X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/ed5ef674d100ca0ffa8bc00160718f69af5515c3..e05757ed0b81a4a3514fd0b91fc4a624b260e4a6:/package/base-files/default/sbin/ifdown

diff --git a/package/base-files/default/sbin/ifdown b/package/base-files/default/sbin/ifdown
index 50ffee530..2b7f7b632 100755
--- a/package/base-files/default/sbin/ifdown
+++ b/package/base-files/default/sbin/ifdown
@@ -3,18 +3,53 @@
 
 [ $# = 0 ] && { echo "  $0 <group>"; exit; }
 . /etc/functions.sh
-. /etc/config/network
+include /lib/network
+scan_interfaces
 
-debug "### ifdown $type ###"
-type=$1
+cfg=$1
+debug "### ifdown $cfg ###"
 
-eval "if_proto=\"\${${type}_proto}\""
-eval "if=\"\${${type}_ifname}\""
-[ "${if%%[0-9]}" = "ppp" ] && eval "if=\"\${${type}_device}\""
+config_get proto "$cfg" proto
+[ -z "$proto" ] && { echo "interface not found."; exit; }
 
-case "$if_proto" in
-	pppoa) hotplug_dev unregister atm0; exit 0 ;;
-	""|none) exit 0;;
-esac
+config_get iface "$cfg" device
+[ "$proto" = "static" ] && {
+	env -i ACTION="ifdown" INTERFACE="$config" DEVICE="$iface" PROTO=static /sbin/hotplug "iface" &
+}
+
+# call interface stop handler
+( type "stop_interface_$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 "$cfg" ifname
+pids="$(cat /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 "$cfg" ifname
+
+[ ."$device" != ."$ifname" ] || device=
+for dev in $ifname $device; do
+	ifconfig "$ifname" 0.0.0.0 down >/dev/null 2>/dev/null
+done
+
+config_get iftype "$cfg" type
+[ "$iftype" = "bridge" ] && brctl delbr "$ifname" >/dev/null 2>/dev/null
 
-hotplug_dev unregister "$if"