#!/bin/sh
#
# domoticz  This shell script takes care of starting and stopping
#           domoticz, the home automation system.
#

[ ! -x /opt/domoticz/domoticz ] && exit 99
[ ! -f /etc/default/domoticz ] && exit 99

# Source the configuration file:
source /etc/default/domoticz

DOMO_DAEMON="/opt/domoticz/domoticz"
DOMO_PIDFILE="/var/run/domoticz/domoticz.pid"

domoticz_start() {
  if [ -e "$PIDFILE" ]; then
    echo -n "Domoticz daemon (domoticz) already started!"
  else
    echo -n "Starting domoticz: "
    su - domoticz -s /bin/bash -c "$DOMO_DAEMON $DOMO_OPTS -pidfile $DOMO_PIDFILE"
    echo "- done."
  fi
}

domoticz_stop() {
  echo -n "Shutting down domoticz: "
  if [ -f $DOMO_PIDFILE ]; then
    # First try to stop processes gracefully:
    su - domoticz -s /bin/bash -c "kill $(cat $DOMO_PIDFILE)"
    RETVAL="$?"
    # Sub-processes may take more time to stop.
    for SEQ in $(seq 1 10); do
      [ ! -f $DOMO_PIDFILE ] && break;
      echo -n "."
      sleep 1
    done
    if [ -f "$DOMO_PIDFILE" ]; then
      # Force-kill eventually:
      su - domoticz -s /bin/bash -c "kill -9 $(cat $DOMO_PIDFILE)"
      RETVAL="$?"
      echo -n "killed!"
      sleep 1
      rm -f $DOMO_PIDFILE
      fi
    fi
    echo
    return $RETVAL
}

domoticz_reload() {
  if [ -f $DOMO_PIDFILE ]; then
    echo -n "Reloading domoticz: "
    kill -HUP $(cat $DOMO_PIDFILE)
    echo "- done."
    return $?
  else
    return 99
  fi
}

domoticz_restart() {
  domoticz_stop
  sleep 2
  domoticz_start
}

domoticz_status() {
  if [ -f $DOMO_PIDFILE ]; then
    echo "domoticz is running."
    ps up $(cat $DOMO_PIDFILE)
    return 0
  else
    echo "domoticz is not running."
    return 1
  fi
}

case "$1" in
  start)
    domoticz_start
    ;;
  stop)
    domoticz_stop
    ;;
  reload)
    domoticz_reload
    ;;
  restart)
    domoticz_restart
    ;;
  status)
    domoticz_status
    ;;
  *)
    echo "Usage: $0 start|stop|reload|restart|status"
    exit 1
    ;;
esac

exit 0