Avoid sync Ingress updates

controllers/nginx/controller.go

@@ -68,6 +68,7 @@ type loadBalancerController struct {
 	recorder record.EventRecorder
 
 	syncQueue *taskQueue
+	ingQueue  *taskQueue
 
 	// stopLock is used to enforce only a single call to Stop is active.
 	// Needed because we allow stopping through an http endpoint and
@@ -98,12 +99,13 @@ func newLoadBalancerController(kubeClient *client.Client, resyncPeriod time.Dura
 	}
 
 	lbc.syncQueue = NewTaskQueue(lbc.sync)
+	lbc.ingQueue = NewTaskQueue(lbc.syncIngress)
 
 	ingEventHandler := framework.ResourceEventHandlerFuncs{
 		AddFunc: func(obj interface{}) {
 			addIng := obj.(*extensions.Ingress)
 			lbc.recorder.Eventf(addIng, api.EventTypeNormal, "CREATE", fmt.Sprintf("%s/%s", addIng.Namespace, addIng.Name))
-			lbc.updateIngressStatus(addIng)
+			lbc.ingQueue.enqueue(obj)
 			lbc.syncQueue.enqueue(obj)
 		},
 		DeleteFunc: func(obj interface{}) {
@@ -115,7 +117,7 @@ func newLoadBalancerController(kubeClient *client.Client, resyncPeriod time.Dura
 			if !reflect.DeepEqual(old, cur) {
 				upIng := cur.(*extensions.Ingress)
 				lbc.recorder.Eventf(upIng, api.EventTypeNormal, "UPDATE", fmt.Sprintf("%s/%s", upIng.Namespace, upIng.Name))
-				lbc.updateIngressStatus(upIng)
+				lbc.ingQueue.enqueue(cur)
 				lbc.syncQueue.enqueue(cur)
 			}
 		},
@@ -237,8 +239,23 @@ func (lbc *loadBalancerController) sync(key string) {
 	})
 }
 
-func (lbc *loadBalancerController) updateIngressStatus(ing *extensions.Ingress) {
+func (lbc *loadBalancerController) syncIngress(key string) {
+	if !lbc.controllersInSync() {
+		lbc.ingQueue.requeue(key, fmt.Errorf("deferring sync till endpoints controller has synced"))
+		return
+	}
+
+	obj, ingExists, err := lbc.ingLister.Store.GetByKey(key)
+	if err != nil {
+		lbc.ingQueue.requeue(key, err)
+		return
+	}
+
+	if ingExists {
+		ing := obj.(*extensions.Ingress)
+
 		ingClient := lbc.client.Extensions().Ingress(ing.Namespace)
+
 		currIng, err := ingClient.Get(ing.Name)
 		if err != nil {
 			glog.Errorf("unexpected error searching Ingress %v/%v: %v", ing.Namespace, ing.Name, err)
@@ -258,6 +275,7 @@ func (lbc *loadBalancerController) updateIngressStatus(ing *extensions.Ingress)
 
 			lbc.recorder.Eventf(currIng, api.EventTypeNormal, "CREATE", "ip: %v", lbc.lbInfo.Address)
 		}
+	}
 }
 
 func (lbc *loadBalancerController) isStatusIPDefined(lbings []api.LoadBalancerIngress) bool {
@@ -701,6 +719,7 @@ func (lbc *loadBalancerController) Run() {
 	go lbc.svcController.Run(lbc.stopCh)
 
 	go lbc.syncQueue.run(time.Second, lbc.stopCh)
+	go lbc.ingQueue.run(time.Second, lbc.stopCh)
 
 	<-lbc.stopCh
 	glog.Infof("shutting down NGINX loadbalancer controller")

controllers/nginx/examples/custom-configuration/rc-custom-configuration.yaml

@@ -15,7 +15,7 @@ spec:
         name: nginx-ingress-lb
     spec:
       containers:
-      - image: gcr.io/google_containers/nginx-ingress-controller:0.4
+      - image: gcr.io/google_containers/nginx-ingress-controller:0.5
         name: nginx-ingress-lb
         imagePullPolicy: Always
         livenessProbe:

controllers/nginx/examples/daemonset/as-daemonset.yaml

@@ -9,7 +9,7 @@ spec:
         name: nginx-ingress-lb
     spec:
       containers:
-      - image: gcr.io/google_containers/nginx-ingress-controller:0.4
+      - image: gcr.io/google_containers/nginx-ingress-controller:0.5
         name: nginx-ingress-lb
         imagePullPolicy: Always
         livenessProbe:

controllers/nginx/examples/default/rc-default.yaml

@@ -15,7 +15,7 @@ spec:
         name: nginx-ingress-lb
     spec:
       containers:
-      - image: gcr.io/google_containers/nginx-ingress-controller:0.4
+      - image: gcr.io/google_containers/nginx-ingress-controller:0.5
         name: nginx-ingress-lb
         imagePullPolicy: Always
         livenessProbe:

controllers/nginx/examples/full/rc-full.yaml

@@ -20,7 +20,7 @@ spec:
         secret:
           secretName: dhparam-example
       containers:
-      - image: gcr.io/google_containers/nginx-ingress-controller:0.4
+      - image: gcr.io/google_containers/nginx-ingress-controller:0.5
         name: nginx-ingress-lb
         imagePullPolicy: Always
         livenessProbe:

controllers/nginx/examples/tcp/rc-tcp.yaml

@@ -15,7 +15,7 @@ spec:
         name: nginx-ingress-lb
     spec:
       containers:
-      - image: gcr.io/google_containers/nginx-ingress-controller:0.4
+      - image: gcr.io/google_containers/nginx-ingress-controller:0.5
         name: nginx-ingress-lb
         imagePullPolicy: Always
         livenessProbe:

controllers/nginx/examples/tls/rc-ssl.yaml

@@ -15,7 +15,7 @@ spec:
         name: nginx-ingress-lb
     spec:
       containers:
-      - image: gcr.io/google_containers/nginx-ingress-controller:0.4
+      - image: gcr.io/google_containers/nginx-ingress-controller:0.5
         name: nginx-ingress-lb
         imagePullPolicy: Always
         livenessProbe:

controllers/nginx/examples/udp/rc-udp.yaml

@@ -15,7 +15,7 @@ spec:
         name: nginx-ingress-lb
     spec:
       containers:
-      - image: aledbf/nginx-third-party:0.9
+      - image: gcr.io/google_containers/nginx-ingress-controller:0.5
         name: nginx-ingress-lb
         imagePullPolicy: Always
         livenessProbe: