zk.yaml

apiVersion: v1
kind: Service
metadata:
  name: zk
  labels:
    zk-name: zk
    component: zk
  annotations:
    service.alpha.kubernetes.io/tolerate-unready-endpoints: "true"
spec:
  ports:
  - port: 2181
    name: zkclient
  - port: 2888
    name: zkserver
  - port: 3888
    name: zkleader
  clusterIP: None
  selector:
    zk-name: zk
    component: zk
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: zk
  labels:
    zk-name: zk
    component: zk
spec:
  serviceName: zk
  selector:
    matchLabels:
      zk-name: zk
      component: zk
  replicas: 1
  template:
    metadata:
      labels:
        zk-name: zk
        component: zk
    spec:
      securityContext:
        runAsUser: 1001
        fsGroup: 1001
      containers:
      - name: zk
        imagePullPolicy: IfNotPresent
        image: engapa/zookeeper:3.4.14
        resources:
          requests:
            memory: 512M
            cpu: 300m
          limits:
            memory: 512M
            cpu: 300m
        ports:
          - containerPort: 2181
            name: zkclient
          - containerPort: 2888
            name: zkserver
          - containerPort: 3888
            name: zkleader
        env:
          - name: ZOO_REPLICAS
            value: "1"
          - name: JAVA_ZK_JVMFLAG
            value: "\"-Xmx512M -Xms512M\""
        readinessProbe:
          exec:
            command:
              - zk_status.sh
          initialDelaySeconds: 20
          timeoutSeconds: 10
        livenessProbe:
          exec:
            command:
              - zk_status.sh
          initialDelaySeconds: 20
          timeoutSeconds: 10