mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-12-12 09:22:05 +00:00
69 lines
3.0 KiB
C++
69 lines
3.0 KiB
C++
#include <iostream>
|
|
#include <boost/program_options.hpp>
|
|
|
|
#include <Coordination/CoordinationSettings.h>
|
|
#include <Coordination/KeeperSnapshotManager.h>
|
|
#include <Coordination/ZooKeeperDataReader.h>
|
|
#include <Common/TerminalSize.h>
|
|
#include <Poco/ConsoleChannel.h>
|
|
#include <Poco/AutoPtr.h>
|
|
#include <Poco/Logger.h>
|
|
#include <Common/logger_useful.h>
|
|
#include <Disks/DiskLocal.h>
|
|
|
|
|
|
int mainEntryClickHouseKeeperConverter(int argc, char ** argv)
|
|
{
|
|
using namespace DB;
|
|
namespace po = boost::program_options;
|
|
|
|
po::options_description desc = createOptionsDescription("Allowed options", getTerminalWidth());
|
|
desc.add_options()
|
|
("help,h", "produce help message")
|
|
("zookeeper-logs-dir", po::value<std::string>(), "Path to directory with ZooKeeper logs")
|
|
("zookeeper-snapshots-dir", po::value<std::string>(), "Path to directory with ZooKeeper snapshots")
|
|
("output-dir", po::value<std::string>(), "Directory to place output clickhouse-keeper snapshot")
|
|
;
|
|
po::variables_map options;
|
|
po::store(po::command_line_parser(argc, argv).options(desc).run(), options);
|
|
Poco::AutoPtr<Poco::ConsoleChannel> console_channel(new Poco::ConsoleChannel);
|
|
|
|
LoggerPtr logger = getLogger("KeeperConverter");
|
|
logger->setChannel(console_channel);
|
|
|
|
if (options.count("help"))
|
|
{
|
|
std::cout << "Usage: " << argv[0] << " --zookeeper-logs-dir /var/lib/zookeeper/data/version-2 --zookeeper-snapshots-dir /var/lib/zookeeper/data/version-2 --output-dir /var/lib/clickhouse/coordination/snapshots" << std::endl;
|
|
std::cout << desc << std::endl;
|
|
return 0;
|
|
}
|
|
|
|
try
|
|
{
|
|
auto keeper_context = std::make_shared<KeeperContext>(true, std::make_shared<CoordinationSettings>());
|
|
keeper_context->setDigestEnabled(true);
|
|
keeper_context->setSnapshotDisk(std::make_shared<DiskLocal>("Keeper-snapshots", options["output-dir"].as<std::string>()));
|
|
|
|
DB::KeeperStorage storage(/* tick_time_ms */ 500, /* superdigest */ "", keeper_context, /* initialize_system_nodes */ false);
|
|
|
|
DB::deserializeKeeperStorageFromSnapshotsDir(storage, options["zookeeper-snapshots-dir"].as<std::string>(), logger);
|
|
storage.initializeSystemNodes();
|
|
|
|
DB::deserializeLogsAndApplyToStorage(storage, options["zookeeper-logs-dir"].as<std::string>(), logger);
|
|
DB::SnapshotMetadataPtr snapshot_meta = std::make_shared<DB::SnapshotMetadata>(storage.getZXID(), 1, std::make_shared<nuraft::cluster_config>());
|
|
DB::KeeperStorageSnapshot snapshot(&storage, snapshot_meta);
|
|
|
|
DB::KeeperSnapshotManager manager(1, keeper_context);
|
|
auto snp = manager.serializeSnapshotToBuffer(snapshot);
|
|
auto file_info = manager.serializeSnapshotBufferToDisk(*snp, storage.getZXID());
|
|
std::cout << "Snapshot serialized to path:" << fs::path(file_info.disk->getPath()) / file_info.path << std::endl;
|
|
}
|
|
catch (...)
|
|
{
|
|
std::cerr << getCurrentExceptionMessage(true) << '\n';
|
|
return getCurrentExceptionCode();
|
|
}
|
|
|
|
return 0;
|
|
}
|