int main(int argc, char* argv[])
{
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<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_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 << CRYPTONOTE_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);
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);
BlockchainDB* db = new BlockchainLMDB();
boost::filesystem::path folder(m_config_folder);
folder /= db->get_db_name();
int lmdb_flags = 0;
lmdb_flags |= MDB_RDONLY;
const std::string filename = folder.string();
LOG_PRINT_L0("Loading blockchain from folder " << filename << " ...");
try
{
db->open(filename, lmdb_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");
}
int main(int argc, char* argv[])
{
#if defined(BLOCKCHAIN_DB) && (BLOCKCHAIN_DB == DB_MEMORY)
std::string default_db_engine = "memory";
#else
std::string default_db_engine = "lmdb";
#endif
uint32_t log_level = LOG_LEVEL_0;
uint64_t num_blocks = 0;
uint64_t block_stop = 0;
std::string m_config_folder;
std::string db_arg_str;
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"};
std::string import_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_input_file = {"input-file", "Specify input 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<uint64_t> arg_batch_size = {"batch-size", "", db_batch_size};
const command_line::arg_descriptor<uint64_t> arg_pop_blocks = {"pop-blocks", "Remove blocks from end of blockchain", num_blocks};
const command_line::arg_descriptor<bool> arg_testnet_on = {
"testnet"
, "Run on testnet."
, false
};
const command_line::arg_descriptor<bool> arg_count_blocks = {
"count-blocks"
, "Count blocks in bootstrap file and exit"
, false
};
const command_line::arg_descriptor<std::string> arg_database = {
"database", "available: memory, lmdb"
, default_db_engine
};
const command_line::arg_descriptor<bool> arg_verify = {"verify",
"Verify blocks and transactions during import", true};
const command_line::arg_descriptor<bool> arg_batch = {"batch",
"Batch transactions for faster import", true};
const command_line::arg_descriptor<bool> arg_resume = {"resume",
"Resume from current height if output database already exists", true};
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_input_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_batch_size);
command_line::add_arg(desc_cmd_sett, arg_block_stop);
command_line::add_arg(desc_cmd_only, arg_count_blocks);
command_line::add_arg(desc_cmd_only, arg_pop_blocks);
command_line::add_arg(desc_cmd_only, command_line::arg_help);
// call add_options() directly for these arguments since
// command_line helpers support only boolean switch, not boolean argument
desc_cmd_sett.add_options()
(arg_verify.name, make_semantic(arg_verify), arg_verify.description)
(arg_batch.name, make_semantic(arg_batch), arg_batch.description)
(arg_resume.name, make_semantic(arg_resume), arg_resume.description)
;
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;
log_level = command_line::get_arg(vm, arg_log_level);
opt_verify = command_line::get_arg(vm, arg_verify);
opt_batch = command_line::get_arg(vm, arg_batch);
opt_resume = command_line::get_arg(vm, arg_resume);
block_stop = command_line::get_arg(vm, arg_block_stop);
db_batch_size = command_line::get_arg(vm, arg_batch_size);
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;
}
if (! opt_batch && ! vm["batch-size"].defaulted())
{
std::cerr << "Error: batch-size set, but batch option not enabled" << ENDL;
return 1;
}
if (! db_batch_size)
{
std::cerr << "Error: batch-size must be > 0" << ENDL;
return 1;
}
if (opt_verify && vm["batch-size"].defaulted())
{
// usually want batch size default lower if verify on, so progress can be
// frequently saved.
//
// currently, with Windows, default batch size is low, so ignore
// default db_batch_size_verify unless it's even lower
if (db_batch_size > db_batch_size_verify)
{
db_batch_size = db_batch_size_verify;
}
}
std::vector<std::string> db_engines {"memory", "lmdb"};
opt_testnet = command_line::get_arg(vm, arg_testnet_on);
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);
db_arg_str = command_line::get_arg(vm, arg_database);
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);
boost::filesystem::path fs_import_file_path;
if (command_line::has_arg(vm, arg_input_file))
fs_import_file_path = boost::filesystem::path(command_line::get_arg(vm, arg_input_file));
else
fs_import_file_path = boost::filesystem::path(m_config_folder) / "export" / BLOCKCHAIN_RAW;
import_file_path = fs_import_file_path.string();
if (command_line::has_arg(vm, arg_count_blocks))
{
BootstrapFile bootstrap;
bootstrap.count_blocks(import_file_path);
return 0;
}
std::string db_engine;
int mdb_flags = 0;
int res = 0;
res = parse_db_arguments(db_arg_str, db_engine, mdb_flags);
if (res)
{
std::cerr << "Error parsing database argument(s)" << ENDL;
return 1;
}
if (std::find(db_engines.begin(), db_engines.end(), db_engine) == db_engines.end())
{
std::cerr << "Invalid database engine: " << db_engine << std::endl;
return 1;
}
LOG_PRINT_L0("database: " << db_engine);
LOG_PRINT_L0("verify: " << std::boolalpha << opt_verify << std::noboolalpha);
if (opt_batch)
{
LOG_PRINT_L0("batch: " << std::boolalpha << opt_batch << std::noboolalpha
<< " batch size: " << db_batch_size);
}
else
{
LOG_PRINT_L0("batch: " << std::boolalpha << opt_batch << std::noboolalpha);
}
LOG_PRINT_L0("resume: " << std::boolalpha << opt_resume << std::noboolalpha);
LOG_PRINT_L0("testnet: " << std::boolalpha << opt_testnet << std::noboolalpha);
LOG_PRINT_L0("bootstrap file path: " << import_file_path);
LOG_PRINT_L0("database path: " << m_config_folder);
try
{
// fake_core needed for verification to work when enabled.
//
// NOTE: don't need fake_core method of doing things when we're going to call
// BlockchainDB add_block() directly and have available the 3 block
// properties to do so. Both ways work, but fake core isn't necessary in that
// circumstance.
// for multi_db_runtime:
#if !defined(BLOCKCHAIN_DB)
if (db_engine == "lmdb")
{
fake_core_lmdb simple_core(m_config_folder, opt_testnet, opt_batch, mdb_flags);
import_from_file(simple_core, import_file_path, block_stop);
}
else if (db_engine == "memory")
{
fake_core_memory simple_core(m_config_folder, opt_testnet);
import_from_file(simple_core, import_file_path, block_stop);
}
else
{
std::cerr << "database engine unrecognized" << ENDL;
return 1;
}
// for multi_db_compile:
#else
if (db_engine != default_db_engine)
{
std::cerr << "Invalid database engine for compiled version: " << db_engine << std::endl;
return 1;
}
#if BLOCKCHAIN_DB == DB_LMDB
fake_core_lmdb simple_core(m_config_folder, opt_testnet, opt_batch, mdb_flags);
#else
fake_core_memory simple_core(m_config_folder, opt_testnet);
#endif
if (! vm["pop-blocks"].defaulted())
{
num_blocks = command_line::get_arg(vm, arg_pop_blocks);
LOG_PRINT_L0("height: " << simple_core.m_storage.get_current_blockchain_height());
pop_blocks(simple_core, num_blocks);
LOG_PRINT_L0("height: " << simple_core.m_storage.get_current_blockchain_height());
return 0;
}
import_from_file(simple_core, import_file_path, block_stop);
#endif
}
catch (const DB_ERROR& e)
{
std::cout << std::string("Error loading blockchain db: ") + e.what() + " -- shutting down now" << ENDL;
return 1;
}
// destructors called at exit:
//
// ensure db closed
// - transactions properly checked and handled
// - disk sync if needed
//
// fake_core object's destructor is called when it goes out of scope. For an
// LMDB fake_core, it calls Blockchain::deinit() on its object, which in turn
// calls delete on its BlockchainDB derived class' object, which closes its
// files.
return 0;
}
int main(int argc, char* argv[])
{
TRY_ENTRY();
epee::string_tools::set_module_name_and_folder(argv[0]);
std::string default_db_type = "lmdb";
std::string available_dbs = cryptonote::blockchain_db_types(", ");
available_dbs = "available: " + available_dbs;
uint32_t log_level = 0;
uint64_t num_blocks = 0;
uint64_t block_stop = 0;
std::string m_config_folder;
std::string db_arg_str;
tools::on_startup();
std::string import_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_input_file = {"input-file", "Specify input file", "", true};
const command_line::arg_descriptor<std::string> arg_log_level = {"log-level", "0-4 or categories", ""};
const command_line::arg_descriptor<uint64_t> arg_block_stop = {"block-stop", "Stop at block number", block_stop};
const command_line::arg_descriptor<uint64_t> arg_batch_size = {"batch-size", "", db_batch_size};
const command_line::arg_descriptor<uint64_t> arg_pop_blocks = {"pop-blocks", "Remove blocks from end of blockchain", num_blocks};
const command_line::arg_descriptor<bool> arg_drop_hf = {"drop-hard-fork", "Drop hard fork subdbs", false};
const command_line::arg_descriptor<bool> arg_count_blocks = {
"count-blocks"
, "Count blocks in bootstrap file and exit"
, 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_noverify = {"dangerous-unverified-import",
"Blindly trust the import file and use potentially malicious blocks and transactions during import (only enable if you exported the file yourself)", false};
const command_line::arg_descriptor<bool> arg_batch = {"batch",
"Batch transactions for faster import", true};
const command_line::arg_descriptor<bool> arg_resume = {"resume",
"Resume from current height if output database already exists", true};
command_line::add_arg(desc_cmd_sett, arg_input_file);
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_batch_size);
command_line::add_arg(desc_cmd_sett, arg_block_stop);
command_line::add_arg(desc_cmd_only, arg_count_blocks);
