mirror of https://github.com/facebook/rocksdb.git
287 lines
11 KiB
C++
287 lines
11 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file. See the AUTHORS file for names of contributors.
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#ifdef GFLAGS
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#pragma once
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#include "db_stress_tool/db_stress_common.h"
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#include "monitoring/thread_status_util.h"
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namespace ROCKSDB_NAMESPACE {
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class DbStressRandomAccessFileWrapper : public FSRandomAccessFileOwnerWrapper {
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public:
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explicit DbStressRandomAccessFileWrapper(
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std::unique_ptr<FSRandomAccessFile>&& target)
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: FSRandomAccessFileOwnerWrapper(std::move(target)) {}
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IOStatus Read(uint64_t offset, size_t n, const IOOptions& options,
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Slice* result, char* scratch,
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IODebugContext* dbg) const override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->Read(offset, n, options, result, scratch, dbg);
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}
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IOStatus MultiRead(FSReadRequest* reqs, size_t num_reqs,
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const IOOptions& options, IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->MultiRead(reqs, num_reqs, options, dbg);
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}
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IOStatus Prefetch(uint64_t offset, size_t n, const IOOptions& options,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->Prefetch(offset, n, options, dbg);
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}
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IOStatus ReadAsync(FSReadRequest& req, const IOOptions& options,
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std::function<void(const FSReadRequest&, void*)> cb,
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void* cb_arg, void** io_handle, IOHandleDeleter* del_fn,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->ReadAsync(req, options, cb, cb_arg, io_handle, del_fn,
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dbg);
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}
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};
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class DbStressWritableFileWrapper : public FSWritableFileOwnerWrapper {
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public:
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explicit DbStressWritableFileWrapper(std::unique_ptr<FSWritableFile>&& target)
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: FSWritableFileOwnerWrapper(std::move(target)) {}
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IOStatus Append(const Slice& data, const IOOptions& options,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->Append(data, options, dbg);
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}
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IOStatus Append(const Slice& data, const IOOptions& options,
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const DataVerificationInfo& verification_info,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->Append(data, options, verification_info, dbg);
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}
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IOStatus PositionedAppend(const Slice& data, uint64_t offset,
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const IOOptions& options,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->PositionedAppend(data, offset, options, dbg);
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}
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IOStatus PositionedAppend(const Slice& data, uint64_t offset,
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const IOOptions& options,
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const DataVerificationInfo& verification_info,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->PositionedAppend(data, offset, options, verification_info,
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dbg);
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}
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virtual IOStatus Truncate(uint64_t size, const IOOptions& options,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->Truncate(size, options, dbg);
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}
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virtual IOStatus Close(const IOOptions& options,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->Close(options, dbg);
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}
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virtual IOStatus Flush(const IOOptions& options,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->Flush(options, dbg);
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}
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virtual IOStatus Sync(const IOOptions& options,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->Sync(options, dbg);
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}
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virtual IOStatus Fsync(const IOOptions& options,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->Fsync(options, dbg);
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}
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#ifdef ROCKSDB_FALLOCATE_PRESENT
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virtual IOStatus Allocate(uint64_t offset, uint64_t len,
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const IOOptions& options,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->Allocate(offset, len, options, dbg);
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}
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#endif
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virtual IOStatus RangeSync(uint64_t offset, uint64_t nbytes,
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const IOOptions& options,
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IODebugContext* dbg) override {
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#ifndef NDEBUG
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const ThreadStatus::OperationType thread_op =
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ThreadStatusUtil::GetThreadOperation();
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Env::IOActivity io_activity =
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ThreadStatusUtil::TEST_GetExpectedIOActivity(thread_op);
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assert(io_activity == Env::IOActivity::kUnknown ||
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io_activity == options.io_activity);
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#endif
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return target()->RangeSync(offset, nbytes, options, dbg);
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}
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};
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class DbStressFSWrapper : public FileSystemWrapper {
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public:
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explicit DbStressFSWrapper(const std::shared_ptr<FileSystem>& t)
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: FileSystemWrapper(t) {}
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static const char* kClassName() { return "DbStressFS"; }
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const char* Name() const override { return kClassName(); }
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IOStatus NewRandomAccessFile(const std::string& f,
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const FileOptions& file_opts,
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std::unique_ptr<FSRandomAccessFile>* r,
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IODebugContext* dbg) override {
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std::unique_ptr<FSRandomAccessFile> file;
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IOStatus s = target()->NewRandomAccessFile(f, file_opts, &file, dbg);
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if (s.ok()) {
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r->reset(new DbStressRandomAccessFileWrapper(std::move(file)));
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}
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return s;
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}
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IOStatus NewWritableFile(const std::string& f, const FileOptions& file_opts,
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std::unique_ptr<FSWritableFile>* r,
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IODebugContext* dbg) override {
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std::unique_ptr<FSWritableFile> file;
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IOStatus s = target()->NewWritableFile(f, file_opts, &file, dbg);
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if (s.ok()) {
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r->reset(new DbStressWritableFileWrapper(std::move(file)));
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}
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return s;
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}
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IOStatus DeleteFile(const std::string& f, const IOOptions& opts,
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IODebugContext* dbg) override {
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// We determine whether it is a manifest file by searching a strong,
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// so that there will be false positive if the directory path contains the
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// keyword but it is unlikely.
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// Checkpoint, backup, and restore directories needs to be exempted.
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if (!if_preserve_all_manifests ||
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f.find("MANIFEST-") == std::string::npos ||
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f.find("checkpoint") != std::string::npos ||
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f.find(".backup") != std::string::npos ||
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f.find(".restore") != std::string::npos) {
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return target()->DeleteFile(f, opts, dbg);
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}
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// Rename the file instead of deletion to keep the history, and
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// at the same time it is not visible to RocksDB.
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return target()->RenameFile(f, f + "_renamed_", opts, dbg);
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}
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// If true, all manifest files will not be delted in DeleteFile().
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bool if_preserve_all_manifests = true;
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};
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} // namespace ROCKSDB_NAMESPACE
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#endif // GFLAGS
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