mirror of https://github.com/facebook/rocksdb.git
772 lines
24 KiB
C++
772 lines
24 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
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// This source code is licensed under both the GPLv2 (found in the
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// COPYING file in the root directory) and Apache 2.0 License
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// (found in the LICENSE.Apache file in the root directory).
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#include "db/blob/blob_file_reader.h"
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#include <cassert>
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#include <string>
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#include "db/blob/blob_log_format.h"
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#include "db/blob/blob_log_writer.h"
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#include "env/mock_env.h"
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#include "file/filename.h"
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#include "file/read_write_util.h"
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#include "file/writable_file_writer.h"
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#include "options/cf_options.h"
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#include "rocksdb/env.h"
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#include "rocksdb/file_system.h"
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#include "rocksdb/options.h"
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#include "test_util/sync_point.h"
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#include "test_util/testharness.h"
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#include "util/compression.h"
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#include "utilities/fault_injection_env.h"
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namespace ROCKSDB_NAMESPACE {
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namespace {
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// Creates a test blob file with a single blob in it. Note: this method
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// makes it possible to test various corner cases by allowing the caller
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// to specify the contents of various blob file header/footer fields.
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void WriteBlobFile(const ImmutableCFOptions& immutable_cf_options,
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uint32_t column_family_id, bool has_ttl,
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const ExpirationRange& expiration_range_header,
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const ExpirationRange& expiration_range_footer,
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uint64_t blob_file_number, const Slice& key,
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const Slice& blob, CompressionType compression_type,
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uint64_t* blob_offset, uint64_t* blob_size) {
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assert(!immutable_cf_options.cf_paths.empty());
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assert(blob_offset);
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assert(blob_size);
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const std::string blob_file_path = BlobFileName(
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immutable_cf_options.cf_paths.front().path, blob_file_number);
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std::unique_ptr<FSWritableFile> file;
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ASSERT_OK(NewWritableFile(immutable_cf_options.fs, blob_file_path, &file,
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FileOptions()));
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std::unique_ptr<WritableFileWriter> file_writer(
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new WritableFileWriter(std::move(file), blob_file_path, FileOptions(),
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immutable_cf_options.env));
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constexpr Statistics* statistics = nullptr;
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constexpr bool use_fsync = false;
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BlobLogWriter blob_log_writer(std::move(file_writer),
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immutable_cf_options.env, statistics,
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blob_file_number, use_fsync);
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BlobLogHeader header(column_family_id, compression_type, has_ttl,
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expiration_range_header);
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ASSERT_OK(blob_log_writer.WriteHeader(header));
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std::string compressed_blob;
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Slice blob_to_write;
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if (compression_type == kNoCompression) {
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blob_to_write = blob;
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*blob_size = blob.size();
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} else {
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CompressionOptions opts;
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CompressionContext context(compression_type);
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constexpr uint64_t sample_for_compression = 0;
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CompressionInfo info(opts, context, CompressionDict::GetEmptyDict(),
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compression_type, sample_for_compression);
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constexpr uint32_t compression_format_version = 2;
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ASSERT_TRUE(
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CompressData(blob, info, compression_format_version, &compressed_blob));
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blob_to_write = compressed_blob;
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*blob_size = compressed_blob.size();
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}
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uint64_t key_offset = 0;
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ASSERT_OK(
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blob_log_writer.AddRecord(key, blob_to_write, &key_offset, blob_offset));
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BlobLogFooter footer;
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footer.blob_count = 1;
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footer.expiration_range = expiration_range_footer;
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std::string checksum_method;
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std::string checksum_value;
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ASSERT_OK(
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blob_log_writer.AppendFooter(footer, &checksum_method, &checksum_value));
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}
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} // anonymous namespace
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class BlobFileReaderTest : public testing::Test {
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protected:
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BlobFileReaderTest() : mock_env_(Env::Default()) {}
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MockEnv mock_env_;
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};
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TEST_F(BlobFileReaderTest, CreateReaderAndGetBlob) {
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Options options;
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options.env = &mock_env_;
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options.cf_paths.emplace_back(
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test::PerThreadDBPath(&mock_env_,
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"BlobFileReaderTest_CreateReaderAndGetBlob"),
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0);
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options.enable_blob_files = true;
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ImmutableCFOptions immutable_cf_options(options);
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constexpr uint32_t column_family_id = 1;
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constexpr bool has_ttl = false;
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constexpr ExpirationRange expiration_range;
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constexpr uint64_t blob_file_number = 1;
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constexpr char key[] = "key";
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constexpr char blob[] = "blob";
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uint64_t blob_offset = 0;
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uint64_t blob_size = 0;
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WriteBlobFile(immutable_cf_options, column_family_id, has_ttl,
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expiration_range, expiration_range, blob_file_number, key, blob,
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kNoCompression, &blob_offset, &blob_size);
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constexpr HistogramImpl* blob_file_read_hist = nullptr;
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std::unique_ptr<BlobFileReader> reader;
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ASSERT_OK(BlobFileReader::Create(immutable_cf_options, FileOptions(),
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column_family_id, blob_file_read_hist,
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blob_file_number, &reader));
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// Make sure the blob can be retrieved with and without checksum verification
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ReadOptions read_options;
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read_options.verify_checksums = false;
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{
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PinnableSlice value;
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ASSERT_OK(reader->GetBlob(read_options, key, blob_offset, blob_size,
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kNoCompression, &value));
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ASSERT_EQ(value, blob);
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}
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read_options.verify_checksums = true;
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{
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PinnableSlice value;
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ASSERT_OK(reader->GetBlob(read_options, key, blob_offset, blob_size,
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kNoCompression, &value));
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ASSERT_EQ(value, blob);
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}
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// Invalid offset (too close to start of file)
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{
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PinnableSlice value;
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ASSERT_TRUE(reader
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->GetBlob(read_options, key, blob_offset - 1, blob_size,
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kNoCompression, &value)
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.IsCorruption());
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}
