e6725e8c8d
Summary: Fixing some bugs in MockEnv so it be actually used. Closes https://github.com/facebook/rocksdb/pull/1914 Differential Revision: D4609923 Pulled By: maysamyabandeh fbshipit-source-id: ca25735
1311 lines
40 KiB
C++
1311 lines
40 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same 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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#include "db/db_test_util.h"
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#include "db/forward_iterator.h"
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namespace rocksdb {
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// Special Env used to delay background operations
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SpecialEnv::SpecialEnv(Env* base)
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: EnvWrapper(base),
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rnd_(301),
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sleep_counter_(this),
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addon_time_(0),
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time_elapse_only_sleep_(false),
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no_slowdown_(false) {
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delay_sstable_sync_.store(false, std::memory_order_release);
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drop_writes_.store(false, std::memory_order_release);
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no_space_.store(false, std::memory_order_release);
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non_writable_.store(false, std::memory_order_release);
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count_random_reads_ = false;
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count_sequential_reads_ = false;
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manifest_sync_error_.store(false, std::memory_order_release);
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manifest_write_error_.store(false, std::memory_order_release);
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log_write_error_.store(false, std::memory_order_release);
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random_file_open_counter_.store(0, std::memory_order_relaxed);
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delete_count_.store(0, std::memory_order_relaxed);
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num_open_wal_file_.store(0);
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log_write_slowdown_ = 0;
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bytes_written_ = 0;
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sync_counter_ = 0;
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non_writeable_rate_ = 0;
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new_writable_count_ = 0;
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non_writable_count_ = 0;
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table_write_callback_ = nullptr;
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}
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DBTestBase::DBTestBase(const std::string path)
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: option_config_(kDefault),
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mem_env_(!getenv("MEM_ENV") ? nullptr : new MockEnv(Env::Default())),
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env_(new SpecialEnv(mem_env_ ? mem_env_ : Env::Default())) {
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env_->SetBackgroundThreads(1, Env::LOW);
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env_->SetBackgroundThreads(1, Env::HIGH);
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dbname_ = test::TmpDir(env_) + path;
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alternative_wal_dir_ = dbname_ + "/wal";
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alternative_db_log_dir_ = dbname_ + "/db_log_dir";
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auto options = CurrentOptions();
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options.env = env_;
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auto delete_options = options;
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delete_options.wal_dir = alternative_wal_dir_;
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EXPECT_OK(DestroyDB(dbname_, delete_options));
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// Destroy it for not alternative WAL dir is used.
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EXPECT_OK(DestroyDB(dbname_, options));
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db_ = nullptr;
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Reopen(options);
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Random::GetTLSInstance()->Reset(0xdeadbeef);
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}
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DBTestBase::~DBTestBase() {
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rocksdb::SyncPoint::GetInstance()->DisableProcessing();
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rocksdb::SyncPoint::GetInstance()->LoadDependency({});
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rocksdb::SyncPoint::GetInstance()->ClearAllCallBacks();
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Close();
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Options options;
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options.db_paths.emplace_back(dbname_, 0);
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options.db_paths.emplace_back(dbname_ + "_2", 0);
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options.db_paths.emplace_back(dbname_ + "_3", 0);
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options.db_paths.emplace_back(dbname_ + "_4", 0);
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options.env = env_;
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if (getenv("KEEP_DB")) {
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printf("DB is still at %s\n", dbname_.c_str());
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} else {
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EXPECT_OK(DestroyDB(dbname_, options));
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}
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delete env_;
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}
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bool DBTestBase::ShouldSkipOptions(int option_config, int skip_mask) {
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#ifdef ROCKSDB_LITE
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// These options are not supported in ROCKSDB_LITE
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if (option_config == kHashSkipList ||
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option_config == kPlainTableFirstBytePrefix ||
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option_config == kPlainTableCappedPrefix ||
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option_config == kPlainTableCappedPrefixNonMmap ||
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option_config == kPlainTableAllBytesPrefix ||
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option_config == kVectorRep || option_config == kHashLinkList ||
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option_config == kHashCuckoo || option_config == kUniversalCompaction ||
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option_config == kUniversalCompactionMultiLevel ||
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option_config == kUniversalSubcompactions ||
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option_config == kFIFOCompaction ||
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option_config == kConcurrentSkipList) {
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return true;
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}
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#endif
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if ((skip_mask & kSkipUniversalCompaction) &&
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(option_config == kUniversalCompaction ||
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option_config == kUniversalCompactionMultiLevel)) {
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return true;
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}
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if ((skip_mask & kSkipMergePut) && option_config == kMergePut) {
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return true;
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}
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if ((skip_mask & kSkipNoSeekToLast) &&
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(option_config == kHashLinkList || option_config == kHashSkipList)) {
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return true;
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}
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if ((skip_mask & kSkipPlainTable) &&
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(option_config == kPlainTableAllBytesPrefix ||
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option_config == kPlainTableFirstBytePrefix ||
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option_config == kPlainTableCappedPrefix ||
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option_config == kPlainTableCappedPrefixNonMmap)) {
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return true;
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}
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if ((skip_mask & kSkipHashIndex) &&
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(option_config == kBlockBasedTableWithPrefixHashIndex ||
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option_config == kBlockBasedTableWithWholeKeyHashIndex)) {
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return true;
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}
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if ((skip_mask & kSkipHashCuckoo) && (option_config == kHashCuckoo)) {
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return true;
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}
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if ((skip_mask & kSkipFIFOCompaction) && option_config == kFIFOCompaction) {
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return true;
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}
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if ((skip_mask & kSkipMmapReads) && option_config == kWalDirAndMmapReads) {
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return true;
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}
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return false;
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}
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// Switch to a fresh database with the next option configuration to
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// test. Return false if there are no more configurations to test.
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bool DBTestBase::ChangeOptions(int skip_mask) {
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for (option_config_++; option_config_ < kEnd; option_config_++) {
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if (ShouldSkipOptions(option_config_, skip_mask)) {
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continue;
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}
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break;
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}
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if (option_config_ >= kEnd) {
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Destroy(last_options_);
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return false;
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} else {
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auto options = CurrentOptions();
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options.create_if_missing = true;
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DestroyAndReopen(options);
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return true;
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}
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}
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// Switch between different compaction styles.
