vpn-route-add

vpn-route-add

#!/bin/bash

SCRIPT=$(basename $0)

if [[ $EUID -ne 0 ]]; then
  echo "This script must be run as root" 
  exit 1
fi

TARGET_HOST=$1
if [ -z "$TARGET_HOST" ]; then
  echo "Target hostname missing"
  echo "Usage: $SCRIPT <hostname>"
  exit 1
fi

# VPN interface (update this)
VPN_IF=gpd0
VPN_IP=$(ifconfig | grep $VPN_IF -A2 | grep "inet" | awk '{print $2}')

if [ -z "$VPN_IP" ]; then
  echo "Failed to resolve VPN gateway IP address"
  exit 1
fi

# Get all IP addresses for this hostname
TARGET_IPS=$(host $TARGET_HOST | grep "has address" | awk '{print $4}' | xargs)

# Add routes to all of these addresses
echo "VPN gateway IP: $VPN_IP"
for IP in $TARGET_IPS; do
  route add $IP $VPN_IP
done