command_line::add_arg(desc_cmd_only, arg_pop_blocks);
command_line::add_arg(desc_cmd_only, arg_drop_hf);
command_line::add_arg(desc_cmd_only, command_line::arg_help);
// call add_options() directly for these arguments since
// command_line helpers support only boolean switch, not boolean argument
desc_cmd_sett.add_options()
(arg_noverify.name, make_semantic(arg_noverify), arg_noverify.description)
(arg_batch.name, make_semantic(arg_batch), arg_batch.description)
(arg_resume.name, make_semantic(arg_resume), arg_resume.description)
;
po::options_description desc_options("Allowed options");
desc_options.add(desc_cmd_only).add(desc_cmd_sett);
cryptonote::core::init_options(desc_options);
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;
opt_verify = !command_line::get_arg(vm, arg_noverify);
opt_batch = command_line::get_arg(vm, arg_batch);
opt_resume = command_line::get_arg(vm, arg_resume);
block_stop = command_line::get_arg(vm, arg_block_stop);
db_batch_size = command_line::get_arg(vm, arg_batch_size);
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;
}
if (! opt_batch && !command_line::is_arg_defaulted(vm, arg_batch_size))
{
std::cerr << "Error: batch-size set, but batch option not enabled" << ENDL;
return 1;
}
if (! db_batch_size)
{
std::cerr << "Error: batch-size must be > 0" << ENDL;
return 1;
}
if (opt_verify && command_line::is_arg_defaulted(vm, arg_batch_size))
{
// usually want batch size default lower if verify on, so progress can be
// frequently saved.
//
// currently, with Windows, default batch size is low, so ignore
// default db_batch_size_verify unless it's even lower
if (db_batch_size > db_batch_size_verify)
{
db_batch_size = db_batch_size_verify;
}
}
opt_testnet = command_line::get_arg(vm, cryptonote::arg_testnet_on);
opt_stagenet = command_line::get_arg(vm, cryptonote::arg_stagenet_on);
if (opt_testnet && opt_stagenet)
{
std::cerr << "Error: Can't specify more than one of --testnet and --stagenet" << ENDL;
return 1;
}
m_config_folder = command_line::get_arg(vm, cryptonote::arg_data_dir);
db_arg_str = command_line::get_arg(vm, arg_database);
mlog_configure(mlog_get_default_log_path("monero-blockchain-import.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());
MINFO("Starting...");
boost::filesystem::path fs_import_file_path;
if (command_line::has_arg(vm, arg_input_file))
fs_import_file_path = boost::filesystem::path(command_line::get_arg(vm, arg_input_file));
else
fs_import_file_path = boost::filesystem::path(m_config_folder) / "export" / BLOCKCHAIN_RAW;
import_file_path = fs_import_file_path.string();
if (command_line::has_arg(vm, arg_count_blocks))
{
BootstrapFile bootstrap;
bootstrap.count_blocks(import_file_path);
return 0;
}
std::string db_type;
int db_flags = 0;
int res = 0;
res = parse_db_arguments(db_arg_str, db_type, db_flags);
if (res)
{
std::cerr << "Error parsing database argument(s)" << ENDL;
return 1;
}
if (!cryptonote::blockchain_valid_db_type(db_type))
{
std::cerr << "Invalid database type: " << db_type << std::endl;
return 1;
}
MINFO("database: " << db_type);
MINFO("database flags: " << db_flags);
MINFO("verify: " << std::boolalpha << opt_verify << std::noboolalpha);
if (opt_batch)
{
MINFO("batch: " << std::boolalpha << opt_batch << std::noboolalpha
<< " batch size: " << db_batch_size);
}
else
{
MINFO("batch: " << std::boolalpha << opt_batch << std::noboolalpha);
}
MINFO("resume: " << std::boolalpha << opt_resume << std::noboolalpha);
MINFO("nettype: " << (opt_testnet ? "testnet" : opt_stagenet ? "stagenet" : "mainnet"));
MINFO("bootstrap file path: " << import_file_path);
MINFO("database path: " << m_config_folder);
if (!opt_verify)
{
MCLOG_RED(el::Level::Warning, "global", "\n"
"Import is set to proceed WITHOUT VERIFICATION.\n"
"This is a DANGEROUS operation: if the file was tampered with in transit, or obtained from a malicious source,\n"
"you could end up with a compromised database. It is recommended to NOT use " << arg_noverify.name << ".\n"
