#!/bin/sh

net=$1

saveifs="$IFS"
IFS=';'

test -f /etc/networks/$net || (echo "unknown network configuration '$net'" >&2 && exit 1)
 
ifdown_post() {
	return 0
}

ifdown_pre() {
	return 0
}

. /etc/networks/$net

if [ "$enable" = 'no' ]; then exit 0; fi

ifdown_pre

#ip link set dev $dev up

for r in $route; do
	IFS="$saveifs"
	ip route del $r
	IFS=';'
done

if [ "$addr" = 'dhcp' ]; then
	/sbin/dhcpcd -q -k $dev
else
	for address in $addr; do
		IFS="$saveifs"
		ip addr del $address dev $dev
		IFS=';'
	done
fi

# how do we determine if we should bring the link down?
# there could be other configurations that also set up IP
# addresses.  Also, what happens exactly if the primary
# ip address is removed, but not the secondary ones also?

# for now, just leave the link up, I don't think it hurts
# anything

ifdown_post