Update IPv6 prefer settings

EkkoG · Oct 20, 2023 · 69dc933 · 69dc933
1 parent 190254d
commit 69dc933
Showing 1 changed file with 11 additions and 2 deletions.
diff --git a/modules/prefer-ipv6-settings/files/etc/hotplug.d/iface/99-odhcpd b/modules/prefer-ipv6-settings/files/etc/hotplug.d/iface/99-odhcpd
@@ -4,6 +4,15 @@
 [ "$ACTION" = ifup -o "$ACTION" = ifupdate ] || exit 0
 [ "$ACTION" = ifupdate -a -z "$IFUPDATE_ADDRESSES" -a -z "$IFUPDATE_DATA" ] && exit 0
 
-logger -t odhcpd "Reloading odhcpd due to $ACTION of $INTERFACE ($DEVICE)"
+if echo "$INTERFACE" | grep -q "wan" && echo "$INTERFACE" | grep -qv "vap"; then
+	IPV6_REGEX="\(\([0-9A-Fa-f]\{1,4\}:\)\{1,\}\)\(\([0-9A-Fa-f]\{1,4\}\)\{0,1\}\)\(\(:[0-9A-Fa-f]\{1,4\}\)\{1,\}\)"
+	IPV6_ADDR="$(ip -6 addr show dev "$DEVICE" | grep inet6 | grep -m 1 -o "$IPV6_REGEX")"
+	LOCK_FILE="/tmp/lock/odhcpd_hotplug_lock"
 
-"/etc/init.d/odhcpd" restart
+	if [ -n "$IPV6_ADDR" ] && mkdir "$LOCK_FILE" 2>/dev/null; then
+		[ -f '/etc/init.d/miniupnpd' ] && "/etc/init.d/miniupnpd" stop 2>&1
+		"/sbin/ifup" lan 2>&1
+		[ -f '/etc/init.d/miniupnpd' ] && "/etc/init.d/miniupnpd" start 2>&1 &
+		logger -t odhcpd "Reloading lan due to $ACTION of $INTERFACE ($DEVICE)"
+	fi
+fi