return err
	}
	return dnsaddon.EnsureDNSAddon(&cfg.ClusterConfiguration, client, patchesDir, out, printManifest)
}

// runKubeProxyAddon installs KubeProxy addon to a Kubernetes cluster
func runKubeProxyAddon(c workflow.RunData) error {
	cfg, client, _, out, err := getInitData(c)
	if err != nil {
		return err
	}
	return proxyaddon.EnsureProxyAddon(&cfg.ClusterConfiguration, &cfg.LocalAPIEndpoint, client, out, printManifest)
}

// information. The cluster-wide config is stored in ClusterConfiguration. The InitConfiguration
// object IS NOT uploaded to the kubeadm-config ConfigMap in the cluster, only the
// ClusterConfiguration is.
type InitConfiguration struct {
	metav1.TypeMeta

	// ClusterConfiguration holds the cluster-wide information, and embeds that struct (which can be (un)marshalled separately as well)

	// KubeProxyConfigMapRoleName sets the name of ClusterRole for ConfigMap
	KubeProxyConfigMapRoleName = "kube-proxy"
)

// EnsureProxyAddon creates the kube-proxy addons
func EnsureProxyAddon(cfg *kubeadmapi.ClusterConfiguration, localEndpoint *kubeadmapi.APIEndpoint, client clientset.Interface, out io.Writer, printManifest bool) error {
	cmByte, err := createKubeProxyConfigMap(cfg, localEndpoint, client, printManifest)
	if err != nil {
		return err

	}{
		{
			name:          "invalid - No kubeadm-config ConfigMap",
			expectedError: true,
		},
		{
			name: "invalid - No ClusterConfiguration in kubeadm-config ConfigMap",
			configMaps: []testresources.FakeConfigMap{
				{
					Name: kubeadmconstants.KubeadmConfigConfigMap, // ClusterConfiguration from kubeadm-config.
					Data: map[string]string{},
				},
			},
			expectedError: true,
		},
		{

	}

	// gets ClusterConfiguration from kubeadm-config
	clusterConfigurationData, ok := configMap.Data[constants.ClusterConfigurationConfigMapKey]
	if !ok {
		return nil, errors.Errorf("unexpected error when reading kubeadm-config ConfigMap: %s key value pair missing", constants.ClusterConfigurationConfigMapKey)
	}

		},
		LocalAPIEndpoint: kubeadmapiv1.APIEndpoint{
			AdvertiseAddress: "1.2.3.4",
			BindPort:         1234,
		},
	}
	clusterCfg := kubeadmapiv1.ClusterConfiguration{
		TypeMeta: metav1.TypeMeta{
			APIVersion: kubeadmapiv1.SchemeGroupVersion.String(),
			Kind:       "ClusterConfiguration",
		},
		CertificatesDir:   certDir,
		ClusterName:       clusterName,
		KubernetesVersion: kubeadmconstants.MinimumControlPlaneVersion.String(),
	}

				GroupVersion: kubeproxyconfig.SchemeGroupVersion,
			},
		}
	},
	fromCluster: kubeProxyConfigFromCluster,
}

func kubeProxyConfigFromCluster(h *handler, clientset clientset.Interface, _ *kubeadmapi.ClusterConfiguration) (kubeadmapi.ComponentConfig, error) {
	configMapName := kubeadmconstants.KubeProxyConfigMap
	klog.V(1).Infof("attempting to download the KubeProxyConfiguration from ConfigMap %q", configMapName)

	SkipCRIDetect bool
}

// MarshalKubeadmConfigObject marshals an Object registered in the kubeadm scheme. If the object is a InitConfiguration or ClusterConfiguration, some extra logic is run
func MarshalKubeadmConfigObject(obj runtime.Object, gv schema.GroupVersion) ([]byte, error) {
	switch internalcfg := obj.(type) {
	case *kubeadmapi.InitConfiguration:

)

// SetKubernetesVersion gets the current Kubeadm version and sets it as KubeadmVersion in the config,
// unless it's already set to a value different from the default.
func SetKubernetesVersion(cfg *kubeadmapiv1.ClusterConfiguration) {

	if cfg.KubernetesVersion != kubeadmapiv1.DefaultKubernetesVersion && cfg.KubernetesVersion != "" {
		return
	}
	cfg.KubernetesVersion = version.Get().String()

	localSchemeBuilder.Register(addKnownTypes, addDefaultingFuncs)
}

func addKnownTypes(scheme *runtime.Scheme) error {
	scheme.AddKnownTypes(SchemeGroupVersion,
		&InitConfiguration{},
		&ClusterConfiguration{},
		&JoinConfiguration{},
		&ResetConfiguration{},
		&UpgradeConfiguration{},
	)
	metav1.AddToGroupVersion(scheme, SchemeGroupVersion)
	return nil