diff options
Diffstat (limited to 'src/cryptonote_core')
| -rw-r--r-- | src/cryptonote_core/CMakeLists.txt | 2 | ||||
| -rw-r--r-- | src/cryptonote_core/blockchain_storage.cpp | 1952 | ||||
| -rw-r--r-- | src/cryptonote_core/blockchain_storage.h | 377 | ||||
| -rw-r--r-- | src/cryptonote_core/cryptonote_basic.h | 3 | ||||
| -rw-r--r-- | src/cryptonote_core/cryptonote_core.cpp | 19 | ||||
| -rw-r--r-- | src/cryptonote_core/cryptonote_core.h | 13 | ||||
| -rw-r--r-- | src/cryptonote_core/tx_pool.cpp | 19 | ||||
| -rw-r--r-- | src/cryptonote_core/tx_pool.h | 19 |
8 files changed, 0 insertions, 2404 deletions
diff --git a/src/cryptonote_core/CMakeLists.txt b/src/cryptonote_core/CMakeLists.txt index 205356797..3e50f48ae 100644 --- a/src/cryptonote_core/CMakeLists.txt +++ b/src/cryptonote_core/CMakeLists.txt @@ -28,7 +28,6 @@ set(cryptonote_core_sources account.cpp - blockchain_storage.cpp blockchain.cpp checkpoints.cpp cryptonote_basic_impl.cpp @@ -44,7 +43,6 @@ set(cryptonote_core_headers) set(cryptonote_core_private_headers account.h account_boost_serialization.h - blockchain_storage.h blockchain_storage_boost_serialization.h blockchain.h checkpoints.h diff --git a/src/cryptonote_core/blockchain_storage.cpp b/src/cryptonote_core/blockchain_storage.cpp deleted file mode 100644 index a829b7cbe..000000000 --- a/src/cryptonote_core/blockchain_storage.cpp +++ /dev/null @@ -1,1952 +0,0 @@ -// Copyright (c) 2014-2016, 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 <algorithm> -#include <cstdio> -#include <cmath> -#include <boost/archive/binary_oarchive.hpp> -#include <boost/archive/binary_iarchive.hpp> - -#include "include_base_utils.h" -#include "cryptonote_basic_impl.h" -#include "blockchain_storage.h" -#include "cryptonote_format_utils.h" -#include "cryptonote_boost_serialization.h" -#include "blockchain_storage_boost_serialization.h" -#include "cryptonote_config.h" -#include "miner.h" -#include "misc_language.h" -#include "profile_tools.h" -#include "file_io_utils.h" -#include "common/boost_serialization_helper.h" -#include "warnings.h" -#include "crypto/hash.h" -#include "cryptonote_core/checkpoints.h" -//#include "serialization/json_archive.h" -#include "../../contrib/otshell_utils/utils.hpp" -#include "../../src/p2p/data_logger.hpp" - -using namespace cryptonote; - -DISABLE_VS_WARNINGS(4267) - -//------------------------------------------------------------------ -bool blockchain_storage::have_tx(const crypto::hash &id) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - return m_transactions.find(id) != m_transactions.end(); -} -//------------------------------------------------------------------ -bool blockchain_storage::have_tx_keyimg_as_spent(const crypto::key_image &key_im) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - return m_spent_keys.find(key_im) != m_spent_keys.end(); -} -//------------------------------------------------------------------ -const transaction *blockchain_storage::get_tx(const crypto::hash &id) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - auto it = m_transactions.find(id); - if (it == m_transactions.end()) - return NULL; - - return &it->second.tx; -} -//------------------------------------------------------------------ -uint64_t blockchain_storage::get_current_blockchain_height() const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - return m_blocks.size(); -} -//------------------------------------------------------------------ -bool blockchain_storage::init(const std::string& config_folder, bool testnet) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - m_config_folder = config_folder; - m_testnet = testnet; - LOG_PRINT_L0("Loading blockchain..."); - const std::string filename = m_config_folder + "/" CRYPTONOTE_BLOCKCHAINDATA_FILENAME; - if(tools::unserialize_obj_from_file(*this, filename)) - { - - // checkpoints - - // mainchain - for (size_t height=0; height < m_blocks.size(); ++height) - { - CHECK_AND_ASSERT_MES((!m_checkpoints.is_in_checkpoint_zone(height)) || m_checkpoints.check_block(height,get_block_hash(m_blocks[height].bl)),false,"checkpoint fail, blockchain.bin invalid"); - } - - // check alt chains - #if 0 - // doesn't work when a checkpoint is added and there are already alt chains. However, the rest of the blockchain code suffers from the same issue, so ignore for now - // see issue #118 - BOOST_FOREACH(blocks_ext_by_hash::value_type& alt_block, m_alternative_chains) - { - CHECK_AND_ASSERT_MES(m_checkpoints.is_alternative_block_allowed(m_blocks.size()-1,alt_block.second.height),false,"stored alternative block not allowed, blockchain.bin invalid"); - } - #endif - } - else - { - LOG_PRINT_L0("Can't load blockchain storage from file, generating genesis block."); - if (!store_genesis_block(testnet, true)) - return false; - } - if(!m_blocks.size()) - { - LOG_PRINT_L0("Blockchain not loaded, generating genesis block."); - - if (!store_genesis_block(testnet, false)) { - return false; - } - } else { - cryptonote::block b; - - if (testnet) - { - generate_genesis_block(b, config::testnet::GENESIS_TX, config::testnet::GENESIS_NONCE); - } - else - { - generate_genesis_block(b, config::GENESIS_TX, config::GENESIS_NONCE); - } - - crypto::hash genesis_hash = get_block_hash(m_blocks[0].bl); - crypto::hash testnet_genesis_hash = get_block_hash(b); - if (genesis_hash != testnet_genesis_hash) { - LOG_ERROR("Failed to init: genesis block mismatch. Probably you set --testnet flag with data dir with non-test blockchain or another network."); - return false; - } - } - uint64_t timestamp_diff = time(NULL) - m_blocks.back().bl.timestamp; - if(!m_blocks.back().bl.timestamp) - timestamp_diff = time(NULL) - 1341378000; - LOG_PRINT_GREEN("Blockchain initialized. last block: " << m_blocks.size() - 1 << ", " << epee::misc_utils::get_time_interval_string(timestamp_diff) << " time ago, current difficulty: " << get_difficulty_for_next_block(), LOG_LEVEL_0); - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::store_genesis_block(bool testnet, bool check_added) { - block bl = ::boost::value_initialized<block>(); - block_verification_context bvc = boost::value_initialized<block_verification_context>(); - - if (testnet) - { - generate_genesis_block(bl, config::testnet::GENESIS_TX, config::testnet::GENESIS_NONCE); - } - else - { - generate_genesis_block(bl, config::GENESIS_TX, config::GENESIS_NONCE); - } - - add_new_block(bl, bvc); - CHECK_AND_ASSERT_MES(!bvc.m_verifivation_failed && (bvc.m_added_to_main_chain || !check_added), false, "Failed to add genesis block to blockchain"); - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::store_blockchain() -{ - m_is_blockchain_storing = true; - epee::misc_utils::auto_scope_leave_caller scope_exit_handler = epee::misc_utils::create_scope_leave_handler([&](){m_is_blockchain_storing=false;}); - - LOG_PRINT_L0("Storing blockchain..."); - if (!tools::create_directories_if_necessary(m_config_folder)) - { - LOG_PRINT_L0("Failed to create data directory: " << m_config_folder); - return false; - } - - const std::string temp_filename = m_config_folder + "/" CRYPTONOTE_BLOCKCHAINDATA_TEMP_FILENAME; - // There is a chance that temp_filename and filename are hardlinks to the same file - std::remove(temp_filename.c_str()); - if(!tools::serialize_obj_to_file(*this, temp_filename)) - { - //achtung! - LOG_ERROR("Failed to save blockchain data to file: " << temp_filename); - return false; - } - const std::string filename = m_config_folder + "/" CRYPTONOTE_BLOCKCHAINDATA_FILENAME; - std::error_code ec = tools::replace_file(temp_filename, filename); - if (ec) - { - LOG_ERROR("Failed to rename blockchain data file " << temp_filename << " to " << filename << ": " << ec.message() << ':' << ec.value()); - return false; - } - LOG_PRINT_L0("Blockchain stored OK."); - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::deinit() -{ - return store_blockchain(); -} -//------------------------------------------------------------------ -bool blockchain_storage::pop_block_from_blockchain() -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - - CHECK_AND_ASSERT_MES(m_blocks.size() > 1, false, "pop_block_from_blockchain: can't pop from blockchain with size = " << m_blocks.size()); - size_t h = m_blocks.size()-1; - block_extended_info& bei = m_blocks[h]; - //crypto::hash id = get_block_hash(bei.bl); - bool r = purge_block_data_from_blockchain(bei.bl, bei.bl.tx_hashes.size()); - CHECK_AND_ASSERT_MES(r, false, "Failed to purge_block_data_from_blockchain for block " << get_block_hash(bei.bl) << " on height " << h); - - //remove from index - auto bl_ind = m_blocks_index.find(get_block_hash(bei.bl)); - CHECK_AND_ASSERT_MES(bl_ind != m_blocks_index.end(), false, "pop_block_from_blockchain: blockchain id not found in index"); - m_blocks_index.erase(bl_ind); - //pop block from core - m_blocks.pop_back(); - m_tx_pool->on_blockchain_dec(m_blocks.size()-1, get_tail_id()); - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::reset_and_set_genesis_block(const block& b) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - m_transactions.clear(); - m_spent_keys.clear(); - m_blocks.clear(); - m_blocks_index.clear(); - m_alternative_chains.clear(); - m_outputs.clear(); - - block_verification_context bvc = boost::value_initialized<block_verification_context>(); - add_new_block(b, bvc); - return bvc.m_added_to_main_chain && !bvc.m_verifivation_failed; -} -//------------------------------------------------------------------ -bool blockchain_storage::purge_transaction_keyimages_from_blockchain(const transaction& tx, bool strict_check) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - struct purge_transaction_visitor: public boost::static_visitor<bool> - { - key_images_container& m_spent_keys; - bool m_strict_check; - purge_transaction_visitor(key_images_container& spent_keys, bool strict_check):m_spent_keys(spent_keys), m_strict_check(strict_check){} - - bool operator()(const txin_to_key& inp) const - { - //const crypto::key_image& ki = inp.k_image; - auto r = m_spent_keys.find(inp.k_image); - if(r != m_spent_keys.end()) - { - m_spent_keys.erase(r); - }else - { - CHECK_AND_ASSERT_MES(!m_strict_check, false, "purge_block_data_from_blockchain: key image in transaction not found"); - } - return true; - } - bool operator()(const txin_gen& inp) const - { - return true; - } - bool operator()(const txin_to_script& tx) const - { - return false; - } - - bool operator()(const txin_to_scripthash& tx) const - { - return false; - } - }; - - BOOST_FOREACH(const txin_v& in, tx.vin) - { - bool r = boost::apply_visitor(purge_transaction_visitor(m_spent_keys, strict_check), in); - CHECK_AND_ASSERT_MES(!strict_check || r, false, "failed to process purge_transaction_visitor"); - } - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::purge_transaction_from_blockchain(const crypto::hash& tx_id) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - auto tx_index_it = m_transactions.find(tx_id); - CHECK_AND_ASSERT_MES(tx_index_it != m_transactions.end(), false, "purge_block_data_from_blockchain: transaction not found in blockchain index!!"); - transaction& tx = tx_index_it->second.tx; - - purge_transaction_keyimages_from_blockchain(tx, true); - - if(!is_coinbase(tx)) - { - cryptonote::tx_verification_context tvc = AUTO_VAL_INIT(tvc); - bool r = m_tx_pool->add_tx(tx, tvc, true, true, 1); - CHECK_AND_ASSERT_MES(r, false, "purge_block_data_from_blockchain: failed to add transaction to transaction pool"); - } - - bool res = pop_transaction_from_global_index(tx, tx_id); - m_transactions.erase(tx_index_it); - LOG_PRINT_L1("Removed transaction from blockchain history:" << tx_id << ENDL); - return res; -} -//------------------------------------------------------------------ -bool blockchain_storage::purge_block_data_from_blockchain(const block& bl, size_t processed_tx_count) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - - bool res = true; - CHECK_AND_ASSERT_MES(processed_tx_count <= bl.tx_hashes.size(), false, "wrong processed_tx_count in purge_block_data_from_blockchain"); - for(size_t count = 0; count != processed_tx_count; count++) - { - res = purge_transaction_from_blockchain(bl.tx_hashes[(processed_tx_count -1)- count]) && res; - } - - res = purge_transaction_from_blockchain(get_transaction_hash(bl.miner_tx)) && res; - - return res; -} -//------------------------------------------------------------------ -crypto::hash blockchain_storage::get_tail_id(uint64_t& height) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - height = get_current_blockchain_height()-1; - return get_tail_id(); -} -//------------------------------------------------------------------ -crypto::hash blockchain_storage::get_tail_id() const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - crypto::hash id = null_hash; - if(m_blocks.size()) - { - get_block_hash(m_blocks.back().bl, id); - } - return id; -} -//------------------------------------------------------------------ -bool blockchain_storage::get_short_chain_history(std::list<crypto::hash>& ids) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - size_t