2 * Copyright (C) 1999 Yasuhiro Ohara
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
18 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
19 * Boston, MA 02111-1307, USA.
23 #include <lib/version.h>
41 #include "ospf6_top.h"
42 #include "ospf6_message.h"
43 #include "ospf6_asbr.h"
44 #include "ospf6_lsa.h"
45 #include "ospf6_interface.h"
46 #include "ospf6_zebra.h"
48 /* Default configuration file name for ospf6d. */
49 #define OSPF6_DEFAULT_CONFIG "ospf6d.conf"
51 /* Default port values. */
52 #define OSPF6_VTY_PORT 2606
54 /* ospf6d privileges */
55 zebra_capabilities_t _caps_p [] =
61 struct zebra_privs_t ospf6d_privs =
63 #if defined(QUAGGA_USER)
66 #if defined QUAGGA_GROUP
67 .group = QUAGGA_GROUP,
70 .vty_group = VTY_GROUP,
77 /* ospf6d options, we use GNU getopt library. */
78 struct option longopts[] =
80 { "daemon", no_argument, NULL, 'd'},
81 { "config_file", required_argument, NULL, 'f'},
82 { "pid_file", required_argument, NULL, 'i'},
83 { "socket", required_argument, NULL, 'z'},
84 { "vty_addr", required_argument, NULL, 'A'},
85 { "vty_port", required_argument, NULL, 'P'},
86 { "user", required_argument, NULL, 'u'},
87 { "group", required_argument, NULL, 'g'},
88 { "version", no_argument, NULL, 'v'},
89 { "dryrun", no_argument, NULL, 'C'},
90 { "help", no_argument, NULL, 'h'},
94 /* Configuration file and directory. */
95 char config_default[] = SYSCONFDIR OSPF6_DEFAULT_CONFIG;
97 /* ospf6d program name. */
103 /* Master of threads. */
104 struct thread_master *master;
106 /* Process ID saved for use by init system */
107 const char *pid_file = PATH_OSPF6D_PID;
109 /* Help information display. */
111 usage (char *progname, int status)
114 fprintf (stderr, "Try `%s --help' for more information.\n", progname);
117 printf ("Usage : %s [OPTION...]\n\n\
118 Daemon which manages OSPF version 3.\n\n\
119 -d, --daemon Runs in daemon mode\n\
120 -f, --config_file Set configuration file name\n\
121 -i, --pid_file Set process identifier file name\n\
122 -z, --socket Set path of zebra socket\n\
123 -A, --vty_addr Set vty's bind address\n\
124 -P, --vty_port Set vty's port number\n\
125 -u, --user User to run as\n\
126 -g, --group Group to run as\n\
127 -v, --version Print program version\n\
128 -C, --dryrun Check configuration for validity and exit\n\
129 -h, --help Display this help and exit\n\
131 Report bugs to %s\n", progname, ZEBRA_BUG_ADDRESS);
137 static void __attribute__ ((noreturn))
138 ospf6_exit (int status)
140 struct listnode *node;
141 struct interface *ifp;
144 ospf6_delete (ospf6);
146 for (ALL_LIST_ELEMENTS_RO(iflist, node, ifp))
147 if (ifp->info != NULL)
148 ospf6_interface_delete(ifp->info);
150 ospf6_message_terminate ();
151 ospf6_asbr_terminate ();
152 ospf6_lsa_terminate ();
159 zclient_free (zclient);
162 thread_master_free (master);
165 closezlog (zlog_default);
170 /* SIGHUP handler. */
174 zlog_info ("SIGHUP received");
177 /* SIGINT handler. */
181 zlog_notice ("Terminating on signal SIGINT");
185 /* SIGTERM handler. */
189 zlog_notice ("Terminating on signal SIGTERM");
194 /* SIGUSR1 handler. */
198 zlog_info ("SIGUSR1 received");
202 struct quagga_signal_t ospf6_signals[] =
222 /* Main routine of ospf6d. Treatment of argument and starting ospf finite
223 state machine is handled here. */
225 main (int argc, char *argv[], char *envp[])
229 char *vty_addr = NULL;
231 char *config_file = NULL;
234 /* Set umask before anything for security */
237 /* Preserve name of myself. */
238 progname = ((p = strrchr (argv[0], '/')) ? ++p : argv[0]);
240 /* Command line argument treatment. */
243 opt = getopt_long (argc, argv, "df:i:z:hp:A:P:u:g:vC", longopts, 0);
256 config_file = optarg;
265 zclient_serv_path_set (optarg);
268 /* Deal with atoi() returning 0 on failure, and ospf6d not
269 listening on ospf6d port... */
270 if (strcmp(optarg, "0") == 0)
275 vty_port = atoi (optarg);
276 if (vty_port <= 0 || vty_port > 0xffff)
277 vty_port = OSPF6_VTY_PORT;
280 ospf6d_privs.user = optarg;
283 ospf6d_privs.group = optarg;
286 print_version (progname);
309 master = thread_master_create ();
311 /* Initializations. */
312 zlog_default = openzlog (progname, ZLOG_OSPF6,
313 LOG_CONS|LOG_NDELAY|LOG_PID,
315 zprivs_init (&ospf6d_privs);
316 /* initialize zebra libraries */
317 signal_init (master, array_size(ospf6_signals), ospf6_signals);
325 /* initialize ospf6 */
328 /* parse config file */
329 vty_read_config (config_file, config_default);
331 /* Start execution only if not in dry-run mode */
335 if (daemon_mode && daemon (0, 0) < 0)
337 zlog_err("OSPF6d daemon failed: %s", strerror(errno));
341 /* pid file create */
342 pid_output (pid_file);
344 /* Make ospf6 vty socket. */
346 vty_port = OSPF6_VTY_PORT;
347 vty_serv_sock (vty_addr, vty_port, OSPF6_VTYSH_PATH);
349 /* Print start message */
350 zlog_notice ("OSPF6d (Quagga-%s ospf6d-%s) starts: vty@%d",
351 QUAGGA_VERSION, OSPF6_DAEMON_VERSION,vty_port);
353 /* Start finite state machine, here we go! */
354 thread_main (master);
356 /* Log in case thread failed */
357 zlog_warn ("Thread failed");