pimd/pim_signals.c

/*
  PIM for Quagga
  Copyright (C) 2008  Everton da Silva Marques

  This program is free software; you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by
  the Free Software Foundation; either version 2 of the License, or
  (at your option) any later version.

  This program is distributed in the hope that it will be useful, but
  WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  General Public License for more details.
  
  You should have received a copy of the GNU General Public License
  along with this program; see the file COPYING; if not, write to the
  Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston,
  MA 02110-1301 USA
  
  $QuaggaId: $Format:%an, %ai, %h$ $
*/

#include <signal.h>

#include <zebra.h>
#include "sigevent.h"
#include "memory.h"
#include "log.h"

#include "pim_signals.h"
#include "pimd.h"

/*
 * Signal handlers
 */

static void pim_sighup()
{
  zlog_debug ("SIGHUP received, ignoring");
}

static void pim_sigint()
{
  zlog_notice("Terminating on signal SIGINT");
  pim_terminate();
  exit(1);
}

static void pim_sigterm()
{
  zlog_notice("Terminating on signal SIGTERM");
  pim_terminate();
  exit(1);
}

static void pim_sigusr1()
{
  zlog_debug ("SIGUSR1 received");
  zlog_rotate (NULL);
}

static struct quagga_signal_t pimd_signals[] =
{
  {
   .signal = SIGHUP,
   .handler = &pim_sighup,
   },
  {
   .signal = SIGUSR1,
   .handler = &pim_sigusr1,
   },
  {
   .signal = SIGINT,
   .handler = &pim_sigint,
   },
  {
   .signal = SIGTERM,
   .handler = &pim_sigterm,
   },
};

void pim_signals_init()
{
  signal_init(master, array_size(pimd_signals), pimd_signals);
}