// DeleteLabelsBySHA256 deletes the SecCtxLabels that belong to the labels' sha256Sum.
func (d *Daemon) DeleteLabelsBySHA256(sha256Sum string, contID string) error {
if sha256Sum == "" {
return nil
}
lblPath := path.Join(common.LabelsKeyPath, sha256Sum)
// Lock that sha256Sum
lockKey, err := d.kvClient.LockPath(lblPath)
if err != nil {
return err
}
defer lockKey.Unlock()
// After lock complete, get label's path
rmsg, err := d.kvClient.GetValue(lblPath)
if err != nil {
return err
}
if rmsg == nil {
return nil
}
var dbSecCtxLbls labels.SecCtxLabel
if err := json.Unmarshal(rmsg, &dbSecCtxLbls); err != nil {
return err
}
dbSecCtxLbls.DelContainer(contID)
// update the value in the kvstore
if err := d.updateSecLabelIDRef(dbSecCtxLbls); err != nil {
return err
}
if dbSecCtxLbls.RefCount() == 0 {
d.DeleteUINode(dbSecCtxLbls.ID)
} else {
d.AddOrUpdateUINode(dbSecCtxLbls.ID, dbSecCtxLbls.Labels.ToSlice(), dbSecCtxLbls.RefCount())
}
log.Debugf("Decremented label %d ref-count to %d\n", dbSecCtxLbls.ID, dbSecCtxLbls.RefCount())
return d.kvClient.SetValue(lblPath, dbSecCtxLbls)
}
