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rocksdb/db/db_impl_debug.cc

133 lines
4.1 KiB

// Copyright (c) 2013, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same 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.
#ifndef ROCKSDB_LITE
#include "db/db_impl.h"
namespace rocksdb {
void DBImpl::TEST_PurgeObsoleteteWAL() { PurgeObsoleteWALFiles(); }
uint64_t DBImpl::TEST_GetLevel0TotalSize() {
MutexLock l(&mutex_);
return default_cf_handle_->cfd()->current()->NumLevelBytes(0);
}
Iterator* DBImpl::TEST_NewInternalIterator(ColumnFamilyHandle* column_family) {
ColumnFamilyData* cfd;
if (column_family == nullptr) {
cfd = default_cf_handle_->cfd();
} else {
auto cfh = reinterpret_cast<ColumnFamilyHandleImpl*>(column_family);
cfd = cfh->cfd();
}
mutex_.Lock();
SuperVersion* super_version = cfd->GetSuperVersion()->Ref();
mutex_.Unlock();
ReadOptions roptions;
return NewInternalIterator(roptions, cfd, super_version);
}
int64_t DBImpl::TEST_MaxNextLevelOverlappingBytes(
ColumnFamilyHandle* column_family) {
ColumnFamilyData* cfd;
if (column_family == nullptr) {
cfd = default_cf_handle_->cfd();
} else {
auto cfh = reinterpret_cast<ColumnFamilyHandleImpl*>(column_family);
cfd = cfh->cfd();
}
MutexLock l(&mutex_);
return cfd->current()->MaxNextLevelOverlappingBytes();
}
void DBImpl::TEST_GetFilesMetaData(
ColumnFamilyHandle* column_family,
std::vector<std::vector<FileMetaData>>* metadata) {
auto cfh = reinterpret_cast<ColumnFamilyHandleImpl*>(column_family);
auto cfd = cfh->cfd();
MutexLock l(&mutex_);
metadata->resize(NumberLevels());
for (int level = 0; level < NumberLevels(); level++) {
const std::vector<FileMetaData*>& files = cfd->current()->files_[level];
(*metadata)[level].clear();
for (const auto& f : files) {
(*metadata)[level].push_back(*f);
}
}
}
uint64_t DBImpl::TEST_Current_Manifest_FileNo() {
return versions_->ManifestFileNumber();
}
Status DBImpl::TEST_CompactRange(int level, const Slice* begin,
const Slice* end,
ColumnFamilyHandle* column_family) {
ColumnFamilyData* cfd;
if (column_family == nullptr) {
cfd = default_cf_handle_->cfd();
} else {
auto cfh = reinterpret_cast<ColumnFamilyHandleImpl*>(column_family);
cfd = cfh->cfd();
}
int output_level =
(cfd->options()->compaction_style == kCompactionStyleUniversal)
? level
: level + 1;
return RunManualCompaction(cfd, level, output_level, begin, end);
}
Status DBImpl::TEST_FlushMemTable(bool wait) {
FlushOptions fo;
fo.wait = wait;
return FlushMemTable(default_cf_handle_->cfd(), fo);
}
Status DBImpl::TEST_WaitForFlushMemTable(ColumnFamilyHandle* column_family) {
ColumnFamilyData* cfd;
if (column_family == nullptr) {
cfd = default_cf_handle_->cfd();
} else {
auto cfh = reinterpret_cast<ColumnFamilyHandleImpl*>(column_family);
cfd = cfh->cfd();
}
return WaitForFlushMemTable(cfd);
}
Status DBImpl::TEST_WaitForCompact() {
// Wait until the compaction completes
// TODO: a bug here. This function actually does not necessarily
// wait for compact. It actually waits for scheduled compaction
// OR flush to finish.
MutexLock l(&mutex_);
while ((bg_compaction_scheduled_ || bg_flush_scheduled_) && bg_error_.ok()) {
bg_cv_.Wait();
}
return bg_error_;
}
Status DBImpl::TEST_ReadFirstRecord(const WalFileType type,
const uint64_t number,
SequenceNumber* sequence) {
return ReadFirstRecord(type, number, sequence);
}
Status DBImpl::TEST_ReadFirstLine(const std::string& fname,
SequenceNumber* sequence) {
return ReadFirstLine(fname, sequence);
}
} // namespace rocksdb
#endif // ROCKSDB_LITE