# File lib/fog/container_infra/openstack/models/cluster.rb, line 31
        def update
          requires :uuid, :name, :cluster_template_id
          attrs = attributes.select{|k,_| allowed_update_attributes.include? k}
          attrs = convert_update_params(attrs)
          merge_attributes(service.update_cluster(uuid, attrs).body)
          self
        end