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/*
* \file websocket_listener.h
* \brief WebSocketListener class header file.
*
* Copyright (c) 2020
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following
* disclaimer in the documentation and/or other materials provided with the
* distribution.
*
* Neither the name of the Ford Motor Company nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SRC_COMPONENTS_TRANSPORT_MANAGER_TEST_INCLUDE_TRANSPORT_MANAGER_WEBSOCKET_SERVER_WEBSOCKET_SAMPLE_CLIENT_
#define SRC_COMPONENTS_TRANSPORT_MANAGER_TEST_INCLUDE_TRANSPORT_MANAGER_WEBSOCKET_SERVER_WEBSOCKET_SAMPLE_CLIENT_
#include <boost/asio/bind_executor.hpp>
#include <boost/asio/connect.hpp>
#include <boost/asio/ssl/stream.hpp>
#include <boost/asio/strand.hpp>
#include <boost/asio/thread_pool.hpp>
#include <boost/beast/core.hpp>
#include <boost/beast/websocket.hpp>
#include <boost/beast/websocket/ssl.hpp>
#include <boost/beast/websocket/stream.hpp>
#include <cstdlib>
#include <functional>
#include <iostream>
#include <memory>
#include <string>
namespace transport_manager {
namespace transport_adapter {
namespace beast = boost::beast;
namespace http = beast::http;
namespace websocket = beast::websocket;
namespace asio = boost::asio;
namespace ssl = boost::asio::ssl;
using tcp = boost::asio::ip::tcp;
using WS = websocket::stream<tcp::socket>;
using WSS = websocket::stream<ssl::stream<tcp::socket> >;
struct SecurityParams {
std::string ca_cert_;
std::string client_cert_;
std::string client_key_;
};
template <typename Stream = WS>
class WSSampleClient
: public std::enable_shared_from_this<WSSampleClient<Stream> > {
public:
WSSampleClient(const std::string& host, const std::string& port);
WSSampleClient(const std::string& host,
const std::string& port,
const SecurityParams& params);
~WSSampleClient() {}
/**
* @brief Inside a Run(), functions are invoked from the boost (connection,
* handshake, message) which are blocking calls
* @return true if Run() did without errors
**/
bool Run();
void OnRead(beast::error_code ec, std::size_t bytes_transferred);
bool Connect(tcp::resolver::results_type& results);
bool Handshake(const std::string& host, const std::string& target);
void OnHandshakeTimeout();
bool IsHandshakeSuccessful() const;
void Stop();
private:
asio::io_context ioc_;
tcp::resolver resolver_;
ssl::context ctx_;
std::unique_ptr<Stream> ws_;
boost::asio::thread_pool io_pool_;
beast::flat_buffer buffer_;
std::string host_;
std::string port_;
std::atomic_bool handshake_successful_;
};
} // namespace transport_adapter
} // namespace transport_manager
#endif // SRC_COMPONENTS_TRANSPORT_MANAGER_TEST_INCLUDE_TRANSPORT_MANAGER_WEBSOCKET_SERVER_WEBSOCKET_SAMPLE_CLIENT_
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