[EDIT] FILE: base.py

# Copyright 2005 Duke University # Copyright (C) 2012-2018 Red Hat, Inc. # # 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; either version 2 of the License, or # (at your option) any later version. # # 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, write to the Free Software # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. """ Supplies the Base class. """ from __future__ import absolute_import from __future__ import division from __future__ import print_function from __future__ import unicode_literals import argparse import dnf import libdnf.transaction from copy import deepcopy from dnf.comps import CompsQuery from dnf.i18n import _, P_, ucd from dnf.util import _parse_specs from dnf.db.history import SwdbInterface from dnf.yum import misc try: from collections.abc import Sequence except ImportError: from collections import Sequence import datetime import dnf.callback import dnf.comps import dnf.conf import dnf.conf.read import dnf.crypto import dnf.dnssec import dnf.drpm import dnf.exceptions import dnf.goal import dnf.history import dnf.lock import dnf.logging # WITH_MODULES is used by ansible (lib/ansible/modules/packaging/os/dnf.py) try: import dnf.module.module_base WITH_MODULES = True except ImportError: WITH_MODULES = False import dnf.persistor import dnf.plugin import dnf.query import dnf.repo import dnf.repodict import dnf.rpm.connection import dnf.rpm.miscutils import dnf.rpm.transaction import dnf.sack import dnf.selector import dnf.subject import dnf.transaction import dnf.util import dnf.yum.rpmtrans import functools import gc import hawkey import itertools import logging import math import os import operator import re import rpm import time import shutil logger = logging.getLogger("dnf") class Base(object): def __init__(self, conf=None): # :api self._closed = False self._conf = conf or self._setup_default_conf() self._goal = None self._repo_persistor = None self._sack = None self._transaction = None self._priv_ts = None self._comps = None self._comps_trans = dnf.comps.TransactionBunch() self._history = None self._tempfiles = set() self._trans_tempfiles = set() self._ds_callback = dnf.callback.Depsolve() self._logging = dnf.logging.Logging() self._repos = dnf.repodict.RepoDict() self._rpm_probfilter = set([rpm.RPMPROB_FILTER_OLDPACKAGE]) self._plugins = dnf.plugin.Plugins() self._trans_success = False self._trans_install_set = False self._tempfile_persistor = None # self._update_security_filters is used by ansible self._update_security_filters = [] self._update_security_options = {} self._allow_erasing = False self._repo_set_imported_gpg_keys = set() self.output = None def __enter__(self): return self def __exit__(self, *exc_args): self.close() def __del__(self): self.close() def _add_tempfiles(self, files): if self._transaction: self._trans_tempfiles.update(files) elif self.conf.destdir: pass else: self._tempfiles.update(files) def _add_repo_to_sack(self, repo): repo.load() mdload_flags = dict(load_filelists=True, load_presto=repo.deltarpm, load_updateinfo=True) if repo.load_metadata_other: mdload_flags["load_other"] = True try: self._sack.load_repo(repo._repo, build_cache=True, **mdload_flags) except hawkey.Exception as e: logger.debug(_("loading repo '{}' failure: {}").format(repo.id, e)) raise dnf.exceptions.RepoError( _("Loading repository '{}' has failed").format(repo.id)) @staticmethod def _setup_default_conf(): conf = dnf.conf.Conf() subst = conf.substitutions if 'releasever' not in subst: subst['releasever'] = \ dnf.rpm.detect_releasever(conf.installroot) return conf def _setup_modular_excludes(self): hot_fix_repos = [i.id for i in self.repos.iter_enabled() if i.module_hotfixes] try: solver_errors = self.sack.filter_modules( self._moduleContainer, hot_fix_repos, self.conf.installroot, self.conf.module_platform_id, update_only=False, debugsolver=self.conf.debug_solver, module_obsoletes=self.conf.module_obsoletes) except hawkey.Exception as e: raise dnf.exceptions.Error(ucd(e)) if solver_errors: logger.warning( dnf.module.module_base.format_modular_solver_errors(solver_errors[0])) def _setup_excludes_includes(self, only_main=False): disabled = set(self.conf.disable_excludes) if 'all' in disabled and WITH_MODULES: self._setup_modular_excludes() return repo_includes = [] repo_excludes = [] # first evaluate repo specific includes/excludes if not only_main: for r in self.repos.iter_enabled(): if r.id in disabled: continue if len(r.includepkgs) > 0: incl_query = self.sack.query().filterm(empty=True) for incl in set(r.includepkgs): subj = dnf.subject.Subject(incl) incl_query = incl_query.union(subj.get_best_query( self.sack, with_nevra=True, with_provides=False, with_filenames=False)) incl_query.filterm(reponame=r.id) repo_includes.append((incl_query.apply(), r.id)) excl_query = self.sack.query().filterm(empty=True) for excl in set(r.excludepkgs): subj = dnf.subject.Subject(excl) excl_query = excl_query.union(subj.get_best_query( self.sack, with_nevra=True, with_provides=False, with_filenames=False)) excl_query.filterm(reponame=r.id) if excl_query: repo_excludes.append((excl_query, r.id)) # then main (global) includes/excludes because they can mask # repo specific settings if 'main' not in disabled: include_query = self.sack.query().filterm(empty=True) if len(self.conf.includepkgs) > 0: for incl in set(self.conf.includepkgs): subj = dnf.subject.Subject(incl) include_query = include_query.union(subj.get_best_query( self.sack, with_nevra=True, with_provides=False, with_filenames=False)) exclude_query = self.sack.query().filterm(empty=True) for excl in set(self.conf.excludepkgs): subj = dnf.subject.Subject(excl) exclude_query = exclude_query.union(subj.get_best_query( self.sack, with_nevra=True, with_provides=False, with_filenames=False)) if len(self.conf.includepkgs) > 0: self.sack.add_includes(include_query) self.sack.set_use_includes(True) if exclude_query: self.sack.add_excludes(exclude_query) if repo_includes: for query, repoid in repo_includes: self.sack.add_includes(query) self.sack.set_use_includes(True, repoid) if repo_excludes: for query, repoid in repo_excludes: self.sack.add_excludes(query) if not only_main and WITH_MODULES: self._setup_modular_excludes() def _store_persistent_data(self): if self._repo_persistor and not self.conf.cacheonly: expired = [r.id for r in self.repos.iter_enabled() if (r.metadata and r._repo.isExpired())] self._repo_persistor.expired_to_add.update(expired) self._repo_persistor.save() if self._tempfile_persistor: self._tempfile_persistor.save() @property def comps(self): # :api if self._comps is None: self.read_comps(arch_filter=True) return self._comps @property def conf(self): # :api return self._conf @property def repos(self): # :api return self._repos @repos.deleter def repos(self): # :api self._repos = None @property @dnf.util.lazyattr("_priv_rpmconn") def _rpmconn(self): return dnf.rpm.connection.RpmConnection(self.conf.installroot) @property def sack(self): # :api return self._sack @property def _moduleContainer(self): if self.sack is None: raise dnf.exceptions.Error("Sack was not initialized") if self.sack._moduleContainer is None: self.sack._moduleContainer = libdnf.module.ModulePackageContainer( False, self.conf.installroot, self.conf.substitutions["arch"], self.conf.persistdir) return self.sack._moduleContainer @property def transaction(self): # :api return self._transaction @transaction.setter def transaction(self, value): # :api if self._transaction: raise ValueError('transaction already set') self._transaction = value def _activate_persistor(self): self._repo_persistor = dnf.persistor.RepoPersistor(self.conf.cachedir) def init_plugins(self, disabled_glob=(), enable_plugins=(), cli=None): # :api """Load plugins and run their __init__().""" if self.conf.plugins: self._plugins._load(self.conf, disabled_glob, enable_plugins) self._plugins._run_init(self, cli) def pre_configure_plugins(self): # :api """Run plugins pre_configure() method.""" self._plugins._run_pre_config() def configure_plugins(self): # :api """Run plugins configure() method.""" self._plugins._run_config() def unload_plugins(self): # :api """Run plugins unload() method.""" self._plugins._unload() def update_cache(self, timer=False): # :api period = self.conf.metadata_timer_sync if self._repo_persistor is None: self._activate_persistor() persistor = self._repo_persistor if timer: if dnf.util.on_metered_connection(): msg = _('Metadata timer caching disabled ' 'when running on metered connection.') logger.info(msg) return False if dnf.util.on_ac_power() is False: msg = _('Metadata timer caching disabled ' 'when running on a battery.') logger.info(msg) return False if period <= 0: msg = _('Metadata timer caching disabled.') logger.info(msg) return False since_last_makecache = persistor.since_last_makecache() if since_last_makecache is not None and since_last_makecache < period: logger.info(_('Metadata cache refreshed recently.')) return False for repo in self.repos.values(): repo._repo.setMaxMirrorTries(1) if not self.repos._any_enabled(): logger.info(_('There are no enabled repositories in "{}".').format( '", "'.join(self.conf.reposdir))) return False for r in self.repos.iter_enabled(): (is_cache, expires_in) = r._metadata_expire_in() if expires_in is None: logger.info(_('%s: will never be expired and will not be refreshed.'), r.id) elif not is_cache or expires_in <= 0: logger.debug(_('%s: has expired and will be refreshed.'), r.id) r._repo.expire() elif timer and expires_in < period: # expires within the checking period: msg = _("%s: metadata will expire after %d seconds and will be refreshed now") logger.debug(msg, r.id, expires_in) r._repo.expire() else: logger.debug(_('%s: will expire after %d seconds.'), r.id, expires_in) if timer: persistor.reset_last_makecache = True self.fill_sack(load_system_repo=False, load_available_repos=True) # performs the md sync logger.info(_('Metadata cache created.')) return True def fill_sack(self, load_system_repo=True, load_available_repos=True): # :api """Prepare the Sack and the Goal objects. """ timer = dnf.logging.Timer('sack setup') self.reset(sack=True, goal=True) self._sack = dnf.sack._build_sack(self) lock = dnf.lock.build_metadata_lock(self.conf.cachedir, self.conf.exit_on_lock) with lock: if load_system_repo is not False: try: # FIXME: If build_cache=True, @System.solv is incorrectly updated in install- # remove loops self._sack.load_system_repo(build_cache=False) except IOError: if load_system_repo != 'auto': raise if load_available_repos: error_repos = [] mts = 0 age = time.time() # Iterate over installed GPG keys and check their validity using DNSSEC if self.conf.gpgkey_dns_verification: dnf.dnssec.RpmImportedKeys.check_imported_keys_validity() for r in self.repos.iter_enabled(): try: self._add_repo_to_sack(r) if r._repo.getTimestamp() > mts: mts = r._repo.getTimestamp() if r._repo.getAge() < age: age = r._repo.getAge() logger.debug(_("%s: using metadata from %s."), r.id, dnf.util.normalize_time( r._repo.getMaxTimestamp())) except dnf.exceptions.RepoError as e: r._repo.expire() if r.skip_if_unavailable is False: raise logger.warning("Error: %s", e) error_repos.append(r.id) r.disable() if error_repos: logger.warning( _("Ignoring repositories: %s"), ', '.join(error_repos)) if self.repos._any_enabled(): if age != 0 and mts != 0: logger.info(_("Last metadata expiration check: %s ago on %s."), datetime.timedelta(seconds=int(age)), dnf.util.normalize_time(mts)) else: self.repos.all().disable() conf = self.conf self._sack._configure(conf.installonlypkgs, conf.installonly_limit, conf.allow_vendor_change) self._setup_excludes_includes() timer() self._goal = dnf.goal.Goal(self._sack) self._goal.protect_running_kernel = conf.protect_running_kernel self._plugins.run_sack() return self._sack def fill_sack_from_repos_in_cache(self, load_system_repo=True): # :api """ Prepare Sack and Goal objects and also load all enabled repositories from cache only, it doesn't download anything and it doesn't check if metadata are expired. If there is not enough metadata present (repond.xml or both primary.xml and solv file are missing) given repo is either skipped or it throws a RepoError exception depending on skip_if_unavailable configuration. """ timer = dnf.logging.Timer('sack setup') self.reset(sack=True, goal=True) self._sack = dnf.sack._build_sack(self) lock = dnf.lock.build_metadata_lock(self.conf.cachedir, self.conf.exit_on_lock) with lock: if load_system_repo is not False: try: # FIXME: If build_cache=True, @System.solv is incorrectly updated in install- # remove loops self._sack.load_system_repo(build_cache=False) except IOError: if load_system_repo != 'auto': raise error_repos = [] # Iterate over installed GPG keys and check their validity using DNSSEC if self.conf.gpgkey_dns_verification: dnf.dnssec.RpmImportedKeys.check_imported_keys_validity() for repo in self.repos.iter_enabled(): try: repo._repo.loadCache(throwExcept=True, ignoreMissing=True) mdload_flags = dict(load_filelists=True, load_presto=repo.deltarpm, load_updateinfo=True) if repo.load_metadata_other: mdload_flags["load_other"] = True self._sack.load_repo(repo._repo, **mdload_flags) logger.debug(_("%s: using metadata from %s."), repo.id, dnf.util.normalize_time( repo._repo.getMaxTimestamp())) except (RuntimeError, hawkey.Exception) as e: if repo.skip_if_unavailable is False: raise dnf.exceptions.RepoError( _("loading repo '{}' failure: {}").format(repo.id, e)) else: logger.debug(_("loading repo '{}' failure: {}").format(repo.id, e)) error_repos.append(repo.id) repo.disable() if error_repos: logger.warning( _("Ignoring repositories: %s"), ', '.join(error_repos)) conf = self.conf self._sack._configure(conf.installonlypkgs, conf.installonly_limit, conf.allow_vendor_change) self._setup_excludes_includes() timer() self._goal = dnf.goal.Goal(self._sack) self._goal.protect_running_kernel = conf.protect_running_kernel self._plugins.run_sack() return self._sack def _finalize_base(self): self._tempfile_persistor = dnf.persistor.TempfilePersistor( self.conf.cachedir) if not self.conf.keepcache: self._clean_packages(self._tempfiles) if self._trans_success: self._trans_tempfiles.update( self._tempfile_persistor.get_saved_tempfiles()) self._tempfile_persistor.empty() if self._trans_install_set: self._clean_packages(self._trans_tempfiles) else: self._tempfile_persistor.tempfiles_to_add.update( self._trans_tempfiles) if self._tempfile_persistor.tempfiles_to_add: logger.info(_("The downloaded packages were saved in cache " "until the next successful transaction.")) logger.info(_("You can remove cached packages by executing " "'%s'."), "{prog} clean packages".format(prog=dnf.util.MAIN_PROG)) # Do not trigger the lazy creation: if self._history is not None: self.history.close() self._store_persistent_data() self._closeRpmDB() self._trans_success = False def close(self): # :api """Close all potential handles and clean cache. Typically the handles are to data sources and sinks. """ if self._closed: return logger.log(dnf.logging.DDEBUG, 'Cleaning up.') self._closed = True self._finalize_base() self.reset(sack=True, repos=True, goal=True) self._plugins = None def