#!/bin/sh

# This is the interface as mentioned in the /etc/config/network file
IMESH="lan"

# This is the interface on which to ask for dhcp.  May not be same as previous if interface is a bridge, like br-lan
IDHCP="br-lan"

hostname=$(uci get system.@system[0].hostname)

case "$ACTION" in
	change)
		if [ "$BATTYPE" == "gw" ]; then
			case "$BATACTION" in
				add)
					logger "Now has a gateway available.  Will request dhcp."
					udhcpc -i $IDHCP -h $hostname
					;;
				del)
					logger "No more gateway available.  Will go back to static ip."
					ifdown $IMESH
					ifup $IMESH
					;;
				change)
					logger "New default gateway.  Will request dhcp"
					udhcpc -i $IDHCP -h $hostname
					;;
			esac
		fi
		;;
esac