[Filebeat] RabbitMQ Filebeat module

[ruflin]

Metricbeat Module / Dataset release checklist

This checklist is intended for Devs which create or update a module to make sure modules are consistent.

Modules

For a fileset to go GA, the following criterias should be met:

• Supported versions (of RabbitMQ) are documented
• Supported operating systems are documented (if applicable)
• System tests exist
• Automated checks that all fields are documented
• Documentation
• Fields follow ECS and naming conventions
• Dashboards exists (if applicable)
• Kibana Home Tutorial (if applicable)
  • Open issue in EUI repo to add icon for module if not already exists.
  • Open PR against Kibana repo with tutorial. Examples can be found here.
• Test log files exist for the grok patterns
• Generated output for at least 1 log file exists

Filebeat module

• Test log files exist for the grok patterns
• Generated output for at least 1 log file exists

[jfsiii]

Working on this in https://github.com/jfsiii/beats.

Still WIP but as of jfsiii@d858af3 it can process single and multiline logs messages and extract key ECS fields like @timestamp, log.level, and message