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blockchain_depth: get the average min depth of a set of txes
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// Copyright (c) 2014-2018, 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. | ||
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#include <boost/range/adaptor/transformed.hpp> | ||
#include <boost/algorithm/string.hpp> | ||
#include "common/command_line.h" | ||
#include "common/varint.h" | ||
#include "cryptonote_core/tx_pool.h" | ||
#include "cryptonote_core/cryptonote_core.h" | ||
#include "cryptonote_core/blockchain.h" | ||
#include "blockchain_db/blockchain_db.h" | ||
#include "blockchain_db/db_types.h" | ||
#include "version.h" | ||
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#undef MONERO_DEFAULT_LOG_CATEGORY | ||
#define MONERO_DEFAULT_LOG_CATEGORY "bcutil" | ||
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namespace po = boost::program_options; | ||
using namespace epee; | ||
using namespace cryptonote; | ||
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int main(int argc, char* argv[]) | ||
{ | ||
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(", "); | ||
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"); | ||
po::options_description desc_cmd_sett("Command line options and settings options"); | ||
const command_line::arg_descriptor<std::string> arg_log_level = {"log-level", "0-4 or categories", ""}; | ||
const command_line::arg_descriptor<std::string> arg_database = { | ||
"database", available_dbs.c_str(), default_db_type | ||
}; | ||
const command_line::arg_descriptor<std::string> arg_txid = {"txid", "Get min depth for this txid", ""}; | ||
const command_line::arg_descriptor<uint64_t> arg_height = {"height", "Get min depth for all txes at this height", 0}; | ||
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); | ||
command_line::add_arg(desc_cmd_sett, cryptonote::arg_testnet_on); | ||
command_line::add_arg(desc_cmd_sett, cryptonote::arg_stagenet_on); | ||
command_line::add_arg(desc_cmd_sett, arg_log_level); | ||
command_line::add_arg(desc_cmd_sett, arg_database); | ||
command_line::add_arg(desc_cmd_sett, arg_txid); | ||
command_line::add_arg(desc_cmd_sett, arg_height); | ||
command_line::add_arg(desc_cmd_sett, arg_include_coinbase); | ||
command_line::add_arg(desc_cmd_only, command_line::arg_help); | ||
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po::options_description desc_options("Allowed options"); | ||
desc_options.add(desc_cmd_only).add(desc_cmd_sett); | ||
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po::variables_map vm; | ||
bool r = command_line::handle_error_helper(desc_options, [&]() | ||
{ | ||
auto parser = po::command_line_parser(argc, argv).options(desc_options); | ||
po::store(parser.run(), vm); | ||
po::notify(vm); | ||
return true; | ||
}); | ||
if (! r) | ||
return 1; | ||
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if (command_line::get_arg(vm, command_line::arg_help)) | ||
{ | ||
std::cout << "Monero '" << MONERO_RELEASE_NAME << "' (v" << MONERO_VERSION_FULL << ")" << ENDL << ENDL; | ||
std::cout << desc_options << std::endl; | ||
return 1; | ||
} | ||
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mlog_configure(mlog_get_default_log_path("monero-blockchain-depth.log"), true); | ||
if (!command_line::is_arg_defaulted(vm, arg_log_level)) | ||
mlog_set_log(command_line::get_arg(vm, arg_log_level).c_str()); | ||
else | ||
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); | ||
bool opt_testnet = command_line::get_arg(vm, cryptonote::arg_testnet_on); | ||
bool opt_stagenet = command_line::get_arg(vm, cryptonote::arg_stagenet_on); | ||
network_type net_type = opt_testnet ? TESTNET : opt_stagenet ? STAGENET : MAINNET; | ||
