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79 lines
2.3 KiB
Python
79 lines
2.3 KiB
Python
#
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# An installer class for LiveCD images
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#
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# Copyright 2007 Red Hat, Inc.
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# Mark McLoughlin <markmc@redhat.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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# MA 02110-1301 USA.
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import Installer
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from VirtualDisk import VirtualDisk
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class LiveCDInstallerException(Exception):
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def __init__(self, msg):
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Exception.__init__(self, msg)
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class LiveCDInstaller(Installer.Installer):
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# LiveCD specific methods/overwrites
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def _validate_location(self, val):
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path = None
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vol_tuple = None
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if type(val) is tuple:
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vol_tuple = val
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else:
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path = val
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disk = None
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if path or vol_tuple:
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disk = VirtualDisk(path=path,
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conn=self.conn,
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volName=vol_tuple,
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device=VirtualDisk.DEVICE_CDROM,
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readOnly=True)
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return disk
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def _get_location(self):
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return self._location
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def _set_location(self, val):
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self._validate_location(val)
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self._location = val
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self.cdrom = True
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location = property(_get_location, _set_location)
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# General Installer methods
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def prepare(self, guest, meter):
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self.cleanup()
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disk = self._validate_location(self.location)
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if not disk:
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raise ValueError(_("CDROM media must be specified for the live "
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"CD installer."))
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self.install_devices.append(disk)
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def post_install_check(self, guest):
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return True
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def has_install_phase(self):
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return False
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# Internal methods
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def _get_bootdev(self, isinstall, guest):
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return self.bootconfig.BOOT_DEVICE_CDROM
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