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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
commit | e6918187568dbd01842d8d1d2c808ce16a894239 (patch) | |
tree | 64f88b554b444a49f656b6c656111a145cbbaa28 /src/rocksdb/utilities/cache_dump_load.cc | |
parent | Initial commit. (diff) | |
download | ceph-upstream/18.2.2.tar.xz ceph-upstream/18.2.2.zip |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | src/rocksdb/utilities/cache_dump_load.cc | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/src/rocksdb/utilities/cache_dump_load.cc b/src/rocksdb/utilities/cache_dump_load.cc new file mode 100644 index 000000000..9a7c76798 --- /dev/null +++ b/src/rocksdb/utilities/cache_dump_load.cc @@ -0,0 +1,69 @@ +// Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved. +// This source code is licensed under both the GPLv2 (found in the +// COPYING file in the root directory) and Apache 2.0 License +// (found in the LICENSE.Apache file in the root directory). + +#ifndef ROCKSDB_LITE + +#include "rocksdb/utilities/cache_dump_load.h" + +#include "file/writable_file_writer.h" +#include "port/lang.h" +#include "rocksdb/env.h" +#include "rocksdb/file_system.h" +#include "table/format.h" +#include "util/crc32c.h" +#include "utilities/cache_dump_load_impl.h" + +namespace ROCKSDB_NAMESPACE { + +IOStatus NewToFileCacheDumpWriter(const std::shared_ptr<FileSystem>& fs, + const FileOptions& file_opts, + const std::string& file_name, + std::unique_ptr<CacheDumpWriter>* writer) { + std::unique_ptr<WritableFileWriter> file_writer; + IOStatus io_s = WritableFileWriter::Create(fs, file_name, file_opts, + &file_writer, nullptr); + if (!io_s.ok()) { + return io_s; + } + writer->reset(new ToFileCacheDumpWriter(std::move(file_writer))); + return io_s; +} + +IOStatus NewFromFileCacheDumpReader(const std::shared_ptr<FileSystem>& fs, + const FileOptions& file_opts, + const std::string& file_name, + std::unique_ptr<CacheDumpReader>* reader) { + std::unique_ptr<RandomAccessFileReader> file_reader; + IOStatus io_s = RandomAccessFileReader::Create(fs, file_name, file_opts, + &file_reader, nullptr); + if (!io_s.ok()) { + return io_s; + } + reader->reset(new FromFileCacheDumpReader(std::move(file_reader))); + return io_s; +} + +Status NewDefaultCacheDumper(const CacheDumpOptions& dump_options, + const std::shared_ptr<Cache>& cache, + std::unique_ptr<CacheDumpWriter>&& writer, + std::unique_ptr<CacheDumper>* cache_dumper) { + cache_dumper->reset( + new CacheDumperImpl(dump_options, cache, std::move(writer))); + return Status::OK(); +} + +Status NewDefaultCacheDumpedLoader( + const CacheDumpOptions& dump_options, + const BlockBasedTableOptions& toptions, + const std::shared_ptr<SecondaryCache>& secondary_cache, + std::unique_ptr<CacheDumpReader>&& reader, + std::unique_ptr<CacheDumpedLoader>* cache_dump_loader) { + cache_dump_loader->reset(new CacheDumpedLoaderImpl( + dump_options, toptions, secondary_cache, std::move(reader))); + return Status::OK(); +} + +} // namespace ROCKSDB_NAMESPACE +#endif // ROCKSDB_LITE |