func kubeClientConfigOverrides(s *options.KubeletServer, clientConfig *restclient.Config) {
	setContentTypeForClient(clientConfig, s.ContentType)
	// Override kubeconfig qps/burst settings from flags
	clientConfig.QPS = float32(s.KubeAPIQPS)
	clientConfig.Burst = int(s.KubeAPIBurst)
}

// getNodeName returns the node name according to the cloud provider
// if cloud provider is specified. Otherwise, returns the hostname of the node.