee = 0;
|
||
accumulated_outputs = 0;
|
||
accumulated_change = 0;
|
||
needed_fee = 0;
|
||
|
||
// while we have something to send
|
||
hwdev.set_mode(hw::device::TRANSACTION_CREATE_FAKE);
|
||
while (!unused_dust_indices.empty() || !unused_transfers_indices.empty()) {
|
||
TX &tx = txes.back();
|
||
|
||
// get a random unspent output and use it to pay next chunk. We try to alternate
|
||
// dust and non dust to ensure we never get with only dust, from which we might
|
||
// get a tx that can't pay for itself
|
||
size_t idx = unused_transfers_indices.empty() ? pop_best_value(unused_dust_indices, tx.selected_transfers) : unused_dust_indices.empty() ? pop_best_value(unused_transfers_indices, tx.selected_transfers) : ((tx.selected_transfers.size() & 1) || accumulated_outputs > fee_per_kb * fee_multiplier * (upper_transaction_size_limit + 1023) / 1024) ? pop_best_value(unused_dust_indices, tx.selected_transfers) : pop_best_value(unused_transfers_indices, tx.selected_transfers);
|
||
|
||
const transfer_details &td = m_transfers[idx];
|
||
LOG_PRINT_L2("Picking output " << idx << ", amount " << print_money(td.amount()));
|
||
|
||
// add this output to the list to spend
|
||
tx.selected_transfers.push_back(idx);
|
||
uint64_t available_amount = td.amount();
|
||
accumulated_outputs += available_amount;
|
||
|
||
// clear any fake outs we'd already gathered, since we'll need a new set
|
||
outs.clear();
|
||
|
||
// here, check if we need to sent tx and start a new one
|
||
LOG_PRINT_L2("Considering whether to create a tx now, " << tx.selected_transfers.size() << " inputs, tx limit "
|
||
<< upper_transaction_size_limit);
|
||
const size_t estimated_rct_tx_size = estimate_tx_size(use_rct, tx.selected_transfers.size(), fake_outs_count, tx.dsts.size() + 1, extra.size(), bulletproof);
|
||
bool try_tx = (unused_dust_indices.empty() && unused_transfers_indices.empty()) || ( estimated_rct_tx_size >= TX_SIZE_TARGET(upper_transaction_size_limit));
|
||
|
||
if (try_tx) {
|
||
cryptonote::transaction test_tx;
|
||
pending_tx test_ptx;
|
||
|
||
const size_t estimated_tx_size = estimate_tx_size(use_rct, tx.selected_transfers.size(), fake_outs_count, tx.dsts.size(), extra.size(), bulletproof);
|
||
needed_fee = calculate_fee(fee_per_kb, estimated_tx_size, fee_multiplier);
|
||
|
||
tx.dsts.push_back(tx_destination_entry(1, address, is_subaddress));
|
||
|
||
LOG_PRINT_L2("Trying to create a tx now, with " << tx.dsts.size() << " destinations and " <<
|
||
tx.selected_transfers.size() << " outputs");
|
||
if (use_rct)
|
||
transfer_selected_rct(tx.dsts, tx.selected_transfers, fake_outs_count, outs, unlock_time, needed_fee, extra,
|
||
test_tx, test_ptx, bulletproof);
|
||
else
|
||
transfer_selected(tx.dsts, tx.selected_transfers, fake_outs_count, outs, unlock_time, needed_fee, extra,
|
||
detail::digit_split_strategy, tx_dust_policy(::config::DEFAULT_DUST_THRESHOLD), test_tx, test_ptx);
|
||
auto txBlob = t_serializable_object_to_blob(test_ptx.tx);
|
||
needed_fee = calculate_fee(fee_per_kb, txBlob, fee_multiplier);
|
||
available_for_fee = test_ptx.fee + test_ptx.dests[0].amount + test_ptx.change_dts.amount;
|
||
LOG_PRINT_L2("Made a " << get_size_string(txBlob) << " tx, with " << print_money(available_for_fee) << " available for fee (" <<
|
||
print_money(needed_fee) << " needed)");
|
||
|
||
THROW_WALLET_EXCEPTION_IF(needed_fee > available_for_fee, error::wallet_internal_error, "Transaction cannot pay for itself");
|
||
|
||
do {
|
||
LOG_PRINT_L2("We made a tx, adjusting fee and saving it");
|
||
tx.dsts[0].amount = available_for_fee - needed_fee;
|
||
if (use_rct)
|
||
transfer_selected_rct(tx.dsts, tx.selected_transfers, fake_outs_count, outs, unlock_time, needed_fee, extra,
|
||
test_tx, test_ptx, bulletproof);
|
||
else
|
||
transfer_selected(tx.dsts, tx.selected_transfers, fake_outs_count, outs, unlock_time, needed_fee, extra,
|
||
detail::digit_split_strategy, tx_dust_policy(::config::DEFAULT_DUST_THRESHOLD), test_tx, test_ptx);
|
||
txBlob = t_serializable_object_to_blob(test_ptx.tx);
|
||
needed_fee = calculate_fee(fee_per_kb, txBlob, fee_multiplier);
|
||
LOG_PRINT_L2("Made an attempt at a final " << get_size_string(txBlob) << " tx, with " << print_money(test_ptx.fee) <<
|
||
" fee and " << print_money(test_ptx.change_dts.amount) << " change");
|
||
} while (needed_fee > test_ptx.fee);
|
||
|
||
LOG_PRINT_L2("Made a final " << get_size_string(txBlob) << " tx, with " << print_money(test_ptx.fee) <<
|
||
" fee and " << print_money(test_ptx.change_dts.amount) << " change");
|
||
|
||
tx.tx = test_tx;
|
||
tx.ptx = test_ptx;
|
||
tx.bytes = txBlob.size();
|
||
tx.outs = outs;
|
||
tx.needed_fee = needed_fee;
|
||
accumulated_fee += test_ptx.fee;
|
||
accumulated_change += test_ptx.change_dts.amount;
|
||
if (!unused_transfers_indices.empty() || !unused_dust_indices.empty())
|
||
{
|
||
LOG_PRINT_L2("We have more to pay, starting another tx");
|
||
txes.push_back(TX());
|
||
}
|
||
}
|
||
}
|
||
|
||
LOG_PRINT_L1("Done creating " << txes.size() << " transactions, " << print_money(accumulated_fee) <<
|
||
" total fee, " << print_money(accumulated_change) << " total change");
|
||
|
||
hwdev.set_mode(hw::device::TRANSACTION_CREATE_REAL);
|
||
for (std::vector<TX>::iterator i = txes.begin(); i != txes.end(); ++i)
|
||
{
|
||
TX &tx = *i;
|
||
cryptonote::transaction test_tx;
|
||
pending_tx test_ptx;
|
||
if (use_rct) {
|
||
transfer_selected_rct(tx.dsts, tx.selected_transfers, fake_outs_count, tx.outs, unlock_time, tx.needed_fee, extra,
|
||
test_tx, test_ptx, bulletproof);
|
||
} else {
|
||
transfer_selected(tx.dsts, tx.selected_transfers, fake_outs_count, tx.outs, unlock_time, tx.needed_fee, extra,
|
||
detail::digit_split_strategy, tx_dust_policy(::config::DEFAULT_DUST_THRESHOLD), test_tx, test_ptx);
|
||
}
|
||
auto txBlob = t_serializable_object_to_blob(test_ptx.tx);
|
||
tx.tx = test_tx;
|
||
tx.ptx = test_ptx;
|
||
tx.bytes = txBlob.size();
|
||
}
|
||
|
||
std::vector<wallet2::pending_tx> ptx_vector;
|
||
for (std::vector<TX>::iterator i = txes.begin(); i != txes.end(); ++i)
|
||
{
|
||
TX &tx = *i;
|
||
uint64_t tx_money = 0;
|
||
for (size_t idx: tx.selected_transfers)
|
||
tx_money += m_transfers[idx].amount();
|
||
LOG_PRINT_L1(" Transaction " << (1+std::distance(txes.begin(), i)) << "/" << txes.size() <<
|
||
" " << get_transaction_hash(tx.ptx.tx) << ": " << get_size_string(tx.bytes) << ", sending " << print_money(tx_money) << " in " << tx.selected_transfers.size() <<
|
||
" outputs to " << tx.dsts.size() << " destination(s), including " <<
|
||
print_money(tx.ptx.fee) << " fee, " << print_money(tx.ptx.change_dts.amount) << " change");
|
||
ptx_vector.push_back(tx.ptx);
|
||
}
|
||
|
||
// if we made it this far, we're OK to actually send the transactions
|
||
return ptx_vector;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::get_hard_fork_info(uint8_t version, uint64_t &earliest_height) const
|
||
{
|
||
boost::optional<std::string> result = m_node_rpc_proxy.get_earliest_height(version, earliest_height);
|
||
throw_on_rpc_response_error(result, "get_hard_fork_info");
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::use_fork_rules(uint8_t version, int64_t early_blocks) const
|
||
{
|
||
// TODO: How to get fork rule info from light wallet node?
|
||
if(m_light_wallet)
|
||
return true;
|
||
uint64_t height, earliest_height;
|
||
boost::optional<std::string> result = m_node_rpc_proxy.get_height(height);
|
||
throw_on_rpc_response_error(result, "get_info");
|
||
result = m_node_rpc_proxy.get_earliest_height(version, earliest_height);
|
||
throw_on_rpc_response_error(result, "get_hard_fork_info");
|
||
|
||
bool close_enough = height >= earliest_height - early_blocks && earliest_height != std::numeric_limits<uint64_t>::max(); // start using the rules that many blocks beforehand
|
||
if (close_enough)
|
||
LOG_PRINT_L2("Using v" << (unsigned)version << " rules");
|
||
else
|
||
LOG_PRINT_L2("Not using v" << (unsigned)version << " rules");
|
||
return close_enough;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::get_upper_transaction_size_limit() const
|
||
{
|
||
if (m_upper_transaction_size_limit > 0)
|
||
return m_upper_transaction_size_limit;
|
||
uint64_t full_reward_zone = use_fork_rules(5, 10) ? CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V5 : use_fork_rules(2, 10) ? CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V2 : CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V1;
|
||
return full_reward_zone - CRYPTONOTE_COINBASE_BLOB_RESERVED_SIZE;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::vector<size_t> wallet2::select_available_outputs(const std::function<bool(const transfer_details &td)> &f) const
|
||
{
|
||
std::vector<size_t> outputs;
|
||
size_t n = 0;
|
||
for (transfer_container::const_iterator i = m_transfers.begin(); i != m_transfers.end(); ++i, ++n)
|
||
{
|
||
if (i->m_spent)
|
||
continue;
|
||
if (i->m_key_image_partial)
|
||
continue;
|
||
if (!is_transfer_unlocked(*i))
|
||
continue;
|
||
if (f(*i))
|
||
outputs.push_back(n);
|
||
}
|
||
return outputs;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::vector<uint64_t> wallet2::get_unspent_amounts_vector() const
|
||
{
|
||
std::set<uint64_t> set;
|
||
for (const auto &td: m_transfers)
|
||
{
|
||
if (!td.m_spent)
|
||
set.insert(td.is_rct() ? 0 : td.amount());
|
||
}
|
||
std::vector<uint64_t> vector;
|
||
vector.reserve(set.size());
|
||
for (const auto &i: set)
|
||
{
|
||
vector.push_back(i);
|
||
}
|
||
return vector;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::vector<size_t> wallet2::select_available_outputs_from_histogram(uint64_t count, bool atleast, bool unlocked, bool allow_rct, bool trusted_daemon)
|
||
{
|
||
cryptonote::COMMAND_RPC_GET_OUTPUT_HISTOGRAM::request req_t = AUTO_VAL_INIT(req_t);
|
||
cryptonote::COMMAND_RPC_GET_OUTPUT_HISTOGRAM::response resp_t = AUTO_VAL_INIT(resp_t);
|
||
m_daemon_rpc_mutex.lock();
|
||
if (trusted_daemon)
|
||
req_t.amounts = get_unspent_amounts_vector();
|
||
req_t.min_count = count;
|
||
req_t.max_count = 0;
|
||
req_t.unlocked = unlocked;
|
||
req_t.recent_cutoff = 0;
|
||
bool r = net_utils::invoke_http_json_rpc("/json_rpc", "get_output_histogram", req_t, resp_t, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "select_available_outputs_from_histogram");
|
||
THROW_WALLET_EXCEPTION_IF(resp_t.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_output_histogram");
|
||
THROW_WALLET_EXCEPTION_IF(resp_t.status != CORE_RPC_STATUS_OK, error::get_histogram_error, resp_t.status);
|
||
|
||
std::set<uint64_t> mixable;
|
||
for (const auto &i: resp_t.histogram)
|
||
{
|
||
mixable.insert(i.amount);
|
||
}
|
||
|
||
return select_available_outputs([mixable, atleast, allow_rct](const transfer_details &td) {
|
||
if (!allow_rct && td.is_rct())
|
||
return false;
|
||
const uint64_t amount = td.is_rct() ? 0 : td.amount();
|
||
if (atleast) {
|
||
if (mixable.find(amount) != mixable.end())
|
||
return true;
|
||
}
|
||
else {
|
||
if (mixable.find(amount) == mixable.end())
|
||
return true;
|
||
}
|
||
return false;
|
||
});
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::get_num_rct_outputs()
|
||
{
|
||
cryptonote::COMMAND_RPC_GET_OUTPUT_HISTOGRAM::request req_t = AUTO_VAL_INIT(req_t);
|
||
cryptonote::COMMAND_RPC_GET_OUTPUT_HISTOGRAM::response resp_t = AUTO_VAL_INIT(resp_t);
|
||
m_daemon_rpc_mutex.lock();
|
||
req_t.amounts.push_back(0);
|
||
req_t.min_count = 0;
|
||
req_t.max_count = 0;
|
||
req_t.unlocked = true;
|
||
req_t.recent_cutoff = 0;
|
||
bool r = net_utils::invoke_http_json_rpc("/json_rpc", "get_output_histogram", req_t, resp_t, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_num_rct_outputs");
|
||
THROW_WALLET_EXCEPTION_IF(resp_t.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_output_histogram");
|
||
THROW_WALLET_EXCEPTION_IF(resp_t.status != CORE_RPC_STATUS_OK, error::get_histogram_error, resp_t.status);
|
||
THROW_WALLET_EXCEPTION_IF(resp_t.histogram.size() != 1, error::get_histogram_error, "Expected exactly one response");
|
||
THROW_WALLET_EXCEPTION_IF(resp_t.histogram[0].amount != 0, error::get_histogram_error, "Expected 0 amount");
|
||
|
||
return resp_t.histogram[0].total_instances;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
const wallet2::transfer_details &wallet2::get_transfer_details(size_t idx) const
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(idx >= m_transfers.size(), error::wallet_internal_error, "Bad transfer index");
|
||
return m_transfers[idx];
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::vector<size_t> wallet2::select_available_unmixable_outputs(bool trusted_daemon)
|
||
{
|
||
// request all outputs with less than 3 instances
|
||
const size_t min_mixin = use_fork_rules(7, 10) ? 6 : use_fork_rules(6, 10) ? 4 : 2; // v6 increases min mixin from 2 to 4, v7 to 6
|
||
return select_available_outputs_from_histogram(min_mixin + 1, false, true, false, trusted_daemon);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::vector<size_t> wallet2::select_available_mixable_outputs(bool trusted_daemon)
|
||
{
|
||
// request all outputs with at least 3 instances, so we can use mixin 2 with
|
||
const size_t min_mixin = use_fork_rules(7, 10) ? 6 : use_fork_rules(6, 10) ? 4 : 2; // v6 increases min mixin from 2 to 4, v7 to 6
|
||
return select_available_outputs_from_histogram(min_mixin + 1, true, true, true, trusted_daemon);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::vector<wallet2::pending_tx> wallet2::create_unmixable_sweep_transactions(bool trusted_daemon)
|
||
{
|
||
// From hard fork 1, we don't consider small amounts to be dust anymore
|
||
const bool hf1_rules = use_fork_rules(2, 10); // first hard fork has version 2
|
||
tx_dust_policy dust_policy(hf1_rules ? 0 : ::config::DEFAULT_DUST_THRESHOLD);
|
||
|
||
const uint64_t fee_per_kb = get_per_kb_fee();
|
||
|
||
// may throw
|
||
std::vector<size_t> unmixable_outputs = select_available_unmixable_outputs(trusted_daemon);
|
||
size_t num_dust_outputs = unmixable_outputs.size();
|
||
|
||
if (num_dust_outputs == 0)
|
||
{
|
||
return std::vector<wallet2::pending_tx>();
|
||
}
|
||
|
||
// split in "dust" and "non dust" to make it easier to select outputs
|
||
std::vector<size_t> unmixable_transfer_outputs, unmixable_dust_outputs;
|
||
for (auto n: unmixable_outputs)
|
||
{
|
||
if (m_transfers[n].amount() < fee_per_kb)
|
||
unmixable_dust_outputs.push_back(n);
|
||
else
|
||
unmixable_transfer_outputs.push_back(n);
|
||
}
|
||
|
||
return create_transactions_from(m_account_public_address, false, unmixable_transfer_outputs, unmixable_dust_outputs, 0 /*fake_outs_count */, 0 /* unlock_time */, 1 /*priority */, std::vector<uint8_t>(), trusted_daemon);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::discard_unmixable_outputs(bool trusted_daemon)
|
||
{
|
||
// may throw
|
||
std::vector<size_t> unmixable_outputs = select_available_unmixable_outputs(trusted_daemon);
