fall back to ~/.kube/config or in-cluster credentials when no --kubeconfig is given

xrstf · xrstf · commit 3a1469dc64eb · 2024-12-14T17:39:39.000+01:00
diff --git a/main.go b/main.go
@@ -192,7 +192,11 @@ func watchKubernetes(ctx context.Context, log logrus.FieldLogger, args []string,
 	}
 
 	// setup kubernetes client
-	config, err := clientcmd.BuildConfigFromFlags("", appOpts.kubeconfig)
+	rules := clientcmd.NewDefaultClientConfigLoadingRules()
+	rules.ExplicitPath = appOpts.kubeconfig
+
+	deferred := clientcmd.NewInteractiveDeferredLoadingClientConfig(rules, &clientcmd.ConfigOverrides{}, os.Stdin)
+	config, err := deferred.ClientConfig()
 	if err != nil {
 		log.Fatalf("Failed to create Kubernetes client: %v", err)
 	}

Original file line number	Diff line number	Diff line change
`@@ -192,7 +192,11 @@ func watchKubernetes(ctx context.Context, log logrus.FieldLogger, args []string,`
`192`	`192`	`}`
`193`	`193`
`194`	`194`	`// setup kubernetes client`
`195`		`- config, err := clientcmd.BuildConfigFromFlags("", appOpts.kubeconfig)`
	`195`	`+ rules := clientcmd.NewDefaultClientConfigLoadingRules()`
	`196`	`+ rules.ExplicitPath = appOpts.kubeconfig`
	`197`	`+`
	`198`	`+ deferred := clientcmd.NewInteractiveDeferredLoadingClientConfig(rules, &clientcmd.ConfigOverrides{}, os.Stdin)`
	`199`	`+ config, err := deferred.ClientConfig()`
`196`	`200`	`if err != nil {`
`197`	`201`	`log.Fatalf("Failed to create Kubernetes client: %v", err)`
`198`	`202`	`}`