master.yaml

kind: PersistentVolumeClaim
apiVersion: v1
metadata:
  name: citus-master-pvc
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 50Gi
---
apiVersion: v1
kind: Service
metadata:
  name: citus-master
  labels:
    app: citus-master
spec:
  selector:
    app: citus-master
  clusterIP: None
  ports:
  - port: 5432
---
apiVersion: apps/v1beta2
kind: Deployment
metadata:
  name: citus-master
spec:
  selector:
    matchLabels:
      app: citus-master
  replicas: 1
  template:
    metadata:
      labels:
        app: citus-master
    spec:
      containers:
      - name: citus
        image: citusdata/citus:7.3.0
        ports:
        - containerPort: 5432
        env:
        - name: PGDATA
          value: /var/lib/postgresql/data/pgdata
        - name: PGPASSWORD
          valueFrom:
            secretKeyRef:
              name: citus-secrets
              key: password
        - name: POSTGRES_PASSWORD
          valueFrom:
            secretKeyRef:
              name: citus-secrets
              key: password
        volumeMounts:
        - name: storage
          mountPath: /var/lib/postgresql/data
        livenessProbe:
          exec:
            command:
            - ./pg_healthcheck
          initialDelaySeconds: 60
      volumes:
        - name: storage
          persistentVolumeClaim:
            claimName: citus-master-pvc