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rocksdb/db/version_builder_test.cc
Andrew Kryczka a96461d169 fix swallowed error for file deletion consistency check (#6809) 
Summary: Pull Request resolved: https://github.com/facebook/rocksdb/pull/6809

Reviewed By: pdillinger

Differential Revision: D21411971

Pulled By: ajkr

fbshipit-source-id: 900b6b0370b76e9a3e5e03f968e2ac1bbaab73b8
2020-05-05 14:54:21 -07:00

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// 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).
#include <cstring>
#include <memory>
#include <string>
#include "db/version_edit.h"
#include "db/version_set.h"
#include "logging/logging.h"
#include "test_util/testharness.h"
#include "test_util/testutil.h"
#include "util/string_util.h"
namespace ROCKSDB_NAMESPACE {
class VersionBuilderTest : public testing::Test {
public:
const Comparator* ucmp_;
InternalKeyComparator icmp_;
Options options_;
ImmutableCFOptions ioptions_;
MutableCFOptions mutable_cf_options_;
VersionStorageInfo vstorage_;
uint32_t file_num_;
CompactionOptionsFIFO fifo_options_;
std::vector<uint64_t> size_being_compacted_;
VersionBuilderTest()
: ucmp_(BytewiseComparator()),
icmp_(ucmp_),
ioptions_(options_),
mutable_cf_options_(options_),
vstorage_(&icmp_, ucmp_, options_.num_levels, kCompactionStyleLevel,
nullptr, false),
file_num_(1) {
mutable_cf_options_.RefreshDerivedOptions(ioptions_);
size_being_compacted_.resize(options_.num_levels);
}
~VersionBuilderTest() override {
for (int i = 0; i < vstorage_.num_levels(); i++) {
for (auto* f : vstorage_.LevelFiles(i)) {
if (--f->refs == 0) {
delete f;
}
}
}
}
InternalKey GetInternalKey(const char* ukey,
SequenceNumber smallest_seq = 100) {
return InternalKey(ukey, smallest_seq, kTypeValue);
}
void Add(int level, uint32_t file_number, const char* smallest,
const char* largest, uint64_t file_size = 0, uint32_t path_id = 0,
SequenceNumber smallest_seq = 100, SequenceNumber largest_seq = 100,
uint64_t num_entries = 0, uint64_t num_deletions = 0,
bool sampled = false, SequenceNumber smallest_seqno = 0,
SequenceNumber largest_seqno = 0,
uint64_t oldest_blob_file_number = kInvalidBlobFileNumber) {
assert(level < vstorage_.num_levels());
FileMetaData* f = new FileMetaData(
file_number, path_id, file_size, GetInternalKey(smallest, smallest_seq),
GetInternalKey(largest, largest_seq), smallest_seqno, largest_seqno,
/* marked_for_compact */ false, oldest_blob_file_number,
kUnknownOldestAncesterTime, kUnknownFileCreationTime,
kUnknownFileChecksum, kUnknownFileChecksumFuncName);
f->compensated_file_size = file_size;
f->num_entries = num_entries;
f->num_deletions = num_deletions;
vstorage_.AddFile(level, f);
if (sampled) {
f->init_stats_from_file = true;
vstorage_.UpdateAccumulatedStats(f);
}
}
void AddBlob(uint64_t blob_file_number, uint64_t total_blob_count,
uint64_t total_blob_bytes, std::string checksum_method,
std::string checksum_value, uint64_t garbage_blob_count,
uint64_t garbage_blob_bytes) {
auto shared_meta = SharedBlobFileMetaData::Create(
blob_file_number, total_blob_count, total_blob_bytes,
std::move(checksum_method), std::move(checksum_value));
auto meta = BlobFileMetaData::Create(
std::move(shared_meta), garbage_blob_count, garbage_blob_bytes);
vstorage_.AddBlobFile(std::move(meta));
}
static std::shared_ptr<BlobFileMetaData> GetBlobFileMetaData(
const VersionStorageInfo::BlobFiles& blob_files,
