[package] iptables: drop iptables-utils and ip6tables-utils, ship needed symlinks...

[openwrt.git] / package / base-files / files / sbin / ifdown

diff --git a/package/base-files/files/sbin/ifdown b/package/base-files/files/sbin/ifdown
index 08433c7..1455a9d 100755 (executable)
--- a/package/base-files/files/sbin/ifdown
+++ b/package/base-files/files/sbin/ifdown
@@ -1,22 +1,20 @@
 #!/bin/sh
-# Copyright (C) 2006 OpenWrt.org
+# Copyright (C) 2006-2011 OpenWrt.org
 
 . /etc/functions.sh
 [ $# = 0 ] && { echo "  $0 <group>"; exit; }
-[ "x$1" = "x-a" ] && {
-       config_cb() {
-               [ interface != "$1" -o -z "$2" ] || eval "$0 $2"
-       }
-       config_load network
-       exit
-}
-
-config_load /var/state/network
 
-# remove the interface's network state
-FILE=/var/state/network.$$
-grep -v "^config_set '$1' " /var/state/network > "$FILE"
-mv "$FILE" /var/state/network
+case "$1" in
+       "-a")
+               [ -e "/tmp/resolv.conf.auto" ] && rm /tmp/resolv.conf.auto
+               config_cb() {
+                       [ interface != "$1" -o -z "$2" ] || eval "$0 -w $2"
+               }
+               config_load network
+               exit 0
+       ;;
+       "-w") shift ;;
+esac
 
 include /lib/network
 scan_interfaces
@@ -28,35 +26,13 @@ config_get proto "$cfg" proto
 [ -z "$proto" ] && { echo "interface not found."; exit; }
 
 config_get iface "$cfg" device
-[ "static" = "$proto" ] && {
-       env -i ACTION="ifdown" INTERFACE="$cfg" DEVICE="$iface" PROTO=static /sbin/hotplug-call "iface" &
+[ "static" = "$proto" -o "none" = "$proto" ] && {
+       env -i ACTION="ifdown" INTERFACE="$cfg" DEVICE="$iface" PROTO="$proto" /sbin/hotplug-call "iface"
 }
 
 # call interface stop handler
 ( type "stop_interface_$proto" ) >/dev/null 2>/dev/null && eval "stop_interface_$proto '$cfg'"
 
-# make sure all locks are removed
-for lock in "/var/lock/dhcp-$iface" "/var/lock/ppp-$iface"; do
-       [ -f "$lock" ] && {
-               lock -u "$lock"
-               sleep 1
-       }
-done
-
-# kill active ppp daemon and other processes
-config_get ifname "$cfg" ifname
-pids="$(head -n1 -q /var/run/${ifname}.pid /var/run/ppp-${cfg}.pid 2>/dev/null)"
-for pid in $pids; do 
-       [ -d "/proc/$pid" ] && {
-               kill $pid
-               [ -d "/proc/$pid" ] && {
-                       sleep 1
-                       kill -9 $pid 2>/dev/null >/dev/null
-               }
-       }
-done
-rm -f /var/run/${ifname}.pid /var/run/ppp-${cfg}.pid
-
 config_get ifname "$cfg" ifname
 config_get device "$cfg" device
 
@@ -68,3 +44,14 @@ done
 config_get iftype "$cfg" type
 [ "bridge" = "$iftype" ] && brctl delbr "$ifname" >/dev/null 2>/dev/null
 
+# remove the interface's dns entries
+remove_dns "$cfg"
+
+# remove the interface's network state
+uci_revert_state network "$1"
+
+# revert aliases state as well
+config_get aliases "$1" aliases
+for config in $aliases; do
+       uci_revert_state network "$config"
+done