v1.30.0/v0.124.0

Images and binaries here: https://github.com/open-telemetry/opentelemetry-collector-releases/releases/tag/v0.124.0

End User Changelog

🐛 Known bugs 🐛

• service/telemetry: Missing attributes in internal Collector logs (#12870).
  • See issue description for workarounds.

💡 Enhancements 💡

• exporterhelper: Add support for bytes-based batching for profiles in the exporterhelper package. (#3262)
• otelcol: Enhance config validation using command to capture all validation errors that prevents the collector from starting. (#8721)
• exporterhelper: Link batcher context to all batched request's span contexts. (#12212, #8122)

🧰 Bug fixes 🧰

• confighttp: Ensure http authentication server failures are handled by the provided error handler (#12666)

API Changelog

🛑 Breaking changes 🛑

• exporterbatcher: Remove deprecated package exporterbatcher (#12780)
• exporterqueue: Remove deprecated package exporterqueue (#12779)

💡 Enhancements 💡

• mdatagen: Add variable for metric name in mdatagen (#12459)
  Access metric name via metadata.MetricsInfo.<metric-variable>.Name
• client: Add support for iterating over client metadata keys (#12804)
• service: Adds the GetFactory interface to the hostcapabilities package (#12789)
• cmd/mdatagen: Add the foundational changes necessary for supporting logs data in mdatagen (#12571)