if err != nil {
		// failed to create newbucket, return err.
		return "", nil, err
	}
	// Register the API end points with Erasure object layer.
	// Registering only the GetObject handler.
	apiRouter := initTestAPIEndPoints(obj, endpoints)
	f := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		r.RequestURI = r.URL.RequestURI()
		apiRouter.ServeHTTP(w, r)

* <<config_cache:requirements:build_listeners, Registering build listeners>>
* <<config_cache:requirements:use_project_during_execution, Using the `Project` object at execution time>>
* <<config_cache:requirements:task_extensions, Using task extensions and conventions at execution time>>

* Fixes the panic that occurs in the federation controller manager when registering a GKE cluster to the federation. Fixes issue [#30790](https://github.com/kubernetes/kubernetes/pull/30790). ([#30940](https://github.com/kubernetes/kubernetes/pull/30940), [@madhusudancs](https://github.com/madhusudancs))