apiVersion: apps/v1
kind: Deployment
metadata:
  name: testapp-srv
  labels:
    app: testapp-srv
    version: v1
spec:
  replicas: 3
  selector:
    matchLabels:
      app: testapp-srv
      version: v1
  template:
    metadata:
      labels:
        app: testapp-srv
        version: v1
    spec:
      containers:
      - name: testapp-srv
        image: 127.0.0.1:5000/testapp/srv:v1
        imagePullPolicy: Always
        ports:
        - containerPort: 8080
---
apiVersion: v1
kind: Service
metadata:
  name: testapp-srv
spec:
  type: ClusterIP
  ports:
  - name: http
    port: 8080
  selector:
    app: testapp-srv
---
apiVersion: networking.istio.io/v1alpha3
kind: Gateway
metadata:
  name: testapp-srv
spec:
  selector:
    istio: ingressgateway
  servers:
  - port:
      number: 80
      name: http
      protocol: HTTP
    hosts:
    - "k8s-testapp.example.com"
---
apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: testapp-srv
spec:
  gateways:
  - testapp-srv
  hosts:
  - "k8s-testapp.example.com"
  http:
  - route:
    - destination:
        port:
          number: 8080
        host: testapp-srv.default.svc.cluster.local