// Copyright (c) 2014-2015, 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 "cryptonote_core/cryptonote_basic.h"
#include "cryptonote_core/blockchain_storage.h"
#include "cryptonote_core/blockchain.h"
#include "blockchain_db/blockchain_db.h"
#include "blockchain_db/lmdb/db_lmdb.h"
#ifdef BERKELEY_DB
#include "blockchain_db/berkeleydb/db_bdb.h"
#endif
#include "blockchain_utilities.h"
#include "common/command_line.h"
#include "version.h"
unsigned int epee::g_test_dbg_lock_sleep = 0;
namespace po = boost::program_options;
using namespace epee; // log_space
using namespace cryptonote;
struct DumpContext {
std::ofstream &f;
size_t level;
std::vector<std::string> close;
DumpContext(std::ofstream &f): f(f), level(0) {}
};
template<typename S> static void start_compound(DumpContext &d, S key, bool array, bool print = false)
{
if (print)
LOG_PRINT_L0("Dumping " << key << "...");
d.f << std::string(d.level*2, ' ');
d.f << "\"" << key << "\": " << (array ? "[" : "{") << " \n";
d.close.push_back(array ? "]" : "}");
d.level++;
}
template<typename S> static void start_array(DumpContext &d, S key, bool print = false) { start_compound(d, key, true, print); }
template<typename S> static void start_struct(DumpContext &d, S key, bool print = false) { start_compound(d, key, false, print); }
static void end_compound(DumpContext &d)
{
d.level--;
d.f << std::string(d.level*2, ' ');
d.f << d.close.back() << ",\n";
d.close.pop_back();
}
template<typename S, typename T> static void write_pod(DumpContext &d, S key, const T &t)
{
d.f << std::string(d.level*2, ' ');
d.f << "\"" << key << "\": ";
d.f << t;
d.f << ",\n";
}
template<typename T> static void write_pod(DumpContext &d, const T &t)
{
d.f << std::string(d.level*2, ' ');
d.f << t;
d.f << ",\n";
}
int main(int argc, char* argv[])
{
uint32_t log_level = 0;
uint64_t block_stop = 0;
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};
#if SOURCE_DB != DB_MEMORY
const command_line::arg_descriptor<std::string> arg_db_type = {
"db-type"
, "Specify database type"
, DEFAULT_DB_TYPE
};
const command_line::arg_descriptor<bool> arg_include_db_only_data = {
"include-db-only-data"
, "Include data that is only in a database version."
, false
};
#endif
const command_line::arg_descriptor<bool> arg_testnet_on = {
"testnet"
, "Run on testnet."
, false
};
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);
#if SOURCE_DB != DB_MEMORY
command_line::add_arg(desc_cmd_sett, arg_db_type);
command_line::add_arg(desc_cmd_sett, arg_include_db_only_data);
#endif
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_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);
#if SOURCE_DB != DB_MEMORY
bool opt_include_db_only_data = command_line::get_arg(vm, arg_include_db_only_data);
#endif
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) / "dump" / "blockchain.json";
LOG_PRINT_L0("Export output file: " << output_file_path.string());
const boost::filesystem::path dir_path = output_file_path.parent_path();
if (!dir_path.empty())
{
if (boost::filesystem::exists(dir_path))
{
if (!boost::filesystem::is_directory(dir_path))
{
LOG_PRINT_RED_L0("dump directory path is a file: " << dir_path);
return 1;
}
}
else
{
if (!boost::filesystem::create_directory(dir_path))
{
LOG_PRINT_RED_L0("Failed to create directory " << dir_path);
return 1;
}
}
}
std::ofstream raw_data_file;
raw_data_file.open(output_file_path.string(), std::ios_base::out | std::ios::trunc);
if (raw_data_file.fail())
return 1;
// 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;
int mdb_flags = 0;
std::string db_type = command_line::get_arg(vm, arg_db_type);
