95 lines
2.3 KiB
C++
95 lines
2.3 KiB
C++
//
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// connection.cpp
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// ~~~~~~~~~~~~~~
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//
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// Copyright (c) 2003-2019 Christopher M. Kohlhoff (chris at kohlhoff dot com)
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//
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// Distributed under the Boost Software License, Version 1.0. (See accompanying
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// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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//
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#include "connection.hpp"
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#include <utility>
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#include <vector>
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#include "connection_manager.hpp"
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#include "request_handler.hpp"
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namespace http {
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namespace server {
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connection::connection(boost::asio::ip::tcp::socket socket,
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connection_manager& manager, request_handler& handler)
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: socket_(std::move(socket)),
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connection_manager_(manager),
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request_handler_(handler)
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{
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}
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void connection::start()
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{
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do_read();
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}
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void connection::stop()
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{
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socket_.close();
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}
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void connection::do_read()
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{
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auto self(shared_from_this());
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socket_.async_read_some(boost::asio::buffer(buffer_),
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[this, self](boost::system::error_code ec, std::size_t bytes_transferred)
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{
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if (!ec)
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{
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request_parser::result_type result;
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std::tie(result, std::ignore) = request_parser_.parse(
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request_, buffer_.data(), buffer_.data() + bytes_transferred);
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if (result == request_parser::good)
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{
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request_handler_.handle_request(request_, reply_);
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do_write();
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}
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else if (result == request_parser::bad)
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{
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reply_ = reply::stock_reply(reply::bad_request);
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do_write();
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}
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else
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{
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do_read();
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}
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}
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else if (ec != boost::asio::error::operation_aborted)
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{
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connection_manager_.stop(shared_from_this());
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}
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});
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}
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void connection::do_write()
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{
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auto self(shared_from_this());
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boost::asio::async_write(socket_, reply_.to_buffers(),
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[this, self](boost::system::error_code ec, std::size_t)
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{
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if (!ec)
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{
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// Initiate graceful connection closure.
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boost::system::error_code ignored_ec;
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socket_.shutdown(boost::asio::ip::tcp::socket::shutdown_both,
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ignored_ec);
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}
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if (ec != boost::asio::error::operation_aborted)
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{
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connection_manager_.stop(shared_from_this());
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}
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});
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}
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} // namespace server
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} // namespace http
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