#!/bin/sh

### BEGIN INIT INFO
# Provides:          OpenStack Dashboard
# Required-Start:    networking
# Required-Stop:     networking
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: OpenStack Dashboard
# Description:       Web based user interface to OpenStack services including
#                    Nova, Swift, Keystone, etc.
### END INIT INFO

DESC="openstack-dashboard"
PIDFILE="/var/run/$DESC.pid"
PYTHON=`which python`
EXEC="@PYTHON_SITEPACKAGES@/openstack_dashboard/manage.py"

start()
{
    if [ -e $PIDFILE ]; then
        PIDDIR=/proc/$(cat $PIDFILE)
        if [ -d ${PIDDIR} ]; then
            echo "$DESC already running."
            exit 1
        else
            echo "Removing stale PID file $PIDFILE"
            rm -f $PIDFILE
        fi
    fi

    echo -n "Starting $DESC..."

    start-stop-daemon --start --quiet --background --pidfile ${PIDFILE} \
        --make-pidfile --exec ${PYTHON} -- ${EXEC} runserver 0.0.0.0:8080

    if [ $? -eq 0 ]; then
        echo "done."
    else
        echo "failed."
    fi
}

stop()
{
    if [ ! -e $PIDFILE ]; then return; fi
    echo -n "Stopping $DESC..."
    pkill -TERM -P `cat $PIDFILE`
    if [ $? -eq 0 ]; then
        echo "done."
    else
        echo "failed."
    fi
    rm -f $PIDFILE
}

status()
{
    pid=`cat $PIDFILE 2>/dev/null`
    if [ -n "$pid" ]; then
        if ps -p $pid > /dev/null 2>&1 ; then
            echo "$DESC is running"
            return
        fi
    fi
    echo "$DESC is not running"
}

case "$1" in
    start)
        start
        ;;
    stop)
        stop
        ;;
    restart|force-reload|reload)
        stop
        start
        ;;
    status)
	status
        ;;
    *)
        echo "Usage: $0 {start|stop|force-reload|restart|reload|status}"
        exit 1
        ;;
esac

exit 0