/**
* Copyright (C) 2017 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
#include
#include "mongo/base/status.h"
#include "mongo/db/keys_collection_client.h"
#include "mongo/s/client/rs_local_client.h"
namespace mongo {
class OperationContext;
class LogicalTime;
class BSONObj;
class KeysCollectionClientDirect : public KeysCollectionClient {
public:
KeysCollectionClientDirect();
/**
* Returns keys for the given purpose and with an expiresAt value greater than newerThanThis.
*/
StatusWith> getNewKeys(
OperationContext* opCtx, StringData purpose, const LogicalTime& newerThanThis) override;
/**
* Directly inserts a key document to the storage
*/
Status insertNewKey(OperationContext* opCtx, const BSONObj& doc) override;
/**
* Returns false if getNewKeys uses readConcern level:local, so the documents returned can be
* rolled back.
*/
bool supportsMajorityReads() const final {
return false;
}
private:
StatusWith _query(OperationContext* opCtx,
const ReadPreferenceSetting& readPref,
const repl::ReadConcernLevel& readConcernLevel,
const NamespaceString& nss,
const BSONObj& query,
const BSONObj& sort,
boost::optional limit);
Status _insert(OperationContext* opCtx,
const NamespaceString& nss,
const BSONObj& doc,
const WriteConcernOptions& writeConcern);
RSLocalClient _rsLocalClient;
};
} // namespace mongo