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// Invalid offset (too close to end of file)
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{
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PinnableSlice value;
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ASSERT_TRUE(reader
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->GetBlob(read_options, key, blob_offset + 1, blob_size,
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kNoCompression, &value)
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.IsCorruption());
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}
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// Incorrect compression type
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{
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PinnableSlice value;
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ASSERT_TRUE(
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reader
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->GetBlob(read_options, key, blob_offset, blob_size, kZSTD, &value)
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.IsCorruption());
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}
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// Incorrect key size
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{
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constexpr char shorter_key[] = "k";
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PinnableSlice value;
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ASSERT_TRUE(reader
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->GetBlob(read_options, shorter_key,
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blob_offset - (sizeof(key) - sizeof(shorter_key)),
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blob_size, kNoCompression, &value)
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.IsCorruption());
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}
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// Incorrect key
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{
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constexpr char incorrect_key[] = "foo";
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PinnableSlice value;
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ASSERT_TRUE(reader
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->GetBlob(read_options, incorrect_key, blob_offset,
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blob_size, kNoCompression, &value)
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.IsCorruption());
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}
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// Incorrect value size
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{
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PinnableSlice value;
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ASSERT_TRUE(reader
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->GetBlob(read_options, key, blob_offset, blob_size + 1,
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kNoCompression, &value)
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.IsCorruption());
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}
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}
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TEST_F(BlobFileReaderTest, Malformed) {
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// Write a blob file consisting of nothing but a header, and make sure we
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// detect the error when we open it for reading
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Options options;
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options.env = &mock_env_;
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options.cf_paths.emplace_back(
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test::PerThreadDBPath(&mock_env_, "BlobFileReaderTest_Malformed"), 0);
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options.enable_blob_files = true;
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ImmutableCFOptions immutable_cf_options(options);
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constexpr uint32_t column_family_id = 1;
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constexpr uint64_t blob_file_number = 1;
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{
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constexpr bool has_ttl = false;
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constexpr ExpirationRange expiration_range;
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const std::string blob_file_path = BlobFileName(
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immutable_cf_options.cf_paths.front().path, blob_file_number);
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std::unique_ptr<FSWritableFile> file;
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ASSERT_OK(NewWritableFile(immutable_cf_options.fs, blob_file_path, &file,
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FileOptions()));
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std::unique_ptr<WritableFileWriter> file_writer(
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new WritableFileWriter(std::move(file), blob_file_path, FileOptions(),
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immutable_cf_options.env));
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constexpr Statistics* statistics = nullptr;
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constexpr bool use_fsync = false;
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BlobLogWriter blob_log_writer(std::move(file_writer),
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immutable_cf_options.env, statistics,
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blob_file_number, use_fsync);
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BlobLogHeader header(column_family_id, kNoCompression, has_ttl,
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expiration_range);
