PIA kill switch for Ubuntu

#!/bin/sh
# use tail - /var/log/syslog in terminal to check if it is executed the four lines help you spot easily

logger -s XXXXXXXXXX
logger -s $1
logger -s $2
logger -s XXXXXXXXXX


if [ $2 = "vpn-down" ]
then
# Shut down eth1 when vpn fails (change eth1 to your nic)
ifconfig eth1 down
# this will turn off your wireless networking completely
ip link set wlan0 down
killall transmission-gtk
fi