unix_socket_backend.h

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/*
 * Copyright 2024 MusicScience37 (Kenta Kabashima)
 *
 * 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 "msgpack_rpc/config.h"
 
#if MSGPACK_RPC_HAS_UNIX_SOCKETS
 
#include <memory>
#include <string_view>
 
#include "msgpack_rpc/config/message_parser_config.h"
#include "msgpack_rpc/executors/i_executor.h"
#include "msgpack_rpc/logging/logger.h"
#include "msgpack_rpc/transport/i_acceptor_factory.h"
#include "msgpack_rpc/transport/i_backend.h"
#include "msgpack_rpc/transport/i_connector.h"
 
namespace msgpack_rpc::transport::unix_socket {

class UnixSocketBackend final : public IBackend {
public:
    UnixSocketBackend(const std::shared_ptr<executors::IExecutor>& executor,
        const config::MessageParserConfig& message_parser_config,
        std::shared_ptr<logging::Logger> logger);

    [[nodiscard]] std::string_view scheme() const noexcept override;

    [[nodiscard]] std::shared_ptr<IAcceptorFactory> create_acceptor_factory()
        override;

    [[nodiscard]] std::shared_ptr<IConnector> create_connector() override;
 
    UnixSocketBackend(const UnixSocketBackend&) = delete;
    UnixSocketBackend(UnixSocketBackend&&) = delete;
    UnixSocketBackend& operator=(const UnixSocketBackend&) = delete;
    UnixSocketBackend& operator=(UnixSocketBackend&&) = delete;

    ~UnixSocketBackend() noexcept override;
 
private:
    [[nodiscard]] std::shared_ptr<executors::IExecutor> executor() const;

    std::weak_ptr<executors::IExecutor> executor_;

    config::MessageParserConfig message_parser_config_;

    std::shared_ptr<logging::Logger> logger_;
};
 
}  // namespace msgpack_rpc::transport::unix_socket
 
#endif