"*****************************************************************************************\n"
"You have 90 seconds to press ^C or terminate this program before unverified import starts\n"
"*****************************************************************************************");
sleep(90);
}
cryptonote::cryptonote_protocol_stub pr; //TODO: stub only for this kind of test, make real validation of relayed objects
cryptonote::core core(&pr);
try
{
core.disable_dns_checkpoints(true);
#if defined(PER_BLOCK_CHECKPOINT)
const GetCheckpointsCallback& get_checkpoints = blocks::GetCheckpointsData;
#else
const GetCheckpointsCallback& get_checkpoints = nullptr;
#endif
if (!core.init(vm, nullptr, get_checkpoints))
{
std::cerr << "Failed to initialize core" << ENDL;
return 1;
}
core.get_blockchain_storage().get_db().set_batch_transactions(true);
if (!command_line::is_arg_defaulted(vm, arg_pop_blocks))
{
num_blocks = command_line::get_arg(vm, arg_pop_blocks);
MINFO("height: " << core.get_blockchain_storage().get_current_blockchain_height());
pop_blocks(core, num_blocks);
MINFO("height: " << core.get_blockchain_storage().get_current_blockchain_height());
return 0;
}
if (!command_line::is_arg_defaulted(vm, arg_drop_hf))
{
MINFO("Dropping hard fork tables...");
core.get_blockchain_storage().get_db().drop_hard_fork_info();
core.deinit();
return 0;
}
import_from_file(core, import_file_path, block_stop);
// ensure db closed
// - transactions properly checked and handled
// - disk sync if needed
//
core.deinit();
}
catch (const DB_ERROR& e)
{
std::cout << std::string("Error loading blockchain db: ") + e.what() + " -- shutting down now" << ENDL;
core.deinit();
return 1;
}
return 0;
CATCH_ENTRY("Import error", 1);
}
int import_from_file(FakeCore& simple_core, const std::string& import_file_path, uint64_t block_stop=0)
{
#if !defined(BLOCKCHAIN_DB)
static_assert(std::is_same<fake_core_memory, FakeCore>::value || std::is_same<fake_core_lmdb, FakeCore>::value,
"FakeCore constraint error");
#endif
#if !defined(BLOCKCHAIN_DB) || (BLOCKCHAIN_DB == DB_LMDB)
if (std::is_same<fake_core_lmdb, FakeCore>::value)
{
// Reset stats, in case we're using newly created db, accumulating stats
// from addition of genesis block.
// This aligns internal db counts with importer counts.
simple_core.m_storage.get_db().reset_stats();
}
#endif
boost::filesystem::path fs_import_file_path(import_file_path);
boost::system::error_code ec;
if (!boost::filesystem::exists(fs_import_file_path, ec))
{
LOG_PRINT_L0("bootstrap file not found: " << fs_import_file_path);
return false;
}
BootstrapFile bootstrap;
// BootstrapFile bootstrap(import_file_path);
uint64_t total_source_blocks = bootstrap.count_blocks(import_file_path);
LOG_PRINT_L0("bootstrap file last block number: " << total_source_blocks-1 << " (zero-based height) total blocks: " << total_source_blocks);
std::cout << ENDL;
std::cout << "Preparing to read blocks..." << ENDL;
std::cout << ENDL;
std::ifstream import_file;
import_file.open(import_file_path, std::ios_base::binary | std::ifstream::in);
uint64_t h = 0;
uint64_t num_imported = 0;
if (import_file.fail())
{
LOG_PRINT_L0("import_file.open() fail");
return false;
}
// 4 byte magic + (currently) 1024 byte header structures
bootstrap.seek_to_first_chunk(import_file);
std::string str1;
char buffer1[1024];
char buffer_block[BUFFER_SIZE];
block b;
transaction tx;
int quit = 0;
uint64_t bytes_read = 0;
uint64_t start_height = 1;
if (opt_resume)
start_height = simple_core.m_storage.get_current_blockchain_height();
// Note that a new blockchain will start with block number 0 (total blocks: 1)
// due to genesis block being added at initialization.
if (! block_stop)
{
block_stop = total_source_blocks - 1;
}
// These are what we'll try to use, and they don't have to be a determination
// from source and destination blockchains, but those are the defaults.
