Remove ioutil from client-go

Signed-off-by: inosato <si17_21@yahoo.co.jp>

Kubernetes-commit: 88dfa51b6003c90e8f0a0508939a1d79950a40df

tools/clientcmd/api/helpers.go

@@ -20,7 +20,6 @@ import (
 	"encoding/base64"
 	"errors"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path"
 	"path/filepath"
@@ -152,7 +151,7 @@ func FlattenContent(path *string, contents *[]byte, baseDir string) error {
 
 		var err error
 		absPath := ResolvePath(*path, baseDir)
-		*contents, err = ioutil.ReadFile(absPath)
+		*contents, err = os.ReadFile(absPath)
 		if err != nil {
 			return err
 		}

tools/clientcmd/api/helpers_test.go

@@ -18,7 +18,6 @@ package api
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"reflect"
 	"testing"
@@ -27,13 +26,13 @@ import (
 )
 
 func newMergedConfig(certFile, certContent, keyFile, keyContent, caFile, caContent string, t *testing.T) Config {
-	if err := ioutil.WriteFile(certFile, []byte(certContent), 0644); err != nil {
+	if err := os.WriteFile(certFile, []byte(certContent), 0644); err != nil {
 		t.Errorf("unexpected error: %v", err)
 	}
-	if err := ioutil.WriteFile(keyFile, []byte(keyContent), 0600); err != nil {
+	if err := os.WriteFile(keyFile, []byte(keyContent), 0600); err != nil {
 		t.Errorf("unexpected error: %v", err)
 	}
-	if err := ioutil.WriteFile(caFile, []byte(caContent), 0644); err != nil {
+	if err := os.WriteFile(caFile, []byte(caContent), 0644); err != nil {
 		t.Errorf("unexpected error: %v", err)
 	}
 
@@ -52,11 +51,11 @@ func newMergedConfig(certFile, certContent, keyFile, keyContent, caFile, caConte
 }
 
 func TestMinifySuccess(t *testing.T) {
-	certFile, _ := ioutil.TempFile("", "")
+	certFile, _ := os.CreateTemp("", "")
 	defer os.Remove(certFile.Name())
-	keyFile, _ := ioutil.TempFile("", "")
+	keyFile, _ := os.CreateTemp("", "")
 	defer os.Remove(keyFile.Name())
-	caFile, _ := ioutil.TempFile("", "")
+	caFile, _ := os.CreateTemp("", "")
 	defer os.Remove(caFile.Name())
 
 	mutatingConfig := newMergedConfig(certFile.Name(), "cert", keyFile.Name(), "key", caFile.Name(), "ca", t)
@@ -88,11 +87,11 @@ func TestMinifySuccess(t *testing.T) {
 }
 
 func TestMinifyMissingContext(t *testing.T) {
-	certFile, _ := ioutil.TempFile("", "")
+	certFile, _ := os.CreateTemp("", "")
 	defer os.Remove(certFile.Name())
-	keyFile, _ := ioutil.TempFile("", "")
+	keyFile, _ := os.CreateTemp("", "")
 	defer os.Remove(keyFile.Name())
-	caFile, _ := ioutil.TempFile("", "")
+	caFile, _ := os.CreateTemp("", "")
 	defer os.Remove(caFile.Name())
 
 	mutatingConfig := newMergedConfig(certFile.Name(), "cert", keyFile.Name(), "key", caFile.Name(), "ca", t)
@@ -106,11 +105,11 @@ func TestMinifyMissingContext(t *testing.T) {
 }
 
 func TestMinifyMissingCluster(t *testing.T) {
-	certFile, _ := ioutil.TempFile("", "")
+	certFile, _ := os.CreateTemp("", "")
 	defer os.Remove(certFile.Name())
-	keyFile, _ := ioutil.TempFile("", "")
+	keyFile, _ := os.CreateTemp("", "")
 	defer os.Remove(keyFile.Name())
-	caFile, _ := ioutil.TempFile("", "")
+	caFile, _ := os.CreateTemp("", "")
 	defer os.Remove(caFile.Name())
 
 	mutatingConfig := newMergedConfig(certFile.Name(), "cert", keyFile.Name(), "key", caFile.Name(), "ca", t)
@@ -124,11 +123,11 @@ func TestMinifyMissingCluster(t *testing.T) {
 }
 