i = 0; - size_t current_multiplier = 1; - size_t sz = m_blocks.size(); - if(!sz) - return true; - size_t current_back_offset = 1; - bool genesis_included = false; - while(current_back_offset < sz) - { - ids.push_back(get_block_hash(m_blocks[sz-current_back_offset].bl)); - if(sz-current_back_offset == 0) - genesis_included = true; - if(i < 10) - { - ++current_back_offset; - }else - { - current_back_offset += current_multiplier *= 2; - } - ++i; - } - if(!genesis_included) - ids.push_back(get_block_hash(m_blocks[0].bl)); - - return true; -} -//------------------------------------------------------------------ -crypto::hash blockchain_storage::get_block_id_by_height(uint64_t height) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - if(height >= m_blocks.size()) - return null_hash; - - return get_block_hash(m_blocks[height].bl); -} -//------------------------------------------------------------------ -bool blockchain_storage::get_block_by_hash(const crypto::hash &h, block &blk) const { - CRITICAL_REGION_LOCAL(m_blockchain_lock); - - // try to find block in main chain - blocks_by_id_index::const_iterator it = m_blocks_index.find(h); - if (m_blocks_index.end() != it) { - blk = m_blocks[it->second].bl; - return true; - } - - // try to find block in alternative chain - blocks_ext_by_hash::const_iterator it_alt = m_alternative_chains.find(h); - if (m_alternative_chains.end() != it_alt) { - blk = it_alt->second.bl; - return true; - } - - return false; -} -//------------------------------------------------------------------ -void blockchain_storage::get_all_known_block_ids(std::list<crypto::hash> &main, std::list<crypto::hash> &alt, std::list<crypto::hash> &invalid) const { - CRITICAL_REGION_LOCAL(m_blockchain_lock); - - BOOST_FOREACH(const blocks_by_id_index::value_type &v, m_blocks_index) - main.push_back(v.first); - - BOOST_FOREACH(const blocks_ext_by_hash::value_type &v, m_alternative_chains) - alt.push_back(v.first); - - BOOST_FOREACH(const blocks_ext_by_hash::value_type &v, m_invalid_blocks) - invalid.push_back(v.first); -} -//------------------------------------------------------------------ -difficulty_type blockchain_storage::get_difficulty_for_next_block() const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - std::vector<uint64_t> timestamps; - std::vector<difficulty_type> commulative_difficulties; - size_t offset = m_blocks.size() - std::min(m_blocks.size(), static_cast<size_t>(DIFFICULTY_BLOCKS_COUNT)); - if(!offset) - ++offset;//skip genesis block - for(; offset < m_blocks.size(); offset++) - { - timestamps.push_back(m_blocks[offset].bl.timestamp); - commulative_difficulties.push_back(m_blocks[offset].cumulative_difficulty); - } - return next_difficulty(timestamps, commulative_difficulties,DIFFICULTY_TARGET_V1); -} -//------------------------------------------------------------------ -bool blockchain_storage::rollback_blockchain_switching(std::list<block>& original_chain, size_t rollback_height) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - - // fail if rollback_height passed is too high - if (rollback_height > m_blocks.size()) - { - return true; - } - - //remove failed subchain - for(size_t i = m_blocks.size()-1; i >=rollback_height; i--) - { - bool r = pop_block_from_blockchain(); - CHECK_AND_ASSERT_MES(r, false, "PANIC! failed to remove block while chain switching during the rollback!"); - } - //return back original chain - BOOST_FOREACH(auto& bl, original_chain) - { - block_verification_context bvc = boost::value_initialized<block_verification_context>(); - bool r = handle_block_to_main_chain(bl, bvc); - CHECK_AND_ASSERT_MES(r && bvc.m_added_to_main_chain, false, "PANIC! failed to add (again) block while chain switching during the rollback!"); - } - - LOG_PRINT_L1("Rollback success."); - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::switch_to_alternative_blockchain(std::list<blocks_ext_by_hash::iterator>& alt_chain, bool discard_disconnected_chain) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - CHECK_AND_ASSERT_MES(alt_chain.size(), false, "switch_to_alternative_blockchain: empty chain passed"); - - size_t split_height = alt_chain.front()->second.height; - CHECK_AND_ASSERT_MES(m_blocks.size() > split_height, false, "switch_to_alternative_blockchain: blockchain size is lower than split height"); - - //disconnecting old chain - std::list<block> disconnected_chain; - for(size_t i = m_blocks.size()-1; i >=split_height; i--) - { - block b = m_blocks[i].bl; - bool r = pop_block_from_blockchain(); - CHECK_AND_ASSERT_MES(r, false, "failed to remove block on chain switching"); - disconnected_chain.push_front(b); - } - - //connecting new alternative chain - for(auto alt_ch_iter = alt_chain.begin(); alt_ch_iter != alt_chain.end(); alt_ch_iter++) - { - auto ch_ent = *alt_ch_iter; - block_verification_context bvc = boost::value_initialized<block_verification_context>(); - bool r = handle_block_to_main_chain(ch_ent->second.bl, bvc); - if(!r || !bvc.m_added_to_main_chain) - { - LOG_PRINT_L1("Failed to switch to alternative blockchain"); - rollback_blockchain_switching(disconnected_chain, split_height); - add_block_as_invalid(ch_ent->second, get_block_hash(ch_ent->second.bl)); - LOG_PRINT_L1("The block was inserted as invalid while connecting new alternative chain, block_id: " << get_block_hash(ch_ent->second.bl)); - m_alternative_chains.erase(ch_ent); - - for(auto alt_ch_to_orph_iter = ++alt_ch_iter; alt_ch_to_orph_iter != alt_chain.end(); alt_ch_to_orph_iter++) - { - //block_verification_context bvc = boost::value_initialized<block_verification_context>(); - add_block_as_invalid((*alt_ch_iter)->second, (*alt_ch_iter)->first); - m_alternative_chains.erase(*alt_ch_to_orph_iter); - } - return false; - } - } - - if(!discard_disconnected_chain) - { - //pushing old chain as alternative chain - BOOST_FOREACH(auto& old_ch_ent, disconnected_chain) - { - block_verification_context bvc = boost::value_initialized<block_verification_context>(); - bool r = handle_alternative_block(old_ch_ent, get_block_hash(old_ch_ent), bvc); - if(!r) - { - LOG_PRINT_L1("Failed to push ex-main chain blocks to alternative chain "); - rollback_blockchain_switching(disconnected_chain, split_height); - return false; - } - } - } - - //removing all_chain entries from alternative chain - BOOST_FOREACH(auto ch_ent, alt_chain) - { - m_alternative_chains.erase(ch_ent); - } - - LOG_PRINT_GREEN("REORGANIZE SUCCESS! on height: " << split_height << ", new blockchain size: " << m_blocks.size(), LOG_LEVEL_0); - return true; -} -//------------------------------------------------------------------ -difficulty_type blockchain_storage::get_next_difficulty_for_alternative_chain(const std::list<blocks_ext_by_hash::iterator>& alt_chain, block_extended_info& bei) const -{ - std::vector<uint64_t> timestamps; - std::vector<difficulty_type> commulative_difficulties; - if(alt_chain.size()< DIFFICULTY_BLOCKS_COUNT) - { - CRITICAL_REGION_LOCAL(m_blockchain_lock); - size_t main_chain_stop_offset = alt_chain.size() ? alt_chain.front()->second.height : bei.height; - size_t main_chain_count = DIFFICULTY_BLOCKS_COUNT - std::min(static_cast<size_t>(DIFFICULTY_BLOCKS_COUNT), alt_chain.size()); - main_chain_count = std::min(main_chain_count, main_chain_stop_offset); - size_t main_chain_start_offset = main_chain_stop_offset - main_chain_count; - - if(!main_chain_start_offset) - ++main_chain_start_offset; //skip genesis block - for(; main_chain_start_offset < main_chain_stop_offset; ++main_chain_start_offset) - { - timestamps.push_back(m_blocks[main_chain_start_offset].bl.timestamp); - commulative_difficulties.push_back(m_blocks[main_chain_start_offset].cumulative_difficulty); - } - - CHECK_AND_ASSERT_MES((alt_chain.size() + timestamps.size()) <= DIFFICULTY_BLOCKS_COUNT, false, "Internal error, alt_chain.size()["<< alt_chain.size() - << "] + vtimestampsec.size()[" << timestamps.size() << "] NOT <= DIFFICULTY_WINDOW[]" << DIFFICULTY_BLOCKS_COUNT ); - BOOST_FOREACH(auto it, alt_chain) - { - timestamps.push_back(it->second.bl.timestamp); - commulative_difficulties.push_back(it->second.cumulative_difficulty); - } - }else - { - timestamps.resize(std::min(alt_chain.size(), static_cast<size_t>(DIFFICULTY_BLOCKS_COUNT))); - commulative_difficulties.resize(std::min(alt_chain.size(), static_cast<size_t>(DIFFICULTY_BLOCKS_COUNT))); - size_t count = 0; - size_t max_i = timestamps.size()-1; - BOOST_REVERSE_FOREACH(auto it, alt_chain) - { - timestamps[max_i - count] = it->second.bl.timestamp; - commulative_difficulties[max_i - count] = it->second.cumulative_difficulty; - count++; - if(count >= DIFFICULTY_BLOCKS_COUNT) - break; - } - } - return next_difficulty(timestamps, commulative_difficulties,DIFFICULTY_TARGET_V1); -} -//------------------------------------------------------------------ -bool blockchain_storage::prevalidate_miner_transaction(const block& b, uint64_t height) const -{ - CHECK_AND_ASSERT_MES(b.miner_tx.vin.size() == 1, false, "coinbase transaction in the block has no inputs"); - CHECK_AND_ASSERT_MES(b.miner_tx.vin[0].type() == typeid(txin_gen), false, "coinbase transaction in the block has the wrong type"); - if(boost::get<txin_gen>(b.miner_tx.vin[0]).height != height) - { - LOG_PRINT_RED_L1("The miner transaction in block has invalid height: " << boost::get<txin_gen>(b.miner_tx.vin[0]).height << ", expected: " << height); - return false; - } - CHECK_AND_ASSERT_MES(b.miner_tx.unlock_time == height + CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW, - false, - "coinbase transaction transaction has the wrong unlock time=" << b.miner_tx.unlock_time << ", expected " << height + CRYPTONOTE_MINED_MONEY_UNLOCK_WINDOW); - - //check outs overflow - if(!check_outs_overflow(b.miner_tx)) - { - LOG_PRINT_RED_L1("miner transaction has money overflow in block " << get_block_hash(b)); - return false; - } - - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::validate_miner_transaction(const block& b, size_t cumulative_block_size, uint64_t fee, uint64_t& base_reward, uint64_t already_generated_coins) const -{ - //validate reward - uint64_t money_in_use = 0; - BOOST_FOREACH(auto& o, b.miner_tx.vout) - money_in_use += o.amount; - - std::vector<size_t> last_blocks_sizes; - get_last_n_blocks_sizes(last_blocks_sizes, CRYPTONOTE_REWARD_BLOCKS_WINDOW); - if (!get_block_reward(epee::misc_utils::median(last_blocks_sizes), cumulative_block_size, already_generated_coins, base_reward,0)) { - LOG_PRINT_L1("block size " << cumulative_block_size << " is bigger than allowed for this blockchain"); - return false; - } - if(base_reward + fee < money_in_use) - { - LOG_PRINT_L1("coinbase transaction spend too much money (" << print_money(money_in_use) << "). Block reward is " << print_money(base_reward + fee) << "(" << print_money(base_reward) << "+" << print_money(fee) << ")"); - return false; - } - if(base_reward + fee != money_in_use) - { - LOG_PRINT_L1("coinbase transaction doesn't use full amount of block reward: spent: " - << print_money(money_in_use) << ", block reward " << print_money(base_reward + fee) << "(" << print_money(base_reward) << "+" << print_money(fee) << ")"); - return false; - } - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::get_backward_blocks_sizes(size_t from_height, std::vector<size_t>& sz, size_t count) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - CHECK_AND_ASSERT_MES(from_height < m_blocks.size(), false, "Internal error: get_backward_blocks_sizes called with from_height=" << from_height << ", blockchain height = " << m_blocks.size()); - - size_t start_offset = (from_height+1) - std::min((from_height+1), count); - for(size_t i = start_offset; i != from_height+1; i++) - sz.push_back(m_blocks[i].block_cumulative_size); - - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::get_last_n_blocks_sizes(std::vector<size_t>& sz, size_t count) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - if(!m_blocks.size()) - return true; - return get_backward_blocks_sizes(m_blocks.size() -1, sz, count); -} -//------------------------------------------------------------------ -uint64_t blockchain_storage::get_current_cumulative_blocksize_limit() const -{ - return m_current_block_cumul_sz_limit; -} -//------------------------------------------------------------------ -bool blockchain_storage::create_block_template(block& b, const account_public_address& miner_address, difficulty_type& diffic, uint64_t& height, const blobdata& ex_nonce) const -{ - size_t median_size; - uint64_t already_generated_coins; - - CRITICAL_REGION_BEGIN(m_blockchain_lock); - b.major_version = CURRENT_BLOCK_MAJOR_VERSION; - b.minor_version = CURRENT_BLOCK_MINOR_VERSION; - b.prev_id = get_tail_id(); - b.timestamp = time(NULL); - height = m_blocks.size(); - diffic = get_difficulty_for_next_block(); - CHECK_AND_ASSERT_MES(diffic, false, "difficulty overhead."); - - median_size = m_current_block_cumul_sz_limit / 2; - already_generated_coins = m_blocks.back().already_generated_coins; - - CRITICAL_REGION_END(); - - size_t