if (db_type.empty() || db_type == "lmdb")
{
db = new BlockchainLMDB();
mdb_flags |= MDB_RDONLY;
}
#ifdef BERKELEY_DB
else if (db_type == "berkeley")
{
db = new BlockchainBDB();
// can't open readonly due to the way flags are split in db_bdb.cpp
}
#endif
else
{
LOG_PRINT_L0("Invalid db type: " << db_type);
return 1;
}
boost::filesystem::path folder(m_config_folder);
folder /= db->get_db_name();
const std::string filename = folder.string();
uint64_t base_idx = db->get_indexing_base();
LOG_PRINT_L0("Loading blockchain from folder " << filename << " ...");
try
{
db->open(filename, mdb_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("Dumping blockchain...");
DumpContext d(raw_data_file);
start_struct(d,"blockchain");
uint64_t height = core_storage->get_current_blockchain_height();
write_pod(d, "height", height);
start_array(d,"blockids", true);
for (uint64_t h = 0; h < height; ++h)
write_pod(d,core_storage->get_block_id_by_height(h));
end_compound(d);
start_array(d,"txids", true);
{
std::vector<crypto::hash> txids;
core_storage->for_all_transactions([&txids](const crypto::hash &hash, const cryptonote::transaction &tx)->bool{txids.push_back(hash); return true;});
std::sort(txids.begin(), txids.end(),
[](const crypto::hash &txid0, const crypto::hash &txid1) {return memcmp(txid0.data, txid1.data, sizeof(crypto::hash::data)) < 0;});
for (size_t n = 0; n < txids.size(); ++n)
write_pod(d, txids[n]);
}
end_compound(d);
start_struct(d,"transactions", true);
{
for (uint64_t h = 0; h < height; ++h)
{
start_array(d, boost::lexical_cast<std::string>(h));
std::list<cryptonote::block> blocks;
std::list<cryptonote::transaction> transactions, miner_tx;
core_storage->get_blocks(h, 1, blocks, transactions);
if (blocks.size() != 1)
throw std::string("Expected 1 block at height ") + boost::lexical_cast<std::string>(h);
crypto::hash txid = cryptonote::get_transaction_hash(blocks.front().miner_tx);
write_pod(d, string_tools::pod_to_hex(txid).c_str(), obj_to_json_str(blocks.front().miner_tx));
std::vector<std::pair<crypto::hash, cryptonote::transaction>> txes;
for (std::list<cryptonote::transaction>::iterator i = transactions.begin(); i != transactions.end(); ++i)
txes.push_back(std::make_pair(cryptonote::get_transaction_hash(*i), *i));
std::sort(txes.begin(), txes.end(),
[](const std::pair<crypto::hash, cryptonote::transaction> &tx0, const std::pair<crypto::hash, cryptonote::transaction> &tx1) {return memcmp(tx0.first.data, tx1.first.data, sizeof(crypto::key_image::data)) < 0;});
for (std::vector<std::pair<crypto::hash, cryptonote::transaction>>::iterator i = txes.begin(); i != txes.end(); ++i)
{
write_pod(d, string_tools::pod_to_hex((*i).first).c_str(), obj_to_json_str((*i).second));
}
end_compound(d);
}
}
end_compound(d);
start_struct(d,"blocks", true);
{
std::vector<crypto::hash> blockids;
core_storage->for_all_blocks([&](uint64_t height, const crypto::hash &hash, const cryptonote::block &b)->bool{
start_struct(d, boost::lexical_cast<std::string>(height));
write_pod(d, "hash", string_tools::pod_to_hex(hash));
cryptonote::block block = b;
write_pod(d, "block", obj_to_json_str(block));
end_compound(d);
return true;
});
}
end_compound(d);
start_array(d,"key_images", true);
{
std::vector<crypto::key_image> key_images;
core_storage->for_all_key_images([&key_images](const crypto::key_image &k_image)->bool{key_images.push_back(k_image); return true;});
std::sort(key_images.begin(), key_images.end(),
[](const crypto::key_image &k0, const crypto::key_image &k1) {return memcmp(k0.data, k1.data, sizeof(crypto::key_image::data)) < 0;});
