WIP - Wait in work loop rather than sleeping

Prevents work from getting added out of order, and increases the chances
that the current leader gets further ahead.

Author: smarterclayton

pkg/router/controller/status.go

@@ -151,6 +151,7 @@ func performIngressConditionUpdate(action string, lease writerlease.Lease, track
 
 		switch _, err := oc.Routes(route.Namespace).UpdateStatus(route); {
 		case err == nil:
+			glog.V(4).Infof("%s: updated status of %s/%s", action, route.Namespace, route.Name)
 			tracker.Clear(key, latest)
 			return writerlease.Extend, false
 		case errors.IsForbidden(err):

pkg/util/writerlease/writerlease.go

@@ -247,7 +247,8 @@ func (l *WriterLease) work() bool {
 		// if we are following, continue to defer work until the lease expires
 		if remaining := leaseExpires.Sub(l.nowFn()); remaining > 0 {
 			glog.V(4).Infof("[%s] Follower, %s remaining in lease", l.name, remaining)
-			l.queue.AddAfter(key, remaining)
+			time.Sleep(remaining)
+			l.queue.Add(key)
 			l.queue.Done(key)
 			return true
 		}