fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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938 lines
37 KiB
938 lines
37 KiB
// 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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#include <functional>
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#include "db/db_test_util.h"
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#include "port/port.h"
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#include "port/stack_trace.h"
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#include "rocksdb/sst_file_writer.h"
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#include "test_util/testutil.h"
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namespace rocksdb {
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#ifndef ROCKSDB_LITE
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class ExternalSSTFileBasicTest
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: public DBTestBase,
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public ::testing::WithParamInterface<std::tuple<bool, bool>> {
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public:
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ExternalSSTFileBasicTest() : DBTestBase("/external_sst_file_basic_test") {
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sst_files_dir_ = dbname_ + "/sst_files/";
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DestroyAndRecreateExternalSSTFilesDir();
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}
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void DestroyAndRecreateExternalSSTFilesDir() {
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test::DestroyDir(env_, sst_files_dir_);
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env_->CreateDir(sst_files_dir_);
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}
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Status DeprecatedAddFile(const std::vector<std::string>& files,
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bool move_files = false,
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bool skip_snapshot_check = false) {
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IngestExternalFileOptions opts;
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opts.move_files = move_files;
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opts.snapshot_consistency = !skip_snapshot_check;
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opts.allow_global_seqno = false;
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opts.allow_blocking_flush = false;
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return db_->IngestExternalFile(files, opts);
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}
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Status GenerateAndAddExternalFile(
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const Options options, std::vector<int> keys,
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const std::vector<ValueType>& value_types,
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std::vector<std::pair<int, int>> range_deletions, int file_id,
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bool write_global_seqno, bool verify_checksums_before_ingest,
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std::map<std::string, std::string>* true_data) {
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assert(value_types.size() == 1 || keys.size() == value_types.size());
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std::string file_path = sst_files_dir_ + ToString(file_id);
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SstFileWriter sst_file_writer(EnvOptions(), options);
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Status s = sst_file_writer.Open(file_path);
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if (!s.ok()) {
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return s;
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}
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for (size_t i = 0; i < range_deletions.size(); i++) {
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// Account for the effect of range deletions on true_data before
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// all point operators, even though sst_file_writer.DeleteRange
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// must be called before other sst_file_writer methods. This is
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// because point writes take precedence over range deletions
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// in the same ingested sst.
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std::string start_key = Key(range_deletions[i].first);
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std::string end_key = Key(range_deletions[i].second);
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s = sst_file_writer.DeleteRange(start_key, end_key);
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if (!s.ok()) {
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sst_file_writer.Finish();
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return s;
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}
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auto start_key_it = true_data->find(start_key);
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if (start_key_it == true_data->end()) {
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start_key_it = true_data->upper_bound(start_key);
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}
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auto end_key_it = true_data->find(end_key);
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if (end_key_it == true_data->end()) {
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end_key_it = true_data->upper_bound(end_key);
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}
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true_data->erase(start_key_it, end_key_it);
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}
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for (size_t i = 0; i < keys.size(); i++) {
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std::string key = Key(keys[i]);
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std::string value = Key(keys[i]) + ToString(file_id);
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ValueType value_type =
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(value_types.size() == 1 ? value_types[0] : value_types[i]);
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switch (value_type) {
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case ValueType::kTypeValue:
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s = sst_file_writer.Put(key, value);
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(*true_data)[key] = value;
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break;
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case ValueType::kTypeMerge:
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s = sst_file_writer.Merge(key, value);
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// we only use TestPutOperator in this test
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(*true_data)[key] = value;
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break;
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case ValueType::kTypeDeletion:
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s = sst_file_writer.Delete(key);
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true_data->erase(key);
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break;
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default:
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return Status::InvalidArgument("Value type is not supported");
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}
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if (!s.ok()) {
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sst_file_writer.Finish();
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return s;
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}
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}
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s = sst_file_writer.Finish();
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if (s.ok()) {
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IngestExternalFileOptions ifo;
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ifo.allow_global_seqno = true;
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ifo.write_global_seqno = write_global_seqno;
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ifo.verify_checksums_before_ingest = verify_checksums_before_ingest;
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s = db_->IngestExternalFile({file_path}, ifo);
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}
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return s;
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}
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Status GenerateAndAddExternalFile(
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const Options options, std::vector<int> keys,
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const std::vector<ValueType>& value_types, int file_id,
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bool write_global_seqno, bool verify_checksums_before_ingest,
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std::map<std::string, std::string>* true_data) {
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return GenerateAndAddExternalFile(
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options, keys, value_types, {}, file_id, write_global_seqno,
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verify_checksums_before_ingest, true_data);
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}
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Status GenerateAndAddExternalFile(
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const Options options, std::vector<int> keys, const ValueType value_type,
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int file_id, bool write_global_seqno, bool verify_checksums_before_ingest,
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std::map<std::string, std::string>* true_data) {
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return GenerateAndAddExternalFile(
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options, keys, std::vector<ValueType>(1, value_type), file_id,
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write_global_seqno, verify_checksums_before_ingest, true_data);
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}
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~ExternalSSTFileBasicTest() override {
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test::DestroyDir(env_, sst_files_dir_);
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}
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protected:
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std::string sst_files_dir_;
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};
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TEST_F(ExternalSSTFileBasicTest, Basic) {
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Options options = CurrentOptions();
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SstFileWriter sst_file_writer(EnvOptions(), options);
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// Current file size should be 0 after sst_file_writer init and before open a
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// file.
