if err := s.livezRegistry.addDelayedHealthChecks(livezGracePeriod, checks...); err != nil {
		return err
	}
	return s.readyzRegistry.addHealthChecks(checks...)
}

// AddReadyzChecks allows you to add a HealthCheck to readyz.
func (s *GenericAPIServer) AddReadyzChecks(checks ...healthz.HealthChecker) error {
	return s.readyzRegistry.addHealthChecks(checks...)
}

// AddLivezChecks allows you to add a HealthCheck to livez.

	c.LivezChecks = append(c.LivezChecks, healthChecks...)
	c.ReadyzChecks = append(c.ReadyzChecks, healthChecks...)
}

// AddReadyzChecks adds a health check to our config to be exposed by the readyz endpoint
// of our configured apiserver.
func (c *Config) AddReadyzChecks(healthChecks ...healthz.HealthChecker) {
	c.ReadyzChecks = append(c.ReadyzChecks, healthChecks...)
}

		return healthCheck()
	}))

	readyCheck, err := storagefactory.CreateReadyCheck(s.StorageConfig, c.DrainedNotify())
	if err != nil {
		return err
	}
	c.AddReadyzChecks(healthz.NamedCheck("etcd-readiness", func(r *http.Request) error {
		return readyCheck()
	}))

	return nil
}

type StorageFactoryRestOptionsFactory struct {
	Options        EtcdOptions