{{- $sts := list "sts" "StatefulSet" "statefulset" -}}
{{- if or .Values.headlessService (and .Values.persistence.enabled (not .Values.persistence.existingClaim) (has .Values.persistence.type $sts)) }}
apiVersion: v1
kind: Service
metadata:
  name: {{ include "grafana.fullname" . }}-headless
  namespace: {{ include "grafana.namespace" . }}
  labels:
    {{- include "grafana.labels" . | nindent 4 }}
  {{- with .Values.annotations }}
  annotations:
    {{- toYaml . | nindent 4 }}
  {{- end }}
spec:
  clusterIP: None
  selector:
    {{- include "grafana.selectorLabels" . | nindent 4 }}
  type: ClusterIP
  ports:
  - name: {{ .Values.gossipPortName }}-tcp
    port: 9094
    targetPort: {{ .Values.gossipPortName }}-tcp
{{- end }}
