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8879bd2267
This allow us to find real leaks more easily with tools like valgrind. Signed-off-by: Renato Westphal <renato@opensourcerouting.org>
177 lines
3.3 KiB
C
177 lines
3.3 KiB
C
/*
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* RIPngd main routine.
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* Copyright (C) 1998, 1999 Kunihiro Ishiguro
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*
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* This file is part of GNU Zebra.
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*
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* GNU Zebra is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* GNU Zebra is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; see the file COPYING; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include <zebra.h>
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#include <lib/version.h>
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#include "getopt.h"
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#include "vector.h"
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#include "vty.h"
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#include "command.h"
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#include "memory.h"
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#include "memory_vty.h"
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#include "thread.h"
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#include "log.h"
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#include "prefix.h"
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#include "if.h"
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#include "privs.h"
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#include "sigevent.h"
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#include "vrf.h"
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#include "libfrr.h"
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#include "ripngd/ripngd.h"
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/* RIPngd options. */
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struct option longopts[] = {{"retain", no_argument, NULL, 'r'}, {0}};
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/* ripngd privileges */
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zebra_capabilities_t _caps_p[] = {ZCAP_NET_RAW, ZCAP_BIND};
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struct zebra_privs_t ripngd_privs = {
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#if defined(FRR_USER)
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.user = FRR_USER,
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#endif
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#if defined FRR_GROUP
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.group = FRR_GROUP,
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#endif
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#ifdef VTY_GROUP
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.vty_group = VTY_GROUP,
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#endif
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.caps_p = _caps_p,
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.cap_num_p = 2,
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.cap_num_i = 0};
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/* RIPngd program name */
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/* Route retain mode flag. */
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int retain_mode = 0;
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/* Master of threads. */
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struct thread_master *master;
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static struct frr_daemon_info ripngd_di;
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/* SIGHUP handler. */
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static void sighup(void)
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{
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zlog_info("SIGHUP received");
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ripng_clean();
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ripng_reset();
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/* Reload config file. */
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vty_read_config(ripngd_di.config_file, config_default);
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/* Try to return to normal operation. */
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}
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/* SIGINT handler. */
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static void sigint(void)
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{
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zlog_notice("Terminating on signal");
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if (!retain_mode)
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ripng_clean();
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ripng_zebra_stop();
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frr_fini();
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exit(0);
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}
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/* SIGUSR1 handler. */
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static void sigusr1(void)
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{
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zlog_rotate();
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}
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struct quagga_signal_t ripng_signals[] = {
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{
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.signal = SIGHUP,
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.handler = &sighup,
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},
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{
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.signal = SIGUSR1,
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.handler = &sigusr1,
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},
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{
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.signal = SIGINT,
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.handler = &sigint,
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},
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{
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.signal = SIGTERM,
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.handler = &sigint,
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},
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};
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FRR_DAEMON_INFO(ripngd, RIPNG, .vty_port = RIPNG_VTY_PORT,
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.proghelp = "Implementation of the RIPng routing protocol.",
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.signals = ripng_signals,
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.n_signals = array_size(ripng_signals),
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.privs = &ripngd_privs, )
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/* RIPngd main routine. */
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int main(int argc, char **argv)
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{
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frr_preinit(&ripngd_di, argc, argv);
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frr_opt_add(
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"r", longopts,
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" -r, --retain When program terminates, retain added route by ripd.\n");
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while (1) {
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int opt;
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opt = frr_getopt(argc, argv, NULL);
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if (opt == EOF)
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break;
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switch (opt) {
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case 0:
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break;
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case 'r':
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retain_mode = 1;
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break;
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default:
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frr_help_exit(1);
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break;
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}
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}
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master = frr_init();
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/* Library inits. */
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vrf_init(NULL, NULL, NULL, NULL);
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/* RIPngd inits. */
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ripng_init();
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zebra_init(master);
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ripng_peer_init();
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frr_config_fork();
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frr_run(master);
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/* Not reached. */
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return 0;
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}
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