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42_INT_12_webserv/srcs/main.cpp
2022-07-13 17:31:18 +02:00

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/*
luke version
*/
#include <iostream>
#include <exception>
#include <stdexcept>
#include "Webserv.hpp"
int main(void)
{
try
{
Webserv serv;
serv.bind(80);
serv.listen(512); // 512 max connections arbitrary
serv.start();
}
catch (std::exception& e)
{
std::cout << e.what() << '\n';
}
return (0);
}
/*
wip hugo version
# include <map>
# include <exception>
# include <stdexcept>
# include <unistd.h> // close
# include <fcntl.h> // fcntl
# include <iostream> // cout, cin
# include <cerrno> // errno
# include <cstdio> // perror
# include <string.h> // memset
# include <sys/socket.h> // socket, accept, listen, send, recv, bind, connect, setsockopt, getsockname
# include <netinet/in.h> // sockaddr_in
# include <arpa/inet.h> // inet_ntoa, inet_addr, htonl, htons, ntohl, ntohs
# include <poll.h> // poll
# define INVALID -1
# define PORT 80
# define BACKLOG 20
int main()
{
struct sockaddr_in my_addr;
struct sockaddr_in their_addr;
int sckt_fd;
int axpt_fd;
int lstn;
socklen_t addr_len;
// INIT SOCKET
sckt_fd = socket(AF_INET, SOCK_STREAM | SOCK_NONBLOCK, 0);
if (sckt_fd == INVALID)
{
perror("err socket(): ");
return 0;
}
std::cout << "server init\n";
// BIND IT
memset(&my_addr, 0, sizeof(my_addr));
my_addr.sin_family = AF_INET;
my_addr.sin_port = htons(PORT);
my_addr.sin_addr.s_addr = htonl(INADDR_ANY);
// my_addr.sin_addr.s_addr = inet_addr("10.12.110.57");
bind(sckt_fd, (struct sockaddr *)&my_addr, sizeof(my_addr));
if (sckt_fd == INVALID)
{
perror("err bind(): ");
return 0;
}
std::cout << "socket bind to port: " << PORT << "\n";
// https://beej.us/guide/bgnet/html/index-wide.html#cb29 :
//
// Sometimes, you might notice, you try to rerun a server and bind() fails, claiming “Address already in use.” What does that mean? Well, a little bit of a socket that was connected is still hanging around in the kernel, and its hogging the port. You can either wait for it to clear (a minute or so), or add code to your program allowing it to reuse the port, like this:
//
// int yes=1;
//
// // lose the pesky "Address already in use" error message
// if (setsockopt(listener,SOL_SOCKET,SO_REUSEADDR,&yes,sizeof yes) == -1) {
// perror("setsockopt");
// exit(1);
// }
// LISTEN ON IT
lstn = listen(sckt_fd, BACKLOG);
if (lstn == INVALID)
{
perror("err listen(): ");
return 0;
}
std::cout << "server listening\n";
// ACCEPT INCOMING CONNECT
while (1)
{
addr_len = sizeof(their_addr);
axpt_fd = accept(sckt_fd, (sockaddr*)&their_addr, &addr_len);
if (axpt_fd == INVALID)
{
perror("err accept(): ");
continue;
}
std::cout << "server accepted a socket from: "
<< inet_ntoa(their_addr.sin_addr)
<< "\n";
break;
}
return 0;
}
*/