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bool DBTestBase::ChangeCompactOptions() {
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if (option_config_ == kDefault) {
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option_config_ = kUniversalCompaction;
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Destroy(last_options_);
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auto options = CurrentOptions();
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options.create_if_missing = true;
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TryReopen(options);
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return true;
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} else if (option_config_ == kUniversalCompaction) {
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option_config_ = kUniversalCompactionMultiLevel;
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Destroy(last_options_);
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auto options = CurrentOptions();
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options.create_if_missing = true;
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TryReopen(options);
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return true;
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} else if (option_config_ == kUniversalCompactionMultiLevel) {
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option_config_ = kLevelSubcompactions;
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Destroy(last_options_);
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auto options = CurrentOptions();
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assert(options.max_subcompactions > 1);
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TryReopen(options);
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return true;
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} else if (option_config_ == kLevelSubcompactions) {
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option_config_ = kUniversalSubcompactions;
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Destroy(last_options_);
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auto options = CurrentOptions();
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assert(options.max_subcompactions > 1);
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TryReopen(options);
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return true;
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} else {
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return false;
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}
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}
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// Switch between different WAL settings
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bool DBTestBase::ChangeWalOptions() {
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if (option_config_ == kDefault) {
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option_config_ = kDBLogDir;
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Destroy(last_options_);
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auto options = CurrentOptions();
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Destroy(options);
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options.create_if_missing = true;
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TryReopen(options);
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return true;
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} else if (option_config_ == kDBLogDir) {
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option_config_ = kWalDirAndMmapReads;
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Destroy(last_options_);
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auto options = CurrentOptions();
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Destroy(options);
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options.create_if_missing = true;
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TryReopen(options);
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return true;
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} else if (option_config_ == kWalDirAndMmapReads) {
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option_config_ = kRecycleLogFiles;
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Destroy(last_options_);
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auto options = CurrentOptions();
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Destroy(options);
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TryReopen(options);
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return true;
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} else {
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return false;
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}
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}
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// Switch between different filter policy
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// Jump from kDefault to kFilter to kFullFilter
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bool DBTestBase::ChangeFilterOptions() {
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if (option_config_ == kDefault) {
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option_config_ = kFilter;
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} else if (option_config_ == kFilter) {
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option_config_ = kFullFilterWithNewTableReaderForCompactions;
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} else {
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return false;
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}
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Destroy(last_options_);
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auto options = CurrentOptions();
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options.create_if_missing = true;
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TryReopen(options);
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return true;
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}
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// Return the current option configuration.
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Options DBTestBase::CurrentOptions(
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const anon::OptionsOverride& options_override) {
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Options options;
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options.write_buffer_size = 4090 * 4096;
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options.target_file_size_base = 2 * 1024 * 1024;
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options.max_bytes_for_level_base = 10 * 1024 * 1024;
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options.max_open_files = 5000;
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options.base_background_compactions = -1;
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options.wal_recovery_mode = WALRecoveryMode::kTolerateCorruptedTailRecords;
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options.compaction_pri = CompactionPri::kByCompensatedSize;
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return CurrentOptions(options, options_override);
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}
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Options DBTestBase::CurrentOptions(
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const Options& defaultOptions,
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const anon::OptionsOverride& options_override) {
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// this redundant copy is to minimize code change w/o having lint error.
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Options options = defaultOptions;
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BlockBasedTableOptions table_options;
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bool set_block_based_table_factory = true;
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switch (option_config_) {
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#ifndef ROCKSDB_LITE
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case kHashSkipList:
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options.prefix_extractor.reset(NewFixedPrefixTransform(1));
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options.memtable_factory.reset(NewHashSkipListRepFactory(16));
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options.allow_concurrent_memtable_write = false;
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break;
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case kPlainTableFirstBytePrefix:
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options.table_factory.reset(new PlainTableFactory());
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options.prefix_extractor.reset(NewFixedPrefixTransform(1));
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options.allow_mmap_reads = true;
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options.max_sequential_skip_in_iterations = 999999;
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set_block_based_table_factory = false;
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break;
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case kPlainTableCappedPrefix:
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options.table_factory.reset(new PlainTableFactory());
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options.prefix_extractor.reset(NewCappedPrefixTransform(8));
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options.allow_mmap_reads = true;
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options.max_sequential_skip_in_iterations = 999999;
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set_block_based_table_factory = false;
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break;
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case kPlainTableCappedPrefixNonMmap:
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options.table_factory.reset(new PlainTableFactory());
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options.prefix_extractor.reset(NewCappedPrefixTransform(8));
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options.allow_mmap_reads = false;
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options.max_sequential_skip_in_iterations = 999999;
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set_block_based_table_factory = false;
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break;
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case kPlainTableAllBytesPrefix:
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options.table_factory.reset(new PlainTableFactory());
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options.prefix_extractor.reset(NewNoopTransform());
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options.allow_mmap_reads = true;
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options.max_sequential_skip_in_iterations = 999999;
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set_block_based_table_factory = false;
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break;
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case kVectorRep:
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options.memtable_factory.reset(new VectorRepFactory(100));
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options.allow_concurrent_memtable_write = false;
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break;
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case kHashLinkList:
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options.prefix_extractor.reset(NewFixedPrefixTransform(1));
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options.memtable_factory.reset(
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NewHashLinkListRepFactory(4, 0, 3, true, 4));
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options.allow_concurrent_memtable_write = false;
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break;
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case kHashCuckoo:
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options.memtable_factory.reset(
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NewHashCuckooRepFactory(options.write_buffer_size));
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options.allow_concurrent_memtable_write = false;
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break;
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#endif // ROCKSDB_LITE
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case kMergePut:
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options.merge_operator = MergeOperators::CreatePutOperator();
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break;
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case kFilter:
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table_options.filter_policy.reset(NewBloomFilterPolicy(10, true));
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break;
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case kFullFilterWithNewTableReaderForCompactions:
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table_options.filter_policy.reset(NewBloomFilterPolicy(10, false));
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options.new_table_reader_for_compaction_inputs = true;
