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