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