def delete(self, postZero, force, discard):
"""
Delete volume.
'postZero' - zeroing file before deletion
'force' - required to remove shared and internal volumes
'discard' - discard volume before deletion
"""
self.log.info("Request to delete volume %s", self.volUUID)
if discard:
raise se.DiscardIsNotSupported(self.sdUUID, "file storage domain")
vol_path = self.getVolumePath()
lease_path = self._manifest.leaseVolumePath(vol_path)
if not force:
self.validateDelete()
# Mark volume as illegal before deleting
self.setLegality(sc.ILLEGAL_VOL)
# try to cleanup as much as possible
eFound = se.CannotDeleteVolume(self.volUUID)
puuid = None
try:
# We need to blank parent record in our metadata
# for parent to become leaf successfully.
puuid = self.getParent()
self.setParent(sc.BLANK_UUID)
if puuid and puuid != sc.BLANK_UUID:
pvol = FileVolume(self.repoPath, self.sdUUID, self.imgUUID,
puuid)
pvol.recheckIfLeaf()
except Exception as e:
eFound = e
self.log.warning("cannot finalize parent volume %s",
puuid,
exc_info=True)
try:
self.oop.utils.rmFile(vol_path)
self.oop.utils.rmFile(lease_path)
except Exception as e:
eFound = e
self.log.error("cannot delete volume %s at path: %s",
self.volUUID,
vol_path,
exc_info=True)
try:
self.removeMetadata()
return True
except Exception as e:
eFound = e
self.log.error("cannot remove volume's %s metadata",
self.volUUID,
exc_info=True)
raise eFound
def purgeImage(self, sdUUID, imgUUID, volsImgs, discard):
self.log.debug("Purging image %s", imgUUID)
if discard:
raise se.DiscardIsNotSupported(sdUUID, "file storage domain")
toDelDir = self.getDeletedImagePath(imgUUID)
for volUUID in volsImgs:
volPath = os.path.join(toDelDir, volUUID)
self._deleteVolumeFile(volPath)
self._deleteVolumeFile(volPath + fileVolume.META_FILEEXT)
if self.hasVolumeLeases():
self._deleteVolumeFile(volPath + LEASE_FILEEXT)
self.log.debug("Removing directory: %s", toDelDir)
try:
self.oop.os.rmdir(toDelDir)
except OSError as e:
self.log.error("removed image dir: %s can't be removed", toDelDir)
raise se.ImageDeleteError("%s %s" % (imgUUID, str(e)))
def zeroImage(self, sdUUID, imgUUID, volsImgs, discard):
self.log.warning("image %s on a fileSD %s won't be zeroed." %
(imgUUID, sdUUID))
if discard:
raise se.DiscardIsNotSupported(sdUUID, "file storage domain")
self.deleteImage(sdUUID, imgUUID, volsImgs)
