Bash script to enable/disable swap vpn and dns server.

StartVPN.sh

#!/bin/bash
echo Welcome!
echo Starting VPN...
notify-send "VPN Enabled!"
if sudo openvpn --config $VPN Script Location$ --script-security 2 --up ./enablevpndns.sh ; then
    echo "Vpn Succeeded!"
    notify-send "VPN Disabled!"
else
    echo "Vpn Failed!"
    notify-send "VPN Failed!"
fi
echo Swapping to default iptables...
sudo iptables-legacy -t nat -D OUTPUT -p udp --dport 53 -j DNAT --to-destination $DNS Server$
sudo iptables-legacy -t nat -D OUTPUT -p tcp --dport 53 -j DNAT --to-destination $DNS Server$
echo Done!
exit

#Where ./enablevpndns contains:
##!/bin/bash
#iptables-legacy -t nat -A OUTPUT -p udp --dport 53 -j DNAT --to-destination $DNS Server$
#iptables-legacy -t nat -A OUTPUT -p tcp --dport 53 -j DNAT --to-destination $DNS Server$
#echo Done!