 func TestMinifyMissingAuthInfo(t *testing.T) {
-	certFile, _ := ioutil.TempFile("", "")
+	certFile, _ := os.CreateTemp("", "")
 	defer os.Remove(certFile.Name())
-	keyFile, _ := ioutil.TempFile("", "")
+	keyFile, _ := os.CreateTemp("", "")
 	defer os.Remove(keyFile.Name())
-	caFile, _ := ioutil.TempFile("", "")
+	caFile, _ := os.CreateTemp("", "")
 	defer os.Remove(caFile.Name())
 
 	mutatingConfig := newMergedConfig(certFile.Name(), "cert", keyFile.Name(), "key", caFile.Name(), "ca", t)
@@ -142,11 +141,11 @@ func TestMinifyMissingAuthInfo(t *testing.T) {
 }
 
 func TestFlattenSuccess(t *testing.T) {
-	certFile, _ := ioutil.TempFile("", "")
+	certFile, _ := os.CreateTemp("", "")
 	defer os.Remove(certFile.Name())
-	keyFile, _ := ioutil.TempFile("", "")
+	keyFile, _ := os.CreateTemp("", "")
 	defer os.Remove(keyFile.Name())
-	caFile, _ := ioutil.TempFile("", "")
+	caFile, _ := os.CreateTemp("", "")
 	defer os.Remove(caFile.Name())
 
 	certData := "cert"
@@ -207,11 +206,11 @@ func TestFlattenSuccess(t *testing.T) {
 }
 
 func Example_minifyAndShorten() {
-	certFile, _ := ioutil.TempFile("", "")
+	certFile, _ := os.CreateTemp("", "")
 	defer os.Remove(certFile.Name())
-	keyFile, _ := ioutil.TempFile("", "")
+	keyFile, _ := os.CreateTemp("", "")
 	defer os.Remove(keyFile.Name())
-	caFile, _ := ioutil.TempFile("", "")
+	caFile, _ := os.CreateTemp("", "")
 	defer os.Remove(caFile.Name())
 
 	certData := "cert"
@@ -247,11 +246,11 @@ func Example_minifyAndShorten() {
 }
 
 func TestShortenSuccess(t *testing.T) {
-	certFile, _ := ioutil.TempFile("", "")
+	certFile, _ := os.CreateTemp("", "")
 	defer os.Remove(certFile.Name())
-	keyFile, _ := ioutil.TempFile("", "")
+	keyFile, _ := os.CreateTemp("", "")
 	defer os.Remove(keyFile.Name())
-	caFile, _ := ioutil.TempFile("", "")
+	caFile, _ := os.CreateTemp("", "")
 	defer os.Remove(caFile.Name())
 
 	certData := "cert"

tools/clientcmd/auth_loaders.go

@@ -20,7 +20,6 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
-	"io/ioutil"
 	"os"
 
 	"golang.org/x/term"
@@ -59,7 +58,7 @@ func (a *PromptingAuthLoader) LoadAuth(path string) (*clientauth.Info, error) {
 		if err != nil {
 			return &auth, err
 		}
-		err = ioutil.WriteFile(path, data, 0600)
+		err = os.WriteFile(path, data, 0600)
 		return &auth, err
 	}
 	authPtr, err := clientauth.LoadFromFile(path)

tools/clientcmd/client_config.go

@@ -19,7 +19,6 @@ package clientcmd
 import (
 	"fmt"
 	"io"
-	"io/ioutil"
 	"net/http"
 	"net/url"
 	"os"
@@ -246,7 +245,7 @@ func (config *DirectClientConfig) getUserIdentificationPartialConfig(configAuthI
 		mergedConfig.BearerToken = configAuthInfo.Token
 		mergedConfig.BearerTokenFile = configAuthInfo.TokenFile
 	} else if len(configAuthInfo.TokenFile) > 0 {
-		tokenBytes, err := ioutil.ReadFile(configAuthInfo.TokenFile)
+		tokenBytes, err := os.ReadFile(configAuthInfo.TokenFile)
 		if err != nil {
 			return nil, err
 		}
@@ -586,7 +585,7 @@ func (config *inClusterClientConfig) Namespace() (string, bool, error) {
 	}
 
