Class: Rack::Ougai::AttachRequestID

Inherits:
Object
  • Object
show all
Defined in:
lib/rack/ougai/attach_request_id.rb

Constant Summary collapse

REQUEST_ID_KEY = 
'HTTP_X_REQUEST_ID'

Instance Method Summary collapse

Constructor Details

#initialize(app, opts = {}) ⇒ AttachRequestID

Returns a new instance of AttachRequestID.



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# File 'lib/rack/ougai/attach_request_id.rb', line 8

def initialize(app, opts = {})
  @app = app
  @storage = opts[:storage] || proc { Thread.current }
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/rack/ougai/attach_request_id.rb', line 13

def call(env)
  parent = env[Rack::RACK_LOGGER]
  request_id = env[REQUEST_ID_KEY]

  if request_id.nil?
    parent.warn "No request ID in storage (is Rack::RequestID in your middleware stack?)."
  end

  env[Rack::RACK_LOGGER] = parent.child(request_id: request_id)
  ret = @app.call(env)
  env[Rack::RACK_LOGGER] = parent

  ret
end