additional check on routes for correct gateway, not just interface because now i have more than 1 static route for that wan

failover.sh

@@ -14,6 +14,8 @@ WAN1_IFACE_NAME="eth0"
 WAN2_IFACE_NAME="wwan0"
 WAN1_LUCI_NAME="wan"
 WAN2_LUCI_NAME="wanb" #currently unused
+#vpn gareway
+VPN_GATEWAY="139.99.201.65"
 
 #get the current active wan interface, in case the script is started during failover
 function get_active_wan {
@@ -23,9 +25,10 @@ function get_active_wan {
 	while [ $ROUTE -le 100 ]
 	do
 		ROUTE_IFACE=`uci get network.@route[$ROUTE].interface`
+		ROUTE_TARGET=`uci get network.@route[$ROUTE].target`
 		if [ "$ROUTE_IFACE" == "uci: Entry not found" ]; then
 			break
-		elif [ "$ROUTE_IFACE" == "$WAN1_LUCI_NAME" ]; then
+		elif [ "$ROUTE_IFACE" == "$WAN1_LUCI_NAME" ] && [ "$ROUTE_TARGET" == "$VPN_GATEWAY" ]; then
 			CURRENT_METRIC=`uci get network.@route[$ROUTE].metric`
 			break
 		fi