Class: Hanami::Providers::Rack Private

Inherits:
Hanami::Provider::Source show all
Defined in:
lib/hanami/providers/rack.rb

Overview

This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.

Provider source to register Rack integration components in Hanami slices.

See Also:

Since:

  • 2.0.0

Instance Attribute Summary

Attributes inherited from Hanami::Provider::Source

#slice

Instance Method Summary collapse

Methods inherited from Hanami::Provider::Source

#initialize, #target_container

Constructor Details

This class inherits a constructor from Hanami::Provider::Source

Instance Method Details

#prepare ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Since:

  • 2.0.0



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# File 'lib/hanami/providers/rack.rb', line 17

def prepare
  Dry::Monitor.load_extensions(:rack)

  # Explicitly register the Rack middleware events on our notifications bus. The Dry::Monitor
  # rack extension (activated above) does register these globally, but if the notifications
  # bus has been used before this provider loads, then it will have created its own separate
  # local copy of all registered events as of that moment in time, which will not be included
  # in the Rack events globally registered above.
  notifications = target["notifications"]
  notifications.register_event(Dry::Monitor::Rack::Middleware::REQUEST_START)
  notifications.register_event(Dry::Monitor::Rack::Middleware::REQUEST_STOP)
  notifications.register_event(Dry::Monitor::Rack::Middleware::REQUEST_ERROR)
end

#start ⇒ Object

This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.

Since:

  • 2.0.0



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# File 'lib/hanami/providers/rack.rb', line 32

def start
  slice.start :logger

  monitor_middleware = Dry::Monitor::Rack::Middleware.new(
    target["notifications"],
    clock: Dry::Monitor::Clock.new(unit: :microsecond)
  )

  rack_logger = Hanami::Web::RackLogger.new(target[:logger], env: slice.container.env)
  rack_logger.attach(monitor_middleware)

  register "monitor", monitor_middleware
end