adding first tests with cgi

srcs/Webserv.cpp

@@ -177,6 +177,73 @@ void	Webserv::_read_request(int fd)
 
 void	Webserv::_send_response(int fd)
 {
+
+
+	// TMP test cgi
+	// find POST in _buf
+	std::string tmpstr = _buf;
+	std::size_t found;
+	found = tmpstr.find("POST");
+	// if "POST" found, execve a cgi
+	if (found != std::string::npos)
+	{
+		int		save_stdout;
+		char**	env = new char*[4];
+		char * const * nll = NULL;
+
+		// set env
+		env[0] = strdup("PATH_INFO=/no");
+		env[1] = strdup("REQUEST_METHOD=POST");
+		env[2] = strdup("SERVER_PROTOCOL=HTTP/1.1");
+		env[3] = NULL;
+		// save STDOUT
+		save_stdout = dup(STDOUT_FILENO);
+		// inside chil process
+		if (fork() == 0)
+		{
+			dup2(fd, STDOUT_FILENO);
+			execve("./srcs/cgi-bin/cgi_cpp.cgi", nll, env);
+		}
+		// inside parent process
+		else
+			waitpid(-1, NULL, 0);
+		// restore stdout
+		dup2(save_stdout, STDOUT_FILENO);
+		// don't send the rest
+		::close(fd);
+		return;
+	}
+	else
+		found = tmpstr.find("index.html");
+	// if "index.html" found, send the page
+	if (found != std::string::npos)
+	{
+		int	index_fd;
+		std::string to_send;
+		std::string end_header = "\r\n\r\n";
+		std::string body;
+		std::stringstream strs;
+		char buffer[1];
+
+		to_send = "HTTP/1.1 200 OK\nContent-Type: text/html; charset=UTF-8\nContent-Length: ";
+		index_fd = open("./index.html", O_RDONLY);
+		for (int ret = 1; ret > 0;)
+		{
+			ret = read(index_fd, buffer, 1);
+			body += buffer;
+		}
+		strs << body.size();
+		to_send += strs.str();
+		to_send += end_header;
+		to_send += body;
+		::send(fd, to_send.c_str(), to_send.size(), 0);
+		// don't send the rest
+		::close(fd);
+		return;
+	}
+	// TMP end test cgi
+
+
 	std::cout << "send()\n";
 	if (::send(fd, _buf, _read_ret, 0) == -1)
 		std::perror("err send(): ");