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options.compaction_readahead_size = 10 * 1024 * 1024;
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break;
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case kUncompressed:
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options.compression = kNoCompression;
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break;
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case kNumLevel_3:
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options.num_levels = 3;
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break;
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case kDBLogDir:
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options.db_log_dir = alternative_db_log_dir_;
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break;
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case kWalDirAndMmapReads:
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options.wal_dir = alternative_wal_dir_;
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// mmap reads should be orthogonal to WalDir setting, so we piggyback to
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// this option config to test mmap reads as well
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options.allow_mmap_reads = true;
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break;
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case kManifestFileSize:
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options.max_manifest_file_size = 50; // 50 bytes
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break;
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case kPerfOptions:
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options.soft_rate_limit = 2.0;
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options.delayed_write_rate = 8 * 1024 * 1024;
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options.report_bg_io_stats = true;
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// TODO(3.13) -- test more options
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break;
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case kUniversalCompaction:
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options.compaction_style = kCompactionStyleUniversal;
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options.num_levels = 1;
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break;
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case kUniversalCompactionMultiLevel:
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options.compaction_style = kCompactionStyleUniversal;
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options.num_levels = 8;
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break;
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case kCompressedBlockCache:
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options.allow_mmap_writes = true;
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table_options.block_cache_compressed = NewLRUCache(8 * 1024 * 1024);
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break;
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case kInfiniteMaxOpenFiles:
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options.max_open_files = -1;
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break;
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case kxxHashChecksum: {
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table_options.checksum = kxxHash;
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break;
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}
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case kFIFOCompaction: {
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options.compaction_style = kCompactionStyleFIFO;
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break;
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}
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case kBlockBasedTableWithPrefixHashIndex: {
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table_options.index_type = BlockBasedTableOptions::kHashSearch;
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options.prefix_extractor.reset(NewFixedPrefixTransform(1));
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break;
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}
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case kBlockBasedTableWithWholeKeyHashIndex: {
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table_options.index_type = BlockBasedTableOptions::kHashSearch;
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options.prefix_extractor.reset(NewNoopTransform());
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break;
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}
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case kBlockBasedTableWithPartitionedIndex: {
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table_options.index_type = BlockBasedTableOptions::kTwoLevelIndexSearch;
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options.prefix_extractor.reset(NewNoopTransform());
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break;
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}
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case kBlockBasedTableWithIndexRestartInterval: {
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table_options.index_block_restart_interval = 8;
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break;
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}
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case kOptimizeFiltersForHits: {
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options.optimize_filters_for_hits = true;
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set_block_based_table_factory = true;
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break;
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}
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case kRowCache: {
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options.row_cache = NewLRUCache(1024 * 1024);
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break;
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}
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case kRecycleLogFiles: {
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options.recycle_log_file_num = 2;
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break;
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}
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case kLevelSubcompactions: {
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options.max_subcompactions = 4;
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break;
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}
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case kUniversalSubcompactions: {
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options.compaction_style = kCompactionStyleUniversal;
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options.num_levels = 8;
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options.max_subcompactions = 4;
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break;
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}
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case kConcurrentSkipList: {
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options.allow_concurrent_memtable_write = true;
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options.enable_write_thread_adaptive_yield = true;
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break;
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}
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default:
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break;
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}
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if (options_override.filter_policy) {
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table_options.filter_policy = options_override.filter_policy;
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}
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if (set_block_based_table_factory) {
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options.table_factory.reset(NewBlockBasedTableFactory(table_options));
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}
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options.env = env_;
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options.create_if_missing = true;
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options.fail_if_options_file_error = true;
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return options;
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}
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void DBTestBase::CreateColumnFamilies(const std::vector<std::string>& cfs,
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const Options& options) {
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ColumnFamilyOptions cf_opts(options);
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size_t cfi = handles_.size();
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handles_.resize(cfi + cfs.size());
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for (auto cf : cfs) {
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ASSERT_OK(db_->CreateColumnFamily(cf_opts, cf, &handles_[cfi++]));
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}
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}
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void DBTestBase::CreateAndReopenWithCF(const std::vector<std::string>& cfs,
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const Options& options) {
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CreateColumnFamilies(cfs, options);
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std::vector<std::string> cfs_plus_default = cfs;
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cfs_plus_default.insert(cfs_plus_default.begin(), kDefaultColumnFamilyName);
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ReopenWithColumnFamilies(cfs_plus_default, options);
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}
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void DBTestBase::ReopenWithColumnFamilies(const std::vector<std::string>& cfs,
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const std::vector<Options>& options) {
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ASSERT_OK(TryReopenWithColumnFamilies(cfs, options));
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}
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void DBTestBase::ReopenWithColumnFamilies(const std::vector<std::string>& cfs,
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const Options& options) {
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ASSERT_OK(TryReopenWithColumnFamilies(cfs, options));
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}
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Status DBTestBase::TryReopenWithColumnFamilies(
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const std::vector<std::string>& cfs, const std::vector<Options>& options) {
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Close();
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EXPECT_EQ(cfs.size(), options.size());
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std::vector<ColumnFamilyDescriptor> column_families;
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for (size_t i = 0; i < cfs.size(); ++i) {
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column_families.push_back(ColumnFamilyDescriptor(cfs[i], options[i]));
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}
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DBOptions db_opts = DBOptions(options[0]);
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return DB::Open(db_opts, dbname_, column_families, &handles_, &db_);
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}
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Status DBTestBase::TryReopenWithColumnFamilies(
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const std::vector<std::string>& cfs, const Options& options) {
|
|
Close();
|
|
std::vector<Options> v_opts(cfs.size(), options);
|
|
return TryReopenWithColumnFamilies(cfs, v_opts);
|
|
}
|
|
|
|
void DBTestBase::Reopen(const Options& options) {
|
|
ASSERT_OK(TryReopen(options));
|
|
}
|
|
|
|
void DBTestBase::Close() {
|
|
for (auto h : handles_) {
|
|
db_->DestroyColumnFamilyHandle(h);
|
|
}
|
|
handles_.clear();
|
|
delete db_;
|
|
db_ = nullptr;
|
|
}
|
|
|
|
void DBTestBase::DestroyAndReopen(const Options& options) {
|
|
// Destroy using last options
|
|
Destroy(last_options_);
|
|
ASSERT_OK(TryReopen(options));
|
|
}
|
|
|
|
void DBTestBase::Destroy(const Options& options) {
|
|
Close();
|
|
ASSERT_OK(DestroyDB(dbname_, options));
|
|
}
|
|
|
|
Status DBTestBase::ReadOnlyReopen(const Options& options) {
|
|
return DB::OpenForReadOnly(options, dbname_, &db_);
|
|
}
|
|
|
|
Status DBTestBase::TryReopen(const Options& options) {
|
|
Close();
|
|
last_options_.table_factory.reset();
|
|
// Note: operator= is an unsafe approach here since it destructs shared_ptr in
|
|
// the same order of their creation, in contrast to destructors which
|
|
// destructs them in the opposite order of creation. One particular problme is
|
|
// that the cache destructor might invoke callback functions that use Option
|
|
// members such as statistics. To work around this problem, we manually call
|
|
// destructor of table_facotry which eventually clears the block cache.
