helm/openwhisk/templates/etcd-pod.yaml

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{{- if and (.Values.scheduler.enabled) (not .Values.etcd.external) }}
apiVersion: apps/v1
kind: Deployment
metadata:
  name: {{ .Release.Name }}-etcd
  labels:
    name: {{ .Release.Name }}-etcd
{{ include "openwhisk.label_boilerplate" . | indent 4 }}
spec:
  replicas: {{ .Values.etcd.replicaCount }}
  selector:
    matchLabels:
      name: {{ .Release.Name }}-etcd
  {{- if .Values.k8s.persistence.enabled }}
  strategy:
    type: "Recreate"
  {{- end }}
  template:
    metadata:
      labels:
        name: {{ .Release.Name }}-etcd
{{ include "openwhisk.label_boilerplate" . | indent 8 }}
    spec:
      restartPolicy: {{ .Values.etcd.restartPolicy }}

      {{- if .Values.affinity.enabled }}
      affinity:
{{ include "openwhisk.affinity.core" . | indent 8 }}
{{ include "openwhisk.affinity.selfAntiAffinity" ( printf "%s-etcd" .Release.Name | quote ) | indent 8 }}
      {{- end }}

      {{- if .Values.toleration.enabled }}
      tolerations:
{{ include "openwhisk.toleration.core" . | indent 8 }}
      {{- end }}

{{- if .Values.k8s.persistence.enabled }}
      volumes:
      - name: etcd-data
        persistentVolumeClaim:
          claimName: {{ .Release.Name }}-etcd-pvc
{{- end }}

{{- if .Values.k8s.persistence.enabled }}
      initContainers:
      - name: etcd-init
        image: "{{- .Values.docker.registry.name -}}{{- .Values.busybox.imageName -}}:{{- .Values.busybox.imageTag -}}"
        command:
          - chown
          - -v
          - -R
          - 999:999
          - /data
        volumeMounts:
        - mountPath: /data
          name: etcd-data
          readOnly: false
{{- end }}
{{ include "openwhisk.docker.imagePullSecrets" . | indent 6 }}
      # current command will always restart from scratch (no persistence)
      containers:
        - name: etcd
          image: "{{- .Values.docker.registry.name -}}{{- .Values.etcd.imageName -}}:{{- .Values.etcd.imageTag -}}"
          command:
            - /usr/local/bin/etcd
            - --data-dir=/data
            - --name
            - etcd0
            - --initial-advertise-peer-urls
            - http://127.0.0.1:2480
            - --advertise-client-urls
            - http://0.0.0.0:{{ .Values.etcd.port }}
            - --listen-peer-urls
            - http://127.0.0.1:2480
            - --listen-client-urls
            - http://0.0.0.0:{{ .Values.etcd.port }}
            - --initial-cluster
            - etcd0=http://127.0.0.1:2480
            - --initial-cluster-state
            - new
            - --initial-cluster-token
            - openwhisk-etcd-token
            - --quota-backend-bytes
            - "0"
            - --snapshot-count
            - "100000"
            - --auto-compaction-retention
            - "1"
            - --auto-compaction-mode
            - periodic
            - --log-level
            - info
          imagePullPolicy: {{ .Values.etcd.imagePullPolicy | quote }}
          ports:
          - name: etcd
            containerPort: {{ .Values.etcd.port }}
{{- end }}