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move WaitForCacheSync to the sharedInformer package

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Signed-off-by: Yassine TIJANI <ytijani@vmware.com>

Kubernetes-commit: 7e4c3096fe71afc6a23c273b3309ed5db7289d8c
This commit is contained in:
Yassine TIJANI 2019-08-16 21:15:53 +02:00 committed by Kubernetes Publisher
parent 6ddd067b15
commit 7ee6383729
2 changed files with 17 additions and 1 deletions
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2
examples/workqueue/main.go
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@ -23,7 +23,7 @@ import (
"k8s.io/klog" "k8s.io/klog"
"k8s.io/api/core/v1" v1 "k8s.io/api/core/v1"
meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1" meta_v1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/fields" "k8s.io/apimachinery/pkg/fields"
"k8s.io/apimachinery/pkg/util/runtime" "k8s.io/apimachinery/pkg/util/runtime"

16
tools/cache/shared_informer.go vendored
View File

@ -190,8 +190,24 @@ const (
initialBufferSize = 1024 initialBufferSize = 1024
) )
// WaitForNamedCacheSync is a wrapper around WaitForCacheSync that generates log messages
// indicating that the caller identified by name is waiting for syncs, followed by
// either a successful or failed sync.
func WaitForNamedCacheSync(controllerName string, stopCh <-chan struct{}, cacheSyncs ...InformerSynced) bool {
klog.Infof("Waiting for caches to sync for %s", controllerName)
if !WaitForCacheSync(stopCh, cacheSyncs...) {
utilruntime.HandleError(fmt.Errorf("unable to sync caches for %s", controllerName))
return false
}
klog.Infof("Caches are synced for %s ", controllerName)
return true
}
// WaitForCacheSync waits for caches to populate. It returns true if it was successful, false // WaitForCacheSync waits for caches to populate. It returns true if it was successful, false
// if the controller should shutdown // if the controller should shutdown
// callers should prefer WaitForNamedCacheSync()
func WaitForCacheSync(stopCh <-chan struct{}, cacheSyncs ...InformerSynced) bool { func WaitForCacheSync(stopCh <-chan struct{}, cacheSyncs ...InformerSynced) bool {
err := wait.PollUntil(syncedPollPeriod, err := wait.PollUntil(syncedPollPeriod,
func() (bool, error) { func() (bool, error) {