X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/1f8fdc6885832b68e9c5952a29be30bb219e3d4b..88d99188b8fdc9b172b74e41db418a9b85b13ae0:/openwrt/package/base-files/default/usr/share/udhcpc/default.script

diff --git a/openwrt/package/base-files/default/usr/share/udhcpc/default.script b/openwrt/package/base-files/default/usr/share/udhcpc/default.script
index 0c08985e7..4604648e6 100755
--- a/openwrt/package/base-files/default/usr/share/udhcpc/default.script
+++ b/openwrt/package/base-files/default/usr/share/udhcpc/default.script
@@ -1,42 +1,51 @@
 #!/bin/sh
-# udhcpc script edited by Tim Riker <Tim@Rikers.org>
-# (slightly modified for OpenWrt)
-
 [ -z "$1" ] && echo "Error: should be run by udhcpc" && exit 1
+. /etc/config/network
 
 RESOLV_CONF="/tmp/resolv.conf"
 
-case "$1" in
-        deconfig)
-                ifconfig $interface 0.0.0.0
-                ;;
-
-        renew|bound)
-                ifconfig $interface $ip \
-                netmask ${subnet:-255.255.255.0} \
-                broadcast ${broadcast:-+}
-
-                if [ -n "$router" ] ; then
-                        echo "deleting routers"
-                        while route del default gw 0.0.0.0 dev $interface ; do
-                                :
-                        done
-
-                        for i in $router ; do
-                                route add default gw $i dev $interface
-                        done
-                fi
-
-                echo -n > $RESOLV_CONF
-                ${domain:+echo search $domain} >> $RESOLV_CONF
-                for i in $dns ; do
-                        echo adding dns $i
-                        echo nameserver $i >> $RESOLV_CONF
+hotplug_event() {
+	for ifname in lan wan wifi ${ifnames}; do
+		eval "proto=\"\${${ifname}_proto}\""
+		eval "if=\"\${${ifname}_ifname}\""
+		[ "$proto" = "dhcp" ] || continue
+		[ "$if" = "$interface" ] || continue
+		env -i ACTION="$1" INTERFACE="$ifname" PROTO=dhcp /sbin/hotplug iface
+	done
+}
 
+case "$1" in
+	deconfig)
+		ifconfig $interface 0.0.0.0
+		hotplug_event ifdown
+	;;
+	renew|bound)
+		ifconfig $interface $ip \
+		netmask ${subnet:-255.255.255.0} \
+		broadcast ${broadcast:-+}
+
+		if [ -n "$router" ] ; then
+			echo "deleting routers"
+			while route del default gw 0.0.0.0 dev $interface >&- 2>&- ; do :; done
+					
+			for i in $router ; do
+				echo "adding router $i"
+				route add default gw $i dev $interface
+			done
+		fi
+
+		echo -n > $RESOLV_CONF
+		${domain:+echo search $domain} >> $RESOLV_CONF
+		for i in $dns ; do
+			echo "adding dns $i"
+			echo "nameserver $i" >> $RESOLV_CONF
+		done
+		
+		hotplug_event ifup
+		
 		# user rules
 		[ -f /etc/udhcpc.user ] && . /etc/udhcpc.user
-
-                done
-                ;;
+	;;
 esac
+
 exit 0