func (o *CentralControlPlaneOptions) ValidateControlPlaneFlags() error {
	if o.Xds != "" && o.XdsPodLabel != "" {
		return fmt.Errorf("either --xds-address or --xds-label, not both")
	}
	if o.Plaintext && o.CertDir != "" {
		return fmt.Errorf("either --plaintext or --cert-dir, not both")
	}
	return nil

	if err != nil {
		return nil, err
	}

	dal := make([]*admin.ListenersConfigDump_DynamicListener, 0)
	for _, l := range listenerDump.DynamicListeners {
		// If a listener was reloaded, it would contain both the active and draining state
		// delete the draining state for proper comparison
		l.DrainingState = nil
		if l.ActiveState != nil {
			dal = append(dal, l)
		}
	}

  // User is the UserInfo associated with the provided token.
  // +optional
  optional UserInfo user = 2;

  // Audiences are audience identifiers chosen by the authenticator that are
  // compatible with both the TokenReview and token. An identifier is any
  // identifier in the intersection of the TokenReviewSpec audiences and the
  // token's audiences. A client of the TokenReview API that sets the

	child := &cobra.Command{
		Use: "child",
		Run: func(c *cobra.Command, args []string) {},
	}
	_ = parent.PersistentFlags().String(childFlag2, "", childFlag2)
	parent.AddCommand(child)

	// verify both parent flags and the child flag are visible by default
	parent.SetArgs([]string{"child", "--help"})
	if err := parent.Execute(); err != nil {
		t.Fatal(err)
	}
	got := out.String()
	out.Reset()

				makeGateway(constants.DefaultNamespaceWaypoint, "default", true, true),
				makeGateway(constants.DefaultNamespaceWaypoint, "fake", true, true),
			},
			expectedOutFile: "all-gateway",
		},
		{
			name: "have both managed and unmanaged gateways",
			args: strings.Split("list -A", " "),
			gateways: []*gateway.Gateway{
				makeGateway("bookinfo", "default", false, true),
				makeGateway("bookinfo-invalid", "fake", true, false),

			name: "ambient mode enabled for pod",
			args: args{
				namespace: unlabelledNamespace,
				pod:       podWithAmbientEnabledLabel,
			},
			want: true,
		},
		{
			name: "ambient mode enabled for both namespace and pod",
			args: args{
				namespace: namespaceWithAmbientEnabledLabel,
				pod:       podWithAmbientEnabledLabel,
			},
			want: true,
		},
		{

webhooks:
{{- /* Set up the selectors. First section is for revision, rest is for "default" revision */}}

{{- /* Case 1: namespace selector matches, and object doesn't disable */}}
{{- /* Note: if both revision and legacy selector, we give precedence to the legacy one */}}
{{- include "core" (mergeOverwrite (deepCopy $whv) (dict "Prefix" "rev.namespace.") ) }}
  namespaceSelector:
    matchExpressions:
    - key: istio.io/rev

// a request if and only if both (a) at least one member of subjects matches the request and (b) at least one member
// of resourceRules or nonResourceRules matches the request.
message PolicyRulesWithSubjects {
  // subjects is the list of normal user, serviceaccount, or group that this rule cares about.
  // There must be at least one member in this slice.

// a request if and only if both (a) at least one member of subjects matches the request and (b) at least one member
// of resourceRules or nonResourceRules matches the request.
message PolicyRulesWithSubjects {
  // subjects is the list of normal user, serviceaccount, or group that this rule cares about.
  // There must be at least one member in this slice.

webhooks:
{{- /* Set up the selectors. First section is for revision, rest is for "default" revision */}}

{{- /* Case 1: namespace selector matches, and object doesn't disable */}}
{{- /* Note: if both revision and legacy selector, we give precedence to the legacy one */}}
{{- include "core" (mergeOverwrite (deepCopy $whv) (dict "Prefix" "rev.namespace.") ) }}
  namespaceSelector:
    matchExpressions:
    - key: istio.io/rev