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ASSERT_OK(blob_log_writer.WriteHeader(header));
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}
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constexpr HistogramImpl* blob_file_read_hist = nullptr;
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std::unique_ptr<BlobFileReader> reader;
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ASSERT_TRUE(BlobFileReader::Create(immutable_cf_options, FileOptions(),
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column_family_id, blob_file_read_hist,
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blob_file_number, &reader)
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.IsCorruption());
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}
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TEST_F(BlobFileReaderTest, TTL) {
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Options options;
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options.env = &mock_env_;
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options.cf_paths.emplace_back(
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test::PerThreadDBPath(&mock_env_, "BlobFileReaderTest_TTL"), 0);
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options.enable_blob_files = true;
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ImmutableCFOptions immutable_cf_options(options);
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constexpr uint32_t column_family_id = 1;
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constexpr bool has_ttl = true;
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constexpr ExpirationRange expiration_range;
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constexpr uint64_t blob_file_number = 1;
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constexpr char key[] = "key";
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constexpr char blob[] = "blob";
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uint64_t blob_offset = 0;
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uint64_t blob_size = 0;
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WriteBlobFile(immutable_cf_options, column_family_id, has_ttl,
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expiration_range, expiration_range, blob_file_number, key, blob,
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kNoCompression, &blob_offset, &blob_size);
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constexpr HistogramImpl* blob_file_read_hist = nullptr;
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std::unique_ptr<BlobFileReader> reader;
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ASSERT_TRUE(BlobFileReader::Create(immutable_cf_options, FileOptions(),
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column_family_id, blob_file_read_hist,
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blob_file_number, &reader)
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.IsCorruption());
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}
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TEST_F(BlobFileReaderTest, ExpirationRangeInHeader) {
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Options options;
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options.env = &mock_env_;
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options.cf_paths.emplace_back(
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test::PerThreadDBPath(&mock_env_,
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"BlobFileReaderTest_ExpirationRangeInHeader"),
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0);
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options.enable_blob_files = true;
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ImmutableCFOptions immutable_cf_options(options);
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constexpr uint32_t column_family_id = 1;
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constexpr bool has_ttl = false;
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const ExpirationRange expiration_range_header(
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1, 2); // can be made constexpr when we adopt C++14
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constexpr ExpirationRange expiration_range_footer;
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constexpr uint64_t blob_file_number = 1;
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constexpr char key[] = "key";
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constexpr char blob[] = "blob";
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uint64_t blob_offset = 0;
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uint64_t blob_size = 0;
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WriteBlobFile(immutable_cf_options, column_family_id, has_ttl,
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expiration_range_header, expiration_range_footer,
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blob_file_number, key, blob, kNoCompression, &blob_offset,
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&blob_size);
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constexpr HistogramImpl* blob_file_read_hist = nullptr;
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std::unique_ptr<BlobFileReader> reader;
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ASSERT_TRUE(BlobFileReader::Create(immutable_cf_options, FileOptions(),
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column_family_id, blob_file_read_hist,
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blob_file_number, &reader)
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.IsCorruption());
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}
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TEST_F(BlobFileReaderTest, ExpirationRangeInFooter) {
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Options options;
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options.env = &mock_env_;
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options.cf_paths.emplace_back(