txs_size; - uint64_t fee; - if (!m_tx_pool->fill_block_template(b, median_size, already_generated_coins, txs_size, fee)) { - return false; - } -#if defined(DEBUG_CREATE_BLOCK_TEMPLATE) - size_t real_txs_size = 0; - uint64_t real_fee = 0; - CRITICAL_REGION_BEGIN(m_tx_pool->m_transactions_lock); - BOOST_FOREACH(crypto::hash &cur_hash, b.tx_hashes) { - auto cur_res = m_tx_pool->m_transactions.find(cur_hash); - if (cur_res == m_tx_pool->m_transactions.end()) { - LOG_ERROR("Creating block template: error: transaction not found"); - continue; - } - tx_memory_pool::tx_details &cur_tx = cur_res->second; - real_txs_size += cur_tx.blob_size; - real_fee += cur_tx.fee; - if (cur_tx.blob_size != get_object_blobsize(cur_tx.tx)) { - LOG_ERROR("Creating block template: error: invalid transaction size"); - } - uint64_t inputs_amount; - if (!get_inputs_money_amount(cur_tx.tx, inputs_amount)) { - LOG_ERROR("Creating block template: error: cannot get inputs amount"); - } else if (cur_tx.fee != inputs_amount - get_outs_money_amount(cur_tx.tx)) { - LOG_ERROR("Creating block template: error: invalid fee"); - } - } - if (txs_size != real_txs_size) { - LOG_ERROR("Creating block template: error: wrongly calculated transaction size"); - } - if (fee != real_fee) { - LOG_ERROR("Creating block template: error: wrongly calculated fee"); - } - CRITICAL_REGION_END(); - LOG_PRINT_L1("Creating block template: height " << height << - ", median size " << median_size << - ", already generated coins " << already_generated_coins << - ", transaction size " << txs_size << - ", fee " << fee); -#endif - - /* - two-phase miner transaction generation: we don't know exact block size until we prepare block, but we don't know reward until we know - block size, so first miner transaction generated with fake amount of money, and with phase we know think we know expected block size - */ - //make blocks coin-base tx looks close to real coinbase tx to get truthful blob size - bool r = construct_miner_tx(height, median_size, already_generated_coins, txs_size, fee, miner_address, b.miner_tx, ex_nonce, 11); - CHECK_AND_ASSERT_MES(r, false, "Failed to construc miner tx, first chance"); - size_t cumulative_size = txs_size + get_object_blobsize(b.miner_tx); -#if defined(DEBUG_CREATE_BLOCK_TEMPLATE) - LOG_PRINT_L1("Creating block template: miner tx size " << get_object_blobsize(b.miner_tx) << - ", cumulative size " << cumulative_size); -#endif - for (size_t try_count = 0; try_count != 10; ++try_count) { - r = construct_miner_tx(height, median_size, already_generated_coins, cumulative_size, fee, miner_address, b.miner_tx, ex_nonce, 11); - - CHECK_AND_ASSERT_MES(r, false, "Failed to construc miner tx, second chance"); - size_t coinbase_blob_size = get_object_blobsize(b.miner_tx); - if (coinbase_blob_size > cumulative_size - txs_size) { - cumulative_size = txs_size + coinbase_blob_size; -#if defined(DEBUG_CREATE_BLOCK_TEMPLATE) - LOG_PRINT_L1("Creating block template: miner tx size " << coinbase_blob_size << - ", cumulative size " << cumulative_size << " is greater then before"); -#endif - continue; - } - - if (coinbase_blob_size < cumulative_size - txs_size) { - size_t delta = cumulative_size - txs_size - coinbase_blob_size; -#if defined(DEBUG_CREATE_BLOCK_TEMPLATE) - LOG_PRINT_L1("Creating block template: miner tx size " << coinbase_blob_size << - ", cumulative size " << txs_size + coinbase_blob_size << - " is less then before, adding " << delta << " zero bytes"); -#endif - b.miner_tx.extra.insert(b.miner_tx.extra.end(), delta, 0); - //here could be 1 byte difference, because of extra field counter is varint, and it can become from 1-byte len to 2-bytes len. - if (cumulative_size != txs_size + get_object_blobsize(b.miner_tx)) { - CHECK_AND_ASSERT_MES(cumulative_size + 1 == txs_size + get_object_blobsize(b.miner_tx), false, "unexpected case: cumulative_size=" << cumulative_size << " + 1 is not equal txs_cumulative_size=" << txs_size << " + get_object_blobsize(b.miner_tx)=" << get_object_blobsize(b.miner_tx)); - b.miner_tx.extra.resize(b.miner_tx.extra.size() - 1); - if (cumulative_size != txs_size + get_object_blobsize(b.miner_tx)) { - //fuck, not lucky, -1 makes varint-counter size smaller, in that case we continue to grow with cumulative_size - LOG_PRINT_RED("Miner tx creation has no luck with delta_extra size = " << delta << " and " << delta - 1 , LOG_LEVEL_2); - cumulative_size += delta - 1; - continue; - } - LOG_PRINT_GREEN("Setting extra for block: " << b.miner_tx.extra.size() << ", try_count=" << try_count, LOG_LEVEL_1); - } - } - CHECK_AND_ASSERT_MES(cumulative_size == txs_size + get_object_blobsize(b.miner_tx), false, "unexpected case: cumulative_size=" << cumulative_size << " is not equal txs_cumulative_size=" << txs_size << " + get_object_blobsize(b.miner_tx)=" << get_object_blobsize(b.miner_tx)); -#if defined(DEBUG_CREATE_BLOCK_TEMPLATE) - LOG_PRINT_L1("Creating block template: miner tx size " << coinbase_blob_size << - ", cumulative size " << cumulative_size << " is now good"); -#endif - return true; - } - LOG_ERROR("Failed to create_block_template with " << 10 << " tries"); - return false; -} -//------------------------------------------------------------------ -bool blockchain_storage::complete_timestamps_vector(uint64_t start_top_height, std::vector<uint64_t>& timestamps) const -{ - - if(timestamps.size() >= BLOCKCHAIN_TIMESTAMP_CHECK_WINDOW) - return true; - - CRITICAL_REGION_LOCAL(m_blockchain_lock); - size_t need_elements = BLOCKCHAIN_TIMESTAMP_CHECK_WINDOW - timestamps.size(); - CHECK_AND_ASSERT_MES(start_top_height < m_blocks.size(), false, "internal error: passed start_height = " << start_top_height << " not less then m_blocks.size()=" << m_blocks.size()); - size_t stop_offset = start_top_height > need_elements ? start_top_height - need_elements:0; - do - { - timestamps.push_back(m_blocks[start_top_height].bl.timestamp); - if(start_top_height == 0) - break; - --start_top_height; - }while(start_top_height != stop_offset); - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::handle_alternative_block(const block& b, const crypto::hash& id, block_verification_context& bvc) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - - uint64_t block_height = get_block_height(b); - if(0 == block_height) - { - LOG_PRINT_L1("Block with id: " << epee::string_tools::pod_to_hex(id) << " (as alternative) has wrong miner transaction"); - bvc.m_verifivation_failed = true; - return false; - } - if (!m_checkpoints.is_alternative_block_allowed(get_current_blockchain_height(), block_height)) - { - LOG_PRINT_RED_L1("Block with id: " << id - << ENDL << " can't be accepted for alternative chain, block height: " << block_height - << ENDL << " blockchain height: " << get_current_blockchain_height()); - bvc.m_verifivation_failed = true; - return false; - } - - //Block is not related with head of main chain - //first of all - look in alternative chains container - auto it_main_prev = m_blocks_index.find(b.prev_id); - auto it_prev = m_alternative_chains.find(b.prev_id); - if(it_prev != m_alternative_chains.end() || it_main_prev != m_blocks_index.end()) - { - //we have new block in alternative chain - - //build alternative subchain, front -> mainchain, back -> alternative head - blocks_ext_by_hash::iterator alt_it = it_prev; //m_alternative_chains.find() - std::list<blocks_ext_by_hash::iterator> alt_chain; - std::vector<uint64_t> timestamps; - while(alt_it != m_alternative_chains.end()) - { - alt_chain.push_front(alt_it); - timestamps.push_back(alt_it->second.bl.timestamp); - alt_it = m_alternative_chains.find(alt_it->second.bl.prev_id); - } - - if(alt_chain.size()) - { - //make sure that it has right connection to main chain - CHECK_AND_ASSERT_MES(m_blocks.size() > alt_chain.front()->second.height, false, "main blockchain wrong height"); - crypto::hash h = null_hash; - get_block_hash(m_blocks[alt_chain.front()->second.height - 1].bl, h); - CHECK_AND_ASSERT_MES(h == alt_chain.front()->second.bl.prev_id, false, "alternative chain has wrong connection to main chain"); - complete_timestamps_vector(alt_chain.front()->second.height - 1, timestamps); - }else - { - CHECK_AND_ASSERT_MES(it_main_prev != m_blocks_index.end(), false, "internal error: broken imperative condition it_main_prev != m_blocks_index.end()"); - complete_timestamps_vector(it_main_prev->second, timestamps); - } - //check timestamp correct - if(!check_block_timestamp(timestamps, b)) - { - LOG_PRINT_RED_L1("Block with id: " << id - << ENDL << " for alternative chain, has invalid timestamp: " << b.timestamp); - //add_block_as_invalid(b, id);//do not add blocks to invalid storage before proof of work check was passed - bvc.m_verifivation_failed = true; - return false; - } - - block_extended_info bei = boost::value_initialized<block_extended_info>(); - bei.bl = b; - bei.height = alt_chain.size() ? it_prev->second.height + 1 : it_main_prev->second + 1; - - bool is_a_checkpoint; - if(!m_checkpoints.check_block(bei.height, id, is_a_checkpoint)) - { - LOG_ERROR("CHECKPOINT VALIDATION FAILED"); - bvc.m_verifivation_failed = true; - return false; - } - - // Always check PoW for alternative blocks - m_is_in_checkpoint_zone = false; - difficulty_type current_diff = get_next_difficulty_for_alternative_chain(alt_chain, bei); - CHECK_AND_ASSERT_MES(current_diff, false, "!!!!!!! DIFFICULTY OVERHEAD !!!!!!!"); - crypto::hash proof_of_work = null_hash; - get_block_longhash(bei.bl, proof_of_work, bei.height); - if(!check_hash(proof_of_work, current_diff)) - { - LOG_PRINT_RED_L1("Block with id: " << id - << ENDL << " for alternative chain, does not have enough proof of work: " << proof_of_work - << ENDL << " expected difficulty: " << current_diff); - bvc.m_verifivation_failed = true; - return false; - } - - if(!prevalidate_miner_transaction(b, bei.height)) - { - LOG_PRINT_RED_L1("Block with id: " << epee::string_tools::pod_to_hex(id) - << " (as alternative) has incorrect miner transaction."); - bvc.m_verifivation_failed = true; - return false; - - } - - bei.cumulative_difficulty = alt_chain.size() ? it_prev->second.cumulative_difficulty: m_blocks[it_main_prev->second].cumulative_difficulty; - bei.cumulative_difficulty += current_diff; - -#ifdef _DEBUG - auto i_dres = m_alternative_chains.find(id); - CHECK_AND_ASSERT_MES(i_dres == m_alternative_chains.end(), false, "insertion of new alternative block returned as it already exist"); -#endif - auto i_res = m_alternative_chains.insert(blocks_ext_by_hash::value_type(id, bei)); - CHECK_AND_ASSERT_MES(i_res.second, false, "insertion of new alternative block returned as it already exist"); - alt_chain.push_back(i_res.first); - - if(is_a_checkpoint) - { - //do reorganize! - LOG_PRINT_GREEN("###### REORGANIZE on height: " << alt_chain.front()->second.height << " of " << m_blocks.size() - 1 << - ", checkpoint is found in alternative chain on height " << bei.height, LOG_LEVEL_0); - bool r = switch_to_alternative_blockchain(alt_chain, true); - if(r) bvc.m_added_to_main_chain = true; - else bvc.m_verifivation_failed = true; - return r; - }else if(m_blocks.back().cumulative_difficulty < bei.cumulative_difficulty) //check if difficulty bigger then in main chain - { - //do reorganize! - LOG_PRINT_GREEN("###### REORGANIZE on height: " << alt_chain.front()->second.height << " of " << m_blocks.size() - 1 << " with cum_difficulty " << m_blocks.back().cumulative_difficulty - << ENDL << " alternative blockchain size: " << alt_chain.size() << " with cum_difficulty " << bei.cumulative_difficulty, LOG_LEVEL_0); - bool r = switch_to_alternative_blockchain(alt_chain, false); - if(r) bvc.m_added_to_main_chain = true; - else bvc.m_verifivation_failed = true; - return r; - }else - { - LOG_PRINT_BLUE("----- BLOCK ADDED AS ALTERNATIVE ON HEIGHT " << bei.height - << ENDL << "id:\t" << id - << ENDL << "PoW:\t" << proof_of_work - << ENDL << "difficulty:\t" << current_diff, LOG_LEVEL_0); - return true; - } - }else - { - //block orphaned - bvc.m_marked_as_orphaned = true; - LOG_PRINT_RED_L1("Block recognized as orphaned and rejected, id = " << id); - } - - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::get_blocks(uint64_t start_offset, size_t count, std::list<block>& blocks, std::list<transaction>& txs) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - if(start_offset >= m_blocks.size()) - return false; - for(size_t i = start_offset; i < start_offset + count && i < m_blocks.size();i++) - { - blocks.push_back(m_blocks[i].bl); - std::list<crypto::hash> missed_ids; - get_transactions(m_blocks[i].bl.tx_hashes, txs, missed_ids); - CHECK_AND_ASSERT_MES(!missed_ids.size(), false, "has missed transactions in own block in main blockchain"); - } - - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::get_blocks(uint64_t start_offset, size_t count, std::list<block>& blocks) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - if(start_offset >= m_blocks.size()) - return false; - - for(size_t i = start_offset; i < start_offset + count && i < m_blocks.size();i++) - blocks.push_back(m_blocks[i].bl); - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::handle_get_objects(NOTIFY_REQUEST_GET_OBJECTS::request& arg, NOTIFY_RESPONSE_GET_OBJECTS::request& rsp) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - rsp.current_blockchain_height = get_current_blockchain_height(); - std::list<block> blocks; - get_blocks(arg.blocks, blocks, rsp.missed_ids); - - BOOST_FOREACH(const auto& bl, blocks) - { - std::list<crypto::hash> missed_tx_id; - std::list<transaction> txs; - get_transactions(bl.tx_hashes, txs, rsp.missed_ids); - CHECK_AND_ASSERT_MES(!missed_tx_id.size(), false, "Internal error: has missed missed_tx_id.size()=" << missed_tx_id.size() - << ENDL << "for block id = " << get_block_hash(bl)); - rsp.blocks.push_back(block_complete_entry()); - block_complete_entry& e = rsp.blocks.back(); - //pack block - e.block = t_serializable_object_to_blob(bl); - //pack transactions - BOOST_FOREACH(transaction& tx, txs) - e.txs.push_back(t_serializable_object_to_blob(tx)); - - } - //get another transactions, if need - std::list<transaction> txs; - get_transactions(arg.txs, txs, rsp.missed_ids); - //pack aside transactions - BOOST_FOREACH(const auto& tx, txs) - rsp.txs.push_back(t_serializable_object_to_blob(tx)); - - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::get_alternative_blocks(std::list<block>& blocks) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - - BOOST_FOREACH(const auto& alt_bl, m_alternative_chains) - { - blocks.push_back(alt_bl.second.bl); - } - return true; -} -//------------------------------------------------------------------ -size_t blockchain_storage::get_alternative_blocks_count() const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - return m_alternative_chains.size(); -} -//------------------------------------------------------------------ -bool blockchain_storage::add_out_to_get_random_outs(const std::vector<std::pair<crypto::hash, size_t> >& amount_outs, COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::outs_for_amount& result_outs, uint64_t amount, size_t i) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - transactions_container::const_iterator tx_it = m_transactions.find(amount_outs[i].first); - CHECK_AND_ASSERT_MES(tx_it != m_transactions.end(), false, "internal error: transaction with id " << amount_outs[i].first << ENDL << - ", used in mounts global index for amount=" << amount << ": i=" << i << "not found in transactions index"); - CHECK_AND_ASSERT_MES(tx_it->second.tx.vout.size() > amount_outs[i].second, false, "internal error: in global outs index, transaction out index=" - << amount_outs[i].second << " more than transaction outputs = " << tx_it->second.tx.vout.size() << ", for tx id = " << amount_outs[i].first); - const transaction& tx = tx_it->second.tx; - CHECK_AND_ASSERT_MES(tx.vout[amount_outs[i].second].target.type() == typeid(txout_to_key), false, "unknown tx out type"); - - //check if transaction is unlocked - if(!is_tx_spendtime_unlocked(tx.unlock_time)) - return false; - - COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::out_entry& oen = *result_outs.outs.insert(result_outs.outs.end(), COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::out_entry()); - oen.global_amount_index = i; - oen.out_key = boost::get<txout_to_key>(tx.vout[amount_outs[i].second].target).key; - return true; -} -//------------------------------------------------------------------ -size_t blockchain_storage::find_end_of_allowed_index(const std::vector<std::pair<crypto::hash, size_t> >& amount_outs) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - if(!amount_outs.size()) - return 0; - size_t i = amount_outs.size(); - do - { - --i; - transactions_container::const_iterator it = m_transactions.find(amount_outs[i].first); - CHECK_AND_ASSERT_MES(it != m_transactions.end(), 0, "internal error: failed to find transaction from outputs index with tx_id=" << amount_outs[i].first); - if(it->second.m_keeper_block_height + CRYPTONOTE_DEFAULT_TX_SPENDABLE_AGE <= get_current_blockchain_height() ) - return i+1; - } while (i != 0); - return 0; -} -//------------------------------------------------------------------ -bool blockchain_storage::get_random_outs_for_amounts(const COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::request& req, COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::response& res) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - BOOST_FOREACH(uint64_t amount, req.amounts) - { - COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::outs_for_amount& result_outs = *res.outs.insert(res.outs.end(), COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::outs_for_amount()); - result_outs.amount = amount; - auto it = m_outputs.find(amount); - if(it == m_outputs.end()) - { - LOG_PRINT_L1("COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS: not outs for amount " << amount << ", wallet should use some real outs when it lookup for some mix, so, at least one out for this amount should exist"); - continue;//actually this is strange situation, wallet should use some real outs when it lookup for some mix, so, at least one out for this amount should exist - } - const std::vector<std::pair<crypto::hash, size_t> >& amount_outs = it->second; - //it is not good idea to use top fresh outs, because it increases possibility of transaction canceling on split - //lets find upper bound of not fresh outs - size_t up_index_limit = find_end_of_allowed_index(amount_outs); - CHECK_AND_ASSERT_MES(up_index_limit <= amount_outs.size(), false, "internal error: find_end_of_allowed_index returned wrong index=" << up_index_limit << ", with amount_outs.size = " << amount_outs.size()); - if(amount_outs.size() > req.outs_count) - { - std::set<size_t> used; - size_t try_count = 0; - for(uint64_t j = 0; j != req.outs_count && try_count < up_index_limit;) - { - // 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)); - size_t i = (size_t)(frac*up_index_limit); - // just in case rounding up to 1 occurs after sqrt - if (i == up_index_limit) - --i; - if(used.count(i)) - continue; - bool added = add_out_to_get_random_outs(amount_outs, result_outs, amount, i); - used.insert(i); - if(added) - ++j; - ++try_count; - } - }else - { - for(size_t i = 0; i != up_index_limit; i++) - add_out_to_get_random_outs(amount_outs, result_outs, amount, i); - } - } - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, uint64_t& starter_offset) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - - if(!qblock_ids.size() /*|| !req.m_total_height*/) - { - LOG_PRINT_L1("Client sent wrong NOTIFY_REQUEST_CHAIN: m_block_ids.size()=" << qblock_ids.size() << /*", m_height=" << req.m_total_height <<*/ ", dropping connection"); - return false; - } - //check genesis match - if(qblock_ids.back() != get_block_hash(m_blocks[0].bl)) - { - LOG_PRINT_L1("Client sent wrong NOTIFY_REQUEST_CHAIN: genesis block missmatch: " << ENDL << "id: " - << qblock_ids.back() << ", " << ENDL << "expected: " << get_block_hash(m_blocks[0].bl) - << "," << ENDL << " dropping connection"); - return false; - } - - /* Figure out what blocks we should request to get state_normal */ - size_t i = 0; - auto bl_it = qblock_ids.begin(); - auto block_index_it = m_blocks_index.find(*bl_it); - for(; bl_it != qblock_ids.end(); bl_it++, i++) - { - block_index_it = m_blocks_index.find(*bl_it); - if(block_index_it != m_blocks_index.end()) - break; - } - - if(bl_it == qblock_ids.end()) - { - LOG_PRINT_L1("Internal error handling connection, can't find split point"); - return false; - } - - if(block_index_it == m_blocks_index.end()) - { - //this should NEVER happen, but, dose of paranoia in such cases is not too bad - LOG_PRINT_L1("Internal error handling connection, can't find split point"); - return false; - } - - //we start to put block ids INCLUDING last known id, just to make other side be sure - starter_offset = block_index_it->second; - return true; -} -//------------------------------------------------------------------ -uint64_t blockchain_storage::block_difficulty(size_t i) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - CHECK_AND_ASSERT_MES(i < m_blocks.size(), false, "wrong block index i = " << i << " at blockchain_storage::block_difficulty()"); - if(i == 0) - return m_blocks[i].cumulative_difficulty; - - return m_blocks[i].cumulative_difficulty - m_blocks[i-1].cumulative_difficulty; -} -//------------------------------------------------------------------ -double blockchain_storage::get_avg_block_size( size_t count) const -{ - if (count > get_current_blockchain_height()) return 500; - - double average = 0; - _dbg1_c("net/blksize", "HEIGHT: " << get_current_blockchain_height()); - _dbg1_c("net/blksize", "BLOCK ID BY HEIGHT: " << get_block_id_by_height(get_current_blockchain_height()) ); - _dbg1_c("net/blksize", "BLOCK TAIL ID: " << get_tail_id() ); - std::vector<size_t> size_vector; - - get_backward_blocks_sizes(get_current_blockchain_height() - count, size_vector, count); - - std::vector<size_t>::iterator it; - it = size_vector.begin(); - while (it != size_vector.end()) { - average += *it; - _dbg2_c("net/blksize", "VECTOR ELEMENT: " << (*it) ); - it++; - } - average = average / count; - _dbg1_c("net/blksize", "VECTOR SIZE: " << size_vector.size() << " average=" << average); - - return average; -} -//------------------------------------------------------------------ -void blockchain_storage::print_blockchain(uint64_t start_index, uint64_t end_index) const -{ - std::stringstream ss; - CRITICAL_REGION_LOCAL(m_blockchain_lock); - if(start_index >=m_blocks.size()) - { - LOG_PRINT_L1("Wrong starter index set: " << start_index << ", expected max index " << m_blocks.size()-1); - return; - } - - for(size_t i = start_index; i != m_blocks.size() && i != end_index; i++) - { - ss << "height " << i << ", timestamp " << m_blocks[i].bl.timestamp << ", cumul_dif " << m_blocks[i].cumulative_difficulty << ", cumul_size " << m_blocks[i].block_cumulative_size - << "\nid\t\t" << get_block_hash(m_blocks[i].bl) - << "\ndifficulty\t\t" << block_difficulty(i) << ", nonce " << m_blocks[i].bl.nonce << ", tx_count " << m_blocks[i].bl.tx_hashes.size() << ENDL; - } - LOG_PRINT_L1("Current blockchain:" << ENDL << ss.str()); - LOG_PRINT_L0("Blockchain printed with log level 1"); -} -//------------------------------------------------------------------ -void blockchain_storage::print_blockchain_index() const -{ - std::stringstream ss; - CRITICAL_REGION_LOCAL(m_blockchain_lock); - BOOST_FOREACH(const blocks_by_id_index::value_type& v, m_blocks_index) - ss << "id\t\t" << v.first << " height" << v.second << ENDL << ""; - - LOG_PRINT_L0("Current blockchain index:" << ENDL << ss.str()); -} -//------------------------------------------------------------------ -void blockchain_storage::print_blockchain_outs(const std::string& file) const -{ - std::stringstream ss; - CRITICAL_REGION_LOCAL(m_blockchain_lock); - BOOST_FOREACH(const outputs_container::value_type& v, m_outputs) - { - const std::vector<std::pair<crypto::hash, size_t> >& vals = v.second; - if(vals.size()) - { - ss << "amount: " << v.first << ENDL; - for(size_t i = 0; i != vals.size(); i++) - ss << "\t" << vals[i].first << ": " << vals[i].second << ENDL; - } - } - if(epee::file_io_utils::save_string_to_file(file, ss.str())) - { - LOG_PRINT_L0("Current outputs index writen to file: " << file); - }else - { - LOG_PRINT_L0("Failed to write current outputs index to file: " << file); - } -} -//------------------------------------------------------------------ -bool blockchain_storage::find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, NOTIFY_RESPONSE_CHAIN_ENTRY::request& resp) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - if(!find_blockchain_supplement(qblock_ids, resp.start_height)) - return false; - - resp.total_height = get_current_blockchain_height(); - size_t count = 0; - for(size_t i = resp.start_height; i != m_blocks.size() && count < BLOCKS_IDS_SYNCHRONIZING_DEFAULT_COUNT; i++, count++) - resp.m_block_ids.push_back(get_block_hash(m_blocks[i].bl)); - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::find_blockchain_supplement(const uint64_t req_start_block, const std::list<crypto::hash>& qblock_ids, std::list<std::pair<block, std::list<transaction> > >& blocks, uint64_t& total_height, uint64_t& start_height, size_t max_count) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - if(req_start_block > 0) { - start_height = req_start_block; - } else { - if(!find_blockchain_supplement(qblock_ids, start_height)) - return false; - } - - total_height = get_current_blockchain_height(); - size_t count = 0; - for(size_t i = start_height; i != m_blocks.size() && count < max_count; i++, count++) - { - blocks.resize(blocks.size()+1); - blocks.back().first = m_blocks[i].bl; - std::list<crypto::hash> mis; - get_transactions(m_blocks[i].bl.tx_hashes, blocks.back().second, mis); - CHECK_AND_ASSERT_MES(!mis.size(), false, "internal error, transaction from block not