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# Copyright (C) 2021 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
from dnfpluginscore import _, P_, logger
from dnf.cli.option_parser import OptionParser
import os
import shutil
import subprocess
import dnf
import dnf.cli
import dnf.i18n
import hawkey
@dnf.plugin.register_command
class SyncToolCommand(dnf.cli.Command):
aliases = ['modulesync']
summary = _('Download packages from modules and/or create a repository with modular data')
def __init__(self, cli):
super(SyncToolCommand, self).__init__(cli)
@staticmethod
def set_argparser(parser):
parser.add_argument('module', nargs='*', metavar=_('MODULE'),
help=_('modules to download'))
parser.add_argument("--enable_source_repos", action='store_true',
help=_('enable repositories with source packages'))
parser.add_argument("--enable_debug_repos", action='store_true',
help=_('enable repositories with debug-info and debug-source packages'))
parser.add_argument('--resolve', action='store_true',
help=_('resolve and download needed dependencies'))
parser.add_argument('-n', '--newest-only', default=False, action='store_true',
help=_('download only packages from newest modules'))
def configure(self):
# setup sack and populate it with enabled repos
demands = self.cli.demands
demands.sack_activation = True
demands.available_repos = True
demands.load_system_repo = False
if self.opts.enable_source_repos:
self.base.repos.enable_source_repos()
if self.opts.enable_debug_repos:
self.base.repos.enable_debug_repos()
if self.opts.destdir:
self.base.conf.destdir = self.opts.destdir
else:
self.base.conf.destdir = dnf.i18n.ucd(os.getcwd())
def run(self):
"""Execute the util action here."""
pkgs = self.base.sack.query().filterm(empty=True)
no_matched_spec = []
for module_spec in self.opts.module:
try:
pkgs = pkgs.union(self._get_packages_from_modules(module_spec))
except dnf.exceptions.Error:
no_matched_spec.append(module_spec)
if no_matched_spec:
msg = P_("Unable to find a match for argument: '{}'", "Unable to find a match for arguments: '{}'",
len(no_matched_spec)).format("' '".join(no_matched_spec))
raise dnf.exceptions.Error(msg)
if self.opts.resolve:
pkgs = pkgs.union(self._get_providers_of_requires(pkgs))
# download rpms
self._do_downloads(pkgs)
# Create a repository at destdir with modular data
remove_tmp_moduleyamls_files = []
for repo in self.base.repos.iter_enabled():
module_md_path = repo.get_metadata_path('modules')
if module_md_path:
filename = "".join([repo.id, "-", os.path.basename(module_md_path)])
dest_path = os.path.join(self.base.conf.destdir, filename)
shutil.copy(module_md_path, dest_path)
remove_tmp_moduleyamls_files.append(dest_path)
args = ["createrepo_c", "--update", "--unique-md-filenames", self.base.conf.destdir]
p = subprocess.run(args)
if p.returncode:
msg = _("Creation of repository failed with return code {}. All downloaded content was kept on the system")
msg = msg.format(p.returncode)
raise dnf.exceptions.Error(msg)
for file_path in remove_tmp_moduleyamls_files:
os.remove(file_path)
def _do_downloads(self, pkgs):
"""
Perform the download for a list of packages
"""
pkg_dict = {}
for pkg in pkgs:
pkg_dict.setdefault(str(pkg), []).append(pkg)
to_download = []
for pkg_list in pkg_dict.values():
pkg_list.sort(key=lambda x: (x.repo.priority, x.repo.cost))
to_download.append(pkg_list[0])
if to_download:
self.base.download_packages(to_download, self.base.output.progress)
def _get_packages_from_modules(self, module_spec):
"""Gets packages from modules matching module spec
1. From module artifacts
2. From module profiles"""
result_query = self.base.sack.query().filterm(empty=True)
module_base = dnf.module.module_base.ModuleBase(self.base)
module_list, nsvcap = module_base.get_modules(module_spec)
if self.opts.newest_only:
module_list = self.base._moduleContainer.getLatestModules(module_list, False)
for module in module_list:
for artifact in module.getArtifacts():
query = self.base.sack.query(flags=hawkey.IGNORE_EXCLUDES).filterm(nevra_strict=artifact)
if query:
result_query = result_query.union(query)
else:
msg = _("No match for artifact '{0}' from module '{1}'").format(
artifact, module.getFullIdentifier())
logger.warning(msg)
if nsvcap.profile:
profiles_set = module.getProfiles(nsvcap.profile)
else:
profiles_set = module.getProfiles()
if profiles_set:
for profile in profiles_set:
for pkg_name in profile.getContent():
query = self.base.sack.query(flags=hawkey.IGNORE_EXCLUDES).filterm(name=pkg_name)
# Prefer to add modular providers selected by argument
if result_query.intersection(query):
continue
# Add all packages with the same name as profile described
elif query:
result_query = result_query.union(query)
else:
msg = _("No match for package name '{0}' in profile {1} from module {2}")\
.format(pkg_name, profile.getName(), module.getFullIdentifier())
logger.warning(msg)
if not module_list:
msg = _("No mach for argument '{}'").format(module_spec)
raise dnf.exceptions.Error(msg)
return result_query
def _get_providers_of_requires(self, to_test, done=None, req_dict=None):
done = done if done else to_test
# req_dict = {} {req : set(pkgs)}
if req_dict is None:
req_dict = {}
test_requires = []
for pkg in to_test:
for require in pkg.requires:
if require not in req_dict:
test_requires.append(require)
req_dict.setdefault(require, set()).add(pkg)
if self.opts.newest_only:
# Prepare cache with all packages related affected by modular filtering
names = set()
for module in self.base._moduleContainer.getModulePackages():
for artifact in module.getArtifacts():
name, __, __ = artifact.rsplit("-", 2)
names.add(name)
modular_related = self.base.sack.query(flags=hawkey.IGNORE_EXCLUDES).filterm(provides=names)
requires = self.base.sack.query().filterm(empty=True)
for require in test_requires:
q = self.base.sack.query(flags=hawkey.IGNORE_EXCLUDES).filterm(provides=require)
if not q:
# TODO(jmracek) Shell we end with an error or with RC 1?
logger.warning((_("Unable to satisfy require {}").format(require)))
else:
if self.opts.newest_only:
if not modular_related.intersection(q):
q.filterm(latest_per_arch_by_priority=1)
requires = requires.union(q.difference(done))
done = done.union(requires)
if requires:
done = self._get_providers_of_requires(requires, done=done, req_dict=req_dict)
return done
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