gistfile1.rb

class ServiceObserver < ActiveRecord::Observer
  def before_activate(service, transition)
    return service.driver.provision(transition.args.extract_options!).success?
  end

  def before_terminate(service, transition)
    service.driver.deprovision(transition.args.extract_options!)
  end

  def before_cancel(service, transition)
    service.driver.deprovision(transition.args.extract_options!)
  end

  def before_suspend(service, transition)
    service.driver.suspend(transition.args.extract_options!)
  end

  def before_resume(service, transition)
    service.driver.resume(transition.args.extract_options!)
  end
end

Yay Ruby!!