|
||
for (size_t idx : unmixable_outputs)
|
||
{
|
||
m_transfers[idx].m_spent = true;
|
||
}
|
||
}
|
||
|
||
bool wallet2::get_tx_key(const crypto::hash &txid, crypto::secret_key &tx_key, std::vector<crypto::secret_key> &additional_tx_keys) const
|
||
{
|
||
additional_tx_keys.clear();
|
||
const std::unordered_map<crypto::hash, crypto::secret_key>::const_iterator i = m_tx_keys.find(txid);
|
||
if (i == m_tx_keys.end())
|
||
return false;
|
||
tx_key = i->second;
|
||
const auto j = m_additional_tx_keys.find(txid);
|
||
if (j != m_additional_tx_keys.end())
|
||
additional_tx_keys = j->second;
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::get_spend_proof(const crypto::hash &txid, const std::string &message)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(m_watch_only, error::wallet_internal_error,
|
||
"get_spend_proof requires spend secret key and is not available for a watch-only wallet");
|
||
|
||
// fetch tx from daemon
|
||
COMMAND_RPC_GET_TRANSACTIONS::request req = AUTO_VAL_INIT(req);
|
||
req.txs_hashes.push_back(epee::string_tools::pod_to_hex(txid));
|
||
req.decode_as_json = false;
|
||
req.prune = false;
|
||
COMMAND_RPC_GET_TRANSACTIONS::response res = AUTO_VAL_INIT(res);
|
||
bool r;
|
||
{
|
||
const boost::lock_guard<boost::mutex> lock{m_daemon_rpc_mutex};
|
||
r = epee::net_utils::invoke_http_json("/gettransactions", req, res, m_http_client, rpc_timeout);
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "gettransactions");
|
||
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "gettransactions");
|
||
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::wallet_internal_error, "gettransactions");
|
||
THROW_WALLET_EXCEPTION_IF(res.txs.size() != 1, error::wallet_internal_error,
|
||
"daemon returned wrong response for gettransactions, wrong txs count = " +
|
||
std::to_string(res.txs.size()) + ", expected 1");
|
||
cryptonote::blobdata bd;
|
||
THROW_WALLET_EXCEPTION_IF(!epee::string_tools::parse_hexstr_to_binbuff(res.txs[0].as_hex, bd), error::wallet_internal_error, "failed to parse tx from hexstr");
|
||
cryptonote::transaction tx;
|
||
crypto::hash tx_hash, tx_prefix_hash;
|
||
THROW_WALLET_EXCEPTION_IF(!cryptonote::parse_and_validate_tx_from_blob(bd, tx, tx_hash, tx_prefix_hash), error::wallet_internal_error, "failed to parse tx from blob");
|
||
THROW_WALLET_EXCEPTION_IF(tx_hash != txid, error::wallet_internal_error, "txid mismatch");
|
||
|
||
std::vector<std::vector<crypto::signature>> signatures;
|
||
|
||
// get signature prefix hash
|
||
std::string sig_prefix_data((const char*)&txid, sizeof(crypto::hash));
|
||
sig_prefix_data += message;
|
||
crypto::hash sig_prefix_hash;
|
||
crypto::cn_fast_hash(sig_prefix_data.data(), sig_prefix_data.size(), sig_prefix_hash);
|
||
|
||
for(size_t i = 0; i < tx.vin.size(); ++i)
|
||
{
|
||
const txin_to_key* const in_key = boost::get<txin_to_key>(std::addressof(tx.vin[i]));
|
||
if (in_key == nullptr)
|
||
continue;
|
||
|
||
// check if the key image belongs to us
|
||
const auto found = m_key_images.find(in_key->k_image);
|
||
if(found == m_key_images.end())
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(i > 0, error::wallet_internal_error, "subset of key images belong to us, very weird!");
|
||
THROW_WALLET_EXCEPTION_IF(true, error::wallet_internal_error, "This tx wasn't generated by this wallet!");
|
||
}
|
||
|
||
// derive the real output keypair
|
||
const transfer_details& in_td = m_transfers[found->second];
|
||
const txout_to_key* const in_tx_out_pkey = boost::get<txout_to_key>(std::addressof(in_td.m_tx.vout[in_td.m_internal_output_index].target));
|
||
THROW_WALLET_EXCEPTION_IF(in_tx_out_pkey == nullptr, error::wallet_internal_error, "Output is not txout_to_key");
|
||
const crypto::public_key in_tx_pub_key = get_tx_pub_key_from_extra(in_td.m_tx, in_td.m_pk_index);
|
||
const std::vector<crypto::public_key> in_additionakl_tx_pub_keys = get_additional_tx_pub_keys_from_extra(in_td.m_tx);
|
||
keypair in_ephemeral;
|
||
crypto::key_image in_img;
|
||
THROW_WALLET_EXCEPTION_IF(!generate_key_image_helper(m_account.get_keys(), m_subaddresses, in_tx_out_pkey->key, in_tx_pub_key, in_additionakl_tx_pub_keys, in_td.m_internal_output_index, in_ephemeral, in_img, m_account.get_device()),
|
||
error::wallet_internal_error, "failed to generate key image");
|
||
THROW_WALLET_EXCEPTION_IF(in_key->k_image != in_img, error::wallet_internal_error, "key image mismatch");
|
||
|
||
// get output pubkeys in the ring
|
||
const std::vector<uint64_t> absolute_offsets = cryptonote::relative_output_offsets_to_absolute(in_key->key_offsets);
|
||
const size_t ring_size = in_key->key_offsets.size();
|
||
THROW_WALLET_EXCEPTION_IF(absolute_offsets.size() != ring_size, error::wallet_internal_error, "absolute offsets size is wrong");
|
||
COMMAND_RPC_GET_OUTPUTS_BIN::request req = AUTO_VAL_INIT(req);
|
||
req.outputs.resize(ring_size);
|
||
for (size_t j = 0; j < ring_size; ++j)
|
||
{
|
||
req.outputs[j].amount = in_key->amount;
|
||
req.outputs[j].index = absolute_offsets[j];
|
||
}
|
||
COMMAND_RPC_GET_OUTPUTS_BIN::response res = AUTO_VAL_INIT(res);
|
||
bool r;
|
||
{
|
||
const boost::lock_guard<boost::mutex> lock{m_daemon_rpc_mutex};
|
||
r = epee::net_utils::invoke_http_bin("/get_outs.bin", req, res, m_http_client, rpc_timeout);
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_outs.bin");
|
||
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_outs.bin");
|
||
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::wallet_internal_error, "get_outs.bin");
|
||
THROW_WALLET_EXCEPTION_IF(res.outs.size() != ring_size, error::wallet_internal_error,
|
||
"daemon returned wrong response for get_outs.bin, wrong amounts count = " +
|
||
std::to_string(res.outs.size()) + ", expected " + std::to_string(ring_size));
|
||
|
||
// copy pubkey pointers
|
||
std::vector<const crypto::public_key *> p_output_keys;
|
||
for (const COMMAND_RPC_GET_OUTPUTS_BIN::outkey &out : res.outs)
|
||
p_output_keys.push_back(&out.key);
|
||
|
||
// figure out real output index and secret key
|
||
size_t sec_index = -1;
|
||
for (size_t j = 0; j < ring_size; ++j)
|
||
{
|
||
if (res.outs[j].key == in_ephemeral.pub)
|
||
{
|
||
sec_index = j;
|
||
break;
|
||
}
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(sec_index >= ring_size, error::wallet_internal_error, "secret index not found");
|
||
|
||
// generate ring sig for this input
|
||
signatures.push_back(std::vector<crypto::signature>());
|
||
std::vector<crypto::signature>& sigs = signatures.back();
|
||
sigs.resize(in_key->key_offsets.size());
|
||
crypto::generate_ring_signature(sig_prefix_hash, in_key->k_image, p_output_keys, in_ephemeral.sec, sec_index, sigs.data());
|
||
}
|
||
|
||
std::string sig_str = "SpendProofV1";
|
||
for (const std::vector<crypto::signature>& ring_sig : signatures)
|
||
for (const crypto::signature& sig : ring_sig)
|
||
sig_str += tools::base58::encode(std::string((const char *)&sig, sizeof(crypto::signature)));
|
||
return sig_str;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::check_spend_proof(const crypto::hash &txid, const std::string &message, const std::string &sig_str)
|
||
{
|
||
const std::string header = "SpendProofV1";
|
||
const size_t header_len = header.size();
|
||
THROW_WALLET_EXCEPTION_IF(sig_str.size() < header_len || sig_str.substr(0, header_len) != header, error::wallet_internal_error,
|
||
"Signature header check error");
|
||
|
||
// fetch tx from daemon
|
||
COMMAND_RPC_GET_TRANSACTIONS::request req = AUTO_VAL_INIT(req);
|
||
req.txs_hashes.push_back(epee::string_tools::pod_to_hex(txid));
|
||
req.decode_as_json = false;
|
||
req.prune = false;
|
||
COMMAND_RPC_GET_TRANSACTIONS::response res = AUTO_VAL_INIT(res);
|
||
bool r;
|
||
{
|
||
const boost::lock_guard<boost::mutex> lock{m_daemon_rpc_mutex};
|
||
r = epee::net_utils::invoke_http_json("/gettransactions", req, res, m_http_client, rpc_timeout);
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "gettransactions");
|
||
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "gettransactions");
|
||
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::wallet_internal_error, "gettransactions");
|
||
THROW_WALLET_EXCEPTION_IF(res.txs.size() != 1, error::wallet_internal_error,
|
||
"daemon returned wrong response for gettransactions, wrong txs count = " +
|
||
std::to_string(res.txs.size()) + ", expected 1");
|
||
cryptonote::blobdata bd;
|
||
THROW_WALLET_EXCEPTION_IF(!epee::string_tools::parse_hexstr_to_binbuff(res.txs[0].as_hex, bd), error::wallet_internal_error, "failed to parse tx from hexstr");
|
||
cryptonote::transaction tx;
|
||
crypto::hash tx_hash, tx_prefix_hash;
|
||
THROW_WALLET_EXCEPTION_IF(!cryptonote::parse_and_validate_tx_from_blob(bd, tx, tx_hash, tx_prefix_hash), error::wallet_internal_error, "failed to parse tx from blob");
|
||
THROW_WALLET_EXCEPTION_IF(tx_hash != txid, error::wallet_internal_error, "txid mismatch");
|
||
|
||
// check signature size
|
||
size_t num_sigs = 0;
|
||
for(size_t i = 0; i < tx.vin.size(); ++i)
|
||
{
|
||
const txin_to_key* const in_key = boost::get<txin_to_key>(std::addressof(tx.vin[i]));
|
||
if (in_key != nullptr)
|
||
num_sigs += in_key->key_offsets.size();
|
||
}
|
||
std::vector<std::vector<crypto::signature>> signatures = { std::vector<crypto::signature>(1) };
|
||
const size_t sig_len = tools::base58::encode(std::string((const char *)&signatures[0][0], sizeof(crypto::signature))).size();
|
||
if( sig_str.size() != header_len + num_sigs * sig_len ) {
|
||
return false;
|
||
}
|
||
|
||
// decode base58
|
||
signatures.clear();
|
||
size_t offset = header_len;
|
||
for(size_t i = 0; i < tx.vin.size(); ++i)
|
||
{
|
||
const txin_to_key* const in_key = boost::get<txin_to_key>(std::addressof(tx.vin[i]));
|
||
if (in_key == nullptr)
|
||
continue;
|
||
signatures.resize(signatures.size() + 1);
|
||
signatures.back().resize(in_key->key_offsets.size());
|
||
for (size_t j = 0; j < in_key->key_offsets.size(); ++j)
|
||
{
|
||
std::string sig_decoded;
|
||
THROW_WALLET_EXCEPTION_IF(!tools::base58::decode(sig_str.substr(offset, sig_len), sig_decoded), error::wallet_internal_error, "Signature decoding error");
|
||
THROW_WALLET_EXCEPTION_IF(sizeof(crypto::signature) != sig_decoded.size(), error::wallet_internal_error, "Signature decoding error");
|
||
memcpy(&signatures.back()[j], sig_decoded.data(), sizeof(crypto::signature));
|
||
offset += sig_len;
|
||
}
|
||
}
|
||
|
||
// get signature prefix hash
|
||
std::string sig_prefix_data((const char*)&txid, sizeof(crypto::hash));
|
||
sig_prefix_data += message;
|
||
crypto::hash sig_prefix_hash;
|
||
crypto::cn_fast_hash(sig_prefix_data.data(), sig_prefix_data.size(), sig_prefix_hash);
|
||
|
||
std::vector<std::vector<crypto::signature>>::const_iterator sig_iter = signatures.cbegin();
|
||
for(size_t i = 0; i < tx.vin.size(); ++i)
|
||
{
|
||
const txin_to_key* const in_key = boost::get<txin_to_key>(std::addressof(tx.vin[i]));
|
||
if (in_key == nullptr)
|
||
continue;
|
||
|
||
// get output pubkeys in the ring
|
||
COMMAND_RPC_GET_OUTPUTS_BIN::request req = AUTO_VAL_INIT(req);
|
||
const std::vector<uint64_t> absolute_offsets = cryptonote::relative_output_offsets_to_absolute(in_key->key_offsets);
|
||
req.outputs.resize(absolute_offsets.size());
|
||
for (size_t j = 0; j < absolute_offsets.size(); ++j)
|
||
{
|
||
req.outputs[j].amount = in_key->amount;
|
||
req.outputs[j].index = absolute_offsets[j];
|
||
}
|
||
COMMAND_RPC_GET_OUTPUTS_BIN::response res = AUTO_VAL_INIT(res);
|
||
bool r;
|
||
{
|
||
const boost::lock_guard<boost::mutex> lock{m_daemon_rpc_mutex};
|
||
r = epee::net_utils::invoke_http_bin("/get_outs.bin", req, res, m_http_client, rpc_timeout);
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_outs.bin");
|
||
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_outs.bin");
|
||
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::wallet_internal_error, "get_outs.bin");
|
||
THROW_WALLET_EXCEPTION_IF(res.outs.size() != req.outputs.size(), error::wallet_internal_error,
|
||
"daemon returned wrong response for get_outs.bin, wrong amounts count = " +
|
||
std::to_string(res.outs.size()) + ", expected " + std::to_string(req.outputs.size()));
|
||
|
||
// copy pointers
|
||
std::vector<const crypto::public_key *> p_output_keys;
|
||
for (const COMMAND_RPC_GET_OUTPUTS_BIN::outkey &out : res.outs)
|
||
p_output_keys.push_back(&out.key);
|
||
|
||
// check this ring
|
||
if (!crypto::check_ring_signature(sig_prefix_hash, in_key->k_image, p_output_keys, sig_iter->data()))
|
||
return false;
|
||
++sig_iter;
|
||
}
|
||
THROW_WALLET_EXCEPTION_IF(sig_iter != signatures.cend(), error::wallet_internal_error, "Signature iterator didn't reach the end");
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
|
||
void wallet2::check_tx_key(const crypto::hash &txid, const crypto::secret_key &tx_key, const std::vector<crypto::secret_key> &additional_tx_keys, const cryptonote::account_public_address &address, uint64_t &received, bool &in_pool, uint64_t &confirmations)
|
||
{
|
||
crypto::key_derivation derivation;
|
||
THROW_WALLET_EXCEPTION_IF(!crypto::generate_key_derivation(address.m_view_public_key, tx_key, derivation), error::wallet_internal_error,
|
||
"Failed to generate key derivation from supplied parameters");
|
||
|
||
std::vector<crypto::key_derivation> additional_derivations;
|
||
additional_derivations.resize(additional_tx_keys.size());
|
||
for (size_t i = 0; i < additional_tx_keys.size(); ++i)
|
||
THROW_WALLET_EXCEPTION_IF(!crypto::generate_key_derivation(address.m_view_public_key, additional_tx_keys[i], additional_derivations[i]), error::wallet_internal_error,
|
||
"Failed to generate key derivation from supplied parameters");
|
||
|
||
check_tx_key_helper(txid, derivation, additional_derivations, address, received, in_pool, confirmations);
|
||
}
|
||
|
||
void wallet2::check_tx_key_helper(const crypto::hash &txid, const crypto::key_derivation &derivation, const std::vector<crypto::key_derivation> &additional_derivations, const cryptonote::account_public_address &address, uint64_t &received, bool &in_pool, uint64_t &confirmations)
|
||
{
|
||
COMMAND_RPC_GET_TRANSACTIONS::request req;
|
||
COMMAND_RPC_GET_TRANSACTIONS::response res;
|
||
req.txs_hashes.push_back(epee::string_tools::pod_to_hex(txid));
|
||
req.decode_as_json = false;
|
||
req.prune = false;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool ok = epee::net_utils::invoke_http_json("/gettransactions", req, res, m_http_client);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!ok || (res.txs.size() != 1 && res.txs_as_hex.size() != 1),
|
||
error::wallet_internal_error, "Failed to get transaction from daemon");
|
||
|
||
cryptonote::blobdata tx_data;
|
||
if (res.txs.size() == 1)
|
||
ok = string_tools::parse_hexstr_to_binbuff(res.txs.front().as_hex, tx_data);
|
||
else
|
||
ok = string_tools::parse_hexstr_to_binbuff(res.txs_as_hex.front(), tx_data);