|
|
last_options_ = options;
|
|
return DB::Open(options, dbname_, &db_);
|
|
}
|
|
|
|
bool DBTestBase::IsDirectIOSupported() {
|
|
EnvOptions env_options;
|
|
env_options.use_mmap_writes = false;
|
|
env_options.use_direct_writes = true;
|
|
std::string tmp = TempFileName(dbname_, 999);
|
|
Status s;
|
|
{
|
|
unique_ptr<WritableFile> file;
|
|
s = env_->NewWritableFile(tmp, &file, env_options);
|
|
}
|
|
if (s.ok()) {
|
|
s = env_->DeleteFile(tmp);
|
|
}
|
|
return s.ok();
|
|
}
|
|
|
|
Status DBTestBase::Flush(int cf) {
|
|
if (cf == 0) {
|
|
return db_->Flush(FlushOptions());
|
|
} else {
|
|
return db_->Flush(FlushOptions(), handles_[cf]);
|
|
}
|
|
}
|
|
|
|
Status DBTestBase::Put(const Slice& k, const Slice& v, WriteOptions wo) {
|
|
if (kMergePut == option_config_) {
|
|
return db_->Merge(wo, k, v);
|
|
} else {
|
|
return db_->Put(wo, k, v);
|
|
}
|
|
}
|
|
|
|
Status DBTestBase::Put(int cf, const Slice& k, const Slice& v,
|
|
WriteOptions wo) {
|
|
if (kMergePut == option_config_) {
|
|
return db_->Merge(wo, handles_[cf], k, v);
|
|
} else {
|
|
return db_->Put(wo, handles_[cf], k, v);
|
|
}
|
|
}
|
|
|
|
Status DBTestBase::Merge(const Slice& k, const Slice& v, WriteOptions wo) {
|
|
return db_->Merge(wo, k, v);
|
|
}
|
|
|
|
Status DBTestBase::Merge(int cf, const Slice& k, const Slice& v,
|
|
WriteOptions wo) {
|
|
return db_->Merge(wo, handles_[cf], k, v);
|
|
}
|
|
|
|
Status DBTestBase::Delete(const std::string& k) {
|
|
return db_->Delete(WriteOptions(), k);
|
|
}
|
|
|
|
Status DBTestBase::Delete(int cf, const std::string& k) {
|
|
return db_->Delete(WriteOptions(), handles_[cf], k);
|
|
}
|
|
|
|
Status DBTestBase::SingleDelete(const std::string& k) {
|
|
return db_->SingleDelete(WriteOptions(), k);
|
|
}
|
|
|
|
Status DBTestBase::SingleDelete(int cf, const std::string& k) {
|
|
return db_->SingleDelete(WriteOptions(), handles_[cf], k);
|
|
}
|
|
|
|
std::string DBTestBase::Get(const std::string& k, const Snapshot* snapshot) {
|
|
ReadOptions options;
|
|
options.verify_checksums = true;
|
|
options.snapshot = snapshot;
|
|
std::string result;
|
|
Status s = db_->Get(options, k, &result);
|
|
if (s.IsNotFound()) {
|
|
result = "NOT_FOUND";
|
|
} else if (!s.ok()) {
|
|
result = s.ToString();
|
|
}
|
|
return result;
|
|
}
|
|
|
|
std::string DBTestBase::Get(int cf, const std::string& k,
|
|
const Snapshot* snapshot) {
|
|
ReadOptions options;
|
|
options.verify_checksums = true;
|
|
options.snapshot = snapshot;
|
|
std::string result;
|
|
Status s = db_->Get(options, handles_[cf], k, &result);
|
|
if (s.IsNotFound()) {
|
|
result = "NOT_FOUND";
|
|
} else if (!s.ok()) {
|
|
result = s.ToString();
|
|
}
|
|
return result;
|
|
}
|
|
|
|
uint64_t DBTestBase::GetNumSnapshots() {
|
|
uint64_t int_num;
|
|
EXPECT_TRUE(dbfull()->GetIntProperty("rocksdb.num-snapshots", &int_num));
|
|
return int_num;
|
|
}
|
|
|
|
uint64_t DBTestBase::GetTimeOldestSnapshots() {
|
|
uint64_t int_num;
|
|
EXPECT_TRUE(
|
|
dbfull()->GetIntProperty("rocksdb.oldest-snapshot-time", &int_num));
|
|
return int_num;
|
|
}
|
|
|
|
// Return a string that contains all key,value pairs in order,
|
|
// formatted like "(k1->v1)(k2->v2)".
|
|
std::string DBTestBase::Contents(int cf) {
|
|
std::vector<std::string> forward;
|
|
std::string result;
|
|
Iterator* iter = (cf == 0) ? db_->NewIterator(ReadOptions())
|
|
: db_->NewIterator(ReadOptions(), handles_[cf]);
|
|
for (iter->SeekToFirst(); iter->Valid(); iter->Next()) {
|
|
std::string s = IterStatus(iter);
|
|
result.push_back('(');
|
|
result.append(s);
|
|
result.push_back(')');
|
|
forward.push_back(s);
|
|
}
|
|
|
|
// Check reverse iteration results are the reverse of forward results
|
|
unsigned int matched = 0;
|
|
for (iter->SeekToLast(); iter->Valid(); iter->Prev()) {
|
|
EXPECT_LT(matched, forward.size());
|
|
EXPECT_EQ(IterStatus(iter), forward[forward.size() - matched - 1]);
|
|
matched++;
|
|
}
|
|
EXPECT_EQ(matched, forward.size());
|
|
|
|
delete iter;
|
|
return result;
|
|
}
|
|
|
|
std::string DBTestBase::AllEntriesFor(const Slice& user_key, int cf) {
|
|
Arena arena;
|
|
auto options = CurrentOptions();
|
|
InternalKeyComparator icmp(options.comparator);
|
|
RangeDelAggregator range_del_agg(icmp, {} /* snapshots */);
|
|
ScopedArenaIterator iter;
|
|
if (cf == 0) {
|
|
iter.set(dbfull()->NewInternalIterator(&arena, &range_del_agg));
|
|
} else {
|
|
iter.set(
|
|
dbfull()->NewInternalIterator(&arena, &range_del_agg, handles_[cf]));
|
|
}
|
|
InternalKey target(user_key, kMaxSequenceNumber, kTypeValue);
|
|
iter->Seek(target.Encode());
|
|
std::string result;
|
|
if (!iter->status().ok()) {
|
|
result = iter->status().ToString();
|
|
} else {
|
|
result = "[ ";
|
|
bool first = true;
|
|
while (iter->Valid()) {
|
|
ParsedInternalKey ikey(Slice(), 0, kTypeValue);
|
|
if (!ParseInternalKey(iter->key(), &ikey)) {
|
|
result += "CORRUPTED";
|
|
} else {
|
|
if (!last_options_.comparator->Equal(ikey.user_key, user_key)) {
|
|
break;
|
|
}
|
|
if (!first) {
|
|
result += ", ";
|
|
}
|
|
first = false;
|
|
switch (ikey.type) {
|
|
case kTypeValue:
|
|
result += iter->value().ToString();
