add whenever and make rake for dns update

config/deploy.rb

@@ -60,6 +60,7 @@ task :deploy do
       in_path(fetch(:current_path)) do
         invoke :'passenger:restart'
       end
+      invoke :'whenever:update'
     end
   end
 

config/schedule.rb

@@ -0,0 +1,10 @@
+# Use this file to easily define all of your cron jobs.
+#
+
+set :output, "/home/feenix/gateway/shared/log/whenever.log"
+
+every :hour do
+   rake "dns:update"
+end
+
+# Learn more: http://github.com/javan/whenever