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https://github.com/KeyZox71/webserv.git
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「🏗️」 wip(requests): requests parsing and basic handling of GET responses
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y-syo
115
src/main.cpp
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115
src/main.cpp
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/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* main.cpp :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: mmoussou <mmoussou@student.42angouleme.fr +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/02/03 15:45:07 by mmoussou #+# #+# */
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/* Updated: 2025/02/03 18:36:29 by mmoussou ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include <iostream>
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#include <string>
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#include <cstring>
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#include <sys/socket.h>
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#include <netinet/in.h>
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#include <unistd.h>
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#include <fstream>
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#include <csignal>
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#include <cstdlib>
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#include "requests/default.hpp"
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#define PORT 8080
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#define BUFFER_SIZE 4096
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int server_socket;
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void close_socket(int signal)
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{
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close(server_socket);
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exit(signal);
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}
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int main() {
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// handle ctrl-C to close server socket
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if (signal(SIGINT, close_socket) == SIG_ERR) {
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std::cerr << "Error registering signal handler!" << std::endl;
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return 1;
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}
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// create a socket
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server_socket = socket(AF_INET, SOCK_STREAM, 0);
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if (server_socket == -1) {
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std::cerr << "Failed to create socket" << std::endl;
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return 1;
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}
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// prepare the server address
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sockaddr_in server_address;
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std::memset(&server_address, 0, sizeof(server_address));
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server_address.sin_family = AF_INET;
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server_address.sin_addr.s_addr = INADDR_ANY;
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server_address.sin_port = htons(PORT);
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// bind the socket to the address
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if (bind(server_socket, (sockaddr*)&server_address, sizeof(server_address)) == -1) {
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std::cerr << "Failed to bind socket" << std::endl;
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return 1;
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}
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// listen for incoming connections
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if (listen(server_socket, 5) == -1) {
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std::cerr << "Failed to listen on socket" << std::endl;
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return 1;
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}
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std::cout << "Server is listening on port " << PORT << std::endl;
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while (true) {
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// accept an incoming connection
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sockaddr_in client_address;
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socklen_t client_address_len = sizeof(client_address);
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int client_socket = accept(server_socket, (sockaddr*)&client_address, &client_address_len);
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if (client_socket == -1) {
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std::cerr << "Failed to accept connection" << std::endl;
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continue;
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}
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// receive the HTTP request
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char buffer[BUFFER_SIZE];
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std::memset(buffer, 0, BUFFER_SIZE);
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ssize_t bytes_received = recv(client_socket, buffer, BUFFER_SIZE - 1, 0);
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if (bytes_received == -1) {
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std::cerr << "Failed to receive request" << std::endl;
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close(client_socket);
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continue;
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}
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// parse the request
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std::string received_data(buffer, bytes_received);
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HttpRequest request = parseRequest(received_data);
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std::cout << "Received " << request.method << " request for " << request.target << std::endl;
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// handle the request
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if (request.method == "GET")
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{
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HttpResponse response(request);
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send(client_socket, response.str().c_str(), response.str().length(), 0);
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}
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else
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{
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std::string response = "HTTP/1.1 501 Not Implemented\r\nContent-Type: text/html\r\n\r\n<html><body><h1>501 Not Implemented</h1></body></html>";
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send(client_socket, response.c_str(), response.length(), 0);
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}
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close(client_socket);
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}
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close(server_socket);
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return 0;
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}
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55
src/requests_handling/HttpRequests.cpp
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55
src/requests_handling/HttpRequests.cpp
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@ -0,0 +1,55 @@
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/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* HttpRequests.cpp :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: mmoussou <mmoussou@student.42angouleme.fr +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/02/03 16:07:01 by mmoussou #+# #+# */
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/* Updated: 2025/02/03 18:20:51 by mmoussou ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "requests/default.hpp"
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HttpRequest parseRequest(const std::string &rawRequest)
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{
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std::istringstream stream(rawRequest);
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HttpRequest request;
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std::string line;
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if (std::getline(stream, line))
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{
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std::istringstream line_stream(line);
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line_stream >> request.method >> request.target >> request.protocol;
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request.target.insert(request.target.begin(), '.');
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}
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while (std::getline(stream, line) && line != "\r")
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{
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size_t delimiter_index = line.find(':');
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if (delimiter_index != std::string::npos)
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{
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std::string key = line.substr(0, delimiter_index);
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std::string value = line.substr(delimiter_index + 2);
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request.headers[key] = value;
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}
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}
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std::ostringstream body_stream;
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while (std::getline(stream, line))
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body_stream << line << "\n";
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request.body = body_stream.str();
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std::cout << "method: " << request.method << std::endl;
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std::cout << "target: " << request.target << std::endl;
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std::cout << "protocol: " << request.protocol << std::endl;
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std::cout << std::endl;
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std::cout << "-- headers --" << std::endl;
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for (std::map<std::string, std::string>::const_iterator it = request.headers.begin(); it != request.headers.end(); ++it)
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std::cout << it->first << ": " << it->second << std::endl;
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std::cout << std::endl;
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std::cout << "-- body --" << std::endl << request.body << std::endl;
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return request;
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}
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69
src/requests_handling/HttpResponse.cpp
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69
src/requests_handling/HttpResponse.cpp
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@ -0,0 +1,69 @@
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/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* HttpResponse.cpp :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: mmoussou <mmoussou@student.42angouleme.fr +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/02/03 17:28:31 by mmoussou #+# #+# */
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/* Updated: 2025/02/03 18:15:12 by mmoussou ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include "requests/HttpResponse.hpp"
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/*std::string _protocol;
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size_t _status_code;
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std::string _status_text;
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std::map<std::string, std::string> _headers;
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std::string _body;*/
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HttpResponse::HttpResponse(const HttpRequest &request): _protocol(request.protocol)
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{
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std::ifstream file(request.target.c_str(), std::ios::binary);
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if (file)
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{
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this->_status_code = 200;
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this->_status_text = "OK";
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this->_headers["Content-Type"] = "text/html";
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this->_body = std::string((std::istreambuf_iterator<char>(file)), std::istreambuf_iterator<char>());
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}
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else
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{
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this->_status_code = 404;
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this->_status_text = "Not Found";
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this->_headers["Content-Type"] = "text/html";
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this->_body = "<html><body>nuh uh, get 404'd >:D</body></html>";
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}
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}
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HttpResponse::HttpResponse(const HttpResponse &cpy)
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{
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(void) cpy;
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}
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HttpResponse::~HttpResponse(void)
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{
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}
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HttpResponse &HttpResponse::operator=(const HttpResponse &cpy)
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{
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(void) cpy;
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return (*this);
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}
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std::string HttpResponse::str(void) const
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{
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std::ostringstream response;
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response << this->_protocol << " " << this->_status_code << " " << this->_status_text;
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response << "\r\n";
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for (std::map<std::string, std::string>::const_iterator it = this->_headers.begin(); it != this->_headers.end(); ++it)
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response << it->first << ": " << it->second << "\r\n";
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response << "\r\n";
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response << this->_body;
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return (response.str());
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}
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@ -1,20 +0,0 @@
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/* ************************************************************************** */
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/* */
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/* ::: :::::::: */
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/* webserv.cpp :+: :+: :+: */
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/* +:+ +:+ +:+ */
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/* By: adjoly <adjoly@student.42angouleme.fr> +#+ +:+ +#+ */
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/* +#+#+#+#+#+ +#+ */
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/* Created: 2025/01/20 16:33:31 by adjoly #+# #+# */
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/* Updated: 2025/01/20 16:35:02 by adjoly ### ########.fr */
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/* */
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/* ************************************************************************** */
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#include <iostream>
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int main(int ac, char **av, char **env) {
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(void)ac;
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(void)av;
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(void)env;
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std::cout << "test" << std::endl;
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}
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