Kubernetes RocketMQ NameService

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单例部署

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apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: nameservice-deployment
  labels:
    app: nameservice
spec:
  replicas: 1
  selector:
    matchLabels:
      app: nameservice
  template:
    metadata:
      labels:
        app: nameservice
    spec:
      containers:
        - image: 
          name: nameservice
          ports:
            - containerPort: 9876
          volumeMounts:
            - name: nameservice-logs-ps
              mountPath: /opt/logs
            - name: nameservice-store-ps
              mountPath: /opt/store
      volumes:
        - name: nameservice-logs-ps
          persistentVolumeClaim:
            claimName: nameservice-logs-pv-claim
        - name: nameservice-store-ps
          persistentVolumeClaim:
            claimName: nameservice-store-pv-claim

集群部署

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apiVersion: apps/v1beta1
kind: StatefulSet
metadata:
  name: rocketmq-nameservice
spec:
  serviceName: "rocketmq-nameservice"
  replicas: 2
  template:
    metadata:
      labels:
        app: rocketmq-nameservice
    spec:
      containers:
        - image: 
          name: nameservice
          ports:
            - containerPort: 9876
          volumeMounts:
            - name: nameservice-logs-ps
              mountPath: /opt/logs
            - name: nameservice-store-ps
              mountPath: /opt/store
  volumeClaimTemplates:
    - metadata:
        name: nameservice-logs-ps
      spec:
        accessModes: [ "ReadWriteOnce" ]
        storageClassName: "pd-standard"
        resources:
          requests:
            storage: 5Gi
    - metadata:
         name: nameservice-store-ps
      spec:
        accessModes: [ "ReadWriteOnce" ]
        storageClassName: "pd-standard"
        resources:
          requests:
            storage: 15Gi
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kind: StorageClass
apiVersion: storage.k8s.io/v1beta1
metadata:
  name: pd-standard
provisioner: kubernetes.io/gce-pd
reclaimPolicy: Retain
parameters:
  type: pd-standard

查看pv和pvc

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kubectl get pv / pvc
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NAME                                          STATUS    VOLUME                                     CAPACITY   ACCESS MODES   STORAGECLASS         AGE
nameservice-logs-ps-rocketmq-nameservice-0    Bound     pvc-584801f4-4208-11e8-90f0-42010a940054   5Gi        RWO            pd-standard          5m
nameservice-logs-ps-rocketmq-nameservice-1    Bound     pvc-6827321f-4208-11e8-90f0-42010a940054   5Gi        RWO            pd-standard          5m
nameservice-store-ps-rocketmq-nameservice-0   Bound     pvc-584866f2-4208-11e8-90f0-42010a940054   15Gi       RWO            pd-standard          5m
nameservice-store-ps-rocketmq-nameservice-1   Bound     pvc-68279d36-4208-11e8-90f0-42010a940054   15Gi       RWO            pd-standard          5m

因为这里使用StorageClass方式，则动态创建PV并绑定PVC