 	// Fall back to the namespace associated with the service account token, if available
-	if data, err := ioutil.ReadFile("/var/run/secrets/kubernetes.io/serviceaccount/namespace"); err == nil {
+	if data, err := os.ReadFile("/var/run/secrets/kubernetes.io/serviceaccount/namespace"); err == nil {
 		if ns := strings.TrimSpace(string(data)); len(ns) > 0 {
 			return ns, false, nil
 		}

tools/clientcmd/client_config_test.go

@@ -17,7 +17,6 @@ limitations under the License.
 package clientcmd
 
 import (
-	"io/ioutil"
 	"os"
 	"reflect"
 	"strings"
@@ -158,7 +157,7 @@ func TestInsecureOverridesCA(t *testing.T) {
 }
 
 func TestCAOverridesCAData(t *testing.T) {
-	file, err := ioutil.TempFile("", "my.ca")
+	file, err := os.CreateTemp("", "my.ca")
 	if err != nil {
 		t.Fatalf("could not create tempfile: %v", err)
 	}
@@ -293,7 +292,7 @@ func TestModifyContext(t *testing.T) {
 		"clean":   true,
 	}
 
-	tempPath, err := ioutil.TempFile("", "testclientcmd-")
+	tempPath, err := os.CreateTemp("", "testclientcmd-")
 	if err != nil {
 		t.Fatalf("unexpected error: %v", err)
 	}
@@ -478,13 +477,13 @@ func TestBasicAuthData(t *testing.T) {
 
 func TestBasicTokenFile(t *testing.T) {
 	token := "exampletoken"
-	f, err := ioutil.TempFile("", "tokenfile")
+	f, err := os.CreateTemp("", "tokenfile")
 	if err != nil {
 		t.Errorf("Unexpected error: %v", err)
 		return
 	}
 	defer os.Remove(f.Name())
-	if err := ioutil.WriteFile(f.Name(), []byte(token), 0644); err != nil {
+	if err := os.WriteFile(f.Name(), []byte(token), 0644); err != nil {
 		t.Errorf("Unexpected error: %v", err)
 		return
 	}
@@ -514,13 +513,13 @@ func TestBasicTokenFile(t *testing.T) {
 
 func TestPrecedenceTokenFile(t *testing.T) {
 	token := "exampletoken"
-	f, err := ioutil.TempFile("", "tokenfile")
+	f, err := os.CreateTemp("", "tokenfile")
 	if err != nil {
 		t.Errorf("Unexpected error: %v", err)
 		return
 	}
 	defer os.Remove(f.Name())
-	if err := ioutil.WriteFile(f.Name(), []byte(token), 0644); err != nil {
+	if err := os.WriteFile(f.Name(), []byte(token), 0644); err != nil {
 		t.Errorf("Unexpected error: %v", err)
 		return
 	}
@@ -904,12 +903,12 @@ users:
       command: foo-command
       provideClusterInfo: true
 `
-	tmpfile, err := ioutil.TempFile("", "kubeconfig")
+	tmpfile, err := os.CreateTemp("", "kubeconfig")
 	if err != nil {
 		t.Error(err)
 	}
 	defer os.Remove(tmpfile.Name())
-	if err := ioutil.WriteFile(tmpfile.Name(), []byte(content), 0666); err != nil {
+	if err := os.WriteFile(tmpfile.Name(), []byte(content), 0666); err != nil {
 		t.Error(err)
 	}
 	config, err := BuildConfigFromFlags("", tmpfile.Name())

tools/clientcmd/loader.go

@@ -18,7 +18,6 @@ package clientcmd
 
 import (
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"reflect"
@@ -283,12 +282,12 @@ func (rules *ClientConfigLoadingRules) Migrate() error {
 			return fmt.Errorf("cannot migrate %v to %v because it is a directory", source, destination)
 		}
 
-		data, err := ioutil.ReadFile(source)
+		data, err := os.ReadFile(source)
 		if err != nil {
 			return err
 		}
 		// destination is created with mode 0666 before umask
-		err = ioutil.WriteFile(destination, data, 0666)
+		err = os.WriteFile(destination, data, 0666)
 		if err != nil {
 			return err
 		}
@@ -363,7 +362,7 @@ func (rules *ClientConfigLoadingRules) IsDefaultConfig(config *restclient.Config
 
