X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/a87f6b14b4de411e63b613dc9c261d1eeb4d4b30..3840d84728da7aabf73ef090b0aeaff5e4e3eb0d:/package/base-files/files/usr/share/udhcpc/default.script

diff --git a/package/base-files/files/usr/share/udhcpc/default.script b/package/base-files/files/usr/share/udhcpc/default.script
index f2099204e..147b9f1a9 100755
--- a/package/base-files/files/usr/share/udhcpc/default.script
+++ b/package/base-files/files/usr/share/udhcpc/default.script
@@ -13,7 +13,13 @@ hotplug_event() {
 
 		config_get proto $ifc proto
 		[ "$proto" = "dhcp" ] || continue
-
+		[ ifup = "$1" ] && {
+			uci_set_state network "$ifc" ipaddr "$ip"
+			uci_set_state network "$ifc" netmask "${subnet:-255.255.255.0}"
+			uci_set_state network "$ifc" dnsdomain "$domain"
+			uci_set_state network "$ifc" dns "$dns"
+			uci_set_state network "$ifc" gateway "$router"
+		}
 		env -i ACTION="$1" INTERFACE="$ifc" DEVICE="$ifname" PROTO=dhcp /sbin/hotplug-call iface
 	done
 }
@@ -28,23 +34,26 @@ case "$1" in
 		netmask ${subnet:-255.255.255.0} \
 		broadcast ${broadcast:-+}
 
-		if [ "$router" != "$(route -n | grep '^0.0.0.0' | grep $interface | awk '{ print $2 }')" ] ; then
-			echo "deleting routers"
-			while route del default gw 0.0.0.0 dev $interface >&- 2>&- ; do :; done
-					
+		[ -n "$router" ] && {
 			for i in $router ; do
 				echo "adding router $i"
 				route add default gw $i dev $interface
+				valid="$valid|$i"
+
 			done
-		fi
+
+			echo "deleting old routes"
+			$(route -n | awk '/^0.0.0.0\W{9}('$valid')\W/ {next} /^0.0.0.0/ {print "route del -net "$1" gw "$2";"}')
+		}
 		
 		[ -n "$dns" ] && {
-			echo -n > $RESOLV_CONF
-			${domain:+echo search $domain} >> $RESOLV_CONF
+			echo -n > "${RESOLV_CONF}.tmp"
+			${domain:+echo search $domain} >> "${RESOLV_CONF}.tmp"
 			for i in $dns ; do
 				echo "adding dns $i"
-				echo "nameserver $i" >> $RESOLV_CONF
+				echo "nameserver $i" >> "${RESOLV_CONF}.tmp"
 			done
+			mv "${RESOLV_CONF}.tmp" "$RESOLV_CONF"
 		}
 		
 		hotplug_event ifup