Cassandraa Multi Data Center

cassandraa.yml

---
apiVersion: "apps/v1"
kind: StatefulSet
metadata:
  name: cassandraa
spec:
  serviceName: cassandra
  replicas: 2
  selector:
    matchLabels:
      app: cassandra
  template:
    metadata:
      labels:
        app: cassandra
        interface: cassandraa
    spec:
      volumes:
      - name: cassandra-probe-config
        configMap:
          name: cassandra-probe-config
          items:
          - key: probe
            path: ready-probe.sh
            mode: 0777
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: topology.kubernetes.io/zone
                operator: In
                values:
                - ap-southeast-1a
      containers:
        - name: cassandra
          image: cassandra:3
          imagePullPolicy: IfNotPresent
          ports:
            - containerPort: 7000
              name: intra-node
            - containerPort: 7001
              name: tls-intra-node
            - containerPort: 7199
              name: jmx
            - containerPort: 9042
              name: cql
          securityContext:
            capabilities:
              add:
                - IPC_LOCK
          lifecycle:
            preStop:
              exec:
                command:
                - /bin/sh
                - -c
                - nodetool drain
          env:
            - name: CASSANDRA_SEEDS
              value: cassandraa-0.cassandra.thingsboard.svc.cluster.local,cassandrab-0.cassandra.thingsboard.svc.cluster.local,cassandrac-0.cassandra.thingsboard.svc.cluster.local
            - name: MAX_HEAP_SIZE
              value: 256M
            - name: HEAP_NEWSIZE
              value: 100M
            - name: CASSANDRA_CLUSTER_NAME
              value: "Cassandra"
            - name: CASSANDRA_DC
              value: "ap-southeast-1a"
            - name: CASSANDRA_RACK
              value: "Rack1"
            - name: CASSANDRA_ENDPOINT_SNITCH
              value: GossipingPropertyFileSnitch
            - name: POD_IP
              valueFrom:
                fieldRef:
                  fieldPath: status.podIP
          volumeMounts:
          - name: cassandra-data
            mountPath: /var/lib/cassandra/data
          - name: cassandra-probe-config
            mountPath: /probe
  volumeClaimTemplates:
    - metadata:
        name: cassandra-data
      spec:
        storageClassName: "gp2-delete"
        accessModes: [ "ReadWriteOnce" ]
        resources:
          requests:
            storage: 10Gi

cassandrab.yml

---
apiVersion: "apps/v1"
kind: StatefulSet
metadata:
  name: cassandrab
spec:
  serviceName: cassandrab
  replicas: 1
  selector:
    matchLabels:
      app: cassandra
  template:
    metadata:
      labels:
        app: cassandra
        interface: cassandrab
    spec:
      volumes:
      - name: cassandra-probe-config
        configMap:
          name: cassandra-probe-config
          items:
          - key: probe
            path: ready-probe.sh
            mode: 0777
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: topology.kubernetes.io/zone
                operator: In
                values:
                - ap-southeast-1b
      containers:
        - name: cassandra
          image: cassandra:3
          imagePullPolicy: IfNotPresent
          ports:
            - containerPort: 7000
              name: intra-node
            - containerPort: 7001
              name: tls-intra-node
            - containerPort: 7199
              name: jmx
            - containerPort: 9042
              name: cql
          securityContext:
            capabilities:
              add:
                - IPC_LOCK
          lifecycle:
            preStop:
              exec:
                command:
                - /bin/sh
                - -c
                - nodetool drain
          env:
            - name: CASSANDRA_SEEDS
              value: cassandraa-0.cassandra.thingsboard.svc.cluster.local,cassandrab-0.cassandra.thingsboard.svc.cluster.local,cassandrac-0.cassandra.thingsboard.svc.cluster.local
            - name: MAX_HEAP_SIZE
              value: 256M
            - name: HEAP_NEWSIZE
              value: 100M
            - name: CASSANDRA_CLUSTER_NAME
              value: "Cassandra"
            - name: CASSANDRA_DC
              value: "ap-southeast-1b"
            - name: CASSANDRA_RACK
              value: "Rack1"
            - name: CASSANDRA_ENDPOINT_SNITCH
              value: GossipingPropertyFileSnitch
            - name: POD_IP
              valueFrom:
                fieldRef:
                  fieldPath: status.podIP
          volumeMounts:
          - name: cassandra-data
            mountPath: /var/lib/cassandra/data
          - name: cassandra-probe-config
            mountPath: /probe
  volumeClaimTemplates:
    - metadata:
        name: cassandra-data
      spec:
        storageClassName: "gp2-delete"
        accessModes: [ "ReadWriteOnce" ]
        resources:
          requests:
            storage: 40Gi

