def unmount(self, allow_lazy=False):
"""Unmounts the given volume."""
super().unmount(allow_lazy=allow_lazy)
if self.mountpoint is not None:
_util.clean_unmount(['umount'], self.mountpoint)
self.mountpoint = None
def unmount(self, remove_rw=False):
"""Removes all ties of this disk to the filesystem, so the image can be unmounted successfully.
:raises SubsystemError: when one of the underlying commands fails. Some are swallowed.
:raises CleanupError: when actual cleanup fails. Some are swallowed.
"""
for m in list(
sorted(self.volumes,
key=lambda v: v.mountpoint or "",
reverse=True)):
try:
m.unmount()
except ImageMounterError:
logger.warning("Error unmounting volume {0}".format(
m.mountpoint))
if self.mountpoint:
_util.clean_unmount(['fusermount', '-u'], self.mountpoint)
if self._paths.get('avfs'):
_util.clean_unmount(['fusermount', '-u'], self._paths['avfs'])
if self.rw_active() and remove_rw:
os.remove(self.rwpath)
self.is_mounted = False
def unmount_base_images(self):
"""Unmounts all mounts identified by :func:`find_base_images`"""
for mountpoint in self.find_base_images():
try:
_util.clean_unmount(['fusermount', '-u'], mountpoint)
except SubsystemError:
_util.clean_unmount(['fusermount', '-uz'], mountpoint)
def unmount(self):
"""Unounts the volume from the filesystem."""
for volume in self.volumes:
volume.unmount()
if self.loopback and self.volume_group:
try:
_util.check_call_(['vgchange', '-a', 'n', self.volume_group], stdout=subprocess.PIPE)
except Exception:
return False
self.volume_group = ""
if self.loopback and self.luks_path:
try:
_util.check_call_(['cryptsetup', 'luksClose', self.luks_path], stdout=subprocess.PIPE)
except Exception:
return False
self.luks_path = ""
if self.loopback:
try:
_util.check_call_(['losetup', '-d', self.loopback])
except Exception:
return False
self.loopback = ""
if self.bindmountpoint:
if not _util.clean_unmount(['umount'], self.bindmountpoint, rmdir=False):
return False
self.bindmountpoint = ""
if self.mountpoint:
if not _util.clean_unmount(['umount'], self.mountpoint):
return False
self.mountpoint = ""
if self.carvepoint:
try:
shutil.rmtree(self.carvepoint)
except OSError:
return False
else:
self.carvepoint = ""
return True
def unmount(self, remove_rw=False):
"""Removes all ties of this disk to the filesystem, so the image can be unmounted successfully. Warning: this
method will destruct the entire RAID array in which this disk takes part.
"""
for m in list(sorted(self.volumes, key=lambda v: v.mountpoint or "", reverse=True)):
if not m.unmount():
logger.warning("Error unmounting volume {0}".format(m.mountpoint))
# TODO: remove specific device from raid array
if self.md_device:
# Removes the RAID device first. Actually, we should be able to remove the devices from the array separately,
# but whatever.
try:
_util.check_call_(['mdadm', '-S', self.md_device], stdout=subprocess.PIPE, stderr=subprocess.PIPE)
self.md_device = None
except Exception as e:
logger.warning("Failed unmounting MD device {0}".format(self.md_device), exc_info=True)
if self.loopback:
# noinspection PyBroadException
try:
_util.check_call_(['losetup', '-d', self.loopback])
self.loopback = None
except Exception:
logger.warning("Failed deleting loopback device {0}".format(self.loopback), exc_info=True)
if self.mountpoint and not _util.clean_unmount(['fusermount', '-u'], self.mountpoint):
logger.error("Error unmounting base {0}".format(self.mountpoint))
return False
if self.avfs_mountpoint and not _util.clean_unmount(['fusermount', '-u'], self.avfs_mountpoint):
logger.error("Error unmounting AVFS mountpoint {0}".format(self.avfs_mountpoint))
return False
if self.rw_active() and remove_rw:
os.remove(self.rwpath)
return True
def unmount(self, remove_rw=False):
"""Removes all ties of this disk to the filesystem, so the image can be unmounted successfully.
:raises SubsystemError: when one of the underlying commands fails. Some are swallowed.
:raises CleanupError: when actual cleanup fails. Some are swallowed.
