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Merge pull request #101475 from ash2k/ash2k/stop-timer

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Stop timer and correctly drain it
This commit is contained in:
Kubernetes Prow Robot 2021-08-09 09:35:31 -07:00 committed by GitHub
commit a7af9f6e0e
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2 changed files with 6 additions and 2 deletions
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5
pkg/volume/csi/csi_attacher.go
View File

@ -491,14 +491,14 @@ func (c *csiAttacher) waitForVolumeAttachDetachStatusWithLister(volumeHandle, at
clock = &clock.RealClock{}
)
backoffMgr := wait.NewExponentialBackoffManager(initBackoff, maxBackoff, resetDuration, backoffFactor, jitter, clock)
defer backoffMgr.Backoff().Stop()
ctx, cancel := context.WithTimeout(context.Background(), timeout)
defer cancel()
for {
t := backoffMgr.Backoff()
select {
case <-backoffMgr.Backoff().C():
case <-t.C():
successful, err := verifyStatus()
if err != nil {
return err
@ -507,6 +507,7 @@ func (c *csiAttacher) waitForVolumeAttachDetachStatusWithLister(volumeHandle, at
return nil
}
case <-ctx.Done():
t.Stop()
klog.Error(log("%s timeout after %v [volume=%v; attachment.ID=%v]", operation, timeout, volumeHandle, attachID))
return fmt.Errorf("%s timeout for volume %v", operation, volumeHandle)
}

3
staging/src/k8s.io/apimachinery/pkg/util/wait/wait.go
View File

@ -166,6 +166,9 @@ func BackoffUntil(f func(), backoff BackoffManager, sliding bool, stopCh <-chan
// of every loop to prevent extra executions of f().
select {
case <-stopCh:
if !t.Stop() {
<-t.C()
}
return
case <-t.C():
}