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# sack.py
# The dnf.Sack class, derived from hawkey.Sack
#
# Copyright (C) 2012-2016 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_import
from __future__ import unicode_literals
import dnf.util
import dnf.package
import dnf.query
import hawkey
import os
from dnf.pycomp import basestring
class Sack(hawkey.Sack):
def __init__(self, *args, **kwargs):
super(Sack, self).__init__(*args, **kwargs)
self._moduleContainer = None
def _configure(self, installonly=None, installonly_limit=0):
if installonly:
self.installonly = installonly
self.installonly_limit = installonly_limit
def query(self, flags=0):
# :api
"""Factory function returning a DNF Query."""
return dnf.query.Query(self, flags)
def _build_sack(base):
cachedir = base.conf.cachedir
# create the dir ourselves so we have the permissions under control:
dnf.util.ensure_dir(cachedir)
return Sack(pkgcls=dnf.package.Package, pkginitval=base,
arch=base.conf.substitutions["arch"],
cachedir=cachedir, rootdir=base.conf.installroot,
logfile=os.path.join(base.conf.logdir, dnf.const.LOG_HAWKEY))
def _rpmdb_sack(base):
sack = _build_sack(base)
try:
# It can fail if rpmDB is not present
sack.load_system_repo(build_cache=False)
except IOError:
pass
return sack