found"); - } - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::add_block_as_invalid(const block& bl, const crypto::hash& h) -{ - block_extended_info bei = AUTO_VAL_INIT(bei); - bei.bl = bl; - return add_block_as_invalid(bei, h); -} -//------------------------------------------------------------------ -bool blockchain_storage::add_block_as_invalid(const block_extended_info& bei, const crypto::hash& h) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - auto i_res = m_invalid_blocks.insert(std::map<crypto::hash, block_extended_info>::value_type(h, bei)); - CHECK_AND_ASSERT_MES(i_res.second, false, "at insertion invalid by tx returned status existed"); - LOG_PRINT_L1("BLOCK ADDED AS INVALID: " << h << ENDL << ", prev_id=" << bei.bl.prev_id << ", m_invalid_blocks count=" << m_invalid_blocks.size()); - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::have_block(const crypto::hash& id) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - if(m_blocks_index.count(id)) - return true; - if(m_alternative_chains.count(id)) - return true; - /*if(m_orphaned_blocks.get<by_id>().count(id)) - return true;*/ - - /*if(m_orphaned_by_tx.count(id)) - return true;*/ - if(m_invalid_blocks.count(id)) - return true; - - return false; -} -//------------------------------------------------------------------ -bool blockchain_storage::handle_block_to_main_chain(const block& bl, block_verification_context& bvc) -{ - crypto::hash id = get_block_hash(bl); - return handle_block_to_main_chain(bl, id, bvc); -} -//------------------------------------------------------------------ -bool blockchain_storage::push_transaction_to_global_outs_index(const transaction& tx, const crypto::hash& tx_id, std::vector<uint64_t>& global_indexes) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - size_t i = 0; - BOOST_FOREACH(const auto& ot, tx.vout) - { - outputs_container::mapped_type& amount_index = m_outputs[ot.amount]; - amount_index.push_back(std::pair<crypto::hash, size_t>(tx_id, i)); - global_indexes.push_back(amount_index.size()-1); - ++i; - } - return true; -} -//------------------------------------------------------------------ -size_t blockchain_storage::get_total_transactions() const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - return m_transactions.size(); -} -//------------------------------------------------------------------ -bool blockchain_storage::get_outs(uint64_t amount, std::list<crypto::public_key>& pkeys) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - auto it = m_outputs.find(amount); - if(it == m_outputs.end()) - return true; - - BOOST_FOREACH(const auto& out_entry, it->second) - { - auto tx_it = m_transactions.find(out_entry.first); - CHECK_AND_ASSERT_MES(tx_it != m_transactions.end(), false, "transactions outs global index consistency broken: wrong tx id in index"); - CHECK_AND_ASSERT_MES(tx_it->second.tx.vout.size() > out_entry.second, false, "transactions outs global index consistency broken: index in tx_outx more then size"); - CHECK_AND_ASSERT_MES(tx_it->second.tx.vout[out_entry.second].target.type() == typeid(txout_to_key), false, "transactions outs global index consistency broken: index in tx_outx more then size"); - pkeys.push_back(boost::get<txout_to_key>(tx_it->second.tx.vout[out_entry.second].target).key); - } - - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::pop_transaction_from_global_index(const transaction& tx, const crypto::hash& tx_id) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - size_t i = tx.vout.size()-1; - BOOST_REVERSE_FOREACH(const auto& ot, tx.vout) - { - auto it = m_outputs.find(ot.amount); - CHECK_AND_ASSERT_MES(it != m_outputs.end(), false, "transactions outs global index consistency broken"); - CHECK_AND_ASSERT_MES(it->second.size(), false, "transactions outs global index: empty index for amount: " << ot.amount); - CHECK_AND_ASSERT_MES(it->second.back().first == tx_id , false, "transactions outs global index consistency broken: tx id missmatch"); - CHECK_AND_ASSERT_MES(it->second.back().second == i, false, "transactions outs global index consistency broken: in transaction index missmatch"); - it->second.pop_back(); - --i; - } - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::add_transaction_from_block(const transaction& tx, const crypto::hash& tx_id, const crypto::hash& bl_id, uint64_t bl_height, size_t blob_size) -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - struct add_transaction_input_visitor: public boost::static_visitor<bool> - { - key_images_container& m_spent_keys; - const crypto::hash& m_tx_id; - const crypto::hash& m_bl_id; - add_transaction_input_visitor(key_images_container& spent_keys, const crypto::hash& tx_id, const crypto::hash& bl_id):m_spent_keys(spent_keys), m_tx_id(tx_id), m_bl_id(bl_id) - {} - bool operator()(const txin_to_key& in) const - { - const crypto::key_image& ki = in.k_image; - auto r = m_spent_keys.insert(ki); - if(!r.second) - { - //double spend detected - LOG_PRINT_L1("tx with id: " << m_tx_id << " in block id: " << m_bl_id << " has input marked as spent with key image: " << ki << ", block declined"); - return false; - } - return true; - } - - bool operator()(const txin_gen& tx) const{return true;} - bool operator()(const txin_to_script& tx) const{return false;} - bool operator()(const txin_to_scripthash& tx) const{return false;} - }; - - BOOST_FOREACH(const txin_v& in, tx.vin) - { - if(!boost::apply_visitor(add_transaction_input_visitor(m_spent_keys, tx_id, bl_id), in)) - { - LOG_PRINT_L1("critical internal error: add_transaction_input_visitor failed. but here key_images should be checked"); - purge_transaction_keyimages_from_blockchain(tx, false); - return false; - } - } - transaction_chain_entry ch_e; - ch_e.m_keeper_block_height = bl_height; - ch_e.m_blob_size = blob_size; - ch_e.tx = tx; - auto i_r = m_transactions.insert(std::pair<crypto::hash, transaction_chain_entry>(tx_id, ch_e)); - if(!i_r.second) - { - LOG_PRINT_L1("tx with id: " << tx_id << " in block id: " << bl_id << " already in blockchain"); - return false; - } - bool r = push_transaction_to_global_outs_index(tx, tx_id, i_r.first->second.m_global_output_indexes); - CHECK_AND_ASSERT_MES(r, false, "failed to return push_transaction_to_global_outs_index tx id " << tx_id); - LOG_PRINT_L2("Added transaction to blockchain history:" << ENDL - << "tx_id: " << tx_id << ENDL - << "inputs: " << tx.vin.size() << ", outs: " << tx.vout.size() << ", spend money: " << print_money(get_outs_money_amount(tx)) << "(fee: " << (is_coinbase(tx) ? "0[coinbase]" : print_money(get_tx_fee(tx))) << ")"); - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::get_tx_outputs_gindexs(const crypto::hash& tx_id, std::vector<uint64_t>& indexs) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - auto it = m_transactions.find(tx_id); - if(it == m_transactions.end()) - { - LOG_PRINT_RED_L1("warning: get_tx_outputs_gindexs failed to find transaction with id = " << tx_id); - return false; - } - - CHECK_AND_ASSERT_MES(it->second.m_global_output_indexes.size(), false, "internal error: global indexes for transaction " << tx_id << " is empty"); - indexs = it->second.m_global_output_indexes; - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::check_tx_inputs(const transaction& tx, uint64_t& max_used_block_height, crypto::hash& max_used_block_id) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - bool res = check_tx_inputs(tx, &max_used_block_height); - if(!res) return false; - CHECK_AND_ASSERT_MES(max_used_block_height < m_blocks.size(), false, "internal error: max used block index=" << max_used_block_height << " is not less then blockchain size = " << m_blocks.size()); - get_block_hash(m_blocks[max_used_block_height].bl, max_used_block_id); - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::have_tx_keyimges_as_spent(const transaction &tx) const -{ - BOOST_FOREACH(const txin_v& in, tx.vin) - { - CHECKED_GET_SPECIFIC_VARIANT(in, const txin_to_key, in_to_key, true); - if(have_tx_keyimg_as_spent(in_to_key.k_image)) - return true; - } - return false; -} -//------------------------------------------------------------------ -bool blockchain_storage::check_tx_inputs(const transaction& tx, uint64_t* pmax_used_block_height) const -{ - crypto::hash tx_prefix_hash = get_transaction_prefix_hash(tx); - return check_tx_inputs(tx, tx_prefix_hash, pmax_used_block_height); -} -//------------------------------------------------------------------ -bool blockchain_storage::check_tx_inputs(const transaction& tx, const crypto::hash& tx_prefix_hash, uint64_t* pmax_used_block_height) const -{ - size_t sig_index = 0; - if(pmax_used_block_height) - *pmax_used_block_height = 0; - - BOOST_FOREACH(const auto& txin, tx.vin) - { - CHECK_AND_ASSERT_MES(txin.type() == typeid(txin_to_key), false, "wrong type id in tx input at blockchain_storage::check_tx_inputs"); - const txin_to_key& in_to_key = boost::get<txin_to_key>(txin); - - CHECK_AND_ASSERT_MES(in_to_key.key_offsets.size(), false, "empty in_to_key.key_offsets in transaction with id " << get_transaction_hash(tx)); - - if(have_tx_keyimg_as_spent(in_to_key.k_image)) - { - LOG_PRINT_L1("Key image already spent in blockchain: " << epee::string_tools::pod_to_hex(in_to_key.k_image)); - return false; - } - - CHECK_AND_ASSERT_MES(sig_index < tx.signatures.size(), false, "wrong transaction: not signature entry for input with index= " << sig_index); - if(!check_tx_input(in_to_key, tx_prefix_hash, tx.signatures[sig_index], pmax_used_block_height)) - { - LOG_PRINT_L1("Failed to check ring signature for tx " << get_transaction_hash(tx)); - return false; - } - - sig_index++; - } - - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::is_tx_spendtime_unlocked(uint64_t unlock_time) const -{ - if(unlock_time < CRYPTONOTE_MAX_BLOCK_NUMBER) - { - //interpret as block index - if(get_current_blockchain_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)); - if(current_time + CRYPTONOTE_LOCKED_TX_ALLOWED_DELTA_SECONDS_V1 >= unlock_time) - return true; - else - return false; - } - return false; -} -//------------------------------------------------------------------ -bool blockchain_storage::check_tx_input(const txin_to_key& txin, const crypto::hash& tx_prefix_hash, const std::vector<crypto::signature>& sig, uint64_t* pmax_related_block_height) const -{ - CRITICAL_REGION_LOCAL(m_blockchain_lock); - - struct outputs_visitor - { - std::vector<const crypto::public_key *>& m_results_collector; - const blockchain_storage& m_bch; - outputs_visitor(std::vector<const crypto::public_key *>& results_collector, const blockchain_storage& bch):m_results_collector(results_collector), m_bch(bch) - {} - bool handle_output(const transaction& tx, const tx_out& out) - { - //check tx unlock time - if(!m_bch.is_tx_spendtime_unlocked(tx.unlock_time)) - { - LOG_PRINT_L1("One of outputs for one of inputs has wrong tx.unlock_time = " << tx.unlock_time); - return false; - } - - if(out.target.type() != typeid(txout_to_key)) - { - LOG_PRINT_L1("Output has wrong type id, which=" << out.target.which()); - return false; - } - - m_results_collector.push_back(&boost::get<txout_to_key>(out.target).key); - return true; - } - }; - - //check ring signature - std::vector<const crypto::public_key *> output_keys; - outputs_visitor vi(output_keys, *this); - if(!scan_outputkeys_for_indexes(txin, vi, pmax_related_block_height)) - { - LOG_PRINT_L1("Failed to get output keys for tx with amount = " << print_money(txin.amount) << " and count indexes " << txin.key_offsets.size()); - return false; - } - - if(txin.key_offsets.size() != output_keys.size()) - { - LOG_PRINT_L1("Output keys for tx with amount = " << txin.amount << " and count indexes " << txin.key_offsets.size() << " returned wrong keys count " << output_keys.size()); - return false; - } - CHECK_AND_ASSERT_MES(sig.size() == output_keys.size(), false, "internal error: tx signatures count=" << sig.size() << " mismatch with outputs keys count for inputs=" << output_keys.size()); - if(m_is_in_checkpoint_zone) - return true; - return crypto::check_ring_signature(tx_prefix_hash, txin.k_image, output_keys, sig.data()); -} -//------------------------------------------------------------------ -uint64_t blockchain_storage::get_adjusted_time() const -{ - //TODO: add collecting median time - return time(NULL); -} -//------------------------------------------------------------------ -bool blockchain_storage::check_block_timestamp_main(const block& b) const -{ - if(b.timestamp > get_adjusted_time() + CRYPTONOTE_BLOCK_FUTURE_TIME_LIMIT) - { - LOG_PRINT_L1("Timestamp of block with id: " << get_block_hash(b) << ", " << b.timestamp << ", bigger than adjusted time + 2 hours"); - return false; - } - - std::vector<uint64_t> timestamps; - size_t offset = m_blocks.size() <= BLOCKCHAIN_TIMESTAMP_CHECK_WINDOW ? 0: m_blocks.size()- BLOCKCHAIN_TIMESTAMP_CHECK_WINDOW; - for(;offset!= m_blocks.size(); ++offset) - timestamps.push_back(m_blocks[offset].bl.timestamp); - - return check_block_timestamp(std::move(timestamps), b); -} -//------------------------------------------------------------------ -bool blockchain_storage::check_block_timestamp(std::vector<uint64_t> timestamps, const block& b) const -{ - if(timestamps.size() < BLOCKCHAIN_TIMESTAMP_CHECK_WINDOW) - return true; - - uint64_t median_ts = epee::misc_utils::median(timestamps); - - if(b.timestamp < median_ts) - { - LOG_PRINT_L1("Timestamp of block with id: " << get_block_hash(b) << ", " << b.timestamp << ", less than median of last " << BLOCKCHAIN_TIMESTAMP_CHECK_WINDOW << " blocks, " << median_ts); - return false; - } - - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::handle_block_to_main_chain(const block& bl, const crypto::hash& id, block_verification_context& bvc) -{ - TIME_MEASURE_START(block_processing_time); - CRITICAL_REGION_LOCAL(m_blockchain_lock); - if(bl.prev_id != get_tail_id()) - { - LOG_PRINT_L1("Block with id: " << id << ENDL - << "has wrong prev_id: " << bl.prev_id << ENDL - << "expected: " << get_tail_id()); - return false; - } - - if(!check_block_timestamp_main(bl)) - { - LOG_PRINT_L1("Block with id: " << id << ENDL - << "has invalid timestamp: " << bl.timestamp); - //add_block_as_invalid(bl, id);//do not add blocks to invalid storage befor proof of work check was passed - bvc.m_verifivation_failed = true; - return false; - } - - //check proof of work - TIME_MEASURE_START(target_calculating_time); - difficulty_type current_diffic = get_difficulty_for_next_block(); - CHECK_AND_ASSERT_MES(current_diffic, false, "!!!!!!!!! difficulty overhead !!!!!!!!!"); - TIME_MEASURE_FINISH(target_calculating_time); - TIME_MEASURE_START(longhash_calculating_time); - crypto::hash proof_of_work = null_hash; - - // Formerly the code below contained an if loop with the following condition - // !m_checkpoints.is_in_checkpoint_zone(get_current_blockchain_height()) - // however, this caused the daemon to not bother checking PoW for blocks - // before checkpoints, which is very dangerous behaviour. We moved the PoW - // validation out of the next chunk of code to make sure that we correctly - // check PoW now. - proof_of_work = get_block_longhash(bl, m_blocks.size()); - - if(!check_hash(proof_of_work, current_diffic)) - { - LOG_PRINT_L1("Block with id: " << id << ENDL - << "does not have enough proof of work: " << proof_of_work << ENDL - << "unexpected difficulty: " << current_diffic ); - bvc.m_verifivation_failed = true; - return false; - } - - // If we're at a checkpoint, ensure that our hardcoded checkpoint hash - // is correct. - if(m_checkpoints.is_in_checkpoint_zone(get_current_blockchain_height())) - { - if(!m_checkpoints.check_block(get_current_blockchain_height(), id)) - { - LOG_ERROR("CHECKPOINT VALIDATION FAILED"); - bvc.m_verifivation_failed = true; - return false; - } - } - - TIME_MEASURE_FINISH(longhash_calculating_time); - - if(!prevalidate_miner_transaction(bl, m_blocks.size())) - { - LOG_PRINT_L1("Block with id: " << id - << " failed to pass prevalidation"); - bvc.m_verifivation_failed = true; - return false; - } - crypto::hash coinbase_hash = null_hash; - size_t coinbase_blob_size = 0; - get_transaction_hash(bl.miner_tx, coinbase_hash, coinbase_blob_size); - size_t cumulative_block_size = coinbase_blob_size; - //process transactions - if(!add_transaction_from_block(bl.miner_tx, coinbase_hash, id, get_current_blockchain_height(), coinbase_blob_size)) - { - LOG_PRINT_L1("Block with id: " << id << " failed to add transaction to blockchain storage"); - bvc.m_verifivation_failed = true; - return false; - } - size_t tx_processed_count = 0; - uint64_t fee_summary = 0; - BOOST_FOREACH(const crypto::hash& tx_id, bl.tx_hashes) - { - transaction tx; - size_t blob_size = 0; - uint64_t fee = 0; - bool relayed = false; - if(!m_tx_pool->take_tx(tx_id, tx, blob_size, fee, relayed)) - { - LOG_PRINT_L1("Block with id: " << id << "has at least one unknown transaction with id: " << tx_id); - purge_block_data_from_blockchain(bl, tx_processed_count); - //add_block_as_invalid(bl, id); - bvc.m_verifivation_failed = true; - return false; - } - if(!check_tx_inputs(tx)) - { - LOG_PRINT_L1("Block with id: " << id << "has at least one transaction (id: " << tx_id << ") with wrong inputs."); - cryptonote::tx_verification_context tvc = AUTO_VAL_INIT(tvc); - bool add_res = m_tx_pool->add_tx(tx, tvc, true, relayed, 1); - CHECK_AND_ASSERT_MES2(add_res, "handle_block_to_main_chain: failed to add transaction back to transaction pool"); - purge_block_data_from_blockchain(bl, tx_processed_count); - add_block_as_invalid(bl, id); - LOG_PRINT_L1("Block with id " << id << " added as invalid becouse of wrong inputs in transactions"); - bvc.m_verifivation_failed = true; - return false; - } - - if(!add_transaction_from_block(tx, tx_id, id, get_current_blockchain_height(), blob_size)) - { - LOG_PRINT_L1("Block with id: " << id << " failed to add transaction to blockchain storage"); - cryptonote::tx_verification_context tvc = AUTO_VAL_INIT(tvc); - bool add_res = m_tx_pool->add_tx(tx, tvc, true, relayed, 1); - CHECK_AND_ASSERT_MES2(add_res, "handle_block_to_main_chain: failed to add transaction back to transaction pool"); - purge_block_data_from_blockchain(bl, tx_processed_count); - bvc.m_verifivation_failed = true; - return false; - } - fee_summary += fee; - cumulative_block_size += blob_size; - ++tx_processed_count; - } - uint64_t base_reward = 0; - uint64_t already_generated_coins = m_blocks.size() ? m_blocks.back().already_generated_coins:0; - if(!validate_miner_transaction(bl, cumulative_block_size, fee_summary, base_reward, already_generated_coins)) - { - LOG_PRINT_L1("Block with id: " << id - << " has incorrect miner transaction"); - purge_block_data_from_blockchain(bl, tx_processed_count); - bvc.m_verifivation_failed = true; - return false; - } - - - block_extended_info bei = boost::value_initialized<block_extended_info>(); - bei.bl = bl; - bei.block_cumulative_size = cumulative_block_size; - bei.cumulative_difficulty = current_diffic; - - // In the "tail" state when the minimum subsidy (implemented in get_block_reward) is in effect, the number of - // coins will eventually exceed MONEY_SUPPLY and overflow a uint64. To prevent overflow, cap already_generated_coins - // at MONEY_SUPPLY. already_generated_coins is only used to compute the block subsidy and MONEY_SUPPLY yields a - // subsidy of 0 under the base formula and therefore the minimum subsidy >0 in the tail state. - - bei.already_generated_coins = base_reward < (MONEY_SUPPLY-already_generated_coins) ? already_generated_coins + base_reward : MONEY_SUPPLY; - - if(m_blocks.size()) - bei.cumulative_difficulty += m_blocks.back().cumulative_difficulty; - - bei.height = m_blocks.size(); - - auto ind_res = m_blocks_index.insert(std::pair<crypto::hash, size_t>(id, bei.height)); - if(!ind_res.second) - { - LOG_PRINT_L1("block with id: " << id << " already in block indexes"); - purge_block_data_from_blockchain(bl, tx_processed_count); - bvc.m_verifivation_failed = true; - return false; - } - - m_blocks.push_back(bei); - update_next_comulative_size_limit(); - TIME_MEASURE_FINISH(block_processing_time); - LOG_PRINT_L1("+++++ BLOCK SUCCESSFULLY ADDED" << ENDL << "id:\t" << id - << ENDL << "PoW:\t" << proof_of_work - << ENDL << "HEIGHT " << bei.height << ", difficulty:\t" << current_diffic - << ENDL << "block reward: " << print_money(fee_summary + base_reward) << "(" << print_money(base_reward) << " + " << print_money(fee_summary) - << "), coinbase_blob_size: " << coinbase_blob_size << ", cumulative size: " << cumulative_block_size - << ", " << block_processing_time << "("<< target_calculating_time << "/" << longhash_calculating_time << ")ms"); - - epee::net_utils::data_logger::get_instance().add_data("blockchain_processing_time", block_processing_time); - - bvc.m_added_to_main_chain = true; - /*if(!m_orphanes_reorganize_in_work) - review_orphaned_blocks_with_new_block_id(id, true);*/ - - m_tx_pool->on_blockchain_inc(bei.height, id); - //LOG_PRINT_L0("BLOCK: " << ENDL << "" << dump_obj_as_json(bei.bl)); - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::update_next_comulative_size_limit() -{ - std::vector<size_t> sz; - get_last_n_blocks_sizes(sz, CRYPTONOTE_REWARD_BLOCKS_WINDOW); - - uint64_t median = epee::misc_utils::median(sz); - if(median <= CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V1) - median = CRYPTONOTE_BLOCK_GRANTED_FULL_REWARD_ZONE_V1; - - m_current_block_cumul_sz_limit = median*2; - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::add_new_block(const block& bl_, block_verification_context& bvc) -{ - //copy block here to let modify block.target - block bl = bl_; - crypto::hash id = get_block_hash(bl); - CRITICAL_REGION_LOCAL(*m_tx_pool);//to avoid deadlock lets lock tx_pool for whole add/reorganize process - CRITICAL_REGION_LOCAL1(m_blockchain_lock); - if(have_block(id)) - { - LOG_PRINT_L3("block with id = " << id << " already exists"); - bvc.m_already_exists = true; - return false; - } - - //check that block refers to chain tail - if(!(bl.prev_id == get_tail_id())) - { - //chain switching or wrong block - bvc.m_added_to_main_chain = false; - return handle_alternative_block(bl, id, bvc); - //never relay alternative blocks - } - - return handle_block_to_main_chain(bl, id, bvc); -} -//------------------------------------------------------------------ -void blockchain_storage::check_against_checkpoints(const checkpoints& points, bool enforce) -{ - const auto& pts = points.get_points(); - - for (const auto& pt : pts) - { - // if the checkpoint is for a block we don't have yet, move on - if (pt.first >= m_blocks.size()) - { - continue; - } - - if (!points.check_block(pt.first, get_block_hash(m_blocks[pt.first].bl))) - { - // if asked to enforce checkpoints, roll back to a couple of blocks before the checkpoint - if (enforce) - { - LOG_ERROR("Local blockchain failed to pass a checkpoint, rolling back!"); - std::list<block> empty; - rollback_blockchain_switching(empty, pt.first - 2); - } - else - { - LOG_ERROR("WARNING: local blockchain failed to pass a MoneroPulse checkpoint, and you could be on a fork. You should either sync up from scratch, OR download a fresh blockchain bootstrap, OR enable checkpoint enforcing with the --enforce-dns-checkpointing command-line option"); - } - } - } -} -//------------------------------------------------------------------ -// returns false if any of the checkpoints loading returns false. -// That should happen only if a checkpoint is added that conflicts -// with an existing checkpoint. -bool blockchain_storage::update_checkpoints(const std::string& file_path, bool check_dns) -{ - if (!m_checkpoints.load_checkpoints_from_json(file_path)) - { - return false; - } - - // if we're checking both dns and json, load checkpoints from dns. - // if we're not hard-enforcing dns checkpoints, handle accordingly - if (m_enforce_dns_checkpoints && check_dns) - { - if (!m_checkpoints.load_checkpoints_from_dns()) - { - return false; - } - } - else if (check_dns) - { - checkpoints dns_points; - dns_points.load_checkpoints_from_dns(m_testnet); - if (m_checkpoints.check_for_conflicts(dns_points)) - { - check_against_checkpoints(dns_points, false); - } - else - { - LOG_PRINT_L0("One or more checkpoints fetched from DNS conflicted with existing checkpoints!"); - } - } - - check_against_checkpoints(m_checkpoints, true); - - return true; -} -//------------------------------------------------------------------ -void blockchain_storage::set_enforce_dns_checkpoints(bool enforce_checkpoints) -{ - m_enforce_dns_checkpoints = enforce_checkpoints; -} -//------------------------------------------------------------------ -bool blockchain_storage::flush_txes_from_pool(const std::list<crypto::hash> &txids) -{ - bool res = true; - for (const auto &txid: txids) - { - cryptonote::transaction tx; - size_t blob_size; - uint64_t fee; - bool relayed; - LOG_PRINT_L1("Removing txid " << txid << " from the pool"); - if(!m_tx_pool->take_tx(txid, tx, blob_size, fee, relayed)) - { - LOG_PRINT_L0("Failed to remove txid " << txid << " from the pool"); - res = false; - } - } - return res; -} -//------------------------------------------------------------------ -bool blockchain_storage::for_all_key_images(std::function<bool(const crypto::key_image&)> f) const -{ - for (key_images_container::const_iterator i = m_spent_keys.begin(); i != m_spent_keys.end(); ++i) { - if (!f(*i)) - return false; - } - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::for_all_blocks(std::function<bool(uint64_t, const crypto::hash&, const block&)> f) const -{ - for (blocks_container::const_iterator i = m_blocks.begin(); i != m_blocks.end(); ++i) { - crypto::hash hash; - get_block_hash (i->bl, hash); - if (!f(i->height, hash, i->bl)) - return false; - } - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::for_all_transactions(std::function<bool(const crypto::hash&, const transaction&)> f) const -{ - for (transactions_container::const_iterator i = m_transactions.begin(); i != m_transactions.end(); ++i) { - if (!f(i->first, i->second.tx)) - return