chlook opened a new issue #7505:
URL: https://github.com/apache/skywalking/issues/7505
Please answer these questions before submitting your issue.
- Why do you submit this issue?
- [ ] Question or discussion
- [*] Bug
- [ ] Requirement
- [ ] Feature or performance improvement
___
### Question
- What do you want to know?
When the node agent cannot connect to the server after the server is
stopped, the default value is null。Want to confirm whether it can be solved。
___
### Bug
- Which version of SkyWalking, OS, and JRE?
- env: k8s for aliyun cloud
- docker-engine: 1.18.8-aliyun.1
- oap-server: skywalking-oap-server:8.6.0-es7
- skywalking-backend-js: master
- Which company or project?
- no
- What happened?
If possible, provide a way to reproduce the error. e.g. demo application,
component version.
- env: k8s for aliyun cloud
- docker-engine: 1.18.8-aliyun.1
- oap-server: skywalking-oap-server:8.6.0-es7
- java: 8.6.0
- node: skywalking-backend-js: master
- ERROR
```
TypeError [ERR_INVALID_ARG_TYPE]: The first argument must be of type
string or an instance of Buffer, ArrayBuffer, or Array or an Array-like Object.
Received undefined
at new NodeError (node:internal/errors:278:15)
at Function.from (node:buffer:317:9)
at ContextCarrier._this.decode
(/Users/anyone/Desktop/tmp/code/node-app-handler/node_modules/skywalking-backend-js/lib/trace/context/ContextCarrier.js:42:27)
at ContextCarrier.set
(/Users/anyone/Desktop/tmp/code/node-app-handler/node_modules/skywalking-backend-js/lib/trace/context/ContextCarrier.js:63:50)
at
/Users/anyone/Desktop/tmp/code/node-app-handler/node_modules/skywalking-backend-js/lib/trace/context/ContextCarrier.js:87:133
at Array.forEach (<anonymous>)
at Function.ContextCarrier.from
(/Users/anyone/Desktop/tmp/code/node-app-handler/node_modules/skywalking-backend-js/lib/trace/context/ContextCarrier.js:87:88)
at Server._sw_request
(/Users/anyone/Desktop/tmp/code/node-app-handler/node_modules/skywalking-backend-js/lib/plugins/HttpPlugin.js:131:63)
at Server.emit (node:events:376:20)
at parserOnIncoming (node:_http_server:919:12) {
code: 'ERR_INVALID_ARG_TYPE'
}
```
___
### Requirement or improvement
- Please describe your requirements or improvement suggestions.
Because there is no exception when Java calls Java after the server stops,
but when node is called, node throws an exception and exits, affecting the
operation of the application. Hope to improve.
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