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Diffstat (limited to 'src/rocksdb/db/column_family_test.cc')
| -rw-r--r-- | src/rocksdb/db/column_family_test.cc | 3387 |
1 files changed, 3387 insertions, 0 deletions
diff --git a/src/rocksdb/db/column_family_test.cc b/src/rocksdb/db/column_family_test.cc new file mode 100644 index 000000000..24ff4e08b --- /dev/null +++ b/src/rocksdb/db/column_family_test.cc @@ -0,0 +1,3387 @@ +// 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. + +#include <algorithm> +#include <vector> +#include <string> +#include <thread> + +#include "db/db_impl/db_impl.h" +#include "db/db_test_util.h" +#include "memtable/hash_skiplist_rep.h" +#include "options/options_parser.h" +#include "port/port.h" +#include "port/stack_trace.h" +#include "rocksdb/db.h" +#include "rocksdb/env.h" +#include "rocksdb/iterator.h" +#include "rocksdb/utilities/object_registry.h" +#include "test_util/fault_injection_test_env.h" +#include "test_util/sync_point.h" +#include "test_util/testharness.h" +#include "test_util/testutil.h" +#include "util/coding.h" +#include "util/string_util.h" +#include "utilities/merge_operators.h" + +namespace ROCKSDB_NAMESPACE { + +static const int kValueSize = 1000; + +namespace { +std::string RandomString(Random* rnd, int len) { + std::string r; + test::RandomString(rnd, len, &r); + return r; +} +} // anonymous namespace + +// counts how many operations were performed +class EnvCounter : public EnvWrapper { + public: + explicit EnvCounter(Env* base) + : EnvWrapper(base), num_new_writable_file_(0) {} + int GetNumberOfNewWritableFileCalls() { + return num_new_writable_file_; + } + Status NewWritableFile(const std::string& f, std::unique_ptr<WritableFile>* r, + const EnvOptions& soptions) override { + ++num_new_writable_file_; + return EnvWrapper::NewWritableFile(f, r, soptions); + } + + private: + std::atomic<int> num_new_writable_file_; +}; + +class ColumnFamilyTestBase : public testing::Test { + public: + explicit ColumnFamilyTestBase(uint32_t format) : rnd_(139), format_(format) { + Env* base_env = Env::Default(); +#ifndef ROCKSDB_LITE + const char* test_env_uri = getenv("TEST_ENV_URI"); + if (test_env_uri) { + Env* test_env = nullptr; + Status s = Env::LoadEnv(test_env_uri, &test_env, &env_guard_); + base_env = test_env; + EXPECT_OK(s); + EXPECT_NE(Env::Default(), base_env); + } +#endif // !ROCKSDB_LITE + EXPECT_NE(nullptr, base_env); + env_ = new EnvCounter(base_env); + dbname_ = test::PerThreadDBPath("column_family_test"); + db_options_.create_if_missing = true; + db_options_.fail_if_options_file_error = true; + db_options_.env = env_; + DestroyDB(dbname_, Options(db_options_, column_family_options_)); + } + + ~ColumnFamilyTestBase() override { + std::vector<ColumnFamilyDescriptor> column_families; + for (auto h : handles_) { + ColumnFamilyDescriptor cfdescriptor; + h->GetDescriptor(&cfdescriptor); + column_families.push_back(cfdescriptor); + } + Close(); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + Destroy(column_families); + delete env_; + } + + BlockBasedTableOptions GetBlockBasedTableOptions() { + BlockBasedTableOptions options; + options.format_version = format_; + return options; + } + + // Return the value to associate with the specified key + Slice Value(int k, std::string* storage) { + if (k == 0) { + // Ugh. Random seed of 0 used to produce no entropy. This code + // preserves the implementation that was in place when all of the + // magic values in this file were picked. + *storage = std::string(kValueSize, ' '); + return Slice(*storage); + } else { + Random r(k); + return test::RandomString(&r, kValueSize, storage); + } + } + + void Build(int base, int n, int flush_every = 0) { + std::string key_space, value_space; + WriteBatch batch; + + for (int i = 0; i < n; i++) { + if (flush_every != 0 && i != 0 && i % flush_every == 0) { + DBImpl* dbi = reinterpret_cast<DBImpl*>(db_); + dbi->TEST_FlushMemTable(); + } + + int keyi = base + i; + Slice key(DBTestBase::Key(keyi)); + + batch.Clear(); + batch.Put(handles_[0], key, Value(keyi, &value_space)); + batch.Put(handles_[1], key, Value(keyi, &value_space)); + batch.Put(handles_[2], key, Value(keyi, &value_space)); + ASSERT_OK(db_->Write(WriteOptions(), &batch)); + } + } + + void CheckMissed() { + uint64_t next_expected = 0; + uint64_t missed = 0; + int bad_keys = 0; + int bad_values = 0; + int correct = 0; + std::string value_space; + for (int cf = 0; cf < 3; cf++) { + next_expected = 0; + Iterator* iter = db_->NewIterator(ReadOptions(false, true), handles_[cf]); + for (iter->SeekToFirst(); iter->Valid(); iter->Next()) { + uint64_t key; + Slice in(iter->key()); + in.remove_prefix(3); + if (!ConsumeDecimalNumber(&in, &key) || !in.empty() || + key < next_expected) { + bad_keys++; + continue; + } + missed += (key - next_expected); + next_expected = key + 1; + if (iter->value() != Value(static_cast<int>(key), &value_space)) { + bad_values++; + } else { + correct++; + } + } + delete iter; + } + + ASSERT_EQ(0, bad_keys); + ASSERT_EQ(0, bad_values); + ASSERT_EQ(0, missed); + (void)correct; + } + + void Close() { + for (auto h : handles_) { + if (h) { + db_->DestroyColumnFamilyHandle(h); + } + } + handles_.clear(); + names_.clear(); + delete db_; + db_ = nullptr; + } + + Status TryOpen(std::vector<std::string> cf, + std::vector<ColumnFamilyOptions> options = {}) { + std::vector<ColumnFamilyDescriptor> column_families; + names_.clear(); + for (size_t i = 0; i < cf.size(); ++i) { + column_families.push_back(ColumnFamilyDescriptor( + cf[i], options.size() == 0 ? column_family_options_ : options[i])); + names_.push_back(cf[i]); + } + return DB::Open(db_options_, dbname_, column_families, &handles_, &db_); + } + + Status OpenReadOnly(std::vector<std::string> cf, + std::vector<ColumnFamilyOptions> options = {}) { + std::vector<ColumnFamilyDescriptor> column_families; + names_.clear(); + for (size_t i = 0; i < cf.size(); ++i) { + column_families.push_back(ColumnFamilyDescriptor( + cf[i], options.size() == 0 ? column_family_options_ : options[i])); + names_.push_back(cf[i]); + } + return DB::OpenForReadOnly(db_options_, dbname_, column_families, &handles_, + &db_); + } + +#ifndef ROCKSDB_LITE // ReadOnlyDB is not supported + void AssertOpenReadOnly(std::vector<std::string> cf, + std::vector<ColumnFamilyOptions> options = {}) { + ASSERT_OK(OpenReadOnly(cf, options)); + } +#endif // !ROCKSDB_LITE + + + void Open(std::vector<std::string> cf, + std::vector<ColumnFamilyOptions> options = {}) { + ASSERT_OK(TryOpen(cf, options)); + } + + void Open() { + Open({"default"}); + } + + DBImpl* dbfull() { return reinterpret_cast<DBImpl*>(db_); } + + int GetProperty(int cf, std::string property) { + std::string value; + EXPECT_TRUE(dbfull()->GetProperty(handles_[cf], property, &value)); +#ifndef CYGWIN + return std::stoi(value); +#else + return std::strtol(value.c_str(), 0 /* off */, 10 /* base */); +#endif + } + + bool IsDbWriteStopped() { +#ifndef ROCKSDB_LITE + uint64_t v; + EXPECT_TRUE(dbfull()->GetIntProperty("rocksdb.is-write-stopped", &v)); + return (v == 1); +#else + return dbfull()->TEST_write_controler().IsStopped(); +#endif // !ROCKSDB_LITE + } + + uint64_t GetDbDelayedWriteRate() { +#ifndef ROCKSDB_LITE + uint64_t v; + EXPECT_TRUE( + dbfull()->GetIntProperty("rocksdb.actual-delayed-write-rate", &v)); + return v; +#else + if (!dbfull()->TEST_write_controler().NeedsDelay()) { + return 0; + } + return dbfull()->TEST_write_controler().delayed_write_rate(); +#endif // !ROCKSDB_LITE + } + + void Destroy(const std::vector<ColumnFamilyDescriptor>& column_families = + std::vector<ColumnFamilyDescriptor>()) { + Close(); + ASSERT_OK(DestroyDB(dbname_, Options(db_options_, column_family_options_), + column_families)); + } + + void CreateColumnFamilies( + const std::vector<std::string>& cfs, + const std::vector<ColumnFamilyOptions> options = {}) { + int cfi = static_cast<int>(handles_.size()); + handles_.resize(cfi + cfs.size()); + names_.resize(cfi + cfs.size()); + for (size_t i = 0; i < cfs.size(); ++i) { + const auto& current_cf_opt = + options.size() == 0 ? column_family_options_ : options[i]; + ASSERT_OK( + db_->CreateColumnFamily(current_cf_opt, cfs[i], &handles_[cfi])); + names_[cfi] = cfs[i]; + +#ifndef ROCKSDB_LITE // RocksDBLite does not support GetDescriptor + // Verify the CF options of the returned CF handle. + ColumnFamilyDescriptor desc; + ASSERT_OK(handles_[cfi]->GetDescriptor(&desc)); + RocksDBOptionsParser::VerifyCFOptions(desc.options, current_cf_opt); +#endif // !ROCKSDB_LITE + cfi++; + } + } + + void Reopen(const std::vector<ColumnFamilyOptions> options = {}) { + std::vector<std::string> names; + for (auto name : names_) { + if (name != "") { + names.push_back(name); + } + } + Close(); + assert(options.size() == 0 || names.size() == options.size()); + Open(names, options); + } + + void CreateColumnFamiliesAndReopen(const std::vector<std::string>& cfs) { + CreateColumnFamilies(cfs); + Reopen(); + } + + void DropColumnFamilies(const std::vector<int>& cfs) { + for (auto cf : cfs) { + ASSERT_OK(db_->DropColumnFamily(handles_[cf])); + db_->DestroyColumnFamilyHandle(handles_[cf]); + handles_[cf] = nullptr; + names_[cf] = ""; + } + } + + void PutRandomData(int cf, int num, int key_value_size, bool save = false) { + if (cf >= static_cast<int>(keys_.size())) { + keys_.resize(cf + 1); + } + for (int i = 0; i < num; ++i) { + // 10 bytes for key, rest is value + if (!save) { + ASSERT_OK(Put(cf, test::RandomKey(&rnd_, 11), + RandomString(&rnd_, key_value_size - 10))); + } else { + std::string key = test::RandomKey(&rnd_, 11); + keys_[cf].insert(key); + ASSERT_OK(Put(cf, key, RandomString(&rnd_, key_value_size - 10))); + } + } + db_->FlushWAL(false); + } + +#ifndef ROCKSDB_LITE // TEST functions in DB are not supported in lite + void WaitForFlush(int cf) { + ASSERT_OK(dbfull()->TEST_WaitForFlushMemTable(handles_[cf])); + } + + void WaitForCompaction() { + ASSERT_OK(dbfull()->TEST_WaitForCompact()); + } + + uint64_t MaxTotalInMemoryState() { + return dbfull()->TEST_MaxTotalInMemoryState(); + } + + void AssertMaxTotalInMemoryState(uint64_t value) { + ASSERT_EQ(value, MaxTotalInMemoryState()); + } +#endif // !ROCKSDB_LITE + + Status Put(int cf, const std::string& key, const std::string& value) { + return db_->Put(WriteOptions(), handles_[cf], Slice(key), Slice(value)); + } + Status Merge(int cf, const std::string& key, const std::string& value) { + return db_->Merge(WriteOptions(), handles_[cf], Slice(key), Slice(value)); + } + Status Flush(int cf) { + return db_->Flush(FlushOptions(), handles_[cf]); + } + + std::string Get(int cf, const std::string& key) { + ReadOptions options; + options.verify_checksums = true; + std::string result; + Status s = db_->Get(options, handles_[cf], Slice(key), &result); + if (s.IsNotFound()) { + result = "NOT_FOUND"; + } else if (!s.ok()) { + result = s.ToString(); + } + return result; + } + + void CompactAll(int cf) { + ASSERT_OK(db_->CompactRange(CompactRangeOptions(), handles_[cf], nullptr, + nullptr)); + } + + void Compact(int cf, const Slice& start, const Slice& limit) { + ASSERT_OK( + db_->CompactRange(CompactRangeOptions(), handles_[cf], &start, &limit)); + } + + int NumTableFilesAtLevel(int level, int cf) { + return GetProperty(cf, + "rocksdb.num-files-at-level" + ToString(level)); + } + +#ifndef ROCKSDB_LITE + // Return spread of files per level + std::string FilesPerLevel(int cf) { + std::string result; + int last_non_zero_offset = 0; + for (int level = 0; level < dbfull()->NumberLevels(handles_[cf]); 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 = static_cast<int>(result.size()); + } + } + result.resize(last_non_zero_offset); + return result; + } +#endif + + void AssertFilesPerLevel(const std::string& value, int cf) { +#ifndef ROCKSDB_LITE + ASSERT_EQ(value, FilesPerLevel(cf)); +#else + (void) value; + (void) cf; +#endif + } + +#ifndef ROCKSDB_LITE // GetLiveFilesMetaData is not supported + int CountLiveFiles() { + std::vector<LiveFileMetaData> metadata; + db_->GetLiveFilesMetaData(&metadata); + return static_cast<int>(metadata.size()); + } +#endif // !ROCKSDB_LITE + + void AssertCountLiveFiles(int expected_value) { +#ifndef ROCKSDB_LITE + ASSERT_EQ(expected_value, CountLiveFiles()); +#else + (void) expected_value; +#endif + } + + // Do n memtable flushes, each of which produces an sstable + // covering the range [small,large]. + void MakeTables(int cf, int n, const std::string& small, + const std::string& large) { + for (int i = 0; i < n; i++) { + ASSERT_OK(Put(cf, small, "begin")); + ASSERT_OK(Put(cf, large, "end")); + ASSERT_OK(db_->Flush(FlushOptions(), handles_[cf])); + } + } + +#ifndef ROCKSDB_LITE // GetSortedWalFiles is not supported + int CountLiveLogFiles() { + int micros_wait_for_log_deletion = 20000; + env_->SleepForMicroseconds(micros_wait_for_log_deletion); + int ret = 0; + VectorLogPtr wal_files; + Status s; + // GetSortedWalFiles is a flakey function -- it gets all the wal_dir + // children files and then later checks for their existence. if some of the + // log files doesn't exist anymore, it reports an error. it does all of this + // without DB mutex held, so if a background process deletes the log file + // while the function is being executed, it returns an error. We retry the + // function 10 times to avoid the error failing the test + for (int retries = 0; retries < 10; ++retries) { + wal_files.clear(); + s = db_->GetSortedWalFiles(wal_files); + if (s.ok()) { + break; + } + } + EXPECT_OK(s); + for (const auto& wal : wal_files) { + if (wal->Type() == kAliveLogFile) { + ++ret; + } + } + return ret; + return 0; + } +#endif // !ROCKSDB_LITE + + void AssertCountLiveLogFiles(int value) { +#ifndef ROCKSDB_LITE // GetSortedWalFiles is not supported + ASSERT_EQ(value, CountLiveLogFiles()); +#else + (void) value; +#endif // !ROCKSDB_LITE + } + + void AssertNumberOfImmutableMemtables(std::vector<int> num_per_cf) { + assert(num_per_cf.size() == handles_.size()); + +#ifndef ROCKSDB_LITE // GetProperty is not supported in lite + for (size_t i = 0; i < num_per_cf.size(); ++i) { + ASSERT_EQ(num_per_cf[i], GetProperty(static_cast<int>(i), + "rocksdb.num-immutable-mem-table")); + } +#endif // !ROCKSDB_LITE + } + + void CopyFile(const std::string& source, const std::string& destination, + uint64_t size = 0) { + const EnvOptions soptions; + std::unique_ptr<SequentialFile> srcfile; + ASSERT_OK(env_->NewSequentialFile(source, &srcfile, soptions)); + std::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()); + } + + int GetSstFileCount(std::string path) { + std::vector<std::string> files; + DBTestBase::GetSstFiles(env_, path, &files); + return static_cast<int>(files.size()); + } + + void RecalculateWriteStallConditions(ColumnFamilyData* cfd, + const MutableCFOptions& mutable_cf_options) { + // add lock to avoid race condition between + // `RecalculateWriteStallConditions` which writes to CFStats and + // background `DBImpl::DumpStats()` threads which read CFStats + dbfull()->TEST_LockMutex(); + cfd->RecalculateWriteStallConditions(mutable_cf_options); + dbfull()-> TEST_UnlockMutex(); + } + + std::vector<ColumnFamilyHandle*> handles_; + std::vector<std::string> names_; + std::vector<std::set<std::string>> keys_; + ColumnFamilyOptions column_family_options_; + DBOptions db_options_; + std::string dbname_; + DB* db_ = nullptr; + EnvCounter* env_; + std::shared_ptr<Env> env_guard_; + Random rnd_; + uint32_t format_; +}; + +class ColumnFamilyTest + : public ColumnFamilyTestBase, + virtual public ::testing::WithParamInterface<uint32_t> { + public: + ColumnFamilyTest() : ColumnFamilyTestBase(GetParam()) {} +}; + +INSTANTIATE_TEST_CASE_P(FormatDef, ColumnFamilyTest, + testing::Values(test::kDefaultFormatVersion)); +INSTANTIATE_TEST_CASE_P(FormatLatest, ColumnFamilyTest, + testing::Values(test::kLatestFormatVersion)); + +TEST_P(ColumnFamilyTest, DontReuseColumnFamilyID) { + for (int iter = 0; iter < 3; ++iter) { + Open(); + CreateColumnFamilies({"one", "two", "three"}); + for (size_t i = 0; i < handles_.size(); ++i) { + auto cfh = reinterpret_cast<ColumnFamilyHandleImpl*>(handles_[i]); + ASSERT_EQ(i, cfh->GetID()); + } + if (iter == 1) { + Reopen(); + } + DropColumnFamilies({3}); + Reopen(); + if (iter == 2) { + // this tests if max_column_family is correctly persisted with + // WriteSnapshot() + Reopen(); + } + CreateColumnFamilies({"three2"}); + // ID 3 that was used for dropped column family "three" should not be + // reused + auto cfh3 = reinterpret_cast<ColumnFamilyHandleImpl*>(handles_[3]); + ASSERT_EQ(4U, cfh3->GetID()); + Close(); + Destroy(); + } +} + +#ifndef ROCKSDB_LITE +TEST_P(ColumnFamilyTest, CreateCFRaceWithGetAggProperty) { + Open(); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency( + {{"DBImpl::WriteOptionsFile:1", + "ColumnFamilyTest.CreateCFRaceWithGetAggProperty:1"}, + {"ColumnFamilyTest.CreateCFRaceWithGetAggProperty:2", + "DBImpl::WriteOptionsFile:2"}}); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + + ROCKSDB_NAMESPACE::port::Thread thread( + [&] { CreateColumnFamilies({"one"}); }); + + TEST_SYNC_POINT("ColumnFamilyTest.CreateCFRaceWithGetAggProperty:1"); + uint64_t pv; + db_->GetAggregatedIntProperty(DB::Properties::kEstimateTableReadersMem, &pv); + TEST_SYNC_POINT("ColumnFamilyTest.CreateCFRaceWithGetAggProperty:2"); + + thread.join(); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); +} +#endif // !ROCKSDB_LITE + +class FlushEmptyCFTestWithParam + : public ColumnFamilyTestBase, + virtual public testing::WithParamInterface<std::tuple<uint32_t, bool>> { + public: + FlushEmptyCFTestWithParam() + : ColumnFamilyTestBase(std::get<0>(GetParam())), + allow_2pc_(std::get<1>(GetParam())) {} + + // Required if inheriting from testing::WithParamInterface<> + static void SetUpTestCase() {} + static void TearDownTestCase() {} + + bool allow_2pc_; +}; + +TEST_P(FlushEmptyCFTestWithParam, FlushEmptyCFTest) { + std::unique_ptr<FaultInjectionTestEnv> fault_env( + new FaultInjectionTestEnv(env_)); + db_options_.env = fault_env.get(); + db_options_.allow_2pc = allow_2pc_; + Open(); + CreateColumnFamilies({"one", "two"}); + // Generate log file A. + ASSERT_OK(Put(1, "foo", "v1")); // seqID 1 + + Reopen(); + // Log file A is not dropped after reopening because default column family's + // min log number is 0. + // It flushes to SST file X + ASSERT_OK(Put(1, "foo", "v1")); // seqID 2 + ASSERT_OK(Put(1, "bar", "v2")); // seqID 3 + // Current log file is file B now. While flushing, a new log file C is created + // and is set to current. Boths' min log number is set to file C in memory, so + // after flushing file B is deleted. At the same time, the min log number of + // default CF is not written to manifest. Log file A still remains. + // Flushed to SST file Y. + Flush(1); + Flush(0); + ASSERT_OK(Put(1, "bar", "v3")); // seqID 4 + ASSERT_OK(Put(1, "foo", "v4")); // seqID 5 + db_->FlushWAL(false); + + // Preserve file system state up to here to simulate a crash condition. + fault_env->SetFilesystemActive(false); + std::vector<std::string> names; + for (auto name : names_) { + if (name != "") { + names.push_back(name); + } + } + + Close(); + fault_env->ResetState(); + + // Before opening, there are four files: + // Log file A contains seqID 1 + // Log file C contains seqID 4, 5 + // SST file X contains seqID 1 + // SST file Y contains seqID 2, 3 + // Min log number: + // default CF: 0 + // CF one, two: C + // When opening the DB, all the seqID should be preserved. + Open(names, {}); + ASSERT_EQ("v4", Get(1, "foo")); + ASSERT_EQ("v3", Get(1, "bar")); + Close(); + + db_options_.env = env_; +} + +TEST_P(FlushEmptyCFTestWithParam, FlushEmptyCFTest2) { + std::unique_ptr<FaultInjectionTestEnv> fault_env( + new FaultInjectionTestEnv(env_)); + db_options_.env = fault_env.get(); + db_options_.allow_2pc = allow_2pc_; + Open(); + CreateColumnFamilies({"one", "two"}); + // Generate log file A. + ASSERT_OK(Put(1, "foo", "v1")); // seqID 1 + + Reopen(); + // Log file A is not dropped after reopening because default column family's + // min log number is 0. + // It flushes to SST file X + ASSERT_OK(Put(1, "foo", "v1")); // seqID 2 + ASSERT_OK(Put(1, "bar", "v2")); // seqID 3 + // Current log file is file B now. While flushing, a new log file C is created + // and is set to current. Both CFs' min log number is set to file C so after + // flushing file B is deleted. Log file A still remains. + // Flushed to SST file Y. + Flush(1); + ASSERT_OK(Put(0, "bar", "v2")); // seqID 4 + ASSERT_OK(Put(2, "bar", "v2")); // seqID 5 + ASSERT_OK(Put(1, "bar", "v3")); // seqID 6 + // Flushing all column families. This forces all CFs' min log to current. This + // is written to the manifest file. Log file C is cleared. + Flush(0); + Flush(1); + Flush(2); + // Write to log file D + ASSERT_OK(Put(1, "bar", "v4")); // seqID 7 + ASSERT_OK(Put(1, "bar", "v5")); // seqID 8 + db_->FlushWAL(false); + // Preserve file system state up to here to simulate a crash condition. + fault_env->SetFilesystemActive(false); + std::vector<std::string> names; + for (auto name : names_) { + if (name != "") { + names.push_back(name); + } + } + + Close(); + fault_env->ResetState(); + // Before opening, there are two logfiles: + // Log file A contains seqID 1 + // Log file D contains seqID 7, 8 + // Min log number: + // default CF: D + // CF one, two: D + // When opening the DB, log file D should be replayed using the seqID + // specified in the file. + Open(names, {}); + ASSERT_EQ("v1", Get(1, "foo")); + ASSERT_EQ("v5", Get(1, "bar")); + Close(); + + db_options_.env = env_; +} + +INSTANTIATE_TEST_CASE_P( + FormatDef, FlushEmptyCFTestWithParam, + testing::Values(std::make_tuple(test::kDefaultFormatVersion, true), + std::make_tuple(test::kDefaultFormatVersion, false))); +INSTANTIATE_TEST_CASE_P( + FormatLatest, FlushEmptyCFTestWithParam, + testing::Values(std::make_tuple(test::kLatestFormatVersion, true), + std::make_tuple(test::kLatestFormatVersion, false))); + +TEST_P(ColumnFamilyTest, AddDrop) { + Open(); + CreateColumnFamilies({"one", "two", "three"}); + ASSERT_EQ("NOT_FOUND", Get(1, "fodor")); + ASSERT_EQ("NOT_FOUND", Get(2, "fodor")); + DropColumnFamilies({2}); + ASSERT_EQ("NOT_FOUND", Get(1, "fodor")); + CreateColumnFamilies({"four"}); + ASSERT_EQ("NOT_FOUND", Get(3, "fodor")); + ASSERT_OK(Put(1, "fodor", "mirko")); + ASSERT_EQ("mirko", Get(1, "fodor")); + ASSERT_EQ("NOT_FOUND", Get(3, "fodor")); + Close(); + ASSERT_TRUE(TryOpen({"default"}).IsInvalidArgument()); + Open({"default", "one", "three", "four"}); + DropColumnFamilies({1}); + Reopen(); + Close(); + + std::vector<std::string> families; + ASSERT_OK(DB::ListColumnFamilies(db_options_, dbname_, &families)); + std::sort(families.begin(), families.end()); + ASSERT_TRUE(families == + std::vector<std::string>({"default", "four", "three"})); +} + +TEST_P(ColumnFamilyTest, BulkAddDrop) { + constexpr int kNumCF = 1000; + ColumnFamilyOptions cf_options; + WriteOptions write_options; + Open(); + std::vector<std::string> cf_names; + std::vector<ColumnFamilyHandle*> cf_handles; + for (int i = 1; i <= kNumCF; i++) { + cf_names.push_back("cf1-" + ToString(i)); + } + ASSERT_OK(db_->CreateColumnFamilies(cf_options, cf_names, &cf_handles)); + for (int i = 1; i <= kNumCF; i++) { + ASSERT_OK(db_->Put(write_options, cf_handles[i - 1], "foo", "bar")); + } + ASSERT_OK(db_->DropColumnFamilies(cf_handles)); + std::vector<ColumnFamilyDescriptor> cf_descriptors; + for (auto* handle : cf_handles) { + delete handle; + } + cf_handles.clear(); + for (int i = 1; i <= kNumCF; i++) { + cf_descriptors.emplace_back("cf2-" + ToString(i), ColumnFamilyOptions()); + } + ASSERT_OK(db_->CreateColumnFamilies(cf_descriptors, &cf_handles)); + for (int i = 1; i <= kNumCF; i++) { + ASSERT_OK(db_->Put(write_options, cf_handles[i - 1], "foo", "bar")); + } + ASSERT_OK(db_->DropColumnFamilies(cf_handles)); + for (auto* handle : cf_handles) { + delete handle; + } + Close(); + std::vector<std::string> families; + ASSERT_OK(DB::ListColumnFamilies(db_options_, dbname_, &families)); + std::sort(families.begin(), families.end()); + ASSERT_TRUE(families == std::vector<std::string>({"default"})); +} + +TEST_P(ColumnFamilyTest, DropTest) { + // first iteration - dont reopen DB before dropping + // second iteration - reopen DB before dropping + for (int iter = 0; iter < 2; ++iter) { + Open({"default"}); + CreateColumnFamiliesAndReopen({"pikachu"}); + for (int i = 0; i < 100; ++i) { + ASSERT_OK(Put(1, ToString(i), "bar" + ToString(i))); + } + ASSERT_OK(Flush(1)); + + if (iter == 1) { + Reopen(); + } + ASSERT_EQ("bar1", Get(1, "1")); + + AssertCountLiveFiles(1); + DropColumnFamilies({1}); + // make sure that all files are deleted when we drop the column family + AssertCountLiveFiles(0); + Destroy(); + } +} + +TEST_P(ColumnFamilyTest, WriteBatchFailure) { + Open(); + CreateColumnFamiliesAndReopen({"one", "two"}); + WriteBatch batch; + batch.Put(handles_[0], Slice("existing"), Slice("column-family")); + batch.Put(handles_[1], Slice("non-existing"), Slice("column-family")); + ASSERT_OK(db_->Write(WriteOptions(), &batch)); + DropColumnFamilies({1}); + WriteOptions woptions_ignore_missing_cf; + woptions_ignore_missing_cf.ignore_missing_column_families = true; + batch.Put(handles_[0], Slice("still here"), Slice("column-family")); + ASSERT_OK(db_->Write(woptions_ignore_missing_cf, &batch)); + ASSERT_EQ("column-family", Get(0, "still here")); + Status s = db_->Write(WriteOptions(), &batch); + ASSERT_TRUE(s.IsInvalidArgument()); + Close(); +} + +TEST_P(ColumnFamilyTest, ReadWrite) { + Open(); + CreateColumnFamiliesAndReopen({"one", "two"}); + ASSERT_OK(Put(0, "foo", "v1")); + ASSERT_OK(Put(0, "bar", "v2")); + ASSERT_OK(Put(1, "mirko", "v3")); + ASSERT_OK(Put(0, "foo", "v2")); + ASSERT_OK(Put(2, "fodor", "v5")); + + for (int iter = 0; iter <= 3; ++iter) { + ASSERT_EQ("v2", Get(0, "foo")); + ASSERT_EQ("v2", Get(0, "bar")); + ASSERT_EQ("v3", Get(1, "mirko")); + ASSERT_EQ("v5", Get(2, "fodor")); + ASSERT_EQ("NOT_FOUND", Get(0, "fodor")); + ASSERT_EQ("NOT_FOUND", Get(1, "fodor")); + ASSERT_EQ("NOT_FOUND", Get(2, "foo")); + if (iter <= 1) { + Reopen(); + } + } + Close(); +} + +TEST_P(ColumnFamilyTest, IgnoreRecoveredLog) { + std::string backup_logs = dbname_ + "/backup_logs"; + + // delete old files in backup_logs directory + ASSERT_OK(env_->CreateDirIfMissing(dbname_)); + ASSERT_OK(env_->CreateDirIfMissing(backup_logs)); + std::vector<std::string> old_files; + env_->GetChildren(backup_logs, &old_files); + for (auto& file : old_files) { + if (file != "." && file != "..") { + env_->DeleteFile(backup_logs + "/" + file); + } + } + + column_family_options_.merge_operator = + MergeOperators::CreateUInt64AddOperator(); + db_options_.wal_dir = dbname_ + "/logs"; + Destroy(); + Open(); + CreateColumnFamilies({"cf1", "cf2"}); + + // fill