diff options
Diffstat (limited to 'tests/core_tests/rct2.cpp')
| -rw-r--r-- | tests/core_tests/rct2.cpp | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/tests/core_tests/rct2.cpp b/tests/core_tests/rct2.cpp new file mode 100644 index 000000000..55d700429 --- /dev/null +++ b/tests/core_tests/rct2.cpp @@ -0,0 +1,224 @@ +// Copyright (c) 2014-2019, 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 + +#include "ringct/rctSigs.h" +#include "ringct/bulletproofs.h" +#include "chaingen.h" +#include "rct2.h" +#include "device/device.hpp" + +using namespace epee; +using namespace crypto; +using namespace cryptonote; + +//---------------------------------------------------------------------------------------------------------------------- +// Tests + +bool gen_rct2_tx_validation_base::generate_with(std::vector<test_event_entry>& events, + size_t mixin, size_t n_txes, const uint64_t *amounts_paid, bool valid, const rct::RCTConfig *rct_config, uint8_t hf_version, + const std::function<bool(std::vector<tx_source_entry> &sources, std::vector<tx_destination_entry> &destinations, size_t tx_idx)> &pre_tx, + const std::function<bool(transaction &tx, size_t tx_idx)> &post_tx) const +{ + uint64_t ts_start = 1338224400; + + GENERATE_ACCOUNT(miner_account); + MAKE_GENESIS_BLOCK(events, blk_0, miner_account, ts_start); + + // create 12 miner accounts, and have them mine the next 12 blocks + cryptonote::account_base miner_accounts[12]; + const cryptonote::block *prev_block = &blk_0; + cryptonote::block blocks[12 + CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW]; + for (size_t n = 0; n < 12; ++n) { + miner_accounts[n].generate(); + CHECK_AND_ASSERT_MES(generator.construct_block_manually(blocks[n], *prev_block, miner_accounts[n], + test_generator::bf_major_ver | test_generator::bf_minor_ver | test_generator::bf_timestamp | test_generator::bf_hf_version, + 2, 2, prev_block->timestamp + DIFFICULTY_BLOCKS_ESTIMATE_TIMESPAN * 2, // v2 has blocks twice as long + crypto::hash(), 0, transaction(), std::vector<crypto::hash>(), 0, 0, 2), + false, "Failed to generate block"); + events.push_back(blocks[n]); + prev_block = blocks + n; + LOG_PRINT_L0("Initial miner tx " << n << ": " << obj_to_json_str(blocks[n].miner_tx)); + } + + // rewind + cryptonote::block blk_r, blk_last; + { + blk_last = blocks[11]; + for (size_t i = 0; i < CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW; ++i) + { + CHECK_AND_ASSERT_MES(generator.construct_block_manually(blocks[12+i], blk_last, miner_account, + test_generator::bf_major_ver | test_generator::bf_minor_ver | test_generator::bf_timestamp | test_generator::bf_hf_version, + 2, 2, blk_last.timestamp + DIFFICULTY_BLOCKS_ESTIMATE_TIMESPAN * 2, // v2 has blocks twice as long + crypto::hash(), 0, transaction(), std::vector<crypto::hash>(), 0, 0, 2), + false, "Failed to generate block"); + events.push_back(blocks[12+i]); + blk_last = blocks[12+i]; + } + blk_r = blk_last; + } + + // create 4 txes from these miners in another block, to generate some rct outputs + std::vector<transaction> rct_txes; + cryptonote::block blk_txes; + std::vector<crypto::hash> starting_rct_tx_hashes; + static const uint64_t input_amounts_available[] = {5000000000000, 30000000000000, 100000000000, 80000000000}; + for (size_t n = 0; n < n_txes; ++n) + { + std::vector<tx_source_entry> sources; + + sources.resize(1); + tx_source_entry& src = sources.back(); + + const uint64_t needed_amount = input_amounts_available[n]; + src.amount = input_amounts_available[n]; + size_t real_index_in_tx = 0; + for (size_t m = 0; m <= mixin; ++m) { + size_t index_in_tx = 0; + for (size_t i = 0; i < blocks[m].miner_tx.vout.size(); ++i) + if (blocks[m].miner_tx.vout[i].amount == needed_amount) + index_in_tx = i; + CHECK_AND_ASSERT_MES(blocks[m].miner_tx.vout[index_in_tx].amount == needed_amount, false, "Expected amount not found"); + src.push_output(m, boost::get<txout_to_key>(blocks[m].miner_tx.vout[index_in_tx].target).key, src.amount); + if (m == n) + real_index_in_tx = index_in_tx; + } + src.real_out_tx_key = cryptonote::get_tx_pub_key_from_extra(blocks[n].miner_tx); + src.real_output = n; + src.real_output_in_tx_index = real_index_in_tx; + src.mask = rct::identity(); + src.rct = false; + + //fill outputs entry + tx_destination_entry td; + td.addr = miner_accounts[n].get_keys().m_account_address; + std::vector<tx_destination_entry> destinations; + for (int o = 0; amounts_paid[o] != (uint64_t)-1; ++o) + { + td.amount = amounts_paid[o]; + destinations.push_back(td); + } + + if (pre_tx && !pre_tx(sources, destinations, n)) + { + MDEBUG("pre_tx returned failure"); + return false; + } + + crypto::secret_key tx_key; + std::vector<crypto::secret_key> additional_tx_keys; + std::unordered_map<crypto::public_key, cryptonote::subaddress_index> subaddresses; + subaddresses[miner_accounts[n].get_keys().m_account_address.m_spend_public_key] = {0,0}; + rct_txes.resize(rct_txes.size() + 1); + bool r = construct_tx_and_get_tx_key(miner_accounts[n].get_keys(), subaddresses, sources, destinations, cryptonote::account_public_address{}, std::vector<uint8_t>(), rct_txes.back(), 0, tx_key, additional_tx_keys, true, rct_config[n]); + CHECK_AND_ASSERT_MES(r, false, "failed to construct transaction"); + + if (post_tx && !post_tx(rct_txes.back(), n)) + { + MDEBUG("post_tx returned failure"); + return false; + } + + //events.push_back(rct_txes.back()); + starting_rct_tx_hashes.push_back(get_transaction_hash(rct_txes.back())); + LOG_PRINT_L0("Test tx: " << obj_to_json_str(rct_txes.back())); + + for (int o = 0; amounts_paid[o] != (uint64_t)-1; ++o) + { + crypto::key_derivation derivation; + bool r = crypto::generate_key_derivation(destinations[o].addr.m_view_public_key, tx_key, derivation); + CHECK_AND_ASSERT_MES(r, false, "Failed to generate key derivation"); + crypto::secret_key amount_key; + crypto::derivation_to_scalar(derivation, o, amount_key); + rct::key rct_tx_mask; + const uint8_t type = rct_txes.back().rct_signatures.type; + if (type == rct::RCTTypeSimple || type == rct::RCTTypeBulletproof || type == rct::RCTTypeBulletproof2 || type == rct::RCTTypeCLSAG) + rct::decodeRctSimple(rct_txes.back().rct_signatures, rct::sk2rct(amount_key), o, rct_tx_mask, hw::get_device("default")); + else + rct::decodeRct(rct_txes.back().rct_signatures, rct::sk2rct(amount_key), o, rct_tx_mask, hw::get_device("default")); + } + + while (amounts_paid[0] != (size_t)-1) + ++amounts_paid; + ++amounts_paid; + } + if (!valid) + DO_CALLBACK(events, "mark_invalid_tx"); + events.push_back(rct_txes); + + CHECK_AND_ASSERT_MES(generator.construct_block_manually(blk_txes, blk_last, miner_account, + test_generator::bf_major_ver | test_generator::bf_minor_ver | test_generator::bf_timestamp | test_generator::bf_tx_hashes | test_generator::bf_hf_version | test_generator::bf_max_outs, + hf_version, hf_version, blk_last.timestamp + DIFFICULTY_BLOCKS_ESTIMATE_TIMESPAN * 2, // v2 has blocks twice as long + crypto::hash(), 0, transaction(), starting_rct_tx_hashes, 0, 6, 10), + false, "Failed to generate block"); + if (!valid) + DO_CALLBACK(events, "mark_invalid_block"); + events.push_back(blk_txes); + blk_last = blk_txes; + + return true; +} + +bool gen_rct2_tx_validation_base::check_bp(const cryptonote::transaction &tx, size_t tx_idx, const size_t *sizes, const char *context) const +{ + DEFINE_TESTS_ERROR_CONTEXT(context); + CHECK_TEST_CONDITION(tx.version >= 2); + CHECK_TEST_CONDITION(rct::is_rct_bulletproof(tx.rct_signatures.type)); + size_t n_sizes = 0, n_amounts = 0; + for (size_t n = 0; n < tx_idx; ++n) + { + while (sizes[0] != (size_t)-1) + ++sizes; + ++sizes; + } + while (sizes[n_sizes] != (size_t)-1) + n_amounts += sizes[n_sizes++]; + CHECK_TEST_CONDITION(tx.rct_signatures.p.bulletproofs.size() == n_sizes); + CHECK_TEST_CONDITION(rct::n_bulletproof_max_amounts(tx.rct_signatures.p.bulletproofs) == n_amounts); + for (size_t n = 0; n < n_sizes; ++n) + CHECK_TEST_CONDITION(rct::n_bulletproof_max_amounts(tx.rct_signatures.p.bulletproofs[n]) == sizes[n]); + return true; +} + +bool gen_rct2_tx_clsag_malleability::generate(std::vector<test_event_entry>& events) const +{ + DEFINE_TESTS_ERROR_CONTEXT("gen_rct_tx_clsag_malleability"); + const int mixin = 10; + const uint64_t amounts_paid[] = {5000, 5000, (uint64_t)-1}; + const rct::RCTConfig rct_config[] = { { rct::RangeProofPaddedBulletproof, 3 } }; + return generate_with(events, mixin, 1, amounts_paid, false, rct_config, HF_VERSION_CLSAG + 1, NULL, [&](cryptonote::transaction &tx, size_t tx_idx) { + CHECK_TEST_CONDITION(tx.version == 2); + CHECK_TEST_CONDITION(tx.rct_signatures.type == rct::RCTTypeCLSAG); + CHECK_TEST_CONDITION(!tx.rct_signatures.p.CLSAGs.empty()); + rct::key x; + CHECK_TEST_CONDITION(epee::string_tools::hex_to_pod("c7176a703d4dd84fba3c0b760d10670f2a2053fa2c39ccc64ec7fd7792ac03fa", x)); + tx.rct_signatures.p.CLSAGs[0].D = rct::addKeys(tx.rct_signatures.p.CLSAGs[0].D, x); + return true; + }); +} |