fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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499 lines
18 KiB
499 lines
18 KiB
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under the BSD-style license found in the
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// LICENSE file in the root directory of this source tree. An additional grant
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// of patent rights can be found in the PATENTS file in the same directory.
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#include <map>
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#include <memory>
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#include <string>
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#include <utility>
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#include <vector>
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#include "db/db_impl.h"
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#include "db/dbformat.h"
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#include "db/table_properties_collector.h"
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#include "rocksdb/table.h"
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#include "table/block_based_table_factory.h"
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#include "table/meta_blocks.h"
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#include "table/plain_table_factory.h"
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#include "table/table_builder.h"
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#include "util/cf_options.h"
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#include "util/coding.h"
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#include "util/file_reader_writer.h"
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#include "util/testharness.h"
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#include "util/testutil.h"
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namespace rocksdb {
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class TablePropertiesTest : public testing::Test,
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public testing::WithParamInterface<bool> {
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public:
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virtual void SetUp() override { backward_mode_ = GetParam(); }
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bool backward_mode_;
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};
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// Utilities test functions
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namespace {
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static const uint32_t kTestColumnFamilyId = 66;
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static const std::string kTestColumnFamilyName = "test_column_fam";
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void MakeBuilder(const Options& options, const ImmutableCFOptions& ioptions,
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const InternalKeyComparator& internal_comparator,
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const std::vector<std::unique_ptr<IntTblPropCollectorFactory>>*
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int_tbl_prop_collector_factories,
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std::unique_ptr<WritableFileWriter>* writable,
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std::unique_ptr<TableBuilder>* builder) {
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unique_ptr<WritableFile> wf(new test::StringSink);
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writable->reset(new WritableFileWriter(std::move(wf), EnvOptions()));
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int unknown_level = -1;
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builder->reset(NewTableBuilder(
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ioptions, internal_comparator, int_tbl_prop_collector_factories,
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kTestColumnFamilyId, kTestColumnFamilyName,
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writable->get(), options.compression, options.compression_opts,
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unknown_level));
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}
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} // namespace
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// Collects keys that starts with "A" in a table.
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class RegularKeysStartWithA: public TablePropertiesCollector {
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public:
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const char* Name() const override { return "RegularKeysStartWithA"; }
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Status Finish(UserCollectedProperties* properties) override {
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std::string encoded;
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std::string encoded_num_puts;
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std::string encoded_num_deletes;
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std::string encoded_num_single_deletes;
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std::string encoded_num_size_changes;
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PutVarint32(&encoded, count_);
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PutVarint32(&encoded_num_puts, num_puts_);
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PutVarint32(&encoded_num_deletes, num_deletes_);
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PutVarint32(&encoded_num_single_deletes, num_single_deletes_);
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PutVarint32(&encoded_num_size_changes, num_size_changes_);
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*properties = UserCollectedProperties{
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{"TablePropertiesTest", message_},
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{"Count", encoded},
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{"NumPuts", encoded_num_puts},
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{"NumDeletes", encoded_num_deletes},
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{"NumSingleDeletes", encoded_num_single_deletes},
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{"NumSizeChanges", encoded_num_size_changes},
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};
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return Status::OK();
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}
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Status AddUserKey(const Slice& user_key, const Slice& value, EntryType type,
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SequenceNumber seq, uint64_t file_size) override {
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// simply asssume all user keys are not empty.
