#!/bin/sh
# Copyright (c) 2005-2006 SUSE Linux AG, Nuernberg, Germany.
# All rights reserved.
#
# Author: Klaus Singvogel.
# Please send feedback to http://www.suse.de/feedback
#
# ddclient      This shell script takes care of starting and stopping
#               ddclient.
#
#
### BEGIN INIT INFO
# Provides:          ddclient
# Required-Start:    $syslog $local_fs $network
# Should-Start:      $time ypbind sendmail $remote_fs rp-pppoe
# Required-Stop:     $syslog $local_fs
# Should-Stop:       $time ypbind sendmail $remote_fs rp-pppoe
# Default-Start:     3 5
# Default-Stop:      0 1 2 6
# Short-Description: ddclient a daemon to update dynamic DNS entries
# Description:       ddclient is a Perl client used to update dynamic DNS
#                    entries for accounts on many dynamic DNS services and
#                    can be used on many types of firewalls
### END INIT INFO
# 


DDCLIENT_BIN=/usr/sbin/ddclient
DDCLIENT_CONFIG=/etc/ddclient.conf
DDCLIENT_SYSCONFIG=/etc/sysconfig/ddclient

[ -x $DDCLIENT_BIN ] || exit 5
[ -s $DDCLIENT_CONFIG ] || exit 6
[ -s $DDCLIENT_SYSCONFIG ] && . $DDCLIENT_SYSCONFIG

# some defaults
dd_intervall=${DDCLIENT_INTERVALL:-300}

# if no "use=" is set in ddclient.conf try 'ppp0' as a default
if [ `/bin/cat $DDCLIENT_CONFIG | grep -e "^use=" >/dev/null; echo $?` -eq 0 ]; then
  dd_use=
else
  dd_use="-use if -if ppp0"
fi

# Shell functions sourced from /etc/rc.status:
#      rc_check         check and set local and overall rc status
#      rc_status        check and set local and overall rc status
#      rc_status -v     ditto but be verbose in local rc status
#      rc_status -v -r  ditto and clear the local rc status
#      rc_failed        set local and overall rc status to failed
#      rc_failed <num>  set local and overall rc status to <num><num>
#      rc_reset         clear local rc status (overall remains)
#      rc_exit          exit appropriate to overall rc status
. /etc/rc.status

# First reset status of this service
rc_reset

# Return values acc. to LSB for all commands but status:
# 0 - success
# 1 - generic or unspecified error
# 2 - invalid or excess argument(s)
# 3 - unimplemented feature (e.g. "reload")
# 4 - insufficient privilege
# 5 - program is not installed
# 6 - program is not configured
# 7 - program is not running
# 
# Note that starting an already running service, stopping
# or restarting a not-running service as well as the restart
# with force-reload (in case signalling is not supported) are
# considered a success.

case "$1" in
  start)
	echo -n "Starting ddclient daemon :"
	/sbin/startproc "$DDCLIENT_BIN" -daemon $dd_intervall "$dd_use" $DDCLIENT_OPTIONS

	# remember status and be verbose
	rc_status -v
	;;
  stop)
	echo -n "Shutting down ddclient daemon :"
	/sbin/killproc -TERM `basename "$DDCLIENT_BIN"`

	# remember status and be verbose
	rc_status -v
	;;
  try-restart)
	$0 status >/dev/null &&  $0 restart

	# Remember status and be quiet
	rc_status
	;;
  restart)
	$0 stop
	$0 start

	# Remember status and be quiet
	rc_status
	;;
  force-reload)
#	echo -n "Reload service ddclient"
	rc_failed 3

	# remember status and be verbose
	rc_status -v
	;;
  reload)
	rc_failed 3

	# remember status and be verbose
	rc_status -v
	;;
  status)
	echo -n "Checking for service ddclient :"
	/sbin/checkproc `basename "$DDCLIENT_BIN"`

	# remember status and be verbose
	rc_status -v
	;;
  *)
	echo "Usage: ddclient {start|stop|try-restart|restart|status}"
	exit 1
esac

rc_exit