run_fan_service

#!/bin/sh
### BEGIN INIT INFO
# Provides:          fan
# Required-Start:    $syslog
# Required-Stop:
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Control the Fan
# Version:           0.1
### END INIT INFO

fan_service_name='run_fan.py'
fan_service_running=`ps ax | grep "$fan_service_name" | awk '{ print $1 }' | wc -l`

case "$1" in
    start)
	if [ "$fan_service_running" -gt 1 ]; then
		echo "Fan service already running..."
		exit 0
	fi
	echo -n "Starting Fan service: "
	python /opt/run_fan/run_fan.py & >/dev/null 2>&1
	sleep 1
	echo "done"
	;;
    stop)
	if [ "$fan_service_running" -eq 1 ]; then
		echo "Fan service is not running (no process found)..."
		exit 0
	fi
	echo -n "Killing Fan service: "
	# Trying to kill the Fan service
	ps ax | grep "$fan_service_name" | awk '{ print $1 }' | xargs kill -9 >/dev/null 2>&1
	sleep 1
	echo "done"
	;;
    restart)
	sh $0 stop
	sh $0 start
	;;
    status)
        if [ "$fan_service_running" -gt 1 ]; then
                echo "Fan service running."
	else
		echo "It seems that the Fan service isn't running (no process found)."
        fi
	;;
    *)
	echo "Usage: $0 {start|stop|restart|status}"
	exit 1
	;;
esac

exit 0