|
|
break;
|
|
case kTypeMerge:
|
|
// keep it the same as kTypeValue for testing kMergePut
|
|
result += iter->value().ToString();
|
|
break;
|
|
case kTypeDeletion:
|
|
result += "DEL";
|
|
break;
|
|
case kTypeSingleDeletion:
|
|
result += "SDEL";
|
|
break;
|
|
default:
|
|
assert(false);
|
|
break;
|
|
}
|
|
}
|
|
iter->Next();
|
|
}
|
|
if (!first) {
|
|
result += " ";
|
|
}
|
|
result += "]";
|
|
}
|
|
return result;
|
|
}
|
|
|
|
#ifndef ROCKSDB_LITE
|
|
int DBTestBase::NumSortedRuns(int cf) {
|
|
ColumnFamilyMetaData cf_meta;
|
|
if (cf == 0) {
|
|
db_->GetColumnFamilyMetaData(&cf_meta);
|
|
} else {
|
|
db_->GetColumnFamilyMetaData(handles_[cf], &cf_meta);
|
|
}
|
|
int num_sr = static_cast<int>(cf_meta.levels[0].files.size());
|
|
for (size_t i = 1U; i < cf_meta.levels.size(); i++) {
|
|
if (cf_meta.levels[i].files.size() > 0) {
|
|
num_sr++;
|
|
}
|
|
}
|
|
return num_sr;
|
|
}
|
|
|
|
uint64_t DBTestBase::TotalSize(int cf) {
|
|
ColumnFamilyMetaData cf_meta;
|
|
if (cf == 0) {
|
|
db_->GetColumnFamilyMetaData(&cf_meta);
|
|
} else {
|
|
db_->GetColumnFamilyMetaData(handles_[cf], &cf_meta);
|
|
}
|
|
return cf_meta.size;
|
|
}
|
|
|
|
uint64_t DBTestBase::SizeAtLevel(int level) {
|
|
std::vector<LiveFileMetaData> metadata;
|
|
db_->GetLiveFilesMetaData(&metadata);
|
|
uint64_t sum = 0;
|
|
for (const auto& m : metadata) {
|
|
if (m.level == level) {
|
|
sum += m.size;
|
|
}
|
|
}
|
|
return sum;
|
|
}
|
|
|
|
size_t DBTestBase::TotalLiveFiles(int cf) {
|
|
ColumnFamilyMetaData cf_meta;
|
|
if (cf == 0) {
|
|
db_->GetColumnFamilyMetaData(&cf_meta);
|
|
} else {
|
|
db_->GetColumnFamilyMetaData(handles_[cf], &cf_meta);
|
|
}
|
|
size_t num_files = 0;
|
|
for (auto& level : cf_meta.levels) {
|
|
num_files += level.files.size();
|
|
}
|
|
return num_files;
|
|
}
|
|
|
|
size_t DBTestBase::CountLiveFiles() {
|
|
std::vector<LiveFileMetaData> metadata;
|
|
db_->GetLiveFilesMetaData(&metadata);
|
|
return metadata.size();
|
|
}
|
|
#endif // ROCKSDB_LITE
|
|
|
|
int DBTestBase::NumTableFilesAtLevel(int level, int cf) {
|
|
std::string property;
|
|
if (cf == 0) {
|
|
// default cfd
|
|
EXPECT_TRUE(db_->GetProperty(
|
|
"rocksdb.num-files-at-level" + NumberToString(level), &property));
|
|
} else {
|
|
EXPECT_TRUE(db_->GetProperty(
|
|
handles_[cf], "rocksdb.num-files-at-level" + NumberToString(level),
|
|
&property));
|
|
}
|
|
return atoi(property.c_str());
|
|
}
|
|
|
|
double DBTestBase::CompressionRatioAtLevel(int level, int cf) {
|
|
std::string property;
|
|
if (cf == 0) {
|
|
// default cfd
|
|
EXPECT_TRUE(db_->GetProperty(
|
|
"rocksdb.compression-ratio-at-level" + NumberToString(level),
|
|
&property));
|
|
} else {
|
|
EXPECT_TRUE(db_->GetProperty(
|
|
handles_[cf],
|
|
"rocksdb.compression-ratio-at-level" + NumberToString(level),
|
|
&property));
|
|
}
|
|
return std::stod(property);
|
|
}
|
|
|
|
int DBTestBase::TotalTableFiles(int cf, int levels) {
|
|
if (levels == -1) {
|
|
levels = (cf == 0) ? db_->NumberLevels() : db_->NumberLevels(handles_[1]);
|
|
}
|
|
int result = 0;
|
|
for (int level = 0; level < levels; level++) {
|
|
result += NumTableFilesAtLevel(level, cf);
|
|
}
|
|
return result;
|
|
}
|
|
|
|
// Return spread of files per level
|
|
std::string DBTestBase::FilesPerLevel(int cf) {
|
|
int num_levels =
|
|
(cf == 0) ? db_->NumberLevels() : db_->NumberLevels(handles_[1]);
|
|
std::string result;
|
|
size_t last_non_zero_offset = 0;
|
|
for (int level = 0; level < num_levels; level++) {
|
|
int f = NumTableFilesAtLevel(level, cf);
|
|
char buf[100];
|
|
snprintf(buf, sizeof(buf), "%s%d", (level ? "," : ""), f);
|
|
result += buf;
|
|
if (f > 0) {
|
|
last_non_zero_offset = result.size();
|
|
}
|
|
}
|
|
result.resize(last_non_zero_offset);
|
|
return result;
|
|
}
|
|
|
|
size_t DBTestBase::CountFiles() {
|
|
std::vector<std::string> files;
|
|
env_->GetChildren(dbname_, &files);
|
|
|
|
std::vector<std::string> logfiles;
|
|
if (dbname_ != last_options_.wal_dir) {
|
|
env_->GetChildren(last_options_.wal_dir, &logfiles);
|
|
}
|
|
|
|
return files.size() + logfiles.size();
|
|
}
|
|
|
|
uint64_t DBTestBase::Size(const Slice& start, const Slice& limit, int cf) {
|
|
Range r(start, limit);
|
|
uint64_t size;
|
|
if (cf == 0) {
|
|
db_->GetApproximateSizes(&r, 1, &size);
|
|
} else {
|
|
db_->GetApproximateSizes(handles_[1], &r, 1, &size);
|
|
}
|
|
return size;
|
|
}
|
|
|
|
void DBTestBase::Compact(int cf, const Slice& start, const Slice& limit,
|
|
uint32_t target_path_id) {
|
|
CompactRangeOptions compact_options;
|
|
compact_options.target_path_id = target_path_id;
|
|
ASSERT_OK(db_->CompactRange(compact_options, handles_[cf], &start, &limit));
|
|
}
|
|
|
|
void DBTestBase::Compact(int cf, const Slice& start, const Slice& limit) {
|
|
ASSERT_OK(
|
|
db_->CompactRange(CompactRangeOptions(), handles_[cf], &start, &limit));
|
|
}
|
|
|
|
void DBTestBase::Compact(const Slice& start, const Slice& limit) {
|
|
ASSERT_OK(db_->CompactRange(CompactRangeOptions(), &start, &limit));
|
|
}
|
|
|
|
// Do n memtable compactions, each of which produces an sstable
|
|
// covering the range [small,large].
