8e63cad078
Summary: * make `checksum_type_string_map` available for lite * comment out `FilesPerLevel` in lite mode. * travis and legocastle lite build also build `all` target and run tests Closes https://github.com/facebook/rocksdb/pull/3015 Differential Revision: D6069822 Pulled By: yiwu-arbug fbshipit-source-id: 9fe92ac220e711e9e6ed4e921bd25ef4314796a0
411 lines
14 KiB
C++
411 lines
14 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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//
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// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file. See the AUTHORS file for names of contributors.
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#include <functional>
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#include <string>
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#include <utility>
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#include <vector>
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#include "db/column_family.h"
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#include "db/db_iter.h"
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#include "db/db_test_util.h"
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#include "db/dbformat.h"
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#include "db/write_batch_internal.h"
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#include "port/port.h"
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#include "port/stack_trace.h"
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#include "util/string_util.h"
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#include "utilities/merge_operators.h"
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namespace rocksdb {
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// kTypeBlobIndex is a value type used by BlobDB only. The base rocksdb
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// should accept the value type on write, and report not supported value
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// for reads, unless caller request for it explicitly. The base rocksdb
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// doesn't understand format of actual blob index (the value).
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class DBBlobIndexTest : public DBTestBase {
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public:
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enum Tier {
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kMemtable = 0,
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kImmutableMemtables = 1,
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kL0SstFile = 2,
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kLnSstFile = 3,
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};
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const std::vector<Tier> kAllTiers = {Tier::kMemtable,
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Tier::kImmutableMemtables,
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Tier::kL0SstFile, Tier::kLnSstFile};
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DBBlobIndexTest() : DBTestBase("/db_blob_index_test") {}
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ColumnFamilyHandle* cfh() { return dbfull()->DefaultColumnFamily(); }
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ColumnFamilyData* cfd() {
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return reinterpret_cast<ColumnFamilyHandleImpl*>(cfh())->cfd();
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}
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Status PutBlobIndex(WriteBatch* batch, const Slice& key,
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const Slice& blob_index) {
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return WriteBatchInternal::PutBlobIndex(batch, cfd()->GetID(), key,
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blob_index);
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}
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Status Write(WriteBatch* batch) {
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return dbfull()->Write(WriteOptions(), batch);
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}
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std::string GetImpl(const Slice& key, bool* is_blob_index = nullptr,
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const Snapshot* snapshot = nullptr) {
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ReadOptions read_options;
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read_options.snapshot = snapshot;
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PinnableSlice value;
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auto s = dbfull()->GetImpl(read_options, cfh(), key, &value,
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nullptr /*value_found*/, nullptr /*callback*/,
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is_blob_index);
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if (s.IsNotFound()) {
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return "NOT_FOUND";
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}
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if (s.IsNotSupported()) {
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return "NOT_SUPPORTED";
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}
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if (!s.ok()) {
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return s.ToString();
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}
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return value.ToString();
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}
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std::string GetBlobIndex(const Slice& key,
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const Snapshot* snapshot = nullptr) {
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bool is_blob_index = false;
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std::string value = GetImpl(key, &is_blob_index, snapshot);
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if (!is_blob_index) {
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return "NOT_BLOB";
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}
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return value;
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}
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ArenaWrappedDBIter* GetBlobIterator() {
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return dbfull()->NewIteratorImpl(
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ReadOptions(), cfd(), dbfull()->GetLatestSequenceNumber(),
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nullptr /*read_callback*/, true /*allow_blob*/);
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}
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Options GetTestOptions() {
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Options options;
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options.create_if_missing = true;
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options.num_levels = 2;
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options.disable_auto_compactions = true;
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// Disable auto flushes.