uint64_t blob_file_number) {
const auto it = blob_files.find(blob_file_number);
if (it == blob_files.end()) {
return std::shared_ptr<BlobFileMetaData>();
}
const auto& meta = it->second;
assert(meta);
return meta;
}
void UpdateVersionStorageInfo() {
vstorage_.UpdateFilesByCompactionPri(ioptions_.compaction_pri);
vstorage_.UpdateNumNonEmptyLevels();
vstorage_.GenerateFileIndexer();
vstorage_.GenerateLevelFilesBrief();
vstorage_.CalculateBaseBytes(ioptions_, mutable_cf_options_);
vstorage_.GenerateLevel0NonOverlapping();
vstorage_.SetFinalized();
}
};
void UnrefFilesInVersion(VersionStorageInfo* new_vstorage) {
for (int i = 0; i < new_vstorage->num_levels(); i++) {
for (auto* f : new_vstorage->LevelFiles(i)) {
if (--f->refs == 0) {
delete f;
}
}
}
}
TEST_F(VersionBuilderTest, ApplyAndSaveTo) {
Add(0, 1U, "150", "200", 100U);
Add(1, 66U, "150", "200", 100U);
Add(1, 88U, "201", "300", 100U);
Add(2, 6U, "150", "179", 100U);
Add(2, 7U, "180", "220", 100U);
Add(2, 8U, "221", "300", 100U);
Add(3, 26U, "150", "170", 100U);
Add(3, 27U, "171", "179", 100U);
Add(3, 28U, "191", "220", 100U);
Add(3, 29U, "221", "300", 100U);
UpdateVersionStorageInfo();
VersionEdit version_edit;
version_edit.AddFile(2, 666, 0, 100U, GetInternalKey("301"),
GetInternalKey("350"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_edit.DeleteFile(3, 27U);
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder version_builder(env_options, &ioptions_, table_cache,
&vstorage_, version_set);
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, nullptr, false);
version_builder.Apply(&version_edit);
version_builder.SaveTo(&new_vstorage);
ASSERT_EQ(400U, new_vstorage.NumLevelBytes(2));
ASSERT_EQ(300U, new_vstorage.NumLevelBytes(3));
UnrefFilesInVersion(&new_vstorage);
}
TEST_F(VersionBuilderTest, ApplyAndSaveToDynamic) {
ioptions_.level_compaction_dynamic_level_bytes = true;
Add(0, 1U, "150", "200", 100U, 0, 200U, 200U, 0, 0, false, 200U, 200U);
Add(0, 88U, "201", "300", 100U, 0, 100U, 100U, 0, 0, false, 100U, 100U);
Add(4, 6U, "150", "179", 100U);
Add(4, 7U, "180", "220", 100U);
Add(4, 8U, "221", "300", 100U);
Add(5, 26U, "150", "170", 100U);
Add(5, 27U, "171", "179", 100U);
UpdateVersionStorageInfo();
VersionEdit version_edit;
version_edit.AddFile(3, 666, 0, 100U, GetInternalKey("301"),
GetInternalKey("350"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_edit.DeleteFile(0, 1U);
version_edit.DeleteFile(0, 88U);
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder version_builder(env_options, &ioptions_, table_cache,
&vstorage_, version_set);
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, nullptr, false);
version_builder.Apply(&version_edit);
version_builder.SaveTo(&new_vstorage);
ASSERT_EQ(0U, new_vstorage.NumLevelBytes(0));
ASSERT_EQ(100U, new_vstorage.NumLevelBytes(3));
ASSERT_EQ(300U, new_vstorage.NumLevelBytes(4));
ASSERT_EQ(200U, new_vstorage.NumLevelBytes(5));
UnrefFilesInVersion(&new_vstorage);
}
TEST_F(VersionBuilderTest, ApplyAndSaveToDynamic2) {
ioptions_.level_compaction_dynamic_level_bytes = true;
Add(0, 1U, "150", "200", 100U, 0, 200U, 200U, 0, 0, false, 200U, 200U);
Add(0, 88U, "201", "300", 100U, 0, 100U, 100U, 0, 0, false, 100U, 100U);
Add(4, 6U, "150", "179", 100U);
Add(4, 7U, "180", "220", 100U);
Add(4, 8U, "221", "300", 100U);
Add(5, 26U, "150", "170", 100U);
Add(5, 27U, "171", "179", 100U);
