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wownero/tests/core_tests/chaingen.cpp
Riccardo Spagni aefa7740c3
Merge pull request #6111 
d20ff4f64 functional_tests: add a large (many randomx epochs) p2p reorg test (moneromooo-monero)
6a0b3b1f8 functional_tests: add randomx tests (moneromooo-monero)
9d42649d5 core: fix mining from a block that's not the current top (moneromooo-monero)
2020-09-06 15:49:37 +02:00

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// Copyright (c) 2014-2020, 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
#include <vector>
#include <iostream>
#include <sstream>
#include <algorithm>
#include <array>
#include <random>
#include <sstream>
#include <fstream>
#include "include_base_utils.h"
#include "console_handler.h"
#include "p2p/net_node.h"
#include "cryptonote_basic/cryptonote_basic.h"
#include "cryptonote_basic/cryptonote_basic_impl.h"
#include "cryptonote_basic/cryptonote_format_utils.h"
#include "cryptonote_basic/miner.h"
#include "blockchain_db/blockchain_db.h"
#include "cryptonote_core/cryptonote_core.h"
#include "cryptonote_core/tx_pool.h"
#include "cryptonote_core/blockchain.h"
#include "blockchain_db/testdb.h"
#include "chaingen.h"
#include "device/device.hpp"
using namespace std;
using namespace epee;
using namespace crypto;
using namespace cryptonote;
namespace
{
/**
* Dummy TestDB to store height -> (block, hash) information
* for the use only in the test_generator::fill_nonce() function,
* which requires blockchain object to correctly compute PoW on HF12+ blocks
* as the mining function requires it to obtain a valid seedhash.
*/
class TestDB: public cryptonote::BaseTestDB
{
private:
struct block_t
{
cryptonote::block bl;
crypto::hash hash;
};
public:
TestDB() { m_open = true; }
virtual void add_block( const cryptonote::block& blk
, size_t block_weight
, uint64_t long_term_block_weight
, const cryptonote::difficulty_type& cumulative_difficulty
, const uint64_t& coins_generated
, uint64_t num_rct_outs
, const crypto::hash& blk_hash
) override
{
blocks.push_back({blk, blk_hash});
}
virtual uint64_t height() const override { return blocks.empty() ? 0 : blocks.size() - 1; }
// Required for randomx
virtual crypto::hash get_block_hash_from_height(const uint64_t &height) const override
{
if (height < blocks.size())
{
MDEBUG("Get hash for block height: " << height << " hash: " << blocks[height].hash);
return blocks[height].hash;
}
MDEBUG("Get hash for block height: " << height << " zero-hash");
crypto::hash hash = crypto::null_hash;
*(uint64_t*)&hash = height;
return hash;
}
virtual crypto::hash top_block_hash(uint64_t *block_height = NULL) const override
{
const uint64_t h = height();
if (block_height != nullptr)
{
*block_height = h;
}
return get_block_hash_from_height(h);
}
virtual cryptonote::block get_top_block() const override
{
if (blocks.empty())
{
cryptonote::block b;
return b;
}
return blocks[blocks.size()-1].bl;
}
virtual void pop_block(cryptonote::block &blk, std::vector<cryptonote::transaction> &txs) override { if (!blocks.empty()) blocks.pop_back(); }
virtual void set_hard_fork_version(uint64_t height, uint8_t version) override { if (height >= hf.size()) hf.resize(height + 1); hf[height] = version; }
virtual uint8_t get_hard_fork_version(uint64_t height) const override { if (height >= hf.size()) return 255; return hf[height]; }
private:
std::vector<block_t> blocks;
std::vector<uint8_t> hf;
};
}
static std::unique_ptr<cryptonote::Blockchain> init_blockchain(const std::vector<test_event_entry> & events, cryptonote::network_type nettype)
{
std::unique_ptr<cryptonote::Blockchain> bc;
v_hardforks_t hardforks;
cryptonote::test_options test_options_tmp{nullptr, 0};
const cryptonote::test_options * test_options = &test_options_tmp;
if (!extract_hard_forks(events, hardforks))
{
MDEBUG("Extracting hard-forks from blocks");
extract_hard_forks_from_blocks(events, hardforks);
}
hardforks.push_back(std::make_pair((uint8_t)0, (uint64_t)0)); // terminator
test_options_tmp.hard_forks = hardforks.data();
test_options = &test_options_tmp;
cryptonote::tx_memory_pool txpool(*bc);
bc.reset(new cryptonote::Blockchain(txpool));
cryptonote::Blockchain *blockchain = bc.get();
auto bdb = new TestDB();
BOOST_FOREACH(const test_event_entry &ev, events)
{
if (typeid(block) != ev.type())
{
continue;
}
const block *blk = &boost::get<block>(ev);
auto blk_hash = get_block_hash(*blk);
bdb->add_block(*blk, 1, 1, 1, 0, 0, blk_hash);
}
bool r = blockchain->init(bdb, nettype, true, test_options, 2, nullptr);
CHECK_AND_ASSERT_THROW_MES(r, "could not init blockchain from events");
return bc;
}
void test_generator::get_block_chain(std::vector<block_info>& blockchain, const crypto::hash& head, size_t n) const
{
crypto::hash curr = head;
while (null_hash != curr && blockchain.size() < n)
{
auto it = m_blocks_info.find(curr);
if (m_blocks_info.end() == it)
{
throw std::runtime_error("block hash wasn't found");
}
blockchain.push_back(it->second);
