}

	// Update service from any type to NodePort or LoadBalancer, should update NodePort.
	if service.Spec.Type == api.ServiceTypeNodePort || service.Spec.Type == api.ServiceTypeLoadBalancer {
		if err := al.updateNodePorts(After{service}, Before{oldService}, nodePortOp); err != nil {
			txn.Revert()
			return nil, err
		}
	}

	// Handle ExternalTraffic related updates.