charts/bitnami/elasticsearch/templates/data-statefulset.yaml

apiVersion: apps/v1beta2
kind: StatefulSet
metadata:
  name: {{ template "elasticsearch.data.fullname" . }}
  labels:
    app: {{ template "elasticsearch.name" . }}
    chart: {{ template "elasticsearch.chart" . }}
    heritage: {{ .Release.Service | quote }}
    release: {{ .Release.Name | quote }}
    role: "data"
spec:
  updateStrategy:
    type: {{ .Values.data.updateStrategy.type }}
    {{- if (eq "Recreate" .Values.data.updateStrategy.type) }}
    rollingUpdate: null
    {{- else if .Values.data.updateStrategy.rollingUpdatePartition }}
    rollingUpdate:
      partition: {{ .Values.data.updateStrategy.rollingUpdatePartition }}
    {{- end }}
  selector:
    matchLabels:
      app: {{ template "elasticsearch.name" . }}
      release: {{ .Release.Name | quote }}
      role: "data"
  serviceName: "{{ template "elasticsearch.data.fullname" . }}"
  replicas: {{ .Values.data.replicas }}
  template:
    metadata:
      labels:
        app: {{ template "elasticsearch.name" . }}
        chart: {{ template "elasticsearch.chart" . }}
        release: {{ .Release.Name | quote }}
        role: "data"
{{- with .Values.data.podAnnotations }}
      annotations:
{{ toYaml . | indent 8 }}
{{- end }}
    spec:
      {{- include "elasticsearch.imagePullSecrets" . | nindent 6 }}
      {{- if .Values.securityContext.enabled }}
      securityContext:
        fsGroup: {{ .Values.securityContext.fsGroup }}
      {{- end }}
      affinity:
      {{- if eq .Values.data.antiAffinity "hard" }}
        podAntiAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            - topologyKey: "kubernetes.io/hostname"
              labelSelector:
                matchLabels:
                  app: {{ template "elasticsearch.name" . }}
                  release: {{ .Release.Name | quote }}
                  role: "data"
      {{- else if eq .Values.data.antiAffinity "soft" }}
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
          - weight: 1
            podAffinityTerm:
              topologyKey: kubernetes.io/hostname
              labelSelector:
                matchLabels:
                  app: {{ template "elasticsearch.name" . }}
                  release: {{ .Release.Name | quote }}
                  role: "data"
      {{- end }}
      {{- if .Values.data.nodeAffinity }}
{{ toYaml .Values.data.nodeAffinity | indent 8 }}
      {{- end }}
      initContainers:
      {{- if .Values.sysctlImage.enabled }}
      ## Image that performs the sysctl operation to modify Kernel settings (needed sometimes to avoid boot errors)
      - name: sysctl
        image: {{ template "elasticsearch.sysctl.image" . }}
        imagePullPolicy: {{ .Values.image.pullPolicy | quote }}
        command: ['sh', '-c', 'install_packages systemd procps && sysctl -w vm.max_map_count=262144 && sysctl -w fs.file-max=65536']
        securityContext:
          privileged: true
      {{- end }}
      {{- if and .Values.volumePermissions.enabled .Values.data.persistence.enabled }}
      - name: volume-permissions
        image: "{{ template "elasticsearch.volumePermissions.image" . }}"
        imagePullPolicy: {{ default "" .Values.volumePermissions.image.pullPolicy | quote }}
        command: ["chown", "-R", "{{ .Values.securityContext.runAsUser }}:{{ .Values.securityContext.fsGroup }}", "/bitnami/elasticsearch/data"]
        securityContext:
          runAsUser: 0
        resources: {{ toYaml .Values.volumePermissions.resources | nindent 10 }}
        volumeMounts:
        - name: data
          mountPath: "/bitnami/elasticsearch/data"
      {{- end }}
      containers:
      - name: "elasticsearch"
        image: {{ template "elasticsearch.image" . }}
        imagePullPolicy: {{ .Values.image.pullPolicy | quote }}
        {{- if .Values.securityContext.enabled }}
        securityContext:
          runAsUser: {{ .Values.securityContext.runAsUser }}
        {{- end }}
        env:
        - name: ELASTICSEARCH_CLUSTER_NAME
          value: {{ .Values.name | quote }}
        - name: ELASTICSEARCH_CLUSTER_HOSTS
          value: {{ template "elasticsearch.discovery.fullname" . }}
        {{- if .Values.plugins }}
        - name: ELASTICSEARCH_PLUGINS
          value: {{ .Values.plugins | quote }}
        {{- end }}
        - name: ELASTICSEARCH_HEAP_SIZE
          value: {{ .Values.data.heapSize | quote }}
        - name: ELASTICSEARCH_IS_DEDICATED_NODE
          value: "yes"
        - name: ELASTICSEARCH_NODE_TYPE
          value: "data"
        ports:
        - name: transport
          containerPort: 9300
        {{- if .Values.data.livenessProbe.enabled }}
        livenessProbe:
          initialDelaySeconds: {{ .Values.data.livenessProbe.initialDelaySeconds }}
          periodSeconds: {{ .Values.data.livenessProbe.periodSeconds }}
          timeoutSeconds: {{ .Values.data.livenessProbe.timeoutSeconds }}
          successThreshold: {{ .Values.data.livenessProbe.successThreshold }}
          failureThreshold: {{ .Values.data.livenessProbe.failureThreshold }}
          httpGet:
            path: /_cluster/health?local=true
            port: 9200
        {{- end }}
        {{- if .Values.data.readinessProbe.enabled }}
        readinessProbe:
          initialDelaySeconds: {{ .Values.data.livenessProbe.initialDelaySeconds }}
          periodSeconds: {{ .Values.data.livenessProbe.periodSeconds }}
          timeoutSeconds: {{ .Values.data.livenessProbe.timeoutSeconds }}
          successThreshold: {{ .Values.data.livenessProbe.successThreshold }}
          failureThreshold: {{ .Values.data.livenessProbe.failureThreshold }}
          httpGet:
            path: /_cluster/health?local=true
            port: 9200
        {{- end }}
        resources:
{{ toYaml .Values.data.resources | indent 10 }}
        volumeMounts:
        {{- if .Values.config }}
        - mountPath: /opt/bitnami/elasticsearch/config/elasticsearch.yml
          name: "config"
          subPath: elasticsearch.yml
        {{- end }}
        - name: "data"
          mountPath: "/bitnami/elasticsearch/data"
      volumes:
      {{- if .Values.config }}
      - name: "config"
        configMap:
          name: {{ template "elasticsearch.fullname" . }}
      {{- end }}
{{- if .Values.data.persistence.enabled }}
  volumeClaimTemplates:
  - metadata:
      name: "data"
{{- if .Values.data.persistence.annotations }}
      annotations:
{{ toYaml .Values.data.persistence.annotations | indent 8 }}
{{- end }}
    spec:
      accessModes:
{{ toYaml .Values.data.persistence.accessModes | indent 8 }}
      {{ include "elasticsearch.data.storageClass" . }}
      resources:
        requests:
          storage: {{ .Values.data.persistence.size | quote }}
{{- else }}
      - name: "data"
        emptyDir: {}
{{- end }}