curr = it->second.prev_id;
}
std::reverse(blockchain.begin(), blockchain.end());
}
void test_generator::get_last_n_block_weights(std::vector<size_t>& block_weights, const crypto::hash& head, size_t n) const
{
std::vector<block_info> blockchain;
get_block_chain(blockchain, head, n);
BOOST_FOREACH(auto& bi, blockchain)
{
block_weights.push_back(bi.block_weight);
}
}
uint64_t test_generator::get_already_generated_coins(const crypto::hash& blk_id) const
{
auto it = m_blocks_info.find(blk_id);
if (it == m_blocks_info.end())
throw std::runtime_error("block hash wasn't found");
return it->second.already_generated_coins;
}
uint64_t test_generator::get_already_generated_coins(const cryptonote::block& blk) const
{
crypto::hash blk_hash;
get_block_hash(blk, blk_hash);
return get_already_generated_coins(blk_hash);
}
void test_generator::add_block(const cryptonote::block& blk, size_t txs_weight, std::vector<size_t>& block_weights, uint64_t already_generated_coins, uint64_t block_reward, uint8_t hf_version)
{
const size_t block_weight = txs_weight + get_transaction_weight(blk.miner_tx);
m_blocks_info[get_block_hash(blk)] = block_info(blk.prev_id, already_generated_coins + block_reward, block_weight);
}
bool test_generator::construct_block(cryptonote::block& blk, uint64_t height, const crypto::hash& prev_id,
const cryptonote::account_base& miner_acc, uint64_t timestamp, uint64_t already_generated_coins,
std::vector<size_t>& block_weights, const std::list<cryptonote::transaction>& tx_list,
const boost::optional<uint8_t>& hf_ver)
{
blk.major_version = hf_ver ? hf_ver.get() : CURRENT_BLOCK_MAJOR_VERSION;
blk.minor_version = hf_ver ? hf_ver.get() : CURRENT_BLOCK_MINOR_VERSION;
blk.timestamp = timestamp;
blk.prev_id = prev_id;
blk.tx_hashes.reserve(tx_list.size());
BOOST_FOREACH(const transaction &tx, tx_list)
{
crypto::hash tx_hash;
get_transaction_hash(tx, tx_hash);
blk.tx_hashes.push_back(tx_hash);
}
uint64_t total_fee = 0;
size_t txs_weight = 0;
BOOST_FOREACH(auto& tx, tx_list)
{
uint64_t fee = 0;
bool r = get_tx_fee(tx, fee);
CHECK_AND_ASSERT_MES(r, false, "wrong transaction passed to construct_block");
total_fee += fee;
txs_weight += get_transaction_weight(tx);
}
blk.miner_tx = AUTO_VAL_INIT(blk.miner_tx);
size_t target_block_weight = txs_weight + get_transaction_weight(blk.miner_tx);
while (true)
{
if (!construct_miner_tx(height, misc_utils::median(block_weights), already_generated_coins, target_block_weight, total_fee, miner_acc.get_keys().m_account_address, blk.miner_tx, blobdata(), 10, hf_ver ? hf_ver.get() : 1))
return false;
size_t actual_block_weight = txs_weight + get_transaction_weight(blk.miner_tx);
if (target_block_weight < actual_block_weight)
{
target_block_weight = actual_block_weight;
}
else if (actual_block_weight < target_block_weight)
{
size_t delta = target_block_weight - actual_block_weight;
blk.miner_tx.extra.resize(blk.miner_tx.extra.size() + delta, 0);
actual_block_weight = txs_weight + get_transaction_weight(blk.miner_tx);
if (actual_block_weight == target_block_weight)
{
break;
}
else
{
CHECK_AND_ASSERT_MES(target_block_weight < actual_block_weight, false, "Unexpected block size");
delta = actual_block_weight - target_block_weight;
blk.miner_tx.extra.resize(blk.miner_tx.extra.size() - delta);
actual_block_weight = txs_weight + get_transaction_weight(blk.miner_tx);
if (actual_block_weight == target_block_weight)
{
break;
}
else
{
CHECK_AND_ASSERT_MES(actual_block_weight < target_block_weight, false, "Unexpected block size");
blk.miner_tx.extra.resize(blk.miner_tx.extra.size() + delta, 0);
target_block_weight = txs_weight + get_transaction_weight(blk.miner_tx);
}
}
}
else
{
break;
}
}
//blk.tree_root_hash = get_tx_tree_hash(blk);
fill_nonce(blk, get_test_difficulty(hf_ver), height);
const uint64_t block_reward = get_outs_money_amount(blk.miner_tx) - total_fee;
add_block(blk, txs_weight, block_weights, already_generated_coins, block_reward, hf_ver ? hf_ver.get() : 1);
return true;
}
bool test_generator::construct_block(cryptonote::block& blk, const cryptonote::account_base& miner_acc, uint64_t timestamp)
{
std::vector<size_t> block_weights;
std::list<cryptonote::transaction> tx_list;
return construct_block(blk, 0, null_hash, miner_acc, timestamp, 0, block_weights, tx_list);
}
bool test_generator::construct_block(cryptonote::block& blk, const cryptonote::block& blk_prev,
const cryptonote::account_base& miner_acc,
const std::list<cryptonote::transaction>& tx_list/* = std::list<cryptonote::transaction>()*/,
const boost::optional<uint8_t>& hf_ver)
{
uint64_t height = boost::get<txin_gen>(blk_prev.miner_tx.vin.front()).height + 1;
crypto::hash prev_id = get_block_hash(blk_prev);
// Keep difficulty unchanged
uint64_t timestamp = blk_prev.timestamp + current_difficulty_window(hf_ver); // DIFFICULTY_BLOCKS_ESTIMATE_TIMESPAN;
uint64_t already_generated_coins = get_already_generated_coins(prev_id);
std::vector<size_t> block_weights;
get_last_n_block_weights(block_weights, prev_id, CRYPTONOTE_REWARD_BLOCKS_WINDOW);