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ASSERT_EQ(sst_file_writer.FileSize(), 0);
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// file1.sst (0 => 99)
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std::string file1 = sst_files_dir_ + "file1.sst";
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ASSERT_OK(sst_file_writer.Open(file1));
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for (int k = 0; k < 100; k++) {
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ASSERT_OK(sst_file_writer.Put(Key(k), Key(k) + "_val"));
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}
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ExternalSstFileInfo file1_info;
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Status s = sst_file_writer.Finish(&file1_info);
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ASSERT_TRUE(s.ok()) << s.ToString();
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// Current file size should be non-zero after success write.
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ASSERT_GT(sst_file_writer.FileSize(), 0);
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ASSERT_EQ(file1_info.file_path, file1);
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ASSERT_EQ(file1_info.num_entries, 100);
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ASSERT_EQ(file1_info.smallest_key, Key(0));
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ASSERT_EQ(file1_info.largest_key, Key(99));
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ASSERT_EQ(file1_info.num_range_del_entries, 0);
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ASSERT_EQ(file1_info.smallest_range_del_key, "");
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ASSERT_EQ(file1_info.largest_range_del_key, "");
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// sst_file_writer already finished, cannot add this value
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s = sst_file_writer.Put(Key(100), "bad_val");
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ASSERT_FALSE(s.ok()) << s.ToString();
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s = sst_file_writer.DeleteRange(Key(100), Key(200));
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ASSERT_FALSE(s.ok()) << s.ToString();
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DestroyAndReopen(options);
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// Add file using file path
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s = DeprecatedAddFile({file1});
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ASSERT_TRUE(s.ok()) << s.ToString();
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ASSERT_EQ(db_->GetLatestSequenceNumber(), 0U);
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for (int k = 0; k < 100; k++) {
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ASSERT_EQ(Get(Key(k)), Key(k) + "_val");
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}
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DestroyAndRecreateExternalSSTFilesDir();
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}
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TEST_F(ExternalSSTFileBasicTest, NoCopy) {
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Options options = CurrentOptions();
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const ImmutableCFOptions ioptions(options);
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SstFileWriter sst_file_writer(EnvOptions(), options);
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// file1.sst (0 => 99)
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std::string file1 = sst_files_dir_ + "file1.sst";
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ASSERT_OK(sst_file_writer.Open(file1));
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for (int k = 0; k < 100; k++) {
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ASSERT_OK(sst_file_writer.Put(Key(k), Key(k) + "_val"));
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}
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ExternalSstFileInfo file1_info;
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Status s = sst_file_writer.Finish(&file1_info);
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ASSERT_TRUE(s.ok()) << s.ToString();
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ASSERT_EQ(file1_info.file_path, file1);
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ASSERT_EQ(file1_info.num_entries, 100);
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ASSERT_EQ(file1_info.smallest_key, Key(0));
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ASSERT_EQ(file1_info.largest_key, Key(99));
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// file2.sst (100 => 299)
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std::string file2 = sst_files_dir_ + "file2.sst";
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ASSERT_OK(sst_file_writer.Open(file2));
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for (int k = 100; k < 300; k++) {
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ASSERT_OK(sst_file_writer.Put(Key(k), Key(k) + "_val"));
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}
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ExternalSstFileInfo file2_info;
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s = sst_file_writer.Finish(&file2_info);
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ASSERT_TRUE(s.ok()) << s.ToString();
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ASSERT_EQ(file2_info.file_path, file2);
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ASSERT_EQ(file2_info.num_entries, 200);
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ASSERT_EQ(file2_info.smallest_key, Key(100));
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ASSERT_EQ(file2_info.largest_key, Key(299));
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// file3.sst (110 => 124) .. overlap with file2.sst
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std::string file3 = sst_files_dir_ + "file3.sst";
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ASSERT_OK(sst_file_writer.Open(file3));
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for (int k = 110; k < 125; k++) {
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ASSERT_OK(sst_file_writer.Put(Key(k), Key(k) + "_val_overlap"));
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}
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ExternalSstFileInfo file3_info;
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s = sst_file_writer.Finish(&file3_info);
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ASSERT_TRUE(s.ok()) << s.ToString();
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ASSERT_EQ(file3_info.file_path, file3);
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ASSERT_EQ(file3_info.num_entries, 15);
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ASSERT_EQ(file3_info.smallest_key, Key(110));
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ASSERT_EQ(file3_info.largest_key, Key(124));
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s = DeprecatedAddFile({file1}, true /* move file */);
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ASSERT_TRUE(s.ok()) << s.ToString();
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ASSERT_EQ(Status::NotFound(), env_->FileExists(file1));
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s = DeprecatedAddFile({file2}, false /* copy file */);
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ASSERT_TRUE(s.ok()) << s.ToString();
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ASSERT_OK(env_->FileExists(file2));
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// This file has overlapping values with the existing data
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s = DeprecatedAddFile({file3}, true /* move file */);
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ASSERT_FALSE(s.ok()) << s.ToString();
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ASSERT_OK(env_->FileExists(file3));
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for (int k = 0; k < 300; k++) {
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ASSERT_EQ(Get(Key(k)), Key(k) + "_val");
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}
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}
