-attribute :command, :kind_of => String, :name_attribute => true
-attribute :cluster, :kind_of => String, :required => true
-attribute :database, :kind_of => String, :required => true
-attribute :user, :default => "postgres"
-attribute :group, :default => "postgres"
+property :command, :kind_of => String, :name_property => true
+property :cluster, :kind_of => String, :required => true
+property :database, :kind_of => String, :required => true
+property :user, :kind_of => String, :default => "postgres"
+property :group, :kind_of => String, :default => "postgres"