7c6a5b7061cba9f1d7b6210b8babc110314588e1
[openwrt/svn-archive/archive.git] / package / base-files / files / sbin / ifdown
1 #!/bin/sh
2 # Copyright (C) 2006 OpenWrt.org
3
4 . /etc/functions.sh
5 [ $# = 0 ] && { echo " $0 <group>"; exit; }
6 [ "x$1" = "x-a" ] && {
7 [ -e "/tmp/resolv.conf.auto" ] && rm /tmp/resolv.conf.auto
8 config_cb() {
9 [ interface != "$1" -o -z "$2" ] || eval "$0 $2"
10 }
11 config_load network
12 exit
13 }
14
15 include /lib/network
16 scan_interfaces
17
18 cfg=$1
19 debug "### ifdown $cfg ###"
20
21 config_get proto "$cfg" proto
22 [ -z "$proto" ] && { echo "interface not found."; exit; }
23
24 config_get iface "$cfg" device
25 [ "static" = "$proto" -o "none" = "$proto" ] && {
26 env -i ACTION="ifdown" INTERFACE="$cfg" DEVICE="$iface" PROTO="$proto" /sbin/hotplug-call "iface"
27 }
28
29 # call interface stop handler
30 ( type "stop_interface_$proto" ) >/dev/null 2>/dev/null && eval "stop_interface_$proto '$cfg'"
31
32 config_get ifname "$cfg" ifname
33 config_get device "$cfg" device
34
35 [ ."$device" != ."$ifname" ] || device=
36 for dev in $ifname $device; do
37 ifconfig "$dev" 0.0.0.0 down >/dev/null 2>/dev/null
38 done
39
40 config_get iftype "$cfg" type
41 [ "bridge" = "$iftype" ] && brctl delbr "$ifname" >/dev/null 2>/dev/null
42
43 # remove the interface's network state
44 uci_revert_state network "$1"
45
46 # revert aliases state as well
47 config_get aliases "$1" aliases
48 for config in $aliases; do
49 uci_revert_state network "$config"
50 done