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if (user_key.data()[0] == 'A') {
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++count_;
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}
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if (type == kEntryPut) {
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num_puts_++;
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} else if (type == kEntryDelete) {
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num_deletes_++;
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} else if (type == kEntrySingleDelete) {
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num_single_deletes_++;
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}
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if (file_size < file_size_) {
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message_ = "File size should not decrease.";
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} else if (file_size != file_size_) {
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num_size_changes_++;
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}
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return Status::OK();
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}
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virtual UserCollectedProperties GetReadableProperties() const override {
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return UserCollectedProperties{};
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}
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private:
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std::string message_ = "Rocksdb";
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uint32_t count_ = 0;
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uint32_t num_puts_ = 0;
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uint32_t num_deletes_ = 0;
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uint32_t num_single_deletes_ = 0;
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uint32_t num_size_changes_ = 0;
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uint64_t file_size_ = 0;
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};
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// Collects keys that starts with "A" in a table. Backward compatible mode
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// It is also used to test internal key table property collector
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class RegularKeysStartWithABackwardCompatible
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: public TablePropertiesCollector {
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public:
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const char* Name() const override { return "RegularKeysStartWithA"; }
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Status Finish(UserCollectedProperties* properties) override {
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std::string encoded;
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PutVarint32(&encoded, count_);
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*properties = UserCollectedProperties{{"TablePropertiesTest", "Rocksdb"},
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{"Count", encoded}};
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return Status::OK();
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}
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Status Add(const Slice& user_key, const Slice& value) override {
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// simply asssume all user keys are not empty.
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if (user_key.data()[0] == 'A') {
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++count_;
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}
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return Status::OK();
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}
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virtual UserCollectedProperties GetReadableProperties() const override {
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return UserCollectedProperties{};
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}
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private:
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uint32_t count_ = 0;
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};
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class RegularKeysStartWithAInternal : public IntTblPropCollector {
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public:
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const char* Name() const override { return "RegularKeysStartWithA"; }
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Status Finish(UserCollectedProperties* properties) override {
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std::string encoded;
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PutVarint32(&encoded, count_);
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*properties = UserCollectedProperties{{"TablePropertiesTest", "Rocksdb"},
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{"Count", encoded}};
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return Status::OK();
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}
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Status InternalAdd(const Slice& user_key, const Slice& value,
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uint64_t file_size) override {
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// simply asssume all user keys are not empty.
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if (user_key.data()[0] == 'A') {
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++count_;
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}
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return Status::OK();
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}
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virtual UserCollectedProperties GetReadableProperties() const override {
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return UserCollectedProperties{};
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}
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private:
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uint32_t count_ = 0;
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};
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class RegularKeysStartWithAFactory : public IntTblPropCollectorFactory,
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public TablePropertiesCollectorFactory {
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public:
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explicit RegularKeysStartWithAFactory(bool backward_mode)
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: backward_mode_(backward_mode) {}
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virtual TablePropertiesCollector* CreateTablePropertiesCollector(
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TablePropertiesCollectorFactory::Context context) override {
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EXPECT_EQ(kTestColumnFamilyId, context.column_family_id);
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if (!backward_mode_) {
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return new RegularKeysStartWithA();
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} else {
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return new RegularKeysStartWithABackwardCompatible();
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}
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}
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virtual IntTblPropCollector* CreateIntTblPropCollector(
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uint32_t column_family_id) override {
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return new RegularKeysStartWithAInternal();
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}
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const char* Name() const override { return "RegularKeysStartWithA"; }
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bool backward_mode_;
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};
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class FlushBlockEveryThreePolicy : public FlushBlockPolicy {
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public:
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virtual bool Update(const Slice& key, const Slice& value) override {
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return (++count_ % 3U == 0);
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}
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private:
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uint64_t count_ = 0;
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};
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class FlushBlockEveryThreePolicyFactory : public FlushBlockPolicyFactory {
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public:
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explicit FlushBlockEveryThreePolicyFactory() {}
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const char* Name() const override {
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return "FlushBlockEveryThreePolicyFactory";
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}
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FlushBlockPolicy* NewFlushBlockPolicy(
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const BlockBasedTableOptions& table_options,
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const BlockBuilder& data_block_builder) const override {
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return new FlushBlockEveryThreePolicy;
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}
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};
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extern const uint64_t kBlockBasedTableMagicNumber;
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extern const uint64_t kPlainTableMagicNumber;
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namespace {
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void TestCustomizedTablePropertiesCollector(
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bool backward_mode, uint64_t magic_number, bool test_int_tbl_prop_collector,
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const Options& options, const InternalKeyComparator& internal_comparator) {
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// make sure the entries will be inserted with order.
