Simple script to turn on/off firewall on Chromebooks

firewall

#!/bin/sh

case "$1" in
on)	/sbin/iptables -P INPUT DROP
	echo "Firewall has been turned on, incoming connections are no longer accepted."
	shift;;
off)	/sbin/iptables -P INPUT ACCEPT
	echo "Firewall has been turned off, incoming connections are now accepted."
	shift;;
esac