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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* Monkey HTTP Server
* ==================
* Copyright 2001-2017 Eduardo Silva <eduardo@monkey.io>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <monkey/mk_api.h>
#include <sys/socket.h>
#include <sys/un.h>
/* Monkey Plugin Interface */
#include "cheetah.h"
#include "cutils.h"
#include "cmd.h"
#include "loop.h"
void mk_cheetah_loop_stdin(struct mk_server *server)
{
int len;
char cmd[200];
char line[200];
char *rcmd;
mk_cheetah_welcome_msg();
while (1) {
CHEETAH_WRITE(MK_CHEETAH_PROMPT, ANSI_BOLD, ANSI_GREEN, ANSI_RESET);
rcmd = fgets(line, sizeof(line), cheetah_input);
if (!rcmd) {
continue;
}
len = strlen(line);
if (len == 0){
CHEETAH_WRITE("\n");
mk_cheetah_cmd_quit();
}
strncpy(cmd, line, len - 1);
cmd[len - 1] = '\0';
mk_cheetah_cmd(cmd, server);
memset(line, '\0', sizeof(line));
}
}
void mk_cheetah_loop_server(struct mk_server *server)
{
int n, ret;
int buf_len;
unsigned long len;
char buf[1024];
char cmd[1024];
int server_fd;
int remote_fd;
size_t address_length;
struct sockaddr_un address;
socklen_t socket_size = sizeof(struct sockaddr_in);
struct mk_config_listener *listener;
/* Create listening socket */
server_fd = socket(PF_UNIX, SOCK_STREAM, 0);
if (server_fd < 0) {
perror("socket() failed");
exit(EXIT_FAILURE);
}
listener = mk_list_entry_first(&mk_api->config->listeners,
struct mk_config_listener,
_head);
cheetah_server = NULL;
mk_api->str_build(&cheetah_server, &len, "/tmp/cheetah.%s",
listener->port);
unlink(cheetah_server);
address.sun_family = AF_UNIX;
sprintf(address.sun_path, "%s", cheetah_server);
address_length = sizeof(address.sun_family) + len + 1;
if (bind(server_fd, (struct sockaddr *) &address, address_length) != 0) {
perror("bind");
mk_err("Cheetah: could not bind address %s", address.sun_path);
exit(EXIT_FAILURE);
}
if (listen(server_fd, 5) != 0) {
perror("listen");
exit(EXIT_FAILURE);
}
while (1) {
/* Listen for incoming connections */
remote_fd = accept(server_fd, (struct sockaddr *) &address, &socket_size);
cheetah_socket = remote_fd;
buf_len = 0;
memset(buf, '\0', 1024);
/* Send welcome message and prompt */
mk_cheetah_welcome_msg();
CHEETAH_WRITE(MK_CHEETAH_PROMPT, ANSI_BOLD, ANSI_GREEN, ANSI_RESET);
while (1) {
/* Read incoming data */
n = read(remote_fd, buf+buf_len, 1024 - buf_len);
if (n <= 0) {
break;
}
else {
buf_len += n;
if (buf[buf_len-1] == '\n') {
/* Filter command */
strncpy(cmd, buf, buf_len - 1);
cmd[buf_len - 1] = '\0';
/* Run command */
ret = mk_cheetah_cmd(cmd, server);
if (ret == -1) {
break;
}
/* Write prompt */
CHEETAH_WRITE(MK_CHEETAH_PROMPT, ANSI_BOLD, ANSI_GREEN, ANSI_RESET);
buf_len = 0;
memset(buf, '\0', 1024);
}
}
}
close(remote_fd);
}
}
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