mirror of
https://github.com/monero-project/monero.git
synced 2024-12-14 12:26:31 +02:00
blockchain_depth: get the average min depth of a set of txes
This commit is contained in:
moneromooo-monero
parent
628428a0df
commit
289880d82d
@ -102,6 +102,17 @@ monero_private_headers(blockchain_ancestry
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set(blockchain_depth_sources
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blockchain_depth.cpp
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)
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set(blockchain_depth_private_headers)
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monero_private_headers(blockchain_depth
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${blockchain_depth_private_headers})
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monero_add_executable(blockchain_import
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${blockchain_import_sources}
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${blockchain_import_private_headers}
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@ -215,3 +226,24 @@ set_property(TARGET blockchain_ancestry
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OUTPUT_NAME "monero-blockchain-ancestry")
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install(TARGETS blockchain_ancestry DESTINATION bin)
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monero_add_executable(blockchain_depth
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${blockchain_depth_sources}
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${blockchain_depth_private_headers})
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target_link_libraries(blockchain_depth
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PRIVATE
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cryptonote_core
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blockchain_db
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version
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epee
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${Boost_FILESYSTEM_LIBRARY}
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${Boost_SYSTEM_LIBRARY}
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${Boost_THREAD_LIBRARY}
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${CMAKE_THREAD_LIBS_INIT}
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${EXTRA_LIBRARIES})
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set_property(TARGET blockchain_depth
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PROPERTY
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OUTPUT_NAME "monero-blockchain-depth")
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install(TARGETS blockchain_depth DESTINATION bin)
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347
src/blockchain_utilities/blockchain_depth.cpp
Normal file
347
src/blockchain_utilities/blockchain_depth.cpp
Normal file
@ -0,0 +1,347 @@
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// Copyright (c) 2014-2018, The Monero Project
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without modification, are
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// permitted provided that the following conditions are met:
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//
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// 1. Redistributions of source code must retain the above copyright notice, this list of
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// conditions and the following disclaimer.
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//
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// 2. Redistributions in binary form must reproduce the above copyright notice, this list
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// of conditions and the following disclaimer in the documentation and/or other
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// materials provided with the distribution.
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//
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// 3. Neither the name of the copyright holder nor the names of its contributors may be
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// used to endorse or promote products derived from this software without specific
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// prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
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// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
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// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
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// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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#include <boost/range/adaptor/transformed.hpp>
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#include <boost/algorithm/string.hpp>
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#include "common/command_line.h"
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#include "common/varint.h"
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#include "cryptonote_core/tx_pool.h"
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#include "cryptonote_core/cryptonote_core.h"
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#include "cryptonote_core/blockchain.h"
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#include "blockchain_db/blockchain_db.h"
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#include "blockchain_db/db_types.h"
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#include "version.h"
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#undef MONERO_DEFAULT_LOG_CATEGORY
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#define MONERO_DEFAULT_LOG_CATEGORY "bcutil"
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namespace po = boost::program_options;
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using namespace epee;
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using namespace cryptonote;
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int main(int argc, char* argv[])
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{
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TRY_ENTRY();
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epee::string_tools::set_module_name_and_folder(argv[0]);
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std::string default_db_type = "lmdb";
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std::string available_dbs = cryptonote::blockchain_db_types(", ");
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available_dbs = "available: " + available_dbs;
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uint32_t log_level = 0;
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tools::on_startup();
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boost::filesystem::path output_file_path;
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po::options_description desc_cmd_only("Command line options");
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po::options_description desc_cmd_sett("Command line options and settings options");
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const command_line::arg_descriptor<std::string> arg_log_level = {"log-level", "0-4 or categories", ""};
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const command_line::arg_descriptor<std::string> arg_database = {
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"database", available_dbs.c_str(), default_db_type
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};
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const command_line::arg_descriptor<std::string> arg_txid = {"txid", "Get min depth for this txid", ""};
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const command_line::arg_descriptor<uint64_t> arg_height = {"height", "Get min depth for all txes at this height", 0};
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const command_line::arg_descriptor<bool> arg_include_coinbase = {"include-coinbase", "Include coinbase in the average", false};
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command_line::add_arg(desc_cmd_sett, cryptonote::arg_data_dir);
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command_line::add_arg(desc_cmd_sett, cryptonote::arg_testnet_on);
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command_line::add_arg(desc_cmd_sett, cryptonote::arg_stagenet_on);
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command_line::add_arg(desc_cmd_sett, arg_log_level);
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command_line::add_arg(desc_cmd_sett, arg_database);
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command_line::add_arg(desc_cmd_sett, arg_txid);
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command_line::add_arg(desc_cmd_sett, arg_height);
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command_line::add_arg(desc_cmd_sett, arg_include_coinbase);
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command_line::add_arg(desc_cmd_only, command_line::arg_help);
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po::options_description desc_options("Allowed options");
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desc_options.add(desc_cmd_only).add(desc_cmd_sett);
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po::variables_map vm;
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bool r = command_line::handle_error_helper(desc_options, [&]()
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{
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auto parser = po::command_line_parser(argc, argv).options(desc_options);
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po::store(parser.run(), vm);
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po::notify(vm);
