#!/bin/sh -e
### BEGIN INIT INFO
# Provides:          silki-starman
# Required-Start:    $local_fs $remote_fs $network $syslog
# Required-Stop:     $local_fs $remote_fs $network $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# X-Interactive:     true
# Short-Description: Start/stop Silki Starman server
### END INIT INFO

# To install this into the /etc/rc*.d directories you can run this command as
# root:
#
# update-rc.d apache2-backend start 70 2 3 4 5 . stop 05 0 1 6 .

. /lib/lsb/init-functions

LISTEN="127.0.0.1:13000"
RUNDIR="/var/run/silki"
PIDFILE="$RUNDIR/starman.pid"
STARMAN="/usr/local/bin/starman"
APP="/usr/local/bin/silki.psgi"
USER="www-data"
WORKERS="5"

if [ ! -f $APP ] ; then
    echo "ERROR: No Silki app at $APP"
    exit 2
fi

silki_start () {
    log_daemon_msg "Starting Silki Starman server"

    if [ ! -d $RUNDIR ] ; then
        mkdir $RUNDIR;
        chown $USER $RUNDIR;
    fi

    start-stop-daemon -p $PIDFILE --chuid $USER --startas $STARMAN --start -- --listen $LISTEN --workers $WORKERS --preload-app --daemonize --pid $PIDFILE $APP
    log_end_msg $?
}

silki_stop () {
    log_daemon_msg "Stopping Silki Starman server"
    start-stop-daemon -p $PIDFILE --stop --retry 5 || echo -n "...which is not running"
    log_end_msg $?
}

case $1 in
    start)
        silki_start
    ;;

    stop)
        silki_stop
    ;;

    restart|reload)
        silki_stop
        silki_start
    ;;

    status)
        status_of_proc -p $PIDFILE "starman $APP" "Silki Starman server" && exit 0 || exit $?
    ;;

    *)
        echo "Usage: /etc/init.d/silki {start|stop|restart|reload|status}"
        exit 1
    ;;
esac

exit 0