wownero/src/gen_multisig/gen_multisig.cpp

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// Copyright (c) 2017-2019, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
/*!
* \file gen_multisig.cpp
*
* \brief Generates a set of multisig wallets
*/
#include <iostream>
#include <sstream>
#include <boost/program_options.hpp>
#include <boost/algorithm/string.hpp>
#include <boost/format.hpp>
#include "include_base_utils.h"
#include "crypto/crypto.h" // for crypto::secret_key definition
#include "common/i18n.h"
#include "common/command_line.h"
#include "common/util.h"
#include "common/scoped_message_writer.h"
#include "wallet/wallet_args.h"
#include "wallet/wallet2.h"
using namespace std;
using namespace epee;
using namespace cryptonote;
using boost::lexical_cast;
namespace po = boost::program_options;
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "wallet.gen_multisig"
namespace genms
{
const char* tr(const char* str)
{
return i18n_translate(str, "tools::gen_multisig");
}
}
namespace
{
const command_line::arg_descriptor<std::string> arg_filename_base = {"filename-base", genms::tr("Base filename (-1, -2, etc suffixes will be appended as needed)"), ""};
const command_line::arg_descriptor<std::string> arg_scheme = {"scheme", genms::tr("Give threshold and participants at once as M/N"), ""};
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const command_line::arg_descriptor<uint32_t> arg_participants = {"participants", genms::tr("How many participants will share parts of the multisig wallet"), 0};
const command_line::arg_descriptor<uint32_t> arg_threshold = {"threshold", genms::tr("How many signers are required to sign a valid transaction"), 0};
const command_line::arg_descriptor<bool, false> arg_testnet = {"testnet", genms::tr("Create testnet multisig wallets"), false};
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const command_line::arg_descriptor<bool, false> arg_stagenet = {"stagenet", genms::tr("Create stagenet multisig wallets"), false};
const command_line::arg_descriptor<bool, false> arg_create_address_file = {"create-address-file", genms::tr("Create an address file for new wallets"), false};
const command_line::arg_descriptor< std::vector<std::string> > arg_command = {"command", ""};
}
static bool generate_multisig(uint32_t threshold, uint32_t total, const std::string &basename, network_type nettype, bool create_address_file)
{
tools::msg_writer() << (boost::format(genms::tr("Generating %u %u/%u multisig wallets")) % total % threshold % total).str();
const auto pwd_container = tools::password_container::prompt(true, "Enter password for new multisig wallets");
try
{
// create M wallets first
std::vector<boost::shared_ptr<tools::wallet2>> wallets(total);
for (size_t n = 0; n < total; ++n)
{
std::string name = basename + "-" + std::to_string(n + 1);
wallets[n].reset(new tools::wallet2(nettype, 1, false));
wallets[n]->init("");
wallets[n]->generate(name, pwd_container->password(), rct::rct2sk(rct::skGen()), false, false, create_address_file);
}
// gather the keys
std::vector<crypto::secret_key> sk(total);
std::vector<crypto::public_key> pk(total);
for (size_t n = 0; n < total; ++n)
{
wallets[n]->decrypt_keys(pwd_container->password());
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if (!tools::wallet2::verify_multisig_info(wallets[n]->get_multisig_info(), sk[n], pk[n]))
{
tools::fail_msg_writer() << genms::tr("Failed to verify multisig info");
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return false;
}
wallets[n]->encrypt_keys(pwd_container->password());
}
// make the wallets multisig
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std::vector<std::string> extra_info(total);
std::stringstream ss;
for (size_t n = 0; n < total; ++n)
{
std::string name = basename + "-" + std::to_string(n + 1);
std::vector<crypto::secret_key> skn;
std::vector<crypto::public_key> pkn;
for (size_t k = 0; k < total; ++k)
{
if (k != n)
{
skn.push_back(sk[k]);
pkn.push_back(pk[k]);
}
}
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extra_info[n] = wallets[n]->make_multisig(pwd_container->password(), skn, pkn, threshold);
ss << " " << name << std::endl;
}
//exchange keys unless exchange_multisig_keys returns no extra info
while (!extra_info[0].empty())
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{
std::unordered_set<crypto::public_key> pkeys;
std::vector<crypto::public_key> signers(total);
for (size_t n = 0; n < total; ++n)
{
if (!tools::wallet2::verify_extra_multisig_info(extra_info[n], pkeys, signers[n]))
{
tools::fail_msg_writer() << genms::tr("Error verifying multisig extra info");
return false;
}
}
for (size_t n = 0; n < total; ++n)
{
extra_info[n] = wallets[n]->exchange_multisig_keys(pwd_container->password(), pkeys, signers);
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}
}
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std::string address = wallets[0]->get_account().get_public_address_str(wallets[0]->nettype());
tools::success_msg_writer() << genms::tr("Generated multisig wallets for address ") << address << std::endl << ss.str();
}
catch (const std::exception &e)
{
tools::fail_msg_writer() << genms::tr("Error creating multisig wallets: ") << e.what();
return false;
}
return true;
}
int main(int argc, char* argv[])
{
Merge pull request #4459 bcf3f6af fuzz_tests: catch unhandled exceptions (moneromooo-monero) 3ebd05d4 miner: restore stream flags after changing them (moneromooo-monero) a093092e levin_protocol_handler_async: do not propagate exception through dtor (moneromooo-monero) 1eebb82b net_helper: do not propagate exceptions through dtor (moneromooo-monero) fb6a3630 miner: do not propagate exceptions through dtor (moneromooo-monero) 2e2139ff epee: do not propagate exception through dtor (moneromooo-monero) 0749a8bd db_lmdb: do not propagate exceptions in dtor (moneromooo-monero) 1b0afeeb wallet_rpc_server: exit cleanly on unhandled exceptions (moneromooo-monero) 418a9936 unit_tests: catch unhandled exceptions (moneromooo-monero) ea7f9543 threadpool: do not propagate exceptions through the dtor (moneromooo-monero) 6e855422 gen_multisig: nice exit on unhandled exception (moneromooo-monero) 53df2deb db_lmdb: catch error in mdb_stat calls during migration (moneromooo-monero) e67016dd blockchain_blackball: catch failure to commit db transaction (moneromooo-monero) 661439f4 mlog: don't remove old logs if we failed to rename the current file (moneromooo-monero) 5fdcda50 easylogging++: test for NULL before dereference (moneromooo-monero) 7ece1550 performance_test: fix bad last argument calling add_arg (moneromooo-monero) a085da32 unit_tests: add check for page size > 0 before dividing (moneromooo-monero) d8b1ec8b unit_tests: use std::shared_ptr to shut coverity up about leaks (moneromooo-monero) 02563bf4 simplewallet: top level exception catcher to print nicer messages (moneromooo-monero) c57a65b2 blockchain_blackball: fix shift range for 32 bit archs (moneromooo-monero)
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TRY_ENTRY();
po::options_description desc_params(wallet_args::tr("Wallet options"));
command_line::add_arg(desc_params, arg_filename_base);
command_line::add_arg(desc_params, arg_scheme);
command_line::add_arg(desc_params, arg_threshold);
command_line::add_arg(desc_params, arg_participants);
command_line::add_arg(desc_params, arg_testnet);
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command_line::add_arg(desc_params, arg_stagenet);
command_line::add_arg(desc_params, arg_create_address_file);
boost::optional<po::variables_map> vm;
bool should_terminate = false;
std::tie(vm, should_terminate) = wallet_args::main(
argc, argv,
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"monero-gen-multisig [(--testnet|--stagenet)] [--filename-base=<filename>] [--scheme=M/N] [--threshold=M] [--participants=N]",
genms::tr("This program generates a set of multisig wallets - use this simpler scheme only if all the participants trust each other"),
