NewEtcdMasterElector returns an implementation of election.MasterElector backed by etcd.

NewFake makes a new fake MasterElector.

Notify runs Elect() on m, and calls Start()/Stop() on s when the elected master starts/stops matching 'id'.

Fake allows for testing of anything consuming a MasterElector.

MasterElector is an interface for services that can elect masters.

Service represents anything that can start and stop on demand.

Master is used to announce the current elected master.