#!/bin/bash

# Define the path to your Tailscale binary
tailscale="/Applications/Tailscale.app/Contents/MacOS/Tailscale"

# Check if Tailscale is running
if ! pgrep "Tailscale" > /dev/null; then
    echo "Tailscale is not running. Starting Tailscale..."
    open -a "/Applications/Tailscale.app"
    # Wait for Tailscale to initialize
    sleep 5
    $tailscale up
fi

# Select a new exit node from the whitelist and set it
selected_exit_node=$($tailscale exit-node list | grep -f ~/.vpnwhitelist | awk '{print $2}' | shuf -n 1)
if [ -n "$selected_exit_node" ]; then
    # Set the new exit node
    $tailscale set --exit-node=$selected_exit_node
else
    echo "No valid exit node found."
    exit 1
fi