Merge pull request kubernetes#93951 from eddiezane/ez/update-client-go-out-of-cluster-example

client-go: update out of cluster example with HomeDir func

Author: k8s-ci-robot

staging/src/k8s.io/client-go/examples/out-of-cluster-client-configuration/BUILD

@@ -21,6 +21,7 @@ go_library(
         "//staging/src/k8s.io/apimachinery/pkg/apis/meta/v1:go_default_library",
         "//staging/src/k8s.io/client-go/kubernetes:go_default_library",
         "//staging/src/k8s.io/client-go/tools/clientcmd:go_default_library",
+        "//staging/src/k8s.io/client-go/util/homedir:go_default_library",
     ],
 )
 

staging/src/k8s.io/client-go/examples/out-of-cluster-client-configuration/main.go

@@ -21,14 +21,14 @@ import (
 	"context"
 	"flag"
 	"fmt"
-	"os"
 	"path/filepath"
 	"time"
 
 	"k8s.io/apimachinery/pkg/api/errors"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 	"k8s.io/client-go/kubernetes"
 	"k8s.io/client-go/tools/clientcmd"
+	"k8s.io/client-go/util/homedir"
 	//
 	// Uncomment to load all auth plugins
 	// _ "k8s.io/client-go/plugin/pkg/client/auth"
@@ -42,7 +42,7 @@ import (
 
 func main() {
 	var kubeconfig *string
-	if home := homeDir(); home != "" {
+	if home := homedir.HomeDir(); home != "" {
 		kubeconfig = flag.String("kubeconfig", filepath.Join(home, ".kube", "config"), "(optional) absolute path to the kubeconfig file")
 	} else {
 		kubeconfig = flag.String("kubeconfig", "", "absolute path to the kubeconfig file")
@@ -87,10 +87,3 @@ func main() {
 		time.Sleep(10 * time.Second)
 	}
 }
-
-func homeDir() string {
-	if h := os.Getenv("HOME"); h != "" {
-		return h
-	}
-	return os.Getenv("USERPROFILE") // windows
-}