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Add details for filling resource for AWS Lambda. #1610

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merged 6 commits into from
Apr 15, 2021
Merged

Add details for filling resource for AWS Lambda. #1610

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Add details for filling resource for AWS Lambda.
Apr 9, 2021
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CHANGELOG
Apr 9, 2021
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faas.id note
Apr 12, 2021
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Link to vars
Apr 13, 2021
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Merge branch 'main' into awslambda-resource
carlosalberto Apr 15, 2021
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Update CHANGELOG.md
carlosalberto Apr 15, 2021
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1 change: 1 addition & 0 deletions CHANGELOG.md
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Expand Up @@ -34,6 +34,7 @@ release.
- Add details for filling semantic conventions for AWS Lambda ([#1442](https://github.com/open-telemetry/opentelemetry-specification/pull/1442))
- Update semantic conventions to distinguish between int and double ([#1550](https://github.com/open-telemetry/opentelemetry-specification/pull/1550))
- Add semantic convention for AWS ECS task revision ([#1581](https://github.com/open-telemetry/opentelemetry-specification/pull/1581))
- Add details for filling resource for AWS Lambda([#1610](https://github.com/open-telemetry/opentelemetry-specification/pull/1610))

### Compatibility

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14 changes: 14 additions & 0 deletions specification/trace/semantic_conventions/instrumentation/aws-lambda.md
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Expand Up @@ -218,3 +218,17 @@ have a parent of `Span Lambda`. This means the hierarchy looks like:
Span Lambda --> Span ProcBatch --> Span Proc1 (links to Span Prod1 and Span Prod2)
\-> Span Proc2 (links to Span Prod1 and Span Prod2)
```

## Resource Detector

AWS Lambda resource information is available as [environment variables][] provided by the runtime.
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Missing link for the environment variables.

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It's below as an out-of-band link


- [`cloud.provider`](../../../resource/semantic_conventions/cloud.md) MUST be set to `aws`
- [`cloud.region`](../../../resource/semantic_conventions/cloud.md) MUST be set to the value of the `AWS_REGION` environment variable
- [`faas.name`](../../../resource/semantic_conventions/faas.md) MUST be set to the value of the `AWS_LAMBDA_FUNCTION_NAME` environment variable
- [`faas.version`](../../../resource/semantic_conventions/faas.md) MUST be set to the value of the `AWS_LAMBDA_FUNCTION_VERSION` environment variable
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Note that [`faas.id`](../../../resource/semantic_conventions/faas.md) currently cannot be populated to resource
because it is not available until function invocation.

[environment variables]: https://docs.aws.amazon.com/lambda/latest/dg/configuration-envvars.html#configuration-envvars-runtime