 // LoadFromFile takes a filename and deserializes the contents into Config object
 func LoadFromFile(filename string) (*clientcmdapi.Config, error) {
-	kubeconfigBytes, err := ioutil.ReadFile(filename)
+	kubeconfigBytes, err := os.ReadFile(filename)
 	if err != nil {
 		return nil, err
 	}
@@ -429,7 +428,7 @@ func WriteToFile(config clientcmdapi.Config, filename string) error {
 		}
 	}
 
-	if err := ioutil.WriteFile(filename, content, 0600); err != nil {
+	if err := os.WriteFile(filename, content, 0600); err != nil {
 		return err
 	}
 	return nil

tools/clientcmd/loader_test.go

@@ -19,7 +19,6 @@ package clientcmd
 import (
 	"bytes"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"path"
 	"path/filepath"
@@ -132,10 +131,10 @@ func TestToleratingMissingFiles(t *testing.T) {
 }
 
 func TestErrorReadingFile(t *testing.T) {
-	commandLineFile, _ := ioutil.TempFile("", "")
+	commandLineFile, _ := os.CreateTemp("", "")
 	defer os.Remove(commandLineFile.Name())
 
-	if err := ioutil.WriteFile(commandLineFile.Name(), []byte("bogus value"), 0644); err != nil {
+	if err := os.WriteFile(commandLineFile.Name(), []byte("bogus value"), 0644); err != nil {
 		t.Fatalf("Error creating tempfile: %v", err)
 	}
 
@@ -153,7 +152,7 @@ func TestErrorReadingFile(t *testing.T) {
 }
 
 func TestErrorReadingNonFile(t *testing.T) {
-	tmpdir, err := ioutil.TempDir("", "")
+	tmpdir, err := os.MkdirTemp("", "")
 	if err != nil {
 		t.Fatalf("Couldn't create tmpdir")
 	}
@@ -173,9 +172,9 @@ func TestErrorReadingNonFile(t *testing.T) {
 }
 
 func TestConflictingCurrentContext(t *testing.T) {
-	commandLineFile, _ := ioutil.TempFile("", "")
+	commandLineFile, _ := os.CreateTemp("", "")
 	defer os.Remove(commandLineFile.Name())
-	envVarFile, _ := ioutil.TempFile("", "")
+	envVarFile, _ := os.CreateTemp("", "")
 	defer os.Remove(envVarFile.Name())
 
 	mockCommandLineConfig := clientcmdapi.Config{
@@ -254,7 +253,7 @@ users: null
 }
 
 func TestLoadingEmptyMaps(t *testing.T) {
-	configFile, _ := ioutil.TempFile("", "")
+	configFile, _ := os.CreateTemp("", "")
 	defer os.Remove(configFile.Name())
 
 	mockConfig := clientcmdapi.Config{
@@ -280,10 +279,10 @@ func TestLoadingEmptyMaps(t *testing.T) {
 }
 
 func TestDuplicateClusterName(t *testing.T) {
-	configFile, _ := ioutil.TempFile("", "")
+	configFile, _ := os.CreateTemp("", "")
 	defer os.Remove(configFile.Name())
 
-	err := ioutil.WriteFile(configFile.Name(), []byte(`
+	err := os.WriteFile(configFile.Name(), []byte(`
 kind: Config
 apiVersion: v1
 clusters:
@@ -322,10 +321,10 @@ users:
 }
 
 func TestDuplicateContextName(t *testing.T) {
-	configFile, _ := ioutil.TempFile("", "")
+	configFile, _ := os.CreateTemp("", "")
 	defer os.Remove(configFile.Name())
 
-	err := ioutil.WriteFile(configFile.Name(), []byte(`
+	err := os.WriteFile(configFile.Name(), []byte(`
 kind: Config
 apiVersion: v1
 clusters:
@@ -364,10 +363,10 @@ users:
 }
 
 func TestDuplicateUserName(t *testing.T) {
-	configFile, _ := ioutil.TempFile("", "")
+	configFile, _ := os.CreateTemp("", "")
 	defer os.Remove(configFile.Name())
 
