apiVersion: v1
kind: Service
metadata:
  name: mongo
  namespace: contact-app
  labels:
    app: mongo
spec:
  ports:
    - port: 27017
      name: mongo
  clusterIP: None
  selector:
    app: mongo
---
apiVersion: v1
kind: PersistentVolume
metadata:
  name: mongo-pv
  namespace: contact-app
spec:
  capacity:
    storage: 1Gi
  accessModes:
    - ReadWriteOnce
  hostPath:
    path: "/data/mongo"
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: mongo-pvc
  namespace: contact-app
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 1Gi
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: mongo
  namespace: contact-app
spec:
  serviceName: "mongo"
  replicas: 1
  selector:
    matchLabels:
      app: mongo
  template:
    metadata:
      labels:
        app: mongo
    spec:
      containers:
      - name: mongo
        image: mongo:6.0
        ports:
        - containerPort: 27017
        volumeMounts:
        - name: mongo-storage
          mountPath: /data/db
  volumeClaimTemplates:
  - metadata:
      name: mongo-storage
      namespace: contact-app
    spec:
      accessModes: [ "ReadWriteOnce" ]
      resources:
        requests:
          storage: 1Gi