2 * Copyright (C) 1997, 98 Kunihiro Ishiguro <kunihiro@zebra.org>
4 * This file is part of GNU Zebra.
6 * GNU Zebra is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by the
8 * Free Software Foundation; either version 2, or (at your option) any
11 * GNU Zebra is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with GNU Zebra; see the file COPYING. If not, write to the Free
18 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
24 #include <lib/version.h>
38 #include "ripd/ripd.h"
41 static struct option longopts[] =
43 { "daemon", no_argument, NULL, 'd'},
44 { "config_file", required_argument, NULL, 'f'},
45 { "pid_file", required_argument, NULL, 'i'},
46 { "socket", required_argument, NULL, 'z'},
47 { "help", no_argument, NULL, 'h'},
48 { "dryrun", no_argument, NULL, 'C'},
49 { "vty_addr", required_argument, NULL, 'A'},
50 { "vty_port", required_argument, NULL, 'P'},
51 { "retain", no_argument, NULL, 'r'},
52 { "user", required_argument, NULL, 'u'},
53 { "group", required_argument, NULL, 'g'},
54 { "version", no_argument, NULL, 'v'},
59 zebra_capabilities_t _caps_p [] =
65 struct zebra_privs_t ripd_privs =
67 #if defined(QUAGGA_USER)
70 #if defined QUAGGA_GROUP
71 .group = QUAGGA_GROUP,
74 .vty_group = VTY_GROUP,
81 /* Configuration file and directory. */
82 char config_default[] = SYSCONFDIR RIPD_DEFAULT_CONFIG;
83 char *config_file = NULL;
85 /* ripd program name */
87 /* Route retain mode flag. */
90 /* RIP VTY bind address. */
91 char *vty_addr = NULL;
93 /* RIP VTY connection port. */
94 int vty_port = RIP_VTY_PORT;
96 /* Master of threads. */
97 struct thread_master *master;
99 /* Process ID saved for use by init system */
100 const char *pid_file = PATH_RIPD_PID;
102 /* Help information display. */
104 usage (char *progname, int status)
107 fprintf (stderr, "Try `%s --help' for more information.\n", progname);
110 printf ("Usage : %s [OPTION...]\n\
111 Daemon which manages RIP version 1 and 2.\n\n\
112 -d, --daemon Runs in daemon mode\n\
113 -f, --config_file Set configuration file name\n\
114 -i, --pid_file Set process identifier file name\n\
115 -z, --socket Set path of zebra socket\n\
116 -A, --vty_addr Set vty's bind address\n\
117 -P, --vty_port Set vty's port number\n\
118 -C, --dryrun Check configuration for validity and exit\n\
119 -r, --retain When program terminates, retain added route by ripd.\n\
120 -u, --user User to run as\n\
121 -g, --group Group to run as\n\
122 -v, --version Print program version\n\
123 -h, --help Display this help and exit\n\
125 Report bugs to %s\n", progname, ZEBRA_BUG_ADDRESS);
131 /* SIGHUP handler. */
135 zlog_info ("SIGHUP received");
138 zlog_info ("ripd restarting!");
140 /* Reload config file. */
141 vty_read_config (config_file, config_default);
143 /* Create VTY's socket */
144 vty_serv_sock (vty_addr, vty_port, RIP_VTYSH_PATH);
146 /* Try to return to normal operation. */
149 /* SIGINT handler. */
153 zlog_notice ("Terminating on signal");
161 /* SIGUSR1 handler. */
168 static struct quagga_signal_t ripd_signals[] =
188 /* Main routine of ripd. */
190 main (int argc, char **argv)
197 /* Set umask before anything for security */
200 /* Get program name. */
201 progname = ((p = strrchr (argv[0], '/')) ? ++p : argv[0]);
203 /* First of all we need logging init. */
204 zlog_default = openzlog (progname, ZLOG_RIP,
205 LOG_CONS|LOG_NDELAY|LOG_PID, LOG_DAEMON);
207 /* Command line option parse. */
212 opt = getopt_long (argc, argv, "df:i:z:hA:P:u:g:rvC", longopts, 0);
225 config_file = optarg;
234 zclient_serv_path_set (optarg);
237 /* Deal with atoi() returning 0 on failure, and ripd not
238 listening on rip port... */
239 if (strcmp(optarg, "0") == 0)
244 vty_port = atoi (optarg);
245 if (vty_port <= 0 || vty_port > 0xffff)
246 vty_port = RIP_VTY_PORT;
255 ripd_privs.user = optarg;
258 ripd_privs.group = optarg;
261 print_version (progname);
273 /* Prepare master thread. */
274 master = thread_master_create ();
276 /* Library initialization. */
277 zprivs_init (&ripd_privs);
278 signal_init (master, array_size(ripd_signals), ripd_signals);
285 /* RIP related initialization. */
288 rip_zclient_init (master);
291 /* Get configuration file. */
292 vty_read_config (config_file, config_default);
294 /* Start execution only if not in dry-run mode */
298 /* Change to the daemon program. */
299 if (daemon_mode && daemon (0, 0) < 0)
301 zlog_err("RIPd daemon failed: %s", strerror(errno));
305 /* Pid file create. */
306 pid_output (pid_file);
308 /* Create VTY's socket */
309 vty_serv_sock (vty_addr, vty_port, RIP_VTYSH_PATH);
312 zlog_notice ("RIPd %s starting: vty@%d", QUAGGA_VERSION, vty_port);
314 /* Execute each thread. */
315 thread_main (master);