return construct_block(blk, height, prev_id, miner_acc, timestamp, already_generated_coins, block_weights, tx_list, hf_ver);
}
bool test_generator::construct_block_manually(block& blk, const block& prev_block, const account_base& miner_acc,
int actual_params/* = bf_none*/, uint8_t major_ver/* = 0*/,
uint8_t minor_ver/* = 0*/, uint64_t timestamp/* = 0*/,
const crypto::hash& prev_id/* = crypto::hash()*/, const difficulty_type& diffic/* = 1*/,
const transaction& miner_tx/* = transaction()*/,
const std::vector<crypto::hash>& tx_hashes/* = std::vector<crypto::hash>()*/,
size_t txs_weight/* = 0*/, size_t max_outs/* = 0*/, uint8_t hf_version/* = 1*/,
uint64_t fees/* = 0*/)
{
blk.major_version = actual_params & bf_major_ver ? major_ver : CURRENT_BLOCK_MAJOR_VERSION;
blk.minor_version = actual_params & bf_minor_ver ? minor_ver : CURRENT_BLOCK_MINOR_VERSION;
blk.timestamp = actual_params & bf_timestamp ? timestamp : prev_block.timestamp + DIFFICULTY_BLOCKS_ESTIMATE_TIMESPAN; // Keep difficulty unchanged
blk.prev_id = actual_params & bf_prev_id ? prev_id : get_block_hash(prev_block);
blk.tx_hashes = actual_params & bf_tx_hashes ? tx_hashes : std::vector<crypto::hash>();
max_outs = actual_params & bf_max_outs ? max_outs : 9999;
hf_version = actual_params & bf_hf_version ? hf_version : 1;
fees = actual_params & bf_tx_fees ? fees : 0;
size_t height = get_block_height(prev_block) + 1;
uint64_t already_generated_coins = get_already_generated_coins(prev_block);
std::vector<size_t> block_weights;
get_last_n_block_weights(block_weights, get_block_hash(prev_block), CRYPTONOTE_REWARD_BLOCKS_WINDOW);
if (actual_params & bf_miner_tx)
{
blk.miner_tx = miner_tx;
}
else
{
size_t current_block_weight = txs_weight + get_transaction_weight(blk.miner_tx);
// TODO: This will work, until size of constructed block is less then CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE
if (!construct_miner_tx(height, misc_utils::median(block_weights), already_generated_coins, current_block_weight, fees, miner_acc.get_keys().m_account_address, blk.miner_tx, blobdata(), max_outs, hf_version))
return false;
}
//blk.tree_root_hash = get_tx_tree_hash(blk);
difficulty_type a_diffic = actual_params & bf_diffic ? diffic : get_test_difficulty(hf_version);
fill_nonce(blk, a_diffic, height);
const uint64_t block_reward = get_outs_money_amount(blk.miner_tx) - fees;
add_block(blk, txs_weight, block_weights, already_generated_coins, block_reward, hf_version);
return true;
}
bool test_generator::construct_block_manually_tx(cryptonote::block& blk, const cryptonote::block& prev_block,
const cryptonote::account_base& miner_acc,
const std::vector<crypto::hash>& tx_hashes, size_t txs_weight)
{
return construct_block_manually(blk, prev_block, miner_acc, bf_tx_hashes, 0, 0, 0, crypto::hash(), 0, transaction(), tx_hashes, txs_weight);
}
void test_generator::fill_nonce(cryptonote::block& blk, const difficulty_type& diffic, uint64_t height)
{
const cryptonote::Blockchain *blockchain = nullptr;
std::unique_ptr<cryptonote::Blockchain> bc;
if (blk.major_version >= RX_BLOCK_VERSION && diffic > 1)
{
if (m_events == nullptr)
{
MDEBUG("events not set, RandomX PoW can fail due to zero seed hash");
}
else
{
bc = init_blockchain(*m_events, m_nettype);
blockchain = bc.get();
}
}
blk.nonce = 0;
while (!miner::find_nonce_for_given_block([blockchain](const cryptonote::block &b, uint64_t height, const crypto::hash *seed_hash, unsigned int threads, crypto::hash &hash){
return cryptonote::get_block_longhash(blockchain, b, hash, height, seed_hash, threads);
}, blk, diffic, height, NULL)) {
blk.timestamp++;
}
}
namespace
{
uint64_t get_inputs_amount(const vector<tx_source_entry> &s)
{
uint64_t r = 0;
BOOST_FOREACH(const tx_source_entry &e, s)
{
r += e.amount;
}
return r;
}
}
bool init_output_indices(map_output_idx_t& outs, std::map<uint64_t, std::vector<size_t> >& outs_mine, const std::vector<cryptonote::block>& blockchain, const map_hash2tx_t& mtx, const cryptonote::account_base& from) {
BOOST_FOREACH (const block& blk, blockchain) {
vector<const transaction*> vtx;
vtx.push_back(&blk.miner_tx);
BOOST_FOREACH(const crypto::hash &h, blk.tx_hashes) {
const map_hash2tx_t::const_iterator cit = mtx.find(h);
if (mtx.end() == cit)
throw std::runtime_error("block contains an unknown tx hash");
vtx.push_back(cit->second);
}
//vtx.insert(vtx.end(), blk.);
// TODO: add all other txes
for (size_t i = 0; i < vtx.size(); i++) {
const transaction &tx = *vtx[i];
for (size_t j = 0; j < tx.vout.size(); ++j) {
const tx_out &out = tx.vout[j];
output_index oi(out.target, out.amount, boost::get<txin_gen>(*blk.miner_tx.vin.begin()).height, i, j, &blk, vtx[i]);
oi.set_rct(tx.version == 2);
oi.unlock_time = tx.unlock_time;
oi.is_coin_base = i == 0;
if (2 == out.target.which()) { // out_to_key
outs[out.amount].push_back(oi);
size_t tx_global_idx = outs[out.amount].size() - 1;
outs[out.amount][tx_global_idx].idx = tx_global_idx;
// Is out to me?
