func (devices *DeviceSet) updatePoolTransactionId() error { if err := devicemapper.SetTransactionId(devices.getPoolDevName(), devices.TransactionId, devices.OpenTransactionId); err != nil { return fmt.Errorf("Error setting devmapper transaction ID: %s", err) } devices.TransactionId = devices.OpenTransactionId return nil }
func (devices *DeviceSet) saveMetadata(info *DevInfo) error { jsonData, err := json.Marshal(info) if err != nil { return fmt.Errorf("Error encoding metadata to json: %s", err) } if err := devices.writeMetaFile(jsonData, devices.metadataFile(info)); err != nil { return err } if devices.NewTransactionId != devices.TransactionId { if err = devicemapper.SetTransactionId(devices.getPoolDevName(), devices.TransactionId, devices.NewTransactionId); err != nil { return fmt.Errorf("Error setting devmapper transition ID: %s", err) } devices.TransactionId = devices.NewTransactionId } return nil }