mirror of
https://github.com/facebook/rocksdb.git
synced 2024-11-27 02:44:18 +00:00
ee522d0032
Summary: as title Test Plan: compile Reviewers: dhruba, haobo Reviewed By: dhruba CC: leveldb Differential Revision: https://reviews.facebook.net/D11085
70 lines
1.8 KiB
C++
70 lines
1.8 KiB
C++
// 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/db_impl.h"
|
|
#include "db/filename.h"
|
|
#include <string>
|
|
#include <stdint.h>
|
|
#include "db/version_set.h"
|
|
#include "leveldb/db.h"
|
|
#include "leveldb/env.h"
|
|
#include "port/port.h"
|
|
#include "util/mutexlock.h"
|
|
|
|
namespace leveldb {
|
|
|
|
Status DBImpl::DisableFileDeletions() {
|
|
MutexLock l(&mutex_);
|
|
disable_delete_obsolete_files_ = true;
|
|
Log(options_.info_log, "File Deletions Disabled");
|
|
return Status::OK();
|
|
}
|
|
|
|
Status DBImpl::EnableFileDeletions() {
|
|
MutexLock l(&mutex_);
|
|
disable_delete_obsolete_files_ = false;
|
|
Log(options_.info_log, "File Deletions Enabled");
|
|
return Status::OK();
|
|
}
|
|
|
|
Status DBImpl::GetLiveFiles(std::vector<std::string>& ret,
|
|
uint64_t* manifest_file_size) {
|
|
|
|
*manifest_file_size = 0;
|
|
|
|
// flush all dirty data to disk.
|
|
Status status = Flush(FlushOptions());
|
|
if (!status.ok()) {
|
|
Log(options_.info_log, "Cannot Flush data %s\n",
|
|
status.ToString().c_str());
|
|
return status;
|
|
}
|
|
|
|
MutexLock l(&mutex_);
|
|
|
|
// Make a set of all of the live *.sst files
|
|
std::set<uint64_t> live;
|
|
versions_->AddLiveFilesCurrentVersion(&live);
|
|
|
|
ret.resize(live.size() + 2); //*.sst + CURRENT + MANIFEST
|
|
|
|
// create names of the live files. The names are not absolute
|
|
// paths, instead they are relative to dbname_;
|
|
std::set<uint64_t>::iterator it = live.begin();
|
|
for (unsigned int i = 0; i < live.size(); i++, it++) {
|
|
ret[i] = TableFileName("", *it);
|
|
}
|
|
|
|
ret[live.size()] = CurrentFileName("");
|
|
ret[live.size()+1] = DescriptorFileName("",
|
|
versions_->ManifestFileNumber());
|
|
|
|
// find length of manifest file while holding the mutex lock
|
|
*manifest_file_size = versions_->ManifestFileSize();
|
|
|
|
return Status::OK();
|
|
}
|
|
|
|
}
|