-	err := ioutil.WriteFile(configFile.Name(), []byte(`
+	err := os.WriteFile(configFile.Name(), []byte(`
 kind: Config
 apiVersion: v1
 clusters:
@@ -404,10 +403,10 @@ users:
 }
 
 func TestDuplicateExtensionName(t *testing.T) {
-	configFile, _ := ioutil.TempFile("", "")
+	configFile, _ := os.CreateTemp("", "")
 	defer os.Remove(configFile.Name())
 
-	err := ioutil.WriteFile(configFile.Name(), []byte(`
+	err := os.WriteFile(configFile.Name(), []byte(`
 kind: Config
 apiVersion: v1
 clusters:
@@ -472,14 +471,14 @@ func TestResolveRelativePaths(t *testing.T) {
 		},
 	}
 
-	configDir1, _ := ioutil.TempDir("", "")
+	configDir1, _ := os.MkdirTemp("", "")
 	defer os.RemoveAll(configDir1)
 	configFile1 := path.Join(configDir1, ".kubeconfig")
 	configDir1, _ = filepath.Abs(configDir1)
 
-	configDir2, _ := ioutil.TempDir("", "")
+	configDir2, _ := os.MkdirTemp("", "")
 	defer os.RemoveAll(configDir2)
-	configDir2, _ = ioutil.TempDir(configDir2, "")
+	configDir2, _ = os.MkdirTemp(configDir2, "")
 	configFile2 := path.Join(configDir2, ".kubeconfig")
 	configDir2, _ = filepath.Abs(configDir2)
 
@@ -560,9 +559,9 @@ func TestResolveRelativePaths(t *testing.T) {
 }
 
 func TestMigratingFile(t *testing.T) {
-	sourceFile, _ := ioutil.TempFile("", "")
+	sourceFile, _ := os.CreateTemp("", "")
 	defer os.Remove(sourceFile.Name())
-	destinationFile, _ := ioutil.TempFile("", "")
+	destinationFile, _ := os.CreateTemp("", "")
 	// delete the file so that we'll write to it
 	os.Remove(destinationFile.Name())
 
@@ -579,11 +578,11 @@ func TestMigratingFile(t *testing.T) {
 	// the load should have recreated this file
 	defer os.Remove(destinationFile.Name())
 
-	sourceContent, err := ioutil.ReadFile(sourceFile.Name())
+	sourceContent, err := os.ReadFile(sourceFile.Name())
 	if err != nil {
 		t.Errorf("unexpected error %v", err)
 	}
-	destinationContent, err := ioutil.ReadFile(destinationFile.Name())
+	destinationContent, err := os.ReadFile(destinationFile.Name())
 	if err != nil {
 		t.Errorf("unexpected error %v", err)
 	}
@@ -594,9 +593,9 @@ func TestMigratingFile(t *testing.T) {
 }
 
 func TestMigratingFileLeaveExistingFileAlone(t *testing.T) {
-	sourceFile, _ := ioutil.TempFile("", "")
+	sourceFile, _ := os.CreateTemp("", "")
 	defer os.Remove(sourceFile.Name())
-	destinationFile, _ := ioutil.TempFile("", "")
+	destinationFile, _ := os.CreateTemp("", "")
 	defer os.Remove(destinationFile.Name())
 
 	WriteToFile(testConfigAlfa, sourceFile.Name())
@@ -609,7 +608,7 @@ func TestMigratingFileLeaveExistingFileAlone(t *testing.T) {
 		t.Errorf("unexpected error %v", err)
 	}
 
-	destinationContent, err := ioutil.ReadFile(destinationFile.Name())
+	destinationContent, err := os.ReadFile(destinationFile.Name())
 	if err != nil {
 		t.Errorf("unexpected error %v", err)
 	}
@@ -621,7 +620,7 @@ func TestMigratingFileLeaveExistingFileAlone(t *testing.T) {
 
 func TestMigratingFileSourceMissingSkip(t *testing.T) {
 	sourceFilename := "some-missing-file"
-	destinationFile, _ := ioutil.TempFile("", "")
+	destinationFile, _ := os.CreateTemp("", "")
 	// delete the file so that we'll write to it
 	os.Remove(destinationFile.Name())
 
