/**
* Copyright (C) 2015 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see .
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#pragma once
#include "mongo/base/disallow_copying.h"
#include "mongo/base/status.h"
#include "mongo/base/status_with.h"
#include "mongo/bson/bsonobj.h"
#include "mongo/db/catalog/index_create.h"
#include "mongo/db/db_raii.h"
#include "mongo/db/namespace_string.h"
#include "mongo/db/repl/collection_bulk_loader.h"
#include "mongo/db/repl/storage_interface.h"
namespace mongo {
namespace repl {
/**
* Class in charge of building a collection during data loading (like initial sync).
*
* Note: Call commit when done inserting documents.
*/
class CollectionBulkLoaderImpl : public CollectionBulkLoader {
MONGO_DISALLOW_COPYING(CollectionBulkLoaderImpl);
public:
struct Stats {
Date_t startBuildingIndexes;
Date_t endBuildingIndexes;
std::string toString() const;
BSONObj toBSON() const;
};
CollectionBulkLoaderImpl(ServiceContext::UniqueClient&& client,
ServiceContext::UniqueOperationContext&& opCtx,
std::unique_ptr&& autoColl,
const BSONObj& idIndexSpec);
virtual ~CollectionBulkLoaderImpl();
virtual Status init(const std::vector& secondaryIndexSpecs) override;
virtual Status insertDocuments(const std::vector::const_iterator begin,
const std::vector::const_iterator end) override;
virtual Status commit() override;
CollectionBulkLoaderImpl::Stats getStats() const;
virtual std::string toString() const override;
virtual BSONObj toBSON() const override;
private:
void _releaseResources();
template
Status _runTaskReleaseResourcesOnFailure(F task) noexcept;
ServiceContext::UniqueClient _client;
ServiceContext::UniqueOperationContext _opCtx;
std::unique_ptr _autoColl;
NamespaceString _nss;
std::unique_ptr _idIndexBlock;
std::unique_ptr _secondaryIndexesBlock;
BSONObj _idIndexSpec;
Stats _stats;
};
} // namespace repl
} // namespace mongo