🐛 Fix webhook example

Trying to use a zeroed Manager results in immediate panic on startup, so
let's create it properly.

Signed-off-by: Morten Siebuhr <[email protected]>

Author: msiebuhr

pkg/webhook/example_test.go

@@ -24,10 +24,6 @@ import (
 	"sigs.k8s.io/controller-runtime/pkg/webhook/admission"
 )
 
-var (
-	mgr ctrl.Manager
-)
-
 func Example() {
 	// Build webhooks
 	// These handlers could be also be implementations
@@ -48,6 +44,13 @@ func Example() {
 		}),
 	}
 
+	// Create a manager
+	// Note: GetConfigOrDie will os.Exit(1) w/o any message if no kube-config can be found
+	mgr, err := ctrl.NewManager(ctrl.GetConfigOrDie(), ctrl.Options{})
+	if err != nil {
+		panic(err)
+	}
+
 	// Create a webhook server.
 	hookServer := &Server{
 		Port: 8443,