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/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* 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
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* 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 Server Side 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 <string>
#include "mongo/client/connection_string.h"
#include "mongo/db/jsobj.h"
#include "mongo/db/s/add_shard_cmd_gen.h"
namespace mongo {
/**
* Contains all the information needed to make a mongod instance shard aware.
*/
class ShardIdentityType : public ShardIdentity {
public:
// The _id value for this document type.
static const std::string IdName;
ShardIdentityType() = default;
ShardIdentityType(const ShardIdentity& sid) : ShardIdentity(sid) {}
/**
* Constructs a new ShardIdentityType object from a BSON object containing
* a shard identity document. Also does validation of the contents.
*/
static StatusWith<ShardIdentityType> fromShardIdentityDocument(const BSONObj& source);
/**
* Returns the BSON representation of the entry as a shard identity document.
*/
BSONObj toShardIdentityDocument() const;
/**
* Returns a std::string representation of the current internal state.
*/
std::string toString() const;
/**
* Returns OK if all fields have been set. Otherwise, returns NoSuchKey
* and information about the first field that is missing.
*/
Status validate() const;
/**
* Returns an update object that can be used to update the config server field of the
* shardIdentity document with the new connection string.
*/
static BSONObj createConfigServerUpdateObject(const std::string& newConnString);
};
} // namespace mongo
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