v3.2.2

KNOWLEDGE BASE

Release Notes v3.2.2

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 v3.2.2.

What’s new ?

Core

• http_client
  • added missing exit path (PR #9607)
  • fixed potential memory corruption (PR #9611)
  • added missing exit path (PR #9612)
  • added per client temporary buffer (PR #9645)
  • added per session temporary buffer (PR #9645)
  • Implement response testing framework (PR #9401)
• http_common
  • added missing initializers (PR #9608)
  • moved initializers to correct a bug introduced in PR 9608 (PR #9619)
  • added guards to prevent leaks (PR #9645)
  • added pre-generated authority field (PR #9645)
• signv4: added missing length calculation (PR #9606)
• plugin: Plug a use-after-free issue (CID 514582) (PR #9639)
• build: made FLB_DEV detectable from code (PR #9645)
• tls: openssl: added support for SSLKEYLOGFILE on DEV builds (PR #9645)
• http_client_http2
  • improved protocol compliance (PR #9645)
  • added missing header (PR #9645)
• output: Add a capability to inject HTTP response testing environment (PR #9401)
• lib: Implement injecting HTTP response mechanism (PR #9401)
• network
  • Update struct type for sock_addr (PR #9404)
  • Update struct type being passed into accept (PR #9404)

Pipeline Plugins

• Forward (Input)

  • Plug a resource leak on exception (CID 508064) (PR #9616)

• OpenTelemetry (Input)

  • Propagate tag in http2 metrics and trace handlers (PR #9635)

• Calyptia_fleet (Input)

  • improved interval handling (PR #9648)

• HTTP (Input)

  • use ’tag_key’ option when json array is received (PR #9590)

• Lua (Filter)

  • expose env variables in FLB_ENV Lua table (PR #9617)

• Labels (Processor)

  • Process operations for output purposed contexts of metrics instead of the original one (PR #9632)

• OpenTelemetry (Output)

  • added missing result checks and fixed leaks (PR #9609)
  • decoupled HTTP/2 and gRPC (PR #9645)

• Azure Kusto (Output)

  • fix multiple files tail issue and timeout issue (#8430) (PR #8430)

• Stackdriver (Output)

  • return cached token when current_timestamp is less than cached_expiration (#9652) (PR #9652)

• Elasticsearch (Output)

  • tests: Add HTTP response testing (PR #9401)

• Calyptia (Custom)

  • added interval handling and tests (PR #9648)

• Node Exporter Metrics :

  • Use real_path for complaining on glob(3) error (PR #9618)

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