|
||
THROW_WALLET_EXCEPTION_IF(!ok, error::wallet_internal_error, "Failed to parse transaction from daemon");
|
||
|
||
crypto::hash tx_hash, tx_prefix_hash;
|
||
cryptonote::transaction tx;
|
||
THROW_WALLET_EXCEPTION_IF(!cryptonote::parse_and_validate_tx_from_blob(tx_data, tx, tx_hash, tx_prefix_hash), error::wallet_internal_error,
|
||
"Failed to validate transaction from daemon");
|
||
THROW_WALLET_EXCEPTION_IF(tx_hash != txid, error::wallet_internal_error,
|
||
"Failed to get the right transaction from daemon");
|
||
THROW_WALLET_EXCEPTION_IF(!additional_derivations.empty() && additional_derivations.size() != tx.vout.size(), error::wallet_internal_error,
|
||
"The size of additional derivations is wrong");
|
||
|
||
received = 0;
|
||
hw::device &hwdev = m_account.get_device();
|
||
for (size_t n = 0; n < tx.vout.size(); ++n)
|
||
{
|
||
const cryptonote::txout_to_key* const out_key = boost::get<cryptonote::txout_to_key>(std::addressof(tx.vout[n].target));
|
||
if (!out_key)
|
||
continue;
|
||
|
||
crypto::public_key derived_out_key;
|
||
bool r = hwdev.derive_public_key(derivation, n, address.m_spend_public_key, derived_out_key);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "Failed to derive public key");
|
||
bool found = out_key->key == derived_out_key;
|
||
crypto::key_derivation found_derivation = derivation;
|
||
if (!found && !additional_derivations.empty())
|
||
{
|
||
r = hwdev.derive_public_key(additional_derivations[n], n, address.m_spend_public_key, derived_out_key);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "Failed to derive public key");
|
||
found = out_key->key == derived_out_key;
|
||
found_derivation = additional_derivations[n];
|
||
}
|
||
|
||
if (found)
|
||
{
|
||
uint64_t amount;
|
||
if (tx.version == 1 || tx.rct_signatures.type == rct::RCTTypeNull)
|
||
{
|
||
amount = tx.vout[n].amount;
|
||
}
|
||
else
|
||
{
|
||
crypto::secret_key scalar1;
|
||
hwdev.derivation_to_scalar(found_derivation, n, scalar1);
|
||
rct::ecdhTuple ecdh_info = tx.rct_signatures.ecdhInfo[n];
|
||
hwdev.ecdhDecode(ecdh_info, rct::sk2rct(scalar1));
|
||
const rct::key C = tx.rct_signatures.outPk[n].mask;
|
||
rct::key Ctmp;
|
||
rct::addKeys2(Ctmp, ecdh_info.mask, ecdh_info.amount, rct::H);
|
||
if (rct::equalKeys(C, Ctmp))
|
||
amount = rct::h2d(ecdh_info.amount);
|
||
else
|
||
amount = 0;
|
||
}
|
||
received += amount;
|
||
}
|
||
}
|
||
|
||
in_pool = res.txs.front().in_pool;
|
||
confirmations = (uint64_t)-1;
|
||
if (!in_pool)
|
||
{
|
||
std::string err;
|
||
uint64_t bc_height = get_daemon_blockchain_height(err);
|
||
if (err.empty())
|
||
confirmations = bc_height - (res.txs.front().block_height + 1);
|
||
}
|
||
}
|
||
|
||
std::string wallet2::get_tx_proof(const crypto::hash &txid, const cryptonote::account_public_address &address, bool is_subaddress, const std::string &message)
|
||
{
|
||
// determine if the address is found in the subaddress hash table (i.e. whether the proof is outbound or inbound)
|
||
const bool is_out = m_subaddresses.count(address.m_spend_public_key) == 0;
|
||
|
||
std::string prefix_data((const char*)&txid, sizeof(crypto::hash));
|
||
prefix_data += message;
|
||
crypto::hash prefix_hash;
|
||
crypto::cn_fast_hash(prefix_data.data(), prefix_data.size(), prefix_hash);
|
||
|
||
std::vector<crypto::public_key> shared_secret;
|
||
std::vector<crypto::signature> sig;
|
||
std::string sig_str;
|
||
if (is_out)
|
||
{
|
||
crypto::secret_key tx_key;
|
||
std::vector<crypto::secret_key> additional_tx_keys;
|
||
THROW_WALLET_EXCEPTION_IF(!get_tx_key(txid, tx_key, additional_tx_keys), error::wallet_internal_error, "Tx secret key wasn't found in the wallet file.");
|
||
|
||
const size_t num_sigs = 1 + additional_tx_keys.size();
|
||
shared_secret.resize(num_sigs);
|
||
sig.resize(num_sigs);
|
||
|
||
shared_secret[0] = rct::rct2pk(rct::scalarmultKey(rct::pk2rct(address.m_view_public_key), rct::sk2rct(tx_key)));
|
||
crypto::public_key tx_pub_key;
|
||
if (is_subaddress)
|
||
{
|
||
tx_pub_key = rct2pk(rct::scalarmultKey(rct::pk2rct(address.m_spend_public_key), rct::sk2rct(tx_key)));
|
||
crypto::generate_tx_proof(prefix_hash, tx_pub_key, address.m_view_public_key, address.m_spend_public_key, shared_secret[0], tx_key, sig[0]);
|
||
}
|
||
else
|
||
{
|
||
crypto::secret_key_to_public_key(tx_key, tx_pub_key);
|
||
crypto::generate_tx_proof(prefix_hash, tx_pub_key, address.m_view_public_key, boost::none, shared_secret[0], tx_key, sig[0]);
|
||
}
|
||
for (size_t i = 1; i < num_sigs; ++i)
|
||
{
|
||
shared_secret[i] = rct::rct2pk(rct::scalarmultKey(rct::pk2rct(address.m_view_public_key), rct::sk2rct(additional_tx_keys[i - 1])));
|
||
if (is_subaddress)
|
||
{
|
||
tx_pub_key = rct2pk(rct::scalarmultKey(rct::pk2rct(address.m_spend_public_key), rct::sk2rct(additional_tx_keys[i - 1])));
|
||
crypto::generate_tx_proof(prefix_hash, tx_pub_key, address.m_view_public_key, address.m_spend_public_key, shared_secret[i], additional_tx_keys[i - 1], sig[i]);
|
||
}
|
||
else
|
||
{
|
||
crypto::secret_key_to_public_key(additional_tx_keys[i - 1], tx_pub_key);
|
||
crypto::generate_tx_proof(prefix_hash, tx_pub_key, address.m_view_public_key, boost::none, shared_secret[i], additional_tx_keys[i - 1], sig[i]);
|
||
}
|
||
}
|
||
sig_str = std::string("OutProofV1");
|
||
}
|
||
else
|
||
{
|
||
// fetch tx pubkey from the daemon
|
||
COMMAND_RPC_GET_TRANSACTIONS::request req;
|
||
COMMAND_RPC_GET_TRANSACTIONS::response res;
|
||
req.txs_hashes.push_back(epee::string_tools::pod_to_hex(txid));
|
||
req.decode_as_json = false;
|
||
req.prune = false;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool ok = net_utils::invoke_http_json("/gettransactions", req, res, m_http_client);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!ok || (res.txs.size() != 1 && res.txs_as_hex.size() != 1),
|
||
error::wallet_internal_error, "Failed to get transaction from daemon");
|
||
|
||
cryptonote::blobdata tx_data;
|
||
if (res.txs.size() == 1)
|
||
ok = string_tools::parse_hexstr_to_binbuff(res.txs.front().as_hex, tx_data);
|
||
else
|
||
ok = string_tools::parse_hexstr_to_binbuff(res.txs_as_hex.front(), tx_data);
|
||
THROW_WALLET_EXCEPTION_IF(!ok, error::wallet_internal_error, "Failed to parse transaction from daemon");
|
||
|
||
crypto::hash tx_hash, tx_prefix_hash;
|
||
cryptonote::transaction tx;
|
||
THROW_WALLET_EXCEPTION_IF(!cryptonote::parse_and_validate_tx_from_blob(tx_data, tx, tx_hash, tx_prefix_hash), error::wallet_internal_error,
|
||
"Failed to validate transaction from daemon");
|
||
THROW_WALLET_EXCEPTION_IF(tx_hash != txid, error::wallet_internal_error, "Failed to get the right transaction from daemon");
|
||
|
||
crypto::public_key tx_pub_key = get_tx_pub_key_from_extra(tx);
|
||
THROW_WALLET_EXCEPTION_IF(tx_pub_key == null_pkey, error::wallet_internal_error, "Tx pubkey was not found");
|
||
|
||
std::vector<crypto::public_key> additional_tx_pub_keys = get_additional_tx_pub_keys_from_extra(tx);
|
||
const size_t num_sigs = 1 + additional_tx_pub_keys.size();
|
||
shared_secret.resize(num_sigs);
|
||
sig.resize(num_sigs);
|
||
|
||
const crypto::secret_key& a = m_account.get_keys().m_view_secret_key;
|
||
shared_secret[0] = rct::rct2pk(rct::scalarmultKey(rct::pk2rct(tx_pub_key), rct::sk2rct(a)));
|
||
if (is_subaddress)
|
||
{
|
||
crypto::generate_tx_proof(prefix_hash, address.m_view_public_key, tx_pub_key, address.m_spend_public_key, shared_secret[0], a, sig[0]);
|
||
}
|
||
else
|
||
{
|
||
crypto::generate_tx_proof(prefix_hash, address.m_view_public_key, tx_pub_key, boost::none, shared_secret[0], a, sig[0]);
|
||
}
|
||
for (size_t i = 1; i < num_sigs; ++i)
|
||
{
|
||
shared_secret[i] = rct::rct2pk(rct::scalarmultKey(rct::pk2rct(additional_tx_pub_keys[i - 1]), rct::sk2rct(a)));
|
||
if (is_subaddress)
|
||
{
|
||
crypto::generate_tx_proof(prefix_hash, address.m_view_public_key, additional_tx_pub_keys[i - 1], address.m_spend_public_key, shared_secret[i], a, sig[i]);
|
||
}
|
||
else
|
||
{
|
||
crypto::generate_tx_proof(prefix_hash, address.m_view_public_key, additional_tx_pub_keys[i - 1], boost::none, shared_secret[i], a, sig[i]);
|
||
}
|
||
}
|
||
sig_str = std::string("InProofV1");
|
||
}
|
||
const size_t num_sigs = shared_secret.size();
|
||
|
||
// check if this address actually received any funds
|
||
crypto::key_derivation derivation;
|
||
THROW_WALLET_EXCEPTION_IF(!crypto::generate_key_derivation(shared_secret[0], rct::rct2sk(rct::I), derivation), error::wallet_internal_error, "Failed to generate key derivation");
|
||
std::vector<crypto::key_derivation> additional_derivations(num_sigs - 1);
|
||
for (size_t i = 1; i < num_sigs; ++i)
|
||
THROW_WALLET_EXCEPTION_IF(!crypto::generate_key_derivation(shared_secret[i], rct::rct2sk(rct::I), additional_derivations[i - 1]), error::wallet_internal_error, "Failed to generate key derivation");
|
||
uint64_t received;
|
||
bool in_pool;
|
||
uint64_t confirmations;
|
||
check_tx_key_helper(txid, derivation, additional_derivations, address, received, in_pool, confirmations);
|
||
THROW_WALLET_EXCEPTION_IF(!received, error::wallet_internal_error, tr("No funds received in this tx."));
|
||
|
||
// concatenate all signature strings
|
||
for (size_t i = 0; i < num_sigs; ++i)
|
||
sig_str +=
|
||
tools::base58::encode(std::string((const char *)&shared_secret[i], sizeof(crypto::public_key))) +
|
||
tools::base58::encode(std::string((const char *)&sig[i], sizeof(crypto::signature)));
|
||
return sig_str;
|
||
}
|
||
|
||
bool wallet2::check_tx_proof(const crypto::hash &txid, const cryptonote::account_public_address &address, bool is_subaddress, const std::string &message, const std::string &sig_str, uint64_t &received, bool &in_pool, uint64_t &confirmations)
|
||
{
|
||
const bool is_out = sig_str.substr(0, 3) == "Out";
|
||
const std::string header = is_out ? "OutProofV1" : "InProofV1";
|
||
const size_t header_len = header.size();
|
||
THROW_WALLET_EXCEPTION_IF(sig_str.size() < header_len || sig_str.substr(0, header_len) != header, error::wallet_internal_error,
|
||
"Signature header check error");
|
||
|
||
// decode base58
|
||
std::vector<crypto::public_key> shared_secret(1);
|
||
std::vector<crypto::signature> sig(1);
|
||
const size_t pk_len = tools::base58::encode(std::string((const char *)&shared_secret[0], sizeof(crypto::public_key))).size();
|
||
const size_t sig_len = tools::base58::encode(std::string((const char *)&sig[0], sizeof(crypto::signature))).size();
|
||
const size_t num_sigs = (sig_str.size() - header_len) / (pk_len + sig_len);
|
||
THROW_WALLET_EXCEPTION_IF(sig_str.size() != header_len + num_sigs * (pk_len + sig_len), error::wallet_internal_error,
|
||
"Wrong signature size");
|
||
shared_secret.resize(num_sigs);
|
||
sig.resize(num_sigs);
|
||
for (size_t i = 0; i < num_sigs; ++i)
|
||
{
|
||
std::string pk_decoded;
|
||
std::string sig_decoded;
|
||
const size_t offset = header_len + i * (pk_len + sig_len);
|
||
THROW_WALLET_EXCEPTION_IF(!tools::base58::decode(sig_str.substr(offset, pk_len), pk_decoded), error::wallet_internal_error,
|
||
"Signature decoding error");
|
||
THROW_WALLET_EXCEPTION_IF(!tools::base58::decode(sig_str.substr(offset + pk_len, sig_len), sig_decoded), error::wallet_internal_error,
|
||
"Signature decoding error");
|
||
THROW_WALLET_EXCEPTION_IF(sizeof(crypto::public_key) != pk_decoded.size() || sizeof(crypto::signature) != sig_decoded.size(), error::wallet_internal_error,
|
||
"Signature decoding error");
|
||
memcpy(&shared_secret[i], pk_decoded.data(), sizeof(crypto::public_key));
|
||
memcpy(&sig[i], sig_decoded.data(), sizeof(crypto::signature));
|
||
}
|
||
|
||
// fetch tx pubkey from the daemon
|
||
COMMAND_RPC_GET_TRANSACTIONS::request req;
|
||
COMMAND_RPC_GET_TRANSACTIONS::response res;
|
||
req.txs_hashes.push_back(epee::string_tools::pod_to_hex(txid));
|
||
req.decode_as_json = false;
|
||
req.prune = false;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool ok = net_utils::invoke_http_json("/gettransactions", req, res, m_http_client);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!ok || (res.txs.size() != 1 && res.txs_as_hex.size() != 1),
|
||
error::wallet_internal_error, "Failed to get transaction from daemon");
|
||
|
||
cryptonote::blobdata tx_data;
|
||
if (res.txs.size() == 1)
|
||
ok = string_tools::parse_hexstr_to_binbuff(res.txs.front().as_hex, tx_data);
|
||
else
|
||
ok = string_tools::parse_hexstr_to_binbuff(res.txs_as_hex.front(), tx_data);
|
||
THROW_WALLET_EXCEPTION_IF(!ok, error::wallet_internal_error, "Failed to parse transaction from daemon");
|
||
|
||
crypto::hash tx_hash, tx_prefix_hash;
|
||
cryptonote::transaction tx;
|
||
THROW_WALLET_EXCEPTION_IF(!cryptonote::parse_and_validate_tx_from_blob(tx_data, tx, tx_hash, tx_prefix_hash), error::wallet_internal_error,
|
||
"Failed to validate transaction from daemon");
|
||
THROW_WALLET_EXCEPTION_IF(tx_hash != txid, error::wallet_internal_error, "Failed to get the right transaction from daemon");
|
||
|
||
crypto::public_key tx_pub_key = get_tx_pub_key_from_extra(tx);
|
||
THROW_WALLET_EXCEPTION_IF(tx_pub_key == null_pkey, error::wallet_internal_error, "Tx pubkey was not found");
|
||
|
||
std::vector<crypto::public_key> additional_tx_pub_keys = get_additional_tx_pub_keys_from_extra(tx);
|
||
THROW_WALLET_EXCEPTION_IF(additional_tx_pub_keys.size() + 1 != num_sigs, error::wallet_internal_error, "Signature size mismatch with additional tx pubkeys");
|
||
|
||
std::string prefix_data((const char*)&txid, sizeof(crypto::hash));
|
||
prefix_data += message;
|
||
crypto::hash prefix_hash;
|
||
crypto::cn_fast_hash(prefix_data.data(), prefix_data.size(), prefix_hash);
|
||
|
||
// check signature
|
||
std::vector<int> good_signature(num_sigs, 0);
|
||
if (is_out)
|
||
{
|
||
good_signature[0] = is_subaddress ?
|
||
crypto::check_tx_proof(prefix_hash, tx_pub_key, address.m_view_public_key, address.m_spend_public_key, shared_secret[0], sig[0]) :
|
||
crypto::check_tx_proof(prefix_hash, tx_pub_key, address.m_view_public_key, boost::none, shared_secret[0], sig[0]);
|
||
|
||
for (size_t i = 0; i < additional_tx_pub_keys.size(); ++i)
|
||
{
|
||
good_signature[i + 1] = is_subaddress ?
|
||
crypto::check_tx_proof(prefix_hash, additional_tx_pub_keys[i], address.m_view_public_key, address.m_spend_public_key, shared_secret[i + 1], sig[i + 1]) :
|
||
crypto::check_tx_proof(prefix_hash, additional_tx_pub_keys[i], address.m_view_public_key, boost::none, shared_secret[i + 1], sig[i + 1]);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
good_signature[0] = is_subaddress ?
|
||
crypto::check_tx_proof(prefix_hash, address.m_view_public_key, tx_pub_key, address.m_spend_public_key, shared_secret[0], sig[0]) :
|
||
crypto::check_tx_proof(prefix_hash, address.m_view_public_key, tx_pub_key, boost::none, shared_secret[0], sig[0]);
|
||
|
||
for (size_t i = 0; i < additional_tx_pub_keys.size(); ++i)
|
||
{
|
||
good_signature[i + 1] = is_subaddress ?
