VOL-2170 add common method the output GRPC status error

Change-Id: Ibc48cb087cd73f981542bcb137bdb4f213fa7e8d
diff --git a/internal/pkg/commands/components.go b/internal/pkg/commands/components.go
index 4501f1f..203b64d 100644
--- a/internal/pkg/commands/components.go
+++ b/internal/pkg/commands/components.go
@@ -61,20 +61,20 @@
 	// use the current context in kubeconfig
 	config, err := clientcmd.BuildConfigFromFlags("", GlobalOptions.K8sConfig)
 	if err != nil {
-		panic(err.Error())
+		Error.Fatalf("Unable to resolve Kubernetes configuration options: %s", err.Error())
 	}
 
 	// create the clientset
 	clientset, err := kubernetes.NewForConfig(config)
 	if err != nil {
-		panic(err.Error())
+		Error.Fatalf("Unable to create client context for Kubernetes API connection: %s", err.Error())
 	}
 
 	pods, err := clientset.CoreV1().Pods("").List(metav1.ListOptions{
 		LabelSelector: "app.kubernetes.io/part-of=voltha",
 	})
 	if err != nil {
-		panic(err.Error())
+		Error.Fatalf("Unexpected error while attempting to query PODs from Kubernetes: %s", err.Error())
 	}
 
 	outputFormat := CharReplacer.Replace(options.Format)