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TEST_P(ExternalSSTFileBasicTest, IngestFileWithGlobalSeqnoPickedSeqno) {
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bool write_global_seqno = std::get<0>(GetParam());
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bool verify_checksums_before_ingest = std::get<1>(GetParam());
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do {
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Options options = CurrentOptions();
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DestroyAndReopen(options);
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std::map<std::string, std::string> true_data;
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int file_id = 1;
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {1, 2, 3, 4, 5, 6}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File doesn't overwrite any keys, no seqno needed
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 0);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {10, 11, 12, 13}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File doesn't overwrite any keys, no seqno needed
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 0);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {1, 4, 6}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File overwrites some keys, a seqno will be assigned
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 1);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {11, 15, 19}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File overwrites some keys, a seqno will be assigned
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 2);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {120, 130}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File doesn't overwrite any keys, no seqno needed
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 2);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {1, 130}, ValueType::kTypeValue, file_id++, write_global_seqno,
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verify_checksums_before_ingest, &true_data));
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// File overwrites some keys, a seqno will be assigned
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 3);
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// Write some keys through normal write path
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for (int i = 0; i < 50; i++) {
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ASSERT_OK(Put(Key(i), "memtable"));
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true_data[Key(i)] = "memtable";
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}
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SequenceNumber last_seqno = dbfull()->GetLatestSequenceNumber();
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {60, 61, 62}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File doesn't overwrite any keys, no seqno needed
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {40, 41, 42}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File overwrites some keys, a seqno will be assigned
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 1);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {20, 30, 40}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File overwrites some keys, a seqno will be assigned
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 2);
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const Snapshot* snapshot = db_->GetSnapshot();
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// We will need a seqno for the file regardless if the file overwrite
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// keys in the DB or not because we have a snapshot
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {1000, 1002}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// A global seqno will be assigned anyway because of the snapshot
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 3);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {2000, 3002}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// A global seqno will be assigned anyway because of the snapshot
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 4);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {1, 20, 40, 100, 150}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// A global seqno will be assigned anyway because of the snapshot
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 5);
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db_->ReleaseSnapshot(snapshot);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {5000, 5001}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// No snapshot anymore, no need to assign a seqno
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 5);
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size_t kcnt = 0;
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VerifyDBFromMap(true_data, &kcnt, false);
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} while (ChangeOptionsForFileIngestionTest());
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}
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TEST_P(ExternalSSTFileBasicTest, IngestFileWithMultipleValueType) {
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bool write_global_seqno = std::get<0>(GetParam());
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bool verify_checksums_before_ingest = std::get<1>(GetParam());
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do {
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Options options = CurrentOptions();
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options.merge_operator.reset(new TestPutOperator());
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DestroyAndReopen(options);
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std::map<std::string, std::string> true_data;
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int file_id = 1;
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {1, 2, 3, 4, 5, 6}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File doesn't overwrite any keys, no seqno needed
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 0);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {10, 11, 12, 13}, ValueType::kTypeValue, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File doesn't overwrite any keys, no seqno needed
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 0);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {1, 4, 6}, ValueType::kTypeMerge, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File overwrites some keys, a seqno will be assigned
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 1);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {11, 15, 19}, ValueType::kTypeDeletion, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File overwrites some keys, a seqno will be assigned
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 2);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {120, 130}, ValueType::kTypeMerge, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File doesn't overwrite any keys, no seqno needed
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 2);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {1, 130}, ValueType::kTypeDeletion, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File overwrites some keys, a seqno will be assigned
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 3);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {120}, {ValueType::kTypeValue}, {{120, 135}}, file_id++,
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write_global_seqno, verify_checksums_before_ingest, &true_data));
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// File overwrites some keys, a seqno will be assigned
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ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 4);
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ASSERT_OK(GenerateAndAddExternalFile(
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options, {}, {}, {{110, 120}}, file_id++, write_global_seqno,
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verify_checksums_before_ingest, &true_data));
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// The range deletion ends on a key, but it doesn't actually delete
|
|
// this key because the largest key in the range is exclusive. Still,
|
|
// it counts as an overlap so a new seqno will be assigned.
