apiVersion: apps/v1
kind: Deployment
metadata:
  name: mongodb
  labels:
    app: mongodb
spec:
  replicas: 1
  selector:
    matchLabels:
      app: mongodb
  template:
    metadata:
      labels:
        app: mongodb
    spec:
      containers:
      - name: mongodb
        image: mongo:4.4.10
        livenessProbe:
          exec:
            command:
              - mongo
              - --disableImplicitSessions
              - --eval
              - "db.adminCommand('ping')"
          initialDelaySeconds: 30
          periodSeconds: 10
          timeoutSeconds: 5
          successThreshold: 1
          failureThreshold: 6
        readinessProbe:
          exec:
            command:
              - mongo
              - --disableImplicitSessions
              - --eval
              - "db.adminCommand('ping')"
          initialDelaySeconds: 30
          periodSeconds: 10
          timeoutSeconds: 5
          successThreshold: 1
          failureThreshold: 6
        command:
          - mongod
          - --config
          - /etc/mongod.conf/mongod.conf
          - --noauth
          - --dbpath
          - /data/db
          - --bind_ip_all
        ports:
          - containerPort: 27017
          - containerPort: 27018
          - containerPort: 27019
        env:
          - name: MONGO_INITDB_ROOT_USERNAME
            valueFrom:
              secretKeyRef:
                name: mongodb-secrets
                key: mongodb-root-username
          - name: MONGO_INITDB_ROOT_PASSWORD
            valueFrom:
              secretKeyRef:
                name: mongodb-secrets
                key: mongodb-root-password
        volumeMounts:
          - name: mongo-data
            mountPath: /data/db
          - name: mongo-conf
            mountPath: /etc/mongod.conf
            readOnly: true
      volumes:
        - name: mongo-data
          persistentVolumeClaim:
            claimName: mongo-data
        - name: mongo-conf
          configMap:
            name: mongodb-config-file
---
apiVersion: v1
kind: Service
metadata:
  name: mongodb-service
spec:
  selector:
    app: mongodb
  type: LoadBalancer
  ports:
    - protocol: TCP
      name: "6617"
      port: 27117
      targetPort: 27017
      nodePort: 30017
    - protocol: TCP
      name: "6618"
      port: 27118
      targetPort: 27018
      nodePort: 30018
    - protocol: TCP
      name: "6619"
      port: 27119
      targetPort: 27019
      nodePort: 30019