if (is_out_to_acc(from.get_keys(), boost::get<txout_to_key>(out.target), get_tx_pub_key_from_extra(tx), get_additional_tx_pub_keys_from_extra(tx), j)) {
outs_mine[out.amount].push_back(tx_global_idx);
}
}
}
}
}
return true;
}
bool init_spent_output_indices(map_output_idx_t& outs, map_output_t& outs_mine, const std::vector<cryptonote::block>& blockchain, const map_hash2tx_t& mtx, const cryptonote::account_base& from) {
BOOST_FOREACH (const map_output_t::value_type &o, outs_mine) {
for (size_t i = 0; i < o.second.size(); ++i) {
output_index &oi = outs[o.first][o.second[i]];
// construct key image for this output
crypto::key_image img;
keypair in_ephemeral;
crypto::public_key out_key = boost::get<txout_to_key>(oi.out).key;
std::unordered_map<crypto::public_key, cryptonote::subaddress_index> subaddresses;
subaddresses[from.get_keys().m_account_address.m_spend_public_key] = {0,0};
generate_key_image_helper(from.get_keys(), subaddresses, out_key, get_tx_pub_key_from_extra(*oi.p_tx), get_additional_tx_pub_keys_from_extra(*oi.p_tx), oi.out_no, in_ephemeral, img, hw::get_device(("default")));
// lookup for this key image in the events vector
BOOST_FOREACH(auto& tx_pair, mtx) {
const transaction& tx = *tx_pair.second;
BOOST_FOREACH(const txin_v &in, tx.vin) {
if (typeid(txin_to_key) == in.type()) {
const txin_to_key &itk = boost::get<txin_to_key>(in);
if (itk.k_image == img) {
oi.spent = true;
}
}
}
}
}
}
return true;
}
bool fill_output_entries(std::vector<output_index>& out_indices, size_t sender_out, size_t nmix, size_t& real_entry_idx, std::vector<tx_source_entry::output_entry>& output_entries)
{
if (out_indices.size() <= nmix)
return false;
bool sender_out_found = false;
size_t rest = nmix;
for (size_t i = 0; i < out_indices.size() && (0 < rest || !sender_out_found); ++i)
{
const output_index& oi = out_indices[i];
if (oi.spent)
continue;
bool append = false;
if (i == sender_out)
{
append = true;
sender_out_found = true;
real_entry_idx = output_entries.size();
}
else if (0 < rest)
{
--rest;
append = true;
}
if (append)
{
rct::key comm = oi.commitment();
const txout_to_key& otk = boost::get<txout_to_key>(oi.out);
output_entries.push_back(tx_source_entry::output_entry(oi.idx, rct::ctkey({rct::pk2rct(otk.key), comm})));
}
}
return 0 == rest && sender_out_found;
}
bool fill_tx_sources(std::vector<tx_source_entry>& sources, const std::vector<test_event_entry>& events,
const block& blk_head, const cryptonote::account_base& from, uint64_t amount, size_t nmix)
{
map_output_idx_t outs;
map_output_t outs_mine;
std::vector<cryptonote::block> blockchain;
map_hash2tx_t mtx;
if (!find_block_chain(events, blockchain, mtx, get_block_hash(blk_head)))
return false;
if (!init_output_indices(outs, outs_mine, blockchain, mtx, from))
return false;
if (!init_spent_output_indices(outs, outs_mine, blockchain, mtx, from))
return false;
// Iterate in reverse is more efficiency
uint64_t sources_amount = 0;
bool sources_found = false;
BOOST_REVERSE_FOREACH(const map_output_t::value_type o, outs_mine)
{
for (size_t i = 0; i < o.second.size() && !sources_found; ++i)
{
size_t sender_out = o.second[i];
const output_index& oi = outs[o.first][sender_out];
if (oi.spent)
continue;
if (oi.rct)
continue;
cryptonote::tx_source_entry ts;
ts.amount = oi.amount;
ts.real_output_in_tx_index = oi.out_no;
ts.real_out_tx_key = get_tx_pub_key_from_extra(*oi.p_tx); // incoming tx public key
size_t realOutput;
if (!fill_output_entries(outs[o.first], sender_out, nmix, realOutput, ts.outputs))
continue;
ts.real_output = realOutput;
ts.rct = false;
ts.mask = rct::identity(); // non-rct has identity mask by definition
rct::key comm = rct::zeroCommit(ts.amount);
for(auto & ot : ts.outputs)
ot.second.mask = comm;
sources.push_back(ts);
sources_amount += ts.amount;
sources_found = amount <= sources_amount;
}
if (sources_found)
break;
}
return sources_found;
}
bool fill_tx_destination(tx_destination_entry &de, const cryptonote::account_public_address &to, uint64_t amount) {
de.addr = to;
de.amount = amount;
return true;
}
map_txid_output_t::iterator block_tracker::find_out(const crypto::hash &txid, size_t out)
{
return find_out(std::make_pair(txid, out));
}
map_txid_output_t::iterator block_tracker::find_out(const output_hasher &id)
{
return m_map_outs.find(id);
}
void block_tracker::process(const std::vector<cryptonote::block>& blockchain, const map_hash2tx_t& mtx)
{
std::vector<const cryptonote::block*> blks;
blks.reserve(blockchain.size());
BOOST_FOREACH (const block& blk, blockchain) {
auto hsh = get_block_hash(blk);
auto it = m_blocks.find(hsh);
if (it == m_blocks.end()){
m_blocks[hsh] = blk;
}
blks.push_back(&m_blocks[hsh]);
}
process(blks, mtx);
}
void block_tracker::process(const std::vector<const cryptonote::block*>& blockchain, const map_hash2tx_t& mtx)
{
BOOST_FOREACH (const block* blk, blockchain) {
vector<const transaction*> vtx;
vtx.push_back(&(blk->miner_tx));
BOOST_FOREACH(const crypto::hash &h, blk->tx_hashes) {
const map_hash2tx_t::const_iterator cit = mtx.find(h);
CHECK_AND_ASSERT_THROW_MES(mtx.end() != cit, "block contains an unknown tx hash");