UpdateVersionStorageInfo();
VersionEdit version_edit;
version_edit.AddFile(4, 666, 0, 100U, GetInternalKey("301"),
GetInternalKey("350"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_edit.DeleteFile(0, 1U);
version_edit.DeleteFile(0, 88U);
version_edit.DeleteFile(4, 6U);
version_edit.DeleteFile(4, 7U);
version_edit.DeleteFile(4, 8U);
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder version_builder(env_options, &ioptions_, table_cache,
&vstorage_, version_set);
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, nullptr, false);
version_builder.Apply(&version_edit);
version_builder.SaveTo(&new_vstorage);
ASSERT_EQ(0U, new_vstorage.NumLevelBytes(0));
ASSERT_EQ(100U, new_vstorage.NumLevelBytes(4));
ASSERT_EQ(200U, new_vstorage.NumLevelBytes(5));
UnrefFilesInVersion(&new_vstorage);
}
TEST_F(VersionBuilderTest, ApplyMultipleAndSaveTo) {
UpdateVersionStorageInfo();
VersionEdit version_edit;
version_edit.AddFile(2, 666, 0, 100U, GetInternalKey("301"),
GetInternalKey("350"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_edit.AddFile(2, 676, 0, 100U, GetInternalKey("401"),
GetInternalKey("450"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_edit.AddFile(2, 636, 0, 100U, GetInternalKey("601"),
GetInternalKey("650"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_edit.AddFile(2, 616, 0, 100U, GetInternalKey("501"),
GetInternalKey("550"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_edit.AddFile(2, 606, 0, 100U, GetInternalKey("701"),
GetInternalKey("750"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder version_builder(env_options, &ioptions_, table_cache,
&vstorage_, version_set);
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, nullptr, false);
version_builder.Apply(&version_edit);
version_builder.SaveTo(&new_vstorage);
ASSERT_EQ(500U, new_vstorage.NumLevelBytes(2));
UnrefFilesInVersion(&new_vstorage);
}
TEST_F(VersionBuilderTest, ApplyDeleteAndSaveTo) {
UpdateVersionStorageInfo();
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder version_builder(env_options, &ioptions_, table_cache,
&vstorage_, version_set);
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, nullptr, false);
VersionEdit version_edit;
version_edit.AddFile(2, 666, 0, 100U, GetInternalKey("301"),
GetInternalKey("350"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_edit.AddFile(2, 676, 0, 100U, GetInternalKey("401"),
GetInternalKey("450"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_edit.AddFile(2, 636, 0, 100U, GetInternalKey("601"),
GetInternalKey("650"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_edit.AddFile(2, 616, 0, 100U, GetInternalKey("501"),
GetInternalKey("550"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_edit.AddFile(2, 606, 0, 100U, GetInternalKey("701"),
GetInternalKey("750"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_builder.Apply(&version_edit);
VersionEdit version_edit2;
version_edit.AddFile(2, 808, 0, 100U, GetInternalKey("901"),
GetInternalKey("950"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_edit2.DeleteFile(2, 616);
version_edit2.DeleteFile(2, 636);
version_edit.AddFile(2, 806, 0, 100U, GetInternalKey("801"),
GetInternalKey("850"), 200, 200, false,
kInvalidBlobFileNumber, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
version_builder.Apply(&version_edit2);
version_builder.SaveTo(&new_vstorage);
ASSERT_EQ(300U, new_vstorage.NumLevelBytes(2));