|
||
crypto::check_tx_proof(prefix_hash, address.m_view_public_key, additional_tx_pub_keys[i], address.m_spend_public_key, shared_secret[i + 1], sig[i + 1]) :
|
||
crypto::check_tx_proof(prefix_hash, address.m_view_public_key, additional_tx_pub_keys[i], boost::none, shared_secret[i + 1], sig[i + 1]);
|
||
}
|
||
}
|
||
|
||
if (std::any_of(good_signature.begin(), good_signature.end(), [](int i) { return i > 0; }))
|
||
{
|
||
// obtain key derivation by multiplying scalar 1 to the shared secret
|
||
crypto::key_derivation derivation;
|
||
if (good_signature[0])
|
||
THROW_WALLET_EXCEPTION_IF(!crypto::generate_key_derivation(shared_secret[0], rct::rct2sk(rct::I), derivation), error::wallet_internal_error, "Failed to generate key derivation");
|
||
|
||
std::vector<crypto::key_derivation> additional_derivations(num_sigs - 1);
|
||
for (size_t i = 1; i < num_sigs; ++i)
|
||
if (good_signature[i])
|
||
THROW_WALLET_EXCEPTION_IF(!crypto::generate_key_derivation(shared_secret[i], rct::rct2sk(rct::I), additional_derivations[i - 1]), error::wallet_internal_error, "Failed to generate key derivation");
|
||
|
||
check_tx_key_helper(txid, derivation, additional_derivations, address, received, in_pool, confirmations);
|
||
return true;
|
||
}
|
||
return false;
|
||
}
|
||
|
||
std::string wallet2::get_reserve_proof(const boost::optional<std::pair<uint32_t, uint64_t>> &account_minreserve, const std::string &message)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(m_watch_only || m_multisig, error::wallet_internal_error, "Reserve proof can only be generated by a full wallet");
|
||
THROW_WALLET_EXCEPTION_IF(balance_all() == 0, error::wallet_internal_error, "Zero balance");
|
||
THROW_WALLET_EXCEPTION_IF(account_minreserve && balance(account_minreserve->first) < account_minreserve->second, error::wallet_internal_error,
|
||
"Not enough balance in this account for the requested minimum reserve amount");
|
||
|
||
// determine which outputs to include in the proof
|
||
std::vector<size_t> selected_transfers;
|
||
for (size_t i = 0; i < m_transfers.size(); ++i)
|
||
{
|
||
const transfer_details &td = m_transfers[i];
|
||
if (!td.m_spent && (!account_minreserve || account_minreserve->first == td.m_subaddr_index.major))
|
||
selected_transfers.push_back(i);
|
||
}
|
||
|
||
if (account_minreserve)
|
||
{
|
||
// minimize the number of outputs included in the proof, by only picking the N largest outputs that can cover the requested min reserve amount
|
||
std::sort(selected_transfers.begin(), selected_transfers.end(), [&](const size_t a, const size_t b)
|
||
{ return m_transfers[a].amount() > m_transfers[b].amount(); });
|
||
while (selected_transfers.size() >= 2 && m_transfers[selected_transfers[1]].amount() >= account_minreserve->second)
|
||
selected_transfers.erase(selected_transfers.begin());
|
||
size_t sz = 0;
|
||
uint64_t total = 0;
|
||
while (total < account_minreserve->second)
|
||
{
|
||
total += m_transfers[selected_transfers[sz]].amount();
|
||
++sz;
|
||
}
|
||
selected_transfers.resize(sz);
|
||
}
|
||
|
||
// compute signature prefix hash
|
||
std::string prefix_data = message;
|
||
prefix_data.append((const char*)&m_account.get_keys().m_account_address, sizeof(cryptonote::account_public_address));
|
||
for (size_t i = 0; i < selected_transfers.size(); ++i)
|
||
{
|
||
prefix_data.append((const char*)&m_transfers[selected_transfers[i]].m_key_image, sizeof(crypto::key_image));
|
||
}
|
||
crypto::hash prefix_hash;
|
||
crypto::cn_fast_hash(prefix_data.data(), prefix_data.size(), prefix_hash);
|
||
|
||
// generate proof entries
|
||
std::vector<reserve_proof_entry> proofs(selected_transfers.size());
|
||
std::unordered_set<cryptonote::subaddress_index> subaddr_indices = { {0,0} };
|
||
for (size_t i = 0; i < selected_transfers.size(); ++i)
|
||
{
|
||
const transfer_details &td = m_transfers[selected_transfers[i]];
|
||
reserve_proof_entry& proof = proofs[i];
|
||
proof.txid = td.m_txid;
|
||
proof.index_in_tx = td.m_internal_output_index;
|
||
proof.key_image = td.m_key_image;
|
||
subaddr_indices.insert(td.m_subaddr_index);
|
||
|
||
// get tx pub key
|
||
const crypto::public_key tx_pub_key = get_tx_pub_key_from_extra(td.m_tx, td.m_pk_index);
|
||
THROW_WALLET_EXCEPTION_IF(tx_pub_key == crypto::null_pkey, error::wallet_internal_error, "The tx public key isn't found");
|
||
const std::vector<crypto::public_key> additional_tx_pub_keys = get_additional_tx_pub_keys_from_extra(td.m_tx);
|
||
|
||
// determine which tx pub key was used for deriving the output key
|
||
const crypto::public_key *tx_pub_key_used = &tx_pub_key;
|
||
for (int i = 0; i < 2; ++i)
|
||
{
|
||
proof.shared_secret = rct::rct2pk(rct::scalarmultKey(rct::pk2rct(*tx_pub_key_used), rct::sk2rct(m_account.get_keys().m_view_secret_key)));
|
||
crypto::key_derivation derivation;
|
||
THROW_WALLET_EXCEPTION_IF(!crypto::generate_key_derivation(proof.shared_secret, rct::rct2sk(rct::I), derivation),
|
||
error::wallet_internal_error, "Failed to generate key derivation");
|
||
crypto::public_key subaddress_spendkey;
|
||
THROW_WALLET_EXCEPTION_IF(!derive_subaddress_public_key(td.get_public_key(), derivation, proof.index_in_tx, subaddress_spendkey),
|
||
error::wallet_internal_error, "Failed to derive subaddress public key");
|
||
if (m_subaddresses.count(subaddress_spendkey) == 1)
|
||
break;
|
||
THROW_WALLET_EXCEPTION_IF(additional_tx_pub_keys.empty(), error::wallet_internal_error,
|
||
"Normal tx pub key doesn't derive the expected output, while the additional tx pub keys are empty");
|
||
THROW_WALLET_EXCEPTION_IF(i == 1, error::wallet_internal_error,
|
||
"Neither normal tx pub key nor additional tx pub key derive the expected output key");
|
||
tx_pub_key_used = &additional_tx_pub_keys[proof.index_in_tx];
|
||
}
|
||
|
||
// generate signature for shared secret
|
||
crypto::generate_tx_proof(prefix_hash, m_account.get_keys().m_account_address.m_view_public_key, *tx_pub_key_used, boost::none, proof.shared_secret, m_account.get_keys().m_view_secret_key, proof.shared_secret_sig);
|
||
|
||
// derive ephemeral secret key
|
||
crypto::key_image ki;
|
||
cryptonote::keypair ephemeral;
|
||
const bool r = cryptonote::generate_key_image_helper(m_account.get_keys(), m_subaddresses, td.get_public_key(), tx_pub_key, additional_tx_pub_keys, td.m_internal_output_index, ephemeral, ki, m_account.get_device());
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "Failed to generate key image");
|
||
THROW_WALLET_EXCEPTION_IF(ephemeral.pub != td.get_public_key(), error::wallet_internal_error, "Derived public key doesn't agree with the stored one");
|
||
|
||
// generate signature for key image
|
||
const std::vector<const crypto::public_key*> pubs = { &ephemeral.pub };
|
||
crypto::generate_ring_signature(prefix_hash, td.m_key_image, &pubs[0], 1, ephemeral.sec, 0, &proof.key_image_sig);
|
||
}
|
||
|
||
// collect all subaddress spend keys that received those outputs and generate their signatures
|
||
std::unordered_map<crypto::public_key, crypto::signature> subaddr_spendkeys;
|
||
for (const cryptonote::subaddress_index &index : subaddr_indices)
|
||
{
|
||
crypto::secret_key subaddr_spend_skey = m_account.get_keys().m_spend_secret_key;
|
||
if (!index.is_zero())
|
||
{
|
||
crypto::secret_key m = m_account.get_device().get_subaddress_secret_key(m_account.get_keys().m_view_secret_key, index);
|
||
crypto::secret_key tmp = subaddr_spend_skey;
|
||
sc_add((unsigned char*)&subaddr_spend_skey, (unsigned char*)&m, (unsigned char*)&tmp);
|
||
}
|
||
crypto::public_key subaddr_spend_pkey;
|
||
secret_key_to_public_key(subaddr_spend_skey, subaddr_spend_pkey);
|
||
crypto::generate_signature(prefix_hash, subaddr_spend_pkey, subaddr_spend_skey, subaddr_spendkeys[subaddr_spend_pkey]);
|
||
}
|
||
|
||
// serialize & encode
|
||
std::ostringstream oss;
|
||
boost::archive::portable_binary_oarchive ar(oss);
|
||
ar << proofs << subaddr_spendkeys;
|
||
return "ReserveProofV1" + tools::base58::encode(oss.str());
|
||
}
|
||
|
||
bool wallet2::check_reserve_proof(const cryptonote::account_public_address &address, const std::string &message, const std::string &sig_str, uint64_t &total, uint64_t &spent)
|
||
{
|
||
uint32_t rpc_version;
|
||
THROW_WALLET_EXCEPTION_IF(!check_connection(&rpc_version), error::wallet_internal_error, "Failed to connect to daemon: " + get_daemon_address());
|
||
THROW_WALLET_EXCEPTION_IF(rpc_version < MAKE_CORE_RPC_VERSION(1, 0), error::wallet_internal_error, "Daemon RPC version is too old");
|
||
|
||
static constexpr char header[] = "ReserveProofV1";
|
||
THROW_WALLET_EXCEPTION_IF(!boost::string_ref{sig_str}.starts_with(header), error::wallet_internal_error,
|
||
"Signature header check error");
|
||
|
||
std::string sig_decoded;
|
||
THROW_WALLET_EXCEPTION_IF(!tools::base58::decode(sig_str.substr(std::strlen(header)), sig_decoded), error::wallet_internal_error,
|
||
"Signature decoding error");
|
||
|
||
std::istringstream iss(sig_decoded);
|
||
boost::archive::portable_binary_iarchive ar(iss);
|
||
std::vector<reserve_proof_entry> proofs;
|
||
std::unordered_map<crypto::public_key, crypto::signature> subaddr_spendkeys;
|
||
ar >> proofs >> subaddr_spendkeys;
|
||
|
||
THROW_WALLET_EXCEPTION_IF(subaddr_spendkeys.count(address.m_spend_public_key) == 0, error::wallet_internal_error,
|
||
"The given address isn't found in the proof");
|
||
|
||
// compute signature prefix hash
|
||
std::string prefix_data = message;
|
||
prefix_data.append((const char*)&address, sizeof(cryptonote::account_public_address));
|
||
for (size_t i = 0; i < proofs.size(); ++i)
|
||
{
|
||
prefix_data.append((const char*)&proofs[i].key_image, sizeof(crypto::key_image));
|
||
}
|
||
crypto::hash prefix_hash;
|
||
crypto::cn_fast_hash(prefix_data.data(), prefix_data.size(), prefix_hash);
|
||
|
||
// fetch txes from daemon
|
||
COMMAND_RPC_GET_TRANSACTIONS::request gettx_req;
|
||
COMMAND_RPC_GET_TRANSACTIONS::response gettx_res;
|
||
for (size_t i = 0; i < proofs.size(); ++i)
|
||
gettx_req.txs_hashes.push_back(epee::string_tools::pod_to_hex(proofs[i].txid));
|
||
gettx_req.decode_as_json = false;
|
||
gettx_req.prune = false;
|
||
m_daemon_rpc_mutex.lock();
|
||
bool ok = net_utils::invoke_http_json("/gettransactions", gettx_req, gettx_res, m_http_client);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!ok || gettx_res.txs.size() != proofs.size(),
|
||
error::wallet_internal_error, "Failed to get transaction from daemon");
|
||
|
||
// check spent status
|
||
COMMAND_RPC_IS_KEY_IMAGE_SPENT::request kispent_req;
|
||
COMMAND_RPC_IS_KEY_IMAGE_SPENT::response kispent_res;
|
||
for (size_t i = 0; i < proofs.size(); ++i)
|
||
kispent_req.key_images.push_back(epee::string_tools::pod_to_hex(proofs[i].key_image));
|
||
m_daemon_rpc_mutex.lock();
|
||
ok = epee::net_utils::invoke_http_json("/is_key_image_spent", kispent_req, kispent_res, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!ok || kispent_res.spent_status.size() != proofs.size(),
|
||
error::wallet_internal_error, "Failed to get key image spent status from daemon");
|
||
|
||
total = spent = 0;
|
||
for (size_t i = 0; i < proofs.size(); ++i)
|
||
{
|
||
const reserve_proof_entry& proof = proofs[i];
|
||
THROW_WALLET_EXCEPTION_IF(gettx_res.txs[i].in_pool, error::wallet_internal_error, "Tx is unconfirmed");
|
||
|
||
cryptonote::blobdata tx_data;
|
||
ok = string_tools::parse_hexstr_to_binbuff(gettx_res.txs[i].as_hex, tx_data);
|
||
THROW_WALLET_EXCEPTION_IF(!ok, error::wallet_internal_error, "Failed to parse transaction from daemon");
|
||
|
||
crypto::hash tx_hash, tx_prefix_hash;
|
||
cryptonote::transaction tx;
|
||
THROW_WALLET_EXCEPTION_IF(!cryptonote::parse_and_validate_tx_from_blob(tx_data, tx, tx_hash, tx_prefix_hash), error::wallet_internal_error,
|
||
"Failed to validate transaction from daemon");
|
||
THROW_WALLET_EXCEPTION_IF(tx_hash != proof.txid, error::wallet_internal_error, "Failed to get the right transaction from daemon");
|
||
|
||
THROW_WALLET_EXCEPTION_IF(proof.index_in_tx >= tx.vout.size(), error::wallet_internal_error, "index_in_tx is out of bound");
|
||
|
||
const cryptonote::txout_to_key* const out_key = boost::get<cryptonote::txout_to_key>(std::addressof(tx.vout[proof.index_in_tx].target));
|
||
THROW_WALLET_EXCEPTION_IF(!out_key, error::wallet_internal_error, "Output key wasn't found")
|
||
|
||
// get tx pub key
|
||
const crypto::public_key tx_pub_key = get_tx_pub_key_from_extra(tx);
|
||
THROW_WALLET_EXCEPTION_IF(tx_pub_key == crypto::null_pkey, error::wallet_internal_error, "The tx public key isn't found");
|
||
const std::vector<crypto::public_key> additional_tx_pub_keys = get_additional_tx_pub_keys_from_extra(tx);
|
||
|
||
// check singature for shared secret
|
||
ok = crypto::check_tx_proof(prefix_hash, address.m_view_public_key, tx_pub_key, boost::none, proof.shared_secret, proof.shared_secret_sig);
|
||
if (!ok && additional_tx_pub_keys.size() == tx.vout.size())
|
||
ok = crypto::check_tx_proof(prefix_hash, address.m_view_public_key, additional_tx_pub_keys[proof.index_in_tx], boost::none, proof.shared_secret, proof.shared_secret_sig);
|
||
if (!ok)
|
||
return false;
|
||
|
||
// check signature for key image
|
||
const std::vector<const crypto::public_key*> pubs = { &out_key->key };
|
||
ok = crypto::check_ring_signature(prefix_hash, proof.key_image, &pubs[0], 1, &proof.key_image_sig);
|
||
if (!ok)
|
||
return false;
|
||
|
||
// check if the address really received the fund
|
||
crypto::key_derivation derivation;
|
||
THROW_WALLET_EXCEPTION_IF(!crypto::generate_key_derivation(proof.shared_secret, rct::rct2sk(rct::I), derivation), error::wallet_internal_error, "Failed to generate key derivation");
|
||
crypto::public_key subaddr_spendkey;
|
||
crypto::derive_subaddress_public_key(out_key->key, derivation, proof.index_in_tx, subaddr_spendkey);
|
||
THROW_WALLET_EXCEPTION_IF(subaddr_spendkeys.count(subaddr_spendkey) == 0, error::wallet_internal_error,
|
||
"The address doesn't seem to have received the fund");
|
||
|
||
// check amount
|
||
uint64_t amount = tx.vout[proof.index_in_tx].amount;
|
||
if (amount == 0)
|
||
{
|
||
// decode rct
|
||
crypto::secret_key shared_secret;
|
||
crypto::derivation_to_scalar(derivation, proof.index_in_tx, shared_secret);
|
||
rct::ecdhTuple ecdh_info = tx.rct_signatures.ecdhInfo[proof.index_in_tx];
|
||
rct::ecdhDecode(ecdh_info, rct::sk2rct(shared_secret));
|
||
amount = rct::h2d(ecdh_info.amount);
|
||
}
|
||
total += amount;
|
||
if (kispent_res.spent_status[i])
|
||
spent += amount;
|
||
}
|
||
|
||
// check signatures for all subaddress spend keys
|
||
for (const auto &i : subaddr_spendkeys)
|
||
{
|
||
if (!crypto::check_signature(prefix_hash, i.first, i.second))
|
||
return false;
|
||
}
|
||
return true;
|
||
}
|
||
|
||
std::string wallet2::get_wallet_file() const
|
||
{
|
||
return m_wallet_file;
|
||
}
|
||
|
||
std::string wallet2::get_keys_file() const
|
||
{
|
||
return m_keys_file;
|
||
}
|
||
|
||
std::string wallet2::get_daemon_address() const
|
||
{
|
||
return m_daemon_address;
|
||
}
|
||
|
||
uint64_t wallet2::get_daemon_blockchain_height(string &err) const
|
||
{
|
||
uint64_t height;
|
||
|
||
boost::optional<std::string> result = m_node_rpc_proxy.get_height(height);
|
||
if (result)
|
||
{
|
||
err = *result;
|
||
return 0;
|
||
}
|
||
|
||
err = "";
|
||
return height;
|
||
}
|
||
|
||
uint64_t wallet2::get_daemon_blockchain_target_height(string &err)
|
||
{
|
||
cryptonote::COMMAND_RPC_GET_INFO::request req_t = AUTO_VAL_INIT(req_t);
|
||
cryptonote::COMMAND_RPC_GET_INFO::response resp_t = AUTO_VAL_INIT(resp_t);
|
||
m_daemon_rpc_mutex.lock();
|
||
bool ok = net_utils::invoke_http_json_rpc("/json_rpc", "get_info", req_t, resp_t, m_http_client);
|
||
m_daemon_rpc_mutex.unlock();
|
||
if (ok)
|
||
{
|
||
if (resp_t.status == CORE_RPC_STATUS_BUSY)
|
||
{
|
||
err = "daemon is busy. Please try again later.";
|
||
}
|
||
else if (resp_t.status != CORE_RPC_STATUS_OK)
|
||
{
|
||
err = resp_t.status;
|
||
}
|
||
else // success, cleaning up error message
|
||
{
|
||
err = "";
|
||
}
|
||
}
|
||
else
|
||
{
|
||
err = "possibly lost connection to daemon";
|
||
}
|
||
return resp_t.target_height;
|
||
}
|
||
|
||
uint64_t wallet2::get_approximate_blockchain_height() const
|
||
{
|
||
// time of v2 fork
|
||
const time_t fork_time = m_nettype == TESTNET ? 1448285909 : m_nettype == STAGENET ? 1520937818 : 1458748658;
|
||
// v2 fork block
|
||
const uint64_t fork_block = m_nettype == TESTNET ? 624634 : m_nettype == STAGENET ? 32000 : 1009827;
|
||
// avg seconds per block
|
||
const int seconds_per_block = DIFFICULTY_TARGET_V2;
|
||
// Calculated blockchain height
|
||
uint64_t approx_blockchain_height = fork_block + (time(NULL) - fork_time)/seconds_per_block;
|
||
// testnet got some huge rollbacks, so the estimation is way off
|
||
static const uint64_t approximate_testnet_rolled_back_blocks = 148540;
|
||
if (m_nettype == TESTNET && approx_blockchain_height > approximate_testnet_rolled_back_blocks)
|
||
approx_blockchain_height -= approximate_testnet_rolled_back_blocks;
|
||
LOG_PRINT_L2("Calculated blockchain height: " << approx_blockchain_height);
|
||
return approx_blockchain_height;
|
||
}
|
||
|
||
void wallet2::set_tx_note(const crypto::hash &txid, const std::string ¬e)
|
||
{
|
||
m_tx_notes[txid] = note;
|
||
}
|
||
|
||
std::string wallet2::get_tx_note(const crypto::hash &txid) const
|
||
{
|
||
std::unordered_map<crypto::hash, std::string>::const_iterator i = m_tx_notes.find(txid);
|
||
if (i == m_tx_notes.end())
|
||
return std::string();
|
||
return i->second;
|
||
}
|
||
|
||
void wallet2::set_attribute(const std::string &key, const std::string &value)
|
||
{
|
||
m_attributes[key] = value;
|
||
}
|
||
|
||
