OpenHab 2 start on boot script

openhab

#! /bin/sh
### BEGIN INIT INFO
# Provides:   openHAB
# Required-Start: $local_fs $remote_fs
# Required-Stop:  $local_fs $remote_fs
# Should-Start:   $network
# Should-Stop:    $network
# Default-Start:  2 3 4 5
# Default-Stop:   0 1 6
# Short-Description:    Start and stop openHAB in screen Session
# Description:    This runs openHAB continuously in screen.
### END INIT INFO
# Set OH-User
OHUSER=your_useraname #MUST be updated with your username
# Set OH-Path
OHPATH=/your/path/openhab-offline-2.0.0-SNAPSHOT #MUST be updated with your openahb 2 directory, where there is start.sh

# uncomment and set if necessary to obtain correct Codepage and language
# export LC_ALL=de_DE.UTF-8

#INSTALL
#sudo chmod a+x /etc/init.d/openhab
#sudo update-rc.d openhab defaults

#ACCESSING
#sudo -u <OHUSER the same defined above> screen -r openHAB

#UNINSTALL
#sudo update-rc.d -f openhab remove
case "$1" in

  'start')
        PID=`ps -ef | grep openHAB | grep -v grep | awk '{print $2}'`
        if [ "${PID}" != "" ]
         then
          echo "Oops! Cannot start, openHAB-Screen is already started!"
         else
          echo "Starting openHAB"
          cd ${OHPATH}
          sudo -u ${OHUSER} screen -S openHAB -dm  sh ./start.sh
          #sudo -u ${OHUSER} screen -S openHAB -dm  sh ./start.sh #if you want to start OH on debug mode
        fi
        ;;
  'stop')
        echo "Stopping openHAB"
        sudo -u ${OHUSER} screen -S openHAB -p 0 -X stuff "shutdown$(printf \\r)"
        sudo -u ${OHUSER} screen -S openHAB -p 0 -X stuff "yes$(printf \\r)"
        PID=`ps -ef | grep openHAB | grep -v grep | awk '{print $2}'`
        while [ `ps -ef | grep $PID | wc -l` -gt 1 ]
         do
          echo -n .
          sleep 2
         done
        echo .
        ;;
  'restart'|'force-reload')
        echo "Restarting openHAB"
        $0 stop
        echo "Waiting termination..."
        sleep 5s
        $0 start
        ;;
  *)
        N=/etc/init.d/$NAME
        echo "Usage: $N {start|stop|restart}" >&2
        exit 1
        ;;
esac
exit 0