rocksdb/db/blob/db_blob_corruption_test.cc

82 lines
2.6 KiB
C++

// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
#include "db/db_test_util.h"
#include "port/stack_trace.h"
#include "test_util/sync_point.h"
namespace ROCKSDB_NAMESPACE {
class DBBlobCorruptionTest : public DBTestBase {
protected:
DBBlobCorruptionTest()
: DBTestBase("db_blob_corruption_test", /* env_do_fsync */ false) {}
void Corrupt(FileType filetype, int offset, int bytes_to_corrupt) {
// Pick file to corrupt
std::vector<std::string> filenames;
ASSERT_OK(env_->GetChildren(dbname_, &filenames));
uint64_t number;
FileType type;
std::string fname;
uint64_t picked_number = kInvalidBlobFileNumber;
for (size_t i = 0; i < filenames.size(); i++) {
if (ParseFileName(filenames[i], &number, &type) && type == filetype &&
number > picked_number) { // Pick latest file
fname = dbname_ + "/" + filenames[i];
picked_number = number;
}
}
ASSERT_TRUE(!fname.empty()) << filetype;
ASSERT_OK(test::CorruptFile(env_, fname, offset, bytes_to_corrupt));
}
};
#ifndef ROCKSDB_LITE
TEST_F(DBBlobCorruptionTest, VerifyWholeBlobFileChecksum) {
Options options = GetDefaultOptions();
options.enable_blob_files = true;
options.min_blob_size = 0;
options.create_if_missing = true;
options.file_checksum_gen_factory =
ROCKSDB_NAMESPACE::GetFileChecksumGenCrc32cFactory();
Reopen(options);
ASSERT_OK(Put(Slice("key_1"), Slice("blob_value_1")));
ASSERT_OK(Flush());
ASSERT_OK(Put(Slice("key_2"), Slice("blob_value_2")));
ASSERT_OK(Flush());
ASSERT_OK(db_->VerifyFileChecksums(ReadOptions()));
Close();
Corrupt(kBlobFile, 0, 2);
ASSERT_OK(TryReopen(options));
int count{0};
SyncPoint::GetInstance()->SetCallBack(
"DBImpl::VerifyFullFileChecksum:mismatch", [&](void* arg) {
const Status* s = static_cast<Status*>(arg);
ASSERT_NE(s, nullptr);
++count;
ASSERT_NOK(*s);
});
SyncPoint::GetInstance()->EnableProcessing();
ASSERT_TRUE(db_->VerifyFileChecksums(ReadOptions()).IsCorruption());
ASSERT_EQ(1, count);
ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->DisableProcessing();
ROCKSDB_NAMESPACE::SyncPoint::GetInstance()->ClearAllCallBacks();
}
#endif // !ROCKSDB_LITE
} // namespace ROCKSDB_NAMESPACE
int main(int argc, char** argv) {
ROCKSDB_NAMESPACE::port::InstallStackTraceHandler();
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}