"""
for m in list(sorted(self.volumes, key=lambda v: v.mountpoint or "", reverse=True)):
try:
m.unmount()
except ImageMounterError:
logger.warning("Error unmounting volume {0}".format(m.mountpoint))
if self.mountpoint:
_util.clean_unmount(["fusermount", "-u"], self.mountpoint)
if self._paths.get("avfs"):
_util.clean_unmount(["fusermount", "-u"], self._paths["avfs"])
if self.rw_active() and remove_rw:
os.remove(self.rwpath)
self.is_mounted = False
def unmount(self, remove_rw=False, allow_lazy=False):
"""Removes all ties of this disk to the filesystem, so the image can be unmounted successfully.
:raises SubsystemError: when one of the underlying commands fails. Some are swallowed.
:raises CleanupError: when actual cleanup fails. Some are swallowed.
"""
for m in list(sorted(self.volumes, key=lambda v: v.mountpoint or "", reverse=True)):
try:
m.unmount(allow_lazy=allow_lazy)
except ImageMounterError:
logger.warning("Error unmounting volume {0}".format(m.mountpoint))
if self._paths.get('nbd'):
_util.clean_unmount(['qemu-nbd', '-d'], self._paths['nbd'], rmdir=False)
if self.mountpoint:
try:
_util.clean_unmount(['fusermount', '-u'], self.mountpoint)
except SubsystemError:
if not allow_lazy:
raise
_util.clean_unmount(['fusermount', '-uz'], self.mountpoint)
if self._paths.get('avfs'):
try:
_util.clean_unmount(['fusermount', '-u'], self._paths['avfs'])
except SubsystemError:
if not allow_lazy:
raise
_util.clean_unmount(['fusermount', '-uz'], self._paths['avfs'])
if self.rw_active() and remove_rw:
os.remove(self.rwpath)
self.is_mounted = False
def unmount(self, allow_lazy=False):
"""Unounts the volume from the filesystem.
:raises SubsystemError: if one of the underlying processes fails
:raises CleanupError: if the cleanup fails
"""
for volume in self.volumes:
try:
volume.unmount(allow_lazy=allow_lazy)
except ImageMounterError:
pass
if self.is_mounted:
logger.info("Unmounting volume %s", self)
if self._paths.get('vss'):
try:
_util.clean_unmount(['fusermount', '-u'], self._paths['vss'])
except SubsystemError:
if not allow_lazy:
raise
_util.clean_unmount(['fusermount', '-uz'], self._paths['vss'])
del self._paths['vss']
if self._paths.get('bindmounts'):
for mp in self._paths['bindmounts']:
_util.clean_unmount(['umount'], mp, rmdir=False)
del self._paths['bindmounts']
if self._paths.get('carve'):
try:
shutil.rmtree(self._paths['carve'])
except OSError as e:
raise SubsystemError(e)
else:
del self._paths['carve']
self.filesystem.unmount(allow_lazy=allow_lazy)
self.is_mounted = False
def unmount_base_images(self):
"""Unmounts all mounts identified by :func:`find_base_images`"""
for mountpoint in self.find_base_images():
_util.clean_unmount(['fusermount', '-u'], mountpoint)
def unmount_mounts(self):
"""Unmounts all mounts identified by :func:`find_mounts`"""
for mountpoint in self.find_mounts():
_util.clean_unmount(['umount'], mountpoint)
def unmount_bindmounts(self):
"""Unmounts all bind mounts identified by :func:`find_bindmounts`"""
for mountpoint in self.find_bindmounts():
_util.clean_unmount(['umount'], mountpoint, rmdir=False)
def unmount(self, allow_lazy=False):
"""Unounts the volume from the filesystem.
:raises SubsystemError: if one of the underlying processes fails
:raises CleanupError: if the cleanup fails
"""
for volume in self.volumes:
try:
volume.unmount(allow_lazy=allow_lazy)
except ImageMounterError:
pass
if self.is_mounted:
logger.info("Unmounting volume %s", self)
if self.loopback and self.info.get('volume_group'):
_util.check_call_(
["lvm", 'vgchange', '-a', 'n', self.info['volume_group']],
wrap_error=True,
stdout=subprocess.PIPE)
self.info['volume_group'] = ""
if self.loopback and self._paths.get('luks'):
_util.check_call_(['cryptsetup', 'luksClose', self._paths['luks']],
wrap_error=True,
stdout=subprocess.PIPE)
del self._paths['luks']
if self._paths.get('bde'):
try:
_util.clean_unmount(['fusermount', '-u'], self._paths['bde'])
except SubsystemError:
if not allow_lazy:
raise
_util.clean_unmount(['fusermount', '-uz'], self._paths['bde'])
del self._paths['bde']
if self._paths.get('md'):
md_path = self._paths['md']
del self._paths[
'md'] # removing it here to ensure we do not enter an infinite loop, will add it back later