false; - } - return true; -} -//------------------------------------------------------------------ -bool blockchain_storage::for_all_outputs(std::function<bool(uint64_t, const crypto::hash&, size_t)> f) const -{ - for (outputs_container::const_iterator i = m_outputs.begin(); i != m_outputs.end(); ++i) { - for (size_t n = 0; n < i->second.size(); ++n) { - if (!f(i->first, i->second[n].first, i->second[n].second)) - return false; - } - } - return true; -} diff --git a/src/cryptonote_core/blockchain_storage.h b/src/cryptonote_core/blockchain_storage.h deleted file mode 100644 index 878202cf1..000000000 --- a/src/cryptonote_core/blockchain_storage.h +++ /dev/null @@ -1,377 +0,0 @@ -// Copyright (c) 2014-2016, 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 - -#pragma once -#include <boost/serialization/serialization.hpp> -#include <boost/serialization/version.hpp> -#include <boost/serialization/list.hpp> -#include <boost/multi_index_container.hpp> -#include <boost/multi_index/global_fun.hpp> -#include <boost/multi_index/hashed_index.hpp> -#include <boost/multi_index/member.hpp> -#include <boost/foreach.hpp> -#include <atomic> - -#include "syncobj.h" -#include "string_tools.h" -#include "tx_pool.h" -#include "cryptonote_basic.h" -#include "common/util.h" -#include "cryptonote_protocol/cryptonote_protocol_defs.h" -#include "rpc/core_rpc_server_commands_defs.h" -#include "difficulty.h" -#include "cryptonote_core/cryptonote_format_utils.h" -#include "verification_context.h" -#include "crypto/hash.h" -#include "checkpoints.h" - -namespace cryptonote -{ - - /************************************************************************/ - /* */ - /************************************************************************/ - class blockchain_storage - { - public: - struct transaction_chain_entry - { - transaction tx; - uint64_t m_keeper_block_height; - size_t m_blob_size; - std::vector<uint64_t> m_global_output_indexes; - }; - - struct block_extended_info - { - block bl; - uint64_t height; - size_t block_cumulative_size; - difficulty_type cumulative_difficulty; - uint64_t already_generated_coins; - }; - - blockchain_storage(tx_memory_pool* tx_pool):m_tx_pool(tx_pool), m_current_block_cumul_sz_limit(0), m_is_in_checkpoint_zone(false), m_is_blockchain_storing(false), m_enforce_dns_checkpoints(false) - {}; - - bool init() { return init(tools::get_default_data_dir(), true); } - bool init(const std::string& config_folder, bool testnet = false); - bool deinit(); - - void set_checkpoints(checkpoints&& chk_pts) { m_checkpoints = chk_pts; } - - //bool push_new_block(); - bool get_blocks(uint64_t start_offset, size_t count, std::list<block>& blocks, std::list<transaction>& txs) const; - bool get_blocks(uint64_t start_offset, size_t count, std::list<block>& blocks) const; - bool get_alternative_blocks(std::list<block>& blocks) const; - size_t get_alternative_blocks_count() const; - crypto::hash get_block_id_by_height(uint64_t height) const; - bool get_block_by_hash(const crypto::hash &h, block &blk) const; - void get_all_known_block_ids(std::list<crypto::hash> &main, std::list<crypto::hash> &alt, std::list<crypto::hash> &invalid) const; - - template<class archive_t> - void serialize(archive_t & ar, const unsigned int version); - - bool have_tx(const crypto::hash &id) const; - bool have_tx_keyimges_as_spent(const transaction &tx) const; - bool have_tx_keyimg_as_spent(const crypto::key_image &key_im) const; - const transaction *get_tx(const crypto::hash &id) const; - - uint64_t get_current_blockchain_height() const; - crypto::hash get_tail_id() const; - crypto::hash get_tail_id(uint64_t& height) const; - difficulty_type get_difficulty_for_next_block() const; - bool add_new_block(const block& bl_, block_verification_context& bvc); - bool reset_and_set_genesis_block(const block& b); - bool create_block_template(block& b, const account_public_address& miner_address, difficulty_type& di, uint64_t& height, const blobdata& ex_nonce) const; - bool have_block(const crypto::hash& id) const; - size_t get_total_transactions() const; - bool get_outs(uint64_t amount, std::list<crypto::public_key>& pkeys) const; - bool get_short_chain_history(std::list<crypto::hash>& ids) const; - bool find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, NOTIFY_RESPONSE_CHAIN_ENTRY::request& resp) const; - bool find_blockchain_supplement(const std::list<crypto::hash>& qblock_ids, uint64_t& starter_offset) const; - bool find_blockchain_supplement(const uint64_t req_start_block, const std::list<crypto::hash>& qblock_ids, std::list<std::pair<block, std::list<transaction> > >& blocks, uint64_t& total_height, uint64_t& start_height, size_t max_count) const; - bool handle_get_objects(NOTIFY_REQUEST_GET_OBJECTS::request& arg, NOTIFY_RESPONSE_GET_OBJECTS::request& rsp); - bool handle_get_objects(const COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::request& req, COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::response& res); - bool get_random_outs_for_amounts(const COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::request& req, COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::response& res) const; - bool get_backward_blocks_sizes(size_t from_height, std::vector<size_t>& sz, size_t count) const; - bool get_tx_outputs_gindexs(const crypto::hash& tx_id, std::vector<uint64_t>& indexs) const; - bool store_blockchain(); - - bool check_tx_inputs(const transaction& tx, uint64_t& pmax_used_block_height, crypto::hash& max_used_block_id) const; - uint64_t get_current_cumulative_blocksize_limit() const; - bool is_storing_blockchain()const{return m_is_blockchain_storing;} - uint64_t block_difficulty(size_t i) const; - double get_avg_block_size( size_t count) const; - bool flush_txes_from_pool(const std::list<crypto::hash> &txids); - - template<class t_ids_container, class t_blocks_container, class t_missed_container> - bool get_blocks(const t_ids_container& block_ids, t_blocks_container& blocks, t_missed_container& missed_bs) const - { - CRITICAL_REGION_LOCAL(m_blockchain_lock); - - BOOST_FOREACH(const auto& bl_id, block_ids) - { - auto it = m_blocks_index.find(bl_id); - if(it == m_blocks_index.end()) - missed_bs.push_back(bl_id); - else - { - CHECK_AND_ASSERT_MES(it->second < m_blocks.size(), false, "Internal error: bl_id=" << epee::string_tools::pod_to_hex(bl_id) - << " have index record with offset="<<it->second<< ", bigger then m_blocks.size()=" << m_blocks.size()); - blocks.push_back(m_blocks[it->second].bl); - } - } - return true; - } - - template<class t_ids_container, class t_tx_container, class t_missed_container> - bool get_transactions(const t_ids_container& txs_ids, t_tx_container& txs, t_missed_container& missed_txs) const - { - CRITICAL_REGION_LOCAL(m_blockchain_lock); - - BOOST_FOREACH(const auto& tx_id, txs_ids) - { - auto it = m_transactions.find(tx_id); - if(it == m_transactions.end()) - { - transaction tx; - if(!m_tx_pool->get_transaction(tx_id, tx)) - missed_txs.push_back(tx_id); - else - txs.push_back(tx); - } - else - txs.push_back(it->second.tx); - } - return true; - } - //debug functions - void print_blockchain(uint64_t start_index, uint64_t end_index) const; - void print_blockchain_index() const; - void print_blockchain_outs(const std::string& file) const; - void check_against_checkpoints(const checkpoints& points, bool enforce); - bool update_checkpoints(const std::string& file_path, bool check_dns); - void set_enforce_dns_checkpoints(bool enforce_checkpoints); - - block get_block(uint64_t height) const { return m_blocks[height].bl; } - size_t get_block_size(uint64_t height) const { return m_blocks[height].block_cumulative_size; } - difficulty_type get_block_cumulative_difficulty(uint64_t height) const { return m_blocks[height].cumulative_difficulty; } - uint64_t get_block_coins_generated(uint64_t height) const { return m_blocks[height].already_generated_coins; } - - bool for_all_key_images(std::function<bool(const crypto::key_image&)>) const; - bool for_all_blocks(std::function<bool(uint64_t height, const crypto::hash&, const block&)>) const; - bool for_all_transactions(std::function<bool(const crypto::hash&, const transaction&)>) const; - bool for_all_outputs(std::function<bool(uint64_t amount, const crypto::hash &tx_hash, size_t tx_idx)>) const; - - // use for testing only - bool debug_pop_block_from_blockchain() { return pop_block_from_blockchain(); } - - private: - typedef std::unordered_map<crypto::hash, size_t> blocks_by_id_index; - typedef std::unordered_map<crypto::hash, transaction_chain_entry> transactions_container; - typedef std::unordered_set<crypto::key_image> key_images_container; - typedef std::vector<block_extended_info> blocks_container; - typedef std::unordered_map<crypto::hash, block_extended_info> blocks_ext_by_hash; - typedef std::unordered_map<crypto::hash, block> blocks_by_hash; - typedef std::map<uint64_t, std::vector<std::pair<crypto::hash, size_t>>> outputs_container; //crypto::hash - tx hash, size_t - index of out in transaction - - tx_memory_pool* m_tx_pool; - mutable epee::critical_section m_blockchain_lock; // TODO: add here reader/writer lock - - // main chain - blocks_container m_blocks; // height -> block_extended_info - blocks_by_id_index m_blocks_index; // crypto::hash -> height - transactions_container m_transactions; - key_images_container m_spent_keys; - size_t m_current_block_cumul_sz_limit; - - - // all alternative chains - blocks_ext_by_hash m_alternative_chains; // crypto::hash -> block_extended_info - - // some invalid blocks - blocks_ext_by_hash m_invalid_blocks; // crypto::hash -> block_extended_info - outputs_container m_outputs; - - - std::string m_config_folder; - checkpoints m_checkpoints; - std::atomic<bool> m_is_in_checkpoint_zone; - std::atomic<bool> m_is_blockchain_storing; - - bool m_enforce_dns_checkpoints; - bool m_testnet; - - // made private for consistency with blockchain.h - template<class visitor_t> - bool scan_outputkeys_for_indexes(const txin_to_key& tx_in_to_key, visitor_t& vis, uint64_t* pmax_related_block_height = NULL) const; - bool check_tx_input(const txin_to_key& txin, const crypto::hash& tx_prefix_hash, const std::vector<crypto::signature>& sig, uint64_t* pmax_related_block_height = NULL) const; - bool check_tx_inputs(const transaction& tx, const crypto::hash& tx_prefix_hash, uint64_t* pmax_used_block_height = NULL) const; - bool check_tx_inputs(const transaction& tx, uint64_t* pmax_used_block_height = NULL) const; - - bool switch_to_alternative_blockchain(std::list<blocks_ext_by_hash::iterator>& alt_chain, bool discard_disconnected_chain); - bool pop_block_from_blockchain(); - bool purge_block_data_from_blockchain(const block& b, size_t processed_tx_count); - bool purge_transaction_from_blockchain(const crypto::hash& tx_id); - bool purge_transaction_keyimages_from_blockchain(const transaction& tx, bool strict_check); - - bool handle_block_to_main_chain(const block& bl, block_verification_context& bvc); - bool handle_block_to_main_chain(const block& bl, const crypto::hash& id, block_verification_context& bvc); - bool handle_alternative_block(const block& b, const crypto::hash& id, block_verification_context& bvc); - difficulty_type get_next_difficulty_for_alternative_chain(const std::list<blocks_ext_by_hash::iterator>& alt_chain, block_extended_info& bei) const; - bool prevalidate_miner_transaction(const block& b, uint64_t height) const; - bool validate_miner_transaction(const block& b, size_t cumulative_block_size, uint64_t fee, uint64_t& base_reward, uint64_t already_generated_coins) const; - bool validate_transaction(const block& b, uint64_t height, const transaction& tx) const; - bool rollback_blockchain_switching(std::list<block>& original_chain, size_t rollback_height); - bool add_transaction_from_block(const transaction& tx, const crypto::hash& tx_id, const crypto::hash& bl_id, uint64_t bl_height, size_t blob_size); - bool push_transaction_to_global_outs_index(const transaction& tx, const crypto::hash& tx_id, std::vector<uint64_t>& global_indexes); - bool pop_transaction_from_global_index(const transaction& tx, const crypto::hash& tx_id); - bool get_last_n_blocks_sizes(std::vector<size_t>& sz, size_t count) const; - bool add_out_to_get_random_outs(const std::vector<std::pair<crypto::hash, size_t> >& amount_outs, COMMAND_RPC_GET_RANDOM_OUTPUTS_FOR_AMOUNTS::outs_for_amount& result_outs, uint64_t amount, size_t i) const; - bool is_tx_spendtime_unlocked(uint64_t unlock_time) const; - bool add_block_as_invalid(const block& bl, const crypto::hash& h); - bool add_block_as_invalid(const block_extended_info& bei, const crypto::hash& h); - size_t find_end_of_allowed_index(const std::vector<std::pair<crypto::hash, size_t> >& amount_outs) const; - bool check_block_timestamp_main(const block& b) const; - bool check_block_timestamp(std::vector<uint64_t> timestamps, const block& b) const; - uint64_t get_adjusted_time() const; - bool complete_timestamps_vector(uint64_t start_height, std::vector<uint64_t>& timestamps) const; - bool