|
|
void DBTestBase::MakeTables(int n, const std::string& small,
|
|
const std::string& large, int cf) {
|
|
for (int i = 0; i < n; i++) {
|
|
ASSERT_OK(Put(cf, small, "begin"));
|
|
ASSERT_OK(Put(cf, large, "end"));
|
|
ASSERT_OK(Flush(cf));
|
|
MoveFilesToLevel(n - i - 1, cf);
|
|
}
|
|
}
|
|
|
|
// Prevent pushing of new sstables into deeper levels by adding
|
|
// tables that cover a specified range to all levels.
|
|
void DBTestBase::FillLevels(const std::string& smallest,
|
|
const std::string& largest, int cf) {
|
|
MakeTables(db_->NumberLevels(handles_[cf]), smallest, largest, cf);
|
|
}
|
|
|
|
void DBTestBase::MoveFilesToLevel(int level, int cf) {
|
|
for (int l = 0; l < level; ++l) {
|
|
if (cf > 0) {
|
|
dbfull()->TEST_CompactRange(l, nullptr, nullptr, handles_[cf]);
|
|
} else {
|
|
dbfull()->TEST_CompactRange(l, nullptr, nullptr);
|
|
}
|
|
}
|
|
}
|
|
|
|
void DBTestBase::DumpFileCounts(const char* label) {
|
|
fprintf(stderr, "---\n%s:\n", label);
|
|
fprintf(stderr, "maxoverlap: %" PRIu64 "\n",
|
|
dbfull()->TEST_MaxNextLevelOverlappingBytes());
|
|
for (int level = 0; level < db_->NumberLevels(); level++) {
|
|
int num = NumTableFilesAtLevel(level);
|
|
if (num > 0) {
|
|
fprintf(stderr, " level %3d : %d files\n", level, num);
|
|
}
|
|
}
|
|
}
|
|
|
|
std::string DBTestBase::DumpSSTableList() {
|
|
std::string property;
|
|
db_->GetProperty("rocksdb.sstables", &property);
|
|
return property;
|
|
}
|
|
|
|
void DBTestBase::GetSstFiles(std::string path,
|
|
std::vector<std::string>* files) {
|
|
env_->GetChildren(path, files);
|
|
|
|
files->erase(
|
|
std::remove_if(files->begin(), files->end(), [](std::string name) {
|
|
uint64_t number;
|
|
FileType type;
|
|
return !(ParseFileName(name, &number, &type) && type == kTableFile);
|
|
}), files->end());
|
|
}
|
|
|
|
int DBTestBase::GetSstFileCount(std::string path) {
|
|
std::vector<std::string> files;
|
|
GetSstFiles(path, &files);
|
|
return static_cast<int>(files.size());
|
|
}
|
|
|
|
// this will generate non-overlapping files since it keeps increasing key_idx
|
|
void DBTestBase::GenerateNewFile(int cf, Random* rnd, int* key_idx,
|
|
bool nowait) {
|
|
for (int i = 0; i < KNumKeysByGenerateNewFile; i++) {
|
|
ASSERT_OK(Put(cf, Key(*key_idx), RandomString(rnd, (i == 99) ? 1 : 990)));
|
|
(*key_idx)++;
|
|
}
|
|
if (!nowait) {
|
|
dbfull()->TEST_WaitForFlushMemTable();
|
|
dbfull()->TEST_WaitForCompact();
|
|
}
|
|
}
|
|
|
|
// this will generate non-overlapping files since it keeps increasing key_idx
|
|
void DBTestBase::GenerateNewFile(Random* rnd, int* key_idx, bool nowait) {
|
|
for (int i = 0; i < KNumKeysByGenerateNewFile; i++) {
|
|
ASSERT_OK(Put(Key(*key_idx), RandomString(rnd, (i == 99) ? 1 : 990)));
|
|
(*key_idx)++;
|
|
}
|
|
if (!nowait) {
|
|
dbfull()->TEST_WaitForFlushMemTable();
|
|
dbfull()->TEST_WaitForCompact();
|
|
}
|
|
}
|
|
|
|
const int DBTestBase::kNumKeysByGenerateNewRandomFile = 51;
|
|
|
|
void DBTestBase::GenerateNewRandomFile(Random* rnd, bool nowait) {
|
|
for (int i = 0; i < kNumKeysByGenerateNewRandomFile; i++) {
|
|
ASSERT_OK(Put("key" + RandomString(rnd, 7), RandomString(rnd, 2000)));
|
|
}
|
|
ASSERT_OK(Put("key" + RandomString(rnd, 7), RandomString(rnd, 200)));
|
|
if (!nowait) {
|
|
dbfull()->TEST_WaitForFlushMemTable();
|
|
dbfull()->TEST_WaitForCompact();
|
|
}
|
|
}
|
|
|
|
std::string DBTestBase::IterStatus(Iterator* iter) {
|
|
std::string result;
|
|
if (iter->Valid()) {
|
|
result = iter->key().ToString() + "->" + iter->value().ToString();
|
|
} else {
|
|
result = "(invalid)";
|
|
}
|
|
return result;
|
|
}
|
|
|
|
Options DBTestBase::OptionsForLogIterTest() {
|
|
Options options = CurrentOptions();
|
|
options.create_if_missing = true;
|
|
options.WAL_ttl_seconds = 1000;
|
|
return options;
|
|
}
|
|
|
|
std::string DBTestBase::DummyString(size_t len, char c) {
|
|
return std::string(len, c);
|
|
}
|
|
|
|
void DBTestBase::VerifyIterLast(std::string expected_key, int cf) {
|
|
Iterator* iter;
|
|
ReadOptions ro;
|
|
if (cf == 0) {
|
|
iter = db_->NewIterator(ro);
|
|
} else {
|
|
iter = db_->NewIterator(ro, handles_[cf]);
|
|
}
|
|
iter->SeekToLast();
|
|
ASSERT_EQ(IterStatus(iter), expected_key);
|
|
delete iter;
|
|
}
|
|
|
|
// Used to test InplaceUpdate
|
|
|
|
// If previous value is nullptr or delta is > than previous value,
|
|
// sets newValue with delta
|
|
// If previous value is not empty,
|
|
// updates previous value with 'b' string of previous value size - 1.
