Files
rippled/src/libxrpl/server/Vacuum.cpp
2026-04-17 16:43:49 +00:00

61 lines
1.9 KiB
C++

#include <xrpl/server/Vacuum.h>
#include <xrpl/beast/utility/Journal.h>
#include <xrpl/beast/utility/instrumentation.h>
#include <xrpl/rdb/DBInit.h>
#include <xrpl/rdb/DatabaseCon.h>
#include <boost/filesystem/operations.hpp>
#include <boost/filesystem/path.hpp>
#include <boost/format.hpp> // IWYU pragma: keep
#include <soci/into.h>
#include <cstdint>
#include <iostream>
#include <memory>
namespace xrpl {
bool
doVacuumDB(DatabaseCon::Setup const& setup, beast::Journal j)
{
boost::filesystem::path const dbPath = setup.dataDir / TxDBName;
uintmax_t const dbSize = file_size(dbPath);
XRPL_ASSERT(dbSize != static_cast<uintmax_t>(-1), "xrpl::doVacuumDB : file_size succeeded");
if (auto available = space(dbPath.parent_path()).available; available < dbSize)
{
std::cerr << "The database filesystem must have at least as "
"much free space as the size of "
<< dbPath.string() << ", which is " << dbSize << " bytes. Only " << available
<< " bytes are available.\n";
return false;
}
auto txnDB = std::make_unique<DatabaseCon>(setup, TxDBName, setup.txPragma, TxDBInit, j);
auto& session = txnDB->getSession();
std::uint32_t pageSize = 0;
// Only the most trivial databases will fit in memory on typical
// (recommended) hardware. Force temp files to be written to disk
// regardless of the config settings.
session << boost::format(CommonDBPragmaTemp) % "file";
session << "PRAGMA page_size;", soci::into(pageSize);
std::cout << "VACUUM beginning. page_size: " << pageSize << std::endl;
session << "VACUUM;";
XRPL_ASSERT(setup.globalPragma, "xrpl::doVacuumDB : non-null global pragma");
for (auto const& p : *setup.globalPragma)
session << p;
session << "PRAGMA page_size;", soci::into(pageSize);
std::cout << "VACUUM finished. page_size: " << pageSize << std::endl;
return true;
}
} // namespace xrpl