cluster

type Lock interface {
	// Lock and Unlock are simple, coarse grain locks based on a pre-defined
	// lock path. The lock path is an implementation detail that isn't negotiated
	// through this interface. A context is accepted for setting wait bounds.
	Lock(context.Context) error
	Unlock(context.Context) error
	UnlockLogError(context.Context)
	// Owner returns the current owner value.
	Owner() interface{}
}