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test::PerThreadDBPath(&mock_env_,
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"BlobFileReaderTest_ExpirationRangeInFooter"),
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0);
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options.enable_blob_files = true;
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ImmutableCFOptions immutable_cf_options(options);
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constexpr uint32_t column_family_id = 1;
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constexpr bool has_ttl = false;
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constexpr ExpirationRange expiration_range_header;
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const ExpirationRange expiration_range_footer(
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1, 2); // can be made constexpr when we adopt C++14
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constexpr uint64_t blob_file_number = 1;
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constexpr char key[] = "key";
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constexpr char blob[] = "blob";
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uint64_t blob_offset = 0;
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uint64_t blob_size = 0;
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WriteBlobFile(immutable_cf_options, column_family_id, has_ttl,
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expiration_range_header, expiration_range_footer,
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blob_file_number, key, blob, kNoCompression, &blob_offset,
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&blob_size);
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constexpr HistogramImpl* blob_file_read_hist = nullptr;
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std::unique_ptr<BlobFileReader> reader;
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ASSERT_TRUE(BlobFileReader::Create(immutable_cf_options, FileOptions(),
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column_family_id, blob_file_read_hist,
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blob_file_number, &reader)
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.IsCorruption());
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}
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TEST_F(BlobFileReaderTest, IncorrectColumnFamily) {
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Options options;
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options.env = &mock_env_;
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options.cf_paths.emplace_back(
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test::PerThreadDBPath(&mock_env_,
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"BlobFileReaderTest_IncorrectColumnFamily"),
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0);
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options.enable_blob_files = true;
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ImmutableCFOptions immutable_cf_options(options);
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constexpr uint32_t column_family_id = 1;
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constexpr bool has_ttl = false;
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constexpr ExpirationRange expiration_range;
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constexpr uint64_t blob_file_number = 1;
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constexpr char key[] = "key";
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constexpr char blob[] = "blob";
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uint64_t blob_offset = 0;
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uint64_t blob_size = 0;
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WriteBlobFile(immutable_cf_options, column_family_id, has_ttl,
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expiration_range, expiration_range, blob_file_number, key, blob,
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kNoCompression, &blob_offset, &blob_size);
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constexpr HistogramImpl* blob_file_read_hist = nullptr;
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std::unique_ptr<BlobFileReader> reader;
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constexpr uint32_t incorrect_column_family_id = 2;
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ASSERT_TRUE(BlobFileReader::Create(immutable_cf_options, FileOptions(),
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incorrect_column_family_id,
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blob_file_read_hist, blob_file_number,
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&reader)
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.IsCorruption());
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}
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TEST_F(BlobFileReaderTest, BlobCRCError) {
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Options options;
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options.env = &mock_env_;
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options.cf_paths.emplace_back(
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test::PerThreadDBPath(&mock_env_, "BlobFileReaderTest_BlobCRCError"), 0);
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options.enable_blob_files = true;
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ImmutableCFOptions immutable_cf_options(options);
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constexpr uint32_t column_family_id = 1;
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constexpr bool has_ttl = false;
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constexpr ExpirationRange expiration_range;
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constexpr uint64_t blob_file_number = 1;
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constexpr char key[] = "key";
