cassandra-ocp-template.yml

apiVersion: v1
kind: Template
metadata:
  annotations:
    description: Cassandra cluster with no persistence (EXPERIMENTAL)
    tags: cassandra, cluster, no production, experimental
    iconClass: icon-database
  name: cassandra-cluster-experimental
objects:
- apiVersion: v1
  kind: Service
  metadata:
    creationTimestamp: null
    labels:
      app_name: ${APP_NAME}
      cassandra-node: "true"
    name: ${APP_NAME}
  spec:
    ports:
    - port: 9042
      protocol: TCP
      targetPort: 9042
    selector:
      app_name: ${APP_NAME}
      cassandra-node: "true"
    sessionAffinity: None
    type: ClusterIP
- apiVersion: v1
  kind: ReplicationController
  metadata:
    labels:
      app_name: ${APP_NAME}
    name: ${APP_NAME}
  spec:
    replicas: 1
    selector:
      app_name: ${APP_NAME}
    template:
      metadata:
        creationTimestamp: null
        labels:
          app_name: ${APP_NAME}
          cassandra-node: "true"
      spec:
        containers:
        - command:
          - /run.sh
          env:
          - name: CASSANDRA_SERVICE
            value: ${APP_NAME}
          - name: DECOMMISSION_AT_SHUTDOWN
            value: "true"
          - name: POD_NAMESPACE
            valueFrom:
              fieldRef:
                apiVersion: v1
                fieldPath: metadata.namespace
          image: "docker.io/cassandra:latest"
          imagePullPolicy: Always
          name: cassandra
          ports:
          - containerPort: 9042
            name: cql
            protocol: TCP
          - containerPort: 9160
            name: thrift
            protocol: TCP
          resources:
            request:
              memory: ${POD_MAX_MEM}M
            limits:
              memory: ${POD_MAX_MEM}M
          terminationMessagePath: /dev/termination-log
          volumeMounts:
          - mountPath: /cassandra_data
            name: data
        dnsPolicy: ClusterFirst
        restartPolicy: Always
        serviceAccount: cassandra
        serviceAccountName: cassandra
        terminationGracePeriodSeconds: 180
        volumes:
        - emptyDir: {}
          name: data
parameters:
- description: Application name
  displayName: Application Name
  name: APP_NAME
  required: true
- description: Maximum memory for the pods (in Megabytes)
  displayName: Pods Max Memory
  name: POD_MAX_MEM
  value: "1024"