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return true;
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});
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if (! r)
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return 1;
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if (command_line::get_arg(vm, command_line::arg_help))
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{
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std::cout << "Monero '" << MONERO_RELEASE_NAME << "' (v" << MONERO_VERSION_FULL << ")" << ENDL << ENDL;
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std::cout << desc_options << std::endl;
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return 1;
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}
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mlog_configure(mlog_get_default_log_path("monero-blockchain-depth.log"), true);
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if (!command_line::is_arg_defaulted(vm, arg_log_level))
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mlog_set_log(command_line::get_arg(vm, arg_log_level).c_str());
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else
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mlog_set_log(std::string(std::to_string(log_level) + ",bcutil:INFO").c_str());
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LOG_PRINT_L0("Starting...");
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std::string opt_data_dir = command_line::get_arg(vm, cryptonote::arg_data_dir);
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bool opt_testnet = command_line::get_arg(vm, cryptonote::arg_testnet_on);
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bool opt_stagenet = command_line::get_arg(vm, cryptonote::arg_stagenet_on);
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network_type net_type = opt_testnet ? TESTNET : opt_stagenet ? STAGENET : MAINNET;
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std::string opt_txid_string = command_line::get_arg(vm, arg_txid);
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uint64_t opt_height = command_line::get_arg(vm, arg_height);
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bool opt_include_coinbase = command_line::get_arg(vm, arg_include_coinbase);
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if (!opt_txid_string.empty() && opt_height)
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{
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std::cerr << "txid and height cannot be given at the same time" << std::endl;
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return 1;
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}
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crypto::hash opt_txid = crypto::null_hash;
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if (!opt_txid_string.empty())
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{
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if (!epee::string_tools::hex_to_pod(opt_txid_string, opt_txid))
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{
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std::cerr << "Invalid txid" << std::endl;
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return 1;
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}
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}
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std::string db_type = command_line::get_arg(vm, arg_database);
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if (!cryptonote::blockchain_valid_db_type(db_type))
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{
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std::cerr << "Invalid database type: " << db_type << std::endl;
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return 1;
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}
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// If we wanted to use the memory pool, we would set up a fake_core.
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// Use Blockchain instead of lower-level BlockchainDB for two reasons:
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// 1. Blockchain has the init() method for easy setup
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// 2. exporter needs to use get_current_blockchain_height(), get_block_id_by_height(), get_block_by_hash()
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//
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// cannot match blockchain_storage setup above with just one line,
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// e.g.
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// Blockchain* core_storage = new Blockchain(NULL);
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// because unlike blockchain_storage constructor, which takes a pointer to
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// tx_memory_pool, Blockchain's constructor takes tx_memory_pool object.
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LOG_PRINT_L0("Initializing source blockchain (BlockchainDB)");
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std::unique_ptr<Blockchain> core_storage;
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tx_memory_pool m_mempool(*core_storage);
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core_storage.reset(new Blockchain(m_mempool));
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BlockchainDB *db = new_db(db_type);
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if (db == NULL)
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{
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LOG_ERROR("Attempted to use non-existent database type: " << db_type);
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throw std::runtime_error("Attempting to use non-existent database type");
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}
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LOG_PRINT_L0("database: " << db_type);
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const std::string filename = (boost::filesystem::path(opt_data_dir) / db->get_db_name()).string();
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LOG_PRINT_L0("Loading blockchain from folder " << filename << " ...");
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try
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{
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db->open(filename, DBF_RDONLY);
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}
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catch (const std::exception& e)
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{
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LOG_PRINT_L0("Error opening database: " << e.what());
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return 1;
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}
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r = core_storage->init(db, net_type);
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CHECK_AND_ASSERT_MES(r, 1, "Failed to initialize source blockchain storage");
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LOG_PRINT_L0("Source blockchain storage initialized OK");
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std::vector<crypto::hash> start_txids;
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if (!opt_txid_string.empty())
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{
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start_txids.push_back(opt_txid);
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}
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else
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{
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const crypto::hash block_hash = db->get_block_hash_from_height(opt_height);
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const cryptonote::blobdata bd = db->get_block_blob(block_hash);
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cryptonote::block b;
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if (!cryptonote::parse_and_validate_block_from_blob(bd, b))
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{
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LOG_PRINT_L0("Bad block from db");
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return 1;
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}
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for (const crypto::hash &txid: b.tx_hashes)
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start_txids.push_back(txid);
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if (opt_include_coinbase)
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start_txids.push_back(cryptonote::get_transaction_hash(b.miner_tx));
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}
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if (start_txids.empty())
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{
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LOG_PRINT_L0("No transaction(s) to check");
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return 1;
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}
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double cumulative_depth = 0.0;
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for (const crypto::hash &start_txid: start_txids)
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{
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uint64_t depth = 0;
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bool coinbase = false;
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LOG_PRINT_L0("Checking depth for txid " << start_txid);
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std::vector<crypto::hash> txids(1, start_txid);
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while (!coinbase)
