Source code for pykickstart.commands.mount

#
# Copyright (C) 2017  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.
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# 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): Vratislav Podzimek <vpodzime@redhat.com>
#

from pykickstart.base import BaseData, KickstartCommand
from pykickstart.errors import KickstartParseError
from pykickstart.options import KSOptionParser, mountpoint
from pykickstart.version import F27

from pykickstart.i18n import _

[docs]class F27_MountData(BaseData): removedKeywords = BaseData.removedKeywords removedAttrs = BaseData.removedAttrs def __init__(self, *args, **kwargs): BaseData.__init__(self, *args, **kwargs) self.mount_point = kwargs.get("mount_point", "") self.device = kwargs.get("device", "") self.format = kwargs.get("format", "") self.reformat = kwargs.get("reformat", False) self.mkfs_opts = kwargs.get("mkfs_opts", "") self.mount_opts = kwargs.get("mount_opts", "") def __eq__(self, other): if not other: return False return self.mount_point == other.mount_point def __ne__(self, other): return not self == other def _getArgsAsStr(self): retval = "%s" % self.device retval += " %s" % self.mount_point or "none" if self.reformat: retval += " --reformat" if self.format: retval += "=%s" % self.format if self.mkfs_opts: retval += " --mkfsoptions=\"%s\"" % self.mkfs_opts if self.mount_opts: retval += " --mountoptions=\"%s\"" % self.mount_opts return retval def __str__(self): retval = BaseData.__str__(self) retval += "mount %s\n" % self._getArgsAsStr() return retval
[docs]class F27_Mount(KickstartCommand): """The 'mount' kickstart command""" def __init__(self, *args, **kwargs): KickstartCommand.__init__(self, *args, **kwargs) self.op = self._getParser() self.mount_points = kwargs.get("mount_points") or list() def __str__(self): retval = KickstartCommand.__str__(self) for mpoint in self.mount_points: retval += str(mpoint) if retval != "": retval = "# Mount points configuration\n" + retval + "\n" return retval def _getParser(self): op = KSOptionParser(prog="mount", description=""" Assigns a mount point to a block device and optionally reformats it to a given format. It at least requires a device and a mount point where the mount point can be ``none`` in case the format on the device is not mountable or in case the device should just be reformatted. The difference between this command and the other commands for storage configuration (``part``, ``logvol``,...) is that it doesn't require the whole storage stack to be described in the kickstart file. The user just needs to make sure that the specified block device exists in the system. The installer doesn't necessarily have to know all the details about of the given device. If, on the other hand, the installer is supposed to **create** the storage stack with all the devices mounted at various places, the ``part``, ``logvol``, ``raid``, etc. commands have to be used. """, version=F27) op.add_argument("device", metavar="<device>", nargs=1, version=F27, help="""The block device to mount""") op.add_argument("mntpoint", metavar="<mntpoint>", type=mountpoint, nargs=1, version=F27, help=""" The ``<mntpoint>`` is where the <device> will be mounted. Must be a valid mount point, for example ``/``, ``/usr``, ``/home``, or ``none`` if the device cannot (e.g. swap) or should not be mounted.""") op.add_argument("--reformat", dest="reformat", nargs="?", version=F27, const=True, default=False, help="Specifies the new format (e.g. a file system) for the device.") op.add_argument("--mkfsoptions", dest="mkfs_opts", action="store", version=F27, help=""" Specifies additional parameters to be passed to the program that makes a filesystem on this partition. No processing is done on the list of arguments, so they must be supplied in a format that can be passed directly to the mkfs program. This means multiple options should be comma-separated or surrounded by double quotes, depending on the filesystem.""") op.add_argument("--mountoptions", dest="mount_opts", action="store", version=F27, help=""" Specifies a free form string of options to be used when mounting the filesystem. This string will be copied into the /etc/fstab file of the installed system and should be enclosed in quotes.""") return op
[docs] def parse(self, args): # the 'mount' command can't be used together with any other # partitioning-related command conflicting_command = None # seen indicates that the corresponding # command has been seen in kickstart if self.handler.autopart.seen: conflicting_command = "autopart" if self.handler.partition.seen: conflicting_command = "part/partition" elif self.handler.raid.seen: conflicting_command = "raid" elif self.handler.volgroup.seen: conflicting_command = "volgroup" elif self.handler.logvol.seen: conflicting_command = "logvol" elif hasattr(self.handler, "reqpart") and self.handler.reqpart.seen: conflicting_command = "reqpart" if conflicting_command: # allow for translation of the error message errorMsg = _("The '%s' and 'mount' commands can't be used at the same time") % \ conflicting_command raise KickstartParseError(errorMsg, lineno=self.lineno) (ns, extra) = self.op.parse_known_args(args=args, lineno=self.lineno) if extra: mapping = {"command": "mount", "options": extra} raise KickstartParseError(_("Unexpected arguments to %(command)s command: %(options)s") % mapping, lineno=self.lineno) md = self.dataClass() # pylint: disable=not-callable self.set_to_obj(ns, md) md.lineno = self.lineno md.device = ns.device[0] md.mount_point = ns.mntpoint[0] if md.mount_point.lower() != "none" and not md.mount_point.startswith("/"): raise KickstartParseError(_("Invalid mount point '%s' given") % md.mount_point, lineno=self.lineno) if md.reformat is False and md.mkfs_opts: raise KickstartParseError(_("'--mkfsoptions' requires --reformat"), lineno=self.lineno) # The semantics is as follows: # --reformat -> just reformat with the same format as existing # --reformat=SOME_FMT -> reformat to given format # no '--reformat' -> don't reformat # # md.reformat can either be 'False' (not specified), 'True' (just # '--reformat') or a non-empty string ('--reformat=FORMAT'). Only the # last case requires special treatment. if md.reformat and md.reformat is not True: # a new format given md.format = md.reformat md.reformat = True return md
[docs] def dataList(self): return self.mount_points
@property def dataClass(self): return self.handler.MountData