LOG_PRINT_L0("start block: " << start_height << " stop block: " <<
block_stop);
bool use_batch = false;
if (opt_batch)
{
if (simple_core.support_batch)
use_batch = true;
else
LOG_PRINT_L0("WARNING: batch transactions enabled but unsupported or unnecessary for this database engine - ignoring");
}
if (use_batch)
simple_core.batch_start(db_batch_size);
LOG_PRINT_L0("Reading blockchain from bootstrap file...");
std::cout << ENDL;
// Within the loop, we skip to start_height before we start adding.
// TODO: Not a bottleneck, but we can use what's done in count_blocks() and
// only do the chunk size reads, skipping the chunk content reads until we're
// at start_height.
while (! quit)
{
uint32_t chunk_size;
import_file.read(buffer1, sizeof(chunk_size));
// TODO: bootstrap.read_chunk();
if (! import_file) {
std::cout << refresh_string;
LOG_PRINT_L0("End of file reached");
quit = 1;
break;
}
bytes_read += sizeof(chunk_size);
str1.assign(buffer1, sizeof(chunk_size));
if (! ::serialization::parse_binary(str1, chunk_size))
{
throw std::runtime_error("Error in deserialization of chunk size");
}
LOG_PRINT_L3("chunk_size: " << chunk_size);
if (chunk_size > BUFFER_SIZE)
{
LOG_PRINT_L0("WARNING: chunk_size " << chunk_size << " > BUFFER_SIZE " << BUFFER_SIZE);
throw std::runtime_error("Aborting: chunk size exceeds buffer size");
}
if (chunk_size > 100000)
{
LOG_PRINT_L0("NOTE: chunk_size " << chunk_size << " > 100000");
}
else if (chunk_size == 0) {
LOG_PRINT_L0("ERROR: chunk_size == 0");
return 2;
}
import_file.read(buffer_block, chunk_size);
if (! import_file) {
LOG_PRINT_L0("ERROR: unexpected end of file: bytes read before error: "
<< import_file.gcount() << " of chunk_size " << chunk_size);
return 2;
}
bytes_read += chunk_size;
LOG_PRINT_L3("Total bytes read: " << bytes_read);
if (h + NUM_BLOCKS_PER_CHUNK < start_height + 1)
{
h += NUM_BLOCKS_PER_CHUNK;
continue;
}
if (h > block_stop)
{
std::cout << refresh_string << "block " << h-1
<< " / " << block_stop
<< std::flush;
std::cout << ENDL << ENDL;
LOG_PRINT_L0("Specified block number reached - stopping. block: " << h-1 << " total blocks: " << h);
quit = 1;
break;
}
try
{
str1.assign(buffer_block, chunk_size);
bootstrap::block_package bp;
if (! ::serialization::parse_binary(str1, bp))
throw std::runtime_error("Error in deserialization of chunk");
int display_interval = 1000;
int progress_interval = 10;
// NOTE: use of NUM_BLOCKS_PER_CHUNK is a placeholder in case multi-block chunks are later supported.
for (int chunk_ind = 0; chunk_ind < NUM_BLOCKS_PER_CHUNK; ++chunk_ind)
{
++h;
if ((h-1) % display_interval == 0)
{
std::cout << refresh_string;
LOG_PRINT_L0("loading block number " << h-1);
}
else
{
LOG_PRINT_L3("loading block number " << h-1);
}
b = bp.block;
LOG_PRINT_L2("block prev_id: " << b.prev_id << ENDL);
if ((h-1) % progress_interval == 0)
{
std::cout << refresh_string << "block " << h-1
<< " / " << block_stop
<< std::flush;
}
std::vector<transaction> txs;
std::vector<transaction> archived_txs;
archived_txs = bp.txs;
// std::cout << refresh_string;
// LOG_PRINT_L1("txs: " << archived_txs.size());
// if archived_txs is invalid
// {
// std::cout << refresh_string;
// LOG_PRINT_RED_L0("exception while de-archiving txs, height=" << h);
// quit = 1;
// break;
// }
// tx number 1: coinbase tx
// tx number 2 onwards: archived_txs
unsigned int tx_num = 1;
for (const transaction& tx : archived_txs)
{
++tx_num;
// if tx is invalid
// {
// LOG_PRINT_RED_L0("exception while indexing tx from txs, height=" << h <<", tx_num=" << tx_num);
// quit = 1;
// break;
// }
// std::cout << refresh_string;
// LOG_PRINT_L1("tx hash: " << get_transaction_hash(tx));
// crypto::hash hsh = null_hash;
// size_t blob_size = 0;
// NOTE: all tx hashes except for coinbase tx are available in the block data
// get_transaction_hash(tx, hsh, blob_size);
// LOG_PRINT_L0("tx " << tx_num << " " << hsh << " : " << ENDL);
// LOG_PRINT_L0(obj_to_json_str(tx) << ENDL);
// add blocks with verification.