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constexpr char blob[] = "blob";
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uint64_t blob_offset = 0;
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uint64_t blob_size = 0;
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WriteBlobFile(immutable_cf_options, column_family_id, has_ttl,
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expiration_range, expiration_range, blob_file_number, key, blob,
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kNoCompression, &blob_offset, &blob_size);
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constexpr HistogramImpl* blob_file_read_hist = nullptr;
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std::unique_ptr<BlobFileReader> reader;
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ASSERT_OK(BlobFileReader::Create(immutable_cf_options, FileOptions(),
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column_family_id, blob_file_read_hist,
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blob_file_number, &reader));
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SyncPoint::GetInstance()->SetCallBack(
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"BlobFileReader::VerifyBlob:CheckBlobCRC", [](void* arg) {
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BlobLogRecord* const record = static_cast<BlobLogRecord*>(arg);
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assert(record);
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record->blob_crc = 0xfaceb00c;
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});
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SyncPoint::GetInstance()->EnableProcessing();
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PinnableSlice value;
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ASSERT_TRUE(reader
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->GetBlob(ReadOptions(), key, blob_offset, blob_size,
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kNoCompression, &value)
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.IsCorruption());
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SyncPoint::GetInstance()->DisableProcessing();
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SyncPoint::GetInstance()->ClearAllCallBacks();
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}
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TEST_F(BlobFileReaderTest, Compression) {
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if (!Snappy_Supported()) {
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return;
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}
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Options options;
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options.env = &mock_env_;
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options.cf_paths.emplace_back(
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test::PerThreadDBPath(&mock_env_, "BlobFileReaderTest_Compression"), 0);
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options.enable_blob_files = true;
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ImmutableCFOptions immutable_cf_options(options);
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constexpr uint32_t column_family_id = 1;
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constexpr bool has_ttl = false;
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constexpr ExpirationRange expiration_range;
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constexpr uint64_t blob_file_number = 1;
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constexpr char key[] = "key";
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constexpr char blob[] = "blob";
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uint64_t blob_offset = 0;
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uint64_t blob_size = 0;
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WriteBlobFile(immutable_cf_options, column_family_id, has_ttl,
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expiration_range, expiration_range, blob_file_number, key, blob,
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kSnappyCompression, &blob_offset, &blob_size);
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constexpr HistogramImpl* blob_file_read_hist = nullptr;
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std::unique_ptr<BlobFileReader> reader;
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ASSERT_OK(BlobFileReader::Create(immutable_cf_options, FileOptions(),
|
|
column_family_id, blob_file_read_hist,
|
|
blob_file_number, &reader));
|
|
|
|
// Make sure the blob can be retrieved with and without checksum verification
|
|
ReadOptions read_options;
|
|
read_options.verify_checksums = false;
|
|
|
|
{
|
|
PinnableSlice value;
|
|
|
|
ASSERT_OK(reader->GetBlob(read_options, key, blob_offset, blob_size,
|
|
kSnappyCompression, &value));
|
|
ASSERT_EQ(value, blob);
|
|
}
|
|
|
|
read_options.verify_checksums = true;
|
|
|
|
{
|
|
PinnableSlice value;
|
|
|
|
ASSERT_OK(reader->GetBlob(read_options, key, blob_offset, blob_size,
|
|
kSnappyCompression, &value));
|
|
ASSERT_EQ(value, blob);
|
|
}
|
|
}
|
|
|
|
TEST_F(BlobFileReaderTest, UncompressionError) {
|
|
if (!Snappy_Supported()) {
|
|
return;
|
|
}
|
|
|
|
Options options;
|
|
options.env = &mock_env_;
|
|
options.cf_paths.emplace_back(
|
|
test::PerThreadDBPath(&mock_env_,
|
|
"BlobFileReaderTest_UncompressionError"),
|
|
0);
|
|
options.enable_blob_files = true;
|
|
|
|
ImmutableCFOptions immutable_cf_options(options);
|
|
|
|
constexpr uint32_t column_family_id = 1;
|
|
constexpr bool has_ttl = false;
|
|
constexpr ExpirationRange expiration_range;
|
|
constexpr uint64_t blob_file_number = 1;
|
|
constexpr char key[] = "key";
|
|
constexpr char blob[] = "blob";
|
|
|
|
uint64_t blob_offset = 0;
|
|
uint64_t blob_size = 0;
|
|
|
|
WriteBlobFile(immutable_cf_options, column_family_id, has_ttl,
|
|
expiration_range, expiration_range, blob_file_number, key, blob,
|
|
kSnappyCompression, &blob_offset, &blob_size);
