virtualservice故障注入

[root@k8s-master 08-fault-injection]# kubectl apply -f virtualservice-demoapp.yaml 
virtualservice.networking.istio.io/demoapp configured
[root@k8s-master 08-fault-injection]# cat virtualservice-demoapp.yaml 
apiVersion: networking.istio.io/v1beta1
kind: VirtualService
metadata:
  name: demoapp
spec:
  hosts:
  - demoapp
  http:
  - name: canary
    match:
    - uri:
        prefix: /canary
    rewrite:
      uri: /
    route:
    - destination:
        host: demoapp
        subset: v11
    fault:
      abort:
        percentage:
          value: 20         #20%注入流量故障，响应码555
        httpStatus: 555
  - name: default
    route:
    - destination:
        host: demoapp
        subset: v10
    fault:
      delay:
        percentage:
          value: 20    #20%注入流量故障，延迟3s
        fixedDelay: 3s

直接访问demoapp:8080会有延迟3秒的故障

直接访问demoapp:8080/canary会有中断故障