Class: RailsAutoscaleAgent::Middleware

Inherits:
Object
  • Object
show all
Defined in:
lib/rails_autoscale_agent/middleware.rb

Instance Method Summary collapse

Constructor Details

#initialize(app) ⇒ Middleware

Returns a new instance of Middleware.



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# File 'lib/rails_autoscale_agent/middleware.rb', line 10

def initialize(app)
  @app = app
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/rails_autoscale_agent/middleware.rb', line 14

def call(env)
  config = Config.instance
  request = Request.new(env, config)

  store = Store.instance
  Reporter.start(config, store)

  if !request.ignore? && queue_time = request.queue_time
    # NOTE: Expose queue time to the app
    env['queue_time'] = queue_time
    store.push queue_time
  end

  @app.call(env)
end