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 5);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {}, {}, {{100, 109}}, file_id++, write_global_seqno,
|
|
verify_checksums_before_ingest, &true_data));
|
|
// File doesn't overwrite any keys, no seqno needed
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 5);
|
|
|
|
// Write some keys through normal write path
|
|
for (int i = 0; i < 50; i++) {
|
|
ASSERT_OK(Put(Key(i), "memtable"));
|
|
true_data[Key(i)] = "memtable";
|
|
}
|
|
SequenceNumber last_seqno = dbfull()->GetLatestSequenceNumber();
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {60, 61, 62}, ValueType::kTypeValue, file_id++,
|
|
write_global_seqno, verify_checksums_before_ingest, &true_data));
|
|
// File doesn't overwrite any keys, no seqno needed
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {40, 41, 42}, ValueType::kTypeMerge, file_id++,
|
|
write_global_seqno, verify_checksums_before_ingest, &true_data));
|
|
// File overwrites some keys, a seqno will be assigned
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 1);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {20, 30, 40}, ValueType::kTypeDeletion, file_id++,
|
|
write_global_seqno, verify_checksums_before_ingest, &true_data));
|
|
// File overwrites some keys, a seqno will be assigned
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 2);
|
|
|
|
const Snapshot* snapshot = db_->GetSnapshot();
|
|
|
|
// We will need a seqno for the file regardless if the file overwrite
|
|
// keys in the DB or not because we have a snapshot
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {1000, 1002}, ValueType::kTypeMerge, file_id++,
|
|
write_global_seqno, verify_checksums_before_ingest, &true_data));
|
|
// A global seqno will be assigned anyway because of the snapshot
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 3);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {2000, 3002}, ValueType::kTypeMerge, file_id++,
|
|
write_global_seqno, verify_checksums_before_ingest, &true_data));
|
|
// A global seqno will be assigned anyway because of the snapshot
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 4);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {1, 20, 40, 100, 150}, ValueType::kTypeMerge, file_id++,
|
|
write_global_seqno, verify_checksums_before_ingest, &true_data));
|
|
// A global seqno will be assigned anyway because of the snapshot
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 5);
|
|
|
|
db_->ReleaseSnapshot(snapshot);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {5000, 5001}, ValueType::kTypeValue, file_id++,
|
|
write_global_seqno, verify_checksums_before_ingest, &true_data));
|
|
// No snapshot anymore, no need to assign a seqno
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 5);
|
|
|
|
size_t kcnt = 0;
|
|
VerifyDBFromMap(true_data, &kcnt, false);
|
|
} while (ChangeOptionsForFileIngestionTest());
|
|
}
|
|
|
|
TEST_P(ExternalSSTFileBasicTest, IngestFileWithMixedValueType) {
|
|
bool write_global_seqno = std::get<0>(GetParam());
|
|
bool verify_checksums_before_ingest = std::get<1>(GetParam());
|
|
do {
|
|
Options options = CurrentOptions();
|
|
options.merge_operator.reset(new TestPutOperator());
|
|
DestroyAndReopen(options);
|
|
std::map<std::string, std::string> true_data;
|
|
|
|
int file_id = 1;
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {1, 2, 3, 4, 5, 6},
|
|
{ValueType::kTypeValue, ValueType::kTypeMerge, ValueType::kTypeValue,
|
|
ValueType::kTypeMerge, ValueType::kTypeValue, ValueType::kTypeMerge},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// File doesn't overwrite any keys, no seqno needed
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 0);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {10, 11, 12, 13},
|
|
{ValueType::kTypeValue, ValueType::kTypeMerge, ValueType::kTypeValue,
|
|
ValueType::kTypeMerge},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// File doesn't overwrite any keys, no seqno needed
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 0);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {1, 4, 6},
|
|
{ValueType::kTypeDeletion, ValueType::kTypeValue,
|
|
ValueType::kTypeMerge},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// File overwrites some keys, a seqno will be assigned
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 1);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {11, 15, 19},
|
|
{ValueType::kTypeDeletion, ValueType::kTypeMerge,
|
|
