clusterRole := sharedClusterRole.DeepCopy()
	clusterRole.Rules = nil
	for _, rule := range newPolicyRules {
		clusterRole.Rules = append(clusterRole.Rules, *rule.DeepCopy())
	}
	_, err := c.clusterRoleClient.ClusterRoles().Update(ctx, clusterRole, metav1.UpdateOptions{})
	return err
}

}

// AggregationRule describes how to locate ClusterRoles to aggregate into the ClusterRole
type AggregationRule struct {
	// ClusterRoleSelectors holds a list of selectors which will be used to find ClusterRoles and create the rules.
	// If any of the selectors match, then the ClusterRole's permissions will be added
	// +optional
	// +listType=atomic

	"policy/v1/poddisruptionbudgets":                                    "EVWiDmWqyJw=",
	"rbac.authorization.k8s.io/v1/clusterrolebindings":                  "48tpQ8gZHFc=",
	"rbac.authorization.k8s.io/v1/clusterroles":                         "bYE5ZWDrJ44=",
	"rbac.authorization.k8s.io/v1/rolebindings":                         "eGsCzGH6b1g=",
	"rbac.authorization.k8s.io/v1/roles":                                "7FuwZcIIItM=",

			return err
		}
	}

	coreDNSClusterRoles := &rbac.ClusterRole{}
	if err := kuberuntime.DecodeInto(clientsetscheme.Codecs.UniversalDecoder(), []byte(CoreDNSClusterRole), coreDNSClusterRoles); err != nil {
		return errors.Wrapf(err, "%s ClusterRole", unableToDecodeCoreDNS)
	}

	// Create the Clusterroles for CoreDNS or update it in case it already exists

		version   string
		resource  string
	}{
		{
			version:  "v1",
			resource: "namespaces",
		},
		{
			group:    "rbac.authorization.k8s.io",
			version:  "v1",
			resource: "clusterroles",
		},
		{
			group:    "rbac.authorization.k8s.io",
			version:  "v1",
			resource: "clusterrolebindings",
		},
		{
			group:    "apiextensions.k8s.io",
			version:  "v1",

apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: {{ template "name" . }}
  labels:
    app: {{ template "name" . }}
    release: {{ .Release.Name }}
    istio.io/rev: {{ .Values.revision | default "default" }}
    install.operator.istio.io/owning-resource: {{ .Values.ownerName | default "unknown" }}
    operator.istio.io/component: "Cni"
rules:
- apiGroups: [""]
  resources: ["pods","nodes","namespaces"]

{{- if .Values.global.configCluster }}
{{ $mcsAPIGroup := or .Values.pilot.env.MCS_API_GROUP "multicluster.x-k8s.io" }}
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: istiod-clusterrole{{- if not (eq .Values.revision "")}}-{{ .Values.revision }}{{- end }}-{{ .Release.Namespace }}
  labels:
    app: istiod
    release: {{ .Release.Name }}
rules:
  # sidecar injection controller
  - apiGroups: ["admissionregistration.k8s.io"]

{{ $mcsAPIGroup := or .Values.pilot.env.MCS_API_GROUP "multicluster.x-k8s.io" }}
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: istiod-clusterrole{{- if not (eq .Values.revision "")}}-{{ .Values.revision }}{{- end }}-{{ .Release.Namespace }}
  labels:
    app: istiod
    release: {{ .Release.Name }}
rules:
  # sidecar injection controller
  - apiGroups: ["admissionregistration.k8s.io"]

{
  "kind": "ClusterRole",
  "apiVersion": "rbac.authorization.k8s.io/v1alpha1",
  "metadata": {
    "name": "nameValue",
    "generateName": "generateNameValue",
    "namespace": "namespaceValue",
    "selfLink": "selfLinkValue",
    "uid": "uidValue",
    "resourceVersion": "resourceVersionValue",
    "generation": 7,
    "creationTimestamp": "2008-01-01T01:01:01Z",
    "deletionTimestamp": "2009-01-01T01:01:01Z",

{
  "kind": "ClusterRole",
  "apiVersion": "rbac.authorization.k8s.io/v1",
  "metadata": {
    "name": "nameValue",
    "generateName": "generateNameValue",
    "namespace": "namespaceValue",
    "selfLink": "selfLinkValue",
    "uid": "uidValue",
    "resourceVersion": "resourceVersionValue",
    "generation": 7,
    "creationTimestamp": "2008-01-01T01:01:01Z",
    "deletionTimestamp": "2009-01-01T01:01:01Z",
    "deletionGracePeriodSeconds": 10,