46cf5fbfdd
Summary: Extend VerifyFileChecksums API to verify blob files in case of use_file_checksum. Pull Request resolved: https://github.com/facebook/rocksdb/pull/7979 Test Plan: New unit test db_blob_corruption_test Reviewed By: ltamasi Differential Revision: D26534040 Pulled By: akankshamahajan15 fbshipit-source-id: 7dc5951a3df9d265ea1265e0122b43c966856ade
82 lines
2.6 KiB
C++
82 lines
2.6 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/db_test_util.h"
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#include "port/stack_trace.h"
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#include "test_util/sync_point.h"
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namespace ROCKSDB_NAMESPACE {
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class DBBlobCorruptionTest : public DBTestBase {
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protected:
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DBBlobCorruptionTest()
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: DBTestBase("/db_blob_corruption_test", /* env_do_fsync */ false) {}
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void Corrupt(FileType filetype, int offset, int bytes_to_corrupt) {
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// Pick file to corrupt
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std::vector<std::string> filenames;
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ASSERT_OK(env_->GetChildren(dbname_, &filenames));
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uint64_t number;
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FileType type;
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std::string fname;
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uint64_t picked_number = kInvalidBlobFileNumber;
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for (size_t i = 0; i < filenames.size(); i++) {
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if (ParseFileName(filenames[i], &number, &type) && type == filetype &&
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number > picked_number) { // Pick latest file
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fname = dbname_ + "/" + filenames[i];
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picked_number = number;
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}
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}
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ASSERT_TRUE(!fname.empty()) << filetype;
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ASSERT_OK(test::CorruptFile(env_, fname, offset, bytes_to_corrupt));
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}
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};
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#ifndef ROCKSDB_LITE
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TEST_F(DBBlobCorruptionTest, VerifyWholeBlobFileChecksum) {
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Options options = GetDefaultOptions();
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options.enable_blob_files = true;
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options.min_blob_size = 0;
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options.create_if_missing = true;
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options.file_checksum_gen_factory =
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ROCKSDB_NAMESPACE::GetFileChecksumGenCrc32cFactory();
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Reopen(options);
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ASSERT_OK(Put(Slice("key_1"), Slice("blob_value_1")));
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ASSERT_OK(Flush());
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ASSERT_OK(Put(Slice("key_2"), Slice("blob_value_2")));
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ASSERT_OK(Flush());
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ASSERT_OK(db_->VerifyFileChecksums(ReadOptions()));
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Close();
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Corrupt(kBlobFile, 0, 2);
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ASSERT_OK(TryReopen(options));
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int count{0};
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SyncPoint::GetInstance()->SetCallBack(
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"DBImpl::VerifyFullFileChecksum:mismatch", [&](void* arg) {
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const Status* s = static_cast<Status*>(arg);
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ASSERT_NE(s, nullptr);
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++count;
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ASSERT_NOK(*s);
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});
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SyncPoint::GetInstance()->EnableProcessing();
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ASSERT_TRUE(db_->VerifyFileChecksums(ReadOptions()).IsCorruption());
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ASSERT_EQ(1, count);
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ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing();
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ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->ClearAllCallBacks();
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}
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#endif // !ROCKSDB_LITE
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} // namespace ROCKSDB_NAMESPACE
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int main(int argc, char** argv) {
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ROCKSDB_NAMESPACE::port::InstallStackTraceHandler();
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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