apiVersion: install.istio.io/v1alpha1
kind: IstioOperator
metadata:
  namespace: istio-system
spec:
  profile: default
  meshConfig:
    trustDomain: example.org
  values:
    # This is used to customize the sidecar template, to allow mounting the Workload API socket.
    sidecarInjectorWebhook:
      templates:
        spire: |
          spec:
            containers:
            - name: istio-proxy
              volumeMounts:
              - name: workload-socket
                mountPath: /run/secrets/workload-spiffe-uds
                readOnly: true
            volumes:
              - name: workload-socket
                csi:
                  driver: "csi.spiffe.io"
                  readOnly: true
  components:
    ingressGateways:
      - name: istio-ingressgateway
        enabled: true
        label:
          istio: ingressgateway
        k8s:
          overlays:
            - apiVersion: apps/v1
              kind: Deployment
              name: istio-ingressgateway
              patches:
                - path: spec.template.spec.volumes.[name:workload-socket]
                  value:
                    name: workload-socket
                    csi:
                      driver: "csi.spiffe.io"
                      readOnly: true
                - path: spec.template.spec.containers.[name:istio-proxy].volumeMounts.[name:workload-socket]
                  value:
                    name: workload-socket
                    mountPath: "/run/secrets/workload-spiffe-uds"
                    readOnly: true
