}

			if tc.deviceMountPath != "" {
				tc.deviceMountPath = filepath.Join(tmpDir, tc.deviceMountPath)
			}

			nodeName := string(csiAttacher.plugin.host.GetNodeName())
			attachID := getAttachmentName(tc.volName, testDriver, nodeName)

			if tc.createAttachment {
				// Set up volume attachment
				attachment := makeTestAttachment(attachID, nodeName, pvName)

		}
	}
	// add topology labels to proxy labels
	proxy.Labels = labelutil.AugmentLabels(
		proxy.Labels,
		proxy.Metadata.ClusterID,
		util.LocalityToString(proxy.Locality),
		proxy.GetNodeName(),
		proxy.Metadata.Network,
	)
}

func localityFromProxyLabels(proxy *model.Proxy) *core.Locality {
	region, f1 := proxy.Labels[labelutil.LabelTopologyRegion]

	}
}

func (adc *attachDetachController) GetNodeLabels() (map[string]string, error) {
	return nil, fmt.Errorf("GetNodeLabels() unsupported in Attach/Detach controller")
}

func (adc *attachDetachController) GetNodeName() types.NodeName {
	return ""
}

func (adc *attachDetachController) GetEventRecorder() record.EventRecorder {
	return nil
}

func (adc *attachDetachController) GetSubpather() subpath.Interface {

	GetExec(pluginName string) exec.Interface

	// Returns the labels on the node
	GetNodeLabels() (map[string]string, error)

	// Returns the name of the node
	GetNodeName() types.NodeName

	GetAttachedVolumesFromNodeStatus() (map[v1.UniqueVolumeName]string, error)

	// Returns the event recorder of kubelet.
	GetEventRecorder() record.EventRecorder

	return node.Metadata.Labels[constants.TestVMLabel] != ""
}

func (node *Proxy) IsProxylessGrpc() bool {
	return node.Metadata != nil && node.Metadata.Generator == "grpc"
}

func (node *Proxy) GetNodeName() string {
	if node.Metadata != nil && len(node.Metadata.NodeName) > 0 {
		return node.Metadata.NodeName
	}
	// fall back to get the node name from labels

func (c *Controller) GetProxyWorkloadLabels(proxy *model.Proxy) labels.Instance {
	pod := c.pods.getPodByProxy(proxy)
	if pod != nil {
		var locality, nodeName string
		locality = c.getPodLocality(pod)
		if len(proxy.GetNodeName()) == 0 {
			// this can happen for an "old" proxy with no `Metadata.NodeName` set
			// in this case we set the node name in labels on the fly
			// TODO: remove this when 1.16 is EOL?
			nodeName = pod.Spec.NodeName