return
	}

	go nc.startCaBundleWatcher(stopCh)
	nc.queue.Run(stopCh)
	controllers.ShutdownAll(nc.configmaps, nc.namespaces)
}

// startCaBundleWatcher listens for updates to the CA bundle and update cm in each namespace
func (nc *NamespaceController) startCaBundleWatcher(stop <-chan struct{}) {
	id, watchCh := nc.caBundleWatcher.AddWatcher()

		if err != nil {
			reportWebhookPatchFailure(webhookConfigName, reasonWebhookUpdateFailure)
		}
	}

	return err
}

// startCaBundleWatcher listens for updates to the CA bundle and patches the webhooks.
func (w *WebhookCertPatcher) startCaBundleWatcher(stop <-chan struct{}) {
	id, watchCh := w.CABundleWatcher.AddWatcher()
	defer w.CABundleWatcher.RemoveWatcher(id)
	for {
		select {
		case <-watchCh:

	kube.WaitForCacheSync("validation", stop, c.webhooks.HasSynced)
	go c.startCaBundleWatcher(stop)
	c.queue.Run(stop)
}

// startCaBundleWatcher listens for updates to the CA bundle and patches the webhooks.
// shouldn't we be doing this for both validating and mutating webhooks...?
func (c *Controller) startCaBundleWatcher(stop <-chan struct{}) {
	if c.o.CABundleWatcher == nil {
		return
	}