// For idempotent test, we check the result of the second call.
			if err := UploadConfiguration(cfg, client); err != nil {
				t2.Fatalf("UploadConfiguration() error = %v", err)
			}
			if tt.updateExisting {
				if err := UploadConfiguration(cfg, client); err != nil {
					t2.Fatalf("UploadConfiguration() error = %v", err)
				}
			}
			if tt.verifyResult {

	// or during upgrade nodes
	NodesKubeadmConfigClusterRoleName = "kubeadm:nodes-kubeadm-config"
)

// UploadConfiguration saves the InitConfiguration used for later reference (when upgrading for instance)
func UploadConfiguration(cfg *kubeadmapi.InitConfiguration, client clientset.Interface) error {

	cfg, client, err := getUploadConfigData(c)
	if err != nil {
		return err
	}

	klog.V(1).Infoln("[upload-config] Uploading the kubeadm ClusterConfiguration to a ConfigMap")
	if err := uploadconfig.UploadConfiguration(cfg, client); err != nil {
		return errors.Wrap(err, "error uploading the kubeadm ClusterConfiguration")
	}
	return nil
}

// runUploadKubeletConfig uploads the kubelet configuration to a ConfigMap

	// Note: This is done right in the beginning of cluster initialization; as we might want to make other phases
	// depend on centralized information from this source in the future
	if err := uploadconfig.UploadConfiguration(cfg, client); err != nil {
		errs = append(errs, err)
	}

	// Create the new, version-branched kubelet ComponentConfig ConfigMap
	if err := kubeletphase.CreateConfigMap(&cfg.ClusterConfiguration, client); err != nil {