alexlebens/external-snapshotter
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Call dynamic VS content creation unconditionally

Browse Source 
Irrespective of any error on the Volume Snapshot
object, initiate dynamic VolumeSnapshotContent object
creation. If any required parameters are not found, (e.g. missing
VS class), the VS content object creation would fail gracefully.
This commit is contained in:
Saikat Roychowdhury
2020-07-22 19:39:59 +00:00
parent 0c5b535d88
commit 73697eba81
3 changed files with 68 additions and 18 deletions
Download Patch File Download Diff File Expand all files Collapse all files

36
pkg/common-controller/snapshot_controller.go
View File

@@ -453,25 +453,25 @@ func (ctrl *csiSnapshotCommonController) syncUnreadySnapshot(snapshot *crdv1.Vol
}
klog.V(5).Infof("bindandUpdateVolumeSnapshot %v", newSnapshot)
return nil
} else if snapshot.Status == nil || snapshot.Status.Error == nil || isControllerUpdateFailError(snapshot.Status.Error) {
if snapshot.Spec.Source.PersistentVolumeClaimName == nil {
ctrl.updateSnapshotErrorStatusWithEvent(snapshot, v1.EventTypeWarning, "SnapshotPVCSourceMissing", fmt.Sprintf("PVC source for snapshot %s is missing", uniqueSnapshotName))
return fmt.Errorf("expected PVC source for snapshot %s but got nil", uniqueSnapshotName)
}
var err error
var content *crdv1.VolumeSnapshotContent
if content, err = ctrl.createSnapshotContent(snapshot); err != nil {
ctrl.updateSnapshotErrorStatusWithEvent(snapshot, v1.EventTypeWarning, "SnapshotContentCreationFailed", fmt.Sprintf("Failed to create snapshot content with error %v", err))
return err
}
}
// Update snapshot status with BoundVolumeSnapshotContentName
klog.V(5).Infof("syncUnreadySnapshot [%s]: trying to update snapshot status", utils.SnapshotKey(snapshot))
if _, err = ctrl.updateSnapshotStatus(snapshot, content); err != nil {
// update snapshot status failed
ctrl.updateSnapshotErrorStatusWithEvent(snapshot, v1.EventTypeWarning, "SnapshotStatusUpdateFailed", fmt.Sprintf("Snapshot status update failed, %v", err))
return err
}
// If we reach here, it is a dynamically provisioned snapshot, and the volumeSnapshotContent object is not yet created.
if snapshot.Spec.Source.PersistentVolumeClaimName == nil {
ctrl.updateSnapshotErrorStatusWithEvent(snapshot, v1.EventTypeWarning, "SnapshotPVCSourceMissing", fmt.Sprintf("PVC source for snapshot %s is missing", uniqueSnapshotName))
return fmt.Errorf("expected PVC source for snapshot %s but got nil", uniqueSnapshotName)
}
var content *crdv1.VolumeSnapshotContent
if content, err = ctrl.createSnapshotContent(snapshot); err != nil {
ctrl.updateSnapshotErrorStatusWithEvent(snapshot, v1.EventTypeWarning, "SnapshotContentCreationFailed", fmt.Sprintf("Failed to create snapshot content with error %v", err))
return err
}
// Update snapshot status with BoundVolumeSnapshotContentName
klog.V(5).Infof("syncUnreadySnapshot [%s]: trying to update snapshot status", utils.SnapshotKey(snapshot))
if _, err = ctrl.updateSnapshotStatus(snapshot, content); err != nil {
// update snapshot status failed
ctrl.updateSnapshotErrorStatusWithEvent(snapshot, v1.EventTypeWarning, "SnapshotStatusUpdateFailed", fmt.Sprintf("Snapshot status update failed, %v", err))
return err
}
return nil
}