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#!/bin/ash
. /etc/functions.sh
type=$1
debug "### ifup $type ###"
if=$(nvram get ${type}_ifname)
if [ "${if%%[0-9]}" = "ppp" ]; then
if=$(nvram get pppoe_ifname)
fi
if_valid $if || return
$DEBUG ifconfig $if down
if [ "${if%%[0-9]}" = "br" ]; then
stp=$(nvram get ${type}_stp)
$DEBUG brctl delbr $if
$DEBUG brctl addbr $if
$DEBUG brctl setfd $if 0
$DEBUG brctl stp $if ${stp:-0}
for sif in $(nvram get ${type}_ifnames); do {
if_valid $sif || continue
$DEBUG ifconfig $sif 0.0.0.0 up
$DEBUG brctl addif $if $sif
} done
fi
mac=$(nvram get ${type}_hwaddr)
${mac:+$DEBUG ifconfig $if hw ether $mac}
if_proto=$(nvram get ${type}_proto)
case "$if_proto" in
static)
ip=$(nvram get ${type}_ipaddr)
netmask=$(nvram get ${type}_netmask)
gateway=$(nvram get ${type}_gateway)
$DEBUG ifconfig $if $ip ${netmask:+netmask $netmask} broadcast + up
${gateway:+$DEBUG route add default gw $gateway}
[ -f /etc/resolv.conf ] && return
debug "# --- creating /etc/resolv.conf ---"
for dns in $(nvram get ${type}_dns); do {
echo "nameserver $dns" >> /etc/resolv.conf
} done
;;
dhcp)
pidfile=/tmp/dhcp-${type}.pid
if [ -f $pidfile ]; then
$DEBUG kill $(cat $pidfile)
fi
${DEBUG:-eval} "udhcpc -i $if -b -p $pidfile &"
;;
pppoe)
username=$(nvram get ppp_username)
password=$(nvram get ppp_passwd)
redial=$(nvram get ppp_redialperiod)
idletime=$(nvram get ppp_idletime)
mtu=$(nvram get wan_mtu)
$DEBUG ifconfig $if 0.0.0.0 up
$DEBUG /sbin/pppoecd $if -u $username -p $password \
-i 0 -I $redial -T $idletime -t $mtu -k
;;
none)
;;
*)
echo "### WARNING $if: $if_proto is not supported"
;;
esac
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