up the DB + std::string one, two, three; + PutFixed64(&one, 1); + PutFixed64(&two, 2); + PutFixed64(&three, 3); + ASSERT_OK(Merge(0, "foo", one)); + ASSERT_OK(Merge(1, "mirko", one)); + ASSERT_OK(Merge(0, "foo", one)); + ASSERT_OK(Merge(2, "bla", one)); + ASSERT_OK(Merge(2, "fodor", one)); + ASSERT_OK(Merge(0, "bar", one)); + ASSERT_OK(Merge(2, "bla", one)); + ASSERT_OK(Merge(1, "mirko", two)); + ASSERT_OK(Merge(1, "franjo", one)); + + // copy the logs to backup + std::vector<std::string> logs; + env_->GetChildren(db_options_.wal_dir, &logs); + for (auto& log : logs) { + if (log != ".." && log != ".") { + CopyFile(db_options_.wal_dir + "/" + log, backup_logs + "/" + log); + } + } + + // recover the DB + Close(); + + // 1. check consistency + // 2. copy the logs from backup back to WAL dir. if the recovery happens + // again on the same log files, this should lead to incorrect results + // due to applying merge operator twice + // 3. check consistency + for (int iter = 0; iter < 2; ++iter) { + // assert consistency + Open({"default", "cf1", "cf2"}); + ASSERT_EQ(two, Get(0, "foo")); + ASSERT_EQ(one, Get(0, "bar")); + ASSERT_EQ(three, Get(1, "mirko")); + ASSERT_EQ(one, Get(1, "franjo")); + ASSERT_EQ(one, Get(2, "fodor")); + ASSERT_EQ(two, Get(2, "bla")); + Close(); + + if (iter == 0) { + // copy the logs from backup back to wal dir + for (auto& log : logs) { + if (log != ".." && log != ".") { + CopyFile(backup_logs + "/" + log, db_options_.wal_dir + "/" + log); + } + } + } + } +} + +#ifndef ROCKSDB_LITE // TEST functions used are not supported +TEST_P(ColumnFamilyTest, FlushTest) { + Open(); + CreateColumnFamiliesAndReopen({"one", "two"}); + ASSERT_OK(Put(0, "foo", "v1")); + ASSERT_OK(Put(0, "bar", "v2")); + ASSERT_OK(Put(1, "mirko", "v3")); + ASSERT_OK(Put(0, "foo", "v2")); + ASSERT_OK(Put(2, "fodor", "v5")); + + for (int j = 0; j < 2; j++) { + ReadOptions ro; + std::vector<Iterator*> iterators; + // Hold super version. + if (j == 0) { + ASSERT_OK(db_->NewIterators(ro, handles_, &iterators)); + } + + for (int i = 0; i < 3; ++i) { + uint64_t max_total_in_memory_state = + MaxTotalInMemoryState(); + Flush(i); + AssertMaxTotalInMemoryState(max_total_in_memory_state); + } + ASSERT_OK(Put(1, "foofoo", "bar")); + ASSERT_OK(Put(0, "foofoo", "bar")); + + for (auto* it : iterators) { + delete it; + } + } + Reopen(); + + for (int iter = 0; iter <= 2; ++iter) { + ASSERT_EQ("v2", Get(0, "foo")); + ASSERT_EQ("v2", Get(0, "bar")); + ASSERT_EQ("v3", Get(1, "mirko")); + ASSERT_EQ("v5", Get(2, "fodor")); + ASSERT_EQ("NOT_FOUND", Get(0, "fodor")); + ASSERT_EQ("NOT_FOUND", Get(1, "fodor")); + ASSERT_EQ("NOT_FOUND", Get(2, "foo")); + if (iter <= 1) { + Reopen(); + } + } + Close(); +} + +// Makes sure that obsolete log files get deleted +TEST_P(ColumnFamilyTest, LogDeletionTest) { + db_options_.max_total_wal_size = std::numeric_limits<uint64_t>::max(); + column_family_options_.arena_block_size = 4 * 1024; + column_family_options_.write_buffer_size = 128000; // 128KB + Open(); + CreateColumnFamilies({"one", "two", "three", "four"}); + // Each bracket is one log file. if number is in (), it means + // we don't need it anymore (it's been flushed) + // [] + AssertCountLiveLogFiles(0); + PutRandomData(0, 1, 128); + // [0] + PutRandomData(1, 1, 128); + // [0, 1] + PutRandomData(1, 1000, 128); + WaitForFlush(1); + // [0, (1)] [1] + AssertCountLiveLogFiles(2); + PutRandomData(0, 1, 128); + // [0, (1)] [0, 1] + AssertCountLiveLogFiles(2); + PutRandomData(2, 1, 128); + // [0, (1)] [0, 1, 2] + PutRandomData(2, 1000, 128); + WaitForFlush(2); + // [0, (1)] [0, 1, (2)] [2] + AssertCountLiveLogFiles(3); + PutRandomData(2, 1000, 128); + WaitForFlush(2); + // [0, (1)] [0, 1, (2)] [(2)] [2] + AssertCountLiveLogFiles(4); + PutRandomData(3, 1, 128); + // [0, (1)] [0, 1, (2)] [(2)] [2, 3] + PutRandomData(1, 1, 128); + // [0, (1)] [0, 1, (2)] [(2)] [1, 2, 3] + AssertCountLiveLogFiles(4); + PutRandomData(1, 1000, 128); + WaitForFlush(1); + // [0, (1)] [0, (1), (2)] [(2)] [(1), 2, 3] [1] + AssertCountLiveLogFiles(5); + PutRandomData(0, 1000, 128); + WaitForFlush(0); + // [(0), (1)] [(0), (1), (2)] [(2)] [(1), 2, 3] [1, (0)] [0] + // delete obsolete logs --> + // [(1), 2, 3] [1, (0)] [0] + AssertCountLiveLogFiles(3); + PutRandomData(0, 1000, 128); + WaitForFlush(0); + // [(1), 2, 3] [1, (0)], [(0)] [0] + AssertCountLiveLogFiles(4); + PutRandomData(1, 1000, 128); + WaitForFlush(1); + // [(1), 2, 3] [(1), (0)] [(0)] [0, (1)] [1] + AssertCountLiveLogFiles(5); + PutRandomData(2, 1000, 128); + WaitForFlush(2); + // [(1), (2), 3] [(1), (0)] [(0)] [0, (1)] [1, (2)], [2] + AssertCountLiveLogFiles(6); + PutRandomData(3, 1000, 128); + WaitForFlush(3); + // [(1), (2), (3)] [(1), (0)] [(0)] [0, (1)] [1, (2)], [2, (3)] [3] + // delete obsolete logs --> + // [0, (1)] [1, (2)], [2, (3)] [3] + AssertCountLiveLogFiles(4); + Close(); +} +#endif // !ROCKSDB_LITE + +TEST_P(ColumnFamilyTest, CrashAfterFlush) { + std::unique_ptr<FaultInjectionTestEnv> fault_env( + new FaultInjectionTestEnv(env_)); + db_options_.env = fault_env.get(); + Open(); + CreateColumnFamilies({"one"}); + + WriteBatch batch; + batch.Put(handles_[0], Slice("foo"), Slice("bar")); + batch.Put(handles_[1], Slice("foo"), Slice("bar")); + ASSERT_OK(db_->Write(WriteOptions(), &batch)); + Flush(0); + fault_env->SetFilesystemActive(false); + + std::vector<std::string> names; + for (auto name : names_) { + if (name != "") { + names.push_back(name); + } + } + Close(); + fault_env->DropUnsyncedFileData(); + fault_env->ResetState(); + Open(names, {}); + + // Write batch should be atomic. + ASSERT_EQ(Get(0, "foo"), Get(1, "foo")); + + Close(); + db_options_.env = env_; +} + +TEST_P(ColumnFamilyTest, OpenNonexistentColumnFamily) { + ASSERT_OK(TryOpen({"default"})); + Close(); + ASSERT_TRUE(TryOpen({"default", "dne"}).IsInvalidArgument()); +} + +#ifndef ROCKSDB_LITE // WaitForFlush() is not supported +// Makes sure that obsolete log files get deleted +TEST_P(ColumnFamilyTest, DifferentWriteBufferSizes) { + // disable flushing stale column families + db_options_.max_total_wal_size = std::numeric_limits<uint64_t>::max(); + Open(); + CreateColumnFamilies({"one", "two", "three"}); + ColumnFamilyOptions default_cf, one, two, three; + // setup options. all column families have max_write_buffer_number setup to 10 + // "default" -> 100KB memtable, start flushing immediatelly + // "one" -> 200KB memtable, start flushing with two immutable memtables + // "two" -> 1MB memtable, start flushing with three immutable memtables + // "three" -> 90KB memtable, start flushing with four immutable memtables + default_cf.write_buffer_size = 100000; + default_cf.arena_block_size = 4 * 4096; + default_cf.max_write_buffer_number = 10; + default_cf.min_write_buffer_number_to_merge = 1; + default_cf.max_write_buffer_size_to_maintain = 0; + one.write_buffer_size = 200000; + one.arena_block_size = 4 * 4096; + one.max_write_buffer_number = 10; + one.min_write_buffer_number_to_merge = 2; + one.max_write_buffer_size_to_maintain = + static_cast<int>(one.write_buffer_size); + two.write_buffer_size = 1000000; + two.arena_block_size = 4 * 4096; + two.max_write_buffer_number = 10; + two.min_write_buffer_number_to_merge = 3; + two.max_write_buffer_size_to_maintain = + static_cast<int>(two.write_buffer_size); + three.write_buffer_size = 4096 * 22; + three.arena_block_size = 4096; + three.max_write_buffer_number = 10; + three.min_write_buffer_number_to_merge = 4; + three.max_write_buffer_size_to_maintain = + static_cast<int>(three.write_buffer_size); + + Reopen({default_cf, one, two, three}); + + int micros_wait_for_flush = 10000; + PutRandomData(0, 100, 1000); + WaitForFlush(0); + AssertNumberOfImmutableMemtables({0, 0, 0, 0}); + AssertCountLiveLogFiles(1); + PutRandomData(1, 200, 1000); + env_->SleepForMicroseconds(micros_wait_for_flush); + AssertNumberOfImmutableMemtables({0, 1, 0, 0}); + AssertCountLiveLogFiles(2); + PutRandomData(2, 1000, 1000); + env_->SleepForMicroseconds(micros_wait_for_flush); + AssertNumberOfImmutableMemtables({0, 1, 1, 0}); + AssertCountLiveLogFiles(3); + PutRandomData(2, 1000, 1000); + env_->SleepForMicroseconds(micros_wait_for_flush); + AssertNumberOfImmutableMemtables({0, 1, 2, 0}); + AssertCountLiveLogFiles(4); + PutRandomData(3, 93, 990); + env_->SleepForMicroseconds(micros_wait_for_flush); + AssertNumberOfImmutableMemtables({0, 1, 2, 1}); + AssertCountLiveLogFiles(5); + PutRandomData(3, 88, 990); + env_->SleepForMicroseconds(micros_wait_for_flush); + AssertNumberOfImmutableMemtables({0, 1, 2, 2}); + AssertCountLiveLogFiles(6); + PutRandomData(3, 88, 990); + env_->SleepForMicroseconds(micros_wait_for_flush); + AssertNumberOfImmutableMemtables({0, 1, 2, 3}); + AssertCountLiveLogFiles(7); + PutRandomData(0, 100, 1000); + WaitForFlush(0); + AssertNumberOfImmutableMemtables({0, 1, 2, 3}); + AssertCountLiveLogFiles(8); + PutRandomData(2, 100, 10000); + WaitForFlush(2); + AssertNumberOfImmutableMemtables({0, 1, 0, 3}); + AssertCountLiveLogFiles(9); + PutRandomData(3, 88, 990); + WaitForFlush(3); + AssertNumberOfImmutableMemtables({0, 1, 0, 0}); + AssertCountLiveLogFiles(10); + PutRandomData(3, 88, 990); + env_->SleepForMicroseconds(micros_wait_for_flush); + AssertNumberOfImmutableMemtables({0, 1, 0, 1}); + AssertCountLiveLogFiles(11); + PutRandomData(1, 200, 1000); + WaitForFlush(1); + AssertNumberOfImmutableMemtables({0, 0, 0, 1}); + AssertCountLiveLogFiles(5); + PutRandomData(3, 88 * 3, 990); + WaitForFlush(3); + PutRandomData(3, 88 * 4, 990); + WaitForFlush(3); + AssertNumberOfImmutableMemtables({0, 0, 0, 0}); + AssertCountLiveLogFiles(12); + PutRandomData(0, 100, 1000); + WaitForFlush(0); + AssertNumberOfImmutableMemtables({0, 0, 0, 0}); + AssertCountLiveLogFiles(12); + PutRandomData(2, 3 * 1000, 1000); + WaitForFlush(2); + AssertNumberOfImmutableMemtables({0, 0, 0, 0}); + AssertCountLiveLogFiles(12); + PutRandomData(1, 2*200, 1000); + WaitForFlush(1); + AssertNumberOfImmutableMemtables({0, 0, 0, 0}); + AssertCountLiveLogFiles(7); + Close(); +} +#endif // !ROCKSDB_LITE + +// The test is commented out because we want to test that snapshot is +// not created for memtables not supported it, but There isn't a memtable +// that doesn't support snapshot right now. If we have one later, we can +// re-enable the test. +// +// #ifndef ROCKSDB_LITE // Cuckoo is not supported in lite +// TEST_P(ColumnFamilyTest, MemtableNotSupportSnapshot) { +// db_options_.allow_concurrent_memtable_write = false; +// Open(); +// auto* s1 = dbfull()->GetSnapshot(); +// ASSERT_TRUE(s1 != nullptr); +// dbfull()->ReleaseSnapshot(s1); + +// // Add a column family that doesn't support snapshot +// ColumnFamilyOptions first; +// first.memtable_factory.reset(new DummyMemtableNotSupportingSnapshot()); +// CreateColumnFamilies({"first"}, {first}); +// auto* s2 = dbfull()->GetSnapshot(); +// ASSERT_TRUE(s2 == nullptr); + +// // Add a column family that supports snapshot. Snapshot stays not +// supported. ColumnFamilyOptions second; CreateColumnFamilies({"second"}, +// {second}); auto* s3 = dbfull()->GetSnapshot(); ASSERT_TRUE(s3 == nullptr); +// Close(); +// } +// #endif // !ROCKSDB_LITE + +class TestComparator : public Comparator { + int Compare(const ROCKSDB_NAMESPACE::Slice& /*a*/, + const ROCKSDB_NAMESPACE::Slice& /*b*/) const override { + return 0; + } + const char* Name() const override { return "Test"; } + void FindShortestSeparator( + std::string* /*start*/, + const ROCKSDB_NAMESPACE::Slice& /*limit*/) const override {} + void FindShortSuccessor(std::string* /*key*/) const override {} +}; + +static TestComparator third_comparator; +static TestComparator fourth_comparator; + +// Test that we can retrieve the comparator from a created CF +TEST_P(ColumnFamilyTest, GetComparator) { + Open(); + // Add a column family with no comparator specified + CreateColumnFamilies({"first"}); + const Comparator* comp = handles_[0]->GetComparator(); + ASSERT_EQ(comp, BytewiseComparator()); + + // Add three column families - one with no comparator and two + // with comparators specified + ColumnFamilyOptions second, third, fourth; + second.comparator = &third_comparator; + third.comparator = &fourth_comparator; + CreateColumnFamilies({"second", "third", "fourth"}, {second, third, fourth}); + ASSERT_EQ(handles_[1]->GetComparator(), BytewiseComparator()); + ASSERT_EQ(handles_[2]->GetComparator(), &third_comparator); + ASSERT_EQ(handles_[3]->GetComparator(), &fourth_comparator); + Close(); +} + +TEST_P(ColumnFamilyTest, DifferentMergeOperators) { + Open(); + CreateColumnFamilies({"first", "second"}); + ColumnFamilyOptions default_cf, first, second; + first.merge_operator = MergeOperators::CreateUInt64AddOperator(); + second.merge_operator = MergeOperators::CreateStringAppendOperator(); + Reopen({default_cf, first, second}); + + std::string one, two, three; + PutFixed64(&one, 1); + PutFixed64(&two, 2); + PutFixed64(&three, 3); + + ASSERT_OK(Put(0, "foo", two)); + ASSERT_OK(Put(0, "foo", one)); + ASSERT_TRUE(Merge(0, "foo", two).IsNotSupported()); + ASSERT_EQ(Get(0, "foo"), one); + + ASSERT_OK(Put(1, "foo", two)); + ASSERT_OK(Put(1, "foo", one)); + ASSERT_OK(Merge(1, "foo", two)); + ASSERT_EQ(Get(1, "foo"), three); + + ASSERT_OK(Put(2, "foo", two)); + ASSERT_OK(Put(2, "foo", one)); + ASSERT_OK(Merge(2, "foo", two)); + ASSERT_EQ(Get(2, "foo"), one + "," + two); + Close(); +} + +#ifndef ROCKSDB_LITE // WaitForFlush() is