}

// RoleBinding references a role, but does not contain it.  It can reference a Role in the same namespace or a ClusterRole in the global namespace.
// It adds who information via Subjects and namespace information by which namespace it exists in.  RoleBindings in a given
// namespace only have effect in that namespace.
message RoleBinding {
  // Standard object's metadata.
  // +optional

			Name:      name,
			Namespace: namespace,
		},
		Spec: gateway.GatewaySpec{
			GatewayClassName: gateway.ObjectName(className),
		},
		Status: gateway.GatewayStatus{
			Conditions: conditions,
		},
	}
}

func makeGatewayWithRevision(name, namespace string, programmed, isWaypoint bool, rev string) *gateway.Gateway {
	gw := makeGateway(name, namespace, programmed, isWaypoint)
	if gw.Labels == nil {

//
// Instead, we rely directly on the procfs.
// This rules out two possible methods:
// * use crictl to inspect the pod; this returns the bind-mounted network namespace file.
// * /var/lib/cni/results shows the outputs of CNI plugins; this containers the bind-mounted network namespace file.
//
// Instead, we traverse the procfs. Comments on this method are inline.
func getPodNetNs(pod *corev1.Pod) (string, error) {

}

// RoleBinding references a role, but does not contain it.  It can reference a Role in the same namespace or a ClusterRole in the global namespace.
// It adds who information via Subjects and namespace information by which namespace it exists in.  RoleBindings in a given
// namespace only have effect in that namespace.
// Deprecated in v1.17 in favor of rbac.authorization.k8s.io/v1 RoleBinding, and will no longer be served in v1.22.

`CmdAdd` is triggered when there is a new pod created. This runs on the node, in a chain of CNI plugins - Istio is
run after the main CNI sets up the pod IP and networking.

1. Check k8s pod namespace against exclusion list (plugin config)
    - Config must exclude namespace that Istio control-plane is installed in (TODO: this may change, exclude at pod level is sufficient and we may want Istiod and other istio components to use ambient too)

	"k8s.io/apimachinery/pkg/types"
	"k8s.io/client-go/kubernetes"
)

// Use UUID of kube-system Namespace as unique identifier for cluster.
// (see https://docs.google.com/document/d/1F__vEKeI41P7PPUCMM9PVPYY34pyrvQI5rbTJVnS5c4)
func clusterUID(client kubernetes.Interface) (types.UID, error) {
	kubeSystem, err := client.CoreV1().Namespaces().Get(context.TODO(), "kube-system", metav1.GetOptions{})
	if err != nil {
		return "", err
	}

  // namespaces specifies a static list of namespace names that the term applies to.
  // The term is applied to the union of the namespaces listed in this field
  // and the ones selected by namespaceSelector.
  // null or empty namespaces list and null namespaceSelector means "this pod's namespace".
  // +optional
  repeated string namespaces = 2;

message ResourceAttributes {
  // Namespace is the namespace of the action being requested.  Currently, there is no distinction between no namespace and all namespaces
  // "" (empty) is defaulted for LocalSubjectAccessReviews
  // "" (empty) is empty for cluster-scoped resources
  // "" (empty) means "all" for namespace scoped resources from a SubjectAccessReview or SelfSubjectAccessReview
  // +optional

  optional string name = 3;

  // scope represents if this refers to a cluster or namespace scoped resource.
  // This may be set to "Cluster" (default) or "Namespace".
  // +optional
  optional string scope = 4;

  // namespace is the namespace of the resource being referenced. This field is
  // required when scope is set to "Namespace" and must be unset when scope is set to
  // "Cluster".
  // +optional

		}
	}

	return nsNameList, nil
}

func getNamespaces(ctx context.Context, client kube.CLIClient) ([]corev1.Namespace, error) {
	nslist, err := client.Kube().CoreV1().Namespaces().List(ctx, metav1.ListOptions{})
	if err != nil {
		return []corev1.Namespace{}, err
	}
	return nslist.Items, nil
}