UnrefFilesInVersion(&new_vstorage);
}
TEST_F(VersionBuilderTest, ApplyBlobFileAddition) {
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder builder(env_options, &ioptions_, table_cache, &vstorage_,
version_set);
VersionEdit edit;
constexpr uint64_t blob_file_number = 1234;
constexpr uint64_t total_blob_count = 5678;
constexpr uint64_t total_blob_bytes = 999999;
constexpr char checksum_method[] = "SHA1";
constexpr char checksum_value[] = "bdb7f34a59dfa1592ce7f52e99f98c570c525cbd";
edit.AddBlobFile(blob_file_number, total_blob_count, total_blob_bytes,
checksum_method, checksum_value);
ASSERT_OK(builder.Apply(&edit));
constexpr bool force_consistency_checks = false;
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, &vstorage_,
force_consistency_checks);
ASSERT_OK(builder.SaveTo(&new_vstorage));
const auto& new_blob_files = new_vstorage.GetBlobFiles();
ASSERT_EQ(new_blob_files.size(), 1);
const auto new_meta = GetBlobFileMetaData(new_blob_files, blob_file_number);
ASSERT_NE(new_meta, nullptr);
ASSERT_EQ(new_meta->GetBlobFileNumber(), blob_file_number);
ASSERT_EQ(new_meta->GetTotalBlobCount(), total_blob_count);
ASSERT_EQ(new_meta->GetTotalBlobBytes(), total_blob_bytes);
ASSERT_EQ(new_meta->GetChecksumMethod(), checksum_method);
ASSERT_EQ(new_meta->GetChecksumValue(), checksum_value);
ASSERT_EQ(new_meta->GetGarbageBlobCount(), 0);
ASSERT_EQ(new_meta->GetGarbageBlobBytes(), 0);
}
TEST_F(VersionBuilderTest, ApplyBlobFileAdditionAlreadyInBase) {
// Attempt to add a blob file that is already present in the base version.
constexpr uint64_t blob_file_number = 1234;
constexpr uint64_t total_blob_count = 5678;
constexpr uint64_t total_blob_bytes = 999999;
constexpr char checksum_method[] = "SHA1";
constexpr char checksum_value[] = "bdb7f34a59dfa1592ce7f52e99f98c570c525cbd";
constexpr uint64_t garbage_blob_count = 123;
constexpr uint64_t garbage_blob_bytes = 456789;
AddBlob(blob_file_number, total_blob_count, total_blob_bytes, checksum_method,
checksum_value, garbage_blob_count, garbage_blob_bytes);
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder builder(env_options, &ioptions_, table_cache, &vstorage_,
version_set);
VersionEdit edit;
edit.AddBlobFile(blob_file_number, total_blob_count, total_blob_bytes,
checksum_method, checksum_value);
const Status s = builder.Apply(&edit);
ASSERT_TRUE(s.IsCorruption());
ASSERT_TRUE(std::strstr(s.getState(), "Blob file #1234 already added"));
}
TEST_F(VersionBuilderTest, ApplyBlobFileAdditionAlreadyApplied) {
// Attempt to add the same blob file twice using version edits.
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder builder(env_options, &ioptions_, table_cache, &vstorage_,
version_set);
VersionEdit edit;
constexpr uint64_t blob_file_number = 1234;
constexpr uint64_t total_blob_count = 5678;
constexpr uint64_t total_blob_bytes = 999999;
constexpr char checksum_method[] = "SHA1";
constexpr char checksum_value[] = "bdb7f34a59dfa1592ce7f52e99f98c570c525cbd";
edit.AddBlobFile(blob_file_number, total_blob_count, total_blob_bytes,
checksum_method, checksum_value);
ASSERT_OK(builder.Apply(&edit));
const Status s = builder.Apply(&edit);
ASSERT_TRUE(s.IsCorruption());
ASSERT_TRUE(std::strstr(s.getState(), "Blob file #1234 already added"));
}
TEST_F(VersionBuilderTest, ApplyBlobFileGarbageFileInBase) {
// Increase the amount of garbage for a blob file present in the base version.
