#!/bin/sh
#
##############################
# init info for redhat distros
# chkconfig: - 90 36
# description: Starts and stops the clustered tdb daemon
# pidfile: /var/run/ctdbd/ctdbd.pid
##############################

##############################
# SLES/OpenSuSE init info
### BEGIN INIT INFO
# Provides:       ctdb
# Required-Start: $network
# Required-Stop:
# Default-Start:  3 5
# Default-Stop:
# Description:    initscript for the ctdb service
### END INIT INFO

# Source function library.
if [ -f /etc/init.d/functions ] ; then
  . /etc/init.d/functions
elif [ -f /etc/rc.d/init.d/functions ] ; then
  . /etc/rc.d/init.d/functions
fi

[ -f /etc/rc.status ] && {
    . /etc/rc.status
    rc_reset
    LC_ALL=en_US.UTF-8
}

# Avoid using root's TMPDIR
unset TMPDIR

. /etc/ctdb/functions
loadconfig network
loadconfig ctdb

# check networking is up (for redhat)
[ "${NETWORKING}" = "no" ] && exit 0

[ -z "$CTDB_RECOVERY_LOCK" ] && {
    echo "You must configure the location of the CTDB_RECOVERY_LOCK"
    exit 1
}
CTDB_OPTIONS="$CTDB_OPTIONS --reclock=$CTDB_RECOVERY_LOCK"

# build up CTDB_OPTIONS variable from optional parameters
[ -z "$CTDB_LOGFILE" ]          || CTDB_OPTIONS="$CTDB_OPTIONS --logfile=$CTDB_LOGFILE"
[ -z "$CTDB_NODES" ]            || CTDB_OPTIONS="$CTDB_OPTIONS --nlist=$CTDB_NODES"
[ -z "$CTDB_SOCKET" ]           || CTDB_OPTIONS="$CTDB_OPTIONS --socket=$CTDB_SOCKET"
[ -z "$CTDB_PUBLIC_ADDRESSES" ] || CTDB_OPTIONS="$CTDB_OPTIONS --public-addresses=$CTDB_PUBLIC_ADDRESSES"
[ -z "$CTDB_PUBLIC_INTERFACE" ] || CTDB_OPTIONS="$CTDB_OPTIONS --public-interface=$CTDB_PUBLIC_INTERFACE"
[ -z "$CTDB_DBDIR" ]            || CTDB_OPTIONS="$CTDB_OPTIONS --dbdir=$CTDB_DBDIR"
[ -z "$CTDB_EVENT_SCRIPT" ]     || CTDB_OPTIONS="$CTDB_OPTIONS --event-script $CTDB_EVENT_SCRIPT"
[ -z "$CTDB_TRANSPORT" ]        || CTDB_OPTIONS="$CTDB_OPTIONS --transport $CTDB_TRANSPORT"
[ -z "$CTDB_DEBUGLEVEL" ]       || CTDB_OPTIONS="$CTDB_OPTIONS -d $CTDB_DEBUGLEVEL"

if [ -x /sbin/startproc ]; then
    init_style="suse"
else if [ -x /sbin/start-stop-daemon ]; then
	init_style="ubuntu"
    else
	init_style="redhat"
    fi
fi

start() {
        killall -q ctdbd
	echo -n $"Starting ctdbd service: "
	case $init_style in
	    suse)
		startproc /usr/sbin/ctdbd $CTDB_OPTIONS
		rc_status -v
		;;
	    redhat)
		daemon ctdbd $CTDB_OPTIONS
		RETVAL=$?
		echo
		[ $RETVAL -eq 0 ] && touch /var/lock/subsys/ctdb || RETVAL=1
		return $RETVAL
		;;
	    ubuntu)
		start-stop-daemon --start --quiet --background --exec /usr/sbin/ctdbd -- $CTDB_OPTIONS
		return $?
		;;
	esac
}	

stop() {
	echo -n $"Shutting down ctdbd service: "
	ctdb shutdown
	RETVAL=$?
	case $init_style in
	    suse)
		rc_status -v
		;;
	    redhat)
		echo
		[ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/ctdb
		echo ""
		return $RETVAL
		;;
	esac
}	

restart() {
	stop
	start
}	

status() {
	ctdb status
}	


case "$1" in
  start)
  	start
	;;
  stop)
  	stop
	;;
  restart)
  	restart
	;;
  status)
  	status
	;;
  condrestart)
  	ctdb status > /dev/null && restart || :
	;;
  cron)
	# used from cron to auto-restart ctdb
  	ctdb status > /dev/null || restart
	;;
  *)
	echo $"Usage: $0 {start|stop|restart|status|cron|condrestart}"
	exit 1
esac

exit $?