update_next_comulative_size_limit(); - bool store_genesis_block(bool testnet, bool check_added = false); - }; - - - /************************************************************************/ - /* */ - /************************************************************************/ - - #define CURRENT_BLOCKCHAIN_STORAGE_ARCHIVE_VER 12 - - template<class archive_t> - void blockchain_storage::serialize(archive_t & ar, const unsigned int version) - { - if(version < 11) - return; - CRITICAL_REGION_LOCAL(m_blockchain_lock); - ar & m_blocks; - ar & m_blocks_index; - ar & m_transactions; - ar & m_spent_keys; - ar & m_alternative_chains; - ar & m_outputs; - ar & m_invalid_blocks; - ar & m_current_block_cumul_sz_limit; - /*serialization bug workaround*/ - if(version > 11) - { - uint64_t total_check_count = m_blocks.size() + m_blocks_index.size() + m_transactions.size() + m_spent_keys.size() + m_alternative_chains.size() + m_outputs.size() + m_invalid_blocks.size() + m_current_block_cumul_sz_limit; - if(archive_t::is_saving::value) - { - ar & total_check_count; - }else - { - uint64_t total_check_count_loaded = 0; - ar & total_check_count_loaded; - if(total_check_count != total_check_count_loaded) - { - LOG_ERROR("Blockchain storage data corruption detected. total_count loaded from file = " << total_check_count_loaded << ", expected = " << total_check_count); - - LOG_PRINT_L0("Blockchain storage:" << ENDL << - "m_blocks: " << m_blocks.size() << ENDL << - "m_blocks_index: " << m_blocks_index.size() << ENDL << - "m_transactions: " << m_transactions.size() << ENDL << - "m_spent_keys: " << m_spent_keys.size() << ENDL << - "m_alternative_chains: " << m_alternative_chains.size() << ENDL << - "m_outputs: " << m_outputs.size() << ENDL << - "m_invalid_blocks: " << m_invalid_blocks.size() << ENDL << - "m_current_block_cumul_sz_limit: " << m_current_block_cumul_sz_limit); - - throw std::runtime_error("Blockchain data corruption"); - } - } - } - - - LOG_PRINT_L2("Blockchain storage:" << ENDL << - "m_blocks: " << m_blocks.size() << ENDL << - "m_blocks_index: " << m_blocks_index.size() << ENDL << - "m_transactions: " << m_transactions.size() << ENDL << - "m_spent_keys: " << m_spent_keys.size() << ENDL << - "m_alternative_chains: " << m_alternative_chains.size() << ENDL << - "m_outputs: " << m_outputs.size() << ENDL << - "m_invalid_blocks: " << m_invalid_blocks.size() << ENDL << - "m_current_block_cumul_sz_limit: " << m_current_block_cumul_sz_limit); - } - - //------------------------------------------------------------------ - template<class visitor_t> - bool blockchain_storage::scan_outputkeys_for_indexes(const txin_to_key& tx_in_to_key, visitor_t& vis, uint64_t* pmax_related_block_height) const - { - CRITICAL_REGION_LOCAL(m_blockchain_lock); - auto it = m_outputs.find(tx_in_to_key.amount); - if(it == m_outputs.end() || !tx_in_to_key.key_offsets.size()) - return false; - - std::vector<uint64_t> absolute_offsets = relative_output_offsets_to_absolute(tx_in_to_key.key_offsets); - - - const std::vector<std::pair<crypto::hash, size_t> >& amount_outs_vec = it->second; - size_t count = 0; - BOOST_FOREACH(uint64_t i, absolute_offsets) - { - if(i >= amount_outs_vec.size() ) - { - LOG_PRINT_L0("Wrong index in transaction inputs: " << i << ", expected maximum " << amount_outs_vec.size() - 1); - return false; - } - transactions_container::const_iterator tx_it = m_transactions.find(amount_outs_vec[i].first); - CHECK_AND_ASSERT_MES(tx_it != m_transactions.end(), false, "Wrong transaction id in output indexes: " << epee::string_tools::pod_to_hex(amount_outs_vec[i].first)); - CHECK_AND_ASSERT_MES(amount_outs_vec[i].second < tx_it->second.tx.vout.size(), false, - "Wrong index in transaction outputs: " << amount_outs_vec[i].second << ", expected less then " << tx_it->second.tx.vout.size()); - if(!vis.handle_output(tx_it->second.tx, tx_it->second.tx.vout[amount_outs_vec[i].second])) - { - LOG_PRINT_L0("Failed to handle_output for output no = " << count << ", with absolute offset " << i); - return false; - } - if(count++ == absolute_offsets.size()-1 && pmax_related_block_height) - { - if(*pmax_related_block_height < tx_it->second.m_keeper_block_height) - *pmax_related_block_height = tx_it->second.m_keeper_block_height; - } - } - - return true; - } -} - - - -BOOST_CLASS_VERSION(cryptonote::blockchain_storage, CURRENT_BLOCKCHAIN_STORAGE_ARCHIVE_VER) diff --git a/src/cryptonote_core/cryptonote_basic.h b/src/cryptonote_core/cryptonote_basic.h index ed62e26f4..0021413f1 100644 --- a/src/cryptonote_core/cryptonote_basic.h +++ b/src/cryptonote_core/cryptonote_basic.h @@ -50,9 +50,6 @@ #include "misc_language.h" #include "tx_extra.h" -#define DB_MEMORY 1 -#define DB_LMDB 2 - namespace cryptonote { diff --git a/src/cryptonote_core/cryptonote_core.cpp b/src/cryptonote_core/cryptonote_core.cpp index 26748aceb..550c55759 100644 --- a/src/cryptonote_core/cryptonote_core.cpp +++ b/src/cryptonote_core/cryptonote_core.cpp @@ -57,11 +57,7 @@ namespace cryptonote //----------------------------------------------------------------------------------------------- core::core(i_cryptonote_protocol* pprotocol): m_mempool(m_blockchain_storage), -#if BLOCKCHAIN_DB == DB_LMDB m_blockchain_storage(m_mempool), -#else - m_blockchain_storage(&m_mempool), -#endif m_miner(this), m_miner_address(boost::value_initialized<account_public_address>()), m_starter_message_showed(false), @@ -257,7 +253,6 @@ namespace cryptonote r = m_mempool.init(m_fakechain ? std::string() : m_config_folder); CHECK_AND_ASSERT_MES(r, false, "Failed to initialize memory pool"); -#if BLOCKCHAIN_DB == DB_LMDB std::string db_type = command_line::get_arg(vm, command_line::arg_db_type); std::string db_sync_mode = command_line::get_arg(vm, command_line::arg_db_sync_mode); bool fast_sync = command_line::get_arg(vm, command_line::arg_fast_block_sync) != 0; @@ -405,9 +400,6 @@ namespace cryptonote bool show_time_stats = command_line::get_arg(vm, command_line::arg_show_time_stats) != 0; m_blockchain_storage.set_show_time_stats(show_time_stats); -#else - r = m_blockchain_storage.init(m_config_folder, m_testnet); -#endif CHECK_AND_ASSERT_MES(r, false, "Failed to initialize blockchain storage"); // load json & DNS checkpoints, and verify them @@ -780,18 +772,14 @@ namespace cryptonote //----------------------------------------------------------------------------------------------- bool core::prepare_handle_incoming_blocks(const std::list<block_complete_entry> &blocks) { -#if BLOCKCHAIN_DB == DB_LMDB m_blockchain_storage.prepare_handle_incoming_blocks(blocks); -#endif return true; } //----------------------------------------------------------------------------------------------- bool core::cleanup_handle_incoming_blocks(bool force_sync) { -#if BLOCKCHAIN_DB == DB_LMDB m_blockchain_storage.cleanup_handle_incoming_blocks(force_sync); -#endif return true; } @@ -918,11 +906,6 @@ namespace cryptonote m_starter_message_showed = true; } -#if BLOCKCHAIN_DB == DB_LMDB - // m_store_blockchain_interval.do_call(boost::bind(&Blockchain::store_blockchain, &m_blockchain_storage)); -#else - m_store_blockchain_interval.do_call(boost::bind(&blockchain_storage::store_blockchain, &m_blockchain_storage)); -#endif m_fork_moaner.do_call(boost::bind(&core::check_fork_time, this)); m_txpool_auto_relayer.do_call(boost::bind(&core::relay_txpool_transactions, this)); m_miner.on_idle(); @@ -932,7 +915,6 @@ namespace cryptonote //----------------------------------------------------------------------------------------------- bool core::check_fork_time() { -#if BLOCKCHAIN_DB == DB_LMDB HardFork::State state = m_blockchain_storage.get_hard_fork_state(); switch (state) { case HardFork::LikelyForked: @@ -951,7 +933,6 @@ namespace cryptonote default: break; } -#endif return true; } //----------------------------------------------------------------------------------------------- diff --git a/src/cryptonote_core/cryptonote_core.h b/src/cryptonote_core/cryptonote_core.h index 63969bc23..84b1f27a8 100644 --- a/src/cryptonote_core/cryptonote_core.h +++ b/src/cryptonote_core/cryptonote_core.h @@ -40,11 +40,7 @@ #include "cryptonote_protocol/cryptonote_protocol_handler_common.h" #include "storages/portable_storage_template_helper.h" #include "tx_pool.h" -#if BLOCKCHAIN_DB == DB_LMDB #include "blockchain.h" -#else -#include "blockchain_storage.h" -#endif #include "miner.h" #include "connection_context.h" #include "cryptonote_core/cryptonote_stat_info.h" @@ -498,7 +494,6 @@ namespace cryptonote */ void resume_mine(); -#if BLOCKCHAIN_DB == DB_LMDB /** * @brief gets the Blockchain instance * @@ -512,10 +507,6 @@ namespace cryptonote * @return a const reference to the Blockchain instance */ const Blockchain& get_blockchain_storage()const{return m_blockchain_storage;} -#else - blockchain_storage& get_blockchain_storage(){return m_blockchain_storage;} - const blockchain_storage& get_blockchain_storage()const{return m_blockchain_storage;} -#endif /** * @copydoc Blockchain::print_blockchain @@ -765,11 +756,7 @@ namespace cryptonote uint64_t m_test_drop_download_height = 0; //!< height under which to drop incoming blocks, if doing so tx_memory_pool m_mempool; //!< transaction pool instance -#if BLOCKCHAIN_DB == DB_LMDB Blockchain m_blockchain_storage; //!< Blockchain instance -#else - blockchain_storage m_blockchain_storage; -#endif i_cryptonote_protocol* m_pprotocol; //!< cryptonote protocol instance diff --git a/src/cryptonote_core/tx_pool.cpp b/src/cryptonote_core/tx_pool.cpp index 3d5ab86e1..bb3a6dc3e 100644 --- a/src/cryptonote_core/tx_pool.cpp +++ b/src/cryptonote_core/tx_pool.cpp @@ -37,11 +37,7 @@ #include "cryptonote_format_utils.h" #include "cryptonote_boost_serialization.h" #include "cryptonote_config.h" -#if BLOCKCHAIN_DB == DB_LMDB #include "blockchain.h" -#else -#include "blockchain_storage.h" -#endif #include "common/boost_serialization_helper.h" #include "common/int-util.h" #include "misc_language.h" @@ -74,18 +70,11 @@ namespace cryptonote } } //--------------------------------------------------------------------------------- -#if BLOCKCHAIN_DB == DB_LMDB //--------------------------------------------------------------------------------- tx_memory_pool::tx_memory_pool(Blockchain& bchs): m_blockchain(bchs) { } -#else - tx_memory_pool::tx_memory_pool(blockchain_storage& bchs): m_blockchain(bchs) - { - - } -#endif //--------------------------------------------------------------------------------- bool tx_memory_pool::add_tx(const transaction &tx, /*const crypto::hash& tx_prefix_hash,*/ const crypto::hash &id, size_t blob_size, tx_verification_context& tvc, bool kept_by_block, bool relayed, uint8_t version) { @@ -169,11 +158,7 @@ namespace cryptonote crypto::hash max_used_block_id = null_hash; uint64_t max_used_block_height = 0; -#if BLOCKCHAIN_DB == DB_LMDB bool ch_inp_res = m_blockchain.check_tx_inputs(tx, max_used_block_height, max_used_block_id, tvc, kept_by_block); -#else - bool ch_inp_res = m_blockchain.check_tx_inputs(tx, max_used_block_height, max_used_block_id); -#endif CRITICAL_REGION_LOCAL(m_transactions_lock); if(!ch_inp_res) { @@ -518,12 +503,8 @@ namespace cryptonote if(txd.last_failed_id == m_blockchain.get_block_id_by_height(txd.last_failed_height)) return false; //check ring signature again, it is possible (with very small chance) that this transaction become again valid -#if BLOCKCHAIN_DB == DB_LMDB tx_verification_context tvc; if(!m_blockchain.check_tx_inputs(txd.tx, txd.max_used_block_height, txd.max_used_block_id, tvc)) -#else - if(!m_blockchain.check_tx_inputs(txd.tx, txd.max_used_block_height, txd.max_used_block_id)) -#endif { txd.last_failed_height = m_blockchain.get_current_blockchain_height()-1; txd.last_failed_id = m_blockchain.get_block_id_by_height(txd.last_failed_height); diff --git a/src/cryptonote_core/tx_pool.h b/src/cryptonote_core/tx_pool.h index c7aab7f08..0e280872d 100644 --- a/src/cryptonote_core/tx_pool.h +++ b/src/cryptonote_core/tx_pool.h @@ -48,11 +48,7 @@ namespace cryptonote { -#if BLOCKCHAIN_DB == DB_LMDB class Blockchain; -#else - class blockchain_storage; -#endif /************************************************************************/ /* */ /************************************************************************/ @@ -93,16 +89,12 @@ namespace cryptonote class tx_memory_pool: boost::noncopyable { public: -#if BLOCKCHAIN_DB == DB_LMDB /** * @brief Constructor * * @param bchs a Blockchain class instance, for getting chain info */ tx_memory_pool(Blockchain& bchs); -#else - tx_memory_pool(blockchain_storage& bchs); -#endif /** @@ -492,18 +484,7 @@ namespace cryptonote std::unordered_set<crypto::hash> m_timed_out_transactions; std::string m_config_folder; //!< the folder to save state to -#if BLOCKCHAIN_DB == DB_LMDB Blockchain& m_blockchain; //!< reference to the Blockchain object -#else - blockchain_storage& m_blockchain; -#endif - -#if BLOCKCHAIN_DB == DB_LMDB -#else -#if defined(DEBUG_CREATE_BLOCK_TEMPLATE) - friend class blockchain_storage; -#endif -#endif }; } |