common-helm-lib/templates/_statefulset.tpl

{{- define "lib.statefulset" }}
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: {{ include "lib.fullname" . }}
  namespace: {{ .Values.namespace }}
  labels:
    {{- include "lib.labels" . | nindent 4 }}
spec:
  persistentVolumeClaimRetentionPolicy:
    whenDeleted: Retain
    whenScaled: Retain
  replicas: {{ .Values.controller.replicas }}
  selector:
    matchLabels:
      {{- include "lib.selectorLabels" . | nindent 6 }}
  template:
    metadata:
      {{- with .Values.controller.annotations }}
      annotations:
        {{- toYaml . | nindent 8 }}
      {{- end }}
      labels:
        {{- include "lib.labels" . | nindent 8 }}
        {{- with .Values.controller.labels }}
        {{- toYaml . | nindent 8 }}
        {{- end }}
    spec:
      {{- with .Values.imagePullSecrets }}
      imagePullSecrets:
        {{- toYaml . | nindent 8 }}
      {{- end }}
      serviceAccountName: {{ include "lib.serviceAccountName" . }}
      securityContext:
        {{- toYaml .Values.controller.podSecurityContext | nindent 8 }}
      containers:
        {{- include "lib.parts.container" . | nindent 8 -}}
      {{- with .Values.volumes }}
      volumes:
        {{- toYaml . | nindent 8 }}
      {{- end }}
      {{- with .Values.nodeSelector }}
      nodeSelector:
        {{- toYaml . | nindent 8 }}
      {{- end }}
      {{- with .Values.affinity }}
      affinity:
        {{- toYaml . | nindent 8 }}
      {{- end }}
      {{- with .Values.tolerations }}
      tolerations:
        {{- toYaml . | nindent 8 }}
      {{- end }}
  volumeClaimTemplates:
  {{- range $i, $values := .Values.volumeClaimTemplates }}
    - metadata:
        name: {{ $values.name }}
      spec:
        accessModes:
          -  {{ required (printf "accessMode is required for volumeClaimTemplate %v" $values.name) $values.accessMode  | quote }}
        storageClassName: {{ required (printf "storageClassName is required for volumeClaimTemplate %v" $values.name) $values.storageClassName  | quote }}
        resources:
          requests:
            storage: {{ required (printf "size is required for volumeClaimTemplate %v" $values.name) $values.size | quote }}
  {{- end }}
{{- end -}}