#! /bin/sh

### BEGIN INIT INFO

# Provides:	 keepalived

# Required-Start: $remote_fs $syslog

# Required-Stop : $remote_fs $syslog

# Default-Start : 3 5

# Default-Stop  : 0 1 2 6

# Description   : Start keepalived to allow XY and provide YZ

# continued on second line by '#<TAB>'

### END INIT INFO

DAEMON="Keepalived daemon"

DAEMON_BIN="@sbindir@/keepalived"

DAEMON_CONF="@sysconfdir@/keepalived/keepalived.conf"

DAEMON_PIDFILE="@localstatedir@/run/keepalived.pid"

DAEMON_OPT="-d"

#DAEMON_USER="root"

SUPPORTS_HUP="yes"

#       PidFile @localstatedir@/run/keepalived.pid

#       DatabaseOwner root

pid_par=${DAEMON_PIDFILE:+"-p $DAEMON_PIDFILE"}

usr_par=${DAEMON_USER:+"-u $DAEMON_USER"}

test -x $DAEMON_BIN || exit 5

# 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.

# remove empty pid files to avoid disturbing warnings by checkproc/killproc

# (these can occur if dhcpd does not start correctly)

test -e $DAEMON_PIDFILE && ! test -s $DAEMON_PIDFILE && rm $DAEMON_PIDFILE

case "$1" in

        start)

		echo -n "Starting $DAEMON "

		if test ! -f ${DAEMON_CONF}; then

		    echo -n >&2 "Configuration file, ${DAEMON_CONF} does not exist. "

		    rc_status -s

		    exit 6

		fi

		checkproc $pid_par ${DAEMON_BIN}

		case $? in

		    0) echo -n "- Warning: daemon already running. " ;;

		    1) echo -n "- Warning: ${DAEMON_PIDFILE} exists. " ;;

		esac

#		echo "startproc $usr_par $pid_par ${DAEMON_BIN} ${DAEMON_OPT}"

		startproc $usr_par $pid_par ${DAEMON_BIN} ${DAEMON_OPT}

		rc_status -v

		;;

	stop)

		echo -n "Shutting down $DAEMON "

		checkproc $pid_par ${DAEMON_BIN} || \

		echo -n " Warning: daemon not running. "

		killproc $pid_par -t 10 ${DAEMON_BIN}

		rc_status -v

		;;

	try-restart|condrestart)

		if test "$1" = "condrestart"; then

			echo "${attn} Use try-restart ${done}(LSB)${attn} rather than condrestart ${warn}(RH)${norm}"

		fi

		$0 status

		if test $? = 0; then

			$0 restart

		else

			rc_reset

		fi

		rc_status

		;;

	restart)

		$0 stop

		$0 start

		rc_status

		;;

	force-reload|reload)

	        if test "$SUPPORTS_HUP" = "yes"; then

	            echo -n "Reload service $DAEMON "

		    checkproc $pid_par ${DAEMON_BIN} && \

			touch ${DAEMON_PIDFILE} || \

			echo -n >&2 " Warning: daemon not running. "

		    killproc $pid_par -HUP ${DAEMON_BIN}

                    rc_status -v

	        else

                    $0 stop  &&  sleep 3  &&  $0 start

                    rc_status

	        fi

    		;;

	status)

		echo -n "Checking for $DAEMON "

		checkproc $pid_par ${DAEMON_BIN}

		rc_status -v

		;;

	probe)

		test ${DAEMON_CONF} -nt ${DAEMON_PIDFILE} && echo reload

		;;

	*)

		echo "Usage: $0 {start|stop|status|try-restart|restart|force-reload|reload|probe}"

		exit 1

		;;

esac

rc_exit