mirror of
https://github.com/facebook/rocksdb.git
synced 2024-12-04 20:02:50 +00:00
3aee4fbd41
Summary: - Added Type/CreateFromString - Added ability to load EventListeners to DBOptions - Since EventListeners did not previously have a Name(), defaulted to "". If there is no name, the listener cannot be loaded from the ObjectRegistry. Pull Request resolved: https://github.com/facebook/rocksdb/pull/8473 Reviewed By: zhichao-cao Differential Revision: D29901488 Pulled By: mrambacher fbshipit-source-id: 2d3a4aa6db1562ac03e7ad41b360e3521d486254
108 lines
3.5 KiB
C++
108 lines
3.5 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 <algorithm>
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#include <iostream>
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#include <map>
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#include <string>
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#include "proto/gen/db_operation.pb.h"
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#include "rocksdb/db.h"
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#include "rocksdb/file_system.h"
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#include "src/libfuzzer/libfuzzer_macro.h"
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#include "util.h"
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protobuf_mutator::libfuzzer::PostProcessorRegistration<DBOperations> reg = {
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[](DBOperations* input, unsigned int /* seed */) {
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const ROCKSDB_NAMESPACE::Comparator* comparator =
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ROCKSDB_NAMESPACE::BytewiseComparator();
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auto ops = input->mutable_operations();
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// Make sure begin <= end for DELETE_RANGE.
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for (DBOperation& op : *ops) {
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if (op.type() == OpType::DELETE_RANGE) {
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auto begin = op.key();
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auto end = op.value();
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if (comparator->Compare(begin, end) > 0) {
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std::swap(begin, end);
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op.set_key(begin);
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op.set_value(end);
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}
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}
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}
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}};
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// Execute randomly generated operations on both a DB and a std::map,
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// then reopen the DB and make sure that iterating the DB produces the
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// same key-value pairs as iterating through the std::map.
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DEFINE_PROTO_FUZZER(DBOperations& input) {
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if (input.operations().empty()) {
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return;
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}
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const std::string kDbPath = "/tmp/db_map_fuzzer_test";
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auto fs = ROCKSDB_NAMESPACE::FileSystem::Default();
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if (fs->FileExists(kDbPath, ROCKSDB_NAMESPACE::IOOptions(), /*dbg=*/nullptr)
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.ok()) {
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std::cerr << "db path " << kDbPath << " already exists" << std::endl;
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abort();
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}
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std::map<std::string, std::string> kv;
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ROCKSDB_NAMESPACE::DB* db = nullptr;
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ROCKSDB_NAMESPACE::Options options;
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options.create_if_missing = true;
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CHECK_OK(ROCKSDB_NAMESPACE::DB::Open(options, kDbPath, &db));
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for (const DBOperation& op : input.operations()) {
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switch (op.type()) {
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case OpType::PUT: {
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CHECK_OK(
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db->Put(ROCKSDB_NAMESPACE::WriteOptions(), op.key(), op.value()));
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kv[op.key()] = op.value();
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break;
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}
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case OpType::MERGE: {
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break;
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}
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case OpType::DELETE: {
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CHECK_OK(db->Delete(ROCKSDB_NAMESPACE::WriteOptions(), op.key()));
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kv.erase(op.key());
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break;
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}
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case OpType::DELETE_RANGE: {
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// [op.key(), op.value()) corresponds to [begin, end).
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CHECK_OK(db->DeleteRange(ROCKSDB_NAMESPACE::WriteOptions(),
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db->DefaultColumnFamily(), op.key(),
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op.value()));
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kv.erase(kv.lower_bound(op.key()), kv.lower_bound(op.value()));
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break;
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}
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default: {
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std::cerr << "Unsupported operation" << static_cast<int>(op.type());
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return;
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}
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}
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}
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CHECK_OK(db->Close());
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delete db;
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db = nullptr;
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CHECK_OK(ROCKSDB_NAMESPACE::DB::Open(options, kDbPath, &db));
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auto kv_it = kv.begin();
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ROCKSDB_NAMESPACE::Iterator* it =
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db->NewIterator(ROCKSDB_NAMESPACE::ReadOptions());
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for (it->SeekToFirst(); it->Valid(); it->Next(), kv_it++) {
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CHECK_TRUE(kv_it != kv.end());
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CHECK_EQ(it->key().ToString(), kv_it->first);
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CHECK_EQ(it->value().ToString(), kv_it->second);
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}
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CHECK_TRUE(kv_it == kv.end());
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delete it;
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CHECK_OK(db->Close());
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delete db;
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CHECK_OK(ROCKSDB_NAMESPACE::DestroyDB(kDbPath, options));
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}
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