|
|
UpdateStatus DBTestBase::updateInPlaceSmallerSize(char* prevValue,
|
|
uint32_t* prevSize,
|
|
Slice delta,
|
|
std::string* newValue) {
|
|
if (prevValue == nullptr) {
|
|
*newValue = std::string(delta.size(), 'c');
|
|
return UpdateStatus::UPDATED;
|
|
} else {
|
|
*prevSize = *prevSize - 1;
|
|
std::string str_b = std::string(*prevSize, 'b');
|
|
memcpy(prevValue, str_b.c_str(), str_b.size());
|
|
return UpdateStatus::UPDATED_INPLACE;
|
|
}
|
|
}
|
|
|
|
UpdateStatus DBTestBase::updateInPlaceSmallerVarintSize(char* prevValue,
|
|
uint32_t* prevSize,
|
|
Slice delta,
|
|
std::string* newValue) {
|
|
if (prevValue == nullptr) {
|
|
*newValue = std::string(delta.size(), 'c');
|
|
return UpdateStatus::UPDATED;
|
|
} else {
|
|
*prevSize = 1;
|
|
std::string str_b = std::string(*prevSize, 'b');
|
|
memcpy(prevValue, str_b.c_str(), str_b.size());
|
|
return UpdateStatus::UPDATED_INPLACE;
|
|
}
|
|
}
|
|
|
|
UpdateStatus DBTestBase::updateInPlaceLargerSize(char* prevValue,
|
|
uint32_t* prevSize,
|
|
Slice delta,
|
|
std::string* newValue) {
|
|
*newValue = std::string(delta.size(), 'c');
|
|
return UpdateStatus::UPDATED;
|
|
}
|
|
|
|
UpdateStatus DBTestBase::updateInPlaceNoAction(char* prevValue,
|
|
uint32_t* prevSize, Slice delta,
|
|
std::string* newValue) {
|
|
return UpdateStatus::UPDATE_FAILED;
|
|
}
|
|
|
|
// Utility method to test InplaceUpdate
|
|
void DBTestBase::validateNumberOfEntries(int numValues, int cf) {
|
|
ScopedArenaIterator iter;
|
|
Arena arena;
|
|
auto options = CurrentOptions();
|
|
InternalKeyComparator icmp(options.comparator);
|
|
RangeDelAggregator range_del_agg(icmp, {} /* snapshots */);
|
|
if (cf != 0) {
|
|
iter.set(
|
|
dbfull()->NewInternalIterator(&arena, &range_del_agg, handles_[cf]));
|
|
} else {
|
|
iter.set(dbfull()->NewInternalIterator(&arena, &range_del_agg));
|
|
}
|
|
iter->SeekToFirst();
|
|
ASSERT_EQ(iter->status().ok(), true);
|
|
int seq = numValues;
|
|
while (iter->Valid()) {
|
|
ParsedInternalKey ikey;
|
|
ikey.sequence = -1;
|
|
ASSERT_EQ(ParseInternalKey(iter->key(), &ikey), true);
|
|
|
|
// checks sequence number for updates
|
|
ASSERT_EQ(ikey.sequence, (unsigned)seq--);
|
|
iter->Next();
|
|
}
|
|
ASSERT_EQ(0, seq);
|
|
}
|
|
|
|
void DBTestBase::CopyFile(const std::string& source,
|
|
const std::string& destination, uint64_t size) {
|
|
const EnvOptions soptions;
|
|
unique_ptr<SequentialFile> srcfile;
|
|
ASSERT_OK(env_->NewSequentialFile(source, &srcfile, soptions));
|
|
unique_ptr<WritableFile> destfile;
|
|
ASSERT_OK(env_->NewWritableFile(destination, &destfile, soptions));
|
|
|
|
if (size == 0) {
|
|
// default argument means copy everything
|
|
ASSERT_OK(env_->GetFileSize(source, &size));
|
|
}
|
|
|
|
char buffer[4096];
|
|
Slice slice;
|
|
while (size > 0) {
|
|
uint64_t one = std::min(uint64_t(sizeof(buffer)), size);
|
|
ASSERT_OK(srcfile->Read(one, &slice, buffer));
|
|
ASSERT_OK(destfile->Append(slice));
|
|
size -= slice.size();
|
|
}
|
|
ASSERT_OK(destfile->Close());
|
|
}
|
|
|
|
std::unordered_map<std::string, uint64_t> DBTestBase::GetAllSSTFiles(
|
|
uint64_t* total_size) {
|
|
std::unordered_map<std::string, uint64_t> res;
|
|
|
|
if (total_size) {
|
|
*total_size = 0;
|
|
}
|
|
std::vector<std::string> files;
|
|
env_->GetChildren(dbname_, &files);
|
|
for (auto& file_name : files) {
|
|
uint64_t number;
|
|
FileType type;
|
|
std::string file_path = dbname_ + "/" + file_name;
|
|
if (ParseFileName(file_name, &number, &type) && type == kTableFile) {
|
|
uint64_t file_size = 0;
|
|
env_->GetFileSize(file_path, &file_size);
|
|
res[file_path] = file_size;
|
|
if (total_size) {
|
|
*total_size += file_size;
|
|
}
|
|
}
|
|
}
|
|
return res;
|
|
}
|
|
|
|
std::vector<std::uint64_t> DBTestBase::ListTableFiles(Env* env,
|
|
const std::string& path) {
|
|
std::vector<std::string> files;
|
|
std::vector<uint64_t> file_numbers;
|
|
env->GetChildren(path, &files);
|
|
uint64_t number;
|
|
FileType type;
|
|
for (size_t i = 0; i < files.size(); ++i) {
|
|
if (ParseFileName(files[i], &number, &type)) {
|
|
if (type == kTableFile) {
|
|
file_numbers.push_back(number);
|
|
}
|
|
}
|
|
}
|
|
return file_numbers;
|
|
}
|
|
|
|
void DBTestBase::VerifyDBFromMap(std::map<std::string, std::string> true_data,