// for Blockchain and blockchain_storage add_new_block().
if (opt_verify)
{
// crypto::hash hsh = null_hash;
// size_t blob_size = 0;
// get_transaction_hash(tx, hsh, blob_size);
// we'd need to get the starting heights from the daemon
// to be correct once voting kicks in
uint64_t v2height = opt_testnet ? 624634 : 1009827;
uint8_t version = h < v2height ? 1 : 2;
tx_verification_context tvc = AUTO_VAL_INIT(tvc);
bool r = true;
r = simple_core.m_pool.add_tx(tx, tvc, true, true, version);
if (!r)
{
LOG_PRINT_RED_L0("failed to add transaction to transaction pool, height=" << h <<", tx_num=" << tx_num);
quit = 1;
break;
}
}
else
{
// for add_block() method, without (much) processing.
// don't add coinbase transaction to txs.
//
// because add_block() calls
// add_transaction(blk_hash, blk.miner_tx) first, and
// then a for loop for the transactions in txs.
txs.push_back(tx);
}
}
if (opt_verify)
{
block_verification_context bvc = boost::value_initialized<block_verification_context>();
simple_core.m_storage.add_new_block(b, bvc);
if (bvc.m_verifivation_failed)
{
LOG_PRINT_L0("Failed to add block to blockchain, verification failed, height = " << h);
LOG_PRINT_L0("skipping rest of file");
// ok to commit previously batched data because it failed only in
// verification of potential new block with nothing added to batch
// yet
quit = 1;
break;
}
if (! bvc.m_added_to_main_chain)
{
LOG_PRINT_L0("Failed to add block to blockchain, height = " << h);
LOG_PRINT_L0("skipping rest of file");
// make sure we don't commit partial block data
quit = 2;
break;
}
}
else
{
size_t block_size;
difficulty_type cumulative_difficulty;
uint64_t coins_generated;
block_size = bp.block_size;
cumulative_difficulty = bp.cumulative_difficulty;
coins_generated = bp.coins_generated;
// std::cout << refresh_string;
// LOG_PRINT_L2("block_size: " << block_size);
// LOG_PRINT_L2("cumulative_difficulty: " << cumulative_difficulty);
// LOG_PRINT_L2("coins_generated: " << coins_generated);
try
{
simple_core.add_block(b, block_size, cumulative_difficulty, coins_generated, txs);
}
catch (const std::exception& e)
{
std::cout << refresh_string;
LOG_PRINT_RED_L0("Error adding block to blockchain: " << e.what());
quit = 2; // make sure we don't commit partial block data
break;
}
}
++num_imported;
if (use_batch)
{
if ((h-1) % db_batch_size == 0)
{
std::cout << refresh_string;
// zero-based height
std::cout << ENDL << "[- batch commit at height " << h-1 << " -]" << ENDL;
simple_core.batch_stop();
simple_core.batch_start(db_batch_size);
std::cout << ENDL;
#if !defined(BLOCKCHAIN_DB) || (BLOCKCHAIN_DB == DB_LMDB)
simple_core.m_storage.get_db().show_stats();
#endif
}
}
}
}
catch (const std::exception& e)
{
std::cout << refresh_string;
LOG_PRINT_RED_L0("exception while reading from file, height=" << h);
return 2;
}
} // while
import_file.close();
if (use_batch)
{
if (quit > 1)
{
// There was an error, so don't commit pending data.
// Destructor will abort write txn.
}
else
{
simple_core.batch_stop();
}
#if !defined(BLOCKCHAIN_DB) || (BLOCKCHAIN_DB == DB_LMDB)
simple_core.m_storage.get_db().show_stats();
#endif
LOG_PRINT_L0("Number of blocks imported: " << num_imported);
if (h > 0)
// TODO: if there was an error, the last added block is probably at zero-based height h-2
LOG_PRINT_L0("Finished at block: " << h-1 << " total blocks: " << h);
}
std::cout << ENDL;
return 0;
}
int import_from_file(cryptonote::core& core, const std::string& import_file_path, uint64_t block_stop=0)
{
// Reset stats, in case we're using newly created db, accumulating stats
// from addition of genesis block.
