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avoid panics if can't get block store during deletion 

Signed-off-by: Steve Kriss <steve@heptio.com>
pull/948/head
Steve Kriss 2018-10-16 15:54:05 -06:00
parent 4a03370f1d
commit 268080ad09
1 changed files with 23 additions and 20 deletions
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43
pkg/controller/backup_deletion_controller.go
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@ -241,29 +241,30 @@ func (c *backupDeletionController) processRequest(req *v1.DeleteBackupRequest) e
backupStore, backupStoreErr := c.backupStoreForBackup(backup, pluginManager, log)
if backupStoreErr != nil {
errs = append(errs, backupStoreErr.Error())
// TODO need to not proceed since backupStore will be nil
}
log.Info("Removing PV snapshots")
if snapshots, err := backupStore.GetBackupVolumeSnapshots(backup.Name); err != nil {
errs = append(errs, errors.Wrap(err, "error getting backup's volume snapshots").Error())
} else {
blockStores := make(map[string]cloudprovider.BlockStore)
if backupStore != nil {
log.Info("Removing PV snapshots")
if snapshots, err := backupStore.GetBackupVolumeSnapshots(backup.Name); err != nil {
errs = append(errs, errors.Wrap(err, "error getting backup's volume snapshots").Error())
} else {
blockStores := make(map[string]cloudprovider.BlockStore)
for _, snapshot := range snapshots {
log.WithField("providerSnapshotID", snapshot.Status.ProviderSnapshotID).Info("Removing snapshot associated with backup")
for _, snapshot := range snapshots {
log.WithField("providerSnapshotID", snapshot.Status.ProviderSnapshotID).Info("Removing snapshot associated with backup")
blockStore, ok := blockStores[snapshot.Spec.Location]
if !ok {
if blockStore, err = blockStoreForSnapshotLocation(backup.Namespace, snapshot.Spec.Location, c.snapshotLocationLister, pluginManager); err != nil {
errs = append(errs, err.Error())
continue
blockStore, ok := blockStores[snapshot.Spec.Location]
if !ok {
if blockStore, err = blockStoreForSnapshotLocation(backup.Namespace, snapshot.Spec.Location, c.snapshotLocationLister, pluginManager); err != nil {
errs = append(errs, err.Error())
continue
}
blockStores[snapshot.Spec.Location] = blockStore
}
blockStores[snapshot.Spec.Location] = blockStore
}
if err := blockStore.DeleteSnapshot(snapshot.Status.ProviderSnapshotID); err != nil {
errs = append(errs, errors.Wrapf(err, "error deleting snapshot %s", snapshot.Status.ProviderSnapshotID).Error())
if err := blockStore.DeleteSnapshot(snapshot.Status.ProviderSnapshotID); err != nil {
errs = append(errs, errors.Wrapf(err, "error deleting snapshot %s", snapshot.Status.ProviderSnapshotID).Error())
}
}
}
}
@ -275,9 +276,11 @@ func (c *backupDeletionController) processRequest(req *v1.DeleteBackupRequest) e
}
}
log.Info("Removing backup from backup storage")
if err := backupStore.DeleteBackup(backup.Name); err != nil {
errs = append(errs, err.Error())
if backupStore != nil {
log.Info("Removing backup from backup storage")
if err := backupStore.DeleteBackup(backup.Name); err != nil {
errs = append(errs, err.Error())
}
}
log.Info("Removing restores")