ValueType::kTypeValue},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// File overwrites some keys, a seqno will be assigned
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 2);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {120, 130}, {ValueType::kTypeValue, ValueType::kTypeMerge},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// File doesn't overwrite any keys, no seqno needed
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 2);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {1, 130}, {ValueType::kTypeMerge, ValueType::kTypeDeletion},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// File overwrites some keys, a seqno will be assigned
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 3);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {150, 151, 152},
|
|
{ValueType::kTypeValue, ValueType::kTypeMerge,
|
|
ValueType::kTypeDeletion},
|
|
{{150, 160}, {180, 190}}, file_id++, write_global_seqno,
|
|
verify_checksums_before_ingest, &true_data));
|
|
// File doesn't overwrite any keys, no seqno needed
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 3);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {150, 151, 152},
|
|
{ValueType::kTypeValue, ValueType::kTypeMerge, ValueType::kTypeValue},
|
|
{{200, 250}}, file_id++, write_global_seqno,
|
|
verify_checksums_before_ingest, &true_data));
|
|
// File overwrites some keys, a seqno will be assigned
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 4);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {300, 301, 302},
|
|
{ValueType::kTypeValue, ValueType::kTypeMerge,
|
|
ValueType::kTypeDeletion},
|
|
{{1, 2}, {152, 154}}, file_id++, write_global_seqno,
|
|
verify_checksums_before_ingest, &true_data));
|
|
// File overwrites some keys, a seqno will be assigned
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), 5);
|
|
|
|
// Write some keys through normal write path
|
|
for (int i = 0; i < 50; i++) {
|
|
ASSERT_OK(Put(Key(i), "memtable"));
|
|
true_data[Key(i)] = "memtable";
|
|
}
|
|
SequenceNumber last_seqno = dbfull()->GetLatestSequenceNumber();
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {60, 61, 62},
|
|
{ValueType::kTypeValue, ValueType::kTypeMerge, ValueType::kTypeValue},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// File doesn't overwrite any keys, no seqno needed
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {40, 41, 42},
|
|
{ValueType::kTypeValue, ValueType::kTypeDeletion,
|
|
ValueType::kTypeDeletion},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// File overwrites some keys, a seqno will be assigned
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 1);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {20, 30, 40},
|
|
{ValueType::kTypeDeletion, ValueType::kTypeDeletion,
|
|
ValueType::kTypeDeletion},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// File overwrites some keys, a seqno will be assigned
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 2);
|
|
|
|
const Snapshot* snapshot = db_->GetSnapshot();
|
|
|
|
// We will need a seqno for the file regardless if the file overwrite
|
|
// keys in the DB or not because we have a snapshot
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {1000, 1002}, {ValueType::kTypeValue, ValueType::kTypeMerge},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// A global seqno will be assigned anyway because of the snapshot
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 3);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {2000, 3002}, {ValueType::kTypeValue, ValueType::kTypeMerge},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// A global seqno will be assigned anyway because of the snapshot
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 4);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {1, 20, 40, 100, 150},
|
|
{ValueType::kTypeDeletion, ValueType::kTypeDeletion,
|
|
ValueType::kTypeValue, ValueType::kTypeMerge, ValueType::kTypeMerge},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// A global seqno will be assigned anyway because of the snapshot
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 5);
|
|
|
|
db_->ReleaseSnapshot(snapshot);
|
|
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {5000, 5001}, {ValueType::kTypeValue, ValueType::kTypeMerge},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
// No snapshot anymore, no need to assign a seqno
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno + 5);
|
|
|
|
size_t kcnt = 0;
|
|
VerifyDBFromMap(true_data, &kcnt, false);
