next := b
	next.clusters = clusters
	return next
}

func (b *builder) Build() (out echo.Instances, err error) {
	return build(b)
}

// injectionTemplates lists the set of templates for each Kube cluster
func (b *builder) injectionTemplates() (map[string]sets.String, error) {
	ns := "istio-system"
	i, err := istio.Get(b.ctx)
	if err != nil {

    ingressGateways:
      - name: test-gw-1
        namespace: istio-system
        enabled: true
        label:
          istio: test-gw-1
  values:
    gateways:
      istio-ingressgateway:

    ingressGateways:
      - name: test-gw-2
        namespace: istio-system
        enabled: true
        label:
          istio: test-gw-2
  values:
    gateways:
      istio-ingressgateway:

          resources:
            requests:
              cpu: 10m
              memory: 40Mi
  values:
    gateways:
      istio-ingressgateway:
        injectionTemplate: gateway
        autoscaleEnabled: false
      istio-egressgateway:
        injectionTemplate: gateway

{{- $gateway := index .Values "gateways" "istio-egressgateway" }}
{{- if ne $gateway.injectionTemplate "" }}
{{/* This provides a minimal gateway, ready to be injected.
     Any settings from values.gateways should be here - these are options specific to the gateway.
     Global settings, like the image, various env vars and volumes, etc will be injected.
     The normal Deployment is not suitable for this, as the original pod spec will override the injection template. */}}

{{- $gateway := index .Values "gateways" "istio-ingressgateway" }}
{{- if ne $gateway.injectionTemplate "" }}
{{/* This provides a minimal gateway, ready to be injected.
     Any settings from values.gateways should be here - these are options specific to the gateway.
     Global settings, like the image, various env vars and volumes, etc will be injected.
     The normal Deployment is not suitable for this, as the original pod spec will override the injection template. */}}

                port: 15017
                targetPort: 15017
EOF
)

# Gateway injection template
IOP=$(cat <<EOF
$IOP
  values:
    gateways:
      istio-ingressgateway:
        injectionTemplate: gateway
EOF
)

# additional multicluster/multinetwork meta
if [[ "${SINGLE_CLUSTER}" -eq 0 ]]; then
  IOP=$(cat <<EOF
$IOP
    global:
      network: ${NETWORK}
EOF
)
fi

{{- $gateway := index .Values "gateways" "istio-ingressgateway" }}
{{- if eq $gateway.injectionTemplate "" }}
apiVersion: apps/v1
kind: Deployment
metadata:
  name: {{ $gateway.name }}
  namespace: {{ .Release.Namespace }}
  labels:
{{ $gateway.labels | toYaml | indent 4 }}
    release: {{ .Release.Name }}
    istio.io/rev: {{ .Values.revision | default "default" | quote }}

{{- $gateway := index .Values "gateways" "istio-egressgateway" }}
{{- if eq $gateway.injectionTemplate "" }}
apiVersion: apps/v1
kind: Deployment
metadata:
  name: {{ $gateway.name }}
  namespace: {{ .Release.Namespace }}
  labels:
{{ $gateway.labels | toYaml | indent 4 }}
    release: {{ .Release.Name }}
    istio.io/rev: {{ .Values.revision | default "default" | quote }}

      # whether to run the gateway in a privileged container
      runAsRoot: false

      # The injection template to use for the gateway. If not set, no injection will be performed.
      injectionTemplate: ""

  # Revision is set as 'version' label and part of the resource names when installing multiple control planes.
  revision: ""

  # For Helm compatibility.
  ownerName: ""

  global: