Cassandra - NoSql Database

deployment.yaml

YAML

apiVersion: apps/v1
kind: Deployment
metadata:
  name: cassandra
  namespace: default
spec:
  replicas: 1
  selector:
    matchLabels:
      app: cassandra
  template:
    metadata:
       labels:
        app: cassandra
    spec:
      containers:
      - image: cassandra:4.1.2
        env:
        - name: MAX_HEAP_SIZE
          value: "4096M"
        - name: HEAP_NEWSIZE
          value: "512M"
        imagePullPolicy: IfNotPresent
        name: cassandra
        ports:
        - containerPort: 9042
          name: cql
          protocol: TCP
        resources:
          limits:
            cpu: "2"
            memory: 8Gi
          requests:
            cpu: "0.5"
            memory: 1Gi
        volumeMounts:
        - mountPath: /var/lib/cassandra
          name: vol-cassandra
      restartPolicy: Always
      volumes:
      - name: vol-cassandra
        persistentVolumeClaim:
          claimName: vol-cassandra

service.yaml

YAML

apiVersion: v1
kind: Service
metadata:
  name: cassandra
  namespace: default
spec:
  ports:
  - port: 9042
    protocol: TCP
    targetPort: 9042
  selector:
    app: cassandra
  type: ClusterIP

volume.yaml

YAML

apiVersion: v1
kind: PersistentVolume
metadata:
  labels:
    type: local
  name: vol-cassandra
spec:
  accessModes:
  - ReadWriteMany
  capacity:
    storage: 20Gi
  claimRef:
    apiVersion: v1
    kind: PersistentVolumeClaim
    name: vol-cassandra
    namespace: default
  hostPath:
    path: /k3s-volume/cassandra
    type: ""
  persistentVolumeReclaimPolicy: Retain
  storageClassName: cassandra
  volumeMode: Filesystem

---

apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: vol-cassandra
  namespace: default
spec:
  accessModes:
  - ReadWriteMany
  resources:
    requests:
      storage: 20Gi
  storageClassName: cassandra
  volumeMode: Filesystem
  volumeName: vol-cassandra

kustomization.yaml

YAML

resources:
- deployment.yaml
- service.yaml
- volume.yaml