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Merge pull request #56356 from tnozicka/fix-statefulset-creating-controllerrevision-multiple-times

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Automatic merge from submit-queue (batch tested with PRs 56356, 56435). If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

Wait for controllerrevision informer to sync on statefulset controller startup

Fixes: https://github.com/kubernetes/kubernetes/issues/56355

Needs to be backported to at least 1.8, 1.9 and triaged for impact on 1.9 release

/cc @smarterclayton @kow3ns @enisoc 

**Release note**:
```release-note
NONE
```
This commit is contained in:
Kubernetes Submit Queue 2017-11-27 16:53:09 -08:00 committed by GitHub
commit 52bd638e1a
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1 changed files with 5 additions and 1 deletions
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6
pkg/controller/statefulset/stateful_set.go
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@ -71,6 +71,8 @@ type StatefulSetController struct {
setListerSynced cache.InformerSynced
// pvcListerSynced returns true if the pvc shared informer has synced at least once
pvcListerSynced cache.InformerSynced
// revListerSynced returns true if the rev shared informer has synced at least once
revListerSynced cache.InformerSynced
// StatefulSets that need to be synced.
queue workqueue.RateLimitingInterface
}
@ -103,6 +105,8 @@ func NewStatefulSetController(
pvcListerSynced: pvcInformer.Informer().HasSynced,
queue: workqueue.NewNamedRateLimitingQueue(workqueue.DefaultControllerRateLimiter(), "statefulset"),
podControl: controller.RealPodControl{KubeClient: kubeClient, Recorder: recorder},
revListerSynced: revInformer.Informer().HasSynced,
}
podInformer.Informer().AddEventHandler(cache.ResourceEventHandlerFuncs{
@ -146,7 +150,7 @@ func (ssc *StatefulSetController) Run(workers int, stopCh <-chan struct{}) {
glog.Infof("Starting stateful set controller")
defer glog.Infof("Shutting down statefulset controller")
if !controller.WaitForCacheSync("stateful set", stopCh, ssc.podListerSynced, ssc.setListerSynced, ssc.pvcListerSynced) {
if !controller.WaitForCacheSync("stateful set", stopCh, ssc.podListerSynced, ssc.setListerSynced, ssc.pvcListerSynced, ssc.revListerSynced) {
return
}