std::string wallet2::get_attribute(const std::string &key) const
|
||
{
|
||
std::unordered_map<std::string, std::string>::const_iterator i = m_attributes.find(key);
|
||
if (i == m_attributes.end())
|
||
return std::string();
|
||
return i->second;
|
||
}
|
||
|
||
void wallet2::set_description(const std::string &description)
|
||
{
|
||
set_attribute(ATTRIBUTE_DESCRIPTION, description);
|
||
}
|
||
|
||
std::string wallet2::get_description() const
|
||
{
|
||
return get_attribute(ATTRIBUTE_DESCRIPTION);
|
||
}
|
||
|
||
const std::pair<std::map<std::string, std::string>, std::vector<std::string>>& wallet2::get_account_tags()
|
||
{
|
||
// ensure consistency
|
||
if (m_account_tags.second.size() != get_num_subaddress_accounts())
|
||
m_account_tags.second.resize(get_num_subaddress_accounts(), "");
|
||
for (const std::string& tag : m_account_tags.second)
|
||
{
|
||
if (!tag.empty() && m_account_tags.first.count(tag) == 0)
|
||
m_account_tags.first.insert({tag, ""});
|
||
}
|
||
for (auto i = m_account_tags.first.begin(); i != m_account_tags.first.end(); )
|
||
{
|
||
if (std::find(m_account_tags.second.begin(), m_account_tags.second.end(), i->first) == m_account_tags.second.end())
|
||
i = m_account_tags.first.erase(i);
|
||
else
|
||
++i;
|
||
}
|
||
return m_account_tags;
|
||
}
|
||
|
||
void wallet2::set_account_tag(const std::set<uint32_t> account_indices, const std::string& tag)
|
||
{
|
||
for (uint32_t account_index : account_indices)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(account_index >= get_num_subaddress_accounts(), error::wallet_internal_error, "Account index out of bound");
|
||
if (m_account_tags.second[account_index] == tag)
|
||
MDEBUG("This tag is already assigned to this account");
|
||
else
|
||
m_account_tags.second[account_index] = tag;
|
||
}
|
||
get_account_tags();
|
||
}
|
||
|
||
void wallet2::set_account_tag_description(const std::string& tag, const std::string& description)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(tag.empty(), error::wallet_internal_error, "Tag must not be empty");
|
||
THROW_WALLET_EXCEPTION_IF(m_account_tags.first.count(tag) == 0, error::wallet_internal_error, "Tag is unregistered");
|
||
m_account_tags.first[tag] = description;
|
||
}
|
||
|
||
std::string wallet2::sign(const std::string &data) const
|
||
{
|
||
crypto::hash hash;
|
||
crypto::cn_fast_hash(data.data(), data.size(), hash);
|
||
const cryptonote::account_keys &keys = m_account.get_keys();
|
||
crypto::signature signature;
|
||
crypto::generate_signature(hash, keys.m_account_address.m_spend_public_key, keys.m_spend_secret_key, signature);
|
||
return std::string("SigV1") + tools::base58::encode(std::string((const char *)&signature, sizeof(signature)));
|
||
}
|
||
|
||
bool wallet2::verify(const std::string &data, const cryptonote::account_public_address &address, const std::string &signature) const
|
||
{
|
||
const size_t header_len = strlen("SigV1");
|
||
if (signature.size() < header_len || signature.substr(0, header_len) != "SigV1") {
|
||
LOG_PRINT_L0("Signature header check error");
|
||
return false;
|
||
}
|
||
crypto::hash hash;
|
||
crypto::cn_fast_hash(data.data(), data.size(), hash);
|
||
std::string decoded;
|
||
if (!tools::base58::decode(signature.substr(header_len), decoded)) {
|
||
LOG_PRINT_L0("Signature decoding error");
|
||
return false;
|
||
}
|
||
crypto::signature s;
|
||
if (sizeof(s) != decoded.size()) {
|
||
LOG_PRINT_L0("Signature decoding error");
|
||
return false;
|
||
}
|
||
memcpy(&s, decoded.data(), sizeof(s));
|
||
return crypto::check_signature(hash, address.m_spend_public_key, s);
|
||
}
|
||
|
||
std::string wallet2::sign_multisig_participant(const std::string& data) const
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(m_multisig, "Wallet is not multisig");
|
||
|
||
crypto::hash hash;
|
||
crypto::cn_fast_hash(data.data(), data.size(), hash);
|
||
const cryptonote::account_keys &keys = m_account.get_keys();
|
||
crypto::signature signature;
|
||
crypto::generate_signature(hash, get_multisig_signer_public_key(), keys.m_spend_secret_key, signature);
|
||
return MULTISIG_SIGNATURE_MAGIC + tools::base58::encode(std::string((const char *)&signature, sizeof(signature)));
|
||
}
|
||
|
||
bool wallet2::verify_with_public_key(const std::string &data, const crypto::public_key &public_key, const std::string &signature) const
|
||
{
|
||
if (signature.size() < MULTISIG_SIGNATURE_MAGIC.size() || signature.substr(0, MULTISIG_SIGNATURE_MAGIC.size()) != MULTISIG_SIGNATURE_MAGIC) {
|
||
MERROR("Signature header check error");
|
||
return false;
|
||
}
|
||
crypto::hash hash;
|
||
crypto::cn_fast_hash(data.data(), data.size(), hash);
|
||
std::string decoded;
|
||
if (!tools::base58::decode(signature.substr(MULTISIG_SIGNATURE_MAGIC.size()), decoded)) {
|
||
MERROR("Signature decoding error");
|
||
return false;
|
||
}
|
||
crypto::signature s;
|
||
if (sizeof(s) != decoded.size()) {
|
||
MERROR("Signature decoding error");
|
||
return false;
|
||
}
|
||
memcpy(&s, decoded.data(), sizeof(s));
|
||
return crypto::check_signature(hash, public_key, s);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
crypto::public_key wallet2::get_tx_pub_key_from_received_outs(const tools::wallet2::transfer_details &td) const
|
||
{
|
||
std::vector<tx_extra_field> tx_extra_fields;
|
||
if(!parse_tx_extra(td.m_tx.extra, tx_extra_fields))
|
||
{
|
||
// Extra may only be partially parsed, it's OK if tx_extra_fields contains public key
|
||
}
|
||
|
||
// Due to a previous bug, there might be more than one tx pubkey in extra, one being
|
||
// the result of a previously discarded signature.
|
||
// For speed, since scanning for outputs is a slow process, we check whether extra
|
||
// contains more than one pubkey. If not, the first one is returned. If yes, they're
|
||
// checked for whether they yield at least one output
|
||
tx_extra_pub_key pub_key_field;
|
||
THROW_WALLET_EXCEPTION_IF(!find_tx_extra_field_by_type(tx_extra_fields, pub_key_field, 0), error::wallet_internal_error,
|
||
"Public key wasn't found in the transaction extra");
|
||
const crypto::public_key tx_pub_key = pub_key_field.pub_key;
|
||
bool two_found = find_tx_extra_field_by_type(tx_extra_fields, pub_key_field, 1);
|
||
if (!two_found) {
|
||
// easy case, just one found
|
||
return tx_pub_key;
|
||
}
|
||
|
||
// more than one, loop and search
|
||
const cryptonote::account_keys& keys = m_account.get_keys();
|
||
size_t pk_index = 0;
|
||
hw::device &hwdev = m_account.get_device();
|
||
|
||
const std::vector<crypto::public_key> additional_tx_pub_keys = get_additional_tx_pub_keys_from_extra(td.m_tx);
|
||
std::vector<crypto::key_derivation> additional_derivations;
|
||
for (size_t i = 0; i < additional_tx_pub_keys.size(); ++i)
|
||
{
|
||
additional_derivations.push_back({});
|
||
bool r = hwdev.generate_key_derivation(additional_tx_pub_keys[i], keys.m_view_secret_key, additional_derivations.back());
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "Failed to generate key derivation");
|
||
}
|
||
|
||
while (find_tx_extra_field_by_type(tx_extra_fields, pub_key_field, pk_index++)) {
|
||
const crypto::public_key tx_pub_key = pub_key_field.pub_key;
|
||
crypto::key_derivation derivation;
|
||
bool r = hwdev.generate_key_derivation(tx_pub_key, keys.m_view_secret_key, derivation);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "Failed to generate key derivation");
|
||
|
||
for (size_t i = 0; i < td.m_tx.vout.size(); ++i)
|
||
{
|
||
tx_scan_info_t tx_scan_info;
|
||
check_acc_out_precomp(td.m_tx.vout[i], derivation, additional_derivations, i, tx_scan_info);
|
||
if (!tx_scan_info.error && tx_scan_info.received)
|
||
return tx_pub_key;
|
||
}
|
||
}
|
||
|
||
// we found no key yielding an output
|
||
THROW_WALLET_EXCEPTION_IF(true, error::wallet_internal_error,
|
||
"Public key yielding at least one output wasn't found in the transaction extra");
|
||
return crypto::null_pkey;
|
||
}
|
||
|
||
bool wallet2::export_key_images(const std::string &filename) const
|
||
{
|
||
std::vector<std::pair<crypto::key_image, crypto::signature>> ski = export_key_images();
|
||
std::string magic(KEY_IMAGE_EXPORT_FILE_MAGIC, strlen(KEY_IMAGE_EXPORT_FILE_MAGIC));
|
||
const cryptonote::account_public_address &keys = get_account().get_keys().m_account_address;
|
||
|
||
std::string data;
|
||
data += std::string((const char *)&keys.m_spend_public_key, sizeof(crypto::public_key));
|
||
data += std::string((const char *)&keys.m_view_public_key, sizeof(crypto::public_key));
|
||
for (const auto &i: ski)
|
||
{
|
||
data += std::string((const char *)&i.first, sizeof(crypto::key_image));
|
||
data += std::string((const char *)&i.second, sizeof(crypto::signature));
|
||
}
|
||
|
||
// encrypt data, keep magic plaintext
|
||
std::string ciphertext = encrypt_with_view_secret_key(data);
|
||
return epee::file_io_utils::save_string_to_file(filename, magic + ciphertext);
|
||
}
|
||
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::vector<std::pair<crypto::key_image, crypto::signature>> wallet2::export_key_images() const
|
||
{
|
||
std::vector<std::pair<crypto::key_image, crypto::signature>> ski;
|
||
|
||
ski.reserve(m_transfers.size());
|
||
for (size_t n = 0; n < m_transfers.size(); ++n)
|
||
{
|
||
const transfer_details &td = m_transfers[n];
|
||
|
||
crypto::hash hash;
|
||
crypto::cn_fast_hash(&td.m_key_image, sizeof(td.m_key_image), hash);
|
||
|
||
// get ephemeral public key
|
||
const cryptonote::tx_out &out = td.m_tx.vout[td.m_internal_output_index];
|
||
THROW_WALLET_EXCEPTION_IF(out.target.type() != typeid(txout_to_key), error::wallet_internal_error,
|
||
"Output is not txout_to_key");
|
||
const cryptonote::txout_to_key &o = boost::get<const cryptonote::txout_to_key>(out.target);
|
||
const crypto::public_key pkey = o.key;
|
||
|
||
// get tx pub key
|
||
std::vector<tx_extra_field> tx_extra_fields;
|
||
if(!parse_tx_extra(td.m_tx.extra, tx_extra_fields))
|
||
{
|
||
// Extra may only be partially parsed, it's OK if tx_extra_fields contains public key
|
||
}
|
||
|
||
crypto::public_key tx_pub_key = get_tx_pub_key_from_received_outs(td);
|
||
const std::vector<crypto::public_key> additional_tx_pub_keys = get_additional_tx_pub_keys_from_extra(td.m_tx);
|
||
|
||
// generate ephemeral secret key
|
||
crypto::key_image ki;
|
||
cryptonote::keypair in_ephemeral;
|
||
bool r = cryptonote::generate_key_image_helper(m_account.get_keys(), m_subaddresses, pkey, tx_pub_key, additional_tx_pub_keys, td.m_internal_output_index, in_ephemeral, ki, m_account.get_device());
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "Failed to generate key image");
|
||
|
||
THROW_WALLET_EXCEPTION_IF(td.m_key_image_known && !td.m_key_image_partial && ki != td.m_key_image,
|
||
error::wallet_internal_error, "key_image generated not matched with cached key image");
|
||
THROW_WALLET_EXCEPTION_IF(in_ephemeral.pub != pkey,
|
||
error::wallet_internal_error, "key_image generated ephemeral public key not matched with output_key");
|
||
|
||
// sign the key image with the output secret key
|
||
crypto::signature signature;
|
||
std::vector<const crypto::public_key*> key_ptrs;
|
||
key_ptrs.push_back(&pkey);
|
||
|
||
crypto::generate_ring_signature((const crypto::hash&)td.m_key_image, td.m_key_image, key_ptrs, in_ephemeral.sec, 0, &signature);
|
||
|
||
ski.push_back(std::make_pair(td.m_key_image, signature));
|
||
}
|
||
return ski;
|
||
}
|
||
|
||
uint64_t wallet2::import_key_images(const std::string &filename, uint64_t &spent, uint64_t &unspent)
|
||
{
|
||
std::string data;
|
||
bool r = epee::file_io_utils::load_file_to_string(filename, data);
|
||
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, std::string(tr("failed to read file ")) + filename);
|
||
|
||
const size_t magiclen = strlen(KEY_IMAGE_EXPORT_FILE_MAGIC);
|
||
if (data.size() < magiclen || memcmp(data.data(), KEY_IMAGE_EXPORT_FILE_MAGIC, magiclen))
|
||
{
|
||
THROW_WALLET_EXCEPTION(error::wallet_internal_error, std::string("Bad key image export file magic in ") + filename);
|
||
}
|
||
|
||
try
|
||
{
|
||
data = decrypt_with_view_secret_key(std::string(data, magiclen));
|
||
}
|
||
catch (const std::exception &e)
|
||
{
|
||
THROW_WALLET_EXCEPTION(error::wallet_internal_error, std::string("Failed to decrypt ") + filename + ": " + e.what());
|
||
}
|
||
|
||
const size_t headerlen = 2 * sizeof(crypto::public_key);
|
||
THROW_WALLET_EXCEPTION_IF(data.size() < headerlen, error::wallet_internal_error, std::string("Bad data size from file ") + filename);
|
||
const crypto::public_key &public_spend_key = *(const crypto::public_key*)&data[0];
|
||
const crypto::public_key &public_view_key = *(const crypto::public_key*)&data[sizeof(crypto::public_key)];
|
||
const cryptonote::account_public_address &keys = get_account().get_keys().m_account_address;
|
||
if (public_spend_key != keys.m_spend_public_key || public_view_key != keys.m_view_public_key)
|
||
{
|
||
THROW_WALLET_EXCEPTION(error::wallet_internal_error, std::string( "Key images from ") + filename + " are for a different account");
|
||
}
|
||
|
||
const size_t record_size = sizeof(crypto::key_image) + sizeof(crypto::signature);
|
||
THROW_WALLET_EXCEPTION_IF((data.size() - headerlen) % record_size,
|
||
error::wallet_internal_error, std::string("Bad data size from file ") + filename);
|
||
size_t nki = (data.size() - headerlen) / record_size;
|
||
|
||
std::vector<std::pair<crypto::key_image, crypto::signature>> ski;
|
||
ski.reserve(nki);
|
||
for (size_t n = 0; n < nki; ++n)
|
||
{
|
||
crypto::key_image key_image = *reinterpret_cast<const crypto::key_image*>(&data[headerlen + n * record_size]);
|
||
crypto::signature signature = *reinterpret_cast<const crypto::signature*>(&data[headerlen + n * record_size + sizeof(crypto::key_image)]);
|
||
|
||
ski.push_back(std::make_pair(key_image, signature));
|
||
}
|
||
|
||
return import_key_images(ski, spent, unspent);
|
||
}
|
||
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::import_key_images(const std::vector<std::pair<crypto::key_image, crypto::signature>> &signed_key_images, uint64_t &spent, uint64_t &unspent, bool check_spent)
|
||
{
|
||
COMMAND_RPC_IS_KEY_IMAGE_SPENT::request req = AUTO_VAL_INIT(req);
|
||
COMMAND_RPC_IS_KEY_IMAGE_SPENT::response daemon_resp = AUTO_VAL_INIT(daemon_resp);
|
||
|
||
THROW_WALLET_EXCEPTION_IF(signed_key_images.size() > m_transfers.size(), error::wallet_internal_error,
|
||
"The blockchain is out of date compared to the signed key images");
|
||
|
||
if (signed_key_images.empty())
|
||
{
|
||
spent = 0;
|
||
unspent = 0;
|
||
return 0;
|
||
}
|
||
|
||
for (size_t n = 0; n < signed_key_images.size(); ++n)
|
||
{
|
||
const transfer_details &td = m_transfers[n];
|
||
const crypto::key_image &key_image = signed_key_images[n].first;
|
||
const crypto::signature &signature = signed_key_images[n].second;
|
||
|
||
// get ephemeral public key
|
||
const cryptonote::tx_out &out = td.m_tx.vout[td.m_internal_output_index];
|
||
THROW_WALLET_EXCEPTION_IF(out.target.type() != typeid(txout_to_key), error::wallet_internal_error,
|
||
"Non txout_to_key output found");
|
||
const cryptonote::txout_to_key &o = boost::get<cryptonote::txout_to_key>(out.target);
|
||
const crypto::public_key pkey = o.key;
|
||
|
||
std::vector<const crypto::public_key*> pkeys;
|
||
pkeys.push_back(&pkey);
|
||
THROW_WALLET_EXCEPTION_IF(!(rct::scalarmultKey(rct::ki2rct(key_image), rct::curveOrder()) == rct::identity()),
|
||
error::wallet_internal_error, "Key image out of validity domain: input " + boost::lexical_cast<std::string>(n) + "/"
|
||
+ boost::lexical_cast<std::string>(signed_key_images.size()) + ", key image " + epee::string_tools::pod_to_hex(key_image));
|
||
|
||
THROW_WALLET_EXCEPTION_IF(!crypto::check_ring_signature((const crypto::hash&)key_image, key_image, pkeys, &signature),
|
||
error::wallet_internal_error, "Signature check failed: input " + boost::lexical_cast<std::string>(n) + "/"
|
||
+ boost::lexical_cast<std::string>(signed_key_images.size()) + ", key image " + epee::string_tools::pod_to_hex(key_image)
|
||
+ ", signature " + epee::string_tools::pod_to_hex(signature) + ", pubkey " + epee::string_tools::pod_to_hex(*pkeys[0]));
|
||
|
||
req.key_images.push_back(epee::string_tools::pod_to_hex(key_image));
|
||
}
|
||
|
||
for (size_t n = 0; n < signed_key_images.size(); ++n)
|
||
{
|
||
m_transfers[n].m_key_image = signed_key_images[n].first;
|
||
m_key_images[m_transfers[n].m_key_image] = n;
|
||
m_transfers[n].m_key_image_known = true;
|
||
m_transfers[n].m_key_image_partial = false;
|
||
}
|
||
|
||
if(check_spent)
|
||
{
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = epee::net_utils::invoke_http_json("/is_key_image_spent", req, daemon_resp, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "is_key_image_spent");
|
||
THROW_WALLET_EXCEPTION_IF(daemon_resp.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "is_key_image_spent");
|
||
THROW_WALLET_EXCEPTION_IF(daemon_resp.status != CORE_RPC_STATUS_OK, error::is_key_image_spent_error, daemon_resp.status);
|
||
THROW_WALLET_EXCEPTION_IF(daemon_resp.spent_status.size() != signed_key_images.size(), error::wallet_internal_error,
|
||
"daemon returned wrong response for is_key_image_spent, wrong amounts count = " +
|
||
std::to_string(daemon_resp.spent_status.size()) + ", expected " + std::to_string(signed_key_images.size()));
|
||
for (size_t n = 0; n < daemon_resp.spent_status.size(); ++n)
|
||
{
|
||
transfer_details &td = m_transfers[n];
|
||
td.m_spent = daemon_resp.spent_status[n] != COMMAND_RPC_IS_KEY_IMAGE_SPENT::UNSPENT;
|
||
}
|
||
}
|
||
spent = 0;
|
||
unspent = 0;
|
||
std::unordered_set<crypto::hash> spent_txids; // For each spent key image, search for a tx in m_transfers that uses it as input.
