""" Probe for any missing information about this format. """
if not self.exists:
raise RaidMemberError("format does not exist", self.device)
info = raid.mdexamine(self.device)
if self.uuid is None:
self.uuid = info['uuid']
if self.raidMinor is None:
self.raidMinor = info['mdMinor']
def destroy(self, *args, **kwargs):
if not self.exists:
raise RaidMemberError("format does not exist", self.device)
if not os.access(self.device, os.W_OK):
raise RaidMemberError("device path does not exist", self.device)
raid.mddestroy(self.device)
self.exists = False
@property
def status(self):
# XXX hack -- we don't have a nice way to see if the array is active
return False
@property
def hidden(self):
return (self._hidden or self.biosraid)
register_device_format(RaidMember)
raise PhysicalVolumeError("Create device failed!", self.device)
else:
self.exists = True
self.notifyKernel()
def destroy(self, *args, **kwargs):
""" Destroy the format. """
if not self.exists:
raise PhysicalVolumeError("format has not been created", self.device)
if self.status:
raise PhysicalVolumeError("device is active", self.device)
# FIXME: verify path exists?
try:
lvm.pvremove(self.device)
except lvm.LVMError:
Format.destroy(self, *args, **kwargs)
self.exists = False
self.notifyKernel()
@property
def status(self):
# XXX hack
return (self.exists and self.vgName and
os.path.isdir("/dev/mapper/%s" % self.vgName))
register_device_format(PhysicalVolume)
""" Probe for any missing information about this format. """
if not self.exists:
raise RaidMemberError("format does not exist", self.device)
info = raid.mdexamine(self.device)
if self.uuid is None:
self.uuid = info['uuid']
if self.raidMinor is None:
self.raidMinor = info['mdMinor']
def destroy(self, *args, **kwargs):
if not self.exists:
raise RaidMemberError("format does not exist", self.device)
if not os.access(self.device, os.W_OK):
raise RaidMemberError("device path does not exist", self.device)
raid.mddestroy(self.device)
self.exists = False
@property
def status(self):
# XXX hack -- we don't have a nice way to see if the array is active
return False
@property
def hidden(self):
return (self._hidden or self.biosraid)
register_device_format(RaidMember)
""" Close, or tear down, a device. """
if not self.exists:
raise SwapSpaceError("format has not been created", self.device)
if self.status:
try:
swap_off(self.device)
except SwapError, msg:
raise SwapSpaceError, msg
def create(self, *args, **kwargs):
""" Create the device. """
force = kwargs.get("force")
if not force and self.exists:
raise SwapSpaceError("format already exists", self.device)
if force:
self.teardown()
elif self.status:
raise SwapError("device exists and is active", self.device)
try:
Format.create(self, *args, **kwargs)
mkswap(self.device, label=self.label)
except Exception, msg:
raise SwapSpaceError, msg
else:
self.exists = True
register_device_format(SwapSpace)
"on %s" % (self.mountType, self.device))
self._minInstanceSize = size
return self._minInstanceSize
@property
def isDirty(self):
return yali.sysutils.ext2IsDirty(self.device)
@property
def resizeArgs(self):
argv = ["-p", self.device, "%dM" % (self.targetSize,)]
return argv
register_device_format(Ext2Filesystem)
class Ext3Filesystem(Ext2Filesystem):
""" ext3 filesystem. """
_type = "ext3"
_modules = ["ext3"]
_formatOptions = ["-t", "ext3"]
_migrationTarget = "ext4"
_modules = ["ext3"]
_migrateOptions = ["-O", "extents"]
partedSystem = fileSystemType["ext3"]
register_device_format(Ext3Filesystem)
class Ext4Filesystem(Ext3Filesystem):
""" ext4 filesystem. """
"on %s" % (self.mountType, self.device))
self._minInstanceSize = size
return self._minInstanceSize
@property
def isDirty(self):
return yali.sysutils.ext2IsDirty(self.device)
@property
def resizeArgs(self):
argv = ["-p", self.device, "%dM" % (self.targetSize,)]
return argv
register_device_format(Ext2Filesystem)
class Ext3Filesystem(Ext2Filesystem):
""" ext3 filesystem. """
_type = "ext3"
_modules = ["ext3"]
_formatOptions = ["-t", "ext3"]
_migrationTarget = "ext4"
_modules = ["ext3"]
_migrateOptions = ["-O", "extents"]
partedSystem = fileSystemType["ext3"]
register_device_format(Ext3Filesystem)
class Ext4Filesystem(Ext3Filesystem):
""" ext4 filesystem. """
if not self.exists:
raise SwapSpaceError("format has not been created", self.device)
if self.status:
try:
swap_off(self.device)
except SwapError, msg:
raise SwapSpaceError, msg
def create(self, *args, **kwargs):
""" Create the device. """
force = kwargs.get("force")
if not force and self.exists:
raise SwapSpaceError("format already exists", self.device)
if force:
self.teardown()
elif self.status:
raise SwapError("device exists and is active", self.device)
try:
Format.create(self, *args, **kwargs)
mkswap(self.device, label=self.label)
except Exception, msg:
raise SwapSpaceError, msg
else:
self.exists = True
register_device_format(SwapSpace)
raise PhysicalVolumeError("Create device failed!", self.device)
else:
self.exists = True
self.notifyKernel()
def destroy(self, *args, **kwargs):
""" Destroy the format. """
if not self.exists:
raise PhysicalVolumeError("format has not been created", self.device)
if self.status:
raise PhysicalVolumeError("device is active", self.device)
# FIXME: verify path exists?
try:
lvm.pvremove(self.device)
except lvm.LVMError:
Format.destroy(self, *args, **kwargs)
self.exists = False
self.notifyKernel()
@property
def status(self):
# XXX hack
return (self.exists and self.vgName and
os.path.isdir("/dev/mapper/%s" % self.vgName))
register_device_format(PhysicalVolume)
optimum_device_alignment = None
try:
minimum_device_alignment = self.partedDevice.minimumAlignment
except _ped.CreateException:
minimum_device_alignment = None
try:
a = optimum_device_alignment.intersect(disklabel_alignment)
except (ArithmeticError, AttributeError):
try:
a = minimum_device_alignment.intersect(disklabel_alignment)
except (ArithmeticError, AttributeError):
a = disklabel_alignment
self._alignment = a
return self._alignment
@property
def endAlignment(self):
if not self._endAlignment:
self._endAlignment = parted.Alignment(
offset=self.alignment.offset - 1,
grainSize=self.alignment.grainSize)
return self._endAlignment
register_device_format(DiskLabel)
optimum_device_alignment = None
try:
minimum_device_alignment = self.partedDevice.minimumAlignment
except _ped.CreateException:
minimum_device_alignment = None
try:
a = optimum_device_alignment.intersect(disklabel_alignment)
except (ArithmeticError, AttributeError):
try:
a = minimum_device_alignment.intersect(disklabel_alignment)
except (ArithmeticError, AttributeError):
a = disklabel_alignment
self._alignment = a
return self._alignment
@property
def endAlignment(self):
if not self._endAlignment:
self._endAlignment = parted.Alignment(
offset = self.alignment.offset - 1,
grainSize = self.alignment.grainSize)
return self._endAlignment
register_device_format(DiskLabel)
