ddns-scripts: Added duckdns.org service

Signed-off-by: Marco Giovinazzi <marco.giovinazzi@comodojo.org>

net/ddns-scripts/Makefile

@@ -12,7 +12,7 @@ PKG_NAME:=ddns-scripts
 PKG_VERSION:=2.5.0
 # Release == build
 # increase on changes of services files or tld_names.dat
-PKG_RELEASE:=3
+PKG_RELEASE:=4
 
 PKG_LICENSE:=GPL-2.0
 PKG_MAINTAINER:=Christian Schoenebeck <christian.schoenebeck@gmail.com>
@@ -88,10 +88,10 @@ define Package/$(PKG_NAME)_nsupdate/description
 endef
 define Package/$(PKG_NAME)_nsupdate/config
     help
-	The script directly updates a PowerDNS (or maybe bind server) via nsupdate 
-	from bind-client package. It requires 
+	The script directly updates a PowerDNS (or maybe bind server) via nsupdate
+	from bind-client package. It requires
 	"option dns_server" to be set to the server to be used by nsupdate.
-	"option username" should be set to the key name and 
+	"option username" should be set to the key name and
 	"option password" to the base64 encoded shared secret.
 
 endef

net/ddns-scripts/files/services

@@ -106,3 +106,6 @@
 
 # dy.fi Dynamic DNS for finnish users
 "dy.fi"      "http://[USERNAME]:[PASSWORD]@www.dy.fi/nic/update?hostname=[DOMAIN]"
+
+# duckdns.org as in https://www.duckdns.org/install.jsp#openwrt and https://wiki.openwrt.org/doc/howto/ddns.client/duckdns
+"duckdns.org"    "http://www.duckdns.org/update?domains=[USERNAME]&token=[PASSWORD]&ip=[IP]"    "OK"