rocksdb/db_stress_tool/db_stress_shared_state.cc
Yanqin Jin 06394ff4e7 Fix a bug of CompactionIterator/CompactionFilter using Delete (#9929)
Summary:
When compaction filter determines that a key should be removed, it updates the internal key's type
to `Delete`. If this internal key is preserved in current compaction but seen by a later compaction
together with `SingleDelete`, it will cause compaction iterator to return Corruption.

To fix the issue, compaction filter should return more information in addition to the intention of removing
a key. Therefore, we add a new `kRemoveWithSingleDelete` to `CompactionFilter::Decision`. Seeing
`kRemoveWithSingleDelete`, compaction iterator will update the op type of the internal key to `kTypeSingleDelete`.

In addition, I updated db_stress_shared_state.[cc|h] so that `no_overwrite_ids_` becomes `const`. It is easier to
reason about thread-safety if accessed from multiple threads. This information is passed to `PrepareTxnDBOptions()`
when calling from `Open()` so that we can set up the rollback deletion type callback for transactions.

Finally, disable compaction filter for multiops_txn because the key removal logic of `DbStressCompactionFilter` does
not quite work with `MultiOpsTxnsStressTest`.

Pull Request resolved: https://github.com/facebook/rocksdb/pull/9929

Test Plan:
make check
make crash_test
make crash_test_with_txn

Reviewed By: anand1976

Differential Revision: D36069678

Pulled By: riversand963

fbshipit-source-id: cedd2f1ba958af59ad3916f1ba6f424307955f92
2022-05-02 13:25:45 -07:00

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// Copyright (c) 2011-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).
//
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file. See the AUTHORS file for names of contributors.
//
#ifdef GFLAGS
#include "db_stress_tool/db_stress_shared_state.h"
namespace ROCKSDB_NAMESPACE {
#if defined(ROCKSDB_SUPPORT_THREAD_LOCAL)
#if defined(OS_SOLARIS)
__thread bool SharedState::ignore_read_error;
#else
thread_local bool SharedState::ignore_read_error;
#endif // OS_SOLARIS
#else
bool SharedState::ignore_read_error;
#endif // ROCKSDB_SUPPORT_THREAD_LOCAL
} // namespace ROCKSDB_NAMESPACE
#endif // GFLAGS