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{
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LOG_PRINT_L0("Considering "<< txids.size() << " transaction(s) at depth " << depth);
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std::vector<crypto::hash> new_txids;
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for (const crypto::hash &txid: txids)
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{
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cryptonote::blobdata bd;
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if (!db->get_pruned_tx_blob(txid, bd))
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{
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LOG_PRINT_L0("Failed to get txid " << txid << " from db");
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return 1;
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}
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cryptonote::transaction tx;
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if (!cryptonote::parse_and_validate_tx_base_from_blob(bd, tx))
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{
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LOG_PRINT_L0("Bad tx: " << txid);
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return 1;
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}
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for (size_t ring = 0; ring < tx.vin.size(); ++ring)
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{
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if (tx.vin[ring].type() == typeid(cryptonote::txin_gen))
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{
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MDEBUG(txid << " is a coinbase transaction");
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coinbase = true;
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goto done;
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}
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if (tx.vin[ring].type() == typeid(cryptonote::txin_to_key))
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{
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const cryptonote::txin_to_key &txin = boost::get<cryptonote::txin_to_key>(tx.vin[ring]);
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const uint64_t amount = txin.amount;
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auto absolute_offsets = cryptonote::relative_output_offsets_to_absolute(txin.key_offsets);
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for (uint64_t offset: absolute_offsets)
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{
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const output_data_t od = db->get_output_key(amount, offset);
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const crypto::hash block_hash = db->get_block_hash_from_height(od.height);
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bd = db->get_block_blob(block_hash);
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cryptonote::block b;
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if (!cryptonote::parse_and_validate_block_from_blob(bd, b))
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{
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LOG_PRINT_L0("Bad block from db");
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return 1;
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}
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// find the tx which created this output
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bool found = false;
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for (size_t out = 0; out < b.miner_tx.vout.size(); ++out)
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{
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if (b.miner_tx.vout[out].target.type() == typeid(cryptonote::txout_to_key))
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{
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const auto &txout = boost::get<cryptonote::txout_to_key>(b.miner_tx.vout[out].target);
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if (txout.key == od.pubkey)
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{
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found = true;
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new_txids.push_back(cryptonote::get_transaction_hash(b.miner_tx));
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MDEBUG("adding txid: " << cryptonote::get_transaction_hash(b.miner_tx));
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break;
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}
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}
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else
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{
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LOG_PRINT_L0("Bad vout type in txid " << cryptonote::get_transaction_hash(b.miner_tx));
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return 1;
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}
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}
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for (const crypto::hash &block_txid: b.tx_hashes)
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{
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if (found)
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break;
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if (!db->get_pruned_tx_blob(block_txid, bd))
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{
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LOG_PRINT_L0("Failed to get txid " << block_txid << " from db");
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return 1;
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}
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cryptonote::transaction tx2;
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if (!cryptonote::parse_and_validate_tx_base_from_blob(bd, tx2))
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{
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LOG_PRINT_L0("Bad tx: " << block_txid);
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return 1;
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}
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for (size_t out = 0; out < tx2.vout.size(); ++out)
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{
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if (tx2.vout[out].target.type() == typeid(cryptonote::txout_to_key))
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{
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const auto &txout = boost::get<cryptonote::txout_to_key>(tx2.vout[out].target);
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if (txout.key == od.pubkey)
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{
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found = true;
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new_txids.push_back(block_txid);
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MDEBUG("adding txid: " << block_txid);
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break;
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}
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}
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else
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{
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LOG_PRINT_L0("Bad vout type in txid " << block_txid);
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return 1;
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}
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}
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}
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if (!found)
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{
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LOG_PRINT_L0("Output originating transaction not found");
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return 1;
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}
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}
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}
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else
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{
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LOG_PRINT_L0("Bad vin type in txid " << txid);
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return 1;
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}
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}
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}
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if (!coinbase)
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{
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std::swap(txids, new_txids);
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++depth;
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}
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}
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done:
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LOG_PRINT_L0("Min depth for txid " << start_txid << ": " << depth);
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cumulative_depth += depth;
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}
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LOG_PRINT_L0("Average min depth for " << start_txids.size() << " transaction(s): " << cumulative_depth/start_txids.size());
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core_storage->deinit();
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return 0;
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CATCH_ENTRY("Depth query error", 1);
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}
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