tagLabel := hook.GetLabels()[IstioTagLabel]
		ri, revPresent := revisions[rev]
		if revPresent {
			if tagLabel != "" {
				ri.Webhooks = append(ri.Webhooks, &MutatingWebhookConfigInfo{
					Name:     hook.Name,
					Revision: rev,
					Tag:      tagLabel,
				})
			}
		} else {
			revisions[rev] = &RevisionDescription{
				IstioOperatorCRs: []*IstioOperatorCRInfo{},

# Adapted from istio-discovery/templates/mutatingwebhook.yaml
# Removed paths for legacy and default selectors since a revision tag
# is inherently created from a specific revision
{{- $whv := dict
 "revision" .Values.revision
  "injectionPath" .Values.istiodRemote.injectionPath
  "injectionURL" .Values.istiodRemote.injectionURL
  "reinvocationPolicy" .Values.sidecarInjectorWebhook.reinvocationPolicy
  "namespace" .Release.Namespace }}
{{- define "core" }}

	overrideHelpStr = `If true, allow revision tags to be overwritten, otherwise reject revision tag updates that
overwrite existing revision tags.`
	revisionHelpStr = "Control plane revision to reference from a given revision tag"
	tagCreatedStr   = `Revision tag %q created, referencing control plane revision %q. To enable injection using this
revision tag, use 'kubectl label namespace <NAMESPACE> istio.io/rev=%s'
`

	}

	// If the user is performing purge but also specified a revision, we should warn
	// that the purge will still remove all resources
	if orArgs.purge && orArgs.revision != "" {
		orArgs.revision = ""
		l.LogAndPrint("Purge remove will remove all Istio operator controller, ignoring the specified revision\n")
	}

	var installed bool
	if orArgs.revision == "default" {

	revision := iop.Spec.Revision
	if revision == "" {
		revision = util.DefaultRevisionName
	}
	icps, err := kubeClient.GetIstioVersions(context.TODO(), ns)
	if err != nil {
		return err
	}
	if len(*icps) != 0 {
		var icpTags []string
		var icpTag string
		// create normalized tags for multiple control plane revisions
		for _, icp := range *icps {

kind: ClusterRoleBinding
metadata:
  name: istiod-clusterrole{{- if not (eq .Values.revision "")}}-{{ .Values.revision }}{{- end }}-{{ .Release.Namespace }}
  labels:
    app: istiod
    release: {{ .Release.Name }}
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: istiod-clusterrole{{- if not (eq .Values.revision "")}}-{{ .Values.revision }}{{- end }}-{{ .Release.Namespace }}
subjects:
  - kind: ServiceAccount

{{- end }}
  labels:
    istio.io/rev: {{ .Values.revision | default "default" | quote }}
    install.operator.istio.io/owning-resource: {{ .Values.ownerName | default "unknown" }}
    operator.istio.io/component: "Pilot"
    app: sidecar-injector
    release: {{ .Release.Name }}
webhooks:

kind: RoleBinding
metadata:
  name: istiod{{- if not (eq .Values.revision "")}}-{{ .Values.revision }}{{- end }}
  namespace: {{ .Values.global.istioNamespace }}
  labels:
    app: istiod
    release: {{ .Release.Name }}
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: Role
  name: istiod{{- if not (eq .Values.revision "")}}-{{ .Values.revision }}{{- end }}
subjects:
  - kind: ServiceAccount

kind: ClusterRoleBinding
metadata:
  name: istiod-clusterrole{{- if not (eq .Values.revision "")}}-{{ .Values.revision }}{{- end }}-{{ .Release.Namespace }}
  labels:
    app: istiod
    release: {{ .Release.Name }}
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: istiod-clusterrole{{- if not (eq .Values.revision "")}}-{{ .Values.revision }}{{- end }}-{{ .Release.Namespace }}
subjects:
  - kind: ServiceAccount

{{- if .Values.global.defaultPodDisruptionBudget.enabled }}
apiVersion: policy/v1
kind: PodDisruptionBudget
metadata:
  name: istiod{{- if not (eq .Values.revision "") }}-{{ .Values.revision }}{{- end }}
  namespace: {{ .Release.Namespace }}
  labels:
    app: istiod
    istio.io/rev: {{ .Values.revision | default "default" | quote }}
    install.operator.istio.io/owning-resource: {{ .Values.ownerName | default "unknown" }}