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# dmraid.py
# dmraid device formats
#
# Copyright (C) 2009 Red Hat, Inc.
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# the GNU General Public License v.2, or (at your option) any later version.
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY expressed or implied, including the implied warranties of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details. You should have received a copy of the
# GNU General Public License along with this program; if not, write to the
# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA. Any Red Hat trademarks that are incorporated in the
# source code or documentation are not subject to the GNU General Public
# License and may only be used or replicated with the express permission of
# Red Hat, Inc.
#
# Red Hat Author(s): Dave Lehman <dlehman@redhat.com>
#
from iutil import log_method_call
from flags import flags
from ..errors import *
from . import DeviceFormat, register_device_format
import gettext
_ = lambda x: gettext.ldgettext("anaconda", x)
import logging
log = logging.getLogger("storage")
class DMRaidMember(DeviceFormat):
""" A dmraid member disk. """
_type = "dmraidmember"
_name = "dm-raid member device"
# XXX This looks like trouble.
#
# Maybe a better approach is a RaidMember format with subclass
# for MDRaidMember, letting all *_raid_member types fall through
# to the generic RaidMember format, which is basically read-only.
#
# One problem that presents is the possibility of someone passing
# a dmraid member to the MDRaidArrayDevice constructor.
_udevTypes = ["adaptec_raid_member", "ddf_raid_member",
"highpoint_raid_member", "isw_raid_member",
"jmicron_raid_member", "lsi_mega_raid_member",
"nvidia_raid_member", "promise_fasttrack_raid_member",
"silicon_medley_raid_member", "via_raid_member"]
_formattable = False # can be formatted
_supported = True # is supported
_linuxNative = False # for clearpart
_packages = ["dmraid"] # required packages
_resizable = False # can be resized
_bootable = False # can be used as boot
_maxSize = 0 # maximum size in MB
_minSize = 0 # minimum size in MB
def __init__(self, *args, **kwargs):
""" Create a DeviceFormat instance.
Keyword Arguments:
device -- path to the underlying device
uuid -- this format's UUID
exists -- indicates whether this is an existing format
On initialization this format is like DeviceFormat
"""
log_method_call(self, *args, **kwargs)
DeviceFormat.__init__(self, *args, **kwargs)
# Initialize the attribute that will hold the block object.
self._raidmem = None
@property
def raidmem(self):
return self._raidmem
@raidmem.setter
def raidmem(self, raidmem):
self._raidmem = raidmem
def create(self, *args, **kwargs):
log_method_call(self, device=self.device,
type=self.type, status=self.status)
raise DMRaidMemberError("creation of dmraid members is non-sense")
def destroy(self, *args, **kwargs):
log_method_call(self, device=self.device,
type=self.type, status=self.status)
raise DMRaidMemberError("destruction of dmraid members is non-sense")
if flags.cmdline.has_key("iswmd"):
DMRaidMember._udevTypes.remove("isw_raid_member")
# The anaconda cmdline has not been parsed yet when we're first imported,
# so we can not use flags.dmraid here
if flags.cmdline.has_key("nodmraid"):
DMRaidMember._udevTypes = []
register_device_format(DMRaidMember)
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