constexpr uint64_t blob_file_number = 1234;
constexpr uint64_t total_blob_count = 5678;
constexpr uint64_t total_blob_bytes = 999999;
constexpr char checksum_method[] = "SHA1";
constexpr char checksum_value[] = "bdb7f34a59dfa1592ce7f52e99f98c570c525cbd";
constexpr uint64_t garbage_blob_count = 123;
constexpr uint64_t garbage_blob_bytes = 456789;
AddBlob(blob_file_number, total_blob_count, total_blob_bytes, checksum_method,
checksum_value, garbage_blob_count, garbage_blob_bytes);
const auto meta =
GetBlobFileMetaData(vstorage_.GetBlobFiles(), blob_file_number);
ASSERT_NE(meta, nullptr);
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder builder(env_options, &ioptions_, table_cache, &vstorage_,
version_set);
VersionEdit edit;
constexpr uint64_t new_garbage_blob_count = 456;
constexpr uint64_t new_garbage_blob_bytes = 111111;
edit.AddBlobFileGarbage(blob_file_number, new_garbage_blob_count,
new_garbage_blob_bytes);
ASSERT_OK(builder.Apply(&edit));
constexpr bool force_consistency_checks = false;
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, &vstorage_,
force_consistency_checks);
ASSERT_OK(builder.SaveTo(&new_vstorage));
const auto& new_blob_files = new_vstorage.GetBlobFiles();
ASSERT_EQ(new_blob_files.size(), 1);
const auto new_meta = GetBlobFileMetaData(new_blob_files, blob_file_number);
ASSERT_NE(new_meta, nullptr);
ASSERT_EQ(new_meta->GetSharedMeta(), meta->GetSharedMeta());
ASSERT_EQ(new_meta->GetBlobFileNumber(), blob_file_number);
ASSERT_EQ(new_meta->GetTotalBlobCount(), total_blob_count);
ASSERT_EQ(new_meta->GetTotalBlobBytes(), total_blob_bytes);
ASSERT_EQ(new_meta->GetChecksumMethod(), checksum_method);
ASSERT_EQ(new_meta->GetChecksumValue(), checksum_value);
ASSERT_EQ(new_meta->GetGarbageBlobCount(),
garbage_blob_count + new_garbage_blob_count);
ASSERT_EQ(new_meta->GetGarbageBlobBytes(),
garbage_blob_bytes + new_garbage_blob_bytes);
}
TEST_F(VersionBuilderTest, ApplyBlobFileGarbageFileAdditionApplied) {
// Increase the amount of garbage for a blob file added using a version edit.
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder builder(env_options, &ioptions_, table_cache, &vstorage_,
version_set);
VersionEdit addition;
constexpr uint64_t blob_file_number = 1234;
constexpr uint64_t total_blob_count = 5678;
constexpr uint64_t total_blob_bytes = 999999;
constexpr char checksum_method[] = "SHA1";
constexpr char checksum_value[] = "bdb7f34a59dfa1592ce7f52e99f98c570c525cbd";
addition.AddBlobFile(blob_file_number, total_blob_count, total_blob_bytes,
checksum_method, checksum_value);
ASSERT_OK(builder.Apply(&addition));
constexpr uint64_t garbage_blob_count = 123;
constexpr uint64_t garbage_blob_bytes = 456789;
VersionEdit garbage;
garbage.AddBlobFileGarbage(blob_file_number, garbage_blob_count,
garbage_blob_bytes);
ASSERT_OK(builder.Apply(&garbage));
constexpr bool force_consistency_checks = false;
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, &vstorage_,
force_consistency_checks);
ASSERT_OK(builder.SaveTo(&new_vstorage));
const auto& new_blob_files = new_vstorage.GetBlobFiles();
ASSERT_EQ(new_blob_files.size(), 1);
const auto new_meta = GetBlobFileMetaData(new_blob_files, blob_file_number);
ASSERT_NE(new_meta, nullptr);
ASSERT_EQ(new_meta->GetBlobFileNumber(), blob_file_number);
ASSERT_EQ(new_meta->GetTotalBlobCount(), total_blob_count);
ASSERT_EQ(new_meta->GetTotalBlobBytes(), total_blob_bytes);
ASSERT_EQ(new_meta->GetChecksumMethod(), checksum_method);
ASSERT_EQ(new_meta->GetChecksumValue(), checksum_value);
ASSERT_EQ(new_meta->GetGarbageBlobCount(), garbage_blob_count);
ASSERT_EQ(new_meta->GetGarbageBlobBytes(), garbage_blob_bytes);
}
TEST_F(VersionBuilderTest, ApplyBlobFileGarbageFileNotFound) {
// Attempt to increase the amount of garbage for a blob file that is
// neither in the base version, nor was it added using a version edit.
