From 3ad54d1812a7e20f89aef54bf04265cda57a71e9 Mon Sep 17 00:00:00 2001
From: deads2k <deads@redhat.com>
Date: Tue, 21 Jun 2016 13:13:20 -0400
Subject: [PATCH] add lastsyncresourceversion to sharedinformer

---
 pkg/controller/framework/shared_informer.go | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/pkg/controller/framework/shared_informer.go b/pkg/controller/framework/shared_informer.go
index c557bf97548..8762228ba45 100644
--- a/pkg/controller/framework/shared_informer.go
+++ b/pkg/controller/framework/shared_informer.go
@@ -44,6 +44,7 @@ type SharedInformer interface {
 	GetController() ControllerInterface
 	Run(stopCh <-chan struct{})
 	HasSynced() bool
+	LastSyncResourceVersion() string
 }
 
 type SharedIndexInformer interface {
@@ -161,6 +162,16 @@ func (s *sharedIndexInformer) HasSynced() bool {
 	return s.controller.HasSynced()
 }
 
+func (s *sharedIndexInformer) LastSyncResourceVersion() string {
+	s.startedLock.Lock()
+	defer s.startedLock.Unlock()
+
+	if s.controller == nil {
+		return ""
+	}
+	return s.controller.reflector.LastSyncResourceVersion()
+}
+
 func (s *sharedIndexInformer) GetStore() cache.Store {
 	return s.indexer
 }