|
||
std::vector<size_t> swept_transfers; // If such a spending tx wasn't found in m_transfers, this means the spending tx
|
||
// was created by sweep_all, so we can't know the spent height and other detailed info.
|
||
for(size_t i = 0; i < signed_key_images.size(); ++i)
|
||
{
|
||
transfer_details &td = m_transfers[i];
|
||
uint64_t amount = td.amount();
|
||
if (td.m_spent)
|
||
spent += amount;
|
||
else
|
||
unspent += amount;
|
||
LOG_PRINT_L2("Transfer " << i << ": " << print_money(amount) << " (" << td.m_global_output_index << "): "
|
||
<< (td.m_spent ? "spent" : "unspent") << " (key image " << req.key_images[i] << ")");
|
||
|
||
if (i < daemon_resp.spent_status.size() && daemon_resp.spent_status[i] == COMMAND_RPC_IS_KEY_IMAGE_SPENT::SPENT_IN_BLOCKCHAIN)
|
||
{
|
||
bool is_spent_tx_found = false;
|
||
for (auto it = m_transfers.rbegin(); &(*it) != &td; ++it)
|
||
{
|
||
bool is_spent_tx = false;
|
||
for(const cryptonote::txin_v& in : it->m_tx.vin)
|
||
{
|
||
if(in.type() == typeid(cryptonote::txin_to_key) && td.m_key_image == boost::get<cryptonote::txin_to_key>(in).k_image)
|
||
{
|
||
is_spent_tx = true;
|
||
break;
|
||
}
|
||
}
|
||
if (is_spent_tx)
|
||
{
|
||
is_spent_tx_found = true;
|
||
spent_txids.insert(it->m_txid);
|
||
break;
|
||
}
|
||
}
|
||
|
||
if (!is_spent_tx_found)
|
||
swept_transfers.push_back(i);
|
||
}
|
||
}
|
||
MDEBUG("Total: " << print_money(spent) << " spent, " << print_money(unspent) << " unspent");
|
||
|
||
if (check_spent)
|
||
{
|
||
// query outgoing txes
|
||
COMMAND_RPC_GET_TRANSACTIONS::request gettxs_req;
|
||
COMMAND_RPC_GET_TRANSACTIONS::response gettxs_res;
|
||
gettxs_req.decode_as_json = false;
|
||
gettxs_req.prune = false;
|
||
for (const crypto::hash& spent_txid : spent_txids)
|
||
gettxs_req.txs_hashes.push_back(epee::string_tools::pod_to_hex(spent_txid));
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = epee::net_utils::invoke_http_json("/gettransactions", gettxs_req, gettxs_res, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "gettransactions");
|
||
THROW_WALLET_EXCEPTION_IF(gettxs_res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "gettransactions");
|
||
THROW_WALLET_EXCEPTION_IF(gettxs_res.txs.size() != spent_txids.size(), error::wallet_internal_error,
|
||
"daemon returned wrong response for gettransactions, wrong count = " + std::to_string(gettxs_res.txs.size()) + ", expected " + std::to_string(spent_txids.size()));
|
||
|
||
// process each outgoing tx
|
||
auto spent_txid = spent_txids.begin();
|
||
hw::device &hwdev = m_account.get_device();
|
||
for (const COMMAND_RPC_GET_TRANSACTIONS::entry& e : gettxs_res.txs)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(e.in_pool, error::wallet_internal_error, "spent tx isn't supposed to be in txpool");
|
||
|
||
// parse tx
|
||
cryptonote::blobdata bd;
|
||
THROW_WALLET_EXCEPTION_IF(!epee::string_tools::parse_hexstr_to_binbuff(e.as_hex, bd), error::wallet_internal_error, "parse_hexstr_to_binbuff failed");
|
||
cryptonote::transaction spent_tx;
|
||
crypto::hash spnet_txid_parsed, spent_txid_prefix;
|
||
THROW_WALLET_EXCEPTION_IF(!cryptonote::parse_and_validate_tx_from_blob(bd, spent_tx, spnet_txid_parsed, spent_txid_prefix), error::wallet_internal_error, "parse_and_validate_tx_from_blob failed");
|
||
THROW_WALLET_EXCEPTION_IF(*spent_txid != spnet_txid_parsed, error::wallet_internal_error, "parsed txid mismatch");
|
||
|
||
// get received (change) amount
|
||
uint64_t tx_money_got_in_outs = 0;
|
||
const cryptonote::account_keys& keys = m_account.get_keys();
|
||
const crypto::public_key tx_pub_key = get_tx_pub_key_from_extra(spent_tx);
|
||
crypto::key_derivation derivation;
|
||
bool r = hwdev.generate_key_derivation(tx_pub_key, keys.m_view_secret_key, derivation);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "Failed to generate key derivation");
|
||
const std::vector<crypto::public_key> additional_tx_pub_keys = get_additional_tx_pub_keys_from_extra(spent_tx);
|
||
std::vector<crypto::key_derivation> additional_derivations;
|
||
for (size_t i = 0; i < additional_tx_pub_keys.size(); ++i)
|
||
{
|
||
additional_derivations.push_back({});
|
||
r = hwdev.generate_key_derivation(additional_tx_pub_keys[i], keys.m_view_secret_key, additional_derivations.back());
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "Failed to generate key derivation");
|
||
}
|
||
size_t output_index = 0;
|
||
for (const cryptonote::tx_out& out : spent_tx.vout)
|
||
{
|
||
tx_scan_info_t tx_scan_info;
|
||
check_acc_out_precomp(out, derivation, additional_derivations, output_index, tx_scan_info);
|
||
THROW_WALLET_EXCEPTION_IF(tx_scan_info.error, error::wallet_internal_error, "check_acc_out_precomp failed");
|
||
if (tx_scan_info.received)
|
||
{
|
||
if (tx_scan_info.money_transfered == 0)
|
||
{
|
||
rct::key mask;
|
||
tx_scan_info.money_transfered = tools::decodeRct(spent_tx.rct_signatures, tx_scan_info.received->derivation, output_index, mask, hwdev);
|
||
}
|
||
tx_money_got_in_outs += tx_scan_info.money_transfered;
|
||
}
|
||
++output_index;
|
||
}
|
||
|
||
// get spent amount
|
||
uint64_t tx_money_spent_in_ins = 0;
|
||
uint32_t subaddr_account = (uint32_t)-1;
|
||
std::set<uint32_t> subaddr_indices;
|
||
for (const cryptonote::txin_v& in : spent_tx.vin)
|
||
{
|
||
if (in.type() != typeid(cryptonote::txin_to_key))
|
||
continue;
|
||
auto it = m_key_images.find(boost::get<cryptonote::txin_to_key>(in).k_image);
|
||
if (it != m_key_images.end())
|
||
{
|
||
const transfer_details& td = m_transfers[it->second];
|
||
uint64_t amount = boost::get<cryptonote::txin_to_key>(in).amount;
|
||
if (amount > 0)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(amount != td.amount(), error::wallet_internal_error,
|
||
std::string("Inconsistent amount in tx input: got ") + print_money(amount) +
|
||
std::string(", expected ") + print_money(td.amount()));
|
||
}
|
||
amount = td.amount();
|
||
tx_money_spent_in_ins += amount;
|
||
|
||
LOG_PRINT_L0("Spent money: " << print_money(amount) << ", with tx: " << *spent_txid);
|
||
set_spent(it->second, e.block_height);
|
||
if (m_callback)
|
||
m_callback->on_money_spent(e.block_height, *spent_txid, spent_tx, amount, spent_tx, td.m_subaddr_index);
|
||
if (subaddr_account != (uint32_t)-1 && subaddr_account != td.m_subaddr_index.major)
|
||
LOG_PRINT_L0("WARNING: This tx spends outputs received by different subaddress accounts, which isn't supposed to happen");
|
||
subaddr_account = td.m_subaddr_index.major;
|
||
subaddr_indices.insert(td.m_subaddr_index.minor);
|
||
}
|
||
}
|
||
|
||
// create outgoing payment
|
||
process_outgoing(*spent_txid, spent_tx, e.block_height, e.block_timestamp, tx_money_spent_in_ins, tx_money_got_in_outs, subaddr_account, subaddr_indices);
|
||
|
||
// erase corresponding incoming payment
|
||
for (auto j = m_payments.begin(); j != m_payments.end(); ++j)
|
||
{
|
||
if (j->second.m_tx_hash == *spent_txid)
|
||
{
|
||
m_payments.erase(j);
|
||
break;
|
||
}
|
||
}
|
||
|
||
++spent_txid;
|
||
}
|
||
|
||
for (size_t n : swept_transfers)
|
||
{
|
||
const transfer_details& td = m_transfers[n];
|
||
confirmed_transfer_details pd;
|
||
pd.m_change = (uint64_t)-1; // cahnge is unknown
|
||
pd.m_amount_in = pd.m_amount_out = td.amount(); // fee is unknown
|
||
std::string err;
|
||
pd.m_block_height = get_daemon_blockchain_height(err); // spent block height is unknown, so hypothetically set to the highest
|
||
crypto::hash spent_txid = crypto::rand<crypto::hash>(); // spent txid is unknown, so hypothetically set to random
|
||
m_confirmed_txs.insert(std::make_pair(spent_txid, pd));
|
||
}
|
||
}
|
||
|
||
return m_transfers[signed_key_images.size() - 1].m_block_height;
|
||
}
|
||
wallet2::payment_container wallet2::export_payments() const
|
||
{
|
||
payment_container payments;
|
||
for (auto const &p : m_payments)
|
||
{
|
||
payments.emplace(p);
|
||
}
|
||
return payments;
|
||
}
|
||
void wallet2::import_payments(const payment_container &payments)
|
||
{
|
||
m_payments.clear();
|
||
for (auto const &p : payments)
|
||
{
|
||
m_payments.emplace(p);
|
||
}
|
||
}
|
||
void wallet2::import_payments_out(const std::list<std::pair<crypto::hash,wallet2::confirmed_transfer_details>> &confirmed_payments)
|
||
{
|
||
m_confirmed_txs.clear();
|
||
for (auto const &p : confirmed_payments)
|
||
{
|
||
m_confirmed_txs.emplace(p);
|
||
}
|
||
}
|
||
|
||
std::tuple<size_t,crypto::hash,std::vector<crypto::hash>> wallet2::export_blockchain() const
|
||
{
|
||
std::tuple<size_t, crypto::hash, std::vector<crypto::hash>> bc;
|
||
std::get<0>(bc) = m_blockchain.offset();
|
||
std::get<1>(bc) = m_blockchain.empty() ? crypto::null_hash: m_blockchain.genesis();
|
||
for (size_t n = m_blockchain.offset(); n < m_blockchain.size(); ++n)
|
||
{
|
||
std::get<2>(bc).push_back(m_blockchain[n]);
|
||
}
|
||
return bc;
|
||
}
|
||
|
||
void wallet2::import_blockchain(const std::tuple<size_t, crypto::hash, std::vector<crypto::hash>> &bc)
|
||
{
|
||
m_blockchain.clear();
|
||
if (std::get<0>(bc))
|
||
{
|
||
for (size_t n = std::get<0>(bc); n > 0; --n)
|
||
m_blockchain.push_back(std::get<1>(bc));
|
||
m_blockchain.trim(std::get<0>(bc));
|
||
}
|
||
for (auto const &b : std::get<2>(bc))
|
||
{
|
||
m_blockchain.push_back(b);
|
||
}
|
||
cryptonote::block genesis;
|
||
generate_genesis(genesis);
|
||
crypto::hash genesis_hash = get_block_hash(genesis);
|
||
check_genesis(genesis_hash);
|
||
m_last_block_reward = cryptonote::get_outs_money_amount(genesis.miner_tx);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::vector<tools::wallet2::transfer_details> wallet2::export_outputs() const
|
||
{
|
||
std::vector<tools::wallet2::transfer_details> outs;
|
||
|
||
outs.reserve(m_transfers.size());
|
||
for (size_t n = 0; n < m_transfers.size(); ++n)
|
||
{
|
||
const transfer_details &td = m_transfers[n];
|
||
|
||
outs.push_back(td);
|
||
}
|
||
|
||
return outs;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::export_outputs_to_str() const
|
||
{
|
||
std::vector<tools::wallet2::transfer_details> outs = export_outputs();
|
||
|
||
std::stringstream oss;
|
||
boost::archive::portable_binary_oarchive ar(oss);
|
||
ar << outs;
|
||
|
||
std::string magic(OUTPUT_EXPORT_FILE_MAGIC, strlen(OUTPUT_EXPORT_FILE_MAGIC));
|
||
const cryptonote::account_public_address &keys = get_account().get_keys().m_account_address;
|
||
std::string header;
|
||
header += std::string((const char *)&keys.m_spend_public_key, sizeof(crypto::public_key));
|
||
header += std::string((const char *)&keys.m_view_public_key, sizeof(crypto::public_key));
|
||
std::string ciphertext = encrypt_with_view_secret_key(header + oss.str());
|
||
return magic + ciphertext;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
size_t wallet2::import_outputs(const std::vector<tools::wallet2::transfer_details> &outputs)
|
||
{
|
||
m_transfers.clear();
|
||
m_transfers.reserve(outputs.size());
|
||
for (size_t i = 0; i < outputs.size(); ++i)
|
||
{
|
||
transfer_details td = outputs[i];
|
||
|
||
// the hot wallet wouldn't have known about key images (except if we already exported them)
|
||
cryptonote::keypair in_ephemeral;
|
||
|
||
THROW_WALLET_EXCEPTION_IF(td.m_tx.vout.empty(), error::wallet_internal_error, "tx with no outputs at index " + boost::lexical_cast<std::string>(i));
|
||
crypto::public_key tx_pub_key = get_tx_pub_key_from_received_outs(td);
|
||
const std::vector<crypto::public_key> additional_tx_pub_keys = get_additional_tx_pub_keys_from_extra(td.m_tx);
|
||
|
||
const crypto::public_key& out_key = boost::get<cryptonote::txout_to_key>(td.m_tx.vout[td.m_internal_output_index].target).key;
|
||
bool r = cryptonote::generate_key_image_helper(m_account.get_keys(), m_subaddresses, out_key, tx_pub_key, additional_tx_pub_keys, td.m_internal_output_index, in_ephemeral, td.m_key_image, m_account.get_device());
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "Failed to generate key image");
|
||
expand_subaddresses(td.m_subaddr_index);
|
||
td.m_key_image_known = true;
|
||
td.m_key_image_partial = false;
|
||
THROW_WALLET_EXCEPTION_IF(in_ephemeral.pub != boost::get<cryptonote::txout_to_key>(td.m_tx.vout[td.m_internal_output_index].target).key,
|
||
error::wallet_internal_error, "key_image generated ephemeral public key not matched with output_key at index " + boost::lexical_cast<std::string>(i));
|
||
|
||
m_key_images[td.m_key_image] = m_transfers.size();
|
||
m_pub_keys[td.get_public_key()] = m_transfers.size();
|
||
m_transfers.push_back(td);
|
||
}
|
||
|
||
return m_transfers.size();
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
size_t wallet2::import_outputs_from_str(const std::string &outputs_st)
|
||
{
|
||
std::string data = outputs_st;
|
||
const size_t magiclen = strlen(OUTPUT_EXPORT_FILE_MAGIC);
|
||
if (data.size() < magiclen || memcmp(data.data(), OUTPUT_EXPORT_FILE_MAGIC, magiclen))
|
||
{
|
||
THROW_WALLET_EXCEPTION(error::wallet_internal_error, std::string("Bad magic from outputs"));
|
||
}
|
||
|
||
try
|
||
{
|
||
data = decrypt_with_view_secret_key(std::string(data, magiclen));
|
||
}
|
||
catch (const std::exception &e)
|
||
{
|
||
THROW_WALLET_EXCEPTION(error::wallet_internal_error, std::string("Failed to decrypt outputs: ") + e.what());
|
||
}
|
||
|
||
const size_t headerlen = 2 * sizeof(crypto::public_key);
|
||
if (data.size() < headerlen)
|
||
{
|
||
THROW_WALLET_EXCEPTION(error::wallet_internal_error, std::string("Bad data size for outputs"));
|
||
}
|
||
const crypto::public_key &public_spend_key = *(const crypto::public_key*)&data[0];
|
||
const crypto::public_key &public_view_key = *(const crypto::public_key*)&data[sizeof(crypto::public_key)];
|
||
const cryptonote::account_public_address &keys = get_account().get_keys().m_account_address;
|
||
if (public_spend_key != keys.m_spend_public_key || public_view_key != keys.m_view_public_key)
|
||
{
|
||
THROW_WALLET_EXCEPTION(error::wallet_internal_error, std::string("Outputs from are for a different account"));
|
||
}
|
||
|
||
size_t imported_outputs = 0;
|
||
try
|
||
{
|
||
std::string body(data, headerlen);
|
||
std::stringstream iss;
|
||
iss << body;
|
||
std::vector<tools::wallet2::transfer_details> outputs;
|
||
try
|
||
{
|
||
boost::archive::portable_binary_iarchive ar(iss);
|
||
ar >> outputs;
|
||
}
|
||
catch (...)