for (size_t n = 0; n < key_images.size(); ++n)
write_pod(d,key_images[n]);
}
end_compound(d);
#if SOURCE_DB != DB_MEMORY
if (opt_include_db_only_data)
{
start_struct(d, "block_timestamps", true);
for (uint64_t h = 0; h < height; ++h)
write_pod(d,boost::lexical_cast<std::string>(h),db->get_block_timestamp(h));
end_compound(d);
start_struct(d, "block_difficulties", true);
for (uint64_t h = 0; h < height; ++h)
write_pod(d,boost::lexical_cast<std::string>(h),db->get_block_cumulative_difficulty(h));
end_compound(d);
start_struct(d, "block_sizes", true);
for (uint64_t h = 0; h < height; ++h)
write_pod(d,boost::lexical_cast<std::string>(h),db->get_block_size(h));
end_compound(d);
start_struct(d, "block_coins", true);
for (uint64_t h = 0; h < height; ++h)
write_pod(d,boost::lexical_cast<std::string>(h),db->get_block_already_generated_coins(h));
end_compound(d);
start_struct(d, "block_heights", true);
for (uint64_t h = 0; h < height; ++h)
{
const crypto::hash hash = core_storage->get_block_id_by_height(h);
write_pod(d,boost::lexical_cast<std::string>(h),db->get_block_height(hash));
}
end_compound(d);
{
std::vector<crypto::hash> txids;
core_storage->for_all_transactions([&txids](const crypto::hash &hash, const cryptonote::transaction &tx)->bool{txids.push_back(hash); return true;});
std::sort(txids.begin(), txids.end(),
[](const crypto::hash &txid0, const crypto::hash &txid1) {return memcmp(txid0.data, txid1.data, sizeof(crypto::hash::data)) < 0;});
start_struct(d, "transaction_unlock_times", true);
for (size_t n = 0; n < txids.size(); ++n)
write_pod(d,string_tools::pod_to_hex(txids[n]),db->get_tx_unlock_time(txids[n]));
end_compound(d);
start_struct(d, "transaction_block_heights", true);
for (size_t n = 0; n < txids.size(); ++n)
write_pod(d,string_tools::pod_to_hex(txids[n]),db->get_tx_block_height(txids[n]));
end_compound(d);
}
start_array(d, "tx_and_index_from_global", true);
for (uint64_t idx = 0; ; ++idx)
{
try
{
tx_out_index toi = db->get_output_tx_and_index_from_global(idx + base_idx);
start_struct(d, boost::lexical_cast<std::string>(idx));
write_pod(d, "tx_hash", string_tools::pod_to_hex(toi.first));
write_pod(d, "tx_index", string_tools::pod_to_hex(toi.second));
end_compound(d);
}
catch (const OUTPUT_DNE &) { break; }
}
end_compound(d);
start_struct(d, "outputs_amounts", true);
for (uint64_t base = 1; base <= (uint64_t)10000000000000000000ul; base *= 10) for (uint64_t digit = 1; digit <= 9; ++digit) {
uint64_t amount = digit * base;
write_pod(d, boost::lexical_cast<std::string>(amount), db->get_num_outputs(amount));
}
end_compound(d);
start_array(d, "output_keys", true);
for (uint64_t idx = 0; ; ++idx)
{
try
{
output_data_t od = db->get_output_key(idx + base_idx);
start_struct(d, boost::lexical_cast<std::string>(idx));
write_pod(d, "pubkey", string_tools::pod_to_hex(od.pubkey));
write_pod(d, "unlock_time", od.unlock_time);
write_pod(d, "height", od.height);
end_compound(d);
}
catch (const OUTPUT_DNE &) { break; }
}
end_compound(d);
start_struct(d, "hf_versions", true);
for (uint64_t h = 0; h < height; ++h)
write_pod(d, boost::lexical_cast<std::string>(h), (unsigned int)db->get_hard_fork_version(h));
end_compound(d);
start_struct(d, "hf_starting_heights", true);
for (unsigned int v = 0; v <= 255; ++v)
write_pod(d, boost::lexical_cast<std::string>(v), db->get_hard_fork_starting_height(v));
end_compound(d);
}
#endif
end_compound(d);
CHECK_AND_ASSERT_MES(r, false, "Failed to dump blockchain");
if (raw_data_file.fail())
return 1;
raw_data_file.flush();
LOG_PRINT_L0("Blockchain dump OK");
return 0;
}
