operators/repository/zookeeper/operator/templates/statefulset.yaml at a69c578dc20f37781d724ecedcc403704cec0b47 · kudobuilder/operators · GitHub

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apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: {{ .Name }}-{{ .OperatorName }}
  namespace: {{ .Namespace }}
  labels:
    zookeeper: {{ .OperatorName }}
    app: zookeeper
    instance: {{ .Name }}
  annotations:
    reloader.kudo.dev/auto: "true"
spec:
  selector:
    matchLabels:
      app: zookeeper
      zookeeper: {{ .OperatorName }}
      instance: {{ .Name }}
  serviceName: {{ .Name }}-hs
  replicas: {{ .Params.NODE_COUNT }}
  updateStrategy:
    type: RollingUpdate
  podManagementPolicy: Parallel
  template:
    metadata:
      labels:
        app: zookeeper
        zookeeper: {{ .OperatorName }}
        instance: {{ .Name }}
    spec:
      containers:
        - name: kubernetes-zookeeper
          imagePullPolicy: {{ .Params.IMAGE_PULL_POLICY }}
          image: "{{ .Params.IMAGE_VERSION }}"
          resources:
            requests:
              memory: {{ .Params.MEMORY }}
              cpu: {{ .Params.CPUS }}
            limits:
              memory: {{ .Params.MEM_LIMIT }}
              cpu: {{ .Params.CPUS_LIMIT }}
          ports:
            - containerPort: {{ .Params.CLIENT_PORT }}
              name: client
            - containerPort: {{ .Params.SERVER_PORT }}
              name: server
            - containerPort: {{ .Params.ELECTION_PORT }}
              name: leader-election
          command:
            - sh
            - -c
            - "ZOOKEEPERPATH=`pwd` /etc/zookeeper/bootstrap.sh \
              --servers={{ .Params.NODE_COUNT }} \
              --data_dir=/var/lib/zookeeper/data \
              --data_log_dir=/logs \
              --conf_dir=/conf \
              --client_port={{ .Params.CLIENT_PORT }} \
              --election_port={{ .Params.ELECTION_PORT }} \
              --server_port={{ .Params.SERVER_PORT }} \
              --tick_time=2000 \
              --init_limit=10 \
              --sync_limit=5 \
              --heap=512M \
              --max_client_cnxns=60 \
              --snap_retain_count=3 \
              --purge_interval=12 \
              --max_session_timeout=40000 \
              --min_session_timeout=4000 \
              --log_level=INFO"
          readinessProbe:
            exec:
              command:
                - sh
                - -c
                - "/etc/healthcheck/healthcheck.sh {{ .Params.CLIENT_PORT }}"
            initialDelaySeconds: 10
            timeoutSeconds: 5
          livenessProbe:
            exec:
              command:
                - sh
                - -c
                - "/etc/healthcheck/healthcheck.sh {{ .Params.CLIENT_PORT }}"
            initialDelaySeconds: 10
            timeoutSeconds: 5
            periodSeconds: 30
          volumeMounts:
            - name: {{ .Name }}-datadir
              mountPath: /var/lib/zookeeper
            - name: {{ .Name }}-bootstrap
              mountPath: /etc/zookeeper
            - name: {{ .Name }}-healthcheck
              mountPath: /etc/healthcheck
      securityContext:
        runAsUser: 1000
        fsGroup: 1000
      volumes:
      - name: {{ .Name }}-bootstrap
        configMap:
          name: {{ .Name }}-bootstrap
          defaultMode: 0777
      - name: {{ .Name }}-healthcheck
        configMap:
          name: {{ .Name }}-healthcheck
          defaultMode: 0777
  volumeClaimTemplates:
  - metadata:
      name: {{ .Name }}-datadir
    spec:
      accessModes: [ "ReadWriteOnce" ]
      resources:
        requests:
          storage: {{ .Params.DISK_SIZE }}
      {{ if .Params.STORAGE_CLASS }}
      storageClassName: {{ .Params.STORAGE_CLASS }}
      {{ end }}