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autoremove.py3.0 KB · 78 lines
# autoremove.py# Autoremove CLI command.## Copyright (C) 2014-2016 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.# from __future__ import absolute_importfrom __future__ import unicode_literalsfrom dnf.cli import commandsfrom dnf.cli.option_parser import OptionParserfrom dnf.i18n import _ import dnf.exceptionsimport hawkeyimport logging logger = logging.getLogger("dnf")  class AutoremoveCommand(commands.Command):     nevra_forms = {'autoremove-n': hawkey.FORM_NAME,                   'autoremove-na': hawkey.FORM_NA,                   'autoremove-nevra': hawkey.FORM_NEVRA}     aliases = ('autoremove',) + tuple(nevra_forms.keys())    summary = _('remove all unneeded packages that were originally installed '                'as dependencies')     @staticmethod    def set_argparser(parser):        parser.add_argument('packages', nargs='*', help=_('Package to remove'),                            action=OptionParser.ParseSpecGroupFileCallback,                            metavar=_('PACKAGE'))     def configure(self):        demands = self.cli.demands        demands.resolving = True        demands.root_user = True        demands.sack_activation = True         if any([self.opts.grp_specs, self.opts.pkg_specs, self.opts.filenames]):            self.base.conf.clean_requirements_on_remove = True            demands.allow_erasing = True            # disable all available repos to delete whole dependency tree            # instead of replacing removable package with available packages            demands.available_repos = False        else:            demands.available_repos = True            demands.fresh_metadata = False     def run(self):        if any([self.opts.grp_specs, self.opts.pkg_specs, self.opts.filenames]):            forms = []            if self.opts.command in self.nevra_forms:                forms = [self.nevra_forms[self.opts.command]]             self.base.autoremove(forms,                                 self.opts.pkg_specs,                                 self.opts.grp_specs,                                 self.opts.filenames)        else:            self.base.autoremove()