|
|
size_t* total_reads_res, bool tailing_iter,
|
|
std::map<std::string, Status> status) {
|
|
size_t total_reads = 0;
|
|
|
|
for (auto& kv : true_data) {
|
|
Status s = status[kv.first];
|
|
if (s.ok()) {
|
|
ASSERT_EQ(Get(kv.first), kv.second);
|
|
} else {
|
|
std::string value;
|
|
ASSERT_EQ(s, db_->Get(ReadOptions(), kv.first, &value));
|
|
}
|
|
total_reads++;
|
|
}
|
|
|
|
// Normal Iterator
|
|
{
|
|
int iter_cnt = 0;
|
|
ReadOptions ro;
|
|
ro.total_order_seek = true;
|
|
Iterator* iter = db_->NewIterator(ro);
|
|
// Verify Iterator::Next()
|
|
iter_cnt = 0;
|
|
auto data_iter = true_data.begin();
|
|
Status s;
|
|
for (iter->SeekToFirst(); iter->Valid(); iter->Next(), data_iter++) {
|
|
ASSERT_EQ(iter->key().ToString(), data_iter->first);
|
|
Status current_status = status[data_iter->first];
|
|
if (!current_status.ok()) {
|
|
s = current_status;
|
|
}
|
|
ASSERT_EQ(iter->status(), s);
|
|
if (current_status.ok()) {
|
|
ASSERT_EQ(iter->value().ToString(), data_iter->second);
|
|
}
|
|
iter_cnt++;
|
|
total_reads++;
|
|
}
|
|
ASSERT_EQ(data_iter, true_data.end()) << iter_cnt << " / "
|
|
<< true_data.size();
|
|
delete iter;
|
|
|
|
// Verify Iterator::Prev()
|
|
// Use a new iterator to make sure its status is clean.
|
|
iter = db_->NewIterator(ro);
|
|
iter_cnt = 0;
|
|
s = Status::OK();
|
|
auto data_rev = true_data.rbegin();
|
|
for (iter->SeekToLast(); iter->Valid(); iter->Prev(), data_rev++) {
|
|
ASSERT_EQ(iter->key().ToString(), data_rev->first);
|
|
Status current_status = status[data_rev->first];
|
|
if (!current_status.ok()) {
|
|
s = current_status;
|
|
}
|
|
ASSERT_EQ(iter->status(), s);
|
|
if (current_status.ok()) {
|
|
ASSERT_EQ(iter->value().ToString(), data_rev->second);
|
|
}
|
|
iter_cnt++;
|
|
total_reads++;
|
|
}
|
|
ASSERT_EQ(data_rev, true_data.rend()) << iter_cnt << " / "
|
|
<< true_data.size();
|
|
|
|
// Verify Iterator::Seek()
|
|
for (auto kv : true_data) {
|
|
iter->Seek(kv.first);
|
|
ASSERT_EQ(kv.first, iter->key().ToString());
|
|
ASSERT_EQ(kv.second, iter->value().ToString());
|
|
total_reads++;
|
|
}
|
|
delete iter;
|
|
}
|
|
|
|
if (tailing_iter) {
|
|
#ifndef ROCKSDB_LITE
|
|
// Tailing iterator
|
|
int iter_cnt = 0;
|
|
ReadOptions ro;
|
|
ro.tailing = true;
|
|
ro.total_order_seek = true;
|
|
Iterator* iter = db_->NewIterator(ro);
|
|
|
|
// Verify ForwardIterator::Next()
|
|
iter_cnt = 0;
|
|
auto data_iter = true_data.begin();
|
|
for (iter->SeekToFirst(); iter->Valid(); iter->Next(), data_iter++) {
|
|
ASSERT_EQ(iter->key().ToString(), data_iter->first);
|
|
ASSERT_EQ(iter->value().ToString(), data_iter->second);
|
|
iter_cnt++;
|
|
total_reads++;
|
|
}
|
|
ASSERT_EQ(data_iter, true_data.end()) << iter_cnt << " / "
|
|
<< true_data.size();
|
|
|
|
// Verify ForwardIterator::Seek()
|
|
for (auto kv : true_data) {
|
|
iter->Seek(kv.first);
|
|
ASSERT_EQ(kv.first, iter->key().ToString());
|
|
ASSERT_EQ(kv.second, iter->value().ToString());
|
|
total_reads++;
|
|
}
|
|
|
|
delete iter;
|
|
#endif // ROCKSDB_LITE
|
|
}
|
|
|
|
if (total_reads_res) {
|
|
*total_reads_res = total_reads;
|
|
}
|
|
}
|
|
|
|
void DBTestBase::VerifyDBInternal(
|
|
std::vector<std::pair<std::string, std::string>> true_data) {
|
|
Arena arena;
|
|
InternalKeyComparator icmp(last_options_.comparator);
|
|
RangeDelAggregator range_del_agg(icmp, {});
|
|
auto iter = dbfull()->NewInternalIterator(&arena, &range_del_agg);
|
|
iter->SeekToFirst();
|
|
for (auto p : true_data) {
|
|
ASSERT_TRUE(iter->Valid());
|
|
ParsedInternalKey ikey;
|
|
ASSERT_TRUE(ParseInternalKey(iter->key(), &ikey));
|
|
ASSERT_EQ(p.first, ikey.user_key);
|
|
ASSERT_EQ(p.second, iter->value());
|
|
iter->Next();
|
|
};
|
|
ASSERT_FALSE(iter->Valid());
|
|
iter->~InternalIterator();
|
|
}
|
|
|
|
#ifndef ROCKSDB_LITE
|
|
|
|
uint64_t DBTestBase::GetNumberOfSstFilesForColumnFamily(
|
|
DB* db, std::string column_family_name) {
|
|
std::vector<LiveFileMetaData> metadata;
|
|
db->GetLiveFilesMetaData(&metadata);
|
|
uint64_t result = 0;
|
|
for (auto& fileMetadata : metadata) {
|
|
result += (fileMetadata.column_family_name == column_family_name);
|
|
}
|
|
return result;
|
|
}
|
|
#endif // ROCKSDB_LITE
|
|
|
|
} // namespace rocksdb
|