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std::map<std::pair<std::string, ValueType>, std::string> kvs = {
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{{"About ", kTypeValue}, "val5"}, // starts with 'A'
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{{"Abstract", kTypeValue}, "val2"}, // starts with 'A'
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{{"Around ", kTypeValue}, "val7"}, // starts with 'A'
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{{"Beyond ", kTypeValue}, "val3"},
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{{"Builder ", kTypeValue}, "val1"},
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{{"Love ", kTypeDeletion}, ""},
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{{"Cancel ", kTypeValue}, "val4"},
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{{"Find ", kTypeValue}, "val6"},
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{{"Rocks ", kTypeDeletion}, ""},
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{{"Foo ", kTypeSingleDeletion}, ""},
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};
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// -- Step 1: build table
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std::unique_ptr<TableBuilder> builder;
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std::unique_ptr<WritableFileWriter> writer;
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const ImmutableCFOptions ioptions(options);
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std::vector<std::unique_ptr<IntTblPropCollectorFactory>>
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int_tbl_prop_collector_factories;
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if (test_int_tbl_prop_collector) {
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int_tbl_prop_collector_factories.emplace_back(
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new RegularKeysStartWithAFactory(backward_mode));
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} else {
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GetIntTblPropCollectorFactory(options, &int_tbl_prop_collector_factories);
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}
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MakeBuilder(options, ioptions, internal_comparator,
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&int_tbl_prop_collector_factories, &writer, &builder);
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SequenceNumber seqNum = 0U;
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for (const auto& kv : kvs) {
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InternalKey ikey(kv.first.first, seqNum++, kv.first.second);
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builder->Add(ikey.Encode(), kv.second);
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}
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ASSERT_OK(builder->Finish());
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writer->Flush();
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// -- Step 2: Read properties
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test::StringSink* fwf =
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static_cast<test::StringSink*>(writer->writable_file());
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std::unique_ptr<RandomAccessFileReader> fake_file_reader(
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test::GetRandomAccessFileReader(
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new test::StringSource(fwf->contents())));
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TableProperties* props;
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Status s = ReadTableProperties(fake_file_reader.get(), fwf->contents().size(),
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magic_number, ioptions, &props);
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std::unique_ptr<TableProperties> props_guard(props);
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ASSERT_OK(s);
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auto user_collected = props->user_collected_properties;
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ASSERT_NE(user_collected.find("TablePropertiesTest"), user_collected.end());
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ASSERT_EQ("Rocksdb", user_collected.at("TablePropertiesTest"));
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uint32_t starts_with_A = 0;
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ASSERT_NE(user_collected.find("Count"), user_collected.end());
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Slice key(user_collected.at("Count"));
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ASSERT_TRUE(GetVarint32(&key, &starts_with_A));
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ASSERT_EQ(3u, starts_with_A);
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if (!backward_mode && !test_int_tbl_prop_collector) {
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uint32_t num_puts;
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ASSERT_NE(user_collected.find("NumPuts"), user_collected.end());
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Slice key_puts(user_collected.at("NumPuts"));
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ASSERT_TRUE(GetVarint32(&key_puts, &num_puts));
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ASSERT_EQ(7u, num_puts);
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uint32_t num_deletes;
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ASSERT_NE(user_collected.find("NumDeletes"), user_collected.end());
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Slice key_deletes(user_collected.at("NumDeletes"));
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ASSERT_TRUE(GetVarint32(&key_deletes, &num_deletes));
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ASSERT_EQ(2u, num_deletes);
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uint32_t num_single_deletes;
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ASSERT_NE(user_collected.find("NumSingleDeletes"), user_collected.end());
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Slice key_single_deletes(user_collected.at("NumSingleDeletes"));
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ASSERT_TRUE(GetVarint32(&key_single_deletes, &num_single_deletes));
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ASSERT_EQ(1u, num_single_deletes);
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uint32_t num_size_changes;