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder builder(env_options, &ioptions_, table_cache, &vstorage_,
version_set);
VersionEdit edit;
constexpr uint64_t blob_file_number = 1234;
constexpr uint64_t garbage_blob_count = 5678;
constexpr uint64_t garbage_blob_bytes = 999999;
edit.AddBlobFileGarbage(blob_file_number, garbage_blob_count,
garbage_blob_bytes);
const Status s = builder.Apply(&edit);
ASSERT_TRUE(s.IsCorruption());
ASSERT_TRUE(std::strstr(s.getState(), "Blob file #1234 not found"));
}
TEST_F(VersionBuilderTest, SaveBlobFilesTo) {
// Add three blob files to base version.
for (uint64_t i = 1; i <= 3; ++i) {
const uint64_t blob_file_number = i;
const uint64_t total_blob_count = i * 1000;
const uint64_t total_blob_bytes = i * 1000000;
const uint64_t garbage_blob_count = i * 100;
const uint64_t garbage_blob_bytes = i * 20000;
AddBlob(blob_file_number, total_blob_count, total_blob_bytes,
/* checksum_method */ std::string(),
/* checksum_value */ std::string(), garbage_blob_count,
garbage_blob_bytes);
}
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder builder(env_options, &ioptions_, table_cache, &vstorage_,
version_set);
VersionEdit edit;
// Add some garbage to the second and third blob files. The second blob file
// remains valid since it does not consist entirely of garbage yet. The third
// blob file is all garbage after the edit and will not be part of the new
// version.
edit.AddBlobFileGarbage(/* blob_file_number */ 2,
/* garbage_blob_count */ 200,
/* garbage_blob_bytes */ 100000);
edit.AddBlobFileGarbage(/* blob_file_number */ 3,
/* garbage_blob_count */ 2700,
/* garbage_blob_bytes */ 2940000);
// Add a fourth blob file.
edit.AddBlobFile(/* blob_file_number */ 4, /* total_blob_count */ 4000,
/* total_blob_bytes */ 4000000,
/* checksum_method */ std::string(),
/* checksum_value */ std::string());
ASSERT_OK(builder.Apply(&edit));
constexpr bool force_consistency_checks = false;
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, &vstorage_,
force_consistency_checks);
ASSERT_OK(builder.SaveTo(&new_vstorage));
const auto& new_blob_files = new_vstorage.GetBlobFiles();
ASSERT_EQ(new_blob_files.size(), 3);
const auto meta1 = GetBlobFileMetaData(new_blob_files, 1);
ASSERT_NE(meta1, nullptr);
ASSERT_EQ(meta1->GetBlobFileNumber(), 1);
ASSERT_EQ(meta1->GetTotalBlobCount(), 1000);
ASSERT_EQ(meta1->GetTotalBlobBytes(), 1000000);
ASSERT_EQ(meta1->GetGarbageBlobCount(), 100);
ASSERT_EQ(meta1->GetGarbageBlobBytes(), 20000);
const auto meta2 = GetBlobFileMetaData(new_blob_files, 2);
ASSERT_NE(meta2, nullptr);
ASSERT_EQ(meta2->GetBlobFileNumber(), 2);
ASSERT_EQ(meta2->GetTotalBlobCount(), 2000);
ASSERT_EQ(meta2->GetTotalBlobBytes(), 2000000);
ASSERT_EQ(meta2->GetGarbageBlobCount(), 400);
ASSERT_EQ(meta2->GetGarbageBlobBytes(), 140000);
const auto meta4 = GetBlobFileMetaData(new_blob_files, 4);
ASSERT_NE(meta4, nullptr);
ASSERT_EQ(meta4->GetBlobFileNumber(), 4);
ASSERT_EQ(meta4->GetTotalBlobCount(), 4000);
ASSERT_EQ(meta4->GetTotalBlobBytes(), 4000000);
ASSERT_EQ(meta4->GetGarbageBlobCount(), 0);
ASSERT_EQ(meta4->GetGarbageBlobBytes(), 0);
}
TEST_F(VersionBuilderTest, CheckConsistencyForBlobFiles) {
// Initialize base version. The first table file points to a valid blob file
// in this version; the second one does not refer to any blob files.