std::string opt_txid_string = command_line::get_arg(vm, arg_txid); | ||
uint64_t opt_height = command_line::get_arg(vm, arg_height); | ||
bool opt_include_coinbase = command_line::get_arg(vm, arg_include_coinbase); | ||
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if (!opt_txid_string.empty() && opt_height) | ||
{ | ||
std::cerr << "txid and height cannot be given at the same time" << std::endl; | ||
return 1; | ||
} | ||
crypto::hash opt_txid = crypto::null_hash; | ||
if (!opt_txid_string.empty()) | ||
{ | ||
if (!epee::string_tools::hex_to_pod(opt_txid_string, opt_txid)) | ||
{ | ||
std::cerr << "Invalid txid" << std::endl; | ||
return 1; | ||
} | ||
} | ||
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std::string db_type = command_line::get_arg(vm, arg_database); | ||
if (!cryptonote::blockchain_valid_db_type(db_type)) | ||
{ | ||
std::cerr << "Invalid database type: " << db_type << std::endl; | ||
return 1; | ||
} | ||
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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: | ||
// 1. Blockchain has the init() method for easy setup | ||
// 2. exporter needs to use get_current_blockchain_height(), get_block_id_by_height(), get_block_by_hash() | ||
// | ||
// cannot match blockchain_storage setup above with just one line, | ||
// e.g. | ||
// Blockchain* core_storage = new Blockchain(NULL); | ||
// because unlike blockchain_storage constructor, which takes a pointer to | ||
// tx_memory_pool, Blockchain's constructor takes tx_memory_pool object. | ||
LOG_PRINT_L0("Initializing source blockchain (BlockchainDB)"); | ||
std::unique_ptr<Blockchain> core_storage; | ||
tx_memory_pool m_mempool(*core_storage); | ||
core_storage.reset(new Blockchain(m_mempool)); | ||
BlockchainDB *db = new_db(db_type); | ||
if (db == NULL) | ||
{ | ||
LOG_ERROR("Attempted to use non-existent database type: " << db_type); | ||
throw std::runtime_error("Attempting to use non-existent database type"); | ||
} | ||
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(); | ||
LOG_PRINT_L0("Loading blockchain from folder " << filename << " ..."); | ||
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try | ||
{ | ||
db->open(filename, DBF_RDONLY); | ||
} | ||
catch (const std::exception& e) | ||
{ | ||
LOG_PRINT_L0("Error opening database: " << e.what()); | ||
return 1; | ||
} | ||
r = core_storage->init(db, net_type); | ||
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CHECK_AND_ASSERT_MES(r, 1, "Failed to initialize source blockchain storage"); | ||
LOG_PRINT_L0("Source blockchain storage initialized OK"); | ||
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std::vector<crypto::hash> start_txids; | ||
if (!opt_txid_string.empty()) | ||
{ | ||
start_txids.push_back(opt_txid); | ||
} | ||
else | ||
{ | ||
const crypto::hash block_hash = db->get_block_hash_from_height(opt_height); | ||
const cryptonote::blobdata bd = db->get_block_blob(block_hash); | ||
cryptonote::block b; | ||
if (!cryptonote::parse_and_validate_block_from_blob(bd, b)) | ||
{ | ||
LOG_PRINT_L0("Bad block from db"); | ||
return 1; | ||
} | ||
for (const crypto::hash &txid: b.tx_hashes) | ||
start_txids.push_back(txid); | ||
if (opt_include_coinbase) | ||
start_txids.push_back(cryptonote::get_transaction_hash(b.miner_tx)); | ||
} | ||
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if (start_txids.empty()) | ||
{ | ||
LOG_PRINT_L0("No transaction(s) to check"); | ||
return 1; | ||
} | ||
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double cumulative_depth = 0.0; | ||
for (const crypto::hash &start_txid: start_txids) | ||
{ | ||
uint64_t depth = 0; | ||
bool coinbase = false; | ||
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LOG_PRINT_L0("Checking depth for txid " << start_txid); | ||
std::vector<crypto::hash> txids(1, start_txid); | ||