// This aligns internal db counts with importer counts.
core.get_blockchain_storage().get_db().reset_stats();
boost::filesystem::path fs_import_file_path(import_file_path);
boost::system::error_code ec;
if (!boost::filesystem::exists(fs_import_file_path, ec))
{
MFATAL("bootstrap file not found: " << fs_import_file_path);
return false;
}
uint64_t start_height = 1, seek_height;
if (opt_resume)
start_height = core.get_blockchain_storage().get_current_blockchain_height();
seek_height = start_height;
BootstrapFile bootstrap;
std::streampos pos;
// BootstrapFile bootstrap(import_file_path);
uint64_t total_source_blocks = bootstrap.count_blocks(import_file_path, pos, seek_height);
MINFO("bootstrap file last block number: " << total_source_blocks-1 << " (zero-based height) total blocks: " << total_source_blocks);
if (total_source_blocks-1 <= start_height)
{
return false;
}
std::cout << ENDL;
std::cout << "Preparing to read blocks..." << ENDL;
std::cout << ENDL;
std::ifstream import_file;
import_file.open(import_file_path, std::ios_base::binary | std::ifstream::in);
uint64_t h = 0;
uint64_t num_imported = 0;
if (import_file.fail())
{
MFATAL("import_file.open() fail");
return false;
}
// 4 byte magic + (currently) 1024 byte header structures
uint8_t major_version, minor_version;
bootstrap.seek_to_first_chunk(import_file, major_version, minor_version);
std::string str1;
char buffer1[1024];
char buffer_block[BUFFER_SIZE];
block b;
transaction tx;
int quit = 0;
uint64_t bytes_read;
// Note that a new blockchain will start with block number 0 (total blocks: 1)
// due to genesis block being added at initialization.
if (! block_stop)
{
block_stop = total_source_blocks - 1;
}
// These are what we'll try to use, and they don't have to be a determination
// from source and destination blockchains, but those are the defaults.
MINFO("start block: " << start_height << " stop block: " <<
block_stop);
bool use_batch = opt_batch && !opt_verify;
MINFO("Reading blockchain from bootstrap file...");
std::cout << ENDL;
std::vector<block_complete_entry> blocks;
// Skip to start_height before we start adding.
{
bool q2 = false;
import_file.seekg(pos);
bytes_read = bootstrap.count_bytes(import_file, start_height-seek_height, h, q2);
if (q2)
{
quit = 2;
goto quitting;
}
h = start_height;
}
if (use_batch)
{
uint64_t bytes, h2;
bool q2;
pos = import_file.tellg();
bytes = bootstrap.count_bytes(import_file, db_batch_size, h2, q2);
if (import_file.eof())
import_file.clear();
import_file.seekg(pos);
core.get_blockchain_storage().get_db().batch_start(db_batch_size, bytes);
}
while (! quit)
{
uint32_t chunk_size;
import_file.read(buffer1, sizeof(chunk_size));
// TODO: bootstrap.read_chunk();
if (! import_file) {
std::cout << refresh_string;
MINFO("End of file reached");
quit = 1;
break;
}
bytes_read += sizeof(chunk_size);
str1.assign(buffer1, sizeof(chunk_size));
if (! ::serialization::parse_binary(str1, chunk_size))
{
throw std::runtime_error("Error in deserialization of chunk size");
}
MDEBUG("chunk_size: " << chunk_size);
if (chunk_size > BUFFER_SIZE)
{
MWARNING("WARNING: chunk_size " << chunk_size << " > BUFFER_SIZE " << BUFFER_SIZE);
throw std::runtime_error("Aborting: chunk size exceeds buffer size");
}
if (chunk_size > CHUNK_SIZE_WARNING_THRESHOLD)
{
MINFO("NOTE: chunk_size " << chunk_size << " > " << CHUNK_SIZE_WARNING_THRESHOLD);
}
else if (chunk_size == 0) {
MFATAL("ERROR: chunk_size == 0");
return 2;
}
import_file.read(buffer_block, chunk_size);
if (! import_file) {
if (import_file.eof())
{
std::cout << refresh_string;
MINFO("End of file reached - file was truncated");
quit = 1;
break;
}
else
{
MFATAL("ERROR: unexpected end of file: bytes read before error: "
<< import_file.gcount() << " of chunk_size " << chunk_size);
return 2;
}
}
bytes_read += chunk_size;
MDEBUG("Total bytes read: " << bytes_read);
if (h > block_stop)
{
std::cout << refresh_string << "block " << h-1
<< " / " << block_stop
<< "\r" << std::flush;
std::cout << ENDL << ENDL;
MINFO("Specified block number reached - stopping. block: " << h-1 << " total blocks: " << h);
quit = 1;
break;
}
try
{
str1.assign(buffer_block, chunk_size);
bootstrap::block_package bp;
bool res;
if (major_version == 0)
{
bootstrap::block_package_1 bp1;
res = ::serialization::parse_binary(str1, bp1);
if (res)
{
bp.block = std::move(bp1.block);
bp.txs = std::move(bp1.txs);
bp.block_weight = bp1.block_weight;
bp.cumulative_difficulty = bp1.cumulative_difficulty;
bp.coins_generated = bp1.coins_generated;
}
}
else
res = ::serialization::parse_binary(str1, bp);
if (!res)
throw std::runtime_error("Error in deserialization of chunk");
int display_interval = 1000;
int progress_interval = 10;
// NOTE: use of NUM_BLOCKS_PER_CHUNK is a placeholder in case multi-block chunks are later supported.