read_all_repos(self, opts=None): # :api """Read repositories from the main conf file and from .repo files.""" reader = dnf.conf.read.RepoReader(self.conf, opts) for repo in reader: try: self.repos.add(repo) except dnf.exceptions.ConfigError as e: logger.warning(e) def reset(self, sack=False, repos=False, goal=False): # :api """Make the Base object forget about various things.""" if sack: self._sack = None if repos: self._repos = dnf.repodict.RepoDict() if goal: self._goal = None if self._sack is not None: self._goal = dnf.goal.Goal(self._sack) self._goal.protect_running_kernel = self.conf.protect_running_kernel if self._sack and self._moduleContainer: # sack must be set to enable operations on moduleContainer self._moduleContainer.rollback() if self._history is not None: self.history.close() self._comps_trans = dnf.comps.TransactionBunch() self._transaction = None self._update_security_filters = [] if sack and goal: # We've just done this, above: # # _sack _goal # | | # -- [CUT] -- -- [CUT] -- # | | # v | v # +----------------+ [C] +-------------+ # | DnfSack object | <-[U]- | Goal object | # +----------------+ [T] +-------------+ # |^ |^ |^ | # || || || # || || || | # +--||----||----||---+ [C] # | v| v| v| | <--[U]-- _transaction # | Pkg1 Pkg2 PkgN | [T] # | | | # | Transaction oject | # +-------------------+ # # At this point, the DnfSack object would be released only # eventually, by Python's generational garbage collector, due to the # cyclic references DnfSack<->Pkg1 ... DnfSack<->PkgN. # # The delayed release is a problem: the DnfSack object may # (indirectly) own "page file" file descriptors in libsolv, via # libdnf. For example, # # sack->priv->pool->repos[1]->repodata[1]->store.pagefd = 7 # sack->priv->pool->repos[1]->repodata[2]->store.pagefd = 8 # # These file descriptors are closed when the DnfSack object is # eventually released, that is, when dnf_sack_finalize() (in libdnf) # calls pool_free() (in libsolv). # # We need that to happen right now, as callers may want to unmount # the filesystems which those file descriptors refer to immediately # after reset() returns. Therefore, force a garbage collection here. gc.collect() def _closeRpmDB(self): """Closes down the instances of rpmdb that could be open.""" del self._ts _TS_FLAGS_TO_RPM = {'noscripts': rpm.RPMTRANS_FLAG_NOSCRIPTS, 'notriggers': rpm.RPMTRANS_FLAG_NOTRIGGERS, 'nodocs': rpm.RPMTRANS_FLAG_NODOCS, 'test': rpm.RPMTRANS_FLAG_TEST, 'justdb': rpm.RPMTRANS_FLAG_JUSTDB, 'nocontexts': rpm.RPMTRANS_FLAG_NOCONTEXTS, 'nocrypto': rpm.RPMTRANS_FLAG_NOFILEDIGEST} if hasattr(rpm, 'RPMTRANS_FLAG_NOCAPS'): # Introduced in rpm-4.14 _TS_FLAGS_TO_RPM['nocaps'] = rpm.RPMTRANS_FLAG_NOCAPS _TS_VSFLAGS_TO_RPM = {'nocrypto': rpm._RPMVSF_NOSIGNATURES | rpm._RPMVSF_NODIGESTS} @property def goal(self): return self._goal @property def _ts(self): """Set up the RPM transaction set that will be used for all the work.""" if self._priv_ts is not None: return self._priv_ts self._priv_ts = dnf.rpm.transaction.TransactionWrapper( self.conf.installroot) self._priv_ts.setFlags(0) # reset everything. for flag in self.conf.tsflags: rpm_flag = self._TS_FLAGS_TO_RPM.get(flag) if rpm_flag is None: logger.critical(_('Invalid tsflag in config file: %s'), flag) continue self._priv_ts.addTsFlag(rpm_flag) vs_flag = self._TS_VSFLAGS_TO_RPM.get(flag) if vs_flag is not None: self._priv_ts.pushVSFlags(vs_flag) if not self.conf.diskspacecheck: self._rpm_probfilter.add(rpm.RPMPROB_FILTER_DISKSPACE) if self.conf.ignorearch: self._rpm_probfilter.add(rpm.RPMPROB_FILTER_IGNOREARCH) probfilter = functools.reduce(operator.or_, self._rpm_probfilter, 0) self._priv_ts.setProbFilter(probfilter) return self._priv_ts @_ts.deleter def _ts(self): """Releases the RPM transaction set. """ if self._priv_ts is None: return self._priv_ts.close() del self._priv_ts self._priv_ts = None def read_comps(self, arch_filter=False): # :api """Create the groups object to access the comps metadata.""" timer = dnf.logging.Timer('loading comps') self._comps = dnf.comps.Comps() logger.log(dnf.logging.DDEBUG, 'Getting group metadata') for repo in self.repos.iter_enabled(): if not repo.enablegroups: continue if not repo.metadata: continue comps_fn = repo._repo.getCompsFn() if not comps_fn: continue logger.log(dnf.logging.DDEBUG, 'Adding group file from repository: %s', repo.id) if repo._repo.getSyncStrategy() == dnf.repo.SYNC_ONLY_CACHE: decompressed = misc.calculate_repo_gen_dest(comps_fn, 'groups.xml') if not os.path.exists(decompressed): # root privileges are needed for comps decompression continue else: decompressed = misc.repo_gen_decompress(comps_fn, 'groups.xml') try: self._comps._add_from_xml_filename(decompressed) except dnf.exceptions.CompsError as e: msg = _('Failed to add groups file for repository: %s - %s') logger.critical(msg, repo.id, e) if arch_filter: self._comps._i.arch_filter( [self._conf.substitutions['basearch']]) timer() return self._comps def _getHistory(self): """auto create the history object that to access/append the transaction history information. """ if self._history is None: releasever = self.conf.releasever self._history = SwdbInterface(self.conf.persistdir, releasever=releasever) return self._history history = property(fget=lambda self: self._getHistory(), fset=lambda self, value: setattr( self, "_history", value), fdel=lambda self: setattr(self, "_history", None), doc="DNF SWDB Interface Object") def _goal2transaction(self, goal): ts = self.history.rpm all_obsoleted = set(goal.list_obsoleted()) installonly_query = self._get_installonly_query() installonly_query.apply() installonly_query_installed = installonly_query.installed().apply() for pkg in goal.list_downgrades(): obs = goal.obsoleted_by_package(pkg) downgraded = obs[0] self._ds_callback.pkg_added(downgraded, 'dd') self._ds_callback.pkg_added(pkg, 'd') ts.add_downgrade(pkg, downgraded, obs[1:]) for pkg in goal.list_reinstalls(): self._ds_callback.pkg_added(pkg, 'r') obs = goal.obsoleted_by_package(pkg) nevra_pkg = str(pkg) # reinstall could obsolete multiple packages with the same NEVRA or different NEVRA # Set the package with the same NEVRA as reinstalled obsoletes = [] for obs_pkg in obs: if str(obs_pkg) == nevra_pkg: obsoletes.insert(0, obs_pkg) else: obsoletes.append(obs_pkg) reinstalled = obsoletes[0] ts.add_reinstall(pkg, reinstalled, obsoletes[1:]) for pkg in goal.list_installs(): self._ds_callback.pkg_added(pkg, 'i') obs = goal.obsoleted_by_package(pkg) # Skip obsoleted packages that are not part of all_obsoleted, # they are handled as upgrades/downgrades. # Also keep RPMs with the same name - they're not always in all_obsoleted. obs = [i for i in obs if i in all_obsoleted or i.name == pkg.name] reason = goal.get_reason(pkg) # Inherit reason if package is installonly an package with same name is installed # Use the same logic like upgrade # Upgrade of installonly packages result in install or install and remove step if pkg in installonly_query and installonly_query_installed.filter(name=pkg.name): reason = ts.get_reason(pkg) # inherit the best reason from obsoleted packages for obsolete in obs: reason_obsolete = ts.get_reason(obsolete) if libdnf.transaction.TransactionItemReasonCompare(reason, reason_obsolete) == -1: reason = reason_obsolete ts.add_install(pkg, obs, reason) cb = lambda pkg: self._ds_callback.pkg_added(pkg, 'od') dnf.util.mapall(cb, obs) for pkg in goal.list_upgrades(): obs = goal.obsoleted_by_package(pkg) upgraded = None for i in obs: # try to find a package with matching name as the upgrade if i.name == pkg.name: upgraded = i break if upgraded is None: # no