traceSampling: 100
  resources:
    requests:
      cpu: 10m
      memory: 100Mi

gateways:
  istio-egressgateway:
    autoscaleEnabled: false
    resources:
      requests:
        cpu: 10m
        memory: 40Mi
  istio-ingressgateway:
    autoscaleEnabled: false
    ports:
    ## You can add custom gateway ports in user values overrides, but it must include those ports since helm replaces.

  traceSampling: 100
  resources:
    requests:
      cpu: 10m
      memory: 100Mi

gateways:
  istio-egressgateway:
    autoscaleEnabled: false
    resources:
      requests:
        cpu: 10m
        memory: 40Mi
  istio-ingressgateway:
    autoscaleEnabled: false
    ports:
    ## You can add custom gateway ports in user values overrides, but it must include those ports since helm replaces.

{{ $gateway := index .Values "gateways" "istio-egressgateway" }}
{{- if and $gateway.autoscaleEnabled $gateway.autoscaleMin $gateway.autoscaleMax }}
apiVersion: autoscaling/v2
kind: HorizontalPodAutoscaler
metadata:
  name: {{ $gateway.name }}
  namespace: {{ .Release.Namespace }}
  labels:
{{ $gateway.labels | toYaml | indent 4 }}
    release: {{ .Release.Name }}
    istio.io/rev: {{ .Values.revision | default "default" | quote }}

    chart: istio
    heritage: Tiller
    release: istio
  name: gateways.networking.istio.io
spec:
  group: networking.istio.io
  names:
    categories:
    - istio-io
    - networking-istio-io
    kind: Gateway
    listKind: GatewayList
    plural: gateways
    shortNames:
    - gw
    singular: gateway
  scope: Namespaced
  versions:
  - name: v1
    schema:

``` bash
istioctl manifest generate --set values.gateways.istio-ingressgateway.enabled=false \
--set values.gateways.istio-egressgateway.enabled=true \
--set 'values.gateways.istio-egressgateway.secretVolumes[0].name'=egressgateway-certs \
--set 'values.gateways.istio-egressgateway.secretVolumes[0].secretName'=istio-egressgateway-certs \
--set 'values.gateways.istio-egressgateway.secretVolumes[0].mountPath'=/etc/istio/egressgateway-certs

| Feature | Components |
|---------|------------|
CRDs, and other cluster wide configs | Base
Traffic Management | Pilot
Security | Pilot
Configuration management | Pilot
AutoInjection | Pilot
Gateways | Ingress gateway
Gateways | Egress gateway
Policy | Policy (deprecated)
Telemetry | Telemetry (deprecated)

Features and components are defined in the

  traceSampling: 100
  resources:
    requests:
      cpu: 10m
      memory: 100Mi

gateways:
  istio-egressgateway:
    autoscaleEnabled: false
    resources:
      requests:
        cpu: 10m
        memory: 40Mi
  istio-ingressgateway:
    autoscaleEnabled: false
    ports:
    ## You can add custom gateway ports in user values overrides, but it must include those ports since helm replaces.

spec:
{{- if $gateway.loadBalancerIP }}
  loadBalancerIP: "{{ $gateway.loadBalancerIP }}"
{{- end }}
{{- if $gateway.loadBalancerSourceRanges }}
  loadBalancerSourceRanges:
{{ toYaml $gateway.loadBalancerSourceRanges | indent 4 }}
{{- end }}
{{- if $gateway.externalTrafficPolicy }}
  externalTrafficPolicy: {{$gateway.externalTrafficPolicy }}
{{- end }}
  type: {{ $gateway.type }}
  selector:

    verbs: ["get", "list", "watch"]
  - apiGroups: ["networking.istio.io"]
    verbs: [ "get", "watch", "list" ]
    resources: [ "workloadentries" ]
  - apiGroups: ["networking.x-k8s.io", "gateway.networking.k8s.io"]
    resources: ["gateways"]
    verbs: ["get", "watch", "list"]
  - apiGroups: ["apiextensions.k8s.io"]
    resources: ["customresourcedefinitions"]
    verbs: ["get", "list", "watch"]
  - apiGroups: ["discovery.k8s.io"]

rules:
# permissions to verify the webhook is ready and rejecting
# invalid config. We use --server-dry-run so no config is persisted.
- apiGroups: ["networking.istio.io"]
  verbs: ["create"]
  resources: ["gateways"]

# For storing CA secret
- apiGroups: [""]
  resources: ["secrets"]
  # TODO lock this down to istio-ca-cert if not using the DNS cert mesh config
  verbs: ["create", "get", "watch", "list", "update", "delete"]