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// Copyright (c) 2017-present, Facebook, Inc. 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).
#include "utilities/env_timed.h"
#include "env/composite_env_wrapper.h"
#include "monitoring/perf_context_imp.h"
#include "rocksdb/env.h"
#include "rocksdb/file_system.h"
#include "rocksdb/status.h"
namespace ROCKSDB_NAMESPACE {
#ifndef ROCKSDB_LITE
TimedFileSystem::TimedFileSystem(const std::shared_ptr<FileSystem>& base)
: FileSystemWrapper(base) {}
IOStatus TimedFileSystem::NewSequentialFile(
const std::string& fname, const FileOptions& options,
std::unique_ptr<FSSequentialFile>* result, IODebugContext* dbg) {
PERF_TIMER_GUARD(env_new_sequential_file_nanos);
return FileSystemWrapper::NewSequentialFile(fname, options, result, dbg);
}
IOStatus TimedFileSystem::NewRandomAccessFile(
const std::string& fname, const FileOptions& options,
std::unique_ptr<FSRandomAccessFile>* result, IODebugContext* dbg) {
PERF_TIMER_GUARD(env_new_random_access_file_nanos);
return FileSystemWrapper::NewRandomAccessFile(fname, options, result, dbg);
}
IOStatus TimedFileSystem::NewWritableFile(
const std::string& fname, const FileOptions& options,
std::unique_ptr<FSWritableFile>* result, IODebugContext* dbg) {
PERF_TIMER_GUARD(env_new_writable_file_nanos);
return FileSystemWrapper::NewWritableFile(fname, options, result, dbg);
}
IOStatus TimedFileSystem::ReuseWritableFile(
const std::string& fname, const std::string& old_fname,
const FileOptions& options, std::unique_ptr<FSWritableFile>* result,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_reuse_writable_file_nanos);
return FileSystemWrapper::ReuseWritableFile(fname, old_fname, options, result,
dbg);
}
IOStatus TimedFileSystem::NewRandomRWFile(
const std::string& fname, const FileOptions& options,
std::unique_ptr<FSRandomRWFile>* result, IODebugContext* dbg) {
PERF_TIMER_GUARD(env_new_random_rw_file_nanos);
return FileSystemWrapper::NewRandomRWFile(fname, options, result, dbg);
}
IOStatus TimedFileSystem::NewDirectory(const std::string& name,
const IOOptions& options,
std::unique_ptr<FSDirectory>* result,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_new_directory_nanos);
return FileSystemWrapper::NewDirectory(name, options, result, dbg);
}
IOStatus TimedFileSystem::FileExists(const std::string& fname,
const IOOptions& options,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_file_exists_nanos);
return FileSystemWrapper::FileExists(fname, options, dbg);
}
IOStatus TimedFileSystem::GetChildren(const std::string& dir,
const IOOptions& options,
std::vector<std::string>* result,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_get_children_nanos);
return FileSystemWrapper::GetChildren(dir, options, result, dbg);
}
IOStatus TimedFileSystem::GetChildrenFileAttributes(
const std::string& dir, const IOOptions& options,
std::vector<FileAttributes>* result, IODebugContext* dbg) {
PERF_TIMER_GUARD(env_get_children_file_attributes_nanos);
return FileSystemWrapper::GetChildrenFileAttributes(dir, options, result,
dbg);
}
IOStatus TimedFileSystem::DeleteFile(const std::string& fname,
const IOOptions& options,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_delete_file_nanos);
return FileSystemWrapper::DeleteFile(fname, options, dbg);
}
IOStatus TimedFileSystem::CreateDir(const std::string& dirname,
const IOOptions& options,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_create_dir_nanos);
return FileSystemWrapper::CreateDir(dirname, options, dbg);
}
IOStatus TimedFileSystem::CreateDirIfMissing(const std::string& dirname,
const IOOptions& options,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_create_dir_if_missing_nanos);
return FileSystemWrapper::CreateDirIfMissing(dirname, options, dbg);
}
IOStatus TimedFileSystem::DeleteDir(const std::string& dirname,
const IOOptions& options,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_delete_dir_nanos);
return FileSystemWrapper::DeleteDir(dirname, options, dbg);
}
IOStatus TimedFileSystem::GetFileSize(const std::string& fname,
const IOOptions& options,
uint64_t* file_size,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_get_file_size_nanos);
return FileSystemWrapper::GetFileSize(fname, options, file_size, dbg);
}
IOStatus TimedFileSystem::GetFileModificationTime(const std::string& fname,
const IOOptions& options,
uint64_t* file_mtime,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_get_file_modification_time_nanos);
return FileSystemWrapper::GetFileModificationTime(fname, options, file_mtime,
dbg);
}
IOStatus TimedFileSystem::RenameFile(const std::string& src,
const std::string& dst,
const IOOptions& options,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_rename_file_nanos);
return FileSystemWrapper::RenameFile(src, dst, options, dbg);
}
IOStatus TimedFileSystem::LinkFile(const std::string& src,
const std::string& dst,
const IOOptions& options,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_link_file_nanos);
return FileSystemWrapper::LinkFile(src, dst, options, dbg);
}
IOStatus TimedFileSystem::LockFile(const std::string& fname,
const IOOptions& options, FileLock** lock,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_lock_file_nanos);
return FileSystemWrapper::LockFile(fname, options, lock, dbg);
}
IOStatus TimedFileSystem::UnlockFile(FileLock* lock, const IOOptions& options,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_unlock_file_nanos);
return FileSystemWrapper::UnlockFile(lock, options, dbg);
}
IOStatus TimedFileSystem::NewLogger(const std::string& fname,
const IOOptions& options,
std::shared_ptr<Logger>* result,
IODebugContext* dbg) {
PERF_TIMER_GUARD(env_new_logger_nanos);
return FileSystemWrapper::NewLogger(fname, options, result, dbg);
}
std::shared_ptr<FileSystem> NewTimedFileSystem(
const std::shared_ptr<FileSystem>& base) {
return std::make_shared<TimedFileSystem>(base);
}
// An environment that measures function call times for filesystem
// operations, reporting results to variables in PerfContext.
Env* NewTimedEnv(Env* base_env) {
std::shared_ptr<FileSystem> timed_fs =
NewTimedFileSystem(base_env->GetFileSystem());
return new CompositeEnvWrapper(base_env, timed_fs);
}
#else // ROCKSDB_LITE
Env* NewTimedEnv(Env* /*base_env*/) { return nullptr; }
#endif // !ROCKSDB_LITE
} // namespace ROCKSDB_NAMESPACE
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