{{- /*
Meesho Custom: Headless service for Envoy DNS-based discovery
*/}}

{{- if .Values.envoy.enabled }}
{{- $podLabels := include "common.tplvalues.merge" ( dict "values" ( list .Values.envoy.podLabels .Values.commonLabels ) "context" . ) }}
apiVersion: v1
kind: Service
metadata:
  name: {{ printf "%s-envoy" (include "common.names.fullname" .) | trunc 63 | trimSuffix "-" }}-headless
  namespace: {{ include "common.names.namespace" . | quote }}
  {{- $versionLabel := dict "app.kubernetes.io/version" ( include "common.images.version" ( dict "imageRoot" .Values.envoy.image "chart" .Chart ) ) }}
  {{- $labels := include "common.tplvalues.merge" ( dict "values" ( list .Values.envoy.service.labels .Values.commonLabels $versionLabel ) "context" . ) }}
  labels: {{- include "common.labels.standard" ( dict "customLabels" $labels "context" $ ) | nindent 4 }}
    app.kubernetes.io/component: envoy
spec:
  clusterIP: None
  {{- if .Values.envoy.service.sessionAffinity }}
  sessionAffinity: {{ .Values.envoy.service.sessionAffinity }}
  {{- end }}
  {{- if .Values.envoy.service.sessionAffinityConfig }}
  sessionAffinityConfig: {{- include "common.tplvalues.render" (dict "value" .Values.envoy.service.sessionAffinityConfig "context" $) | nindent 4 }}
  {{- end }}
  {{- if .Values.envoy.service.ipFamilyPolicy }}
  ipFamilyPolicy: {{ .Values.envoy.service.ipFamilyPolicy }}
  {{- end }}
  ports:
    - name: http
      port: {{ .Values.envoy.service.ports.http }}
      protocol: TCP
      targetPort: {{ .Values.envoy.service.targetPorts.http }}
      nodePort: null
    {{- if .Values.envoy.service.extraPorts }}
    {{- include "common.tplvalues.render" (dict "value" .Values.envoy.service.extraPorts "context" $) | nindent 4 }}
    {{- end }}
  selector: {{- include "common.labels.matchLabels" ( dict "customLabels" $podLabels "context" $ ) | nindent 4 }}
    app.kubernetes.io/component: envoy
  type: ClusterIP
{{- end }}