v2.0.9

KNOWLEDGE BASE

NOTE: This is a minor hotfix release that covers for corner cases for metrics handling. We keep same release notes as part of v2

Release Notes v2.0.9

Fluent Bit is a Fast and Lightweight Data Processor and Forwarder for Linux, BSD and OSX. We are proud to announce the availability of Fluent Bit v2.0.9.

Introduction

Fluent Bit v2.0 is the start of the new stable series of the project. During the last months our primary focus has been around extending support for Metrics, Traces and improving performance, among many others.

News

Fluent Bit v2.0 is the stable release!, new changes on this version:

• Core

  • bin: fix handling of buffer for text helper
  • tls: openssl: add SSL_ERROR_SYSCALL case (#6489)
  • stream: fixed an condition that caused concurrency issues
  • parser: logfmt: optionally reject messages that have keys without values
  • parser: fix overflow
  • aws: util: extra_user_agent is always type flb_sds_t
  • init: systemd: allow to set environment variables from file
  • proxy: fix memory bugs when use same golang output plugin multiple times (#6469)
  • security policy: update supported versions (#6505)
  • wasm: release buffer if error occurred
  • wasm: fix memory handling error
  • dockerfiles: update systemd to v251.3 (#6508)
  • config: cf_fluentbit: print config file load error (#6575)
  • calyptia: fix segfault when concatenating custom configuration. (#6553)
  • calyptia: concatenate configuration as raw strings. (#6529)

• Libs

  • cfl: upgrade to v0.2.0

• Plugins

  • Syslog (Input)
    • Added an option raw_message_key to append the raw message to the log record under a specific key.
  • Tail (Input)
    • Remove extra fstat() syscall and remove unused function
  • Windows_Exporter_Metrics (Input)
    • CPU: don’t compare float values directly (#6568)
  • Wasm (Filter)
    • Fix error message
    • Use calloc to initialize value
  • Throttle (Filter)
    • Fix print_status being partially uninitialized (#6500)
  • UDP (Output)
    • Add new UDP output plugin (#6450)
  • Opensearch (Output)
    • Fix ‘(null)’ index when using record accessor and id_key/generate_id. (#6543)
  • S3 (Output)
    • Always use sync io mode (#6574)
    • Add store_dir_limit_size option to limit s3 disk usage
  • TCP (Output)
    • Add new raw_message_key option
  • Kafka (Output)
    • Fix segmentation fault issue while produce_message
  • Opentelemetry (Output)
    • Move variables to heap and sanitize batch size
    • Make log records batch size to configurable
  • Prometheus_Exporter (Output)
    • Add content-type header (#6554) (#6572)
  • Cloudwatch_Logs (Output)
    • Aws client extra_user_agent is sds string

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