{{- if .Values.global.configValidation }}
apiVersion: admissionregistration.k8s.io/v1
kind: ValidatingWebhookConfiguration
metadata:
  name: istio-validator{{- if not (eq .Values.revision "") }}-{{ .Values.revision }}{{- end }}-{{ .Values.global.istioNamespace }}
  labels:
    app: istiod
    release: {{ .Release.Name }}
    istio: istiod
    istio.io/rev: {{ .Values.revision | default "default" }}
webhooks:
  # Webhook handling per-revision validation. Mostly here so we can determine whether webhooks
  # are rejecting invalid configs on a per-revision basis.
  - name: rev.validation.istio.io
    clientConfig:
      # Should change from base but cannot for API compat
      {{- if .Values.base.validationURL }}
      url: {{ .Values.base.validationURL }}
      {{- else }}
      service:
        name: istiod{{- if not (eq .Values.revision "") }}-{{ .Values.revision }}{{- end }}
        namespace: {{ .Values.global.istioNamespace }}
        path: "/validate"
      {{- end }}
      caBundle: "" # patched at runtime when the webhook is ready.
    rules:
      - operations:
          - CREATE
          - UPDATE
        apiGroups:
          - security.istio.io
          - networking.istio.io
        apiVersions:
          - "*"
        resources:
          - "*"
    # Fail open until the validation webhook is ready. The webhook controller
    # will update this to `Fail` and patch in the `caBundle` when the webhook
    # endpoint is ready.
    failurePolicy: Ignore
    sideEffects: None
    admissionReviewVersions: ["v1beta1", "v1"]
    objectSelector:
      matchExpressions:
        - key: istio.io/rev
          operator: In
          values:
          {{- if (eq .Values.revision "") }}
          - "default"
          {{- else }}
          - "{{ .Values.revision }}"
          {{- end }}
  # Webhook handling default validation
  - name: validation.istio.io
    clientConfig:
      # Should change from base but cannot for API compat
      {{- if .Values.base.validationURL }}
      url: {{ .Values.base.validationURL }}
      {{- else }}
      service:
        name: istiod{{- if not (eq .Values.revision "") }}-{{ .Values.revision }}{{- end }}
        namespace: {{ .Values.global.istioNamespace }}
        path: "/validate"
      {{- end }}
      caBundle: ""
    rules:
      - operations:
          - CREATE
          - UPDATE
        apiGroups:
          - security.istio.io
          - networking.istio.io
          - telemetry.istio.io
        apiVersions:
          - "*"
        resources:
          - "*"
    failurePolicy: Ignore
    sideEffects: None
    admissionReviewVersions: ["v1beta1", "v1"]
    objectSelector:
      matchExpressions:
        - key: istio.io/rev
          operator: DoesNotExist
---
{{- end }}