cassandrac.yml

---
apiVersion: "apps/v1"
kind: StatefulSet
metadata:
  name: cassandrac
spec:
  serviceName: cassandra
  replicas: 1
  selector:
    matchLabels:
      app: cassandra
  template:
    metadata:
      labels:
        app: cassandra
        interface: cassandrac
    spec:
      volumes:
      - name: cassandra-probe-config
        configMap:
          name: cassandra-probe-config
          items:
          - key: probe
            path: ready-probe.sh
            mode: 0777
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: topology.kubernetes.io/zone
                operator: In
                values:
                - ap-southeast-1c
      containers:
        - name: cassandra
          image: cassandra:3
          imagePullPolicy: IfNotPresent
          ports:
            - containerPort: 7000
              name: intra-node
            - containerPort: 7001
              name: tls-intra-node
            - containerPort: 7199
              name: jmx
            - containerPort: 9042
              name: cql
          securityContext:
            capabilities:
              add:
                - IPC_LOCK
          lifecycle:
            preStop:
              exec:
                command:
                - /bin/sh
                - -c
                - nodetool drain
          env:
            - name: CASSANDRA_SEEDS
              value: cassandraa-0.cassandra.thingsboard.svc.cluster.local,cassandrab-0.cassandra.thingsboard.svc.cluster.local,cassandrac-0.cassandra.thingsboard.svc.cluster.local
            - name: MAX_HEAP_SIZE
              value: 256M
            - name: HEAP_NEWSIZE
              value: 100M
            - name: CASSANDRA_CLUSTER_NAME
              value: "Cassandra"
            - name: CASSANDRA_DC
              value: "ap-southeast-1c"
            - name: CASSANDRA_RACK
              value: "Rack1"
            - name: CASSANDRA_ENDPOINT_SNITCH
              value: GossipingPropertyFileSnitch
            - name: POD_IP
              valueFrom:
                fieldRef:
                  fieldPath: status.podIP
          volumeMounts:
          - name: cassandra-data
            mountPath: /var/lib/cassandra/data
          - name: cassandra-probe-config
            mountPath: /probe
  volumeClaimTemplates:
    - metadata:
        name: cassandra-data
      spec:
        storageClassName: "gp2-delete"
        accessModes: [ "ReadWriteOnce" ]
        resources:
          requests:
            storage: 10Gi

service.yaml

---
apiVersion: v1
kind: Service
metadata:
  labels:
    app: cassandra
  name: cassandraa
spec:
  clusterIP: None
  ports:
    - port: 9042
  selector:
    interface: cassandraa
---
apiVersion: v1
kind: Service
metadata:
  labels:
    app: cassandra
  name: cassandrab
spec:
  clusterIP: None
  ports:
    - port: 9042
  selector:
    interface: cassandrab
---
apiVersion: v1
kind: Service
metadata:
  labels:
    app: cassandra
  name: cassandrac
spec:
  clusterIP: None
  ports:
    - port: 9042
  selector:
    interface: cassandrac
---
apiVersion: v1
kind: Service
metadata:
  labels:
    app: cassandra
  name: cassandra
spec:
  clusterIP: None
  ports:
    - port: 9042
  selector:
    app: cassandra