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ASSERT_NE(user_collected.find("NumSizeChanges"), user_collected.end());
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Slice key_size_changes(user_collected.at("NumSizeChanges"));
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ASSERT_TRUE(GetVarint32(&key_size_changes, &num_size_changes));
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ASSERT_GE(num_size_changes, 2u);
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}
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}
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} // namespace
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TEST_P(TablePropertiesTest, CustomizedTablePropertiesCollector) {
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// Test properties collectors with internal keys or regular keys
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// for block based table
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for (bool encode_as_internal : { true, false }) {
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Options options;
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BlockBasedTableOptions table_options;
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table_options.flush_block_policy_factory =
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std::make_shared<FlushBlockEveryThreePolicyFactory>();
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options.table_factory.reset(NewBlockBasedTableFactory(table_options));
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test::PlainInternalKeyComparator ikc(options.comparator);
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std::shared_ptr<TablePropertiesCollectorFactory> collector_factory(
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new RegularKeysStartWithAFactory(backward_mode_));
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options.table_properties_collector_factories.resize(1);
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options.table_properties_collector_factories[0] = collector_factory;
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TestCustomizedTablePropertiesCollector(backward_mode_,
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kBlockBasedTableMagicNumber,
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encode_as_internal, options, ikc);
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#ifndef ROCKSDB_LITE // PlainTable is not supported in Lite
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// test plain table
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PlainTableOptions plain_table_options;
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plain_table_options.user_key_len = 8;
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plain_table_options.bloom_bits_per_key = 8;
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plain_table_options.hash_table_ratio = 0;
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options.table_factory =
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std::make_shared<PlainTableFactory>(plain_table_options);
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TestCustomizedTablePropertiesCollector(backward_mode_,
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kPlainTableMagicNumber,
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encode_as_internal, options, ikc);
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#endif // !ROCKSDB_LITE
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}
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}
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namespace {
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void TestInternalKeyPropertiesCollector(
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bool backward_mode, uint64_t magic_number, bool sanitized,
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std::shared_ptr<TableFactory> table_factory) {
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InternalKey keys[] = {
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InternalKey("A ", 0, ValueType::kTypeValue),
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InternalKey("B ", 1, ValueType::kTypeValue),
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InternalKey("C ", 2, ValueType::kTypeValue),
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InternalKey("W ", 3, ValueType::kTypeDeletion),
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InternalKey("X ", 4, ValueType::kTypeDeletion),
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InternalKey("Y ", 5, ValueType::kTypeDeletion),
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InternalKey("Z ", 6, ValueType::kTypeDeletion),
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InternalKey("a ", 7, ValueType::kTypeSingleDeletion),
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InternalKey("b ", 8, ValueType::kTypeMerge),
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InternalKey("c ", 9, ValueType::kTypeMerge),
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};
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std::unique_ptr<TableBuilder> builder;
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std::unique_ptr<WritableFileWriter> writable;
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Options options;
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test::PlainInternalKeyComparator pikc(options.comparator);
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std::vector<std::unique_ptr<IntTblPropCollectorFactory>>
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int_tbl_prop_collector_factories;
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options.table_factory = table_factory;
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if (sanitized) {
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options.table_properties_collector_factories.emplace_back(
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new RegularKeysStartWithAFactory(backward_mode));
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// with sanitization, even regular properties collector will be able to
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// handle internal keys.
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auto comparator = options.comparator;
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// HACK: Set options.info_log to avoid writing log in
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// SanitizeOptions().