|
|
|
|
constexpr HistogramImpl* blob_file_read_hist = nullptr;
|
|
|
|
std::unique_ptr<BlobFileReader> reader;
|
|
|
|
ASSERT_OK(BlobFileReader::Create(immutable_cf_options, FileOptions(),
|
|
column_family_id, blob_file_read_hist,
|
|
blob_file_number, &reader));
|
|
|
|
SyncPoint::GetInstance()->SetCallBack(
|
|
"BlobFileReader::UncompressBlobIfNeeded:TamperWithResult", [](void* arg) {
|
|
CacheAllocationPtr* const output =
|
|
static_cast<CacheAllocationPtr*>(arg);
|
|
assert(output);
|
|
|
|
output->reset();
|
|
});
|
|
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
|
|
PinnableSlice value;
|
|
|
|
ASSERT_TRUE(reader
|
|
->GetBlob(ReadOptions(), key, blob_offset, blob_size,
|
|
kSnappyCompression, &value)
|
|
.IsCorruption());
|
|
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->ClearAllCallBacks();
|
|
}
|
|
|
|
class BlobFileReaderIOErrorTest
|
|
: public testing::Test,
|
|
public testing::WithParamInterface<std::string> {
|
|
protected:
|
|
BlobFileReaderIOErrorTest()
|
|
: mock_env_(Env::Default()),
|
|
fault_injection_env_(&mock_env_),
|
|
sync_point_(GetParam()) {}
|
|
|
|
MockEnv mock_env_;
|
|
FaultInjectionTestEnv fault_injection_env_;
|
|
std::string sync_point_;
|
|
};
|
|
|
|
INSTANTIATE_TEST_CASE_P(BlobFileReaderTest, BlobFileReaderIOErrorTest,
|
|
::testing::ValuesIn(std::vector<std::string>{
|
|
"BlobFileReader::OpenFile:GetFileSize",
|
|
"BlobFileReader::OpenFile:NewRandomAccessFile",
|
|
"BlobFileReader::ReadHeader:ReadFromFile",
|
|
"BlobFileReader::ReadFooter:ReadFromFile",
|
|
"BlobFileReader::GetBlob:ReadFromFile"}));
|
|
|
|
TEST_P(BlobFileReaderIOErrorTest, IOError) {
|
|
// Simulates an I/O error during the specified step
|
|
|
|
Options options;
|
|
options.env = &fault_injection_env_;
|
|
options.cf_paths.emplace_back(
|
|
test::PerThreadDBPath(&fault_injection_env_,
|
|
"BlobFileReaderIOErrorTest_IOError"),
|
|
0);
|
|
options.enable_blob_files = true;
|
|
|
|
ImmutableCFOptions immutable_cf_options(options);
|
|
|
|
constexpr uint32_t column_family_id = 1;
|
|
constexpr bool has_ttl = false;
|
|
constexpr ExpirationRange expiration_range;
|
|
constexpr uint64_t blob_file_number = 1;
|
|
constexpr char key[] = "key";
|
|
constexpr char blob[] = "blob";
|
|
|
|
uint64_t blob_offset = 0;
|
|
uint64_t blob_size = 0;
|
|
|
|
WriteBlobFile(immutable_cf_options, column_family_id, has_ttl,
|
|
expiration_range, expiration_range, blob_file_number, key, blob,
|
|
kNoCompression, &blob_offset, &blob_size);
|
|
|
|
SyncPoint::GetInstance()->SetCallBack(sync_point_, [this](void* /* arg */) {
|
|
fault_injection_env_.SetFilesystemActive(false,
|
|
Status::IOError(sync_point_));
|
|
});
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
|
|
constexpr HistogramImpl* blob_file_read_hist = nullptr;
|
|
|
|
std::unique_ptr<BlobFileReader> reader;
|
|
|
|
const Status s = BlobFileReader::Create(immutable_cf_options, FileOptions(),
|
|
column_family_id, blob_file_read_hist,
|
|
blob_file_number, &reader);
|
|
|
|
const bool fail_during_create =
|
|
(sync_point_ != "BlobFileReader::GetBlob:ReadFromFile");
|
|
|
|
if (fail_during_create) {
|
|
ASSERT_TRUE(s.IsIOError());
|
|
} else {
|
|
ASSERT_OK(s);
|
|
|
|
PinnableSlice value;
|
|
|
|
ASSERT_TRUE(reader
|
|
->GetBlob(ReadOptions(), key, blob_offset, blob_size,
|
|
kNoCompression, &value)
|
|
.IsIOError());
|
|
}
|
|
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->ClearAllCallBacks();
|
|
}
|
|
|
|
class BlobFileReaderDecodingErrorTest
|
|
: public testing::Test,
|
|
public testing::WithParamInterface<std::string> {
|
|
protected:
|
|
BlobFileReaderDecodingErrorTest()
|
|
: mock_env_(Env::Default()), sync_point_(GetParam()) {}
|
|
|
|
MockEnv mock_env_;
|
|
std::string sync_point_;
|
|
};
|
|
|
|
INSTANTIATE_TEST_CASE_P(BlobFileReaderTest, BlobFileReaderDecodingErrorTest,
|
|
::testing::ValuesIn(std::vector<std::string>{
|
|
"BlobFileReader::ReadHeader:TamperWithResult",
|
|
"BlobFileReader::ReadFooter:TamperWithResult",
|
|
"BlobFileReader::GetBlob:TamperWithResult"}));
|
|
|
|
TEST_P(BlobFileReaderDecodingErrorTest, DecodingError) {
|
|
Options options;
|
|
options.env = &mock_env_;
|
|
options.cf_paths.emplace_back(
|
|
test::PerThreadDBPath(&mock_env_,
|
|
"BlobFileReaderDecodingErrorTest_DecodingError"),
|
|
0);
|
|
options.enable_blob_files = true;
|
|
|
|
ImmutableCFOptions immutable_cf_options(options);
|
|
|
|
constexpr uint32_t column_family_id = 1;
|
|
constexpr bool has_ttl = false;
|
|
constexpr ExpirationRange expiration_range;
|
|
constexpr uint64_t blob_file_number = 1;
|
|
constexpr char key[] = "key";
|
|
constexpr char blob[] = "blob";
|
|
|
|
uint64_t blob_offset = 0;
|
|
uint64_t blob_size = 0;
|
|
|
|
WriteBlobFile(immutable_cf_options, column_family_id, has_ttl,
|
|
expiration_range, expiration_range, blob_file_number, key, blob,
|
|
kNoCompression, &blob_offset, &blob_size);
|
|
|
|
SyncPoint::GetInstance()->SetCallBack(sync_point_, [](void* arg) {
|
|
Slice* const slice = static_cast<Slice*>(arg);
|
|
assert(slice);
|
|
assert(!slice->empty());
|
|
|
|
slice->remove_prefix(1);
|
|
});
|
|
|
|
SyncPoint::GetInstance()->EnableProcessing();
|
|
|
|
constexpr HistogramImpl* blob_file_read_hist = nullptr;
|
|
|
|
std::unique_ptr<BlobFileReader> reader;
|
|
|
|
const Status s = BlobFileReader::Create(immutable_cf_options, FileOptions(),
|
|
column_family_id, blob_file_read_hist,
|
|
blob_file_number, &reader);
|
|
|
|
const bool fail_during_create =
|
|
sync_point_ != "BlobFileReader::GetBlob:TamperWithResult";
|
|
|
|
if (fail_during_create) {
|
|
ASSERT_TRUE(s.IsCorruption());
|
|
} else {
|
|
ASSERT_OK(s);
|
|
|
|
PinnableSlice value;
|
|
|
|
ASSERT_TRUE(reader
|
|
->GetBlob(ReadOptions(), key, blob_offset, blob_size,
|
|
kNoCompression, &value)
|
|
.IsCorruption());
|
|
}
|
|
|
|
SyncPoint::GetInstance()->DisableProcessing();
|
|
SyncPoint::GetInstance()->ClearAllCallBacks();
|
|
}
|
|
|
|
} // namespace ROCKSDB_NAMESPACE
|
|
|
|
int main(int argc, char** argv) {
|
|
::testing::InitGoogleTest(&argc, argv);
|
|
return RUN_ALL_TESTS();
|
|
}
|