Add(/* level */ 1, /* file_number */ 1, /* smallest */ "150",
/* largest */ "200", /* file_size */ 100,
/* path_id */ 0, /* smallest_seq */ 100, /* largest_seq */ 100,
/* num_entries */ 0, /* num_deletions */ 0,
/* sampled */ false, /* smallest_seqno */ 100, /* largest_seqno */ 100,
/* oldest_blob_file_number */ 16);
Add(/* level */ 1, /* file_number */ 23, /* smallest */ "201",
/* largest */ "300", /* file_size */ 100,
/* path_id */ 0, /* smallest_seq */ 200, /* largest_seq */ 200,
/* num_entries */ 0, /* num_deletions */ 0,
/* sampled */ false, /* smallest_seqno */ 200, /* largest_seqno */ 200,
kInvalidBlobFileNumber);
AddBlob(/* blob_file_number */ 16, /* total_blob_count */ 1000,
/* total_blob_bytes */ 1000000,
/* checksum_method */ std::string(),
/* checksum_value */ std::string(),
/* garbage_blob_count */ 500, /* garbage_blob_bytes */ 300000);
UpdateVersionStorageInfo();
// Add a new table file that points to the existing blob file, and add a
// new table file--blob file pair.
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder builder(env_options, &ioptions_, table_cache, &vstorage_,
version_set);
VersionEdit edit;
edit.AddFile(/* level */ 1, /* file_number */ 606, /* path_id */ 0,
/* file_size */ 100, /* smallest */ GetInternalKey("701"),
/* largest */ GetInternalKey("750"), /* smallest_seqno */ 200,
/* largest_seqno */ 200, /* marked_for_compaction */ false,
/* oldest_blob_file_number */ 16, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
edit.AddFile(/* level */ 1, /* file_number */ 700, /* path_id */ 0,
/* file_size */ 100, /* smallest */ GetInternalKey("801"),
/* largest */ GetInternalKey("850"), /* smallest_seqno */ 200,
/* largest_seqno */ 200, /* marked_for_compaction */ false,
/* oldest_blob_file_number */ 1000, kUnknownOldestAncesterTime,
kUnknownFileCreationTime, kUnknownFileChecksum,
kUnknownFileChecksumFuncName);
edit.AddBlobFile(/* blob_file_number */ 1000, /* total_blob_count */ 2000,
/* total_blob_bytes */ 200000,
/* checksum_method */ std::string(),
/* checksum_value */ std::string());
ASSERT_OK(builder.Apply(&edit));
// Save to a new version in order to trigger consistency checks.
constexpr bool force_consistency_checks = true;
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, &vstorage_,
force_consistency_checks);
ASSERT_OK(builder.SaveTo(&new_vstorage));
UnrefFilesInVersion(&new_vstorage);
}
TEST_F(VersionBuilderTest, CheckConsistencyForBlobFilesNotInVersion) {
// Initialize base version. The table file points to a blob file that is
// not in this version.
Add(/* level */ 1, /* file_number */ 1, /* smallest */ "150",
/* largest */ "200", /* file_size */ 100,
/* path_id */ 0, /* smallest_seq */ 100, /* largest_seq */ 100,
/* num_entries */ 0, /* num_deletions */ 0,
/* sampled */ false, /* smallest_seqno */ 100, /* largest_seqno */ 100,
/* oldest_blob_file_number */ 256);
AddBlob(/* blob_file_number */ 16, /* total_blob_count */ 1000,
/* total_blob_bytes */ 1000000,
/* checksum_method */ std::string(),
/* checksum_value */ std::string(),
/* garbage_blob_count */ 500, /* garbage_blob_bytes */ 300000);
UpdateVersionStorageInfo();
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder builder(env_options, &ioptions_, table_cache, &vstorage_,
version_set);
// Save to a new version in order to trigger consistency checks.
constexpr bool force_consistency_checks = true;
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, &vstorage_,
force_consistency_checks);
const Status s = builder.SaveTo(&new_vstorage);
ASSERT_TRUE(s.IsCorruption());
ASSERT_TRUE(
std::strstr(s.getState(), "Blob file #256 is not part of this version"));
UnrefFilesInVersion(&new_vstorage);
}
TEST_F(VersionBuilderTest, CheckConsistencyForBlobFilesAllGarbage) {
// Initialize base version. The table file points to a blob file that is
// all garbage.
