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Define OTEL_CONFIG_FILE with placeholder for new environment variable override scheme #3850

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Define OTEL_CONFIG_FILE with placeholder for new environment variable override scheme #3850

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7eca953
Define OTEL_CONFIG_FILE environment variable
jack-berg Jan 5, 2024
4f43181
Fix typo
jack-berg Jan 8, 2024
26e87df
Add changelog entry
jack-berg Jan 8, 2024
c6bb3de
Merge branch 'main' of https://github.com/open-telemetry/opentelemetr…
jack-berg Jan 18, 2024
ae19265
PR feedback
jack-berg Jan 18, 2024
b32c801
Add entry to spec compliance matrix
jack-berg Jan 18, 2024
b5de964
Ignore environment variables, but leave placeholder for new env var o…
jack-berg Jan 30, 2024
824fe2b
Merge branch 'main' of https://github.com/open-telemetry/opentelemetr…
jack-berg Jan 30, 2024
9564b30
Fix broken links
jack-berg Jan 30, 2024
f99e2a5
markdown-toc
jack-berg Jan 30, 2024
ed4770b
Update specification/configuration/sdk-environment-variables.md
jack-berg Feb 20, 2024
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2 changes: 2 additions & 0 deletions CHANGELOG.md
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Expand Up @@ -30,6 +30,8 @@ release.
([#3804](https://github.com/open-telemetry/opentelemetry-specification/pull/3804))
- Define mechanism for SDK extension components.
([#3802](https://github.com/open-telemetry/opentelemetry-specification/pull/3802))
- Define `OTEL_CONFIG_FILE` environment variable.
([#3805](https://github.com/open-telemetry/opentelemetry-specification/pull/3805))

### Common

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63 changes: 32 additions & 31 deletions spec-compliance-matrix.md
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Expand Up @@ -276,37 +276,38 @@ Disclaimer: this list of features is still a work in progress, please refer to t

Note: Support for environment variables is optional.

