Support DNS Over HTTPS

package/openwrt/files/etc/init.d/smartdns

@@ -155,9 +155,11 @@ load_server()
 		SERVER="server-tcp"
 	elif [ "$type" = "tls" ]; then
 		SERVER="server-tls"
+	elif [ "$type" = "https" ]; then
+		SERVER="server-https"
 	fi
 
-	if [ ! -z "`echo $ip | grep ":"`" ]; then
+	if [ ! -z "`echo $ip | grep ":" | grep -v "https://"`" ]; then
 		if [ -z "`echo $ip | grep "\["`" ]; then
 			ip="[$ip]"
 		fi
@@ -185,6 +187,10 @@ load_server()
 		DNS_ADDRESS="$ip"
 	fi
 
+	if [ "$type" = "https" ]; then
+		DNS_ADDRESS="$ip"
+	fi
+
 	conf_append "$SERVER" "$DNS_ADDRESS $ADDITIONAL_ARGS $addition_arg"
 }