rocksdb/utilities/convenience/info_log_finder.cc

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// Copyright (c) 2013, Facebook, Inc. All rights reserved.
// This source code is licensed under the BSD-style license found in the
// LICENSE file in the root directory of this source tree. An additional grant
// of patent rights can be found in the PATENTS file in the same directory.
//
// Copyright (c) 2012 Facebook.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "db/filename.h"
#include "rocksdb/env.h"
#include "rocksdb/utilities/info_log_finder.h"
namespace rocksdb {
Status GetInfoLogList(DB* db, std::vector<std::string>* info_log_list) {
uint64_t number = 0;
FileType type;
std::string path;
if (!db) {
return Status::InvalidArgument("DB pointer is not valid");
}
const Options& options = db->GetOptions();
if (!options.db_log_dir.empty()) {
path = options.db_log_dir;
} else {
path = db->GetName();
}
InfoLogPrefix info_log_prefix(!options.db_log_dir.empty(), db->GetName());
auto* env = options.env;
std::vector<std::string> file_names;
Status s = env->GetChildren(path, &file_names);
if (!s.ok()) {
return s;
}
for (auto f : file_names) {
if (ParseFileName(f, &number, info_log_prefix.prefix, &type) &&
(type == kInfoLogFile)) {
info_log_list->push_back(f);
}
}
return Status::OK();
}
} // namespace rocksdb