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options.info_log = std::make_shared<test::NullLogger>();
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options = SanitizeOptions("db", // just a place holder
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&pikc,
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options);
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GetIntTblPropCollectorFactory(options, &int_tbl_prop_collector_factories);
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options.comparator = comparator;
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} else {
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int_tbl_prop_collector_factories.emplace_back(
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new InternalKeyPropertiesCollectorFactory);
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}
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const ImmutableCFOptions ioptions(options);
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for (int iter = 0; iter < 2; ++iter) {
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MakeBuilder(options, ioptions, pikc, &int_tbl_prop_collector_factories,
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&writable, &builder);
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for (const auto& k : keys) {
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builder->Add(k.Encode(), "val");
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}
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ASSERT_OK(builder->Finish());
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writable->Flush();
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test::StringSink* fwf =
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static_cast<test::StringSink*>(writable->writable_file());
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unique_ptr<RandomAccessFileReader> reader(test::GetRandomAccessFileReader(
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new test::StringSource(fwf->contents())));
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TableProperties* props;
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Status s =
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ReadTableProperties(reader.get(), fwf->contents().size(), magic_number,
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ioptions, &props);
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ASSERT_OK(s);
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std::unique_ptr<TableProperties> props_guard(props);
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auto user_collected = props->user_collected_properties;
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uint64_t deleted = GetDeletedKeys(user_collected);
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ASSERT_EQ(5u, deleted); // deletes + single-deletes
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bool property_present;
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uint64_t merges = GetMergeOperands(user_collected, &property_present);
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ASSERT_TRUE(property_present);
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ASSERT_EQ(2u, merges);
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if (sanitized) {
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uint32_t starts_with_A = 0;
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ASSERT_NE(user_collected.find("Count"), user_collected.end());
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Slice key(user_collected.at("Count"));
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ASSERT_TRUE(GetVarint32(&key, &starts_with_A));
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ASSERT_EQ(1u, starts_with_A);
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if (!backward_mode) {
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uint32_t num_puts;
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ASSERT_NE(user_collected.find("NumPuts"), user_collected.end());
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Slice key_puts(user_collected.at("NumPuts"));
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ASSERT_TRUE(GetVarint32(&key_puts, &num_puts));
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ASSERT_EQ(3u, num_puts);
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uint32_t num_deletes;
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ASSERT_NE(user_collected.find("NumDeletes"), user_collected.end());
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Slice key_deletes(user_collected.at("NumDeletes"));
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ASSERT_TRUE(GetVarint32(&key_deletes, &num_deletes));
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ASSERT_EQ(4u, num_deletes);
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uint32_t num_single_deletes;
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ASSERT_NE(user_collected.find("NumSingleDeletes"),
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user_collected.end());
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Slice key_single_deletes(user_collected.at("NumSingleDeletes"));
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ASSERT_TRUE(GetVarint32(&key_single_deletes, &num_single_deletes));
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ASSERT_EQ(1u, num_single_deletes);
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}
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}
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}
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}
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} // namespace
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TEST_P(TablePropertiesTest, InternalKeyPropertiesCollector) {
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TestInternalKeyPropertiesCollector(
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backward_mode_, kBlockBasedTableMagicNumber, true /* sanitize */,
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std::make_shared<BlockBasedTableFactory>());
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if (backward_mode_) {
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TestInternalKeyPropertiesCollector(
|
|
backward_mode_, kBlockBasedTableMagicNumber, false /* not sanitize */,
|
|
std::make_shared<BlockBasedTableFactory>());
|
|
}
|
|
|
|
#ifndef ROCKSDB_LITE // PlainTable is not supported in Lite
|
|
PlainTableOptions plain_table_options;
|
|
plain_table_options.user_key_len = 8;
|
|
plain_table_options.bloom_bits_per_key = 8;
|
|
plain_table_options.hash_table_ratio = 0;
|
|
|
|
TestInternalKeyPropertiesCollector(
|
|
backward_mode_, kPlainTableMagicNumber, false /* not sanitize */,
|
|
std::make_shared<PlainTableFactory>(plain_table_options));
|
|
#endif // !ROCKSDB_LITE
|
|
}
|
|
|
|
INSTANTIATE_TEST_CASE_P(InternalKeyPropertiesCollector, TablePropertiesTest,
|
|
::testing::Bool());
|
|
|
|
INSTANTIATE_TEST_CASE_P(CustomizedTablePropertiesCollector, TablePropertiesTest,
|
|
::testing::Bool());
|
|
|
|
} // namespace rocksdb
|
|
|
|
int main(int argc, char** argv) {
|
|
::testing::InitGoogleTest(&argc, argv);
|
|
return RUN_ALL_TESTS();
|
|
}
|
|
|