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// 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.
#include "bootstrap_file.h"
#include "blocksdat_file.h"
#include "common/command_line.h"
#include "blockchain_db/blockchain_db.h"
#include "blockchain_db/lmdb/db_lmdb.h"
#if defined(BERKELEY_DB)
#include "blockchain_db/berkeleydb/db_bdb.h"
#endif
#include "blockchain_db/db_types.h"
#include "version.h"
namespace po = boost::program_options;
using namespace epee; // log_space
std::string join_set_strings(const std::unordered_set<std::string>& db_types_all, const char* delim)
{
std::string result;
std::ostringstream s;
std::copy(db_types_all.begin(), db_types_all.end(), std::ostream_iterator<std::string>(s, delim));
result = s.str();
if (result.length() > 0)
result.erase(result.end()-strlen(delim), result.end());
return result;
}
int main(int argc, char* argv[])
{
#if defined(BLOCKCHAIN_DB) && (BLOCKCHAIN_DB == DB_MEMORY)
std::string default_db_type = "memory";
#else
std::string default_db_type = "lmdb";
#endif
std::unordered_set<std::string> db_types_all = cryptonote::blockchain_db_types;
db_types_all.insert("memory");
std::string available_dbs = join_set_strings(db_types_all, ", ");
available_dbs = "available: " + available_dbs;
uint32_t log_level = 0;
uint64_t block_stop = 0;
bool blocks_dat = false;
tools::sanitize_locale();
boost::filesystem::path default_data_path {tools::get_default_data_dir()};
boost::filesystem::path default_testnet_data_path {default_data_path / "testnet"};
boost::filesystem::path output_file_path;
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_output_file = {"output-file", "Specify output file", "", true};
const command_line::arg_descriptor<uint32_t> arg_log_level = {"log-level", "", log_level};
const command_line::arg_descriptor<uint64_t> arg_block_stop = {"block-stop", "Stop at block number", block_stop};
const command_line::arg_descriptor<bool> arg_testnet_on = {
"testnet"
, "Run on testnet."
, false
};
const command_line::arg_descriptor<std::string> arg_database = {
"database", available_dbs.c_str(), default_db_type
};
const command_line::arg_descriptor<bool> arg_blocks_dat = {"blocksdat", "Output in blocks.dat format", blocks_dat};
command_line::add_arg(desc_cmd_sett, command_line::arg_data_dir, default_data_path.string());
command_line::add_arg(desc_cmd_sett, command_line::arg_testnet_data_dir, default_testnet_data_path.string());
command_line::add_arg(desc_cmd_sett, arg_output_file);
command_line::add_arg(desc_cmd_sett, arg_testnet_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_block_stop);
command_line::add_arg(desc_cmd_sett, arg_blocks_dat);
command_line::add_arg(desc_cmd_only, command_line::arg_help);
po::options_description desc_options("Allowed options");
desc_options.add(desc_cmd_only).add(desc_cmd_sett);
po::variables_map vm;
bool r = command_line::handle_error_helper(desc_options, [&]()
{
po::store(po::parse_command_line(argc, argv, desc_options), vm);
po::notify(vm);
return true;
});
if (! r)
return 1;
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;
}
log_level = command_line::get_arg(vm, arg_log_level);
block_stop = command_line::get_arg(vm, arg_block_stop);
log_space::get_set_log_detalisation_level(true, log_level);
log_space::log_singletone::add_logger(LOGGER_CONSOLE, NULL, NULL);
LOG_PRINT_L0("Starting...");
LOG_PRINT_L0("Setting log level = " << log_level);
bool opt_testnet = command_line::get_arg(vm, arg_testnet_on);
bool opt_blocks_dat = command_line::get_arg(vm, arg_blocks_dat);
std::string m_config_folder;
auto data_dir_arg = opt_testnet ? command_line::arg_testnet_data_dir : command_line::arg_data_dir;
m_config_folder = command_line::get_arg(vm, data_dir_arg);
std::string db_type = command_line::get_arg(vm, arg_database);
if (db_types_all.count(db_type) == 0)
{
std::cerr << "Invalid database type: " << db_type << std::endl;
return 1;
}
#if !defined(BERKELEY_DB)
if (db_type == "berkeley")
{
LOG_ERROR("BerkeleyDB support disabled.");
return false;
}
#endif
if (command_line::has_arg(vm, arg_output_file))
output_file_path = boost::filesystem::path(command_line::get_arg(vm, arg_output_file));
else
output_file_path = boost::filesystem::path(m_config_folder) / "export" / BLOCKCHAIN_RAW;
LOG_PRINT_L0("Export output file: " << output_file_path.string());
// If we wanted to use the memory pool, we would set up a fake_core.
#if SOURCE_DB == DB_MEMORY
// blockchain_storage* core_storage = NULL;
// tx_memory_pool m_mempool(*core_storage); // is this fake anyway? just passing in NULL! so m_mempool can't be used anyway, right?
// core_storage = new blockchain_storage(&m_mempool);
blockchain_storage* core_storage = new blockchain_storage(NULL);
LOG_PRINT_L0("Initializing source blockchain (in-memory database)");
r = core_storage->init(m_config_folder, opt_testnet);
#else
// 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)");
Blockchain* core_storage = NULL;
tx_memory_pool m_mempool(*core_storage);
core_storage = new Blockchain(m_mempool);
int db_flags = 0;
BlockchainDB* db = nullptr;
if (db_type == "lmdb")
{
db_flags |= MDB_RDONLY;
db = new BlockchainLMDB();
}
#if defined(BERKELEY_DB)
else if (db_type == "berkeley")
db = new BlockchainBDB();
#endif
else
{
LOG_ERROR("Attempted to use non-existent database type: " << db_type);
throw tools::runtime_error("Attempting to use non-existent database type");
}
LOG_PRINT_L0("database: " << db_type);
boost::filesystem::path folder(m_config_folder);
folder /= db->get_db_name();
const std::string filename = folder.string();
LOG_PRINT_L0("Loading blockchain from folder " << filename << " ...");
try
{
db->open(filename, db_flags);
}
catch (const std::exception& e)
{
LOG_PRINT_L0("Error opening database: " << e.what());
return 1;
}
r = core_storage->init(db, opt_testnet);
#endif
CHECK_AND_ASSERT_MES(r, false, "Failed to initialize source blockchain storage");
LOG_PRINT_L0("Source blockchain storage initialized OK");
LOG_PRINT_L0("Exporting blockchain raw data...");
if (opt_blocks_dat)
{
BlocksdatFile blocksdat;
r = blocksdat.store_blockchain_raw(core_storage, NULL, output_file_path, block_stop);
}
else
{
BootstrapFile bootstrap;
r = bootstrap.store_blockchain_raw(core_storage, NULL, output_file_path, block_stop);
}
CHECK_AND_ASSERT_MES(r, false, "Failed to export blockchain raw data");
LOG_PRINT_L0("Blockchain raw data exported OK");
}
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