Class: BrainzLab::Instrumentation::ActionController

Inherits:
Object
  • Object
show all
Defined in:
lib/brainzlab/instrumentation/action_controller.rb

Constant Summary collapse

SLOW_REQUEST_THRESHOLD =

Thresholds for slow request detection (in milliseconds)

500
VERY_SLOW_REQUEST_THRESHOLD = 
2000

Class Method Summary collapse

Class Method Details

.install! ⇒ Object 



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# File 'lib/brainzlab/instrumentation/action_controller.rb', line 11

def install!
  return unless defined?(::ActionController)
  return if @installed

  install_start_processing_subscriber!
  install_process_action_subscriber!
  install_redirect_subscriber!
  install_halted_callback_subscriber!
  install_unpermitted_parameters_subscriber!
  install_send_file_subscriber!
  install_send_data_subscriber!
  install_send_stream_subscriber!

  # Fragment caching
  install_write_fragment_subscriber!
  install_read_fragment_subscriber!
  install_expire_fragment_subscriber!
  install_exist_fragment_subscriber!

  # Rails 7.1+ rate limiting
  install_rate_limit_subscriber! if rails_71_or_higher?

  @installed = true
  BrainzLab.debug_log('ActionController instrumentation installed')
end

.installed? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/brainzlab/instrumentation/action_controller.rb', line 37

def installed?
  @installed == true
end