Example #1
0
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
}
Example #2
0
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
}