Listen for shutdown shell script

listen-4-shutdown.sh

#! /bin/sh

### BEGIN INIT INFO
# Provides: listen-for-shutdown.py
# Required-Start: $remote_fs $syslog
# Required-Stop: $remote_fs $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
### END INIT INFO

# If you want a command to always run, put it here
# Carry out specific functions when asked to by the system

case "$1" in
start)
echo "Starting listen-4-shutdown.py"
/usr/local/bin/listen-4-shutdown.py &
;;

stop)
echo "Stopping listen-4-shutdown.py"
pkill -f /usr/local/bin/listen-4-shutdown.py
;;

*)
echo "Usage: /etc/init.d/listen-4-shutdown {start|stop}"
exit 1
;;

esac

exit 0