|
|
} while (ChangeOptionsForFileIngestionTest());
|
|
}
|
|
|
|
TEST_F(ExternalSSTFileBasicTest, FadviseTrigger) {
|
|
Options options = CurrentOptions();
|
|
const int kNumKeys = 10000;
|
|
|
|
size_t total_fadvised_bytes = 0;
|
|
rocksdb::SyncPoint::GetInstance()->SetCallBack(
|
|
"SstFileWriter::Rep::InvalidatePageCache", [&](void* arg) {
|
|
size_t fadvise_size = *(reinterpret_cast<size_t*>(arg));
|
|
total_fadvised_bytes += fadvise_size;
|
|
});
|
|
rocksdb::SyncPoint::GetInstance()->EnableProcessing();
|
|
|
|
std::unique_ptr<SstFileWriter> sst_file_writer;
|
|
|
|
std::string sst_file_path = sst_files_dir_ + "file_fadvise_disable.sst";
|
|
sst_file_writer.reset(
|
|
new SstFileWriter(EnvOptions(), options, nullptr, false));
|
|
ASSERT_OK(sst_file_writer->Open(sst_file_path));
|
|
for (int i = 0; i < kNumKeys; i++) {
|
|
ASSERT_OK(sst_file_writer->Put(Key(i), Key(i)));
|
|
}
|
|
ASSERT_OK(sst_file_writer->Finish());
|
|
// fadvise disabled
|
|
ASSERT_EQ(total_fadvised_bytes, 0);
|
|
|
|
sst_file_path = sst_files_dir_ + "file_fadvise_enable.sst";
|
|
sst_file_writer.reset(
|
|
new SstFileWriter(EnvOptions(), options, nullptr, true));
|
|
ASSERT_OK(sst_file_writer->Open(sst_file_path));
|
|
for (int i = 0; i < kNumKeys; i++) {
|
|
ASSERT_OK(sst_file_writer->Put(Key(i), Key(i)));
|
|
}
|
|
ASSERT_OK(sst_file_writer->Finish());
|
|
// fadvise enabled
|
|
ASSERT_EQ(total_fadvised_bytes, sst_file_writer->FileSize());
|
|
ASSERT_GT(total_fadvised_bytes, 0);
|
|
|
|
rocksdb::SyncPoint::GetInstance()->DisableProcessing();
|
|
}
|
|
|
|
TEST_P(ExternalSSTFileBasicTest, IngestionWithRangeDeletions) {
|
|
int kNumLevels = 7;
|
|
Options options = CurrentOptions();
|
|
options.disable_auto_compactions = true;
|
|
options.num_levels = kNumLevels;
|
|
Reopen(options);
|
|
|
|
std::map<std::string, std::string> true_data;
|
|
int file_id = 1;
|
|
// prevent range deletions from being dropped due to becoming obsolete.
|
|
const Snapshot* snapshot = db_->GetSnapshot();
|
|
|
|
// range del [0, 50) in L6 file, [50, 100) in L0 file, [100, 150) in memtable
|
|
for (int i = 0; i < 3; i++) {
|
|
if (i != 0) {
|
|
db_->Flush(FlushOptions());
|
|
if (i == 1) {
|
|
MoveFilesToLevel(kNumLevels - 1);
|
|
}
|
|
}
|
|
ASSERT_OK(db_->DeleteRange(WriteOptions(), db_->DefaultColumnFamily(),
|
|
Key(50 * i), Key(50 * (i + 1))));
|
|
}
|
|
ASSERT_EQ(1, NumTableFilesAtLevel(0));
|
|
ASSERT_EQ(0, NumTableFilesAtLevel(kNumLevels - 2));
|
|
ASSERT_EQ(1, NumTableFilesAtLevel(kNumLevels - 1));
|
|
|
|
bool write_global_seqno = std::get<0>(GetParam());
|
|
bool verify_checksums_before_ingest = std::get<1>(GetParam());
|
|
// overlaps with L0 file but not memtable, so flush is skipped and file is
|
|
// ingested into L0
|
|
SequenceNumber last_seqno = dbfull()->GetLatestSequenceNumber();
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {60, 90}, {ValueType::kTypeValue, ValueType::kTypeValue},
|
|
{{65, 70}, {70, 85}}, file_id++, write_global_seqno,
|
|
verify_checksums_before_ingest, &true_data));
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), ++last_seqno);
|
|
ASSERT_EQ(2, NumTableFilesAtLevel(0));
|
|
ASSERT_EQ(0, NumTableFilesAtLevel(kNumLevels - 2));
|
|
ASSERT_EQ(1, NumTableFilesAtLevel(options.num_levels - 1));
|
|
|
|
// overlaps with L6 file but not memtable or L0 file, so flush is skipped and
|
|
// file is ingested into L5
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {10, 40}, {ValueType::kTypeValue, ValueType::kTypeValue},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), ++last_seqno);
|
|
ASSERT_EQ(2, NumTableFilesAtLevel(0));
|
|
ASSERT_EQ(1, NumTableFilesAtLevel(kNumLevels - 2));
|
|
ASSERT_EQ(1, NumTableFilesAtLevel(options.num_levels - 1));
|
|
|
|
// overlaps with L5 file but not memtable or L0 file, so flush is skipped and
|
|
// file is ingested into L4
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {}, {}, {{5, 15}}, file_id++, write_global_seqno,
|
|
verify_checksums_before_ingest, &true_data));
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), ++last_seqno);
|
|
ASSERT_EQ(2, NumTableFilesAtLevel(0));
|
|
ASSERT_EQ(1, NumTableFilesAtLevel(kNumLevels - 2));
|
|
ASSERT_EQ(1, NumTableFilesAtLevel(options.num_levels - 2));
|
|
ASSERT_EQ(1, NumTableFilesAtLevel(options.num_levels - 1));
|
|
|
|
// ingested file overlaps with memtable, so flush is triggered before the file
|
|
// is ingested such that the ingested data is considered newest. So L0 file
|
|
// count increases by two.