matching name -> pick the first one upgraded = obs.pop(0) else: obs.remove(upgraded) # Skip obsoleted packages that are not part of all_obsoleted, # they are handled as upgrades/downgrades. # Also keep RPMs with the same name - they're not always in all_obsoleted. obs = [i for i in obs if i in all_obsoleted or i.name == pkg.name] cb = lambda pkg: self._ds_callback.pkg_added(pkg, 'od') dnf.util.mapall(cb, obs) if pkg in installonly_query: ts.add_install(pkg, obs) else: ts.add_upgrade(pkg, upgraded, obs) self._ds_callback.pkg_added(upgraded, 'ud') self._ds_callback.pkg_added(pkg, 'u') erasures = goal.list_erasures() if erasures: remaining_installed_query = self.sack.query(flags=hawkey.IGNORE_EXCLUDES).installed() remaining_installed_query.filterm(pkg__neq=erasures) for pkg in erasures: if remaining_installed_query.filter(name=pkg.name): remaining = remaining_installed_query[0] ts.get_reason(remaining) self.history.set_reason(remaining, ts.get_reason(remaining)) self._ds_callback.pkg_added(pkg, 'e') reason = goal.get_reason(pkg) ts.add_erase(pkg, reason) return ts def _query_matches_installed(self, q): """ See what packages in the query match packages (also in older versions, but always same architecture) that are already installed. Unlike in case of _sltr_matches_installed(), it is practical here to know even the packages in the original query that can still be installed. """ inst = q.installed() inst_per_arch = inst._na_dict() avail_per_arch = q.available()._na_dict() avail_l = [] inst_l = [] for na in avail_per_arch: if na in inst_per_arch: inst_l.append(inst_per_arch[na][0]) else: avail_l.append(avail_per_arch[na]) return inst_l, avail_l def _sltr_matches_installed(self, sltr): """ See if sltr matches a patches that is (in older version or different architecture perhaps) already installed. """ inst = self.sack.query().installed().filterm(pkg=sltr.matches()) return list(inst) def iter_userinstalled(self): """Get iterator over the packages installed by the user.""" return (pkg for pkg in self.sack.query().installed() if self.history.user_installed(pkg)) def _run_hawkey_goal(self, goal, allow_erasing): ret = goal.run( allow_uninstall=allow_erasing, force_best=self.conf.best, ignore_weak_deps=(not self.conf.install_weak_deps)) if self.conf.debug_solver: goal.write_debugdata('./debugdata/rpms') return ret def resolve(self, allow_erasing=False): # :api """Build the transaction set.""" exc = None self._finalize_comps_trans() timer = dnf.logging.Timer('depsolve') self._ds_callback.start() goal = self._goal if goal.req_has_erase(): goal.push_userinstalled(self.sack.query().installed(), self.history) elif not self.conf.upgrade_group_objects_upgrade: # exclude packages installed from groups # these packages will be marked to installation # which could prevent them from upgrade, downgrade # to prevent "conflicting job" error it's not applied # to "remove" and "reinstall" commands solver = self._build_comps_solver() solver._exclude_packages_from_installed_groups(self) goal.add_protected(self.sack.query().filterm( name=self.conf.protected_packages)) if not self._run_hawkey_goal(goal, allow_erasing): if self.conf.debuglevel >= 6: goal.log_decisions() msg = dnf.util._format_resolve_problems(goal.problem_rules()) exc = dnf.exceptions.DepsolveError(msg) else: self._transaction = self._goal2transaction(goal) self._ds_callback.end() timer() got_transaction = self._transaction is not None and \ len(self._transaction) > 0 if got_transaction: msg = self._transaction._rpm_limitations() if msg: exc = dnf.exceptions.Error(msg) if exc is not None: raise exc self._plugins.run_resolved() # auto-enable module streams based on installed RPMs new_pkgs = self._goal.list_installs() new_pkgs += self._goal.list_upgrades() new_pkgs += self._goal.list_downgrades() new_pkgs += self._goal.list_reinstalls() self.sack.set_modules_enabled_by_pkgset(self._moduleContainer, new_pkgs) return got_transaction def do_transaction(self, display=()): # :api if not isinstance(display, Sequence): display = [display] display = \ [dnf.yum.rpmtrans.LoggingTransactionDisplay()] + list(display) if not self.transaction: # packages are not changed, but comps and modules changes need to be committed self._moduleContainer.save() self._moduleContainer.updateFailSafeData() if self._history and (self._history.group or self._history.env): cmdline = None if hasattr(self, 'args') and self.args: cmdline = ' '.join(self.args) elif hasattr(self, 'cmds') and self.cmds: cmdline = ' '.join(self.cmds) old = self.history.last() if old is None: rpmdb_version = self.sack._rpmdb_version() else: rpmdb_version = old.end_rpmdb_version self.history.beg(rpmdb_version, [], [], cmdline) self.history.end(rpmdb_version) self._plugins.run_pre_transaction() self._plugins.run_transaction() self._trans_success = True return tid = None logger.info(_('Running transaction check')) lock = dnf.lock.build_rpmdb_lock(self.conf.persistdir, self.conf.exit_on_lock) with lock: self.transaction._populate_rpm_ts(self._ts) msgs = self._run_rpm_check() if msgs: msg = _('Error: transaction check vs depsolve:') logger.error(msg) for msg in msgs: logger.error(msg) raise dnf.exceptions.TransactionCheckError(msg) logger.info(_('Transaction check succeeded.')) timer = dnf.logging.Timer('transaction test') logger.info(_('Running transaction test')) self._ts.order() # order the transaction self._ts.clean() # release memory not needed beyond this point testcb = dnf.yum.rpmtrans.RPMTransaction(self, test=True) tserrors = self._ts.test(testcb) if len(tserrors) > 0: for msg in testcb.messages(): logger.critical(_('RPM: {}').format(msg)) errstring = _('Transaction test error:') + '\n' for descr in tserrors: errstring += ' %s\n' % ucd(descr) summary = self._trans_error_summary(errstring) if summary: errstring += '\n' + summary raise dnf.exceptions.Error(errstring) del testcb logger.info(_('Transaction test succeeded.')) # With RPMTRANS_FLAG_TEST return just before anything is stored permanently if self._ts.isTsFlagSet(rpm.RPMTRANS_FLAG_TEST): return timer() # save module states on disk right before entering rpm transaction, # because we want system in recoverable state if transaction gets interrupted self._moduleContainer.save() self._moduleContainer.updateFailSafeData() # unset the sigquit handler timer = dnf.logging.Timer('transaction') # setup our rpm ts callback cb = dnf.yum.rpmtrans.RPMTransaction(self, displays=display) if self.conf.debuglevel < 2: for display_ in cb.displays: display_.output = False self._plugins.run_pre_transaction() logger.info(_('Running transaction')) tid = self._run_transaction(cb=cb) timer() self._plugins.unload_removed_plugins(self.transaction) self._plugins.run_transaction() # log post transaction summary def _pto_callback(action, tsis): msgs = [] for tsi in tsis: msgs.append('{}: {}'.format(action, str(tsi))) return msgs for msg in dnf.util._post_transaction_output(self, self.transaction, _pto_callback): logger.debug(msg) return tid def _trans_error_summary(self, errstring): """Parse the error string for 'interesting' errors which can be grouped, such as disk space issues. :param errstring: the error string :return: a string containing a summary of the errors """ summary = '' # do disk space report first p = re.compile(r'needs (\d+)(K|M)B(?: more space)? on the (\S+) filesystem') disk = {} for m in p.finditer(errstring): size_in_mb = int(m.group(1)) if m.group(2) == 'M' else math.ceil( int(m.group(1)) / 1024.0) if m.group(3) not in disk: disk[m.group(3)] = size_in_mb if disk[m.group(3)] < size_in_mb: disk[m.group(3)] = size_in_mb if disk: