it has virtualservice, destinationrules, gateway and split is uri based

istio.yaml

apiVersion: networking.istio.io/v1alpha3
kind: Gateway
metadata:
  name: test-gateway
spec:
  selector:
    istio: ingressgateway # use Istio default gateway implementation
  servers:
  - port:
      number: 80
      name: http
      protocol: HTTP
    hosts:
    - "*"

---
# Create a VirtualService to define how the traffic is to be distributed


kind: VirtualService
apiVersion: networking.istio.io/v1alpha3
metadata:
  name: test-virtualservice
  namespace: default
spec:
  hosts:
    - '*'
  gateways:
    - test-gateway
  http:
  - match:
    - uri:
        exact: /v1
    rewrite:
      uri: /
    route:
      - destination:
          host: test-1
          port:
            number: 80
          subset: v1
  - match:
    - uri:
        exact: /v2
    rewrite:
      uri: /
    route:
      - destination:
          host: test-1
          port:
            number: 80
          subset: v2
---

# Create a Destination rule to specify where the traffic needs to go

apiVersion: networking.istio.io/v1alpha3
kind: DestinationRule
metadata:
  name: test-destinationrule
spec:
  host: test-1
  subsets:
  - name: v1
    labels:
      version: v1
  - name: v2
    labels:
      version: v1