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Viewing changes to janitor/plugincore/plugins/remove_lilo_plugin.py

  • Committer: Barry Warsaw
  • Date: 2012-06-11 15:08:35 UTC
  • mto: (2446.1.6 py3)
  • mto: This revision was merged to the branch mainline in revision 2454.
  • Revision ID: barry@python.org-20120611150835-lbx9cjwzfjy3y7bw
Re-integrate the Python 3 Computer Janitor refactoring branch for now.  The
code itself lives in ~computer-janitor-hackers/computer-janitor/py3refactor
and will eventually be ripped out of here, but for now, this unblocks other
folks.

Still getting test failures in `bzr bd -S` though.

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janitor/plugincore/plugins/remove_lilo_plugin.py
 
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# Copyright (C) 2009  Canonical, Ltd.
 
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#
 
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# This program is free software: you can redistribute it and/or modify it
 
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# under the terms of the GNU General Public License as published by the Free
 
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# Software Foundation, version 3 of the License.
 
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#
 
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# This program is distributed in the hope that it will be useful, but WITHOUT
 
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 
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# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 
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# more details.
 
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#
 
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# You should have received a copy of the GNU General Public License along with
 
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# this program.  If not, see <http://www.gnu.org/licenses/>.
 
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"""Remove lilo if grub is also installed."""
 
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from __future__ import absolute_import, print_function, unicode_literals
 
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__metaclass__ = type
 
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__all__ = [
 
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    'RemoveLiloPlugin',
 
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    ]
 
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import os
 
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import logging
 
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from janitor.plugincore.i18n import setup_gettext
 
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from janitor.plugincore.core.package_cruft import PackageCruft
 
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from janitor.plugincore.plugin import Plugin
 
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_ = setup_gettext()
 
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class RemoveLiloPlugin(Plugin):
 
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    """Plugin to remove lilo if grub is also installed."""
 
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    def __init__(self):
 
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        self.condition = ['jauntyPostDistUpgradeCache']
 
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    def get_description(self):
 
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        return _('Remove lilo since grub is also installed.'
 
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                 '(See bug #314004 for details.)')
 
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    def get_cruft(self):
 
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        if 'lilo' in self.app.apt_cache and 'grub' in self.app.apt_cache:
 
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            lilo = self.app.apt_cache['lilo']
 
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            grub = self.app.apt_cache['grub']
 
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            if lilo.is_installed and grub.is_installed:
 
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                if not os.path.exists('/etc/lilo.conf'):
 
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                    yield PackageCruft(lilo, self.description)
 
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                else:
 
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                    logging.warning('lilo and grub installed, but '
 
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                                    'lilo.conf exists')