summary += _('Disk Requirements:') + "\n" for k in disk: summary += " " + P_( 'At least {0}MB more space needed on the {1} filesystem.', 'At least {0}MB more space needed on the {1} filesystem.', disk[k]).format(disk[k], k) + '\n' if not summary: return None summary = _('Error Summary') + '\n-------------\n' + summary return summary def _record_history(self): return self.conf.history_record and \ not self._ts.isTsFlagSet(rpm.RPMTRANS_FLAG_TEST) def _run_transaction(self, cb): """ Perform the RPM transaction. :return: history database transaction ID or None """ tid = None if self._record_history(): using_pkgs_pats = list(self.conf.history_record_packages) installed_query = self.sack.query().installed() using_pkgs = installed_query.filter(name=using_pkgs_pats).run() rpmdbv = self.sack._rpmdb_version() lastdbv = self.history.last() if lastdbv is not None: lastdbv = lastdbv.end_rpmdb_version if lastdbv is None or rpmdbv != lastdbv: logger.debug(_("RPMDB altered outside of {prog}.").format( prog=dnf.util.MAIN_PROG_UPPER)) cmdline = None if hasattr(self, 'args') and self.args: cmdline = ' '.join(self.args) elif hasattr(self, 'cmds') and self.cmds: cmdline = ' '.join(self.cmds) comment = self.conf.comment if self.conf.comment else "" tid = self.history.beg(rpmdbv, using_pkgs, [], cmdline, comment) if self.conf.reset_nice: onice = os.nice(0) if onice: try: os.nice(-onice) except: onice = 0 logger.log(dnf.logging.DDEBUG, 'RPM transaction start.') errors = self._ts.run(cb.callback, '') logger.log(dnf.logging.DDEBUG, 'RPM transaction over.') # ts.run() exit codes are, hmm, "creative": None means all ok, empty # list means some errors happened in the transaction and non-empty # list that there were errors preventing the ts from starting... if self.conf.reset_nice: try: os.nice(onice) except: pass dnf.util._sync_rpm_trans_with_swdb(self._ts, self._transaction) if errors is None: pass elif len(errors) == 0: # If there is no failing element it means that some "global" error # occurred (like rpm failed to obtain the transaction lock). Just pass # the rpm logs on to the user and raise an Error. # If there are failing elements the problem is related to those # elements and the Error is raised later, after saving the failure # to the history and printing out the transaction table to user. failed = [el for el in self._ts if el.Failed()] if not failed: for msg in cb.messages(): logger.critical(_('RPM: {}').format(msg)) msg = _('Could not run transaction.') raise dnf.exceptions.Error(msg) else: logger.critical(_("Transaction couldn't start:")) for e in errors: logger.critical(ucd(e[0])) if self._record_history() and not self._ts.isTsFlagSet(rpm.RPMTRANS_FLAG_TEST): self.history.end(rpmdbv) msg = _("Could not run transaction.") raise dnf.exceptions.Error(msg) for i in ('ts_all_fn', 'ts_done_fn'): if hasattr(cb, i): fn = getattr(cb, i) try: misc.unlink_f(fn) except (IOError, OSError): msg = _('Failed to remove transaction file %s') logger.critical(msg, fn) # keep install_set status because _verify_transaction will clean it self._trans_install_set = bool(self._transaction.install_set) # sync up what just happened versus what is in the rpmdb if not self._ts.isTsFlagSet(rpm.RPMTRANS_FLAG_TEST): self._verify_transaction(cb.verify_tsi_package) return tid def _verify_transaction(self, verify_pkg_cb=None): transaction_items = [ tsi for tsi in self.transaction if tsi.action != libdnf.transaction.TransactionItemAction_REASON_CHANGE] total = len(transaction_items) def display_banner(pkg, count): count += 1 if verify_pkg_cb is not None: verify_pkg_cb(pkg, count, total) return count timer = dnf.logging.Timer('verify transaction') count = 0 rpmdb_sack = dnf.sack.rpmdb_sack(self) # mark group packages that are installed on the system as installed in the db q = rpmdb_sack.query().installed() names = set([i.name for i in q]) for ti in self.history.group: g = ti.getCompsGroupItem() for p in g.getPackages(): if p.getName() in names: p.setInstalled(True) p.save() # TODO: installed groups in environments # Post-transaction verification is no longer needed, # because DNF trusts error codes returned by RPM. # Verification banner is displayed to preserve UX. # TODO: drop in future DNF for tsi in transaction_items: count = display_banner(tsi.pkg, count) rpmdbv = rpmdb_sack._rpmdb_version() self.history.end(rpmdbv) timer() self._trans_success = True def _download_remote_payloads(self, payloads, drpm, progress, callback_total, fail_fast=True): lock = dnf.lock.build_download_lock(self.conf.cachedir, self.conf.exit_on_lock) with lock: beg_download = time.time() est_remote_size = sum(pload.download_size for pload in payloads) total_drpm = len( [payload for payload in payloads if isinstance(payload, dnf.drpm.DeltaPayload)]) # compatibility part for tools that do not accept total_drpms keyword if progress.start.__code__.co_argcount == 4: progress.start(len(payloads), est_remote_size, total_drpms=total_drpm) else: progress.start(len(payloads), est_remote_size) errors = dnf.repo._download_payloads(payloads, drpm, fail_fast) if errors._irrecoverable(): raise dnf.exceptions.DownloadError(errors._irrecoverable()) remote_size = sum(errors._bandwidth_used(pload) for pload in payloads) saving = dnf.repo._update_saving((0, 0), payloads, errors._recoverable) retries = self.conf.retries forever = retries == 0 while errors._recoverable and (forever or retries > 0): if retries > 0: retries -= 1 msg = _("Some packages were not downloaded. Retrying.") logger.info(msg) remaining_pkgs = [pkg for pkg in errors._recoverable] payloads = \ [dnf.repo._pkg2payload(pkg, progress, dnf.repo.RPMPayload) for pkg in remaining_pkgs] est_remote_size = sum(pload.download_size for pload in payloads) progress.start(len(payloads), est_remote_size) errors = dnf.repo._download_payloads(payloads, drpm, fail_fast) if errors._irrecoverable(): raise dnf.exceptions.DownloadError(errors._irrecoverable()) remote_size += \ sum(errors._bandwidth_used(pload) for pload in payloads) saving = dnf.repo._update_saving(saving, payloads, {}) if errors._recoverable: msg = dnf.exceptions.DownloadError.errmap2str( errors._recoverable) logger.info(msg) if callback_total is not None: callback_total(remote_size, beg_download) (real, full) = saving if real != full: if real < full: msg = _("Delta RPMs reduced %.1f MB of updates to %.1f MB " "(%d.1%% saved)") elif real > full: msg = _("Failed Delta RPMs increased %.1f MB of updates to %.1f MB " "(%d.1%% wasted)") percent = 100 - real / full * 100 logger.info(msg, full / 1024 ** 2, real / 1024 ** 2, percent) def download_packages(self, pkglist, progress=None, callback_total=None): # :api """Download the packages specified by the given list of packages. `pkglist` is a list of packages to download, `progress` is an optional DownloadProgress instance, `callback_total` an optional callback to output messages about the download operation. """ remote_pkgs, local_pkgs = self._select_remote_pkgs(pkglist) if remote_pkgs: if progress is None: progress = dnf.callback.NullDownloadProgress() drpm = dnf.drpm.DeltaInfo(self.sack.query().installed(), progress, self.conf.deltarpm_percentage) self._add_tempfiles([pkg.localPkg() for pkg in remote_pkgs]) payloads = [dnf.repo._pkg2payload(pkg, progress, drpm.delta_factory, dnf.repo.RPMPayload) for pkg in remote_pkgs] self._download_remote_payloads(payloads, drpm, progress, callback_total) if self.conf.destdir: for pkg in local_pkgs: if pkg.baseurl: location = os.path.join(pkg.get_local_baseurl(), pkg.location.lstrip("/")) else: location = os.path.join(pkg.repo.pkgdir, pkg.location.lstrip("/")) shutil.copy(location, self.conf.destdir) def add_remote_rpms(self, path_list, strict=True, progress=None): # :api pkgs = [] if not path_list: return pkgs if self._goal.req_length(): raise dnf.exceptions.Error( _("Cannot add local packages, because transaction job already exists")) pkgs_error = [] for path in path_list: if not os.path.exists(path) and '://' in path: # download remote rpm to a tempfile path = dnf.util._urlopen_progress(path, self.conf, progress) self._add_tempfiles([path]) try: pkgs.append(self.sack.add_cmdline_package(path)) except IOError as e: logger.warning(e) pkgs_error.append(path) self._setup_excludes_includes(only_main=True) if pkgs_error and strict: raise IOError(_("Could not open: {}").format(' '.join(pkgs_error))) return pkgs def _sig_check_pkg(self, po): """Verify the GPG signature of the given package object. :param po: the package object to verify the signature of :return: (result, error_string) where result is:: 0 = GPG signature verifies ok or verification is not required. 