monodbstatefullset.yml

apiVersion: v1
kind: Service
metadata:
  name: mongo
spec:
  ports:
    - port: 27017
      targetPort: 27017
  clusterIP: None
  selector:
    role: mongo
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: mongo
spec:
  selector:
    matchLabels:
      role: mongo
  serviceName: "mongo"
  replicas: 3
  template:
    metadata:
      labels:
        role: mongo
    spec:
      terminationGracePeriodSeconds: 10
      containers:
      - name: mongo
        image: mongo
        ports:
          - containerPort: 27017
        env:
          - name: MONGO_INITDB_ROOT_USERNAME
            value: devdb
          - name: MONGO_INITDB_ROOT_PASSWORD
            value: devdb@123
        volumeMounts:
          - name: mongo-persistent-storage
            mountPath: /data/db
  volumeClaimTemplates:
    - metadata:
        name: mongo-persistent-storage
      spec:
        #storageClassName: "gp2"
        accessModes: ["ReadWriteOnce"]
        resources:
          requests:
            storage: 1Gi
---
apiVersion: apps/v1
kind: Deployment
metadata:
  name: springappdeployment
spec:
  replicas: 2
  selector:
    matchLabels:
      app: springapp
  template:
    metadata:
      name: springapppod
      labels:
        app: springapp
    spec:
      containers:
      - name: springappcontainer
        image: dockerhandson/spring-boot-mongo
        ports:
        - containerPort: 8080
        env:
        - name: MONGO_DB_USERNAME
          value: devdb
        - name: MONGO_DB_PASSWORD
          value: devdb@123
        - name: MONGO_DB_HOSTNAME
          value: mongo
---
apiVersion: v1
kind: Service
metadata:
  name: springapp
spec:
  selector:
    app: springapp
  ports:
  - port: 80
    targetPort: 8080
  type: LoadBalancer