X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/5f4cd74dd6d382ce193122697fe127f7daa12a01..5668f2ec2143d73218223baf200b3222b9aabbb4:/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 76ba746e2..30e84e6da 100755
--- a/package/base-files/files/usr/share/udhcpc/default.script
+++ b/package/base-files/files/usr/share/udhcpc/default.script
@@ -7,13 +7,20 @@ RESOLV_CONF="/tmp/resolv.conf.auto"
 
 hotplug_event() {
 	scan_interfaces
+	config_load /var/state/network
 	for ifc in $interfaces; do
 		config_get ifname $ifc ifname
 		[ "$ifname" = "$interface" ] || continue
 
 		config_get proto $ifc proto
 		[ "$proto" = "dhcp" ] || continue
-
+		[ ifup = "$1" ] && {
+			uci set "/var/state/network.$ifc.ipaddr=$ip"
+			uci set "/var/state/network.$ifc.netmask=${subnet:-255.255.255.0}"
+			uci set "/var/state/network.$ifc.dnsdomain=$domain"
+			uci set "/var/state/network.$ifc.dns=$dns"
+			uci set "/var/state/network.$ifc.gateway=$router"
+		}
 		env -i ACTION="$1" INTERFACE="$ifc" DEVICE="$ifname" PROTO=dhcp /sbin/hotplug-call iface
 	done
 }
@@ -28,7 +35,7 @@ case "$1" in
 		netmask ${subnet:-255.255.255.0} \
 		broadcast ${broadcast:-+}
 
-		[ "$router"] && {
+		[ -n "$router" ] && {
 			for i in $router ; do
 				echo "adding router $i"
 				route add default gw $i dev $interface
@@ -41,12 +48,13 @@ case "$1" in
 		}
 		
 		[ -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