gns = parts[0]
							}
							// todo: check istiod env `PILOT_SCOPE_GATEWAY_TO_NAMESPACE`, if true, need to match gateway namespace

							gwID := newResourceID(gns, gatewayName)
							if gok := recordGateways[gwID]; !gok {
								gw, _ := configClient.NetworkingV1alpha3().Gateways(gns).Get(context.Background(), gatewayName, metav1.GetOptions{})
								if gw != nil {
									recordGateways[gwID] = true