#!/bin/sh
#
# pbs_server	This script will start and stop the PBS Server
#
# chkconfig: 345 95 5
# description: PBS is a versatile batch system for SMPs and clusters
#
# Source the library functions
test -f /etc/rc.d/init.d/functions && . /etc/rc.d/init.d/functions

create() {
    echo -n "Creating initial TORQUE configuration: "
    if [ -r $PBS_SERVERDB ]; then
        echo "Configuration already exists.  Please remove $PBS_SERVERDB to create a new one."
        exit 1
    fi

    for SLEEP in 2 4 6 8 10 ; do
        $PBS_DAEMON -d $PBS_HOME -t create -f &
        sleep $SLEEP
        $BIN_PATH/qterm
    done
    if [ -r $PBS_SERVERDB ]; then
        success
        RET=0
    else
        failure
        RET=1
    fi
}

start() {
    status pbs_server >/dev/null 2>&1
    if [ $? -eq 0 ]; then
        echo "pbs_server is already running."
        exit 0
    fi
    if [ ! -r $PBS_SERVERDB ]; then
        create
    fi
    echo -n "Starting TORQUE Server: "
    daemon $PBS_DAEMON -d $PBS_HOME $PBS_ARGS
    RET=$?
    [ $RET -eq 0 ] && touch /var/lock/subsys/pbs_server
    echo
}

stop() {
    status pbs_server >/dev/null 2>&1
    if [ $? -ne 0 ]; then
        echo "pbs_server is not running."
        exit 0
    fi
    echo -n "Shutting down TORQUE Server: "
    $BIN_PATH/qterm
    RET=$?
    if [[ $RET -ne 0 ]]; then
      killproc pbs_server -TERM
      RET=$?
    fi

    rm -f /var/lock/subsys/pbs_server
    echo
}

reload() {
    echo -n "Reloading pbs_server: "
    killproc pbs_server -HUP
    RET=$?
    echo
}

# customize these to match your settings
SBIN_PATH=@sbindir@
BIN_PATH=@bindir@
PBS_DAEMON=$SBIN_PATH/pbs_server
PBS_HOME=@PBS_HOME@
PBS_ARGS=""
PBS_SERVERDB="$PBS_HOME/server_priv/serverdb"

if [ -f /etc/sysconfig/pbs_server ]; then
   . /etc/sysconfig/pbs_server
fi

# let see how we were called
case "$1" in
	start) 
		start
		;;
	stop)
		stop
		;;
	status)
		status pbs_server
		RET=$?
		;;
	restart)
		stop
		start
		;;
	reload)
		reload
		;;
	create)
		create
		;;
	*)
		echo "Usage: pbs_server {start|stop|restart|status|reload|create}"
		exit 1
esac
exit $RET