large init script cleanup and merge of whiterussian changes, new dnsmasq config handling

[openwrt.git] / openwrt / package / base-files / default / sbin / ifup

diff --git a/openwrt/package/base-files/default/sbin/ifup b/openwrt/package/base-files/default/sbin/ifup
index be7075b..a86a767 100755 (executable)
--- a/openwrt/package/base-files/default/sbin/ifup
+++ b/openwrt/package/base-files/default/sbin/ifup
@@ -1,36 +1,36 @@
-#!/bin/ash
+#!/bin/sh
 [ $# = 0 ] && { echo "  $0 <group>"; exit; }
-
 . /etc/functions.sh
-. /etc/network.overrides
-[ "$FAILSAFE" != "true" -a -e /etc/config/network ] && . /etc/config/network
+. /etc/config/network
+
+ifdown $1
 
-type=$1
 debug "### ifup $type ###"
+type=$1
 
-if_proto=$(nvram get ${type}_proto)
-if=$(nvram get ${type}_ifname)
-[ "${if%%[0-9]}" = "ppp" ] && if=$(nvram get ${if_proto}_ifname)
+eval "if_proto=\"\${${type}_proto}\""
+eval "if=\"\${${type}_ifname}\""
+[ "${if%%[0-9]}" = "ppp" ] && eval "if=\"\${${type}_device}\""
 
-if_valid $if || [ "$if_proto" = "pptp" ] || exit 
-mac=$(nvram get ${type}_hwaddr)
-$DEBUG ifconfig $if down 2>&-
+case "$if_proto" in
+       pppoa) hotplug_dev register atm0; exit 0 ;;
+       pppoe)
+               # PPPoE over ATM
+               [ "$if" = "nas0" ] && {
+                       ifconfig nas0 2>&- >&- || {
+                               hotplug_dev register atm0
+                               exit 0
+                       }
+               }
+       ;;
+       none|"") exit 0;;
+esac
 
 if [ "${if%%[0-9]}" = "br" ]; then
-       stp=$(nvram get ${type}_stp)
-       $DEBUG brctl delbr $if 2>&-
-       $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
-               ${mac:+$DEBUG ifconfig $sif down hw ether $mac}
-               $DEBUG ifconfig $sif 0.0.0.0 up
-               $DEBUG brctl addif $if $sif
+       eval "ifnames=\"\${${type}_ifnames}\""
+       for sif in $ifnames; do
+               hotplug_dev register "$sif"
        done
 else
-       ${mac:+$DEBUG ifconfig $if down hw ether $mac}
+       hotplug_dev register "$if"
 fi
-
-do_ifup $if_proto $type