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91 lines
2.3 KiB
C++
91 lines
2.3 KiB
C++
#include "csoap/connection.h"
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#include <vector>
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#include "boost/asio/write.hpp"
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#include "csoap/connection_manager.h"
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#include "csoap/http_request_handler.h"
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namespace csoap {
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Connection::Connection(boost::asio::ip::tcp::socket socket,
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ConnectionManager& manager,
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HttpRequestHandler& 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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, request_parser_(&request_) {
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}
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void Connection::Start() {
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DoRead();
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}
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void Connection::Stop() {
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socket_.close();
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}
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void Connection::DoRead() {
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auto handler = std::bind(&Connection::HandleRead,
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shared_from_this(),
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std::placeholders::_1,
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std::placeholders::_2);
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socket_.async_read_some(boost::asio::buffer(buffer_), handler);
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}
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void Connection::DoWrite() {
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auto handler = std::bind(&Connection::HandleWrite,
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shared_from_this(),
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std::placeholders::_1,
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std::placeholders::_2);
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boost::asio::async_write(socket_, response_.ToBuffers(), handler);
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}
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void Connection::HandleRead(boost::system::error_code ec,
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std::size_t bytes_transferred) {
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if (ec) {
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if (ec != boost::asio::error::operation_aborted) {
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connection_manager_.Stop(shared_from_this());
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}
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return;
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}
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Error error = request_parser_.Parse(buffer_.data(), bytes_transferred);
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if (error != kNoError) {
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// Bad request.
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response_ = HttpResponse::Fault(HttpStatus::BAD_REQUEST);
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DoWrite();
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return;
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}
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if (!request_parser_.finished()) {
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// Continue to read the request.
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DoRead();
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return;
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}
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// Handle request.
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// TODO: Time consuming
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request_handler_.HandleRequest(request_, &response_);
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// Send back the response.
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DoWrite();
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}
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void Connection::HandleWrite(boost::system::error_code ec,
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size_t bytes_transferred) {
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if (!ec) {
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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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connection_manager_.Stop(shared_from_this());
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}
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}
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} // namespace csoap
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