apiVersion: v1
kind: Service
metadata:
  labels:
    app: mongo
  name: mongodb-service
spec:
  type: NodePort
  ports:
  - name: "http"
    port: 27017
    protocol: TCP
    targetPort: 27017
  selector:
    service: mongo
---
apiVersion: extensions/v1beta1
kind: Deployment
metadata:
  name: mongo
spec:
  replicas: 1
  template:
    metadata:
      labels:
        service: mongo
      name: mongodb-service
    spec:
      containers:
      - args:
        - mongod
        - --smallfiles
        image: mongo:latest
        name: mongo
        env:
          - name: MONGO_INITDB_ROOT_USERNAME
            valueFrom:
              secretKeyRef:
                name: db-secret
                key: username
          - name: MONGO_INITDB_ROOT_PASSWORD
            valueFrom:
              secretKeyRef:
                name: db-secret
                key: password