not supported +TEST_P(ColumnFamilyTest, DifferentCompactionStyles) { + Open(); + CreateColumnFamilies({"one", "two"}); + ColumnFamilyOptions default_cf, one, two; + db_options_.max_open_files = 20; // only 10 files in file cache + + default_cf.compaction_style = kCompactionStyleLevel; + default_cf.num_levels = 3; + default_cf.write_buffer_size = 64 << 10; // 64KB + default_cf.target_file_size_base = 30 << 10; + default_cf.max_compaction_bytes = static_cast<uint64_t>(1) << 60; + + BlockBasedTableOptions table_options = GetBlockBasedTableOptions(); + table_options.no_block_cache = true; + default_cf.table_factory.reset(NewBlockBasedTableFactory(table_options)); + + one.compaction_style = kCompactionStyleUniversal; + + one.num_levels = 1; + // trigger compaction if there are >= 4 files + one.level0_file_num_compaction_trigger = 4; + one.write_buffer_size = 120000; + + two.compaction_style = kCompactionStyleLevel; + two.num_levels = 4; + two.level0_file_num_compaction_trigger = 3; + two.write_buffer_size = 100000; + + Reopen({default_cf, one, two}); + + // SETUP column family "one" -- universal style + for (int i = 0; i < one.level0_file_num_compaction_trigger - 1; ++i) { + PutRandomData(1, 10, 12000); + PutRandomData(1, 1, 10); + WaitForFlush(1); + AssertFilesPerLevel(ToString(i + 1), 1); + } + + // SETUP column family "two" -- level style with 4 levels + for (int i = 0; i < two.level0_file_num_compaction_trigger - 1; ++i) { + PutRandomData(2, 10, 12000); + PutRandomData(2, 1, 10); + WaitForFlush(2); + AssertFilesPerLevel(ToString(i + 1), 2); + } + + // TRIGGER compaction "one" + PutRandomData(1, 10, 12000); + PutRandomData(1, 1, 10); + + // TRIGGER compaction "two" + PutRandomData(2, 10, 12000); + PutRandomData(2, 1, 10); + + // WAIT for compactions + WaitForCompaction(); + + // VERIFY compaction "one" + AssertFilesPerLevel("1", 1); + + // VERIFY compaction "two" + AssertFilesPerLevel("0,1", 2); + CompactAll(2); + AssertFilesPerLevel("0,1", 2); + + Close(); +} +#endif // !ROCKSDB_LITE + +#ifndef ROCKSDB_LITE +// Sync points not supported in RocksDB Lite + +TEST_P(ColumnFamilyTest, MultipleManualCompactions) { + Open(); + CreateColumnFamilies({"one", "two"}); + ColumnFamilyOptions default_cf, one, two; + db_options_.max_open_files = 20; // only 10 files in file cache + db_options_.max_background_compactions = 3; + + default_cf.compaction_style = kCompactionStyleLevel; + default_cf.num_levels = 3; + default_cf.write_buffer_size = 64 << 10; // 64KB + default_cf.target_file_size_base = 30 << 10; + default_cf.max_compaction_bytes = default_cf.target_file_size_base * 1100; + BlockBasedTableOptions table_options = GetBlockBasedTableOptions(); + table_options.no_block_cache = true; + default_cf.table_factory.reset(NewBlockBasedTableFactory(table_options)); + + one.compaction_style = kCompactionStyleUniversal; + + one.num_levels = 1; + // trigger compaction if there are >= 4 files + one.level0_file_num_compaction_trigger = 4; + one.write_buffer_size = 120000; + + two.compaction_style = kCompactionStyleLevel; + two.num_levels = 4; + two.level0_file_num_compaction_trigger = 3; + two.write_buffer_size = 100000; + + Reopen({default_cf, one, two}); + + // SETUP column family "one" -- universal style + for (int i = 0; i < one.level0_file_num_compaction_trigger - 2; ++i) { + PutRandomData(1, 10, 12000, true); + PutRandomData(1, 1, 10, true); + WaitForFlush(1); + AssertFilesPerLevel(ToString(i + 1), 1); + } + bool cf_1_1 = true; + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency( + {{"ColumnFamilyTest::MultiManual:4", "ColumnFamilyTest::MultiManual:1"}, + {"ColumnFamilyTest::MultiManual:2", "ColumnFamilyTest::MultiManual:5"}, + {"ColumnFamilyTest::MultiManual:2", "ColumnFamilyTest::MultiManual:3"}}); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->SetCallBack( + "DBImpl::BackgroundCompaction:NonTrivial:AfterRun", [&](void* /*arg*/) { + if (cf_1_1) { + TEST_SYNC_POINT("ColumnFamilyTest::MultiManual:4"); + cf_1_1 = false; + TEST_SYNC_POINT("ColumnFamilyTest::MultiManual:3"); + } + }); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + std::vector<port::Thread> threads; + threads.emplace_back([&] { + CompactRangeOptions compact_options; + compact_options.exclusive_manual_compaction = false; + ASSERT_OK( + db_->CompactRange(compact_options, handles_[1], nullptr, nullptr)); + }); + + // SETUP column family "two" -- level style with 4 levels + for (int i = 0; i < two.level0_file_num_compaction_trigger - 2; ++i) { + PutRandomData(2, 10, 12000); + PutRandomData(2, 1, 10); + WaitForFlush(2); + AssertFilesPerLevel(ToString(i + 1), 2); + } + threads.emplace_back([&] { + TEST_SYNC_POINT("ColumnFamilyTest::MultiManual:1"); + CompactRangeOptions compact_options; + compact_options.exclusive_manual_compaction = false; + ASSERT_OK( + db_->CompactRange(compact_options, handles_[2], nullptr, nullptr)); + TEST_SYNC_POINT("ColumnFamilyTest::MultiManual:2"); + }); + + TEST_SYNC_POINT("ColumnFamilyTest::MultiManual:5"); + for (auto& t : threads) { + t.join(); + } + + // VERIFY compaction "one" + AssertFilesPerLevel("1", 1); + + // VERIFY compaction "two" + AssertFilesPerLevel("0,1", 2); + CompactAll(2); + AssertFilesPerLevel("0,1", 2); + // Compare against saved keys + std::set<std::string>::iterator key_iter = keys_[1].begin(); + while (key_iter != keys_[1].end()) { + ASSERT_NE("NOT_FOUND", Get(1, *key_iter)); + key_iter++; + } + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->ClearAllCallBacks(); + Close(); +} + +TEST_P(ColumnFamilyTest, AutomaticAndManualCompactions) { + Open(); + CreateColumnFamilies({"one", "two"}); + ColumnFamilyOptions default_cf, one, two; + db_options_.max_open_files = 20; // only 10 files in file cache + db_options_.max_background_compactions = 3; + + default_cf.compaction_style = kCompactionStyleLevel; + default_cf.num_levels = 3; + default_cf.write_buffer_size = 64 << 10; // 64KB + default_cf.target_file_size_base = 30 << 10; + default_cf.max_compaction_bytes = default_cf.target_file_size_base * 1100; + BlockBasedTableOptions table_options = GetBlockBasedTableOptions(); + ; + table_options.no_block_cache = true; + default_cf.table_factory.reset(NewBlockBasedTableFactory(table_options)); + + one.compaction_style = kCompactionStyleUniversal; + + one.num_levels = 1; + // trigger compaction if there are >= 4 files + one.level0_file_num_compaction_trigger = 4; + one.write_buffer_size = 120000; + + two.compaction_style = kCompactionStyleLevel; + two.num_levels = 4; + two.level0_file_num_compaction_trigger = 3; + two.write_buffer_size = 100000; + + Reopen({default_cf, one, two}); + // make sure all background compaction jobs can be scheduled + auto stop_token = + dbfull()->TEST_write_controler().GetCompactionPressureToken(); + + bool cf_1_1 = true; + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency( + {{"ColumnFamilyTest::AutoManual:4", "ColumnFamilyTest::AutoManual:1"}, + {"ColumnFamilyTest::AutoManual:2", "ColumnFamilyTest::AutoManual:5"}, + {"ColumnFamilyTest::AutoManual:2", "ColumnFamilyTest::AutoManual:3"}}); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->SetCallBack( + "DBImpl::BackgroundCompaction:NonTrivial:AfterRun", [&](void* /*arg*/) { + if (cf_1_1) { + cf_1_1 = false; + TEST_SYNC_POINT("ColumnFamilyTest::AutoManual:4"); + TEST_SYNC_POINT("ColumnFamilyTest::AutoManual:3"); + } + }); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + // SETUP column family "one" -- universal style + for (int i = 0; i < one.level0_file_num_compaction_trigger; ++i) { + PutRandomData(1, 10, 12000, true); + PutRandomData(1, 1, 10, true); + WaitForFlush(1); + AssertFilesPerLevel(ToString(i + 1), 1); + } + + TEST_SYNC_POINT("ColumnFamilyTest::AutoManual:1"); + + // SETUP column family "two" -- level style with 4 levels + for (int i = 0; i < two.level0_file_num_compaction_trigger - 2; ++i) { + PutRandomData(2, 10, 12000); + PutRandomData(2, 1, 10); + WaitForFlush(2); + AssertFilesPerLevel(ToString(i + 1), 2); + } + ROCKSDB_NAMESPACE::port::Thread threads([&] { + CompactRangeOptions compact_options; + compact_options.exclusive_manual_compaction = false; + ASSERT_OK( + db_->CompactRange(compact_options, handles_[2], nullptr, nullptr)); + TEST_SYNC_POINT("ColumnFamilyTest::AutoManual:2"); + }); + + TEST_SYNC_POINT("ColumnFamilyTest::AutoManual:5"); + threads.join(); + + // WAIT for compactions + WaitForCompaction(); + + // VERIFY compaction "one" + AssertFilesPerLevel("1", 1); + + // VERIFY compaction "two" + AssertFilesPerLevel("0,1", 2); + CompactAll(2); + AssertFilesPerLevel("0,1", 2); + // Compare against saved keys + std::set<std::string>::iterator key_iter = keys_[1].begin(); + while (key_iter != keys_[1].end()) { + ASSERT_NE("NOT_FOUND", Get(1, *key_iter)); + key_iter++; + } + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->ClearAllCallBacks(); +} + +TEST_P(ColumnFamilyTest, ManualAndAutomaticCompactions) { + Open(); + CreateColumnFamilies({"one", "two"}); + ColumnFamilyOptions default_cf, one, two; + db_options_.max_open_files = 20; // only 10 files in file cache + db_options_.max_background_compactions = 3; + + default_cf.compaction_style = kCompactionStyleLevel; + default_cf.num_levels = 3; + default_cf.write_buffer_size = 64 << 10; // 64KB + default_cf.target_file_size_base = 30 << 10; + default_cf.max_compaction_bytes = default_cf.target_file_size_base * 1100; + BlockBasedTableOptions table_options = GetBlockBasedTableOptions(); + ; + table_options.no_block_cache = true; + default_cf.table_factory.reset(NewBlockBasedTableFactory(table_options)); + + one.compaction_style = kCompactionStyleUniversal; + + one.num_levels = 1; + // trigger compaction if there are >= 4 files + one.level0_file_num_compaction_trigger = 4; + one.write_buffer_size = 120000; + + two.compaction_style = kCompactionStyleLevel; + two.num_levels = 4; + two.level0_file_num_compaction_trigger = 3; + two.write_buffer_size = 100000; + + Reopen({default_cf, one, two}); + // make sure all background compaction jobs can be scheduled + auto stop_token = + dbfull()->TEST_write_controler().GetCompactionPressureToken(); + + // SETUP column family "one" -- universal style + for (int i = 0; i < one.level0_file_num_compaction_trigger - 2; ++i) { + PutRandomData(1, 10, 12000, true); + PutRandomData(1, 1, 10, true); + WaitForFlush(1); + AssertFilesPerLevel(ToString(i + 1), 1); + } + bool cf_1_1 = true; + bool cf_1_2 = true; + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency( + {{"ColumnFamilyTest::ManualAuto:4", "ColumnFamilyTest::ManualAuto:1"}, + {"ColumnFamilyTest::ManualAuto:5", "ColumnFamilyTest::ManualAuto:2"}, + {"ColumnFamilyTest::ManualAuto:2", "ColumnFamilyTest::ManualAuto:3"}}); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->SetCallBack( + "DBImpl::BackgroundCompaction:NonTrivial:AfterRun", [&](void* /*arg*/) { + if (cf_1_1) { + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:4"); + cf_1_1 = false; + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:3"); + } else if (cf_1_2) { + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:2"); + cf_1_2 = false; + } + }); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + ROCKSDB_NAMESPACE::port::Thread threads([&] { + CompactRangeOptions compact_options; + compact_options.exclusive_manual_compaction = false; + ASSERT_OK( + db_->CompactRange(compact_options, handles_[1], nullptr, nullptr)); + }); + + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:1"); + + // SETUP column family "two" -- level style with 4 levels + for (int i = 0; i < two.level0_file_num_compaction_trigger; ++i) { + PutRandomData(2, 10, 12000); + PutRandomData(2, 1, 10); + WaitForFlush(2); + AssertFilesPerLevel(ToString(i + 1), 2); + } + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:5"); + threads.join(); + + // WAIT for compactions + WaitForCompaction(); + + // VERIFY compaction "one" + AssertFilesPerLevel("1", 1); + + // VERIFY compaction "two" + AssertFilesPerLevel("0,1", 2); + CompactAll(2); + AssertFilesPerLevel("0,1", 2); + // Compare against saved keys + std::set<std::string>::iterator key_iter = keys_[1].begin(); + while (key_iter != keys_[1].end()) { + ASSERT_NE("NOT_FOUND", Get(1, *key_iter)); + key_iter++; + } + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->ClearAllCallBacks(); +} + +TEST_P(ColumnFamilyTest, SameCFManualManualCompactions) { + Open(); + CreateColumnFamilies({"one"}); + ColumnFamilyOptions default_cf, one; + db_options_.max_open_files = 20; // only 10 files in file cache + db_options_.max_background_compactions = 3; + + default_cf.compaction_style = kCompactionStyleLevel; + default_cf.num_levels = 3; + default_cf.write_buffer_size = 64 << 10; // 64KB + default_cf.target_file_size_base = 30 << 10; + default_cf.max_compaction_bytes = default_cf.target_file_size_base * 1100; + BlockBasedTableOptions table_options = GetBlockBasedTableOptions(); + ; + table_options.no_block_cache = true; + default_cf.table_factory.reset(NewBlockBasedTableFactory(table_options)); + + one.compaction_style = kCompactionStyleUniversal; + + one.num_levels = 1; + // trigger compaction if there are >= 4 files + one.level0_file_num_compaction_trigger = 4; + one.write_buffer_size = 120000; + + Reopen({default_cf, one}); + // make sure all background compaction jobs can be scheduled + auto stop_token = + dbfull()->TEST_write_controler().GetCompactionPressureToken(); + + // SETUP column family "one" -- universal style + for (int i = 0; i < one.level0_file_num_compaction_trigger - 2; ++i) { + PutRandomData(1, 10, 12000, true); + PutRandomData(1, 1, 10, true); + WaitForFlush(1); + AssertFilesPerLevel(ToString(i + 1), 1); + } + bool cf_1_1 = true; + bool cf_1_2 = true; + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency( + {{"ColumnFamilyTest::ManualManual:4", "ColumnFamilyTest::ManualManual:2"}, + {"ColumnFamilyTest::ManualManual:4", "ColumnFamilyTest::ManualManual:5"}, + {"ColumnFamilyTest::ManualManual:1", "ColumnFamilyTest::ManualManual:2"}, + {"ColumnFamilyTest::ManualManual:1", + "ColumnFamilyTest::ManualManual:3"}}); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->SetCallBack( + "DBImpl::BackgroundCompaction:NonTrivial:AfterRun", [&](void* /*arg*/) { + if (cf_1_1) { + TEST_SYNC_POINT("ColumnFamilyTest::ManualManual:4"); + cf_1_1 = false; + TEST_SYNC_POINT("ColumnFamilyTest::ManualManual:3"); + } else if (cf_1_2) { + TEST_SYNC_POINT("ColumnFamilyTest::ManualManual:2"); + cf_1_2 = false; + } + }); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + ROCKSDB_NAMESPACE::port::Thread threads([&] { + CompactRangeOptions compact_options; + compact_options.exclusive_manual_compaction = true; + ASSERT_OK( + db_->CompactRange(compact_options, handles_[1], nullptr, nullptr)); + }); + + TEST_SYNC_POINT("ColumnFamilyTest::ManualManual:5"); + + WaitForFlush(1); + + // Add more L0 files and force another manual compaction + for (int i = 0; i < one.level0_file_num_compaction_trigger - 2; ++i) { + PutRandomData(1, 10, 12000, true); + PutRandomData(1, 1, 10, true); + WaitForFlush(1); + AssertFilesPerLevel(ToString(one.level0_file_num_compaction_trigger + i), + 1); + } + + ROCKSDB_NAMESPACE::port::Thread threads1([&] { + CompactRangeOptions compact_options; + compact_options.exclusive_manual_compaction = false; + ASSERT_OK( + db_->CompactRange(compact_options, handles_[1], nullptr, nullptr)); + }); + + TEST_SYNC_POINT("ColumnFamilyTest::ManualManual:1"); + + threads.join(); + threads1.join(); + WaitForCompaction(); + // VERIFY compaction "one" + ASSERT_LE(NumTableFilesAtLevel(0, 1), 2); + + // Compare against saved keys + std::set<std::string>::iterator key_iter = keys_[1].begin(); + while (key_iter != keys_[1].end()) { + ASSERT_NE("NOT_FOUND", Get(1, *key_iter)); + key_iter++; + } + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->ClearAllCallBacks(); +} + +TEST_P(ColumnFamilyTest, SameCFManualAutomaticCompactions) { + Open(); + CreateColumnFamilies({"one"}); + ColumnFamilyOptions default_cf, one; + db_options_.max_open_files = 20; // only 10 files in file cache + db_options_.max_background_compactions = 3; + + default_cf.compaction_style = kCompactionStyleLevel; + default_cf.num_levels = 3; + default_cf.write_buffer_size = 64 << 10; // 64KB + default_cf.target_file_size_base = 30 << 10; + default_cf.max_compaction_bytes = default_cf.target_file_size_base * 1100; + BlockBasedTableOptions table_options = GetBlockBasedTableOptions(); + ; + table_options.no_block_cache = true; + default_cf.table_factory.reset(NewBlockBasedTableFactory(table_options)); + + one.compaction_style = kCompactionStyleUniversal; + + one.num_levels = 1; + // trigger compaction if there are >= 4 files + one.level0_file_num_compaction_trigger = 4; + one.write_buffer_size = 120000; + + Reopen({default_cf, one}); + // make sure all background compaction jobs can be scheduled + auto stop_token = + dbfull()->TEST_write_controler().GetCompactionPressureToken(); + + // SETUP column family "one" -- universal style + for (int i = 0; i < one.level0_file_num_compaction_trigger - 2; ++i) { + PutRandomData(1, 10, 12000, true); + PutRandomData(1, 1, 10, true); + WaitForFlush(1); + AssertFilesPerLevel(ToString(i + 1), 1); + } + bool cf_1_1 = true; + bool cf_1_2 = true; + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency( + {{"ColumnFamilyTest::ManualAuto:4", "ColumnFamilyTest::ManualAuto:2"}, + {"ColumnFamilyTest::ManualAuto:4", "ColumnFamilyTest::ManualAuto:5"}, + {"ColumnFamilyTest::ManualAuto:1", "ColumnFamilyTest::ManualAuto:2"}, + {"ColumnFamilyTest::ManualAuto:1", "ColumnFamilyTest::ManualAuto:3"}}); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->SetCallBack( + "DBImpl::BackgroundCompaction:NonTrivial:AfterRun", [&](void* /*arg*/) { + if (cf_1_1) { + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:4"); + cf_1_1 = false; + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:3"); + } else if (cf_1_2) { + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:2"); + cf_1_2 = false; + } + }); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + ROCKSDB_NAMESPACE::port::Thread threads([&] { + CompactRangeOptions compact_options; + compact_options.exclusive_manual_compaction = false; + ASSERT_OK( + db_->CompactRange(compact_options, handles_[1], nullptr, nullptr)); + }); + + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:5"); + + WaitForFlush(1); + + // Add more L0 files and force automatic compaction + for (int i = 0; i < one.level0_file_num_compaction_trigger; ++i) { + PutRandomData(1, 10, 12000, true); + PutRandomData(1, 1, 10, true); + WaitForFlush(1); + AssertFilesPerLevel(ToString(one.level0_file_num_compaction_trigger + i), + 1); + } + + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:1"); + + threads.join(); + WaitForCompaction(); + // VERIFY compaction "one" + ASSERT_LE(NumTableFilesAtLevel(0, 1), 2); + + // Compare against saved keys + std::set<std::string>::iterator key_iter = keys_[1].begin(); + while (key_iter != keys_[1].end()) { + ASSERT_NE("NOT_FOUND", Get(1, *key_iter)); + key_iter++; + } + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->ClearAllCallBacks(); +} + +TEST_P(ColumnFamilyTest, SameCFManualAutomaticCompactionsLevel) { + Open(); + CreateColumnFamilies({"one"}); + ColumnFamilyOptions default_cf, one; + db_options_.max_open_files = 20; // only 10 files in file cache + db_options_.max_background_compactions = 3; + + default_cf.compaction_style = kCompactionStyleLevel; + default_cf.num_levels = 3; + default_cf.write_buffer_size = 64 << 10; // 64KB + default_cf.target_file_size_base = 30 << 10; + default_cf.max_compaction_bytes = default_cf.target_file_size_base * 1100; + BlockBasedTableOptions table_options = GetBlockBasedTableOptions(); + ; + table_options.no_block_cache = true; + default_cf.table_factory.reset(NewBlockBasedTableFactory(table_options)); + + one.compaction_style = kCompactionStyleLevel; + + one.num_levels = 1; + // trigger compaction if there are >= 4 files + one.level0_file_num_compaction_trigger = 3; + one.write_buffer_size = 120000; + + Reopen({default_cf, one}); + // make sure all background compaction jobs can be scheduled + auto stop_token = + dbfull()->TEST_write_controler().GetCompactionPressureToken(); + + // SETUP column family "one" -- level style + for (int i = 0; i < one.level0_file_num_compaction_trigger - 2; ++i) { + PutRandomData(1, 10, 12000, true); + PutRandomData(1, 1, 10, true); + WaitForFlush(1); + AssertFilesPerLevel(ToString(i + 1), 1); + } + bool cf_1_1 = true; + bool cf_1_2 = true; + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency( + {{"ColumnFamilyTest::ManualAuto:4", "ColumnFamilyTest::ManualAuto:2"}, + {"ColumnFamilyTest::ManualAuto:4", "ColumnFamilyTest::ManualAuto:5"}, + {"ColumnFamilyTest::ManualAuto:3", "ColumnFamilyTest::ManualAuto:2"}, + {"LevelCompactionPicker::PickCompactionBySize:0", + "ColumnFamilyTest::ManualAuto:3"}, + {"ColumnFamilyTest::ManualAuto:1", "ColumnFamilyTest::ManualAuto:3"}}); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->SetCallBack( + "DBImpl::BackgroundCompaction:NonTrivial:AfterRun", [&](void* /*arg*/) { + if (cf_1_1) { + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:4"); + cf_1_1 = false; + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:3"); + } else if (cf_1_2) { + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:2"); + cf_1_2 = false; + } + }); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + ROCKSDB_NAMESPACE::port::Thread threads([&] { + CompactRangeOptions compact_options; + compact_options.exclusive_manual_compaction = false; + ASSERT_OK( + db_->CompactRange(compact_options, handles_[1], nullptr, nullptr)); + }); + + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:5"); + + // Add more L0 files and force automatic compaction + for (int i = 0; i < one.level0_file_num_compaction_trigger; ++i) { + PutRandomData(1, 10, 12000, true); + PutRandomData(1, 1, 10, true); + WaitForFlush(1); + AssertFilesPerLevel(ToString(one.level0_file_num_compaction_trigger + i), + 1); + } + + TEST_SYNC_POINT("ColumnFamilyTest::ManualAuto:1"); + + threads.join(); + WaitForCompaction(); + // VERIFY compaction "one" + AssertFilesPerLevel("0,1", 1); + + // Compare against saved keys + std::set<std::string>::iterator key_iter = keys_[1].begin(); + while (key_iter != keys_[1].end()) { + ASSERT_NE("NOT_FOUND", Get(1, *key_iter)); + key_iter++; + } + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->ClearAllCallBacks(); +} + +// In this test, we generate enough files to trigger automatic compactions. +// The automatic compaction waits in NonTrivial:AfterRun +// We generate more files and then trigger an automatic compaction +// This will wait because the automatic compaction has files it needs. +// Once the conflict is hit, the automatic compaction starts and ends +// Then the manual will run and end. +TEST_P(ColumnFamilyTest, SameCFAutomaticManualCompactions) { + Open(); + CreateColumnFamilies({"one"}); + ColumnFamilyOptions default_cf, one; + db_options_.max_open_files = 20; // only 10 files in file cache + db_options_.max_background_compactions = 3; + + default_cf.compaction_style = kCompactionStyleLevel; + default_cf.num_levels = 3; + default_cf.write_buffer_size = 64 << 10; // 64KB + default_cf.target_file_size_base = 30 << 10; + default_cf.max_compaction_bytes = default_cf.target_file_size_base * 1100; + BlockBasedTableOptions table_options = GetBlockBasedTableOptions(); + ; + table_options.no_block_cache = true; + default_cf.table_factory.reset(NewBlockBasedTableFactory(table_options)); + + one.compaction_style = kCompactionStyleUniversal; + + one.num_levels = 1; + // trigger compaction if there are >= 4 files + one.level0_file_num_compaction_trigger = 4; + one.write_buffer_size = 120000; + + Reopen({default_cf, one}); + // make sure all background compaction jobs can be scheduled + auto stop_token = + dbfull()->TEST_write_controler().GetCompactionPressureToken(); + + bool cf_1_1 = true; + bool cf_1_2 = true; + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency( + {{"ColumnFamilyTest::AutoManual:4", "ColumnFamilyTest::AutoManual:2"}, + {"ColumnFamilyTest::AutoManual:4", "ColumnFamilyTest::AutoManual:5"}, + {"CompactionPicker::CompactRange:Conflict", + "ColumnFamilyTest::AutoManual:3"}}); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->SetCallBack( + "DBImpl::BackgroundCompaction:NonTrivial:AfterRun", [&](void* /*arg*/) { + if (cf_1_1) { + TEST_SYNC_POINT("ColumnFamilyTest::AutoManual:4"); + cf_1_1 = false; + TEST_SYNC_POINT("ColumnFamilyTest::AutoManual:3"); + } else if (cf_1_2) { + TEST_SYNC_POINT("ColumnFamilyTest::AutoManual:2"); + cf_1_2 = false; + } + }); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + + // SETUP column family "one" -- universal style + for (int i = 0; i < one.level0_file_num_compaction_trigger; ++i) { + PutRandomData(1, 10, 12000, true); + PutRandomData(1, 1, 10, true); + WaitForFlush(1); + AssertFilesPerLevel(ToString(i + 1), 1); + } + + TEST_SYNC_POINT("ColumnFamilyTest::AutoManual:5"); + + // Add another L0 file and force automatic compaction + for (int i = 0; i < one.level0_file_num_compaction_trigger - 2; ++i) { + PutRandomData(1, 10, 12000, true); + PutRandomData(1, 1, 10, true); + WaitForFlush(1); + } + + CompactRangeOptions compact_options; + compact_options.exclusive_manual_compaction = false; + ASSERT_OK(db_->CompactRange(compact_options, handles_[1], nullptr, nullptr)); + + TEST_SYNC_POINT("ColumnFamilyTest::AutoManual:1"); + + WaitForCompaction(); + // VERIFY compaction "one" + AssertFilesPerLevel("1", 1); + // Compare against saved keys + std::set<std::string>::iterator key_iter = keys_[1].begin(); + while (key_iter != keys_[1].end()) { + ASSERT_NE("NOT_FOUND", Get(1, *key_iter)); + key_iter++; + } + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->ClearAllCallBacks(); +} +#endif // !ROCKSDB_LITE + +#ifndef ROCKSDB_LITE // Tailing iterator not supported +namespace { +std::string IterStatus(Iterator* iter) { + std::string result; + if (iter->Valid()) { + result = iter->key().ToString() + "->" + iter->value().ToString(); + } else { + result = "(invalid)"; + } + return result; +} +} // anonymous namespace + +TEST_P(ColumnFamilyTest, NewIteratorsTest) { + // iter == 0 -- no tailing + // iter == 2 -- tailing + for (int iter = 0; iter < 2; ++iter) { + Open(); + CreateColumnFamiliesAndReopen({"one", "two"}); + ASSERT_OK(Put(0, "a", "b")); + ASSERT_OK(Put(1, "b", "a")); + ASSERT_OK(Put(2, "c", "m")); + ASSERT_OK(Put(2, "v", "t")); + std::vector<Iterator*> iterators; + ReadOptions options; + options.tailing = (iter == 1); + ASSERT_OK(db_->NewIterators(options, handles_, &iterators)); + + for (auto it : iterators) { + it->SeekToFirst(); + } + ASSERT_EQ(IterStatus(iterators[0]), "a->b"); + ASSERT_EQ(IterStatus(iterators[1]), "b->a"); + ASSERT_EQ(IterStatus(iterators[2]), "c->m"); + + ASSERT_OK(Put(1, "x", "x")); + + for (auto it : iterators) { + it->Next(); + } + + ASSERT_EQ(IterStatus(iterators[0]), "(invalid)"); + if (iter == 0) { + // no tailing + ASSERT_EQ(IterStatus(iterators[1]), "(invalid)"); + } else { + // tailing + ASSERT_EQ(IterStatus(iterators[1]), "x->x"); + } + ASSERT_EQ(IterStatus(iterators[2]), "v->t"); + + for (auto it : iterators) { + delete it; + } + Destroy(); + } +} +#endif // !ROCKSDB_LITE + +#ifndef ROCKSDB_LITE // ReadOnlyDB is not supported +TEST_P(ColumnFamilyTest, ReadOnlyDBTest) { + Open(); + CreateColumnFamiliesAndReopen({"one", "two", "three", "four"}); + ASSERT_OK(Put(0, "a", "b")); + ASSERT_OK(Put(1, "foo", "bla")); + ASSERT_OK(Put(2, "foo", "blabla")); + ASSERT_OK(Put(3, "foo", "blablabla")); + ASSERT_OK(Put(4, "foo", "blablablabla")); + + DropColumnFamilies({2}); + Close(); + // open only a subset of column families + AssertOpenReadOnly({"default", "one", "four"}); + ASSERT_EQ("NOT_FOUND", Get(0, "foo")); + ASSERT_EQ("bla", Get(1, "foo")); + ASSERT_EQ("blablablabla", Get(2, "foo")); + + + // test newiterators + { + std::vector<Iterator*> iterators; + ASSERT_OK(db_->NewIterators(ReadOptions(), handles_, &iterators)); + for (auto it : iterators) { + it->SeekToFirst(); + } + ASSERT_EQ(IterStatus(iterators[0]), "a->b"); + ASSERT_EQ(IterStatus(iterators[1]), "foo->bla"); + ASSERT_EQ(IterStatus(iterators[2]), "foo->blablablabla"); + for (auto it : iterators) { + it->Next(); + } + ASSERT_EQ(IterStatus(iterators[0]), "(invalid)"); + ASSERT_EQ(IterStatus(iterators[1]), "(invalid)"); + ASSERT_EQ(IterStatus(iterators[2]), "(invalid)"); + + for (auto it : iterators) { + delete it; + } + } + + Close(); + // can't open dropped column family + Status s = OpenReadOnly({"default", "one", "two"}); + ASSERT_TRUE(!s.ok()); + + // Can't open without specifying default column family + s = OpenReadOnly({"one", "four"}); + ASSERT_TRUE(!s.ok()); +} +#endif // !ROCKSDB_LITE + +#ifndef ROCKSDB_LITE // WaitForFlush() is not supported in lite +TEST_P(ColumnFamilyTest, DontRollEmptyLogs) { + Open(); + CreateColumnFamiliesAndReopen({"one", "two", "three", "four"}); + + for (size_t i = 0; i < handles_.size(); ++i) { + PutRandomData(static_cast<int>(i), 10, 100); + } + int num_writable_file_start = env_->GetNumberOfNewWritableFileCalls(); + // this will trigger the flushes + for (int i = 0; i <= 4; ++i) { + ASSERT_OK(Flush(i)); + } + + for (int i = 0; i < 4; ++i) { + WaitForFlush(i); + } + int total_new_writable_files = + env_->GetNumberOfNewWritableFileCalls() - num_writable_file_start; + ASSERT_EQ(static_cast<size_t>(total_new_writable_files), handles_.size() + 1); + Close(); +} +#endif // !ROCKSDB_LITE + +#ifndef ROCKSDB_LITE // WaitForCompaction() is not supported in lite +TEST_P(ColumnFamilyTest, FlushStaleColumnFamilies) { + Open(); + CreateColumnFamilies({"one", "two"}); + ColumnFamilyOptions default_cf, one, two; + default_cf.write_buffer_size = 100000; // small write buffer size + default_cf.arena_block_size = 4096; + default_cf.disable_auto_compactions = true; + one.disable_auto_compactions = true; + two.disable_auto_compactions = true; + db_options_.max_total_wal_size = 210000; + + Reopen({default_cf, one, two}); + + PutRandomData(2, 1, 10); // 10 bytes + for (int i = 0; i < 2; ++i) { + PutRandomData(0, 100, 1000); // flush + WaitForFlush(0); + + AssertCountLiveFiles(i + 1); + } + // third flush. now, CF [two] should be detected as stale and flushed + // column family 1 should not be flushed since it's empty + PutRandomData(0, 100, 1000); // flush + WaitForFlush(0); + WaitForFlush(2); + // 3 files for default column families, 1 file for column family [two], zero + // files for column family [one], because it's empty + AssertCountLiveFiles(4); + + Flush(0); + ASSERT_EQ(0, dbfull()->TEST_total_log_size()); + Close(); +} +#endif // !ROCKSDB_LITE + +TEST_P(ColumnFamilyTest, CreateMissingColumnFamilies) { + Status s = TryOpen({"one", "two"}); + ASSERT_TRUE(!s.ok()); + db_options_.create_missing_column_families = true; + s = TryOpen({"default", "one", "two"}); + ASSERT_TRUE(s.ok()); + Close(); +} + +TEST_P(ColumnFamilyTest, SanitizeOptions) { + DBOptions db_options; + for (int s = kCompactionStyleLevel; s <= kCompactionStyleUniversal; ++s) { + for (int l = 0; l <= 2; l++) { + for (int i = 1; i <= 3; i++) { + for (int j = 1; j <= 3; j++) { + for (int k = 1; k <= 3; k++) { + ColumnFamilyOptions original; + original.compaction_style = static_cast<CompactionStyle>(s); + original.num_levels = l; + original.level0_stop_writes_trigger = i; + original.level0_slowdown_writes_trigger = j; + original.level0_file_num_compaction_trigger = k; + original.write_buffer_size = + l * 4 * 1024 * 1024 + i * 1024 * 1024 + j * 1024 + k; + + ColumnFamilyOptions result = + SanitizeOptions(ImmutableDBOptions(db_options), original); + ASSERT_TRUE(result.level0_stop_writes_trigger >= + result.level0_slowdown_writes_trigger); + ASSERT_TRUE(result.level0_slowdown_writes_trigger >= + result.level0_file_num_compaction_trigger); + ASSERT_TRUE(result.level0_file_num_compaction_trigger == + original.level0_file_num_compaction_trigger); + if (s == kCompactionStyleLevel) { + ASSERT_GE(result.num_levels, 2); + } else { + ASSERT_GE(result.num_levels, 1); + if (original.num_levels >= 1) { + ASSERT_EQ(result.num_levels, original.num_levels); + } + } + + // Make sure Sanitize options sets arena_block_size to 1/8 of + // the write_buffer_size, rounded up to a multiple of 4k. + size_t expected_arena_block_size = + l * 4 * 1024 * 1024 / 8 + i * 1024 * 1024 / 8; + if (j + k != 0) { + // not a multiple of 4k, round up 4k + expected_arena_block_size += 4 * 1024; + } + ASSERT_EQ(expected_arena_block_size, result.arena_block_size); + } + } + } + } + } +} + +TEST_P(ColumnFamilyTest, ReadDroppedColumnFamily) { + // iter 0 -- drop CF, don't reopen + // iter 1 -- delete CF, reopen + for (int iter = 0; iter < 2; ++iter) { + db_options_.create_missing_column_families = true; + db_options_.max_open_files = 20; + // delete obsolete files always + db_options_.delete_obsolete_files_period_micros = 0; + Open({"default", "one", "two"}); + ColumnFamilyOptions options; + options.level0_file_num_compaction_trigger = 100; + options.level0_slowdown_writes_trigger = 200; + options.level0_stop_writes_trigger = 200; + options.write_buffer_size = 100000; // small write buffer size + Reopen({options, options, options}); + + // 1MB should create ~10 files for each CF + int kKeysNum = 10000; + PutRandomData(0, kKeysNum, 100); + PutRandomData(1, kKeysNum, 100); + PutRandomData(2, kKeysNum, 100); + + { + std::unique_ptr<Iterator> iterator( + db_->NewIterator(ReadOptions(), handles_[2])); + iterator->SeekToFirst(); + + if (iter == 0) { + // Drop CF two + ASSERT_OK(db_->DropColumnFamily(handles_[2])); + } else { + // delete CF two + db_->DestroyColumnFamilyHandle(handles_[2]); + handles_[2] = nullptr; + } + // Make sure iterator created can still be used. + int count = 0; + for (; iterator->Valid(); iterator->Next()) { + ASSERT_OK(iterator->status()); + ++count; + } + ASSERT_OK(iterator->status()); + ASSERT_EQ(count, kKeysNum); + } + + // Add bunch more data to other CFs + PutRandomData(0, kKeysNum, 100); + PutRandomData(1, kKeysNum, 100); + + if (iter == 1) { + Reopen(); + } + + // Since we didn't delete CF handle, RocksDB's contract guarantees that + // we're still able to read dropped CF + for (int i = 0; i < 3; ++i) { + std::unique_ptr<Iterator> iterator( + db_->NewIterator(ReadOptions(), handles_[i])); + int count = 0; + for (iterator->SeekToFirst(); iterator->Valid(); iterator->Next()) { + ASSERT_OK(iterator->status()); + ++count; + } + ASSERT_OK(iterator->status()); + ASSERT_EQ(count, kKeysNum * ((i == 2) ? 1 : 2)); + } + + Close(); + Destroy(); + } +} + +TEST_P(ColumnFamilyTest, LiveIteratorWithDroppedColumnFamily) { + db_options_.create_missing_column_families = true; + db_options_.max_open_files = 20; + // delete obsolete files always + db_options_.delete_obsolete_files_period_micros = 0; + Open({"default", "one", "two"}); + ColumnFamilyOptions options; + options.level0_file_num_compaction_trigger = 100; + options.level0_slowdown_writes_trigger = 200; + options.level0_stop_writes_trigger = 200; + options.write_buffer_size = 100000; // small write buffer size + Reopen({options, options, options}); + + // 1MB should create ~10 files for each CF + int kKeysNum = 10000; + PutRandomData(1, kKeysNum, 100); + + { + std::unique_ptr<Iterator> iterator( + db_->NewIterator(ReadOptions(), handles_[1])); + iterator->SeekToFirst(); + + DropColumnFamilies({1}); + + // Make sure iterator created can still be used. + int count = 0; + for (; iterator->Valid(); iterator->Next()) { + ASSERT_OK(iterator->status()); + ++count; + } + ASSERT_OK(iterator->status()); + ASSERT_EQ(count, kKeysNum); + } + + Reopen(); + Close(); + Destroy(); +} + +TEST_P(ColumnFamilyTest, FlushAndDropRaceCondition) { + db_options_.create_missing_column_families = true; + Open({"default", "one"}); + ColumnFamilyOptions options; + options.level0_file_num_compaction_trigger = 100; + options.level0_slowdown_writes_trigger = 200; + options.level0_stop_writes_trigger = 200; + options.max_write_buffer_number = 20; + options.write_buffer_size = 100000; // small write buffer size + Reopen({options, options}); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency( + {{"VersionSet::LogAndApply::ColumnFamilyDrop:0", + "FlushJob::WriteLevel0Table"}, + {"VersionSet::LogAndApply::ColumnFamilyDrop:1", + "FlushJob::InstallResults"}, + {"FlushJob::InstallResults", + "VersionSet::LogAndApply::ColumnFamilyDrop:2"}}); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + test::SleepingBackgroundTask sleeping_task; + + env_->Schedule(&test::SleepingBackgroundTask::DoSleepTask, &sleeping_task, + Env::Priority::HIGH); + + // 1MB should create ~10 files for each CF + int kKeysNum = 10000; + PutRandomData(1, kKeysNum, 100); + + std::vector<port::Thread> threads; + threads.emplace_back([&] { ASSERT_OK(db_->DropColumnFamily(handles_[1])); }); + + sleeping_task.WakeUp(); + sleeping_task.WaitUntilDone(); + sleeping_task.Reset(); + // now we sleep again. this is just so we're certain that flush job finished + env_->Schedule(&test::SleepingBackgroundTask::DoSleepTask, &sleeping_task, + Env::Priority::HIGH); + sleeping_task.WakeUp(); + sleeping_task.WaitUntilDone(); + + { + // Since we didn't delete CF handle, RocksDB's contract guarantees that + // we're still able to read dropped CF + std::unique_ptr<Iterator> iterator( + db_->NewIterator(ReadOptions(), handles_[1])); + int count = 0; + for (iterator->SeekToFirst(); iterator->Valid(); iterator->Next()) { + ASSERT_OK(iterator->status()); + ++count; + } + ASSERT_OK(iterator->status()); + ASSERT_EQ(count, kKeysNum); + } + for (auto& t : threads) { + t.join(); + } + + Close(); + Destroy(); +} + +#ifndef ROCKSDB_LITE +// skipped as persisting options is not supported in ROCKSDB_LITE +namespace { +std::atomic<int> test_stage(0); +std::atomic<bool> ordered_by_writethread(false); +const int kMainThreadStartPersistingOptionsFile = 1; +const int kChildThreadFinishDroppingColumnFamily = 2; +void DropSingleColumnFamily(ColumnFamilyTest* cf_test, int cf_id, + std::vector<Comparator*>* comparators) { + while (test_stage < kMainThreadStartPersistingOptionsFile && + !ordered_by_writethread) { + Env::Default()->SleepForMicroseconds(100); + } + cf_test->DropColumnFamilies({cf_id}); + if ((*comparators)[cf_id]) { + delete (*comparators)[cf_id]; + (*comparators)[cf_id] = nullptr; + } + test_stage = kChildThreadFinishDroppingColumnFamily; +} +} // namespace + +TEST_P(ColumnFamilyTest, CreateAndDropRace) { + const int kCfCount = 5; + std::vector<ColumnFamilyOptions> cf_opts; + std::vector<Comparator*> comparators; + for (int i = 0; i < kCfCount; ++i) { + cf_opts.emplace_back(); + comparators.push_back(new test::SimpleSuffixReverseComparator()); + cf_opts.back().comparator = comparators.back(); + } + db_options_.create_if_missing = true; + db_options_.create_missing_column_families = true; + + auto main_thread_id = std::this_thread::get_id(); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->SetCallBack( + "PersistRocksDBOptions:start", [&](void* /*arg*/) { + auto current_thread_id = std::this_thread::get_id(); + // If it's the main thread hitting this sync-point, then it + // will be blocked until some other thread update the test_stage. + if (main_thread_id == current_thread_id) { + test_stage = kMainThreadStartPersistingOptionsFile; + while (test_stage < kChildThreadFinishDroppingColumnFamily && + !ordered_by_writethread) { + Env::Default()->SleepForMicroseconds(100); + } + } + }); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->SetCallBack( + "WriteThread::EnterUnbatched:Wait", [&](void* /*arg*/) { + // This means a thread doing DropColumnFamily() is waiting for + // other thread to finish persisting options. + // In such case, we update the test_stage to unblock the main thread. + ordered_by_writethread = true; + }); + + // Create a database with four column families + Open({"default", "one", "two", "three"}, + {cf_opts[0], cf_opts[1], cf_opts[2], cf_opts[3]}); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + + // Start a thread that will drop the first column family + // and its comparator + ROCKSDB_NAMESPACE::port::Thread drop_cf_thread(DropSingleColumnFamily, this, + 1, &comparators); + + DropColumnFamilies({2}); + + drop_cf_thread.join(); + Close(); + Destroy(); + for (auto* comparator : comparators) { + if (comparator) { + delete comparator; + } + } + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->ClearAllCallBacks(); +} +#endif // !ROCKSDB_LITE + +TEST_P(ColumnFamilyTest, WriteStallSingleColumnFamily) { + const uint64_t kBaseRate = 800000u; + db_options_.delayed_write_rate = kBaseRate; + db_options_.max_background_compactions = 6; + + Open({"default"}); + ColumnFamilyData* cfd = + static_cast<ColumnFamilyHandleImpl*>(db_->DefaultColumnFamily())->cfd(); + + VersionStorageInfo* vstorage = cfd->current()->storage_info(); + + MutableCFOptions mutable_cf_options(column_family_options_); + + mutable_cf_options.level0_slowdown_writes_trigger = 20; + mutable_cf_options.level0_stop_writes_trigger = 10000; + mutable_cf_options.soft_pending_compaction_bytes_limit = 200; + mutable_cf_options.hard_pending_compaction_bytes_limit = 2000; + mutable_cf_options.disable_auto_compactions = false; + + vstorage->TEST_set_estimated_compaction_needed_bytes(50); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(!dbfull()->TEST_write_controler().NeedsDelay()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(201); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate, GetDbDelayedWriteRate()); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(400); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25, GetDbDelayedWriteRate()); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(500); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25 / 1.25, GetDbDelayedWriteRate()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(450); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25, GetDbDelayedWriteRate()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(205); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate, GetDbDelayedWriteRate()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(202); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate, GetDbDelayedWriteRate()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(201); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate, GetDbDelayedWriteRate()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(198); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(!dbfull()->TEST_write_controler().NeedsDelay()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(399); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate, GetDbDelayedWriteRate()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(599); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25, GetDbDelayedWriteRate()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(2001); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(IsDbWriteStopped()); + ASSERT_TRUE(!dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(3001); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(IsDbWriteStopped()); + ASSERT_TRUE(!dbfull()->TEST_write_controler().NeedsDelay()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(390); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25, GetDbDelayedWriteRate()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(100); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(!dbfull()->TEST_write_controler().NeedsDelay()); + + vstorage->set_l0_delay_trigger_count(100); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate, GetDbDelayedWriteRate()); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->set_l0_delay_trigger_count(101); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25, GetDbDelayedWriteRate()); + + vstorage->set_l0_delay_trigger_count(0); + vstorage->TEST_set_estimated_compaction_needed_bytes(300); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25 / 1.25, GetDbDelayedWriteRate()); + + vstorage->set_l0_delay_trigger_count(101); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25 / 1.25 / 1.25, GetDbDelayedWriteRate()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(200); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25 / 1.25, GetDbDelayedWriteRate()); + + vstorage->set_l0_delay_trigger_count(0); + vstorage->TEST_set_estimated_compaction_needed_bytes(0); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(!dbfull()->TEST_write_controler().NeedsDelay()); + + mutable_cf_options.disable_auto_compactions = true; + dbfull()->TEST_write_controler().set_delayed_write_rate(kBaseRate); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(!dbfull()->TEST_write_controler().NeedsDelay()); + + vstorage->set_l0_delay_trigger_count(50); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(!dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(0, GetDbDelayedWriteRate()); + ASSERT_EQ(kBaseRate, dbfull()->TEST_write_controler().delayed_write_rate()); + + vstorage->set_l0_delay_trigger_count(60); + vstorage->TEST_set_estimated_compaction_needed_bytes(300); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(!dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(0, GetDbDelayedWriteRate()); + ASSERT_EQ(kBaseRate, dbfull()->TEST_write_controler().delayed_write_rate()); + + mutable_cf_options.disable_auto_compactions = false; + vstorage->set_l0_delay_trigger_count(70); + vstorage->TEST_set_estimated_compaction_needed_bytes(500); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate, GetDbDelayedWriteRate()); + + vstorage->set_l0_delay_trigger_count(71); + vstorage->TEST_set_estimated_compaction_needed_bytes(501); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25, GetDbDelayedWriteRate()); +} + +TEST_P(ColumnFamilyTest, CompactionSpeedupSingleColumnFamily) { + db_options_.max_background_compactions = 6; + Open({"default"}); + ColumnFamilyData* cfd = + static_cast<ColumnFamilyHandleImpl*>(db_->DefaultColumnFamily())->cfd(); + + VersionStorageInfo* vstorage = cfd->current()->storage_info(); + + MutableCFOptions mutable_cf_options(column_family_options_); + + // Speed up threshold = min(4 * 2, 4 + (36 - 4)/4) = 8 + mutable_cf_options.level0_file_num_compaction_trigger = 4; + mutable_cf_options.level0_slowdown_writes_trigger = 36; + mutable_cf_options.level0_stop_writes_trigger = 50; + // Speedup threshold = 200 / 4 = 50 + mutable_cf_options.soft_pending_compaction_bytes_limit = 200; + mutable_cf_options.hard_pending_compaction_bytes_limit = 2000; + + vstorage->TEST_set_estimated_compaction_needed_bytes(40); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(1, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(50); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(300); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(45); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(1, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->set_l0_delay_trigger_count(7); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(1, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->set_l0_delay_trigger_count(9); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->set_l0_delay_trigger_count(6); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(1, dbfull()->TEST_BGCompactionsAllowed()); + + // Speed up threshold = min(4 * 2, 4 + (12 - 4)/4) = 6 + mutable_cf_options.level0_file_num_compaction_trigger = 4; + mutable_cf_options.level0_slowdown_writes_trigger = 16; + mutable_cf_options.level0_stop_writes_trigger = 30; + + vstorage->set_l0_delay_trigger_count(5); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(1, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->set_l0_delay_trigger_count(7); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->set_l0_delay_trigger_count(3); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(1, dbfull()->TEST_BGCompactionsAllowed()); +} + +TEST_P(ColumnFamilyTest, WriteStallTwoColumnFamilies) { + const uint64_t kBaseRate = 810000u; + db_options_.delayed_write_rate = kBaseRate; + Open(); + CreateColumnFamilies({"one"}); + ColumnFamilyData* cfd = + static_cast<ColumnFamilyHandleImpl*>(db_->DefaultColumnFamily())->cfd(); + VersionStorageInfo* vstorage = cfd->current()->storage_info(); + + ColumnFamilyData* cfd1 = + static_cast<ColumnFamilyHandleImpl*>(handles_[1])->cfd(); + VersionStorageInfo* vstorage1 = cfd1->current()->storage_info(); + + MutableCFOptions mutable_cf_options(column_family_options_); + mutable_cf_options.level0_slowdown_writes_trigger = 20; + mutable_cf_options.level0_stop_writes_trigger = 10000; + mutable_cf_options.soft_pending_compaction_bytes_limit = 200; + mutable_cf_options.hard_pending_compaction_bytes_limit = 2000; + + MutableCFOptions mutable_cf_options1 = mutable_cf_options; + mutable_cf_options1.soft_pending_compaction_bytes_limit = 500; + + vstorage->TEST_set_estimated_compaction_needed_bytes(50); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(!dbfull()->TEST_write_controler().NeedsDelay()); + + vstorage1->TEST_set_estimated_compaction_needed_bytes(201); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(!dbfull()->TEST_write_controler().NeedsDelay()); + + vstorage1->TEST_set_estimated_compaction_needed_bytes(600); + RecalculateWriteStallConditions(cfd1, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate, GetDbDelayedWriteRate()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(70); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate, GetDbDelayedWriteRate()); + + vstorage1->TEST_set_estimated_compaction_needed_bytes(800); + RecalculateWriteStallConditions(cfd1, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25, GetDbDelayedWriteRate()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(300); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25 / 1.25, GetDbDelayedWriteRate()); + + vstorage1->TEST_set_estimated_compaction_needed_bytes(700); + RecalculateWriteStallConditions(cfd1, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25, GetDbDelayedWriteRate()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(500); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25 / 1.25, GetDbDelayedWriteRate()); + + vstorage1->TEST_set_estimated_compaction_needed_bytes(600); + RecalculateWriteStallConditions(cfd1, mutable_cf_options); + ASSERT_TRUE(!IsDbWriteStopped()); + ASSERT_TRUE(dbfull()->TEST_write_controler().NeedsDelay()); + ASSERT_EQ(kBaseRate / 1.25, GetDbDelayedWriteRate()); +} + +TEST_P(ColumnFamilyTest, CompactionSpeedupTwoColumnFamilies) { + db_options_.max_background_compactions = 6; + column_family_options_.soft_pending_compaction_bytes_limit = 200; + column_family_options_.hard_pending_compaction_bytes_limit = 2000; + Open(); + CreateColumnFamilies({"one"}); + ColumnFamilyData* cfd = + static_cast<ColumnFamilyHandleImpl*>(db_->DefaultColumnFamily())->cfd(); + VersionStorageInfo* vstorage = cfd->current()->storage_info(); + + ColumnFamilyData* cfd1 = + static_cast<ColumnFamilyHandleImpl*>(handles_[1])->cfd(); + VersionStorageInfo* vstorage1 = cfd1->current()->storage_info(); + + MutableCFOptions mutable_cf_options(column_family_options_); + // Speed up threshold = min(4 * 2, 4 + (36 - 4)/4) = 8 + mutable_cf_options.level0_file_num_compaction_trigger = 4; + mutable_cf_options.level0_slowdown_writes_trigger = 36; + mutable_cf_options.level0_stop_writes_trigger = 30; + // Speedup threshold = 200 / 4 = 50 + mutable_cf_options.soft_pending_compaction_bytes_limit = 200; + mutable_cf_options.hard_pending_compaction_bytes_limit = 2000; + + MutableCFOptions mutable_cf_options1 = mutable_cf_options; + mutable_cf_options1.level0_slowdown_writes_trigger = 16; + + vstorage->TEST_set_estimated_compaction_needed_bytes(40); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(1, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(60); + RecalculateWriteStallConditions(cfd1, mutable_cf_options); + ASSERT_EQ(1, dbfull()->TEST_BGCompactionsAllowed()); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage1->TEST_set_estimated_compaction_needed_bytes(30); + RecalculateWriteStallConditions(cfd1, mutable_cf_options); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage1->TEST_set_estimated_compaction_needed_bytes(70); + RecalculateWriteStallConditions(cfd1, mutable_cf_options); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->TEST_set_estimated_compaction_needed_bytes(20); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage1->TEST_set_estimated_compaction_needed_bytes(3); + RecalculateWriteStallConditions(cfd1, mutable_cf_options); + ASSERT_EQ(1, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->set_l0_delay_trigger_count(9); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage1->set_l0_delay_trigger_count(2); + RecalculateWriteStallConditions(cfd1, mutable_cf_options); + ASSERT_EQ(6, dbfull()->TEST_BGCompactionsAllowed()); + + vstorage->set_l0_delay_trigger_count(0); + RecalculateWriteStallConditions(cfd, mutable_cf_options); + ASSERT_EQ(1, dbfull()->TEST_BGCompactionsAllowed()); +} + +TEST_P(ColumnFamilyTest, CreateAndDestoryOptions) { + std::unique_ptr<ColumnFamilyOptions> cfo(new ColumnFamilyOptions()); + ColumnFamilyHandle* cfh; + Open(); + ASSERT_OK(db_->CreateColumnFamily(*(cfo.get()), "yoyo", &cfh)); + cfo.reset(); + ASSERT_OK(db_->Put(WriteOptions(), cfh, "foo", "bar")); + ASSERT_OK(db_->Flush(FlushOptions(), cfh)); + ASSERT_OK(db_->DropColumnFamily(cfh)); + ASSERT_OK(db_->DestroyColumnFamilyHandle(cfh)); +} + +TEST_P(ColumnFamilyTest, CreateDropAndDestroy) { + ColumnFamilyHandle* cfh; + Open(); + ASSERT_OK(db_->CreateColumnFamily(ColumnFamilyOptions(), "yoyo", &cfh)); + ASSERT_OK(db_->Put(WriteOptions(), cfh, "foo", "bar")); + ASSERT_OK(db_->Flush(FlushOptions(), cfh)); + ASSERT_OK(db_->DropColumnFamily(cfh)); + ASSERT_OK(db_->DestroyColumnFamilyHandle(cfh)); +} + +#ifndef