Discovery: kubeadm.Discovery{
					File: &kubeadm.FileDiscovery{
						KubeConfigPath: "notnil",
					},
				},
			},
			expect: false,
		},
		{
			name: "file Discovery with an url",
			d: kubeadm.JoinConfiguration{
				Discovery: kubeadm.Discovery{
					File: &kubeadm.FileDiscovery{
						KubeConfigPath: "https://localhost",
					},
				},
			},
			expect: false,
		},
		{

		if r.Method != http.MethodHead {
			w.WriteHeader(http.StatusMethodNotAllowed)
		}
	}))
	defer ts.Close()

	kubeconfigPath := filepath.Join(t.TempDir(), "custom.conf")
	if err := os.WriteFile(kubeconfigPath, []byte(fmt.Sprintf(testKubeconfigDataFormat, ts.URL)), 0o600); err != nil {
		t.Fatalf("os.WriteFile returned unexpected error: %v", err)
	}

	}
	return false
}

// BugReportConfig controls what is captured and Include in the kube-capture tool
// archive.
type BugReportConfig struct {
	// KubeConfigPath is the path to kube config file.
	KubeConfigPath string `json:"kubeConfigPath,omitempty"`
	// Context is the cluster Context in the kube config
	Context string `json:"context,omitempty"`

}

func (c *hollowNodeConfig) createClientConfigFromFile() (*restclient.Config, error) {
	clientConfig, err := clientcmd.LoadFromFile(c.KubeconfigPath)
	if err != nil {
		return nil, fmt.Errorf("error while loading kubeconfig from file %v: %v", c.KubeconfigPath, err)
	}
	config, err := clientcmd.NewDefaultClientConfig(*clientConfig, &clientcmd.ConfigOverrides{}).ClientConfig()
	if err != nil {

func SetDefaults_FileDiscovery(obj *FileDiscovery) {
	// Make sure file URL becomes path
	if len(obj.KubeConfigPath) != 0 {
		u, err := url.Parse(obj.KubeConfigPath)
		if err == nil && u.Scheme == "file" {
			obj.KubeConfigPath = u.Path
		}
	}
}

// SetDefaults_BootstrapTokens sets the defaults for the .BootstrapTokens field

type expirationFlags struct {
	cfgPath        string
	kubeconfigPath string
	cfg            kubeadmapiv1.ClusterConfiguration
}

func addExpirationFlags(cmd *cobra.Command, flags *expirationFlags) {
	options.AddConfigFlag(cmd.Flags(), &flags.cfgPath)
	options.AddCertificateDirFlag(cmd.Flags(), &flags.cfg.CertificatesDir)
	options.AddKubeConfigFlag(cmd.Flags(), &flags.kubeconfigPath)
}

func SetDefaults_FileDiscovery(obj *FileDiscovery) {
	// Make sure file URL becomes path
	if len(obj.KubeConfigPath) != 0 {
		u, err := url.Parse(obj.KubeConfigPath)
		if err == nil && u.Scheme == "file" {
			obj.KubeConfigPath = u.Path
		}
	}
}

// SetDefaults_BootstrapTokens sets the defaults for the .BootstrapTokens field

	fs.StringVar(kubeConfigFile, KubeconfigPath, *kubeConfigFile, "The kubeconfig file to use when talking to the cluster. If the flag is not set, a set of standard locations can be searched for an existing kubeconfig file.")
	// Note that DefValue is the text shown in the terminal and not the default value assigned to the flag
	fs.Lookup(KubeconfigPath).DefValue = constants.GetAdminKubeConfigPath()
}

	Cfg() *kubeadmapi.UpgradeConfiguration
	InitCfg() *kubeadmapi.InitConfiguration
	IsControlPlaneNode() bool
	Client() clientset.Interface
	IgnorePreflightErrors() sets.Set[string]
	PatchesDir() string
	KubeConfigPath() string
	OutputWriter() io.Writer

		dryRun             bool
		flags              applyPlanFlags
		expectedErr        string
		expectedErrNonRoot string
	}{
		{
			name: "Fail pre-flight check",
			flags: applyPlanFlags{
				kubeConfigPath: fullPath,
			},
			expectedErr:        "ERROR CoreDNSUnsupportedPlugins",
			expectedErrNonRoot: "user is not running as", // user is not running as (root || administrator)
		},
		{