while (!coinbase) | ||
{ | ||
LOG_PRINT_L0("Considering "<< txids.size() << " transaction(s) at depth " << depth); | ||
std::vector<crypto::hash> new_txids; | ||
for (const crypto::hash &txid: txids) | ||
{ | ||
cryptonote::blobdata bd; | ||
if (!db->get_pruned_tx_blob(txid, bd)) | ||
{ | ||
LOG_PRINT_L0("Failed to get txid " << txid << " from db"); | ||
return 1; | ||
} | ||
cryptonote::transaction tx; | ||
if (!cryptonote::parse_and_validate_tx_base_from_blob(bd, tx)) | ||
{ | ||
LOG_PRINT_L0("Bad tx: " << txid); | ||
return 1; | ||
} | ||
for (size_t ring = 0; ring < tx.vin.size(); ++ring) | ||
{ | ||
if (tx.vin[ring].type() == typeid(cryptonote::txin_gen)) | ||
{ | ||
MDEBUG(txid << " is a coinbase transaction"); | ||
coinbase = true; | ||
goto done; | ||
} | ||
if (tx.vin[ring].type() == typeid(cryptonote::txin_to_key)) | ||
{ | ||
const cryptonote::txin_to_key &txin = boost::get<cryptonote::txin_to_key>(tx.vin[ring]); | ||
const uint64_t amount = txin.amount; | ||
auto absolute_offsets = cryptonote::relative_output_offsets_to_absolute(txin.key_offsets); | ||
for (uint64_t offset: absolute_offsets) | ||
{ | ||
const output_data_t od = db->get_output_key(amount, offset); | ||
const crypto::hash block_hash = db->get_block_hash_from_height(od.height); | ||
bd = db->get_block_blob(block_hash); | ||
cryptonote::block b; | ||
if (!cryptonote::parse_and_validate_block_from_blob(bd, b)) | ||
{ | ||
LOG_PRINT_L0("Bad block from db"); | ||
return 1; | ||
} | ||
// find the tx which created this output | ||
bool found = false; | ||
for (size_t out = 0; out < b.miner_tx.vout.size(); ++out) | ||
{ | ||
if (b.miner_tx.vout[out].target.type() == typeid(cryptonote::txout_to_key)) | ||
{ | ||
const auto &txout = boost::get<cryptonote::txout_to_key>(b.miner_tx.vout[out].target); | ||
if (txout.key == od.pubkey) | ||
{ | ||
found = true; | ||
new_txids.push_back(cryptonote::get_transaction_hash(b.miner_tx)); | ||
MDEBUG("adding txid: " << cryptonote::get_transaction_hash(b.miner_tx)); | ||
break; | ||
} | ||
} | ||
else | ||
{ | ||
LOG_PRINT_L0("Bad vout type in txid " << cryptonote::get_transaction_hash(b.miner_tx)); | ||
return 1; | ||
} | ||
} | ||
for (const crypto::hash &block_txid: b.tx_hashes) | ||
{ | ||
if (found) | ||
break; | ||
if (!db->get_pruned_tx_blob(block_txid, bd)) | ||
{ | ||
LOG_PRINT_L0("Failed to get txid " << block_txid << " from db"); | ||
return 1; | ||
} | ||
cryptonote::transaction tx2; | ||
if (!cryptonote::parse_and_validate_tx_base_from_blob(bd, tx2)) | ||
{ | ||
LOG_PRINT_L0("Bad tx: " << block_txid); | ||
return 1; | ||
} | ||
for (size_t out = 0; out < tx2.vout.size(); ++out) | ||
{ | ||
if (tx2.vout[out].target.type() == typeid(cryptonote::txout_to_key)) | ||
{ | ||
const auto &txout = boost::get<cryptonote::txout_to_key>(tx2.vout[out].target); | ||
if (txout.key == od.pubkey) | ||
{ | ||
found = true; | ||
new_txids.push_back(block_txid); | ||
MDEBUG("adding txid: " << block_txid); | ||
break; | ||
} | ||
} | ||
else | ||
{ | ||
LOG_PRINT_L0("Bad vout type in txid " << block_txid); | ||
return 1; | ||
} | ||
} | ||
} | ||
if (!found) | ||
{ | ||
LOG_PRINT_L0("Output originating transaction not found"); | ||
return 1; | ||
} | ||
} | ||
} | ||
else | ||
{ | ||
LOG_PRINT_L0("Bad vin type in txid " << txid); | ||
return 1; | ||
} | ||
} | ||
} | ||
if (!coinbase) | ||
{ | ||
std::swap(txids, new_txids); | ||
++depth; | ||
} | ||
} | ||
done: | ||
LOG_PRINT_L0("Min depth for txid " << start_txid << ": " << depth); | ||
cumulative_depth += depth; | ||
} | ||
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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(); | ||
return 0; | ||
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CATCH_ENTRY("Depth query error", 1); | ||
} |