v4.1.1

KNOWLEDGE BASE

Release Notes v4.1.1

Fluent Bit is a Fast and Lightweight Data Processor and Forwarder for Linux, BSD, Windows and macOS. We are proud to announce the availability of Fluent Bit v4.1.1.

Below is a detailed list of changes included in this release…

What’s new ?

Core

• opentelemetry: logs: skip empty strings for TraceID and SpanID (PR #10956)
• reload: refactor watchdog to be preemptable on windows. (PR #10968)
• router: do logic matching using tag length only (PR #10976)

Plugins

• Emitter (Input)
  • Resolve ring buffer gtliches on threaded mode with multiline parser (PR #10950)
• Forward (Input)
  • Fix user authentication mechanism to align Fluentd behavior (PR #10973)
  • Add a missing releasing users related contexts (PR #10973)
  • Handle shared_key lifetime correctly (PR #10973)
• Splunk (Input)
  • return correct error response for HTTP/1 handler. (PR #10940)
  • propagate the return value inside process_hec_payload from handle_hec_payload. (PR #10940)
  • use record accessor for tag key extraction and add listening info (PR #10967)
• Winevtlog (Input)
  • Try to reconnect on cancellations (PR #10942)
  • Add retry backoff mechanism (PR #10942)
  • Handle capped values (PR #10942)
  • Plug NULL pointer deref lines (PR #10942)
  • Process remote handle to retrive metadata if available (PR #10942)
  • Plug a negative overflow possibility (PR #10942)
  • Apply backoff settings effectively (PR #10942)
• Docker (Input)
  • add helper for container name parsing (PR #10972)
• HTTP (Input)
  • fix handling of URL encoded value (PR #10961)
  • use record accessor for tag key extraction (PR #10967)
• Elasticsearch (Input)
  • reimplement tag_key lookup with record accessor api (PR #10967)
• Calyptia_fleet (Input)
  • load configuration on initial startup. (PR #10996)
  • resume main collector if initial collector fails to schedule. (PR #10996)
  • consistent cleanup when failing to initliaze initial one time collector. (PR #10996)
• Opentelemetry (Output)
  • add configurable log resource limits (PR #10955)
  • add configurable log scope limits (PR #10955)
  • no longer reallocates the http2 setting string (PR #10960)
• File (Output)
  • sanitize incoming Tag to prevent path traversal (PR #10969)
• Elasticsearch (Output)
  • create space for header before use (PR #10949)

Join us

We want to hear about you, our community is growing, and you can be part of it!, you can contact us at:

• Github: http://github.com/fluent/fluent-bit
• Slack: http://slack.fluentd.org
• Twitter: @fluentbit