new blockchain_usage tool, reports on output usage
This commit is contained in:
moneromooo-monero
parent
db10dd6d83
commit
0590f62ab6
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@ -80,6 +80,16 @@ set(blockchain_blackball_private_headers
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monero_private_headers(blockchain_blackball
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${blockchain_blackball_private_headers})
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set(blockchain_usage_sources
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blockchain_usage.cpp
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)
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set(blockchain_usage_private_headers)
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monero_private_headers(blockchain_usage
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${blockchain_usage_private_headers})
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monero_add_executable(blockchain_import
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${blockchain_import_sources}
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@ -154,3 +164,26 @@ set_property(TARGET blockchain_blackball
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OUTPUT_NAME "monero-blockchain-blackball")
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install(TARGETS blockchain_blackball DESTINATION bin)
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monero_add_executable(blockchain_usage
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${blockchain_usage_sources}
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${blockchain_usage_private_headers})
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target_link_libraries(blockchain_usage
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PRIVATE
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cryptonote_core
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blockchain_db
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p2p
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version
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epee
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${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_usage
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PROPERTY
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OUTPUT_NAME "monero-blockchain-usage")
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install(TARGETS blockchain_usage DESTINATION bin)
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@ -0,0 +1,256 @@
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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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struct output_data
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{
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uint64_t amount;
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uint64_t index;
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mutable bool coinbase;
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mutable uint64_t height;
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output_data(uint64_t a, uint64_t i, bool cb, uint64_t h): amount(a), index(i), coinbase(cb), height(h) {}
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bool operator==(const output_data &other) const { return other.amount == amount && other.index == index; }
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void info(bool c, uint64_t h) const { coinbase = c; height =h; }
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};
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namespace std
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{
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template<> struct hash<output_data>
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{
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size_t operator()(const output_data &od) const
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{
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const uint64_t data[2] = {od.amount, od.index};
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crypto::hash h;
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crypto::cn_fast_hash(data, 2 * sizeof(uint64_t), h);
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return reinterpret_cast<const std::size_t &>(h);
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}
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};
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}
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struct reference
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{
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uint64_t height;
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uint64_t ring_size;
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uint64_t position;
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reference(uint64_t h, uint64_t rs, uint64_t p): height(h), ring_size(rs), position(p) {}
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};
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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<bool> arg_rct_only = {"rct-only", "Only work on ringCT outputs", false};
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const command_line::arg_descriptor<std::string> arg_input = {"input", ""};
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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_rct_only);
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command_line::add_arg(desc_cmd_sett, arg_input);
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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::positional_options_description positional_options;
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positional_options.add(arg_input.name, -1);
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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).positional(positional_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-usage.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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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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bool opt_rct_only = command_line::get_arg(vm, arg_rct_only);
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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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const std::string input = command_line::get_arg(vm, arg_input);
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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 = input;
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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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LOG_PRINT_L0("Building usage patterns...");
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size_t done = 0;
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std::unordered_map<output_data, std::list<reference>> outputs;
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std::unordered_map<uint64_t,uint64_t> indices;
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LOG_PRINT_L0("Reading blockchain from " << input);
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core_storage->for_all_transactions([&](const crypto::hash &hash, const cryptonote::transaction &tx)->bool
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{
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const bool coinbase = tx.vin.size() == 1 && tx.vin[0].type() == typeid(txin_gen);
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const uint64_t height = core_storage->get_db().get_tx_block_height(hash);
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// create new outputs
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for (const auto &out: tx.vout)
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{
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if (opt_rct_only && out.amount)
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continue;
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uint64_t index = indices[out.amount]++;
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output_data od(out.amount, indices[out.amount], coinbase, height);
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auto itb = outputs.emplace(od, std::list<reference>());
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itb.first->first.info(coinbase, height);
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}
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for (const auto &in: tx.vin)
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{
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if (in.type() != typeid(txin_to_key))
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continue;
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const auto &txin = boost::get<txin_to_key>(in);
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if (opt_rct_only && txin.amount != 0)
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continue;
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const std::vector<uint64_t> absolute = cryptonote::relative_output_offsets_to_absolute(txin.key_offsets);
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for (size_t n = 0; n < txin.key_offsets.size(); ++n)
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{
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output_data od(txin.amount, absolute[n], coinbase, height);
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outputs[od].push_back(reference(height, txin.key_offsets.size(), n));
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}
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}
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return true;
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});
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std::unordered_map<uint64_t, uint64_t> counts;
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size_t total = 0;
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for (const auto &out: outputs)
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{
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counts[out.second.size()]++;
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total++;
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}
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for (const auto &c: counts)
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{
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float percent = 100.f * c.second / total;
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MINFO(std::to_string(c.second) << " outputs used " << c.first << " times (" << percent << "%)");
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}
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LOG_PRINT_L0("Blockchain usage exported OK");
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return 0;
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CATCH_ENTRY("Export error", 1);
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}
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