Add info for metrics-server

You can now run k3sup app info metrics-server, yay.

Signed-off-by: Alex Ellis (OpenFaaS Ltd) <[email protected]>

cmd/app.go

@@ -72,13 +72,19 @@ command.`,
 
 		switch appName {
 		case "inlets-operator":
+			fmt.Printf("Info for app: %s\n", appName)
 			fmt.Println(apps.InletsOperatorInfoMsg)
 		case "openfaas":
+			fmt.Printf("Info for app: %s\n", appName)
 			fmt.Println(apps.OpenFaaSInfoMsg)
 		case "mongodb":
+			fmt.Printf("Info for app: %s\n", appName)
 			fmt.Println(apps.MongoDBInfoMsg)
+		case "metrics-server":
+			fmt.Printf("Info for app: %s\n", appName)
+			fmt.Println(apps.MetricsInfoMsg)
 		default:
-			return fmt.Errorf("no info or no app available for %s", appName)
+			return fmt.Errorf("no info available for app: %s", appName)
 		}
 
 		return nil

cmd/apps/metricsserver_app.go

@@ -125,7 +125,17 @@ func MakeInstallMetricsServer() *cobra.Command {
 # from the cluster. Try these commands and wait a few moments if
 # no data is showing.
 
-# Check pod usage
+` + MetricsInfoMsg + `
+
+` + pkg.ThanksForUsing)
+
+		return nil
+	}
+
+	return metricsServer
+}
+
+const MetricsInfoMsg = `# Check pod usage
 
 kubectl top pod
 
@@ -135,12 +145,4 @@ kubectl top node
 
 
 # Find out more at:
-# https://github.com/helm/charts/tree/master/stable/metrics-server
-
-` + pkg.ThanksForUsing)
-
-		return nil
-	}
-
-	return metricsServer
-}
+# https://github.com/helm/charts/tree/master/stable/metrics-server`