releaseTime, err = releaseInfoToReleaseTime(releaseInfo)
	return sha256Sum, releaseTime, releaseInfo, err
}

func getUpdateTransport(timeout time.Duration) http.RoundTripper {
	var updateTransport http.RoundTripper = &http.Transport{
		Proxy:                 http.ProxyFromEnvironment,
		DialContext:           xhttp.NewInternodeDialContext(timeout, globalTCPOptions),
		IdleConnTimeout:       timeout,

		// or the bootstrapping credentials to potentially lay down new initial config.
		closeAllConns, err := kubeletcertificate.UpdateTransport(wait.NeverStop, transportConfig, clientCertificateManager, 5*time.Minute)
		if err != nil {
			return nil, nil, err
		}
		var onHeartbeatFailure func()