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Fix PVC finalizer update retrying on conflict #1339

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Fix PVC finalizer update retrying on conflict #1339

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8 changes: 6 additions & 2 deletions pkg/common-controller/snapshot_controller.go
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Original file line number Diff line number Diff line change
Expand Up @@ -1010,7 +1010,7 @@ func (ctrl *csiSnapshotCommonController) ensurePVCFinalizer(snapshot *crdv1.Volu

// removePVCFinalizer removes a Finalizer for VolumeSnapshot Source PVC.
func (ctrl *csiSnapshotCommonController) removePVCFinalizer(pvc *v1.PersistentVolumeClaim) error {
return retry.RetryOnConflict(retry.DefaultRetry, func() error {
err := retry.RetryOnConflict(retry.DefaultRetry, func() error {
// Get snapshot source which is a PVC
newPvc, err := ctrl.client.CoreV1().PersistentVolumeClaims(pvc.Namespace).Get(context.TODO(), pvc.Name, metav1.GetOptions{})
if err != nil {
Expand All @@ -1020,12 +1020,16 @@ func (ctrl *csiSnapshotCommonController) removePVCFinalizer(pvc *v1.PersistentVo
newPvc.ObjectMeta.Finalizers = utils.RemoveString(newPvc.ObjectMeta.Finalizers, utils.PVCFinalizer)
_, err = ctrl.client.CoreV1().PersistentVolumeClaims(newPvc.Namespace).Update(context.TODO(), newPvc, metav1.UpdateOptions{})
if err != nil {
return newControllerUpdateError(newPvc.Name, err.Error())
return err
}

klog.V(5).Infof("Removed protection finalizer from persistent volume claim %s", pvc.Name)
return nil
})
if err != nil {
return newControllerUpdateError(pvc.Name, err.Error())
}
return nil
}

// isPVCBeingUsed checks if a PVC is being used as a source to create a snapshot.
Expand Down