@@ -639,7 +638,7 @@ func TestMigratingFileSourceMissingSkip(t *testing.T) {
 }
 
 func TestFileLocking(t *testing.T) {
-	f, _ := ioutil.TempFile("", "")
+	f, _ := os.CreateTemp("", "")
 	defer os.Remove(f.Name())
 
 	err := lockFile(f.Name())
@@ -655,9 +654,9 @@ func TestFileLocking(t *testing.T) {
 }
 
 func Example_noMergingOnExplicitPaths() {
-	commandLineFile, _ := ioutil.TempFile("", "")
+	commandLineFile, _ := os.CreateTemp("", "")
 	defer os.Remove(commandLineFile.Name())
-	envVarFile, _ := ioutil.TempFile("", "")
+	envVarFile, _ := os.CreateTemp("", "")
 	defer os.Remove(envVarFile.Name())
 
 	WriteToFile(testConfigAlfa, commandLineFile.Name())
@@ -704,9 +703,9 @@ func Example_noMergingOnExplicitPaths() {
 }
 
 func Example_mergingSomeWithConflict() {
-	commandLineFile, _ := ioutil.TempFile("", "")
+	commandLineFile, _ := os.CreateTemp("", "")
 	defer os.Remove(commandLineFile.Name())
-	envVarFile, _ := ioutil.TempFile("", "")
+	envVarFile, _ := os.CreateTemp("", "")
 	defer os.Remove(envVarFile.Name())
 
 	WriteToFile(testConfigAlfa, commandLineFile.Name())
@@ -759,13 +758,13 @@ func Example_mergingSomeWithConflict() {
 }
 
 func Example_mergingEverythingNoConflicts() {
-	commandLineFile, _ := ioutil.TempFile("", "")
+	commandLineFile, _ := os.CreateTemp("", "")
 	defer os.Remove(commandLineFile.Name())
-	envVarFile, _ := ioutil.TempFile("", "")
+	envVarFile, _ := os.CreateTemp("", "")
 	defer os.Remove(envVarFile.Name())
-	currentDirFile, _ := ioutil.TempFile("", "")
+	currentDirFile, _ := os.CreateTemp("", "")
 	defer os.Remove(currentDirFile.Name())
-	homeDirFile, _ := ioutil.TempFile("", "")
+	homeDirFile, _ := os.CreateTemp("", "")
 	defer os.Remove(homeDirFile.Name())
 
 	WriteToFile(testConfigAlfa, commandLineFile.Name())

tools/clientcmd/main_test.go

@@ -17,14 +17,13 @@ limitations under the License.
 package clientcmd
 
 import (
-	"io/ioutil"
 	"os"
 	"path/filepath"
 	"testing"
 )
 
 func TestMain(m *testing.M) {
-	tmp, err := ioutil.TempDir("", "testkubeconfig")
+	tmp, err := os.MkdirTemp("", "testkubeconfig")
 	if err != nil {
 		panic(err)
 	}

tools/clientcmd/validation_test.go

@@ -19,7 +19,6 @@ package clientcmd
 import (
 	"errors"
 	"fmt"
-	"io/ioutil"
 	"os"
 	"strings"
 	"testing"
@@ -296,7 +295,7 @@ func TestValidateCleanClusterInfo(t *testing.T) {
 }
 
 func TestValidateCleanWithCAClusterInfo(t *testing.T) {
-	tempFile, _ := ioutil.TempFile("", "")
+	tempFile, _ := os.CreateTemp("", "")
 	defer os.Remove(tempFile.Name())
 
 	config := clientcmdapi.NewConfig()
@@ -339,7 +338,7 @@ func TestValidateCertFilesNotFoundAuthInfo(t *testing.T) {
 }
 
 func TestValidateCertDataOverridesFiles(t *testing.T) {
-	tempFile, _ := ioutil.TempFile("", "")
+	tempFile, _ := os.CreateTemp("", "")
 	defer os.Remove(tempFile.Name())
 
 	config := clientcmdapi.NewConfig()
@@ -359,7 +358,7 @@ func TestValidateCertDataOverridesFiles(t *testing.T) {
 }
 
 func TestValidateCleanCertFilesAuthInfo(t *testing.T) {
-	tempFile, _ := ioutil.TempFile("", "")
+	tempFile, _ := os.CreateTemp("", "")
 	defer os.Remove(tempFile.Name())
 
 	config := clientcmdapi.NewConfig()