for (int chunk_ind = 0; chunk_ind < NUM_BLOCKS_PER_CHUNK; ++chunk_ind)
{
++h;
if ((h-1) % display_interval == 0)
{
std::cout << refresh_string;
MDEBUG("loading block number " << h-1);
}
else
{
MDEBUG("loading block number " << h-1);
}
b = bp.block;
MDEBUG("block prev_id: " << b.prev_id << ENDL);
if ((h-1) % progress_interval == 0)
{
std::cout << refresh_string << "block " << h-1
<< " / " << block_stop
<< "\r" << std::flush;
}
if (opt_verify)
{
cryptonote::blobdata block;
cryptonote::block_to_blob(bp.block, block);
std::vector<cryptonote::blobdata> txs;
for (const auto &tx: bp.txs)
{
txs.push_back(cryptonote::blobdata());
cryptonote::tx_to_blob(tx, txs.back());
}
blocks.push_back({block, txs});
int ret = check_flush(core, blocks, false);
if (ret)
{
quit = 2; // make sure we don't commit partial block data
break;
}
}
else
{
std::vector<std::pair<transaction, blobdata>> txs;
std::vector<transaction> archived_txs;
archived_txs = bp.txs;
// tx number 1: coinbase tx
// tx number 2 onwards: archived_txs
for (const transaction &tx : archived_txs)
{
// add blocks with verification.
// for Blockchain and blockchain_storage add_new_block().
// for add_block() method, without (much) processing.
// don't add coinbase transaction to txs.
//
// because add_block() calls
// add_transaction(blk_hash, blk.miner_tx) first, and
// then a for loop for the transactions in txs.
txs.push_back(std::make_pair(tx, tx_to_blob(tx)));
}
size_t block_weight;
difficulty_type cumulative_difficulty;
uint64_t coins_generated;
block_weight = bp.block_weight;
cumulative_difficulty = bp.cumulative_difficulty;
coins_generated = bp.coins_generated;
try
{
uint64_t long_term_block_weight = core.get_blockchain_storage().get_next_long_term_block_weight(block_weight);
core.get_blockchain_storage().get_db().add_block(std::make_pair(b, block_to_blob(b)), block_weight, long_term_block_weight, cumulative_difficulty, coins_generated, txs);
}
catch (const std::exception& e)
{
std::cout << refresh_string;
MFATAL("Error adding block to blockchain: " << e.what());
quit = 2; // make sure we don't commit partial block data
break;
}
if (use_batch)
{
if ((h-1) % db_batch_size == 0)
{
uint64_t bytes, h2;
bool q2;
std::cout << refresh_string;
// zero-based height
std::cout << ENDL << "[- batch commit at height " << h-1 << " -]" << ENDL;
core.get_blockchain_storage().get_db().batch_stop();
pos = import_file.tellg();
bytes = bootstrap.count_bytes(import_file, db_batch_size, h2, q2);
import_file.seekg(pos);
core.get_blockchain_storage().get_db().batch_start(db_batch_size, bytes);
std::cout << ENDL;
core.get_blockchain_storage().get_db().show_stats();
}
}
}
++num_imported;
}
}
catch (const std::exception& e)
{
std::cout << refresh_string;
MFATAL("exception while reading from file, height=" << h << ": " << e.what());
return 2;
}
} // while
quitting:
import_file.close();
if (opt_verify)
{
int ret = check_flush(core, blocks, true);
if (ret)
return ret;
}
if (use_batch)
{
if (quit > 1)
{
// There was an error, so don't commit pending data.
// Destructor will abort write txn.
}
else
{
core.get_blockchain_storage().get_db().batch_stop();
}
}
core.get_blockchain_storage().get_db().show_stats();
MINFO("Number of blocks imported: " << num_imported);
if (h > 0)
// TODO: if there was an error, the last added block is probably at zero-based height h-2
MINFO("Finished at block: " << h-1 << " total blocks: " << h);
std::cout << ENDL;
return 0;
}