retval := make([]corev1.Namespace, 0, len(namespaces))
	seen := sets.String{}
	for _, webhook := range hook.Webhooks {
		nsSelector, err := metav1.LabelSelectorAsSelector(webhook.NamespaceSelector)
		if err != nil {
			return retval
		}

		for _, namespace := range namespaces {
			if !seen.Contains(namespace.Name) && nsSelector.Matches(api_pkg_labels.Set(namespace.Labels)) {

	return r < '0' || r > '9'
}

func (p *PodNetnsProcFinder) FindNetnsForPods(pods map[types.UID]*corev1.Pod) (PodToNetns, error) {
	/*
		for each process, find its netns inode,
		if we already seen the inode, skip it
		if we haven't seen the inode, check the process cgroup and see if we
		can extract a pod uid from it.
		if we can, open the netns, and save a map of uid->netns-fd
	*/

	podUIDNetns := make(PodToNetns)

				"templates/service.yaml", "templates/reader-serviceaccount.yaml",
			},
		},
		// TODO https://github.com/istio/istio/issues/22347 this is broken for overriding things to default value
		// This can be seen from REGISTRY_ONLY not applying
		{
			desc:       "pilot_merge_meshconfig",
			diffSelect: "ConfigMap:*:istio$",
			fileSelect: []string{"templates/configmap.yaml", "templates/_helpers.tpl"},
		},
		{