Module: ActionController::Instrumentation

Defined in:
lib/logstasher/rails_ext/action_controller/metal/instrumentation.rb

Instance Method Summary collapse

Instance Method Details

#process_action(*args) ⇒ Object 



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# File 'lib/logstasher/rails_ext/action_controller/metal/instrumentation.rb', line 3

def process_action(*args)
  raw_payload = {
      :controller => self.class.name,
      :action     => self.action_name,
      :params     => request.filtered_parameters,
      :format     => request.format.try(:ref),
      :method     => request.method,
      :path       => (request.fullpath rescue "unknown")
  }

  LogStasher.add_default_fields_to_payload(raw_payload, request)

  LogStasher.clear_request_context
  LogStasher.add_default_fields_to_request_context(request)

  ActiveSupport::Notifications.instrument("start_processing.action_controller", raw_payload.dup)

  ActiveSupport::Notifications.instrument("process_action.action_controller", raw_payload) do |payload|
    if self.respond_to?(:logstasher_add_custom_fields_to_request_context)
      logstasher_add_custom_fields_to_request_context(LogStasher.request_context)
    end

    result = super

    if self.respond_to?(:logtasher_add_custom_fields_to_payload)
      before_keys = raw_payload.keys.clone
      logtasher_add_custom_fields_to_payload(raw_payload)
      after_keys = raw_payload.keys
      # Store all extra keys added to payload hash in payload itself. This is a thread safe way
      LogStasher.custom_fields += after_keys - before_keys
    end

    payload[:status] = response.status
    append_info_to_payload(payload)
    LogStasher.store.each do |key, value|
      payload[key] = value
    end

    LogStasher.request_context.each do |key, value|
      payload[key] = value
    end
    result
  end
end