vtx.push_back(cit->second);
}
for (size_t i = 0; i < vtx.size(); i++) {
process(blk, vtx[i], i);
}
}
}
void block_tracker::process(const block* blk, const transaction * tx, size_t i)
{
for (size_t j = 0; j < tx->vout.size(); ++j) {
const tx_out &out = tx->vout[j];
if (typeid(cryptonote::txout_to_key) != out.target.type()) { // out_to_key
continue;
}
const uint64_t rct_amount = tx->version == 2 ? 0 : out.amount;
const output_hasher hid = std::make_pair(tx->hash, j);
auto it = find_out(hid);
if (it != m_map_outs.end()){
continue;
}
output_index oi(out.target, out.amount, boost::get<txin_gen>(blk->miner_tx.vin.front()).height, i, j, blk, tx);
oi.set_rct(tx->version == 2);
oi.idx = m_outs[rct_amount].size();
oi.unlock_time = tx->unlock_time;
oi.is_coin_base = tx->vin.size() == 1 && tx->vin.back().type() == typeid(cryptonote::txin_gen);
m_outs[rct_amount].push_back(oi);
m_map_outs.insert({hid, oi});
}
}
void block_tracker::global_indices(const cryptonote::transaction *tx, std::vector<uint64_t> &indices)
{
indices.clear();
for(size_t j=0; j < tx->vout.size(); ++j){
auto it = find_out(tx->hash, j);
if (it != m_map_outs.end()){
indices.push_back(it->second.idx);
}
}
}
void block_tracker::get_fake_outs(size_t num_outs, uint64_t amount, uint64_t global_index, uint64_t cur_height, std::vector<get_outs_entry> &outs){
auto & vct = m_outs[amount];
const size_t n_outs = vct.size();
CHECK_AND_ASSERT_THROW_MES(n_outs > 0, "n_outs is 0");
std::set<size_t> used;
std::vector<size_t> choices;
choices.resize(n_outs);
for(size_t i=0; i < n_outs; ++i) choices[i] = i;
shuffle(choices.begin(), choices.end(), std::default_random_engine(crypto::rand<unsigned>()));
size_t n_iters = 0;
ssize_t idx = -1;
outs.reserve(num_outs);
while(outs.size() < num_outs){
n_iters += 1;
idx = (idx + 1) % n_outs;
size_t oi_idx = choices[(size_t)idx];
CHECK_AND_ASSERT_THROW_MES((n_iters / n_outs) <= outs.size(), "Fake out pick selection problem");
auto & oi = vct[oi_idx];
if (oi.idx == global_index)
continue;
if (oi.out.type() != typeid(cryptonote::txout_to_key))
continue;
if (oi.unlock_time > cur_height)
continue;
if (used.find(oi_idx) != used.end())
continue;
rct::key comm = oi.commitment();
auto out = boost::get<txout_to_key>(oi.out);
auto item = std::make_tuple(oi.idx, out.key, comm);
outs.push_back(item);
used.insert(oi_idx);
}
}
std::string block_tracker::dump_data()
{
ostringstream ss;
for (auto &m_out : m_outs)
{
auto & vct = m_out.second;
ss << m_out.first << " => |vector| = " << vct.size() << '\n';
for (const auto & oi : vct)
{
auto out = boost::get<txout_to_key>(oi.out);
ss << " idx: " << oi.idx
<< ", rct: " << oi.rct
<< ", xmr: " << oi.amount
<< ", key: " << dump_keys(out.key.data)
<< ", msk: " << dump_keys(oi.comm.bytes)
<< ", txid: " << dump_keys(oi.p_tx->hash.data)
<< '\n';
}
}
return ss.str();
}
void block_tracker::dump_data(const std::string & fname)
{
ofstream myfile;
myfile.open (fname);
myfile << dump_data();
myfile.close();
}
std::string dump_data(const cryptonote::transaction &tx)
{
ostringstream ss;
ss << "msg: " << dump_keys(tx.rct_signatures.message.bytes)
<< ", vin: ";
for(auto & in : tx.vin){
if (typeid(txin_to_key) == in.type()){
auto tk = boost::get<txin_to_key>(in);
std::vector<uint64_t> full_off;
int64_t last = -1;
ss << " i: " << tk.amount << " [";
for(auto ix : tk.key_offsets){
ss << ix << ", ";
if (last == -1){
last = ix;
full_off.push_back(ix);
} else {
last += ix;
full_off.push_back((uint64_t)last);
}
}
ss << "], full: [";
for(auto ix : full_off){
ss << ix << ", ";
}
ss << "]; ";
} else if (typeid(txin_gen) == in.type()){
ss << " h: " << boost::get<txin_gen>(in).height << ", ";
} else {
ss << " ?, ";
}
}
ss << ", mixring: \n";
for (const auto & row : tx.rct_signatures.mixRing){
for(auto cur : row){
ss << " (" << dump_keys(cur.dest.bytes) << ", " << dump_keys(cur.mask.bytes) << ")\n ";
}
ss << "; ";
}
return ss.str();
}
cryptonote::account_public_address get_address(const var_addr_t& inp)
{
if (typeid(cryptonote::account_public_address) == inp.type()){
return boost::get<cryptonote::account_public_address>(inp);
} else if(typeid(cryptonote::account_keys) == inp.type()){
return boost::get<cryptonote::account_keys>(inp).m_account_address;
} else if (typeid(cryptonote::account_base) == inp.type()){
return boost::get<cryptonote::account_base>(inp).get_keys().m_account_address;
} else if (typeid(cryptonote::tx_destination_entry) == inp.type()){
return boost::get<cryptonote::tx_destination_entry>(inp).addr;
} else {
throw std::runtime_error("Unexpected type");
}
}
cryptonote::account_public_address get_address(const cryptonote::account_public_address& inp)
{
return inp;
}
cryptonote::account_public_address get_address(const cryptonote::account_keys& inp)
{
return inp.m_account_address;
}
cryptonote::account_public_address get_address(const cryptonote::account_base& inp)
{
return inp.get_keys().m_account_address;
}
cryptonote::account_public_address get_address(const cryptonote::tx_destination_entry& inp)
{
return inp.addr;
}
uint64_t sum_amount(const std::vector<tx_destination_entry>& destinations)
{
uint64_t amount = 0;
