}

// AssignQuota -- dummy implementation
func AssignQuota(_ mount.Interface, _ string, _ types.UID, _ *resource.Quantity) error {
	return errNotImplemented
}

// GetConsumption -- dummy implementation
func GetConsumption(_ string) (*resource.Quantity, error) {
	return nil, errNotImplemented
}

// GetInodes -- dummy implementation
func GetInodes(_ string) (*resource.Quantity, error) {

	QuotaIDIsInUse(id QuotaID) (bool, error)

	// GetConsumption returns the consumption (in bytes) of the
	// directory, determined by the implementation's quota-based
	// mechanism.  If it is unable to do so using that mechanism,
	// it should return an error and allow higher layers to
	// enumerate the directory.
	GetConsumption(path string, id QuotaID) (int64, error)

		}
		return fail
	case "Set":
		err = fakeAssignQuota(testcase.path, testcase.poduid, testcase.bytes)
	case "Clear":
		err = fakeClearQuota(testcase.path)
	case "GetConsumption":
		_, err = GetConsumption(testcase.path)
	case "GetInodes":
		_, err = GetInodes(testcase.path)
	default:
		t.Errorf("Case %v (%s, %s, %v) unknown operation %s", seq, testcase.name, testcase.path, true, testcase.op)

	}
	klog.V(4).Infof("getQuantity %s %d %s %d => %d %v", mountpoint, id, xfsQuotaArg, multiplier, size, err)
	return size * multiplier, nil
}

// GetConsumption returns the consumption in bytes if available via quotas
func (v linuxVolumeQuotaApplier) GetConsumption(_ string, id QuotaID) (int64, error) {
	return getQuantity(v.mountpoint, id, "-b", 1024, v.allowEmptyOutput)
}

	// and return it.
	AssignQuota(m mount.Interface, path string, poduid types.UID, bytes *resource.Quantity) error

	// Get the quota-based storage consumption for the path
	GetConsumption(path string) (*resource.Quantity, error)

	// Get the quota-based inode consumption for the path
	GetInodes(path string) (*resource.Quantity, error)

	// Remove the quota from a path

			return nil
		}
		removeProjectID(path, id)
	}
	return fmt.Errorf("assign quota FAILED %v", err)
}

// GetConsumption -- retrieve the consumption (in bytes) of the directory
func GetConsumption(path string) (*resource.Quantity, error) {
	// Note that we actually need to hold the lock at least through
	// running the quota command, so it can't get recycled behind our back

	// A nil quantity or error means that the path does not support quotas
	// or xfs_quota tool is missing and we should use other mechanisms.
	startTime := time.Now()
	consumption, _ := fsquota.GetConsumption(path)
	if consumption != nil {
		usage.Bytes = consumption.Value()
		defer servermetrics.CollectVolumeStatCalDuration("fsquota", startTime)
	} else {
		defer servermetrics.CollectVolumeStatCalDuration("du", startTime)