func (s *TestSuite) SetUpSuite(c *C) {
logrus.SetLevel(logrus.DebugLevel)
logrus.SetOutput(os.Stderr)
var err error
err = exec.Command("mkdir", "-p", devRoot).Run()
c.Assert(err, IsNil)
err = exec.Command("mkdir", "-p", devMount).Run()
c.Assert(err, IsNil)
// Prepare base image
s.imageFile = filepath.Join(devRoot, imageFile)
err = exec.Command("truncate", "-s", strconv.Itoa(volumeSize), s.imageFile).Run()
c.Assert(err, IsNil)
tmpDev, err := util.AttachLoopbackDevice(s.imageFile, false)
c.Assert(err, IsNil)
err = exec.Command("mkfs", "-t", "ext4", tmpDev).Run()
c.Assert(err, IsNil)
err = exec.Command("mount", tmpDev, devMount).Run()
c.Assert(err, IsNil)
err = exec.Command("touch", filepath.Join(devMount, imageTestFile)).Run()
c.Assert(err, IsNil)
err = exec.Command("umount", devMount).Run()
c.Assert(err, IsNil)
err = util.DetachLoopbackDevice(s.imageFile, tmpDev)
c.Assert(err, IsNil)
}
func (d *Driver) DeactivateImage(imageUUID string) error {
image := d.loadImage(imageUUID)
if image == nil {
return generateError(logrus.Fields{
LOG_FIELD_IMAGE: imageUUID,
}, "Cannot find image")
}
for volumeUUID := range image.VolumeRef {
if volume := d.loadVolume(volumeUUID); volume != nil {
return generateError(logrus.Fields{
LOG_FIELD_VOLUME: volumeUUID,
LOG_FIELD_IMAGE: imageUUID,
}, "Volume based on the image hasn't been removed yet")
}
}
log.WithFields(logrus.Fields{
LOG_FIELD_REASON: LOG_REASON_START,
LOG_FIELD_EVENT: LOG_EVENT_DEACTIVATE,
LOG_FIELD_OBJECT: LOG_OBJECT_IMAGE,
LOG_FIELD_IMAGE: imageUUID,
LOG_FIELD_IMAGE_FILE: image.FilePath,
LOG_FIELD_IMAGE_DEV: image.Device,
}).Debug()
if err := util.DetachLoopbackDevice(image.FilePath, image.Device); err != nil {
return err
}
if err := d.deleteImage(imageUUID); err != nil {
return err
}
return nil
}