OpenVPN - Script to extract/set gateway of tun0

routescript.sh

#!/bin/sh
## OpenVPN - Script to extract/set gateway of tun0
# @author intrd - http://dann.com.br/
# @license Creative Commons Attribution-ShareAlike 4.0 International License - http://creativecommons.org/licenses/by-sa/4.0/

# to autorun, put this on your ovpn file
  # script-security 2
  # up '/home/intrd/openvpn/xvpn/routescript.sh'

#sleep 5
#add vpn gatewy
#sudo route add default gw 10.30.0.1 tun0 #vpnout
#clear resolv.conf and add vpn dns

sudo echo "nameserver 10.1.0.1" > /etc/resolv.conf
RIPE="$(sudo ip addr show tun0 | grep inet | awk ' { print $4 } ' | sed 's/\/32//' | cut -f1 -d'2')""0.1"
echo "*** connected, gw:"
echo $RIPE

sudo route add default gw $RIPE tun0