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#!/bin/sh
[ -z "$1" ] && echo "Error: should be run by udhcpc" && exit 1
. /etc/config/network
RESOLV_CONF="/tmp/resolv.conf"
hotplug_event() {
for ifname in lan wan wifi ${ifnames}; do
eval "proto=\"\${${ifname}_proto}\""
eval "if=\"\${${ifname}_ifname}\""
[ "$proto" = "dhcp" ] || continue
[ "$if" = "$interface" ] || continue
env -i ACTION="$1" INTERFACE="$ifname" PROTO=dhcp /sbin/hotplug iface
done
}
case "$1" in
deconfig)
ifconfig $interface 0.0.0.0
hotplug_event ifdown
;;
renew|bound)
ifconfig $interface $ip \
netmask ${subnet:-255.255.255.0} \
broadcast ${broadcast:-+}
if [ -n "$router" ] ; then
echo "deleting routers"
while route del default gw 0.0.0.0 dev $interface >&- 2>&- ; do :; done
for i in $router ; do
echo "adding router $i"
route add default gw $i dev $interface
done
fi
echo -n > $RESOLV_CONF
${domain:+echo search $domain} >> $RESOLV_CONF
for i in $dns ; do
echo "adding dns $i"
echo "nameserver $i" >> $RESOLV_CONF
done
hotplug_event ifup
# user rules
[ -f /etc/udhcpc.user ] && . /etc/udhcpc.user
;;
esac
exit 0
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