1 = GPG verification failed but installation of the right GPG key might help. 2 = Fatal GPG verification error, give up. """ if po._from_cmdline: check = self.conf.localpkg_gpgcheck hasgpgkey = 0 else: repo = self.repos[po.repoid] check = repo.gpgcheck hasgpgkey = not not repo.gpgkey if check: root = self.conf.installroot ts = dnf.rpm.transaction.initReadOnlyTransaction(root) sigresult = dnf.rpm.miscutils.checkSig(ts, po.localPkg()) localfn = os.path.basename(po.localPkg()) del ts if sigresult == 0: result = 0 msg = '' elif sigresult == 1: if hasgpgkey: result = 1 else: result = 2 msg = _('Public key for %s is not installed') % localfn elif sigresult == 2: result = 2 msg = _('Problem opening package %s') % localfn elif sigresult == 3: if hasgpgkey: result = 1 else: result = 2 result = 1 msg = _('Public key for %s is not trusted') % localfn elif sigresult == 4: result = 2 msg = _('Package %s is not signed') % localfn else: result = 0 msg = '' return result, msg def package_signature_check(self, pkg): # :api """Verify the GPG signature of the given package object. :param pkg: the package object to verify the signature of :return: (result, error_string) where result is:: 0 = GPG signature verifies ok or verification is not required. 1 = GPG verification failed but installation of the right GPG key might help. 2 = Fatal GPG verification error, give up. """ return self._sig_check_pkg(pkg) def _clean_packages(self, packages): for fn in packages: if not os.path.exists(fn): continue try: misc.unlink_f(fn) except OSError: logger.warning(_('Cannot remove %s'), fn) continue else: logger.log(dnf.logging.DDEBUG, _('%s removed'), fn) def _do_package_lists(self, pkgnarrow='all', patterns=None, showdups=None, ignore_case=False, reponame=None): """Return a :class:`misc.GenericHolder` containing lists of package objects. The contents of the lists are specified in various ways by the arguments. :param pkgnarrow: a string specifying which types of packages lists to produces, such as updates, installed, available, etc. :param patterns: a list of names or wildcards specifying packages to list :param showdups: whether to include duplicate packages in the lists :param ignore_case: whether to ignore case when searching by package names :param reponame: limit packages list to the given repository :return: a :class:`misc.GenericHolder` instance with the following lists defined:: available = list of packageObjects installed = list of packageObjects upgrades = tuples of packageObjects (updating, installed) extras = list of packageObjects obsoletes = tuples of packageObjects (obsoleting, installed) recent = list of packageObjects """ if showdups is None: showdups = self.conf.showdupesfromrepos if patterns is None: return self._list_pattern( pkgnarrow, patterns, showdups, ignore_case, reponame) assert not dnf.util.is_string_type(patterns) list_fn = functools.partial( self._list_pattern, pkgnarrow, showdups=showdups, ignore_case=ignore_case, reponame=reponame) if patterns is None or len(patterns) == 0: return list_fn(None) yghs = map(list_fn, patterns) return functools.reduce(lambda a, b: a.merge_lists(b), yghs) def _list_pattern(self, pkgnarrow, pattern, showdups, ignore_case, reponame=None): def is_from_repo(package): """Test whether given package originates from the repository.""" if reponame is None: return True return self.history.repo(package) == reponame def pkgs_from_repo(packages): """Filter out the packages which do not originate from the repo.""" return (package for package in packages if is_from_repo(package)) def query_for_repo(query): """Filter out the packages which do not originate from the repo.""" if reponame is None: return query return query.filter(reponame=reponame) ygh = misc.GenericHolder(iter=pkgnarrow) installed = [] available = [] reinstall_available = [] old_available = [] updates = [] obsoletes = [] obsoletesTuples = [] recent = [] extras = [] autoremove = [] # do the initial pre-selection ic = ignore_case q = self.sack.query() if pattern is not None: subj = dnf.subject.Subject(pattern, ignore_case=ic) q = subj.get_best_query(self.sack, with_provides=False) # list all packages - those installed and available: if pkgnarrow == 'all': dinst = {} ndinst = {} # Newest versions by name.arch for po in q.installed(): dinst[po.pkgtup] = po if showdups: continue key = (po.name, po.arch) if key not in ndinst or po > ndinst[key]: ndinst[key] = po installed = list(pkgs_from_repo(dinst.values())) avail = query_for_repo(q.available()) if not showdups: avail = avail.filterm(latest_per_arch_by_priority=True) for pkg in avail: if showdups: if pkg.pkgtup in dinst: reinstall_available.append(pkg) else: available.append(pkg) else: key = (pkg.name, pkg.arch) if pkg.pkgtup in dinst: reinstall_available.append(pkg) elif key not in ndinst or pkg.evr_gt(ndinst[key]): available.append(pkg) else: old_available.append(pkg) # produce the updates list of tuples elif pkgnarrow == 'upgrades': updates = query_for_repo(q).filterm(upgrades_by_priority=True) # reduce a query to security upgrades if they are specified updates = self._merge_update_filters(updates, upgrade=True) # reduce a query to remove src RPMs updates.filterm(arch__neq=['src', 'nosrc']) # reduce a query to latest packages updates = updates.latest().run() # installed only elif pkgnarrow == 'installed': installed = list(pkgs_from_repo(q.installed())) # available in a repository elif pkgnarrow == 'available': if showdups: avail = query_for_repo(q).available() installed_dict = q.installed()._na_dict() for avail_pkg in avail: key = (avail_pkg.name, avail_pkg.arch) installed_pkgs = installed_dict.get(key, []) same_ver = [pkg for pkg in installed_pkgs if pkg.evr == avail_pkg.evr] if len(same_ver) > 0: reinstall_available.append(avail_pkg) else: available.append(avail_pkg) else: # we will only look at the latest versions of packages: available_dict = query_for_repo( q).available().filterm(latest_per_arch_by_priority=True)._na_dict() installed_dict = q.installed().latest()._na_dict() for (name, arch) in available_dict: avail_pkg = available_dict[(name, arch)][0] inst_pkg = installed_dict.get((name, arch), [None])[0] if not inst_pkg or avail_pkg.evr_gt(inst_pkg): available.append(avail_pkg) elif avail_pkg.evr_eq(inst_pkg): reinstall_available.append(avail_pkg) else: old_available.append(avail_pkg) # packages to be removed by autoremove elif pkgnarrow == 'autoremove': autoremove_q = query_for_repo(q)._unneeded(self.history.swdb) autoremove = autoremove_q.run() # not in a repo but installed elif pkgnarrow == 'extras': extras = [pkg for