conditional routing of guest network

99-nordvpn.sh

#!/bin/sh

table=nordvpn
wifi=wlan1-2
wifi_if=nordvpn
wg=wg0

if [ "$INTERFACE" == "$wg" ]; then
	if [ "$ACTION" == "ifup" ]; then
		logger "NORDVPN: $INTERFACE $ACTION"
		ip route add default dev $wg table $table proto static
	fi
fi

if [ "$INTERFACE" == "$wifi_if" ]; then
	if [ "$ACTION" == "ifup" ]; then
		logger "NORDVPN: $INTERFACE $ACTION"
		ip rule add iif $wifi lookup $table
	fi
  fi
fi