|
||
{
|
||
iss.str("");
|
||
iss << body;
|
||
boost::archive::binary_iarchive ar(iss);
|
||
ar >> outputs;
|
||
}
|
||
|
||
imported_outputs = import_outputs(outputs);
|
||
}
|
||
catch (const std::exception &e)
|
||
{
|
||
THROW_WALLET_EXCEPTION(error::wallet_internal_error, std::string("Failed to import outputs") + e.what());
|
||
}
|
||
|
||
return imported_outputs;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
crypto::public_key wallet2::get_multisig_signer_public_key(const crypto::secret_key &spend_skey) const
|
||
{
|
||
crypto::public_key pkey;
|
||
crypto::secret_key_to_public_key(get_multisig_blinded_secret_key(spend_skey), pkey);
|
||
return pkey;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
crypto::public_key wallet2::get_multisig_signer_public_key() const
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(m_multisig, "Wallet is not multisig");
|
||
crypto::public_key signer;
|
||
CHECK_AND_ASSERT_THROW_MES(crypto::secret_key_to_public_key(get_account().get_keys().m_spend_secret_key, signer), "Failed to generate signer public key");
|
||
return signer;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
crypto::public_key wallet2::get_multisig_signing_public_key(const crypto::secret_key &msk) const
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(m_multisig, "Wallet is not multisig");
|
||
crypto::public_key pkey;
|
||
CHECK_AND_ASSERT_THROW_MES(crypto::secret_key_to_public_key(msk, pkey), "Failed to derive public key");
|
||
return pkey;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
crypto::public_key wallet2::get_multisig_signing_public_key(size_t idx) const
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(m_multisig, "Wallet is not multisig");
|
||
CHECK_AND_ASSERT_THROW_MES(idx < get_account().get_multisig_keys().size(), "Multisig signing key index out of range");
|
||
return get_multisig_signing_public_key(get_account().get_multisig_keys()[idx]);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
rct::key wallet2::get_multisig_k(size_t idx, const std::unordered_set<rct::key> &used_L) const
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(m_multisig, "Wallet is not multisig");
|
||
CHECK_AND_ASSERT_THROW_MES(idx < m_transfers.size(), "idx out of range");
|
||
for (const auto &k: m_transfers[idx].m_multisig_k)
|
||
{
|
||
rct::key L;
|
||
rct::scalarmultBase(L, k);
|
||
if (used_L.find(L) != used_L.end())
|
||
return k;
|
||
}
|
||
THROW_WALLET_EXCEPTION(tools::error::multisig_export_needed);
|
||
return rct::zero();
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
rct::multisig_kLRki wallet2::get_multisig_kLRki(size_t n, const rct::key &k) const
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(n < m_transfers.size(), "Bad m_transfers index");
|
||
rct::multisig_kLRki kLRki;
|
||
kLRki.k = k;
|
||
cryptonote::generate_multisig_LR(m_transfers[n].get_public_key(), rct::rct2sk(kLRki.k), (crypto::public_key&)kLRki.L, (crypto::public_key&)kLRki.R);
|
||
kLRki.ki = rct::ki2rct(m_transfers[n].m_key_image);
|
||
return kLRki;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
rct::multisig_kLRki wallet2::get_multisig_composite_kLRki(size_t n, const crypto::public_key &ignore, std::unordered_set<rct::key> &used_L, std::unordered_set<rct::key> &new_used_L) const
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(n < m_transfers.size(), "Bad transfer index");
|
||
|
||
const transfer_details &td = m_transfers[n];
|
||
rct::multisig_kLRki kLRki = get_multisig_kLRki(n, rct::skGen());
|
||
|
||
// pick a L/R pair from every other participant but one
|
||
size_t n_signers_used = 1;
|
||
for (const auto &p: m_transfers[n].m_multisig_info)
|
||
{
|
||
if (p.m_signer == ignore)
|
||
continue;
|
||
for (const auto &lr: p.m_LR)
|
||
{
|
||
if (used_L.find(lr.m_L) != used_L.end())
|
||
continue;
|
||
used_L.insert(lr.m_L);
|
||
new_used_L.insert(lr.m_L);
|
||
rct::addKeys(kLRki.L, kLRki.L, lr.m_L);
|
||
rct::addKeys(kLRki.R, kLRki.R, lr.m_R);
|
||
++n_signers_used;
|
||
break;
|
||
}
|
||
}
|
||
CHECK_AND_ASSERT_THROW_MES(n_signers_used >= m_multisig_threshold, "LR not found for enough participants");
|
||
|
||
return kLRki;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
crypto::key_image wallet2::get_multisig_composite_key_image(size_t n) const
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(n < m_transfers.size(), "Bad output index");
|
||
|
||
const transfer_details &td = m_transfers[n];
|
||
const crypto::public_key tx_key = get_tx_pub_key_from_received_outs(td);
|
||
const std::vector<crypto::public_key> additional_tx_keys = cryptonote::get_additional_tx_pub_keys_from_extra(td.m_tx);
|
||
crypto::key_image ki;
|
||
std::vector<crypto::key_image> pkis;
|
||
for (const auto &info: td.m_multisig_info)
|
||
for (const auto &pki: info.m_partial_key_images)
|
||
pkis.push_back(pki);
|
||
bool r = cryptonote::generate_multisig_composite_key_image(get_account().get_keys(), m_subaddresses, td.get_public_key(), tx_key, additional_tx_keys, td.m_internal_output_index, pkis, ki);
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::wallet_internal_error, "Failed to generate key image");
|
||
return ki;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
cryptonote::blobdata wallet2::export_multisig()
|
||
{
|
||
std::vector<tools::wallet2::multisig_info> info;
|
||
|
||
const crypto::public_key signer = get_multisig_signer_public_key();
|
||
|
||
info.resize(m_transfers.size());
|
||
for (size_t n = 0; n < m_transfers.size(); ++n)
|
||
{
|
||
transfer_details &td = m_transfers[n];
|
||
const std::vector<crypto::public_key> additional_tx_pub_keys = get_additional_tx_pub_keys_from_extra(td.m_tx);
|
||
crypto::key_image ki;
|
||
td.m_multisig_k.clear();
|
||
info[n].m_LR.clear();
|
||
info[n].m_partial_key_images.clear();
|
||
|
||
for (size_t m = 0; m < get_account().get_multisig_keys().size(); ++m)
|
||
{
|
||
// we want to export the partial key image, not the full one, so we can't use td.m_key_image
|
||
bool r = generate_multisig_key_image(get_account().get_keys(), m, td.get_public_key(), ki);
|
||
CHECK_AND_ASSERT_THROW_MES(r, "Failed to generate key image");
|
||
info[n].m_partial_key_images.push_back(ki);
|
||
}
|
||
|
||
size_t nlr = m_multisig_threshold < m_multisig_signers.size() ? m_multisig_threshold - 1 : 1;
|
||
for (size_t m = 0; m < nlr; ++m)
|
||
{
|
||
td.m_multisig_k.push_back(rct::skGen());
|
||
const rct::multisig_kLRki kLRki = get_multisig_kLRki(n, td.m_multisig_k.back());
|
||
info[n].m_LR.push_back({kLRki.L, kLRki.R});
|
||
}
|
||
|
||
info[n].m_signer = signer;
|
||
}
|
||
|
||
std::stringstream oss;
|
||
boost::archive::portable_binary_oarchive ar(oss);
|
||
ar << info;
|
||
|
||
std::string magic(MULTISIG_EXPORT_FILE_MAGIC, strlen(MULTISIG_EXPORT_FILE_MAGIC));
|
||
const cryptonote::account_public_address &keys = get_account().get_keys().m_account_address;
|
||
std::string header;
|
||
header += std::string((const char *)&keys.m_spend_public_key, sizeof(crypto::public_key));
|
||
header += std::string((const char *)&keys.m_view_public_key, sizeof(crypto::public_key));
|
||
header += std::string((const char *)&signer, sizeof(crypto::public_key));
|
||
std::string ciphertext = encrypt_with_view_secret_key(header + oss.str());
|
||
|
||
return MULTISIG_EXPORT_FILE_MAGIC + ciphertext;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::update_multisig_rescan_info(const std::vector<std::vector<rct::key>> &multisig_k, const std::vector<std::vector<tools::wallet2::multisig_info>> &info, size_t n)
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(n < m_transfers.size(), "Bad index in update_multisig_info");
|
||
CHECK_AND_ASSERT_THROW_MES(multisig_k.size() >= m_transfers.size(), "Mismatched sizes of multisig_k and info");
|
||
|
||
MDEBUG("update_multisig_rescan_info: updating index " << n);
|
||
transfer_details &td = m_transfers[n];
|
||
td.m_multisig_info.clear();
|
||
for (const auto &pi: info)
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(n < pi.size(), "Bad pi size");
|
||
td.m_multisig_info.push_back(pi[n]);
|
||
}
|
||
m_key_images.erase(td.m_key_image);
|
||
td.m_key_image = get_multisig_composite_key_image(n);
|
||
td.m_key_image_known = true;
|
||
td.m_key_image_partial = false;
|
||
td.m_multisig_k = multisig_k[n];
|
||
m_key_images[td.m_key_image] = n;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
size_t wallet2::import_multisig(std::vector<cryptonote::blobdata> blobs)
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(m_multisig, "Wallet is not multisig");
|
||
|
||
std::vector<std::vector<tools::wallet2::multisig_info>> info;
|
||
std::unordered_set<crypto::public_key> seen;
|
||
for (cryptonote::blobdata &data: blobs)
|
||
{
|
||
const size_t magiclen = strlen(MULTISIG_EXPORT_FILE_MAGIC);
|
||
THROW_WALLET_EXCEPTION_IF(data.size() < magiclen || memcmp(data.data(), MULTISIG_EXPORT_FILE_MAGIC, magiclen),
|
||
error::wallet_internal_error, "Bad multisig info file magic in ");
|
||
|
||
data = decrypt_with_view_secret_key(std::string(data, magiclen));
|
||
|
||
const size_t headerlen = 3 * sizeof(crypto::public_key);
|
||
THROW_WALLET_EXCEPTION_IF(data.size() < headerlen, error::wallet_internal_error, "Bad data size");
|
||
|
||
const crypto::public_key &public_spend_key = *(const crypto::public_key*)&data[0];
|
||
const crypto::public_key &public_view_key = *(const crypto::public_key*)&data[sizeof(crypto::public_key)];
|
||
const crypto::public_key &signer = *(const crypto::public_key*)&data[2*sizeof(crypto::public_key)];
|
||
const cryptonote::account_public_address &keys = get_account().get_keys().m_account_address;
|
||
THROW_WALLET_EXCEPTION_IF(public_spend_key != keys.m_spend_public_key || public_view_key != keys.m_view_public_key,
|
||
error::wallet_internal_error, "Multisig info is for a different account");
|
||
if (get_multisig_signer_public_key() == signer)
|
||
{
|
||
MINFO("Multisig info from this wallet ignored");
|
||
continue;
|
||
}
|
||
if (seen.find(signer) != seen.end())
|
||
{
|
||
MINFO("Duplicate multisig info ignored");
|
||
continue;
|
||
}
|
||
seen.insert(signer);
|
||
|
||
std::string body(data, headerlen);
|
||
std::istringstream iss(body);
|
||
std::vector<tools::wallet2::multisig_info> i;
|
||
boost::archive::portable_binary_iarchive ar(iss);
|
||
ar >> i;
|
||
MINFO(boost::format("%u outputs found") % boost::lexical_cast<std::string>(i.size()));
|
||
info.push_back(std::move(i));
|
||
}
|
||
|
||
CHECK_AND_ASSERT_THROW_MES(info.size() + 1 <= m_multisig_signers.size() && info.size() + 1 >= m_multisig_threshold, "Wrong number of multisig sources");
|
||
|
||
std::vector<std::vector<rct::key>> k;
|
||
k.reserve(m_transfers.size());
|
||
for (const auto &td: m_transfers)
|
||
k.push_back(td.m_multisig_k);
|
||
|
||
// how many outputs we're going to update
|
||
size_t n_outputs = m_transfers.size();
|
||
for (const auto &pi: info)
|
||
if (pi.size() < n_outputs)
|
||
n_outputs = pi.size();
|
||
|
||
if (n_outputs == 0)
|
||
return 0;
|
||
|
||
// check signers are consistent
|
||
for (const auto &pi: info)
|
||
{
|
||
CHECK_AND_ASSERT_THROW_MES(std::find(m_multisig_signers.begin(), m_multisig_signers.end(), pi[0].m_signer) != m_multisig_signers.end(),
|
||
"Signer is not a member of this multisig wallet");
|
||
for (size_t n = 1; n < n_outputs; ++n)
|
||
CHECK_AND_ASSERT_THROW_MES(pi[n].m_signer == pi[0].m_signer, "Mismatched signers in imported multisig info");
|
||
}
|
||
|
||
// trim data we don't have info for from all participants
|
||
for (auto &pi: info)
|
||
pi.resize(n_outputs);
|
||
|
||
// sort by signer
|
||
if (!info.empty() && !info.front().empty())
|
||
{
|
||
std::sort(info.begin(), info.end(), [](const std::vector<tools::wallet2::multisig_info> &i0, const std::vector<tools::wallet2::multisig_info> &i1){ return memcmp(&i0[0].m_signer, &i1[0].m_signer, sizeof(i0[0].m_signer)); });
|
||
}
|
||
|
||
// first pass to determine where to detach the blockchain
|
||
for (size_t n = 0; n < n_outputs; ++n)
|
||
{
|
||
const transfer_details &td = m_transfers[n];
|
||
if (!td.m_key_image_partial)
|
||
continue;
|
||
MINFO("Multisig info importing from block height " << td.m_block_height);
|
||
detach_blockchain(td.m_block_height);
|
||
break;
|
||
}
|
||
|
||
for (size_t n = 0; n < n_outputs && n < m_transfers.size(); ++n)
|
||
{
|
||
update_multisig_rescan_info(k, info, n);
|
||
}
|
||
|
||
m_multisig_rescan_k = &k;
|
||
m_multisig_rescan_info = &info;
|
||
try
|
||
{
|
||
refresh(false);
|
||
}
|
||
catch (...) {}
|
||
m_multisig_rescan_info = NULL;
|
||
m_multisig_rescan_k = NULL;
|
||
|
||
return n_outputs;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::encrypt(const std::string &plaintext, const crypto::secret_key &skey, bool authenticated) const
|
||
{
|
||
crypto::chacha_key key;
|
||
crypto::generate_chacha_key(&skey, sizeof(skey), key);
|
||
std::string ciphertext;
|
||
crypto::chacha_iv iv = crypto::rand<crypto::chacha_iv>();
|
||
ciphertext.resize(plaintext.size() + sizeof(iv) + (authenticated ? sizeof(crypto::signature) : 0));
|
||
crypto::chacha20(plaintext.data(), plaintext.size(), key, iv, &ciphertext[sizeof(iv)]);
|
||
memcpy(&ciphertext[0], &iv, sizeof(iv));
|
||
if (authenticated)
|
||
{
|
||
crypto::hash hash;
|
||
crypto::cn_fast_hash(ciphertext.data(), ciphertext.size() - sizeof(signature), hash);
|
||
crypto::public_key pkey;
|
||
crypto::secret_key_to_public_key(skey, pkey);
|
||
crypto::signature &signature = *(crypto::signature*)&ciphertext[ciphertext.size() - sizeof(crypto::signature)];
|
||
crypto::generate_signature(hash, pkey, skey, signature);
|
||
}
|
||
return ciphertext;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::encrypt_with_view_secret_key(const std::string &plaintext, bool authenticated) const
|
||
{
|
||
return encrypt(plaintext, get_account().get_keys().m_view_secret_key, authenticated);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::decrypt(const std::string &ciphertext, const crypto::secret_key &skey, bool authenticated) const
|
||
{
|
||
const size_t prefix_size = sizeof(chacha_iv) + (authenticated ? sizeof(crypto::signature) : 0);
|
||
THROW_WALLET_EXCEPTION_IF(ciphertext.size() < prefix_size,
|
||
error::wallet_internal_error, "Unexpected ciphertext size");
|
||
|
||
crypto::chacha_key key;
|
||
crypto::generate_chacha_key(&skey, sizeof(skey), key);
|
||
const crypto::chacha_iv &iv = *(const crypto::chacha_iv*)&ciphertext[0];
|
||
std::string plaintext;
|
||
plaintext.resize(ciphertext.size() - prefix_size);
|
||
if (authenticated)
|
||
{
|
||
crypto::hash hash;
|
||
crypto::cn_fast_hash(ciphertext.data(), ciphertext.size() - sizeof(signature), hash);
|
||
crypto::public_key pkey;
|
||
crypto::secret_key_to_public_key(skey, pkey);
|
||
const crypto::signature &signature = *(const crypto::signature*)&ciphertext[ciphertext.size() - sizeof(crypto::signature)];
|
||
THROW_WALLET_EXCEPTION_IF(!crypto::check_signature(hash, pkey, signature),
|
||
error::wallet_internal_error, "Failed to authenticate ciphertext");
|
||
}
|
||
crypto::chacha20(ciphertext.data() + sizeof(iv), ciphertext.size() - prefix_size, key, iv, &plaintext[0]);
|
||
return plaintext;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::decrypt_with_view_secret_key(const std::string &ciphertext, bool authenticated) const
|
||
{
|
||
return decrypt(ciphertext, get_account().get_keys().m_view_secret_key, authenticated);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::string wallet2::make_uri(const std::string &address, const std::string &payment_id, uint64_t amount, const std::string &tx_description, const std::string &recipient_name, std::string &error) const
|
||
{
|
||
cryptonote::address_parse_info info;
|
||
if(!get_account_address_from_str(info, nettype(), address))
|
||
{
|
||
error = std::string("wrong address: ") + address;
|
||
return std::string();
|
||
}
|
||
|
||
// we want only one payment id
|
||
if (info.has_payment_id && !payment_id.empty())
|
||
{
|
||
error = "A single payment id is allowed";
|
||
return std::string();
|
||
}
|
||
|
||
if (!payment_id.empty())
|
||
{
|
||
crypto::hash pid32;
|
||
crypto::hash8 pid8;
|
||
if (!wallet2::parse_long_payment_id(payment_id, pid32) && !wallet2::parse_short_payment_id(payment_id, pid8))
|
||
{
|
||
error = "Invalid payment id";
|
||
return std::string();
|
||
}
|
||
}
|
||
|
||
std::string uri = "monero:" + address;
|
||
unsigned int n_fields = 0;
|
||
|
||
if (!payment_id.empty())
|
||
{
|
||
uri += (n_fields++ ? "&" : "?") + std::string("tx_payment_id=") + payment_id;
|
||
}
|
||
|
||
if (amount > 0)
|
||
{
|
||
// URI encoded amount is in decimal units, not atomic units
|
||
uri += (n_fields++ ? "&" : "?") + std::string("tx_amount=") + cryptonote::print_money(amount);
|
||
}
|
||
|
||
if (!recipient_name.empty())
|
||
{
|
||
uri += (n_fields++ ? "&" : "?") + std::string("recipient_name=") + epee::net_utils::conver_to_url_format(recipient_name);
|
||
}
|
||
|
||
if (!tx_description.empty())
|
||
{
|
||
uri += (n_fields++ ? "&" : "?") + std::string("tx_description=") + epee::net_utils::conver_to_url_format(tx_description);
|
||
}
|
||
|
||
return uri;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::parse_uri(const std::string &uri, std::string &address, std::string &payment_id, uint64_t &amount, std::string &tx_description, std::string &recipient_name, std::vector<std::string> &unknown_parameters, std::string &error)
|
||
{
|
||
if (uri.substr(0, 7) != "monero:")
|
||
{
|
||
error = std::string("URI has wrong scheme (expected \"monero:\"): ") + uri;
|
||
return false;
|
||
}
|
||
|
||
std::string remainder = uri.substr(7);
|
||
const char *ptr = strchr(remainder.c_str(), '?');
|
||
address = ptr ? remainder.substr(0, ptr-remainder.c_str()) : remainder;
|
||
|
||
cryptonote::address_parse_info info;
|
||
if(!get_account_address_from_str(info, nettype(), address))
|
||
{
|
||
error = std::string("URI has wrong address: ") + address;
|
||
return false;
|
||
}
|
||
if (!strchr(remainder.c_str(), '?'))
