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Istio超时与延迟注入策略的envoy配置

2020年06月23日 849点热度 0人点赞 0条评论

超时控制

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$ kubectl apply -f - <<EOF
apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: reviews
spec:
  hosts:
  - reviews
  http:
  - route:
    - destination:
        host: reviews
        subset: v2
    timeout: 0.5s  《《《《《《
EOF

对应的envoy配置

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"route": {
                            "cluster": "outbound|9080|v2|reviews.istio-bookinfo.svc.cluster.local",
                            "timeout": "0.500s", 《《《《《《《《《!!!!
                            "retryPolicy": {
                                "retryOn": "connect-failure,refused-stream,unavailable,cancelled,retriable-status-codes",
                                "numRetries": 2,
                                "retryHostPredicate": [
                                    {
                                        "name": "envoy.retry_host_predicates.previous_hosts"
                                    }
                                ],
                                "hostSelectionRetryMaxAttempts": "5",
                                "retriableStatusCodes": [
                                    503
                                ]
                            },
                            "maxGrpcTimeout": "0.500s"
                        },

延迟控制设置策略

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$ kubectl apply -f - <<EOF
apiVersion: networking.istio.io/v1alpha3
kind: VirtualService
metadata:
  name: ratings
spec:
  hosts:
  - ratings
  http:
  - fault:
      delay:
        percent: 100
        fixedDelay: 2s
    route:
    - destination:
        host: ratings
        subset: v1
EOF

对应的envoy配置

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                        "typedPerFilterConfig": {
                            "envoy.fault": {
                                "@type": "type.googleapis.com/envoy.config.filter.http.fault.v2.HTTPFault",
                                "delay": {
                                    "fixedDelay": "1s",
                                    "percentage": {
                                        "numerator": 50
                                    }
                                }
                            }
本作品采用 知识共享署名 4.0 国际许可协议 进行许可
标签: delay envoy istio timeout
最后更新:2020年06月23日

纳米

http://linjing.io

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纳米

http://linjing.io

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