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options.max_write_buffer_number = 10;
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options.min_write_buffer_number_to_merge = 10;
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options.merge_operator = MergeOperators::CreateStringAppendOperator();
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return options;
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}
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void MoveDataTo(Tier tier) {
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switch (tier) {
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case Tier::kMemtable:
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break;
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case Tier::kImmutableMemtables:
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ASSERT_OK(dbfull()->TEST_SwitchMemtable());
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break;
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case Tier::kL0SstFile:
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ASSERT_OK(Flush());
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break;
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case Tier::kLnSstFile:
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ASSERT_OK(Flush());
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ASSERT_OK(Put("a", "dummy"));
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ASSERT_OK(Put("z", "dummy"));
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ASSERT_OK(Flush());
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ASSERT_OK(
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dbfull()->CompactRange(CompactRangeOptions(), nullptr, nullptr));
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#ifndef ROCKSDB_LITE
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ASSERT_EQ("0,1", FilesPerLevel());
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#endif // !ROCKSDB_LITE
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break;
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}
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}
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};
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// Should be able to write kTypeBlobIndex to memtables and SST files.
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TEST_F(DBBlobIndexTest, Write) {
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for (auto tier : kAllTiers) {
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DestroyAndReopen(GetTestOptions());
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for (int i = 1; i <= 5; i++) {
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std::string index = ToString(i);
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WriteBatch batch;
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ASSERT_OK(PutBlobIndex(&batch, "key" + index, "blob" + index));
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ASSERT_OK(Write(&batch));
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}
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MoveDataTo(tier);
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for (int i = 1; i <= 5; i++) {
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std::string index = ToString(i);
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ASSERT_EQ("blob" + index, GetBlobIndex("key" + index));
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}
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}
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}
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// Get should be able to return blob index if is_blob_index is provided,
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// otherwise return Status::NotSupported status.
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TEST_F(DBBlobIndexTest, Get) {
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for (auto tier : kAllTiers) {
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DestroyAndReopen(GetTestOptions());
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WriteBatch batch;
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ASSERT_OK(batch.Put("key", "value"));
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ASSERT_OK(PutBlobIndex(&batch, "blob_key", "blob_index"));
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ASSERT_OK(Write(&batch));
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MoveDataTo(tier);
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// Verify normal value
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bool is_blob_index = false;
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PinnableSlice value;
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ASSERT_EQ("value", Get("key"));
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ASSERT_EQ("value", GetImpl("key"));
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ASSERT_EQ("value", GetImpl("key", &is_blob_index));
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ASSERT_FALSE(is_blob_index);
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// Verify blob index
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ASSERT_TRUE(Get("blob_key", &value).IsNotSupported());
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ASSERT_EQ("NOT_SUPPORTED", GetImpl("blob_key"));
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ASSERT_EQ("blob_index", GetImpl("blob_key", &is_blob_index));
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ASSERT_TRUE(is_blob_index);
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}
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}
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// Get should NOT return Status::NotSupported if blob index is updated with
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// a normal value.
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TEST_F(DBBlobIndexTest, Updated) {
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for (auto tier : kAllTiers) {
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DestroyAndReopen(GetTestOptions());
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WriteBatch batch;
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for (int i = 0; i < 10; i++) {
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ASSERT_OK(PutBlobIndex(&batch, "key" + ToString(i), "blob_index"));
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}
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ASSERT_OK(Write(&batch));
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// Avoid blob values from being purged.
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const Snapshot* snapshot = dbfull()->GetSnapshot();
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ASSERT_OK(Put("key1", "new_value"));
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ASSERT_OK(Merge("key2", "a"));
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ASSERT_OK(Merge("key2", "b"));
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ASSERT_OK(Merge("key2", "c"));
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ASSERT_OK(Delete("key3"));
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ASSERT_OK(SingleDelete("key4"));
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ASSERT_OK(Delete("key5"));
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ASSERT_OK(Merge("key5", "a"));
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ASSERT_OK(Merge("key5", "b"));
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ASSERT_OK(Merge("key5", "c"));
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ASSERT_OK(dbfull()->DeleteRange(WriteOptions(), cfh(), "key6", "key9"));
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MoveDataTo(tier);
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for (int i = 0; i < 10; i++) {
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ASSERT_EQ("blob_index", GetBlobIndex("key" + ToString(i), snapshot));
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}
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ASSERT_EQ("new_value", Get("key1"));
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ASSERT_EQ("NOT_SUPPORTED", GetImpl("key2"));
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ASSERT_EQ("NOT_FOUND", Get("key3"));
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ASSERT_EQ("NOT_FOUND", Get("key4"));
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ASSERT_EQ("a,b,c", GetImpl("key5"));
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for (int i = 6; i < 9; i++) {
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ASSERT_EQ("NOT_FOUND", Get("key" + ToString(i)));
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}
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ASSERT_EQ("blob_index", GetBlobIndex("key9"));
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dbfull()->ReleaseSnapshot(snapshot);
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}
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}
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// Iterator should get blob value if allow_blob flag is set,
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// otherwise return Status::NotSupported status.
