#!/bin/sh
#
# pbs_mom       This script will start and stop the PBS Mom
#
# chkconfig: 345 95 5
# description: TORQUE/PBS is a versatile batch system for SMPs and clusters
### BEGIN INIT INFO
# Provides:          pbs_mom
# Required-Start:    $network
# Should-Start:
# Required-Stop:     $network
# Should-Stop:
# Default-Start:     3 5
# Default-Stop:      0 1 2 6
# Short-Description: batch system for clusters
# Description:       TORQUE/PBS is a versatile batch system for SMPs and clusters
#       continued on second line by '#<TAB>'
#       should contain enough info for the runlevel editor
#       to give admin some idea what this service does and
#       what it's needed for ...
#       (The Short-Description should already be a good hint.)
### END INIT INFO

#
PBS_DAEMON=/usr/local/sbin/pbs_mom
PBS_HOME=/var/spool/torque
PIDFILE=$PBS_HOME/mom_priv/mom.lock
export PBS_DAEMON PBS_HOME PIDFILE


ulimit -n 32768
# Source the library functions
. /etc/rc.status
rc_reset

[ -f /etc/sysconfig/pbs_mom ] && . /etc/sysconfig/pbs_mom
[ -x $PBS_DAEMON ] || exit

args=""
if [ -z "$PREVLEVEL" ];then
   # being run manually, don't disturb jobs
   args="-p"
fi

pidof_pbs_mom() {
   pid="-1"
   if [ -f $PIDFILE ];then
        pid=`cat $PIDFILE`
   fi
   echo $pid
}

kill_pbs_mom() {
   pid=`pidof_pbs_mom`

   if [ $pid -le 1 ];then
      return -1;
   fi
   retval=1
   while kill -0 $pid 2>/dev/null;do
      kill -TERM $pid
      retval=$?
      sleep 1
   done
   return $retval
}

# how were we called
case "$1" in
        start)
                echo -n "Starting TORQUE Mom: "
                startproc $PBS_DAEMON $args $DAEMON_ARGS
                rc_status -v
                ;;
        purge)
                [ -f /var/lock/subsys/pbs_mom ] && $0 stop
                echo -n "Starting TORQUE Mom with purge: "
                startproc $PBS_DAEMON -r $DAEMON_ARGS
                rc_status -v
                ;;
        stop)
                echo -n "Shutting down TORQUE Mom: "
                kill_pbs_mom
                rc_status -v
                ;;
        status)
                checkproc -p $PIDFILE $PBS_DAEMON
                rc_status -v
                ;;
        restart)
                $0 stop
                sleep 1
                $0 start
                rc_status
                ;;
        reload)
                echo -n "Re-reading TORQUE Mom config file: "
                killproc -p $PIDFILE -HUP pbs_mom
                rc_status -v
                ;;
        *)
                echo "Usage: pbs_mom {start|stop|restart|reload|status|purge}"
                exit 1
esac
rc_exit