pungi/pungi/dnf_wrapper.py

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# -*- coding: utf-8 -*-
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Library General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, see <https://gnu.org/licenses/>.
# TODO: remove all DNF hacks, possibly this whole file
import dnf
import dnf.conf
import dnf.repo
import dnf.sack
import pungi.arch
try:
import dnf.rpm as dnf_arch
except ImportError:
import dnf.arch as dnf_arch
class Conf(dnf.conf.Conf):
# This is only modified to get our custom Substitutions class in.
def __init__(self, arch, *args, **kwargs):
super(Conf, self).__init__(*args, **kwargs)
self.substitutions = Substitutions(arch)
class Substitutions(dict):
# DNF version of Substitutions detects host arch. We don't want that.
def __init__(self, arch):
super(Substitutions, self).__init__()
self['arch'] = arch
self['basearch'] = dnf_arch.basearch(arch)
class DnfWrapper(dnf.Base):
def __init__(self, *args, **kwargs):
super(DnfWrapper, self).__init__(*args, **kwargs)
self.arch_wrapper = ArchWrapper(self.conf.substitutions["arch"])
self.comps_wrapper = CompsWrapper(self)
def add_repo(self, repoid, baseurl=None, enablegroups=True, lookaside=False,
**kwargs):
self.repos.add_new_repo(
repoid,
self.conf,
baseurl=[baseurl],
enabledgroups=enablegroups,
priority=10 if lookaside else 20,
module_hotfixes=True,
**kwargs
)
class CompsWrapper(object):
def __init__(self, dnf_obj):
self.dnf = dnf_obj
def __getitem__(self, name):
return self.groups[name]
@property
def comps(self):
return self.dnf.comps
@property
def groups(self):
result = {}
for i in self.comps.groups:
result[i.id] = i
return result
def get_packages_from_group(self, group_id, include_default=True, include_optional=True, include_conditional=True):
packages = []
conditional = []
group = self.groups[group_id]
# add mandatory packages
packages.extend([i.name for i in group.mandatory_packages])
# add default packages
if include_default:
packages.extend([i.name for i in group.default_packages])
# add optional packages
if include_optional:
packages.extend([i.name for i in group.optional_packages])
for package in group.conditional_packages:
conditional.append({"name": package.requires, "install": package.name})
return packages, conditional
def get_comps_packages(self, groups, exclude_groups):
packages = set()
conditional = []
if isinstance(groups, list):
groups = dict([(i, 1) for i in groups])
for group_id, group_include in sorted(groups.items()):
if group_id in exclude_groups:
continue
include_default = group_include in (1, 2)
include_optional = group_include in (2, )
include_conditional = True
pkgs, cond = self.get_packages_from_group(group_id, include_default, include_optional, include_conditional)
packages.update(pkgs)
for i in cond:
if i not in conditional:
conditional.append(i)
return list(packages), conditional
def get_langpacks(self):
result = []
for name, install in self.comps._i.langpacks.items():
result.append({"name": name, "install": install})
return result
class ArchWrapper(object):
def __init__(self, arch):
self.base_arch = dnf_arch.basearch(arch)
self.all_arches = pungi.arch.get_valid_arches(self.base_arch, multilib=True, add_noarch=True)
self.native_arches = pungi.arch.get_valid_arches(self.base_arch, multilib=False, add_noarch=True)
self.multilib_arches = pungi.arch.get_valid_multilib_arches(self.base_arch)
self.source_arches = ["src", "nosrc"]