ROCKSDB_LITE +TEST_P(ColumnFamilyTest, CreateDropAndDestroyWithoutFileDeletion) { + ColumnFamilyHandle* cfh; + Open(); + ASSERT_OK(db_->CreateColumnFamily(ColumnFamilyOptions(), "yoyo", &cfh)); + ASSERT_OK(db_->Put(WriteOptions(), cfh, "foo", "bar")); + ASSERT_OK(db_->Flush(FlushOptions(), cfh)); + ASSERT_OK(db_->DisableFileDeletions()); + ASSERT_OK(db_->DropColumnFamily(cfh)); + ASSERT_OK(db_->DestroyColumnFamilyHandle(cfh)); +} + +TEST_P(ColumnFamilyTest, FlushCloseWALFiles) { + SpecialEnv env(Env::Default()); + db_options_.env = &env; + db_options_.max_background_flushes = 1; + column_family_options_.memtable_factory.reset(new SpecialSkipListFactory(2)); + Open(); + CreateColumnFamilies({"one"}); + ASSERT_OK(Put(1, "fodor", "mirko")); + ASSERT_OK(Put(0, "fodor", "mirko")); + ASSERT_OK(Put(1, "fodor", "mirko")); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency({ + {"DBImpl::BGWorkFlush:done", "FlushCloseWALFiles:0"}, + }); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + + // Block flush jobs from running + test::SleepingBackgroundTask sleeping_task; + env_->Schedule(&test::SleepingBackgroundTask::DoSleepTask, &sleeping_task, + Env::Priority::HIGH); + + WriteOptions wo; + wo.sync = true; + ASSERT_OK(db_->Put(wo, handles_[1], "fodor", "mirko")); + + ASSERT_EQ(2, env.num_open_wal_file_.load()); + + sleeping_task.WakeUp(); + sleeping_task.WaitUntilDone(); + TEST_SYNC_POINT("FlushCloseWALFiles:0"); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + ASSERT_EQ(1, env.num_open_wal_file_.load()); + + Reopen(); + ASSERT_EQ("mirko", Get(0, "fodor")); + ASSERT_EQ("mirko", Get(1, "fodor")); + db_options_.env = env_; + Close(); +} +#endif // !ROCKSDB_LITE + +#ifndef ROCKSDB_LITE // WaitForFlush() is not supported +TEST_P(ColumnFamilyTest, IteratorCloseWALFile1) { + SpecialEnv env(Env::Default()); + db_options_.env = &env; + db_options_.max_background_flushes = 1; + column_family_options_.memtable_factory.reset(new SpecialSkipListFactory(2)); + Open(); + CreateColumnFamilies({"one"}); + ASSERT_OK(Put(1, "fodor", "mirko")); + // Create an iterator holding the current super version. + Iterator* it = db_->NewIterator(ReadOptions(), handles_[1]); + // A flush will make `it` hold the last reference of its super version. + Flush(1); + + ASSERT_OK(Put(1, "fodor", "mirko")); + ASSERT_OK(Put(0, "fodor", "mirko")); + ASSERT_OK(Put(1, "fodor", "mirko")); + + // Flush jobs will close previous WAL files after finishing. By + // block flush jobs from running, we trigger a condition where + // the iterator destructor should close the WAL files. + test::SleepingBackgroundTask sleeping_task; + env_->Schedule(&test::SleepingBackgroundTask::DoSleepTask, &sleeping_task, + Env::Priority::HIGH); + + WriteOptions wo; + wo.sync = true; + ASSERT_OK(db_->Put(wo, handles_[1], "fodor", "mirko")); + + ASSERT_EQ(2, env.num_open_wal_file_.load()); + // Deleting the iterator will clear its super version, triggering + // closing all files + delete it; + ASSERT_EQ(1, env.num_open_wal_file_.load()); + + sleeping_task.WakeUp(); + sleeping_task.WaitUntilDone(); + WaitForFlush(1); + + Reopen(); + ASSERT_EQ("mirko", Get(0, "fodor")); + ASSERT_EQ("mirko", Get(1, "fodor")); + db_options_.env = env_; + Close(); +} + +TEST_P(ColumnFamilyTest, IteratorCloseWALFile2) { + SpecialEnv env(Env::Default()); + // Allow both of flush and purge job to schedule. + env.SetBackgroundThreads(2, Env::HIGH); + db_options_.env = &env; + db_options_.max_background_flushes = 1; + column_family_options_.memtable_factory.reset(new SpecialSkipListFactory(2)); + Open(); + CreateColumnFamilies({"one"}); + ASSERT_OK(Put(1, "fodor", "mirko")); + // Create an iterator holding the current super version. + ReadOptions ro; + ro.background_purge_on_iterator_cleanup = true; + Iterator* it = db_->NewIterator(ro, handles_[1]); + // A flush will make `it` hold the last reference of its super version. + Flush(1); + + ASSERT_OK(Put(1, "fodor", "mirko")); + ASSERT_OK(Put(0, "fodor", "mirko")); + ASSERT_OK(Put(1, "fodor", "mirko")); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency({ + {"ColumnFamilyTest::IteratorCloseWALFile2:0", + "DBImpl::BGWorkPurge:start"}, + {"ColumnFamilyTest::IteratorCloseWALFile2:2", + "DBImpl::BackgroundCallFlush:start"}, + {"DBImpl::BGWorkPurge:end", "ColumnFamilyTest::IteratorCloseWALFile2:1"}, + }); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + + WriteOptions wo; + wo.sync = true; + ASSERT_OK(db_->Put(wo, handles_[1], "fodor", "mirko")); + + ASSERT_EQ(2, env.num_open_wal_file_.load()); + // Deleting the iterator will clear its super version, triggering + // closing all files + delete it; + ASSERT_EQ(2, env.num_open_wal_file_.load()); + + TEST_SYNC_POINT("ColumnFamilyTest::IteratorCloseWALFile2:0"); + TEST_SYNC_POINT("ColumnFamilyTest::IteratorCloseWALFile2:1"); + ASSERT_EQ(1, env.num_open_wal_file_.load()); + TEST_SYNC_POINT("ColumnFamilyTest::IteratorCloseWALFile2:2"); + WaitForFlush(1); + ASSERT_EQ(1, env.num_open_wal_file_.load()); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + + Reopen(); + ASSERT_EQ("mirko", Get(0, "fodor")); + ASSERT_EQ("mirko", Get(1, "fodor")); + db_options_.env = env_; + Close(); +} +#endif // !ROCKSDB_LITE + +#ifndef ROCKSDB_LITE // TEST functions are not supported in lite +TEST_P(ColumnFamilyTest, ForwardIteratorCloseWALFile) { + SpecialEnv env(Env::Default()); + // Allow both of flush and purge job to schedule. + env.SetBackgroundThreads(2, Env::HIGH); + db_options_.env = &env; + db_options_.max_background_flushes = 1; + column_family_options_.memtable_factory.reset(new SpecialSkipListFactory(3)); + column_family_options_.level0_file_num_compaction_trigger = 2; + Open(); + CreateColumnFamilies({"one"}); + ASSERT_OK(Put(1, "fodor", "mirko")); + ASSERT_OK(Put(1, "fodar2", "mirko")); + Flush(1); + + // Create an iterator holding the current super version, as well as + // the SST file just flushed. + ReadOptions ro; + ro.tailing = true; + ro.background_purge_on_iterator_cleanup = true; + Iterator* it = db_->NewIterator(ro, handles_[1]); + // A flush will make `it` hold the last reference of its super version. + + ASSERT_OK(Put(1, "fodor", "mirko")); + ASSERT_OK(Put(1, "fodar2", "mirko")); + Flush(1); + + WaitForCompaction(); + + ASSERT_OK(Put(1, "fodor", "mirko")); + ASSERT_OK(Put(1, "fodor", "mirko")); + ASSERT_OK(Put(0, "fodor", "mirko")); + ASSERT_OK(Put(1, "fodor", "mirko")); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency({ + {"ColumnFamilyTest::IteratorCloseWALFile2:0", + "DBImpl::BGWorkPurge:start"}, + {"ColumnFamilyTest::IteratorCloseWALFile2:2", + "DBImpl::BackgroundCallFlush:start"}, + {"DBImpl::BGWorkPurge:end", "ColumnFamilyTest::IteratorCloseWALFile2:1"}, + }); + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + + WriteOptions wo; + wo.sync = true; + ASSERT_OK(db_->Put(wo, handles_[1], "fodor", "mirko")); + + env.delete_count_.store(0); + ASSERT_EQ(2, env.num_open_wal_file_.load()); + // Deleting the iterator will clear its super version, triggering + // closing all files + it->Seek(""); + ASSERT_EQ(2, env.num_open_wal_file_.load()); + ASSERT_EQ(0, env.delete_count_.load()); + + TEST_SYNC_POINT("ColumnFamilyTest::IteratorCloseWALFile2:0"); + TEST_SYNC_POINT("ColumnFamilyTest::IteratorCloseWALFile2:1"); + ASSERT_EQ(1, env.num_open_wal_file_.load()); + ASSERT_EQ(1, env.delete_count_.load()); + TEST_SYNC_POINT("ColumnFamilyTest::IteratorCloseWALFile2:2"); + WaitForFlush(1); + ASSERT_EQ(1, env.num_open_wal_file_.load()); + ASSERT_EQ(1, env.delete_count_.load()); + + delete it; + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + + Reopen(); + ASSERT_EQ("mirko", Get(0, "fodor")); + ASSERT_EQ("mirko", Get(1, "fodor")); + db_options_.env = env_; + Close(); +} +#endif // !ROCKSDB_LITE + +// Disable on windows because SyncWAL requires env->IsSyncThreadSafe() +// to return true which is not so in unbuffered mode. +#ifndef OS_WIN +TEST_P(ColumnFamilyTest, LogSyncConflictFlush) { + Open(); + CreateColumnFamiliesAndReopen({"one", "two"}); + + Put(0, "", ""); + Put(1, "foo", "bar"); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->LoadDependency( + {{"DBImpl::SyncWAL:BeforeMarkLogsSynced:1", + "ColumnFamilyTest::LogSyncConflictFlush:1"}, + {"ColumnFamilyTest::LogSyncConflictFlush:2", + "DBImpl::SyncWAL:BeforeMarkLogsSynced:2"}}); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->EnableProcessing(); + + ROCKSDB_NAMESPACE::port::Thread thread([&] { db_->SyncWAL(); }); + + TEST_SYNC_POINT("ColumnFamilyTest::LogSyncConflictFlush:1"); + Flush(1); + Put(1, "foo", "bar"); + Flush(1); + + TEST_SYNC_POINT("ColumnFamilyTest::LogSyncConflictFlush:2"); + + thread.join(); + + ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing(); + Close(); +} +#endif + +// this test is placed here, because the infrastructure for Column Family +// test is being used to ensure a roll of wal files. +// Basic idea is to test that WAL truncation is being detected and not +// ignored +TEST_P(ColumnFamilyTest, DISABLED_LogTruncationTest) { + Open(); + CreateColumnFamiliesAndReopen({"one", "two"}); + + Build(0, 100); + + // Flush the 0th column family to force a roll of the wal log + Flush(0); + + // Add some more entries + Build(100, 100); + + std::vector<std::string> filenames; + ASSERT_OK(env_->GetChildren(dbname_, &filenames)); + + // collect wal files + std::vector<std::string> logfs; + for (size_t i = 0; i < filenames.size(); i++) { + uint64_t number; + FileType type; + if (!(ParseFileName(filenames[i], &number, &type))) continue; + + if (type != kLogFile) continue; + + logfs.push_back(filenames[i]); + } + + std::sort(logfs.begin(), logfs.end()); + ASSERT_GE(logfs.size(), 2); + + // Take the last but one file, and truncate it + std::string fpath = dbname_ + "/" + logfs[logfs.size() - 2]; + std::vector<std::string> names_save = names_; + + uint64_t fsize; + ASSERT_OK(env_->GetFileSize(fpath, &fsize)); + ASSERT_GT(fsize, 0); + + Close(); + + std::string backup_logs = dbname_ + "/backup_logs"; + std::string t_fpath = backup_logs + "/" + logfs[logfs.size() - 2]; + + ASSERT_OK(env_->CreateDirIfMissing(backup_logs)); + // Not sure how easy it is to make this data driven. + // need to read back the WAL file and truncate last 10 + // entries + CopyFile(fpath, t_fpath, fsize - 9180); + + ASSERT_OK(env_->DeleteFile(fpath)); + ASSERT_OK(env_->RenameFile(t_fpath, fpath)); + + db_options_.wal_recovery_mode = WALRecoveryMode::kPointInTimeRecovery; + + OpenReadOnly(names_save); + + CheckMissed(); + + Close(); + + Open(names_save); + + CheckMissed(); + + Close(); + + // cleanup + env_->DeleteDir(backup_logs); +} + +TEST_P(ColumnFamilyTest, DefaultCfPathsTest) { + Open(); + // Leave cf_paths for one column families to be empty. + // Files should be generated according to db_paths for that + // column family. + ColumnFamilyOptions cf_opt1, cf_opt2; + cf_opt1.cf_paths.emplace_back(dbname_ + "_one_1", + std::numeric_limits<uint64_t>::max()); + CreateColumnFamilies({"one", "two"}, {cf_opt1, cf_opt2}); + Reopen({ColumnFamilyOptions(), cf_opt1, cf_opt2}); + + // Fill Column family 1. + PutRandomData(1, 100, 100); + Flush(1); + + ASSERT_EQ(1, GetSstFileCount(cf_opt1.cf_paths[0].path)); + ASSERT_EQ(0, GetSstFileCount(dbname_)); + + // Fill column family 2 + PutRandomData(2, 100, 100); + Flush(2); + + // SST from Column family 2 should be generated in + // db_paths which is dbname_ in this case. + ASSERT_EQ(1, GetSstFileCount(dbname_)); +} + +TEST_P(ColumnFamilyTest, MultipleCFPathsTest) { + Open(); + // Configure Column family specific paths. + ColumnFamilyOptions cf_opt1, cf_opt2; + cf_opt1.cf_paths.emplace_back(dbname_ + "_one_1", + std::numeric_limits<uint64_t>::max()); + cf_opt2.cf_paths.emplace_back(dbname_ + "_two_1", + std::numeric_limits<uint64_t>::max()); + CreateColumnFamilies({"one", "two"}, {cf_opt1, cf_opt2}); + Reopen({ColumnFamilyOptions(), cf_opt1, cf_opt2}); + + PutRandomData(1, 100, 100, true /* save */); + Flush(1); + + // Check that files are generated in appropriate paths. + ASSERT_EQ(1, GetSstFileCount(cf_opt1.cf_paths[0].path)); + ASSERT_EQ(0, GetSstFileCount(dbname_)); + + PutRandomData(2, 100, 100, true /* save */); + Flush(2); + + ASSERT_EQ(1, GetSstFileCount(cf_opt2.cf_paths[0].path)); + ASSERT_EQ(0, GetSstFileCount(dbname_)); + + // Re-open and verify the keys. + Reopen({ColumnFamilyOptions(), cf_opt1, cf_opt2}); + DBImpl* dbi = reinterpret_cast<DBImpl*>(db_); + for (int cf = 1; cf != 3; ++cf) { + ReadOptions read_options; + read_options.readahead_size = 0; + auto it = dbi->NewIterator(read_options, handles_[cf]); + for (it->SeekToFirst(); it->Valid(); it->Next()) { + Slice key(it->key()); + ASSERT_NE(keys_[cf].end(), keys_[cf].find(key.ToString())); + } + delete it; + + for (const auto& key : keys_[cf]) { + ASSERT_NE("NOT_FOUND", Get(cf, key)); + } + } +} + +} // namespace ROCKSDB_NAMESPACE + +#ifdef ROCKSDB_UNITTESTS_WITH_CUSTOM_OBJECTS_FROM_STATIC_LIBS +extern "C" { +void RegisterCustomObjects(int argc, char** argv); +} +#else +void RegisterCustomObjects(int /*argc*/, char** /*argv*/) {} +#endif // !ROCKSDB_UNITTESTS_WITH_CUSTOM_OBJECTS_FROM_STATIC_LIBS + +int main(int argc, char** argv) { + ROCKSDB_NAMESPACE::port::InstallStackTraceHandler(); + ::testing::InitGoogleTest(&argc, argv); + RegisterCustomObjects(argc, argv); + return RUN_ALL_TESTS(); +} |