/*
 * IConfigDatabaseNode.h
 *
 * This source file is part of the FoundationDB open source project
 *
 * Copyright 2013-2018 Apple Inc. and the FoundationDB project authors
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

#pragma once

#include "fdbclient/ConfigTransactionInterface.h"
#include "fdbserver/ConfigFollowerInterface.h"
#include "flow/FastRef.h"
#include "flow/flow.h"

#include <memory>

/*
 * Interface for a single node in the configuration database, run on coordinators
 */
class IConfigDatabaseNode : public ReferenceCounted<IConfigDatabaseNode> {
public:
	virtual Future<Void> serve(ConfigTransactionInterface const&) = 0;
	virtual Future<Void> serve(ConfigFollowerInterface const&) = 0;

	static Reference<IConfigDatabaseNode> createSimple(std::string const& folder);
	static Reference<IConfigDatabaseNode> createPaxos(std::string const& folder);
};