#! /bin/sh

### BEGIN INIT INFO
# Provides:             metronome
# Required-Start:       $network $local_fs $remote_fs
# Required-Stop:        $remote_fs
# Default-Start:        2 3 4 5
# Default-Stop:         0 1 6
# Short-Description:    Metronome XMPP Server
### END INIT INFO

set -e

# /etc/init.d/metronome: start and stop Metronome XMPP server

DAEMON=/usr/bin/metronome
PIDPATH=/var/run/metronome
PIDFILE="$PIDPATH"/metronome.pid
RUNTIME=/usr/bin/lua5.1

NICE=
MAXFDS=
CPUSCHED=
IOSCHED=

test -x "$DAEMON" || exit 0

if [ -f /etc/default/metronome ] ; then
    . /etc/default/metronome
fi

if [ ! -d "$PIDPATH" ]; then
        mkdir "$PIDPATH";
        chown metronome:adm "$PIDPATH";
fi

# Check that user 'metronome' exists
check_user() {
        if ! getent passwd metronome >/dev/null; then
                exit 1;
        fi
}

start_opts() {
        test -z "$NICE"     || echo -n " --nicelevel $NICE"
        test -z "$CPUSCHED" || echo -n " --procsched $CPUSCHED"
        test -z "$IOSCHED"  || echo -n " --iosched $IOSCHED"
}

. /lib/lsb/init-functions

test -z "$MAXFDS" || ulimit -n "$MAXFDS"

case "$1" in
  start)
        check_user
        log_daemon_msg "Starting Metronome XMPP Server" "metronome"

        if start-stop-daemon --start --quiet --oknodo --pidfile "$PIDFILE" --chuid metronome $(start_opts) --exec "$RUNTIME" -- "$DAEMON"; then
                log_end_msg 0
        else
                log_end_msg 1
        fi
        ;;
  stop)
        log_daemon_msg "Stopping Metronome XMPP Server" "metronome"
        if start-stop-daemon --stop --retry 30 --quiet --oknodo --pidfile "$PIDFILE"; then
                log_end_msg 0
        else
                log_end_msg 1
        fi
        ;;
  force-reload|restart)
        log_daemon_msg "Restarting Metronome XMPP Server" "metronome"
        
        start-stop-daemon --stop --quiet --oknodo --retry 30 --pidfile "$PIDFILE"
        
        check_user log_end_msg
        
        if start-stop-daemon --start --quiet --oknodo --pidfile "$PIDFILE" --chuid metronome $(start_opts) --exec "$RUNTIME" -- "$DAEMON"; then
                log_end_msg 0
        else
                log_end_msg 1
        fi
        ;;
  reload)
        log_daemon_msg "Reloading Metronome XMPP Server" "metronome"
        
        if start-stop-daemon --stop --quiet --pidfile "$PIDFILE" --signal 1; then
                log_end_msg 0
        else
                log_end_msg 1
        fi
        ;;
  *)
        log_action_msg "Usage: /etc/init.d/metronome {start|stop|restart|reload}"
        exit 1
esac

exit 0