|
||
return true;
|
||
|
||
std::vector<std::string> arguments;
|
||
std::string body = remainder.substr(address.size() + 1);
|
||
if (body.empty())
|
||
return true;
|
||
boost::split(arguments, body, boost::is_any_of("&"));
|
||
std::set<std::string> have_arg;
|
||
for (const auto &arg: arguments)
|
||
{
|
||
std::vector<std::string> kv;
|
||
boost::split(kv, arg, boost::is_any_of("="));
|
||
if (kv.size() != 2)
|
||
{
|
||
error = std::string("URI has wrong parameter: ") + arg;
|
||
return false;
|
||
}
|
||
if (have_arg.find(kv[0]) != have_arg.end())
|
||
{
|
||
error = std::string("URI has more than one instance of " + kv[0]);
|
||
return false;
|
||
}
|
||
have_arg.insert(kv[0]);
|
||
|
||
if (kv[0] == "tx_amount")
|
||
{
|
||
amount = 0;
|
||
if (!cryptonote::parse_amount(amount, kv[1]))
|
||
{
|
||
error = std::string("URI has invalid amount: ") + kv[1];
|
||
return false;
|
||
}
|
||
}
|
||
else if (kv[0] == "tx_payment_id")
|
||
{
|
||
if (info.has_payment_id)
|
||
{
|
||
error = "Separate payment id given with an integrated address";
|
||
return false;
|
||
}
|
||
crypto::hash hash;
|
||
crypto::hash8 hash8;
|
||
if (!wallet2::parse_long_payment_id(kv[1], hash) && !wallet2::parse_short_payment_id(kv[1], hash8))
|
||
{
|
||
error = "Invalid payment id: " + kv[1];
|
||
return false;
|
||
}
|
||
payment_id = kv[1];
|
||
}
|
||
else if (kv[0] == "recipient_name")
|
||
{
|
||
recipient_name = epee::net_utils::convert_from_url_format(kv[1]);
|
||
}
|
||
else if (kv[0] == "tx_description")
|
||
{
|
||
tx_description = epee::net_utils::convert_from_url_format(kv[1]);
|
||
}
|
||
else
|
||
{
|
||
unknown_parameters.push_back(arg);
|
||
}
|
||
}
|
||
return true;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::get_blockchain_height_by_date(uint16_t year, uint8_t month, uint8_t day)
|
||
{
|
||
uint32_t version;
|
||
if (!check_connection(&version))
|
||
{
|
||
throw std::runtime_error("failed to connect to daemon: " + get_daemon_address());
|
||
}
|
||
if (version < MAKE_CORE_RPC_VERSION(1, 6))
|
||
{
|
||
throw std::runtime_error("this function requires RPC version 1.6 or higher");
|
||
}
|
||
std::tm date = { 0, 0, 0, 0, 0, 0, 0, 0 };
|
||
date.tm_year = year - 1900;
|
||
date.tm_mon = month - 1;
|
||
date.tm_mday = day;
|
||
if (date.tm_mon < 0 || 11 < date.tm_mon || date.tm_mday < 1 || 31 < date.tm_mday)
|
||
{
|
||
throw std::runtime_error("month or day out of range");
|
||
}
|
||
uint64_t timestamp_target = std::mktime(&date);
|
||
std::string err;
|
||
uint64_t height_min = 0;
|
||
uint64_t height_max = get_daemon_blockchain_height(err) - 1;
|
||
if (!err.empty())
|
||
{
|
||
throw std::runtime_error("failed to get blockchain height");
|
||
}
|
||
while (true)
|
||
{
|
||
COMMAND_RPC_GET_BLOCKS_BY_HEIGHT::request req;
|
||
COMMAND_RPC_GET_BLOCKS_BY_HEIGHT::response res;
|
||
uint64_t height_mid = (height_min + height_max) / 2;
|
||
req.heights =
|
||
{
|
||
height_min,
|
||
height_mid,
|
||
height_max
|
||
};
|
||
bool r = net_utils::invoke_http_bin("/getblocks_by_height.bin", req, res, m_http_client, rpc_timeout);
|
||
if (!r || res.status != CORE_RPC_STATUS_OK)
|
||
{
|
||
std::ostringstream oss;
|
||
oss << "failed to get blocks by heights: ";
|
||
for (auto height : req.heights)
|
||
oss << height << ' ';
|
||
oss << endl << "reason: ";
|
||
if (!r)
|
||
oss << "possibly lost connection to daemon";
|
||
else if (res.status == CORE_RPC_STATUS_BUSY)
|
||
oss << "daemon is busy";
|
||
else
|
||
oss << res.status;
|
||
throw std::runtime_error(oss.str());
|
||
}
|
||
cryptonote::block blk_min, blk_mid, blk_max;
|
||
if (res.blocks.size() < 3) throw std::runtime_error("Not enough blocks returned from daemon");
|
||
if (!parse_and_validate_block_from_blob(res.blocks[0].block, blk_min)) throw std::runtime_error("failed to parse blob at height " + std::to_string(height_min));
|
||
if (!parse_and_validate_block_from_blob(res.blocks[1].block, blk_mid)) throw std::runtime_error("failed to parse blob at height " + std::to_string(height_mid));
|
||
if (!parse_and_validate_block_from_blob(res.blocks[2].block, blk_max)) throw std::runtime_error("failed to parse blob at height " + std::to_string(height_max));
|
||
uint64_t timestamp_min = blk_min.timestamp;
|
||
uint64_t timestamp_mid = blk_mid.timestamp;
|
||
uint64_t timestamp_max = blk_max.timestamp;
|
||
if (!(timestamp_min <= timestamp_mid && timestamp_mid <= timestamp_max))
|
||
{
|
||
// the timestamps are not in the chronological order.
|
||
// assuming they're sufficiently close to each other, simply return the smallest height
|
||
return std::min({height_min, height_mid, height_max});
|
||
}
|
||
if (timestamp_target > timestamp_max)
|
||
{
|
||
throw std::runtime_error("specified date is in the future");
|
||
}
|
||
if (timestamp_target <= timestamp_min + 2 * 24 * 60 * 60) // two days of "buffer" period
|
||
{
|
||
return height_min;
|
||
}
|
||
if (timestamp_target <= timestamp_mid)
|
||
height_max = height_mid;
|
||
else
|
||
height_min = height_mid;
|
||
if (height_max - height_min <= 2 * 24 * 30) // don't divide the height range finer than two days
|
||
{
|
||
return height_min;
|
||
}
|
||
}
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
bool wallet2::is_synced() const
|
||
{
|
||
uint64_t height;
|
||
boost::optional<std::string> result = m_node_rpc_proxy.get_target_height(height);
|
||
if (result && *result != CORE_RPC_STATUS_OK)
|
||
return false;
|
||
return get_blockchain_current_height() >= height;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::vector<std::pair<uint64_t, uint64_t>> wallet2::estimate_backlog(const std::vector<std::pair<double, double>> &fee_levels)
|
||
{
|
||
for (const auto &fee_level: fee_levels)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(fee_level.first == 0.0, error::wallet_internal_error, "Invalid 0 fee");
|
||
THROW_WALLET_EXCEPTION_IF(fee_level.second == 0.0, error::wallet_internal_error, "Invalid 0 fee");
|
||
}
|
||
|
||
// get txpool backlog
|
||
cryptonote::COMMAND_RPC_GET_TRANSACTION_POOL_BACKLOG::request req = AUTO_VAL_INIT(req);
|
||
cryptonote::COMMAND_RPC_GET_TRANSACTION_POOL_BACKLOG::response res = AUTO_VAL_INIT(res);
|
||
m_daemon_rpc_mutex.lock();
|
||
bool r = net_utils::invoke_http_json_rpc("/json_rpc", "get_txpool_backlog", req, res, m_http_client, rpc_timeout);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "Failed to connect to daemon");
|
||
THROW_WALLET_EXCEPTION_IF(res.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_txpool_backlog");
|
||
THROW_WALLET_EXCEPTION_IF(res.status != CORE_RPC_STATUS_OK, error::get_tx_pool_error);
|
||
|
||
cryptonote::COMMAND_RPC_GET_INFO::request req_t = AUTO_VAL_INIT(req_t);
|
||
cryptonote::COMMAND_RPC_GET_INFO::response resp_t = AUTO_VAL_INIT(resp_t);
|
||
m_daemon_rpc_mutex.lock();
|
||
r = net_utils::invoke_http_json_rpc("/json_rpc", "get_info", req_t, resp_t, m_http_client);
|
||
m_daemon_rpc_mutex.unlock();
|
||
THROW_WALLET_EXCEPTION_IF(!r, error::no_connection_to_daemon, "get_info");
|
||
THROW_WALLET_EXCEPTION_IF(resp_t.status == CORE_RPC_STATUS_BUSY, error::daemon_busy, "get_info");
|
||
THROW_WALLET_EXCEPTION_IF(resp_t.status != CORE_RPC_STATUS_OK, error::get_tx_pool_error);
|
||
uint64_t full_reward_zone = resp_t.block_size_limit / 2;
|
||
|
||
std::vector<std::pair<uint64_t, uint64_t>> blocks;
|
||
for (const auto &fee_level: fee_levels)
|
||
{
|
||
const double our_fee_byte_min = fee_level.first;
|
||
const double our_fee_byte_max = fee_level.second;
|
||
uint64_t priority_size_min = 0, priority_size_max = 0;
|
||
for (const auto &i: res.backlog)
|
||
{
|
||
if (i.blob_size == 0)
|
||
{
|
||
MWARNING("Got 0 sized blob from txpool, ignored");
|
||
continue;
|
||
}
|
||
double this_fee_byte = i.fee / (double)i.blob_size;
|
||
if (this_fee_byte >= our_fee_byte_min)
|
||
priority_size_min += i.blob_size;
|
||
if (this_fee_byte >= our_fee_byte_max)
|
||
priority_size_max += i.blob_size;
|
||
}
|
||
|
||
uint64_t nblocks_min = priority_size_min / full_reward_zone;
|
||
uint64_t nblocks_max = priority_size_max / full_reward_zone;
|
||
MDEBUG("estimate_backlog: priority_size " << priority_size_min << " - " << priority_size_max << " for "
|
||
<< our_fee_byte_min << " - " << our_fee_byte_max << " piconero byte fee, "
|
||
<< nblocks_min << " - " << nblocks_max << " blocks at block size " << full_reward_zone);
|
||
blocks.push_back(std::make_pair(nblocks_min, nblocks_max));
|
||
}
|
||
return blocks;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
std::vector<std::pair<uint64_t, uint64_t>> wallet2::estimate_backlog(uint64_t min_blob_size, uint64_t max_blob_size, const std::vector<uint64_t> &fees)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(min_blob_size == 0, error::wallet_internal_error, "Invalid 0 fee");
|
||
THROW_WALLET_EXCEPTION_IF(max_blob_size == 0, error::wallet_internal_error, "Invalid 0 fee");
|
||
for (uint64_t fee: fees)
|
||
{
|
||
THROW_WALLET_EXCEPTION_IF(fee == 0, error::wallet_internal_error, "Invalid 0 fee");
|
||
}
|
||
std::vector<std::pair<double, double>> fee_levels;
|
||
for (uint64_t fee: fees)
|
||
{
|
||
double our_fee_byte_min = fee / (double)min_blob_size, our_fee_byte_max = fee / (double)max_blob_size;
|
||
fee_levels.emplace_back(our_fee_byte_min, our_fee_byte_max);
|
||
}
|
||
return estimate_backlog(fee_levels);
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
uint64_t wallet2::get_segregation_fork_height() const
|
||
{
|
||
if (m_nettype == TESTNET)
|
||
return TESTNET_SEGREGATION_FORK_HEIGHT;
|
||
if (m_nettype == STAGENET)
|
||
return STAGENET_SEGREGATION_FORK_HEIGHT;
|
||
THROW_WALLET_EXCEPTION_IF(m_nettype != MAINNET, tools::error::wallet_internal_error, "Invalid network type");
|
||
|
||
if (m_segregation_height > 0)
|
||
return m_segregation_height;
|
||
|
||
static const bool use_dns = true;
|
||
if (use_dns)
|
||
{
|
||
// All four MoneroPulse domains have DNSSEC on and valid
|
||
static const std::vector<std::string> dns_urls = {
|
||
"segheights.moneropulse.org",
|
||
"segheights.moneropulse.net",
|
||
"segheights.moneropulse.co",
|
||
"segheights.moneropulse.se"
|
||
};
|
||
|
||
const uint64_t current_height = get_blockchain_current_height();
|
||
uint64_t best_diff = std::numeric_limits<uint64_t>::max(), best_height = 0;
|
||
std::vector<std::string> records;
|
||
if (tools::dns_utils::load_txt_records_from_dns(records, dns_urls))
|
||
{
|
||
for (const auto& record : records)
|
||
{
|
||
std::vector<std::string> fields;
|
||
boost::split(fields, record, boost::is_any_of(":"));
|
||
if (fields.size() != 2)
|
||
continue;
|
||
uint64_t height;
|
||
if (!string_tools::get_xtype_from_string(height, fields[1]))
|
||
continue;
|
||
|
||
MINFO("Found segregation height via DNS: " << fields[0] << " fork height at " << height);
|
||
uint64_t diff = height > current_height ? height - current_height : current_height - height;
|
||
if (diff < best_diff)
|
||
{
|
||
best_diff = diff;
|
||
best_height = height;
|
||
}
|
||
}
|
||
if (best_height)
|
||
return best_height;
|
||
}
|
||
}
|
||
return SEGREGATION_FORK_HEIGHT;
|
||
}
|
||
//----------------------------------------------------------------------------------------------------
|
||
void wallet2::generate_genesis(cryptonote::block& b) const {
|
||
cryptonote::generate_genesis_block(b, get_config(m_nettype).GENESIS_TX, get_config(m_nettype).GENESIS_NONCE);
|
||
}
|
||
}
|