| Feature | Go | Java | JS | Python | Ruby | Erlang | PHP | Rust | C++ | .NET | Swift |
|----------------------------------------------------------|-----|------|-----|-------------|------|--------|-----|------|-----|------|-------|
| OTEL_SDK_DISABLED | - | + | - | - | - | - | + | - | - | - | - |
| OTEL_RESOURCE_ATTRIBUTES | + | + | + | + | + | + | + | + | + | + | - |
| OTEL_SERVICE_NAME | + | + | + | + | + | + | + | | | + | |
| OTEL_LOG_LEVEL | - | - | + | [-][py1059] | + | - | + | | - | - | - |
| OTEL_PROPAGATORS | - | + | | + | + | + | + | - | - | - | - |
| OTEL_BSP_* | + | + | + | + | + | + | + | + | - | + | - |
| OTEL_BLRP_* | | + | | | | | | + | | + | |
| OTEL_EXPORTER_OTLP_* | + | + | | + | + | + | + | + | + | + | - |
| OTEL_EXPORTER_ZIPKIN_* | - | + | | + | + | - | + | - | - | + | - |
| OTEL_TRACES_EXPORTER | - | + | + | + | + | + | + | - | - | - | |
| OTEL_METRICS_EXPORTER | - | + | | + | - | - | + | - | - | - | - |
| OTEL_LOGS_EXPORTER | - | + | | + | | | + | | | - | |
| OTEL_SPAN_ATTRIBUTE_COUNT_LIMIT | + | + | + | + | + | + | + | + | - | + | |
| OTEL_SPAN_ATTRIBUTE_VALUE_LENGTH_LIMIT | + | + | + | + | + | + | + | | | + | |
| OTEL_SPAN_EVENT_COUNT_LIMIT | + | + | + | + | + | + | + | + | - | + | |
| OTEL_SPAN_LINK_COUNT_LIMIT | + | + | + | + | + | + | + | + | - | + | |
| OTEL_EVENT_ATTRIBUTE_COUNT_LIMIT | + | - | | + | + | + | + | | | + | |
| OTEL_LINK_ATTRIBUTE_COUNT_LIMIT | + | - | | + | + | + | + | | | + | |
| OTEL_LOGRECORD_ATTRIBUTE_COUNT_LIMIT | | | | | | | + | | | | |
| OTEL_LOGRECORD_ATTRIBUTE_VALUE_LENGTH_LIMIT | | | | | | | + | | | | |
| OTEL_TRACES_SAMPLER | + | + | + | + | + | + | + | - | - | - | |
| OTEL_TRACES_SAMPLER_ARG | + | + | + | + | + | + | + | - | - | - | |
| OTEL_ATTRIBUTE_VALUE_LENGTH_LIMIT | + | + | + | + | + | - | + | | | + | |
| OTEL_ATTRIBUTE_COUNT_LIMIT | + | + | + | + | + | - | + | | | + | |
| OTEL_METRIC_EXPORT_INTERVAL | - | + | | | | | + | | | + | |
| OTEL_METRIC_EXPORT_TIMEOUT | - | - | | | | | + | | | + | |
| OTEL_METRICS_EXEMPLAR_FILTER | - | + | | | | | + | | | - | |
| OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE | - | + | + | + | | | + | | | + | |
| OTEL_EXPORTER_OTLP_METRICS_DEFAULT_HISTOGRAM_AGGREGATION | | + | | | | | | | | | |
| Feature | Go | Java | JS | Python | Ruby | Erlang | PHP | Rust | C++ | .NET | Swift |
|----------------------------------------------------------|----|------|----|-------------|------|--------|-----|------|-----|------|-------|
| OTEL_SDK_DISABLED | - | + | - | - | - | - | + | - | - | - | - |
| OTEL_RESOURCE_ATTRIBUTES | + | + | + | + | + | + | + | + | + | + | - |
| OTEL_SERVICE_NAME | + | + | + | + | + | + | + | | | + | |
| OTEL_LOG_LEVEL | - | - | + | [-][py1059] | + | - | + | | - | - | - |
| OTEL_PROPAGATORS | - | + | | + | + | + | + | - | - | - | - |
| OTEL_BSP_* | + | + | + | + | + | + | + | + | - | + | - |
| OTEL_BLRP_* | | + | | | | | | + | | + | |
| OTEL_EXPORTER_OTLP_* | + | + | | + | + | + | + | + | + | + | - |
| OTEL_EXPORTER_ZIPKIN_* | - | + | | + | + | - | + | - | - | + | - |
| OTEL_TRACES_EXPORTER | - | + | + | + | + | + | + | - | - | - | |
| OTEL_METRICS_EXPORTER | - | + | | + | - | - | + | - | - | - | - |
| OTEL_LOGS_EXPORTER | - | + | | + | | | + | | | - | |
| OTEL_SPAN_ATTRIBUTE_COUNT_LIMIT | + | + | + | + | + | + | + | + | - | + | |
| OTEL_SPAN_ATTRIBUTE_VALUE_LENGTH_LIMIT | + | + | + | + | + | + | + | | | + | |
| OTEL_SPAN_EVENT_COUNT_LIMIT | + | + | + | + | + | + | + | + | - | + | |
| OTEL_SPAN_LINK_COUNT_LIMIT | + | + | + | + | + | + | + | + | - | + | |
| OTEL_EVENT_ATTRIBUTE_COUNT_LIMIT | + | - | | + | + | + | + | | | + | |
| OTEL_LINK_ATTRIBUTE_COUNT_LIMIT | + | - | | + | + | + | + | | | + | |
| OTEL_LOGRECORD_ATTRIBUTE_COUNT_LIMIT | | | | | | | + | | | | |
| OTEL_LOGRECORD_ATTRIBUTE_VALUE_LENGTH_LIMIT | | | | | | | + | | | | |
| OTEL_TRACES_SAMPLER | + | + | + | + | + | + | + | - | - | - | |
| OTEL_TRACES_SAMPLER_ARG | + | + | + | + | + | + | + | - | - | - | |
| OTEL_ATTRIBUTE_VALUE_LENGTH_LIMIT | + | + | + | + | + | - | + | | | + | |
| OTEL_ATTRIBUTE_COUNT_LIMIT | + | + | + | + | + | - | + | | | + | |
| OTEL_METRIC_EXPORT_INTERVAL | - | + | | | | | + | | | + | |
| OTEL_METRIC_EXPORT_TIMEOUT | - | - | | | | | + | | | + | |
| OTEL_METRICS_EXEMPLAR_FILTER | - | + | | | | | + | | | - | |
| OTEL_EXPORTER_OTLP_METRICS_TEMPORALITY_PREFERENCE | - | + | + | + | | | + | | | + | |
| OTEL_EXPORTER_OTLP_METRICS_DEFAULT_HISTOGRAM_AGGREGATION | | + | | | | | | | | | |
| OTEL_CONFIG_FILE | | | | | | | | | | | |

## File Configuration

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5 changes: 5 additions & 0 deletions specification/configuration/file-configuration.md
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Expand Up @@ -276,6 +276,11 @@ Parse SHOULD return an error if:
* The parsed `file` content does not conform to
the [configuration model](#configuration-model) schema.

#### Merge Environment

TODO: define environment variable naming scheme with names derived from the
configuration model

#### Create

Interpret [configuration model](#in-memory-configuration-model) and return SDK components.
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