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {100, 140}, {ValueType::kTypeValue, ValueType::kTypeValue},
|
|
file_id++, write_global_seqno, verify_checksums_before_ingest,
|
|
&true_data));
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), ++last_seqno);
|
|
ASSERT_EQ(4, NumTableFilesAtLevel(0));
|
|
ASSERT_EQ(1, NumTableFilesAtLevel(kNumLevels - 2));
|
|
ASSERT_EQ(1, NumTableFilesAtLevel(options.num_levels - 1));
|
|
|
|
// snapshot unneeded now that all range deletions are persisted
|
|
db_->ReleaseSnapshot(snapshot);
|
|
|
|
// overlaps with nothing, so places at bottom level and skips incrementing
|
|
// seqnum.
|
|
ASSERT_OK(GenerateAndAddExternalFile(
|
|
options, {151, 175}, {ValueType::kTypeValue, ValueType::kTypeValue},
|
|
{{160, 200}}, file_id++, write_global_seqno,
|
|
verify_checksums_before_ingest, &true_data));
|
|
ASSERT_EQ(dbfull()->GetLatestSequenceNumber(), last_seqno);
|
|
ASSERT_EQ(4, NumTableFilesAtLevel(0));
|
|
ASSERT_EQ(1, NumTableFilesAtLevel(kNumLevels - 2));
|
|
ASSERT_EQ(2, NumTableFilesAtLevel(options.num_levels - 1));
|
|
}
|
|
|
|
TEST_P(ExternalSSTFileBasicTest, IngestFileWithBadBlockChecksum) {
|
|
bool change_checksum_called = false;
|
|
const auto& change_checksum = [&](void* arg) {
|
|
if (!change_checksum_called) {
|
|
char* buf = reinterpret_cast<char*>(arg);
|
|
assert(nullptr != buf);
|
|
buf[0] ^= 0x1;
|
|
change_checksum_called = true;
|
|
}
|
|
};
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->ClearAllCallBacks();
|
|
SyncPoint::GetInstance()->SetCallBack(
|
|
"BlockBasedTableBuilder::WriteRawBlock:TamperWithChecksum",
|
|
change_checksum);
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
int file_id = 0;
|
|
bool write_global_seqno = std::get<0>(GetParam());
|
|
bool verify_checksums_before_ingest = std::get<1>(GetParam());
|
|
do {
|
|
Options options = CurrentOptions();
|
|
DestroyAndReopen(options);
|
|
std::map<std::string, std::string> true_data;
|
|
Status s = GenerateAndAddExternalFile(
|
|
options, {1, 2, 3, 4, 5, 6}, ValueType::kTypeValue, file_id++,
|
|
write_global_seqno, verify_checksums_before_ingest, &true_data);
|
|
if (verify_checksums_before_ingest) {
|
|
ASSERT_NOK(s);
|
|
} else {
|
|
ASSERT_OK(s);
|
|
}
|
|
change_checksum_called = false;
|
|
} while (ChangeOptionsForFileIngestionTest());
|
|
}
|
|
|
|
TEST_P(ExternalSSTFileBasicTest, IngestFileWithFirstByteTampered) {
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
int file_id = 0;
|
|
EnvOptions env_options;
|
|
do {
|
|
Options options = CurrentOptions();
|
|
std::string file_path = sst_files_dir_ + ToString(file_id++);
|
|
SstFileWriter sst_file_writer(env_options, options);
|
|
Status s = sst_file_writer.Open(file_path);
|
|
ASSERT_OK(s);
|
|
for (int i = 0; i != 100; ++i) {
|
|
std::string key = Key(i);
|
|
std::string value = Key(i) + ToString(0);
|
|
ASSERT_OK(sst_file_writer.Put(key, value));
|
|
}
|
|
ASSERT_OK(sst_file_writer.Finish());
|
|
{
|
|
// Get file size
|
|
uint64_t file_size = 0;
|
|
ASSERT_OK(env_->GetFileSize(file_path, &file_size));
|
|
ASSERT_GT(file_size, 8);
|
|
std::unique_ptr<RandomRWFile> rwfile;
|
|
ASSERT_OK(env_->NewRandomRWFile(file_path, &rwfile, EnvOptions()));
|
|
// Manually corrupt the file
|
|
// We deterministically corrupt the first byte because we currently
|
|
// cannot choose a random offset. The reason for this limitation is that
|
|
// we do not checksum property block at present.
