174 lines
5.8 KiB
C++
174 lines
5.8 KiB
C++
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#ifndef WEBSERV_HPP
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# define WEBSERV_HPP
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# include <map>
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# include <vector>
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# include <exception> // exception, what
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# include <stdexcept> // runtime_error, invalid_argument
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# include <sys/epoll.h> // epoll
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# include <fcntl.h> // fcntl
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# include <sys/wait.h> // waitpid
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# include <csignal> // signal
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# include <fstream> // ifstream
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# include <sstream> // stringstream
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# include <cerrno> // errno
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# include <unistd.h> // close, access
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# include <iostream> // cout, cin
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# include <cstring> // memset
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# include <sys/socket.h> // socket, accept, listen, send, recv, bind, connect, setsockopt, getsockname
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# include <arpa/inet.h> // htonl, htons, ntohl, ntohs, inet_addr, inet_ntoa
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# include <netinet/in.h> // sockaddr_in, struct in_addr
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// # include <netinet/ip.h> // usefull for what ? -> 'man (7) ip' says it's a superset of 'netinet/in.h'
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# include <algorithm> // find
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# include <string> // string
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# include <cstdio> // perror, remove
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# include <cstdlib> // strtol, strtoul
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# include <dirent.h> // opendir()
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# include <locale> // isalpha, local
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# include "Client.hpp"
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# include "ServerConfig.hpp"
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# include "utils.hpp"
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# include "http_status.hpp"
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# include "autoindex.hpp"
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# include "colors.h"
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extern bool g_run;
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extern int g_last_signal;
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void signal_handler(int signum);
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// these might only be TMP
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# define FAILURE -1
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# define SUCCESS 1
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# define MIME_TYPE_DEFAULT "application/octet-stream"
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class Webserv
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{
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public:
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// base.cpp
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Webserv();
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// Webserv(Webserv const &src);
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// what should it take as arg, *, &, ?
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// Webserv(std::vector<ServerConfig>& servers);
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~Webserv();
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// Webserv &operator=(Webserv const &rhs);
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// init.cpp
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void init_virtual_servers(std::vector<ServerConfig>* servers);
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// run_loop.cpp
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void run();
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private:
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int _epfd;
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std::vector<listen_socket> _listen_sockets;
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std::vector<ServerConfig> _servers;
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std::vector<Client> _clients;
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std::map<int, std::string> _http_status;
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std::map<std::string, std::string> _mime_types;
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// accept.cpp
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void _accept_connection(listen_socket &lsocket);
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std::map<std::string, std::string>
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_extract_infos(struct sockaddr_in addr);
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// request.cpp
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void _request(Client *client);
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int _read_request(Client *client);
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// response.cpp
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void _response(Client *client);
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int _send_response(Client *client);
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void _append_base_headers(Client *client);
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void _construct_response(Client *client);
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void _process_method(Client *client, std::string &path);
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std::string _replace_url_root(Client *client, std::string path);
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void _insert_status_line(Client *client);
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void _error_html_response(Client *client);
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void _append_body(Client *client, const std::string &body, const std::string &file_extension = "");
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// method_get.cpp
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void _get(Client *client, std::string &path);
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void _get_file(Client *client, const std::string &path);
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void _autoindex(Client *client, const std::string &path);
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std::string _determine_file_extension(const std::string &path) const;
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// method_post.cpp
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void _post(Client *client, const std::string &path);
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void _upload_files(Client *client);
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// method_delete.cpp
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void _delete(Client *client, const std::string &path);
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void _delete_file(Client *client, const std::string &path);
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// epoll_update.cpp
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int _epoll_update(int fd, uint32_t events, int op);
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int _epoll_update(int fd, uint32_t events, int op, void *ptr);
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// signal.cpp
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void _handle_last_signal();
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// close.cpp
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void _close_client(int fd);
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void _close_client_cgi_pipes(Client *client);
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void _close_all_clients();
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void _close_all_clients_fd();
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void _close_all_clients_cgi_pipes();
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void _close_all_listen_sockets();
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void _reopen_lsocket(std::vector<listen_socket>::iterator it);
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void _handle_epoll_error_lsocket(uint32_t events, std::vector<listen_socket>::iterator it);
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void _handle_epoll_error_client(uint32_t events, int fd);
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// init.cpp
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void _bind(int socket_fd, in_port_t port, std::string host);
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void _listen(int socket_fd, unsigned int max_connections);
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void _init_http_status_map();
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void _init_mime_types_map();
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// timeout.cpp
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void _timeout();
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// cgi.cpp
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bool _is_cgi(Client *client, std::string path);
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size_t _cgi_pos(Client *client, std::string &path, size_t pos);
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void _cgi_open_pipes(Client *client);
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void _exec_cgi(Client *client);
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void _set_env_vector(Client *client, std::vector<std::string> &env_vector);
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void _set_env_cstr(char *env_cstr[], std::vector<std::string> &env_vector);
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std::string _dup_env(std::string var, std::string val);
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std::string _dup_env(std::string var, int i);
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void _exec_script(Client *client, char *env[]);
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void _check_script_output(Client *client, std::string & output);
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void _check_script_status(Client *client, std::string & output);
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unsigned int
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_check_script_fields(const std::string & output, unsigned int status);
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void _check_fields_duplicates(Client *client, std::string & output);
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void _add_script_body_length_header(std::string & output);
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void _remove_body_leading_empty_lines(std::string & output);
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// cgi_epoll.cpp
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void _read_cgi_output(Client *client);
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void _handle_epollerr_cgi_output(uint32_t events, Client *client);
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void _handle_epollhup_cgi_output(uint32_t events, Client *client);
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void _cgi_input_ready(Client *client);
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void _handle_epollerr_cgi_input(uint32_t events, Client *client);
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Client *_find_cgi_output_fd(int fd);
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Client *_find_cgi_input_fd(int fd);
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///////////////////////
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class ExecFail : public std::exception
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{
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public :
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virtual const char* what() const throw() {
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return ("Exec CGI fail");
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};
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};
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};
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#endif
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/*
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HTTP Semantics:
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https://www.rfc-editor.org/rfc/rfc9110.html
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https://www.bortzmeyer.org/9110.html
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https://www.bortzmeyer.org/cours-http-cnam.html
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HTTP/1.1:
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https://www.rfc-editor.org/rfc/rfc9112.html
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https://www.bortzmeyer.org/9112.html
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CGI:
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https://www.rfc-editor.org/rfc/rfc3875.html
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*/
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