Yaml
cat<<EOF | kubectl apply -f -
apiVersion: networking.istio.io/v1alpha3
kind: Gateway
metadata:
  name: gateway-gw
  namespace: test
spec:
  servers:
    - port:
        number: 80
        name: http
        protocol: HTTP
      hosts:
        - 'gateway-test.caogx.cn'
  selector:
    app: istio-ingressgateway
    istio: ingressgateway
EOF

VirtualService

Yaml
cat<<EOF | kubectl apply -f -
apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: gateway-vs
  namespace: test
spec:
  hosts:
    - "gateway-test.caogx.cn"
  gateways:
    - gateway-gw
  http:
    - match:
        - uri:
            prefix: /
      route:
        - destination:
            host: gateway.test.svc.cluster.local
            subset: v2
            port:
              number: 8762
          weight: 50
        - destination:
            host: gateway.test.svc.cluster.local
            subset: v1
            port:
              number: 8762
          weight: 50
EOF

DestinationRule

Yaml
cat<<EOF | kubectl apply -f -
apiVersion: networking.istio.io/v1alpha3
kind: DestinationRule
metadata:
  name: gateway-dr
  namespace: test
spec:
  host: gateway.test.svc.cluster.local
  subsets:
    - name: v2
      labels:
        version: v2
    - name: v1
      labels:
        version: v1
      trafficPolicy:
        loadBalancer:
          simple: ROUND_ROBIN
EOF