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TEST_F(DBBlobIndexTest, Iterate) {
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const std::vector<std::vector<ValueType>> data = {
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/*00*/ {kTypeValue},
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/*01*/ {kTypeBlobIndex},
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/*02*/ {kTypeValue},
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/*03*/ {kTypeBlobIndex, kTypeValue},
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/*04*/ {kTypeValue},
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/*05*/ {kTypeValue, kTypeBlobIndex},
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/*06*/ {kTypeValue},
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/*07*/ {kTypeDeletion, kTypeBlobIndex},
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/*08*/ {kTypeValue},
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/*09*/ {kTypeSingleDeletion, kTypeBlobIndex},
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/*10*/ {kTypeValue},
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/*11*/ {kTypeMerge, kTypeMerge, kTypeMerge, kTypeBlobIndex},
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/*12*/ {kTypeValue},
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/*13*/
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{kTypeMerge, kTypeMerge, kTypeMerge, kTypeDeletion, kTypeBlobIndex},
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/*14*/ {kTypeValue},
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/*15*/ {kTypeBlobIndex},
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/*16*/ {kTypeValue},
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};
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auto get_key = [](int index) {
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char buf[20];
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snprintf(buf, sizeof(buf), "%02d", index);
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return "key" + std::string(buf);
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};
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auto get_value = [&](int index, int version) {
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return get_key(index) + "_value" + ToString(version);
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};
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auto check_iterator = [&](Iterator* iterator, Status::Code expected_status,
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const Slice& expected_value) {
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ASSERT_EQ(expected_status, iterator->status().code());
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if (expected_status == Status::kOk) {
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ASSERT_TRUE(iterator->Valid());
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ASSERT_EQ(expected_value, iterator->value());
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} else {
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ASSERT_FALSE(iterator->Valid());
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}
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};
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auto create_normal_iterator = [&]() -> Iterator* {
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return dbfull()->NewIterator(ReadOptions());
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};
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auto create_blob_iterator = [&]() -> Iterator* { return GetBlobIterator(); };
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auto check_is_blob = [&](bool is_blob) {
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return [is_blob](Iterator* iterator) {
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ASSERT_EQ(is_blob,
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reinterpret_cast<ArenaWrappedDBIter*>(iterator)->IsBlob());
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};
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};
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auto verify = [&](int index, Status::Code expected_status,
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const Slice& forward_value, const Slice& backward_value,
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std::function<Iterator*()> create_iterator,
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std::function<void(Iterator*)> extra_check = nullptr) {
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// Seek
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auto* iterator = create_iterator();
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ASSERT_OK(iterator->Refresh());
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iterator->Seek(get_key(index));
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check_iterator(iterator, expected_status, forward_value);
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if (extra_check) {
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extra_check(iterator);
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}
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delete iterator;
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// Next
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iterator = create_iterator();
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ASSERT_OK(iterator->Refresh());
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iterator->Seek(get_key(index - 1));
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ASSERT_TRUE(iterator->Valid());
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iterator->Next();
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check_iterator(iterator, expected_status, forward_value);
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if (extra_check) {
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extra_check(iterator);
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}
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delete iterator;
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// SeekForPrev
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iterator = create_iterator();
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ASSERT_OK(iterator->Refresh());
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iterator->SeekForPrev(get_key(index));
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check_iterator(iterator, expected_status, backward_value);
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if (extra_check) {
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extra_check(iterator);
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}
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delete iterator;
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// Prev
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iterator = create_iterator();
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iterator->Seek(get_key(index + 1));
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ASSERT_TRUE(iterator->Valid());
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iterator->Prev();
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check_iterator(iterator, expected_status, backward_value);
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if (extra_check) {
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extra_check(iterator);
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}
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delete iterator;
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};
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for (auto tier : {Tier::kMemtable} /*kAllTiers*/) {
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// Avoid values from being purged.