for(auto & cur : destinations){
amount += cur.amount;
}
return amount;
}
uint64_t sum_amount(const std::vector<cryptonote::tx_source_entry>& sources)
{
uint64_t amount = 0;
for(auto & cur : sources){
amount += cur.amount;
}
return amount;
}
void fill_tx_destinations(const var_addr_t& from, const std::vector<tx_destination_entry>& dests,
uint64_t fee,
const std::vector<tx_source_entry> &sources,
std::vector<tx_destination_entry>& destinations,
bool always_change)
{
destinations.clear();
uint64_t amount = sum_amount(dests);
std::copy(dests.begin(), dests.end(), std::back_inserter(destinations));
tx_destination_entry de_change;
uint64_t cache_back = get_inputs_amount(sources) - (amount + fee);
if (cache_back > 0 || always_change) {
if (!fill_tx_destination(de_change, get_address(from), cache_back <= 0 ? 0 : cache_back))
throw std::runtime_error("couldn't fill transaction cache back destination");
destinations.push_back(de_change);
}
}
void fill_tx_destinations(const var_addr_t& from, const cryptonote::account_public_address& to,
uint64_t amount, uint64_t fee,
const std::vector<tx_source_entry> &sources,
std::vector<tx_destination_entry>& destinations,
std::vector<tx_destination_entry>& destinations_pure,
bool always_change)
{
destinations.clear();
tx_destination_entry de;
if (!fill_tx_destination(de, to, amount))
throw std::runtime_error("couldn't fill transaction destination");
destinations.push_back(de);
destinations_pure.push_back(de);
tx_destination_entry de_change;
uint64_t cache_back = get_inputs_amount(sources) - (amount + fee);
if (cache_back > 0 || always_change) {
if (!fill_tx_destination(de_change, get_address(from), cache_back <= 0 ? 0 : cache_back))
throw std::runtime_error("couldn't fill transaction cache back destination");
destinations.push_back(de_change);
}
}
void fill_tx_destinations(const var_addr_t& from, const cryptonote::account_public_address& to,
uint64_t amount, uint64_t fee,
const std::vector<tx_source_entry> &sources,
std::vector<tx_destination_entry>& destinations, bool always_change)
{
std::vector<tx_destination_entry> destinations_pure;
fill_tx_destinations(from, to, amount, fee, sources, destinations, destinations_pure, always_change);
}
void fill_tx_sources_and_destinations(const std::vector<test_event_entry>& events, const block& blk_head,
const cryptonote::account_base& from, const cryptonote::account_public_address& to,
uint64_t amount, uint64_t fee, size_t nmix, std::vector<tx_source_entry>& sources,
std::vector<tx_destination_entry>& destinations)
{
sources.clear();
destinations.clear();
if (!fill_tx_sources(sources, events, blk_head, from, amount + fee, nmix))
throw std::runtime_error("couldn't fill transaction sources");
fill_tx_destinations(from, to, amount, fee, sources, destinations, false);
}
void fill_tx_sources_and_destinations(const std::vector<test_event_entry>& events, const block& blk_head,
const cryptonote::account_base& from, const cryptonote::account_base& to,
uint64_t amount, uint64_t fee, size_t nmix, std::vector<tx_source_entry>& sources,
std::vector<tx_destination_entry>& destinations)
{
fill_tx_sources_and_destinations(events, blk_head, from, to.get_keys().m_account_address, amount, fee, nmix, sources, destinations);
}
cryptonote::tx_destination_entry build_dst(const var_addr_t& to, bool is_subaddr, uint64_t amount)
{
tx_destination_entry de;
de.amount = amount;
de.addr = get_address(to);
de.is_subaddress = is_subaddr;
return de;
}
std::vector<cryptonote::tx_destination_entry> build_dsts(const var_addr_t& to1, bool sub1, uint64_t am1)
{
std::vector<cryptonote::tx_destination_entry> res;
res.push_back(build_dst(to1, sub1, am1));
return res;
}
std::vector<cryptonote::tx_destination_entry> build_dsts(std::initializer_list<dest_wrapper_t> inps)
{
std::vector<cryptonote::tx_destination_entry> res;
res.reserve(inps.size());
for(auto & c : inps){
res.push_back(build_dst(c.addr, c.is_subaddr, c.amount));
}
return res;
}
bool construct_miner_tx_manually(size_t height, uint64_t already_generated_coins,
const account_public_address& miner_address, transaction& tx, uint64_t fee,
keypair* p_txkey/* = 0*/)
{
keypair txkey;
txkey = keypair::generate(hw::get_device("default"));
add_tx_pub_key_to_extra(tx, txkey.pub);
if (0 != p_txkey)
*p_txkey = txkey;
txin_gen in;
in.height = height;
tx.vin.push_back(in);
// This will work, until size of constructed block is less then CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE
uint64_t block_reward;
if (!get_block_reward(0, 0, already_generated_coins, block_reward, 1))
{
LOG_PRINT_L0("Block is too big");
return false;
}
block_reward += fee;
crypto::key_derivation derivation;
crypto::public_key out_eph_public_key;
crypto::generate_key_derivation(miner_address.m_view_public_key, txkey.sec, derivation);
crypto::derive_public_key(derivation, 0, miner_address.m_spend_public_key, out_eph_public_key);
tx_out out;
out.amount = block_reward;
out.target = txout_to_key(out_eph_public_key);
tx.vout.push_back(out);
tx.version = 1;
tx.unlock_time = height + CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW;
