apiVersion: networking.istio.io/v1alpha3
kind: DestinationRule
metadata:
  name: user-service
spec:
  host: user-service
  subsets:
  - name: v1
    labels:
      version: "1.0"
  - name: v2
    labels:
      version: "2.0"

---
apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: spring-boot-user-service
spec:
  hosts:
  - user-service
  http:
  - route:
    - destination:
        host: user-service
        subset: v1
        port:
          number: 80
      weight: 70
    - destination:
        host: user-service
        subset: v2
        port:
          number: 80
      weight: 30