cleanup-policy

pkg/controller/controller_utils.go

@@ -464,3 +464,16 @@ func SyncAllPodsWithStore(kubeClient client.Interface, store cache.Store) {
 	store.Replace(pods, allPods.ResourceVersion)
 	return
 }
+
+// ControllersByCreationTimestamp sorts a list of ReplicationControllers by creation timestamp, using their names as a tie breaker.
+type ControllersByCreationTimestamp []*api.ReplicationController
+
+func (o ControllersByCreationTimestamp) Len() int      { return len(o) }
+func (o ControllersByCreationTimestamp) Swap(i, j int) { o[i], o[j] = o[j], o[i] }
+
+func (o ControllersByCreationTimestamp) Less(i, j int) bool {
+	if o[i].CreationTimestamp.Equal(o[j].CreationTimestamp) {
+		return o[i].Name < o[j].Name
+	}
+	return o[i].CreationTimestamp.Before(o[j].CreationTimestamp)
+}