// Just some stub code, the code could be enriched when necessary.
type componentConfig struct {
	userSupplied bool
}

func (cc *componentConfig) DeepCopy() kubeadmapi.ComponentConfig {
	result := &componentConfig{}
	return result
}

func (cc *componentConfig) Marshal() ([]byte, error) {
	return nil, nil
}

func (cc *componentConfig) Unmarshal(docmap kubeadmapi.DocumentMap) error {
	return nil
}

	CreateEmpty: func() kubeadmapi.ComponentConfig {
		return &kubeProxyConfig{
			configBase: configBase{
				GroupVersion: kubeproxyconfig.SchemeGroupVersion,
			},
		}
	},
	fromCluster: kubeProxyConfigFromCluster,
}

func kubeProxyConfigFromCluster(h *handler, clientset clientset.Interface, _ *kubeadmapi.ClusterConfiguration) (kubeadmapi.ComponentConfig, error) {
	configMapName := kubeadmconstants.KubeProxyConfigMap

		controllerContext.InformerFactory.Core().V1().Pods(),
		controllerContext.ComponentConfig.HPAController.HorizontalPodAutoscalerSyncPeriod.Duration,
		controllerContext.ComponentConfig.HPAController.HorizontalPodAutoscalerDownscaleStabilizationWindow.Duration,
		controllerContext.ComponentConfig.HPAController.HorizontalPodAutoscalerTolerance,
		controllerContext.ComponentConfig.HPAController.HorizontalPodAutoscalerCPUInitializationPeriod.Duration,

		controllerContext.InformerFactory.Discovery().V1().EndpointSlices(),
		controllerContext.ComponentConfig.EndpointSliceController.MaxEndpointsPerSlice,
		controllerContext.ClientBuilder.ClientOrDie("endpointslice-controller"),
		controllerContext.ComponentConfig.EndpointSliceController.EndpointUpdatesBatchPeriod.Duration,
	).Run(ctx, int(controllerContext.ComponentConfig.EndpointSliceController.ConcurrentServiceEndpointSyncs))
	return nil, true, nil
}

	klog.V(2).Infoln("[componentconfig] Adapting the paths in the KubeletConfiguration for Windows...")

	// Get the drive from where the kubeadm binary was called.
	exe, err := os.Executable()
	if err != nil {
		return errors.Wrap(err, "could not obtain information about the kubeadm executable")
	}
	drive := filepath.VolumeName(filepath.Dir(exe))
	klog.V(2).Infof("[componentconfig] Assuming Windows drive %q", drive)

		flowcontrol.NewBackOff(1*time.Second, 15*time.Minute),
	)
	if err != nil {
		return nil, true, fmt.Errorf("error creating DaemonSets controller: %v", err)
	}
	go dsc.Run(ctx, int(controllerContext.ComponentConfig.DaemonSetController.ConcurrentDaemonSetSyncs))
	return nil, true, nil
}

func newStatefulSetControllerDescriptor() *ControllerDescriptor {
	return &ControllerDescriptor{
		name:     names.StatefulSetController,

	runKubeletFromTest(t, func(gvk schema.GroupVersionKind, yaml string) (kubeadmapi.ComponentConfig, error) {
		return kubeletHandler.FromDocumentMap(kubeadmapi.DocumentMap{
			gvk: []byte(yaml),
		})
	})
}

func TestKubeletFromCluster(t *testing.T) {
	runKubeletFromTest(t, func(_ schema.GroupVersionKind, yaml string) (kubeadmapi.ComponentConfig, error) {
		client := clientsetfake.NewSimpleClientset(
			testKubeletConfigMap(yaml),

		controllerContext.ClientBuilder.ClientOrDie("job-controller"),
	)
	if err != nil {
		return nil, true, fmt.Errorf("creating Job controller: %v", err)
	}
	go jobController.Run(ctx, int(controllerContext.ComponentConfig.JobController.ConcurrentJobSyncs))
	return nil, true, nil
}

func newCronJobControllerDescriptor() *ControllerDescriptor {
	return &ControllerDescriptor{
		name:     names.CronJobController,

	CreateEmpty: func() kubeadmapi.ComponentConfig {
		return &kubeletConfig{
			configBase: configBase{
				GroupVersion: kubeletconfig.SchemeGroupVersion,
			},
		}
	},
	fromCluster: kubeletConfigFromCluster,
}

func kubeletConfigFromCluster(h *handler, clientset clientset.Interface, _ *kubeadmapi.ClusterConfiguration) (kubeadmapi.ComponentConfig, error) {

	var secondaryServiceCIDR *net.IPNet

	// should we start nodeIPAM
	if !ccmConfig.ComponentConfig.KubeCloudShared.AllocateNodeCIDRs {
		return nil, false, nil
	}

	// Cannot run cloud ipam controller if cloud provider is nil (--cloud-provider not set or set to 'external')
	if cloud == nil && ccmConfig.ComponentConfig.KubeCloudShared.CIDRAllocatorType == string(ipam.CloudAllocatorType) {