desc_params,
boost::program_options::positional_options_description(),
[](const std::string &s, bool emphasis){ tools::scoped_message_writer(emphasis ? epee::console_color_white : epee::console_color_default, true) << s; },
"monero-gen-multisig.log"
);
if (!vm)
return 1;
if (should_terminate)
return 0;
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bool testnet, stagenet;
uint32_t threshold = 0, total = 0;
std::string basename;
testnet = command_line::get_arg(*vm, arg_testnet);
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stagenet = command_line::get_arg(*vm, arg_stagenet);
if (testnet && stagenet)
{
tools::fail_msg_writer() << genms::tr("Error: Can't specify more than one of --testnet and --stagenet");
return 1;
}
if (command_line::has_arg(*vm, arg_scheme))
{
if (sscanf(command_line::get_arg(*vm, arg_scheme).c_str(), "%u/%u", &threshold, &total) != 2)
{
tools::fail_msg_writer() << genms::tr("Error: expected N/M, but got: ") << command_line::get_arg(*vm, arg_scheme);
return 1;
}
}
if (!(*vm)["threshold"].defaulted())
{
if (threshold)
{
tools::fail_msg_writer() << genms::tr("Error: either --scheme or both of --threshold and --participants may be given");
return 1;
}
threshold = command_line::get_arg(*vm, arg_threshold);
}
if (!(*vm)["participants"].defaulted())
{
if (total)
{
tools::fail_msg_writer() << genms::tr("Error: either --scheme or both of --threshold and --participants may be given");
return 1;
}
total = command_line::get_arg(*vm, arg_participants);
}
if (threshold <= 1 || threshold > total)
{
tools::fail_msg_writer() << (boost::format(genms::tr("Error: expected N > 1 and N <= M, but got N==%u and M==%d")) % threshold % total).str();
return 1;
}
if (!(*vm)["filename-base"].defaulted() && !command_line::get_arg(*vm, arg_filename_base).empty())
{
basename = command_line::get_arg(*vm, arg_filename_base);
}
else
{
tools::fail_msg_writer() << genms::tr("Error: --filename-base is required");
return 1;
}
bool create_address_file = command_line::get_arg(*vm, arg_create_address_file);
if (!generate_multisig(threshold, total, basename, testnet ? TESTNET : stagenet ? STAGENET : MAINNET, create_address_file))
return 1;
return 0;
Merge pull request #4459 bcf3f6af fuzz_tests: catch unhandled exceptions (moneromooo-monero) 3ebd05d4 miner: restore stream flags after changing them (moneromooo-monero) a093092e levin_protocol_handler_async: do not propagate exception through dtor (moneromooo-monero) 1eebb82b net_helper: do not propagate exceptions through dtor (moneromooo-monero) fb6a3630 miner: do not propagate exceptions through dtor (moneromooo-monero) 2e2139ff epee: do not propagate exception through dtor (moneromooo-monero) 0749a8bd db_lmdb: do not propagate exceptions in dtor (moneromooo-monero) 1b0afeeb wallet_rpc_server: exit cleanly on unhandled exceptions (moneromooo-monero) 418a9936 unit_tests: catch unhandled exceptions (moneromooo-monero) ea7f9543 threadpool: do not propagate exceptions through the dtor (moneromooo-monero) 6e855422 gen_multisig: nice exit on unhandled exception (moneromooo-monero) 53df2deb db_lmdb: catch error in mdb_stat calls during migration (moneromooo-monero) e67016dd blockchain_blackball: catch failure to commit db transaction (moneromooo-monero) 661439f4 mlog: don't remove old logs if we failed to rename the current file (moneromooo-monero) 5fdcda50 easylogging++: test for NULL before dereference (moneromooo-monero) 7ece1550 performance_test: fix bad last argument calling add_arg (moneromooo-monero) a085da32 unit_tests: add check for page size > 0 before dividing (moneromooo-monero) d8b1ec8b unit_tests: use std::shared_ptr to shut coverity up about leaks (moneromooo-monero) 02563bf4 simplewallet: top level exception catcher to print nicer messages (moneromooo-monero) c57a65b2 blockchain_blackball: fix shift range for 32 bit archs (moneromooo-monero)
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CATCH_ENTRY_L0("main", 1);
}