141 lines
3.1 KiB
YAML
141 lines
3.1 KiB
YAML
---
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apiVersion: v1
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kind: Service
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metadata:
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name: zk-svc
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labels:
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app: zk-svc
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spec:
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ports:
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- port: 2888
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name: server
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- port: 3888
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name: leader-election
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clusterIP: None
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selector:
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app: zk
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---
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apiVersion: v1
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kind: ConfigMap
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metadata:
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name: zk-cm
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data:
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jvm.heap: "1G"
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tick: "2000"
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init: "10"
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sync: "5"
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client.cnxns: "60"
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snap.retain: "3"
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purge.interval: "0"
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---
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apiVersion: policy/v1beta1
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kind: PodDisruptionBudget
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metadata:
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name: zk-pdb
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spec:
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selector:
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matchLabels:
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app: zk
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minAvailable: 2
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---
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apiVersion: apps/v1beta1
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kind: StatefulSet
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metadata:
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name: zk
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spec:
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serviceName: zk-svc
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replicas: 3
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template:
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metadata:
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labels:
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app: zk
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spec:
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affinity:
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podAntiAffinity:
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requiredDuringSchedulingIgnoredDuringExecution:
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- labelSelector:
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matchExpressions:
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- key: "app"
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operator: In
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values:
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- zk
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topologyKey: "kubernetes.io/hostname"
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containers:
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- name: k8szk
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imagePullPolicy: Always
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image: harbor-001.jimmysong.io/library/zookeeper:3.4.6
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resources:
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requests:
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memory: "2Gi"
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cpu: "500m"
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ports:
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- containerPort: 2181
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name: client
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- containerPort: 2888
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name: server
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- containerPort: 3888
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name: leader-election
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env:
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- name : ZK_REPLICAS
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value: "3"
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- name : ZK_HEAP_SIZE
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valueFrom:
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configMapKeyRef:
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name: zk-cm
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key: jvm.heap
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- name : ZK_TICK_TIME
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valueFrom:
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configMapKeyRef:
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name: zk-cm
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key: tick
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- name : ZK_INIT_LIMIT
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valueFrom:
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configMapKeyRef:
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name: zk-cm
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key: init
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- name : ZK_SYNC_LIMIT
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valueFrom:
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configMapKeyRef:
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name: zk-cm
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key: tick
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- name : ZK_MAX_CLIENT_CNXNS
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valueFrom:
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configMapKeyRef:
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name: zk-cm
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key: client.cnxns
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- name: ZK_SNAP_RETAIN_COUNT
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valueFrom:
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configMapKeyRef:
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name: zk-cm
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key: snap.retain
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- name: ZK_PURGE_INTERVAL
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valueFrom:
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configMapKeyRef:
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name: zk-cm
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key: purge.interval
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- name: ZK_CLIENT_PORT
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value: "2181"
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- name: ZK_SERVER_PORT
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value: "2888"
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- name: ZK_ELECTION_PORT
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value: "3888"
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command:
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- sh
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- -c
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- zkGenConfig.sh && zkServer.sh start-foreground
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readinessProbe:
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exec:
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command:
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- "zkOk.sh"
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initialDelaySeconds: 10
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timeoutSeconds: 5
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livenessProbe:
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exec:
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command:
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- "zkOk.sh"
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initialDelaySeconds: 10
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timeoutSeconds: 5
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securityContext:
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runAsUser: 1000
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fsGroup: 1000
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