Add(/* level */ 1, /* file_number */ 1, /* smallest */ "150",
/* largest */ "200", /* file_size */ 100,
/* path_id */ 0, /* smallest_seq */ 100, /* largest_seq */ 100,
/* num_entries */ 0, /* num_deletions */ 0,
/* sampled */ false, /* smallest_seqno */ 100, /* largest_seqno */ 100,
/* oldest_blob_file_number */ 16);
AddBlob(/* blob_file_number */ 16, /* total_blob_count */ 1000,
/* total_blob_bytes */ 1000000,
/* checksum_method */ std::string(),
/* checksum_value */ std::string(),
/* garbage_blob_count */ 1000, /* garbage_blob_bytes */ 1000000);
UpdateVersionStorageInfo();
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder builder(env_options, &ioptions_, table_cache, &vstorage_,
version_set);
// Save to a new version in order to trigger consistency checks.
constexpr bool force_consistency_checks = true;
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, &vstorage_,
force_consistency_checks);
const Status s = builder.SaveTo(&new_vstorage);
ASSERT_TRUE(s.IsCorruption());
ASSERT_TRUE(
std::strstr(s.getState(), "Blob file #16 consists entirely of garbage"));
UnrefFilesInVersion(&new_vstorage);
}
TEST_F(VersionBuilderTest, CheckConsistencyForFileDeletedTwice) {
Add(0, 1U, "150", "200", 100U);
UpdateVersionStorageInfo();
VersionEdit version_edit;
version_edit.DeleteFile(0, 1U);
EnvOptions env_options;
constexpr TableCache* table_cache = nullptr;
constexpr VersionSet* version_set = nullptr;
VersionBuilder version_builder(env_options, &ioptions_, table_cache,
&vstorage_, version_set);
VersionStorageInfo new_vstorage(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, nullptr,
true /* force_consistency_checks */);
ASSERT_OK(version_builder.Apply(&version_edit));
ASSERT_OK(version_builder.SaveTo(&new_vstorage));
VersionBuilder version_builder2(env_options, &ioptions_, table_cache,
&new_vstorage, version_set);
VersionStorageInfo new_vstorage2(&icmp_, ucmp_, options_.num_levels,
kCompactionStyleLevel, nullptr,
true /* force_consistency_checks */);
ASSERT_NOK(version_builder2.Apply(&version_edit));
UnrefFilesInVersion(&new_vstorage);
UnrefFilesInVersion(&new_vstorage2);
}
TEST_F(VersionBuilderTest, EstimatedActiveKeys) {
const uint32_t kTotalSamples = 20;
const uint32_t kNumLevels = 5;
const uint32_t kFilesPerLevel = 8;
const uint32_t kNumFiles = kNumLevels * kFilesPerLevel;
const uint32_t kEntriesPerFile = 1000;
const uint32_t kDeletionsPerFile = 100;
for (uint32_t i = 0; i < kNumFiles; ++i) {
Add(static_cast<int>(i / kFilesPerLevel), i + 1,
ToString((i + 100) * 1000).c_str(),
ToString((i + 100) * 1000 + 999).c_str(),
100U, 0, 100, 100,
kEntriesPerFile, kDeletionsPerFile,
(i < kTotalSamples));
}
// minus 2X for the number of deletion entries because:
// 1x for deletion entry does not count as a data entry.
// 1x for each deletion entry will actually remove one data entry.
ASSERT_EQ(vstorage_.GetEstimatedActiveKeys(),
(kEntriesPerFile - 2 * kDeletionsPerFile) * kNumFiles);
}
} // namespace ROCKSDB_NAMESPACE
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}
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