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Switch HTTP client to not use external memory for header injection (#705
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)

* WIP: Switch writing HTTP Traceparent without external memory

* Remove old code, optional probes

* update offsets

* remove prints, add dependents probe filtering

* Add changelog statement

* add manager tests

* add license to manager tests

* format new test file

* Address PR feedback

* Update offsets

* simplify the changed code, since we don't need to count probes now

* atomic writes for traceparent

* add dependents validation and tests

* apply pr feedback
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@grcevski
grcevski committed Apr 24, 2024
1 parent ef8f679 commit 47a32e4
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1 change: 1 addition & 0 deletions CHANGELOG.md
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Expand Up @@ -48,6 +48,7 @@ OpenTelemetry Go Automatic Instrumentation adheres to [Semantic Versioning](http
- Base Dockerfile and build caching ([#683](https://github.com/open-telemetry/opentelemetry-go-instrumentation/pull/683))
- Add `server.address`, `server.port` and `network.protocol.version` to HTTP client spans ([#696](https://github.com/open-telemetry/opentelemetry-go-instrumentation/pull/696))
- Update http server attributes to latest semantic conventions ([#708](https://github.com/open-telemetry/opentelemetry-go-instrumentation/pull/708))
- Don't use external memory for http client header injection ([#705](https://github.com/open-telemetry/opentelemetry-go-instrumentation/pull/705))

### Fixed

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328 changes: 328 additions & 0 deletions internal/pkg/inject/offset_results.json
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Expand Up @@ -2085,6 +2085,334 @@
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