return true;
}
bool construct_tx_to_key(const std::vector<test_event_entry>& events, cryptonote::transaction& tx, const cryptonote::block& blk_head,
const cryptonote::account_base& from, const var_addr_t& to, uint64_t amount,
uint64_t fee, size_t nmix, bool rct, rct::RangeProofType range_proof_type, int bp_version)
{
vector<tx_source_entry> sources;
vector<tx_destination_entry> destinations;
fill_tx_sources_and_destinations(events, blk_head, from, get_address(to), amount, fee, nmix, sources, destinations);
return construct_tx_rct(from.get_keys(), sources, destinations, from.get_keys().m_account_address, std::vector<uint8_t>(), tx, 0, rct, range_proof_type, bp_version);
}
bool construct_tx_to_key(const std::vector<test_event_entry>& events, cryptonote::transaction& tx, const cryptonote::block& blk_head,
const cryptonote::account_base& from, std::vector<cryptonote::tx_destination_entry> destinations,
uint64_t fee, size_t nmix, bool rct, rct::RangeProofType range_proof_type, int bp_version)
{
vector<tx_source_entry> sources;
vector<tx_destination_entry> destinations_all;
uint64_t amount = sum_amount(destinations);
if (!fill_tx_sources(sources, events, blk_head, from, amount + fee, nmix))
throw std::runtime_error("couldn't fill transaction sources");
fill_tx_destinations(from, destinations, fee, sources, destinations_all, false);
return construct_tx_rct(from.get_keys(), sources, destinations_all, get_address(from), std::vector<uint8_t>(), tx, 0, rct, range_proof_type, bp_version);
}
bool construct_tx_to_key(cryptonote::transaction& tx,
const cryptonote::account_base& from, const var_addr_t& to, uint64_t amount,
std::vector<cryptonote::tx_source_entry> &sources,
uint64_t fee, bool rct, rct::RangeProofType range_proof_type, int bp_version)
{
vector<tx_destination_entry> destinations;
fill_tx_destinations(from, get_address(to), amount, fee, sources, destinations, rct);
return construct_tx_rct(from.get_keys(), sources, destinations, get_address(from), std::vector<uint8_t>(), tx, 0, rct, range_proof_type, bp_version);
}
bool construct_tx_to_key(cryptonote::transaction& tx,
const cryptonote::account_base& from,
const std::vector<cryptonote::tx_destination_entry>& destinations,
std::vector<cryptonote::tx_source_entry> &sources,
uint64_t fee, bool rct, rct::RangeProofType range_proof_type, int bp_version)
{
vector<tx_destination_entry> all_destinations;
fill_tx_destinations(from, destinations, fee, sources, all_destinations, rct);
return construct_tx_rct(from.get_keys(), sources, all_destinations, get_address(from), std::vector<uint8_t>(), tx, 0, rct, range_proof_type, bp_version);
}
bool construct_tx_rct(const cryptonote::account_keys& sender_account_keys, std::vector<cryptonote::tx_source_entry>& sources, const std::vector<cryptonote::tx_destination_entry>& destinations, const boost::optional<cryptonote::account_public_address>& change_addr, std::vector<uint8_t> extra, cryptonote::transaction& tx, uint64_t unlock_time, bool rct, rct::RangeProofType range_proof_type, int bp_version)
{
std::unordered_map<crypto::public_key, cryptonote::subaddress_index> subaddresses;
subaddresses[sender_account_keys.m_account_address.m_spend_public_key] = {0, 0};
crypto::secret_key tx_key;
std::vector<crypto::secret_key> additional_tx_keys;
std::vector<tx_destination_entry> destinations_copy = destinations;
rct::RCTConfig rct_config = {range_proof_type, bp_version};
return construct_tx_and_get_tx_key(sender_account_keys, subaddresses, sources, destinations_copy, change_addr, extra, tx, unlock_time, tx_key, additional_tx_keys, rct, rct_config, nullptr);
}
transaction construct_tx_with_fee(std::vector<test_event_entry>& events, const block& blk_head,
const account_base& acc_from, const var_addr_t& to, uint64_t amount, uint64_t fee)
{
transaction tx;
construct_tx_to_key(events, tx, blk_head, acc_from, to, amount, fee, 0);
events.push_back(tx);
return tx;
}
uint64_t get_balance(const cryptonote::account_base& addr, const std::vector<cryptonote::block>& blockchain, const map_hash2tx_t& mtx) {
uint64_t res = 0;
std::map<uint64_t, std::vector<output_index> > outs;
std::map<uint64_t, std::vector<size_t> > outs_mine;
map_hash2tx_t confirmed_txs;
get_confirmed_txs(blockchain, mtx, confirmed_txs);
if (!init_output_indices(outs, outs_mine, blockchain, confirmed_txs, addr))
return false;
if (!init_spent_output_indices(outs, outs_mine, blockchain, confirmed_txs, addr))
return false;
BOOST_FOREACH (const map_output_t::value_type &o, outs_mine) {
for (size_t i = 0; i < o.second.size(); ++i) {
if (outs[o.first][o.second[i]].spent)
continue;
res += outs[o.first][o.second[i]].amount;
}
}
return res;
}
bool extract_hard_forks(const std::vector<test_event_entry>& events, v_hardforks_t& hard_forks)
{
for(auto & ev : events)
{
if (typeid(event_replay_settings) == ev.type())
{
const auto & rep_settings = boost::get<event_replay_settings>(ev);
if (rep_settings.hard_forks)
{
const auto & hf = rep_settings.hard_forks.get();
std::copy(hf.begin(), hf.end(), std::back_inserter(hard_forks));
}
}
}
return !hard_forks.empty();
}
