kubernetes/kudu-statefulset.yaml

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apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: kudu-master
  namespace: apache-kudu
  labels:
    app: kudu-master
spec:
  serviceName: kudu-masters
  podManagementPolicy: "Parallel"
  replicas: 3
  selector:
    matchLabels:
      app: kudu-master
  template:
    metadata:
      labels:
        app: kudu-master
    spec:
      containers:
        - name: kudu-master
          image: apache/kudu
          imagePullPolicy: IfNotPresent
          env:
            - name: GET_HOSTS_FROM
              value: dns
            - name: POD_IP
              valueFrom:
                fieldRef:
                  fieldPath: status.podIP
            - name: POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            - name: KUDU_MASTERS
              value: "kudu-master-0.kudu-masters.apache-kudu.svc.cluster.local,kudu-master-1.kudu-masters.apache-kudu.svc.cluster.local,kudu-master-2.kudu-masters.apache-kudu.svc.cluster.local"
          args: ["master"]
          ports:
            - containerPort: 8051
              name: master-ui
            - containerPort: 7051
              name: master-rpc
          volumeMounts:
            - name: datadir
              mountPath: /mnt/data0
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
            - weight: 100
              podAffinityTerm:
                labelSelector:
                  matchExpressions:
                    - key: app
                      operator: In
                      values:
                        - kudu-master
                topologyKey: kubernetes.io/hostname
  updateStrategy:
    type: RollingUpdate
  volumeClaimTemplates:
    - metadata:
        name: datadir
      spec:
        accessModes: [ "ReadWriteOnce" ]
        resources:
          requests:
            storage: 10Gi
        storageClassName: standard
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: kudu-tserver
  namespace: apache-kudu
  labels:
    app: kudu-tserver
spec:
  serviceName: kudu-tservers
  podManagementPolicy: "Parallel"
  replicas: 4
  selector:
    matchLabels:
      app: kudu-tserver
  template:
    metadata:
      labels:
        app: kudu-tserver
    spec:
      containers:
        - name: kudu-tserver
          image: apache/kudu
          imagePullPolicy: IfNotPresent
          env:
            - name: GET_HOSTS_FROM
              value: dns
            - name: POD_IP
              valueFrom:
                fieldRef:
                  fieldPath: status.podIP
            - name: POD_NAME
              valueFrom:
                fieldRef:
                  fieldPath: metadata.name
            - name: KUDU_MASTERS
              value: "kudu-master-0.kudu-masters.apache-kudu.svc.cluster.local,kudu-master-1.kudu-masters.apache-kudu.svc.cluster.local,kudu-master-2.kudu-masters.apache-kudu.svc.cluster.local"
          args: ["tserver"]
          ports:
            - containerPort: 8050
              name: tserver-ui
            - containerPort: 7050
              name: tserver-rpc
          volumeMounts:
            - name: datadir
              mountPath: /mnt/data0
      affinity:
        podAntiAffinity:
          preferredDuringSchedulingIgnoredDuringExecution:
            - weight: 100
              podAffinityTerm:
                labelSelector:
                  matchExpressions:
                    - key: app
                      operator: In
                      values:
                        - kudu-tserver
                topologyKey: kubernetes.io/hostname
  updateStrategy:
    type: RollingUpdate
    rollingUpdate:
      # partition option will be useful for staging update scenario,
      partition: 0
  volumeClaimTemplates:
    - metadata:
        name: datadir
      spec:
        accessModes: [ "ReadWriteOnce" ]
        resources:
          requests:
            storage: 10Gi
        storageClassName: standard