#! /bin/sh
# Starts and stops Node-RED
# /etc/init.d/node-red
### BEGIN INIT INFO
# Provides:     node-red
# Required-Start:       $syslog
# Required-Stop:        $syslog
# Default-Start:        2 3 4 5
# Default-Stop:         0 1 6
# Short-Description:    Node-RED initialisation
### END INIT INFO
# Can be downloaded and installed in one go by using this command
# sudo wget -O /tmp/download https://gist.github.com/bigmonkeyboy/9962293/download && sudo tar -zxf /tmp/download --strip-components 1 -C /etc/init.d && sudo update-rc.d node-red defaults
# Note: this runs as the user called pi

PIDFILE=/var/run/nodered.pid

#Load up node red when called
case "$1" in

start)
        echo "Starting Node-Red.."
        su -l pi -c "cd node-red; screen -dmS red node --max-old-space-size=128$
        echo `screen -ls red | sed -n '2p' | cut -f1 -d.` > $PIDFILE
# or
        #nohup node --max-old-space-size=128 red.js > /var/log/node-red.log &
        #echo $! > $PIDFILE
;;

stop)
        echo "Stopping Node-Red.."
        su -l pi -c "screen -S red -X quit"
# or
        #kill `cat $PIDFILE`
        rm -f $PIDFILE
;;

restart)
        echo "Restarting Node-Red.."
        $0 stop
        $0 start
;;
*)
        echo "Usage: $0 {start|stop|restart}"
        exit 1
esac