-#!/bin/sh
-setup_eth()
-{
- for part in $(nvram get unused_ifnames); do
- [ "$part" = "$INTERFACE" ] && exit 0
- done
- ifconfig "$INTERFACE" up 2>&- >&-
-}
-
-find_name()
-{
- pppoa_ifname="atm0" # hack for ppp over atm, which has no ${proto}_ifname
- interfaces="lan wan wifi $(nvram get ifnames)"
- for ifname in $interfaces; do
- IFTYPE="${ifname}"
- IFPROTO="$(nvram get ${IFTYPE}_proto)"
- IFACE="$(nvram get ${IFTYPE}_ifname)"
- case "$IFPROTO" in
- ""|none);;
- static|dhcp)
- [ "${IFACE}" = "$INTERFACE" ] && return 0
- [ "${IFACE%%[0-9]*}" = "br" ] && {
- for part in $(nvram get ${IFTYPE}_ifnames); do
- [ "$part" = "$INTERFACE" ] && return 0
- done
- }
- ;;
- *)
- [ "$(nvram get ${IFTYPE}_device)" = "$INTERFACE" \
- -a -x /sbin/ifup.${IFPROTO} ] && return 0
- ;;
- esac
- done
- IFACE=""
- IFTYPE=""
- IFPROTO=""
- return 255
-}
-
-do_ifup() {
- if="$3"
- if_proto="$(nvram get ${2}_proto)"
-
- pidfile=/var/run/${if}.pid
- [ -f $pidfile ] && $DEBUG kill $(cat $pidfile)
-
- case "$1" in
- static)
- ip=$(nvram get ${2}_ipaddr)
- ip6=$(nvram get ${2}_ip6addr)
- netmask=$(nvram get ${2}_netmask)
- gateway=$(nvram get ${2}_gateway)
-
- $DEBUG ifconfig $if $ip ${netmask:+netmask $netmask} broadcast + up
- [ -n "$ip6" ] && $DEBUG ifconfig $if add $ip6
-
- ${gateway:+$DEBUG route add default gw $gateway}
-
- [ -f /tmp/resolv.conf ] || {
- debug "# --- creating /tmp/resolv.conf ---"
- for dns in $(nvram get ${2}_dns); do
- echo "nameserver $dns" >> /tmp/resolv.conf
- done
- }
-
- env -i ACTION="ifup" INTERFACE="${2}" PROTO=static /sbin/hotplug "iface" &
- ;;
- dhcp)
- DHCP_IP=$(nvram get ${2}_ipaddr)
- DHCP_NETMASK=$(nvram get ${2}_netmask)
- $DEBUG ifconfig $if $ip ${netmask:+netmask $netmask} broadcast + up
-
- DHCP_ARGS="-i $if ${DHCP_IP:+-r $DHCP_IP} -b -p $pidfile"
- DHCP_HOSTNAME=$(nvram get ${2}_hostname)
- DHCP_HOSTNAME=${DHCP_HOSTNAME%%.*}
- [ -z $DHCP_HOSTNAME ] || DHCP_ARGS="$DHCP_ARGS -H $DHCP_HOSTNAME"
- [ "$if_proto" = "pptp" ] && DHCP_ARGS="$DHCP_ARGS -n -q" || DHCP_ARGS="$DHCP_ARGS -R &"
- ${DEBUG:-eval} "udhcpc $DHCP_ARGS"
- # hotplug events are handled by /usr/share/udhcpc/default.script
- ;;
- *)
- if [ -x "/sbin/ifup.$1" ]; then
- ( $DEBUG . /sbin/ifup.$1 ${2} $3 )
- fi
- ;;
- esac
-}
-
-do_register()
-{
- case "${INTERFACE%%[0-9]*}" in
- eth) setup_eth;;
- esac