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std::vector<const Snapshot*> snapshots;
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DestroyAndReopen(GetTestOptions());
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// fill data
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for (int i = 0; i < static_cast<int>(data.size()); i++) {
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for (int j = static_cast<int>(data[i].size()) - 1; j >= 0; j--) {
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std::string key = get_key(i);
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std::string value = get_value(i, j);
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WriteBatch batch;
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switch (data[i][j]) {
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case kTypeValue:
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ASSERT_OK(Put(key, value));
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break;
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case kTypeDeletion:
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ASSERT_OK(Delete(key));
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break;
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case kTypeSingleDeletion:
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ASSERT_OK(SingleDelete(key));
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break;
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case kTypeMerge:
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ASSERT_OK(Merge(key, value));
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break;
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case kTypeBlobIndex:
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ASSERT_OK(PutBlobIndex(&batch, key, value));
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ASSERT_OK(Write(&batch));
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break;
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default:
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assert(false);
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};
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}
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snapshots.push_back(dbfull()->GetSnapshot());
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}
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ASSERT_OK(
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dbfull()->DeleteRange(WriteOptions(), cfh(), get_key(15), get_key(16)));
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snapshots.push_back(dbfull()->GetSnapshot());
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MoveDataTo(tier);
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// Normal iterator
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verify(1, Status::kNotSupported, "", "", create_normal_iterator);
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verify(3, Status::kNotSupported, "", "", create_normal_iterator);
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verify(5, Status::kOk, get_value(5, 0), get_value(5, 0),
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create_normal_iterator);
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verify(7, Status::kOk, get_value(8, 0), get_value(6, 0),
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create_normal_iterator);
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verify(9, Status::kOk, get_value(10, 0), get_value(8, 0),
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create_normal_iterator);
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verify(11, Status::kNotSupported, "", "", create_normal_iterator);
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verify(13, Status::kOk,
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get_value(13, 2) + "," + get_value(13, 1) + "," + get_value(13, 0),
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get_value(13, 2) + "," + get_value(13, 1) + "," + get_value(13, 0),
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create_normal_iterator);
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verify(15, Status::kOk, get_value(16, 0), get_value(14, 0),
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create_normal_iterator);
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// Iterator with blob support
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verify(1, Status::kOk, get_value(1, 0), get_value(1, 0),
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create_blob_iterator, check_is_blob(true));
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verify(3, Status::kOk, get_value(3, 0), get_value(3, 0),
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create_blob_iterator, check_is_blob(true));
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verify(5, Status::kOk, get_value(5, 0), get_value(5, 0),
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create_blob_iterator, check_is_blob(false));
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verify(7, Status::kOk, get_value(8, 0), get_value(6, 0),
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create_blob_iterator, check_is_blob(false));
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verify(9, Status::kOk, get_value(10, 0), get_value(8, 0),
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create_blob_iterator, check_is_blob(false));
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verify(11, Status::kNotSupported, "", "", create_blob_iterator);
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verify(13, Status::kOk,
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get_value(13, 2) + "," + get_value(13, 1) + "," + get_value(13, 0),
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get_value(13, 2) + "," + get_value(13, 1) + "," + get_value(13, 0),
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create_blob_iterator, check_is_blob(false));
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verify(15, Status::kOk, get_value(16, 0), get_value(14, 0),
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create_blob_iterator, check_is_blob(false));
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for (auto* snapshot : snapshots) {
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dbfull()->ReleaseSnapshot(snapshot);
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}
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}
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}
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} // namespace rocksdb
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int main(int argc, char** argv) {
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rocksdb::port::InstallStackTraceHandler();
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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