# MD arrays are a bit complicated, we also check all other volumes that are part of this array and
# unmount them as well.
logger.debug(
"All other volumes that use %s as well will also be unmounted",
md_path)
for v in self.disk.get_volumes():
if v != self and v._paths.get('md') == md_path:
v.unmount(allow_lazy=allow_lazy)
try:
_util.check_output_(["mdadm", '--stop', md_path],
stderr=subprocess.STDOUT)
except Exception as e:
self._paths['md'] = md_path
raise SubsystemError(e)
if self._paths.get('vss'):
try:
_util.clean_unmount(['fusermount', '-u'], self._paths['vss'])
except SubsystemError:
if not allow_lazy:
raise
_util.clean_unmount(['fusermount', '-uz'], self._paths['vss'])
del self._paths['vss']
if self.loopback:
_util.check_call_(['losetup', '-d', self.loopback],
wrap_error=True)
self.loopback = ""
if self._paths.get('bindmounts'):
for mp in self._paths['bindmounts']:
_util.clean_unmount(['umount'], mp, rmdir=False)
del self._paths['bindmounts']
if self.mountpoint:
_util.clean_unmount(['umount'], self.mountpoint)
self.mountpoint = ""
if self._paths.get('carve'):
try:
shutil.rmtree(self._paths['carve'])
except OSError as e:
raise SubsystemError(e)
else:
del self._paths['carve']
self.is_mounted = False
def unmount_base_images(self):
"""Unmounts all mounts identified by :func:`find_base_images`"""
for mountpoint in self.find_base_images():
_util.clean_unmount(['fusermount', '-u'], mountpoint)
def unmount_mounts(self):
"""Unmounts all mounts identified by :func:`find_mounts`"""
for mountpoint in self.find_mounts():
_util.clean_unmount(['umount'], mountpoint)
def unmount_bindmounts(self):
"""Unmounts all bind mounts identified by :func:`find_bindmounts`"""
for mountpoint in self.find_bindmounts():
_util.clean_unmount(['umount'], mountpoint, rmdir=False)
def unmount(self):
"""Unounts the volume from the filesystem.
:raises SubsystemError: if one of the underlying processes fails
:raises CleanupError: if the cleanup fails
"""
for volume in self.volumes:
try:
volume.unmount()
except ImageMounterError:
pass
if self.is_mounted:
logger.info("Unmounting volume %s", self)
if self.loopback and self.info.get('volume_group'):
_util.check_call_(["lvm", 'vgchange', '-a', 'n', self.info['volume_group']],
wrap_error=True, stdout=subprocess.PIPE)
self.info['volume_group'] = ""
if self.loopback and self._paths.get('luks'):
_util.check_call_(['cryptsetup', 'luksClose', self._paths['luks']], wrap_error=True, stdout=subprocess.PIPE)
del self._paths['luks']
if self._paths.get('bde'):
_util.clean_unmount(['fusermount', '-u'], self._paths['bde'])
del self._paths['bde']
if self._paths.get('md'):
md_path = self._paths['md']
del self._paths['md'] # removing it here to ensure we do not enter an infinite loop, will add it back later
# MD arrays are a bit complicated, we also check all other volumes that are part of this array and
# unmount them as well.
logger.debug("All other volumes that use %s as well will also be unmounted", md_path)
for v in self.disk.get_volumes():
if v != self and v._paths.get('md') == md_path:
v.unmount()
try:
_util.check_output_(["mdadm", '--stop', md_path], stderr=subprocess.STDOUT)
except Exception as e:
self._paths['md'] = md_path
raise SubsystemError(e)
if self._paths.get('vss'):
_util.clean_unmount(['fusermount', '-u'], self._paths['vss'])
del self._paths['vss']
if self.loopback:
_util.check_call_(['losetup', '-d', self.loopback], wrap_error=True)
self.loopback = ""
if self._paths.get('bindmounts'):
for mp in self._paths['bindmounts']:
_util.clean_unmount(['umount'], mp, rmdir=False)
del self._paths['bindmounts']
if self.mountpoint:
_util.clean_unmount(['umount'], self.mountpoint)
self.mountpoint = ""
if self._paths.get('carve'):
try:
shutil.rmtree(self._paths['carve'])
except OSError as e:
raise SubsystemError(e)
else:
del self._paths['carve']
self.is_mounted = False