Command line for openVPN and DNS leak prevention.

cstorm.sh

#!/bin/bash

#set -x

if [ "$EUID" -ne 0 ]
  then echo "This script requires root."
  exit
fi

while true; do
    echo "=============================="
    echo "Commands: Start, Stop, Key, DNS_Start, DNS_Stop"
    read -p ">>> " COMMAND
    case $COMMAND in

    Start)
        echo "Starting VPN..."
        konsole -e openvpn --config ./ecc_configs/Australia_TCP.ovpn &
        ;;

    DNS_Start)
        echo "Starting DNS Blocker..."
        iptables-legacy -t nat -A OUTPUT -p udp --dport 53 -j DNAT --to-destination 10.31.33.8
        iptables-legacy -t nat -A OUTPUT -p tcp --dport 53 -j DNAT --to-destination 10.31.33.8
        ;;

    DNS_Stop)
        echo "Stopping DNS Blocker..."
        iptables-legacy -t nat -D OUTPUT -p udp --dport 53 -j DNAT --to-destination 10.31.33.8
        iptables-legacy -t nat -D OUTPUT -p tcp --dport 53 -j DNAT --to-destination 10.31.33.8
        ;;

    Stop)
        echo "Stopping VPN..."
        killall "openvpn"
        ;;

    Key)
        echo "Input new key..."
        read -p "KEY >>> " KEY
        echo "Appending new key..."
        echo $KEY > ./unlock
        echo "Appended new key..."
        ;;

    *)
        echo "Unknown Command."
        ;;
    esac
done