bool extract_hard_forks_from_blocks(const std::vector<test_event_entry>& events, v_hardforks_t& hard_forks)
{
int hf = -1;
int64_t height = 0;
for(auto & ev : events)
{
if (typeid(block) != ev.type())
{
continue;
}
const block *blk = &boost::get<block>(ev);
if (blk->major_version != hf)
{
hf = blk->major_version;
hard_forks.push_back(std::make_pair(blk->major_version, (uint64_t)height));
}
height += 1;
}
return !hard_forks.empty();
}
void get_confirmed_txs(const std::vector<cryptonote::block>& blockchain, const map_hash2tx_t& mtx, map_hash2tx_t& confirmed_txs)
{
std::unordered_set<crypto::hash> confirmed_hashes;
BOOST_FOREACH(const block& blk, blockchain)
{
BOOST_FOREACH(const crypto::hash& tx_hash, blk.tx_hashes)
{
confirmed_hashes.insert(tx_hash);
}
}
BOOST_FOREACH(const auto& tx_pair, mtx)
{
if (0 != confirmed_hashes.count(tx_pair.first))
{
confirmed_txs.insert(tx_pair);
}
}
}
bool trim_block_chain(std::vector<cryptonote::block>& blockchain, const crypto::hash& tail){
size_t cut = 0;
bool found = true;
for(size_t i = 0; i < blockchain.size(); ++i){
crypto::hash chash = get_block_hash(blockchain[i]);
if (chash == tail){
cut = i;
found = true;
break;
}
}
if (found && cut > 0){
blockchain.erase(blockchain.begin(), blockchain.begin() + cut);
}
return found;
}
bool trim_block_chain(std::vector<const cryptonote::block*>& blockchain, const crypto::hash& tail){
size_t cut = 0;
bool found = true;
for(size_t i = 0; i < blockchain.size(); ++i){
crypto::hash chash = get_block_hash(*blockchain[i]);
if (chash == tail){
cut = i;
found = true;
break;
}
}
if (found && cut > 0){
blockchain.erase(blockchain.begin(), blockchain.begin() + cut);
}
return found;
}
uint64_t num_blocks(const std::vector<test_event_entry>& events)
{
uint64_t res = 0;
BOOST_FOREACH(const test_event_entry& ev, events)
{
if (typeid(block) == ev.type())
{
res += 1;
}
}
return res;
}
cryptonote::block get_head_block(const std::vector<test_event_entry>& events)
{
for(auto it = events.rbegin(); it != events.rend(); ++it)
{
auto &ev = *it;
if (typeid(block) == ev.type())
{
return boost::get<block>(ev);
}
}
throw std::runtime_error("No block event");
}
bool find_block_chain(const std::vector<test_event_entry>& events, std::vector<cryptonote::block>& blockchain, map_hash2tx_t& mtx, const crypto::hash& head) {
std::unordered_map<crypto::hash, const block*> block_index;
BOOST_FOREACH(const test_event_entry& ev, events)
{
if (typeid(block) == ev.type())
{
const block* blk = &boost::get<block>(ev);
block_index[get_block_hash(*blk)] = blk;
}
else if (typeid(transaction) == ev.type())
{
const transaction& tx = boost::get<transaction>(ev);
mtx[get_transaction_hash(tx)] = &tx;
}
}
bool b_success = false;
crypto::hash id = head;
for (auto it = block_index.find(id); block_index.end() != it; it = block_index.find(id))
{
blockchain.push_back(*it->second);
id = it->second->prev_id;
if (null_hash == id)
{
b_success = true;
break;
}
}
reverse(blockchain.begin(), blockchain.end());
return b_success;
}
bool find_block_chain(const std::vector<test_event_entry>& events, std::vector<const cryptonote::block*>& blockchain, map_hash2tx_t& mtx, const crypto::hash& head) {
std::unordered_map<crypto::hash, const block*> block_index;
BOOST_FOREACH(const test_event_entry& ev, events)
{
if (typeid(block) == ev.type())
{
const block* blk = &boost::get<block>(ev);
block_index[get_block_hash(*blk)] = blk;
}
else if (typeid(transaction) == ev.type())
{
const transaction& tx = boost::get<transaction>(ev);
mtx[get_transaction_hash(tx)] = &tx;
}
}
bool b_success = false;
crypto::hash id = head;
for (auto it = block_index.find(id); block_index.end() != it; it = block_index.find(id))
{
blockchain.push_back(it->second);
id = it->second->prev_id;
if (null_hash == id)
{
b_success = true;
break;
}
}
reverse(blockchain.begin(), blockchain.end());
return b_success;
}
void test_chain_unit_base::register_callback(const std::string& cb_name, verify_callback cb)
{
m_callbacks[cb_name] = cb;
}
bool test_chain_unit_base::verify(const std::string& cb_name, cryptonote::core& c, size_t ev_index, const std::vector<test_event_entry> &events)
{
auto cb_it = m_callbacks.find(cb_name);
if(cb_it == m_callbacks.end())
{
LOG_ERROR("Failed to find callback " << cb_name);
return false;
}
return cb_it->second(c, ev_index, events);
}
bool test_chain_unit_base::check_block_verification_context(const cryptonote::block_verification_context& bvc, size_t event_idx, const cryptonote::block& /*blk*/)
{
return !bvc.m_verifivation_failed;
}
bool test_chain_unit_base::check_tx_verification_context(const cryptonote::tx_verification_context& tvc, bool /*tx_added*/, size_t /*event_index*/, const cryptonote::transaction& /*tx*/)
{
return !tvc.m_verifivation_failed;
}
bool test_chain_unit_base::check_tx_verification_context_array(const std::vector<cryptonote::tx_verification_context>& tvcs, size_t /*tx_added*/, size_t /*event_index*/, const std::vector<cryptonote::transaction>& /*txs*/)
{
for (const cryptonote::tx_verification_context &tvc: tvcs)
if (tvc.m_verifivation_failed)
return false;
return true;
}
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