5-hollowapp.yml

apiVersion: apps/v1
kind: Deployment
metadata:
  labels:
      app: hollowapp
  name: hollowapp
spec:
  replicas: 3
  selector:
    matchLabels:
      app: hollowapp
  strategy:
    type: Recreate
  template:
    metadata:
      labels:
        app: hollowapp
    spec:
      containers:
      - name: hollowapp
        image: theithollow/hollowapp-blog:allin1
        imagePullPolicy: Always
        ports:
        - containerPort: 5000
        env:
        - name: SECRET_KEY
          value: "my-secret-key"
        - name: DATABASE_URL
          valueFrom: 
            secretKeyRef:
              name: hollow-secret
              key: db.string
---
apiVersion: v1
kind: Service
metadata:
  name: hollowapp
  labels:
    app: hollowapp
spec:
  type: ClusterIP
  ports:
  - port: 5000
    protocol: TCP
    targetPort: 5000
  selector:
    app: hollowapp
---
apiVersion: extensions/v1beta1
kind: Ingress
metadata:
  name: hollowapp
  labels:
    app: hollowapp
spec:
  rules:
  - host: hollowapp.hollow.local
    http:
      paths:
      - path: /
        backend:
          serviceName: hollowapp
          servicePort: 5000