// inputs not performing any network calls.
		return cfg, nil
	}

	// Make sure to clone the transport before editing the ProxyURL
	if proxyURL != nil {
		ctransport := transport.(*http.Transport).Clone()
		ctransport.Proxy = http.ProxyURL((*url.URL)(proxyURL))
		cfg.transport = ctransport
	} else {
		cfg.transport = transport
	}

	return cfg, nil

}

func buildClientWithProxy(kubeconfig string, proxyURL *url.URL) (istioKube.CLIClient, error) {
	rc, err := istioKube.DefaultRestConfig(kubeconfig, "", func(config *rest.Config) {
		config.QPS = 200
		config.Burst = 400
	})
	if err != nil {
		return nil, err
	}
	rc.Proxy = http.ProxyURL(proxyURL)
	return istioKube.NewCLIClient(istioKube.NewClientConfigForRestConfig(rc))