|
|
const uint64_t offset = 0;
|
|
char scratch[8] = {0};
|
|
Slice buf;
|
|
ASSERT_OK(rwfile->Read(offset, sizeof(scratch), &buf, scratch));
|
|
scratch[0] ^= 0xff; // flip one bit
|
|
ASSERT_OK(rwfile->Write(offset, buf));
|
|
}
|
|
// Ingest file.
|
|
IngestExternalFileOptions ifo;
|
|
ifo.write_global_seqno = std::get<0>(GetParam());
|
|
ifo.verify_checksums_before_ingest = std::get<1>(GetParam());
|
|
s = db_->IngestExternalFile({file_path}, ifo);
|
|
if (ifo.verify_checksums_before_ingest) {
|
|
ASSERT_NOK(s);
|
|
} else {
|
|
ASSERT_OK(s);
|
|
}
|
|
} while (ChangeOptionsForFileIngestionTest());
|
|
}
|
|
|
|
TEST_P(ExternalSSTFileBasicTest, IngestExternalFileWithCorruptedPropsBlock) {
|
|
bool verify_checksums_before_ingest = std::get<1>(GetParam());
|
|
if (!verify_checksums_before_ingest) {
|
|
return;
|
|
}
|
|
uint64_t props_block_offset = 0;
|
|
size_t props_block_size = 0;
|
|
const auto& get_props_block_offset = [&](void* arg) {
|
|
props_block_offset = *reinterpret_cast<uint64_t*>(arg);
|
|
};
|
|
const auto& get_props_block_size = [&](void* arg) {
|
|
props_block_size = *reinterpret_cast<uint64_t*>(arg);
|
|
};
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->ClearAllCallBacks();
|
|
SyncPoint::GetInstance()->SetCallBack(
|
|
"BlockBasedTableBuilder::WritePropertiesBlock:GetPropsBlockOffset",
|
|
get_props_block_offset);
|
|
SyncPoint::GetInstance()->SetCallBack(
|
|
"BlockBasedTableBuilder::WritePropertiesBlock:GetPropsBlockSize",
|
|
get_props_block_size);
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
int file_id = 0;
|
|
Random64 rand(time(nullptr));
|
|
do {
|
|
std::string file_path = sst_files_dir_ + ToString(file_id++);
|
|
Options options = CurrentOptions();
|
|
SstFileWriter sst_file_writer(EnvOptions(), options);
|
|
Status s = sst_file_writer.Open(file_path);
|
|
ASSERT_OK(s);
|
|
for (int i = 0; i != 100; ++i) {
|
|
std::string key = Key(i);
|
|
std::string value = Key(i) + ToString(0);
|
|
ASSERT_OK(sst_file_writer.Put(key, value));
|
|
}
|
|
ASSERT_OK(sst_file_writer.Finish());
|
|
|
|
{
|
|
std::unique_ptr<RandomRWFile> rwfile;
|
|
ASSERT_OK(env_->NewRandomRWFile(file_path, &rwfile, EnvOptions()));
|
|
// Manually corrupt the file
|
|
ASSERT_GT(props_block_size, 8);
|
|
uint64_t offset =
|
|
props_block_offset + rand.Next() % (props_block_size - 8);
|
|
char scratch[8] = {0};
|
|
Slice buf;
|
|
ASSERT_OK(rwfile->Read(offset, sizeof(scratch), &buf, scratch));
|
|
scratch[0] ^= 0xff; // flip one bit
|
|
ASSERT_OK(rwfile->Write(offset, buf));
|
|
}
|
|
|
|
// Ingest file.
|
|
IngestExternalFileOptions ifo;
|
|
ifo.write_global_seqno = std::get<0>(GetParam());
|
|
ifo.verify_checksums_before_ingest = true;
|
|
s = db_->IngestExternalFile({file_path}, ifo);
|
|
ASSERT_NOK(s);
|
|
} while (ChangeOptionsForFileIngestionTest());
|
|
}
|
|
|
|
INSTANTIATE_TEST_CASE_P(ExternalSSTFileBasicTest, ExternalSSTFileBasicTest,
|
|
testing::Values(std::make_tuple(true, true),
|
|
std::make_tuple(true, false),
|
|
std::make_tuple(false, true),
|
|
std::make_tuple(false, false)));
|
|
|
|
#endif // ROCKSDB_LITE
|
|
|
|
} // namespace rocksdb
|
|
|
|
int main(int argc, char** argv) {
|
|
rocksdb::port::InstallStackTraceHandler();
|
|
::testing::InitGoogleTest(&argc, argv);
|
|
return RUN_ALL_TESTS();
|
|
}
|
|
|