pkg in q.extras() if is_from_repo(pkg)] # obsoleting packages (and what they obsolete) elif pkgnarrow == 'obsoletes': inst = q.installed() obsoletes = query_for_repo( self.sack.query()).filter(obsoletes_by_priority=inst) # reduce a query to security upgrades if they are specified obsoletes = self._merge_update_filters(obsoletes, warning=False, upgrade=True) # reduce a query to remove src RPMs obsoletes.filterm(arch__neq=['src', 'nosrc']) obsoletesTuples = [] for new in obsoletes: obsoleted_reldeps = new.obsoletes obsoletesTuples.extend( [(new, old) for old in inst.filter(provides=obsoleted_reldeps)]) # packages recently added to the repositories elif pkgnarrow == 'recent': avail = q.available() if not showdups: avail = avail.filterm(latest_per_arch_by_priority=True) recent = query_for_repo(avail)._recent(self.conf.recent) ygh.installed = installed ygh.available = available ygh.reinstall_available = reinstall_available ygh.old_available = old_available ygh.updates = updates ygh.obsoletes = obsoletes ygh.obsoletesTuples = obsoletesTuples ygh.recent = recent ygh.extras = extras ygh.autoremove = autoremove return ygh def _add_comps_trans(self, trans): self._comps_trans += trans return len(trans) def _remove_if_unneeded(self, query): """ Mark to remove packages that are not required by any user installed package (reason group or user) :param query: dnf.query.Query() object """ query = query.installed() if not query: return unneeded_pkgs = query._safe_to_remove(self.history.swdb, debug_solver=False) unneeded_pkgs_history = query.filter( pkg=[i for i in query if self.history.group.is_removable_pkg(i.name)]) pkg_with_dependent_pkgs = unneeded_pkgs_history.difference(unneeded_pkgs) # mark packages with dependent packages as a dependency to allow removal with dependent # package for pkg in pkg_with_dependent_pkgs: self.history.set_reason(pkg, libdnf.transaction.TransactionItemReason_DEPENDENCY) unneeded_pkgs = unneeded_pkgs.intersection(unneeded_pkgs_history) remove_packages = query.intersection(unneeded_pkgs) if remove_packages: for pkg in remove_packages: self._goal.erase(pkg, clean_deps=self.conf.clean_requirements_on_remove) def _finalize_comps_trans(self): trans = self._comps_trans basearch = self.conf.substitutions['basearch'] def trans_upgrade(query, remove_query, comps_pkg): sltr = dnf.selector.Selector(self.sack) sltr.set(pkg=query) self._goal.upgrade(select=sltr) return remove_query def trans_install(query, remove_query, comps_pkg, strict): if self.conf.multilib_policy == "all": if not comps_pkg.requires: self._install_multiarch(query, strict=strict) else: # it installs only one arch for conditional packages installed_query = query.installed().apply() self._report_already_installed(installed_query) sltr = dnf.selector.Selector(self.sack) sltr.set(provides="({} if {})".format(comps_pkg.name, comps_pkg.requires)) self._goal.install(select=sltr, optional=not strict) else: sltr = dnf.selector.Selector(self.sack) if comps_pkg.requires: sltr.set(provides="({} if {})".format(comps_pkg.name, comps_pkg.requires)) else: if self.conf.obsoletes: query = query.union(self.sack.query().filterm(obsoletes=query)) sltr.set(pkg=query) self._goal.install(select=sltr, optional=not strict) return remove_query def trans_remove(query, remove_query, comps_pkg): remove_query = remove_query.union(query) return remove_query remove_query = self.sack.query().filterm(empty=True) attr_fn = ((trans.install, functools.partial(trans_install, strict=True)), (trans.install_opt, functools.partial(trans_install, strict=False)), (trans.upgrade, trans_upgrade), (trans.remove, trans_remove)) for (attr, fn) in attr_fn: for comps_pkg in attr: query_args = {'name': comps_pkg.name} if (comps_pkg.basearchonly): query_args.update({'arch': basearch}) q = self.sack.query().filterm(**query_args).apply() q.filterm(arch__neq=["src", "nosrc"]) if not q: package_string = comps_pkg.name if comps_pkg.basearchonly: package_string += '.' + basearch logger.warning(_('No match for group package "{}"').format(package_string)) continue remove_query = fn(q, remove_query, comps_pkg) self._goal.group_members.add(comps_pkg.name) self._remove_if_unneeded(remove_query) def _build_comps_solver(self): def reason_fn(pkgname): q = self.sack.query().installed().filterm(name=pkgname) if not q: return None try: return self.history.rpm.get_reason(q[0]) except AttributeError: return libdnf.transaction.TransactionItemReason_UNKNOWN return dnf.comps.Solver(self.history, self._comps, reason_fn) def environment_install(self, env_id, types, exclude=None, strict=True, exclude_groups=None): # :api """Installs packages of environment group identified by env_id. :param types: Types of packages to install. Either an integer as a logical conjunction of CompsPackageType ids or a list of string package type ids (conditional, default, mandatory, optional). """ assert dnf.util.is_string_type(env_id) solver = self._build_comps_solver() if not isinstance(types, int): types = libdnf.transaction.listToCompsPackageType(types) trans = solver._environment_install(env_id, types, exclude or set(), strict, exclude_groups) if not trans: return 0 return self._add_comps_trans(trans) def environment_remove(self, env_id): # :api assert dnf.util.is_string_type(env_id) solver = self._build_comps_solver() trans = solver._environment_remove(env_id) return self._add_comps_trans(trans) def group_install(self, grp_id, pkg_types, exclude=None, strict=True): # :api """Installs packages of selected group :param pkg_types: Types of packages to install. Either an integer as a logical conjunction of CompsPackageType ids or a list of string package type ids (conditional, default, mandatory, optional). :param exclude: list of package name glob patterns that will be excluded from install set :param strict: boolean indicating whether group packages that exist but are non-installable due to e.g. dependency issues should be skipped (False) or cause transaction to fail to resolve (True) """ def _pattern_to_pkgname(pattern): if dnf.util.is_glob_pattern(pattern): q = self.sack.query().filterm(name__glob=pattern) return map(lambda p: p.name, q) else: return (pattern,) assert dnf.util.is_string_type(grp_id) exclude_pkgnames = None if exclude: nested_excludes = [_pattern_to_pkgname(p) for p in exclude] exclude_pkgnames = itertools.chain.from_iterable(nested_excludes) solver = self._build_comps_solver() if not isinstance(pkg_types, int): pkg_types = libdnf.transaction.listToCompsPackageType(pkg_types) trans = solver._group_install(grp_id, pkg_types, exclude_pkgnames, strict) if not trans: return 0 if strict: instlog = trans.install else: instlog = trans.install_opt logger.debug(_("Adding packages from group '%s': %s"), grp_id, instlog) return self._add_comps_trans(trans) def env_group_install(self, patterns, types, strict=True, exclude=None, exclude_groups=None): q = CompsQuery(self.comps, self.history, CompsQuery.ENVIRONMENTS | CompsQuery.GROUPS, CompsQuery.AVAILABLE) cnt = 0 done = True for pattern in patterns: try: res = q.get(pattern) except dnf.exceptions.CompsError as err: logger.error(ucd(err)) done = False continue for group_id in res.groups: if not exclude_groups or group_id not in exclude_groups: cnt += self.group_install(group_id, types, exclude=exclude, strict=strict) for env_id in res.environments: cnt += self.environment_install(env_id, types, exclude=exclude, strict=strict, exclude_groups=exclude_groups) if not done and strict: raise dnf.exceptions.Error(_('Nothing to do.')) return cnt def group_remove(self, grp_id): # :api assert dnf.util.is_string_type(grp_id) solver = self._build_comps_solver() trans = solver._group_remove(grp_id) return self._add_comps_trans(trans) def env_group_remove(self, patterns): q = CompsQuery(self.comps, self.history, CompsQuery.ENVIRONMENTS | CompsQuery.GROUPS, CompsQuery.INSTALLED) try: res = q.get(*patterns) except dnf.exceptions.CompsError as err: logger.error("Warning: %s", ucd(err)) raise dnf.exceptions.Error(_('No groups marked for removal.')) cnt = 0 for env in res.environments: cnt += self.environment_remove(env) for grp in res.groups: cnt += self.group_remove(grp) return cnt def env_group_upgrade(self, patterns): q = CompsQuery(self.comps, self.history, CompsQuery.GROUPS | CompsQuery.ENVIRONMENTS, CompsQuery.INSTALLED) group_upgraded = False for pattern in patterns: try: res = q.get(pattern) except dnf.exceptions.CompsError as err: logger.error(ucd(err)) continue for env in res.environments: try: self.environment_upgrade(env) group_upgraded = True except dnf.exceptions.CompsError as err: logger.error(ucd(err)) continue for grp in res.groups: try: self.group_upgrade(grp) group_upgraded = True except dnf.exceptions.CompsError as err: logger.error(ucd(err)) continue if not group_upgraded: msg = _('No group marked for upgrade.') raise dnf.cli.CliError(msg) def environment_upgrade(self, env_id): # :api assert dnf.util.is_string_type(env_id) solver = self._build_comps_solver() trans = solver._environment_upgrade(env_id) return self._add_comps_trans(trans) def group_upgrade(self, grp_id): # :api assert dnf.util.is_string_type(grp_id) solver = self._build_comps_solver() trans = solver._group_upgrade(grp_id) return self._add_comps_trans(trans) def _gpg_key_check(self): """Checks for the presence of GPG keys in the rpmdb. :return: 0 if there are no GPG keys in the rpmdb, and 1 if there are keys """ gpgkeyschecked = self.conf.cachedir + '/.gpgkeyschecked.yum' if os.path.exists(gpgkeyschecked): return 1 installroot = self.conf.installroot myts = dnf.rpm.transaction.initReadOnlyTransaction(root=installroot) myts.pushVSFlags(~(rpm._RPMVSF_NOSIGNATURES | rpm._RPMVSF_NODIGESTS)) idx = myts.dbMatch('name', 'gpg-pubkey') keys = len(idx) del idx del myts if keys == 0: return 0 else: mydir = os.path.dirname(gpgkeyschecked) if not os.path.exists(mydir): os.makedirs(mydir) fo = open(gpgkeyschecked, 'w') fo.close() del fo return 1 def _install_multiarch(self, query, reponame=None, strict=True): already_inst, available = self._query_matches_installed(query) self._report_already_installed(already_inst) for packages in available: sltr = dnf.selector.Selector(self.sack) q = self.sack.query().filterm(pkg=packages) if self.conf.obsoletes: q = q.union(self.sack.query().filterm(obsoletes=q)) sltr = sltr.set(pkg=q) if reponame is not None: sltr = sltr.set(reponame=reponame) self._goal.install(select=sltr, optional=(not strict)) return len(available) def _categorize_specs(self, install, exclude): """ Categorize :param install and :param exclude list into two groups each (packages and groups) :param install: list of specs, whether packages ('foo') or groups/modules ('@bar') :param exclude: list of specs, whether packages ('foo') or groups/modules ('@bar') :return: categorized install and exclude specs (stored in argparse.Namespace class) To access packages use: specs.pkg_specs, to access groups use: specs.grp_specs """ install_specs = argparse.Namespace() exclude_specs = argparse.Namespace() _parse_specs(install_specs, install) _parse_specs(exclude_specs, exclude) return install_specs, exclude_specs def _exclude_package_specs(self, exclude_specs): glob_excludes = [exclude for exclude in exclude_specs.pkg_specs if dnf.util.is_glob_pattern(exclude)] excludes = [exclude for exclude in exclude_specs.pkg_specs if exclude not in glob_excludes] exclude_query = self.sack.query().filter(name=excludes) glob_exclude_query = self.sack.query().filter(name__glob=glob_excludes) self.sack.add_excludes(exclude_query) self.sack.add_excludes(glob_exclude_query) def _expand_groups(self, group_specs): groups = set() q = CompsQuery(self.comps, self.history, CompsQuery.ENVIRONMENTS | CompsQuery.GROUPS, CompsQuery.AVAILABLE | CompsQuery.INSTALLED) for pattern in group_specs: try: res = q.get(pattern) except dnf.exceptions.CompsError as err: logger.error("Warning: Module or %s", ucd(err)) continue groups.update(res.groups) groups.update(res.environments) for environment_id in res.environments: environment = self.comps._environment_by_id(environment_id) for group in environment.groups_iter(): groups.add(group.id) return list(groups) def _install_groups(self, group_specs, excludes, skipped, strict=True): for group_spec in group_specs: try: types = self.conf.group_package_types if '/' in group_spec: split = group_spec.split('/') group_spec = split[0] types = split[1].split(',') self.env_group_install([group_spec], types, strict, excludes.pkg_specs, excludes.grp_specs) except dnf.exceptions.Error: skipped.append("@" + group_spec) def install_specs(self, install, exclude=None, reponame=None, strict=True, forms=None): # :api if exclude is None: exclude = [] no_match_group_specs = [] error_group_specs = [] no_match_pkg_specs = [] error_pkg_specs = [] install_specs, exclude_specs = self._categorize_specs(install, exclude) self._exclude_package_specs(exclude_specs) for spec in install_specs.pkg_specs: try: self.install(spec, reponame=reponame, strict=strict, forms=forms) except dnf.exceptions.MarkingError as e: logger.error(str(e)) no_match_pkg_specs.append(spec) no_match_module_specs = [] module_depsolv_errors = () if WITH_MODULES and install_specs.grp_specs: try: module_base = dnf.module.module_base.ModuleBase(self) module_base.install(install_specs.grp_specs, strict) except dnf.exceptions.MarkingErrors as e: if e.no_match_group_specs: for e_spec in e.no_match_group_specs: no_match_module_specs.append(e_spec) if e.error_group_specs: for e_spec in e.error_group_specs: error_group_specs.append("@" + e_spec) module_depsolv_errors = e.module_depsolv_errors else: no_match_module_specs = install_specs.grp_specs if no_match_module_specs: exclude_specs.grp_specs = self._expand_groups(exclude_specs.grp_specs) self._install_groups(no_match_module_specs, exclude_specs, no_match_group_specs, strict) if no_match_group_specs or error_group_specs or no_match_pkg_specs or error_pkg_specs \ or module_depsolv_errors: raise dnf.exceptions.MarkingErrors(no_match_group_specs=no_match_group_specs, error_group_specs=error_group_specs, no_match_pkg_specs=no_match_pkg_specs, error_pkg_specs=error_pkg_specs, module_depsolv_errors=module_depsolv_errors) def install(self, pkg_spec, reponame=None, strict=True, forms=None): # :api """Mark package(s) given by pkg_spec and reponame for installation.""" subj = dnf.subject.Subject(pkg_spec) solution = subj.get_best_solution(self.sack, forms=forms, with_src=False) if self.conf.multilib_policy == "all" or subj._is_arch_specified(solution): q = solution['query'] if reponame is not None: q.filterm(reponame=reponame) if not q: self._raise_package_not_found_error(pkg_spec, forms, reponame) return self._install_multiarch(q, reponame=reponame, strict=strict) elif self.conf.multilib_policy == "best": sltrs = subj._get_best_selectors(self, forms=forms, obsoletes=self.conf.obsoletes, reponame=reponame, reports=True, solution=solution) if not sltrs: self._raise_package_not_found_error(pkg_spec, forms, reponame) for sltr in sltrs: self._goal.install(select=sltr, optional=(not strict)) return 1 return 0 def package_downgrade(self, pkg, strict=False): # :api if pkg._from_system: msg = 'downgrade_package() for an installed package.' raise NotImplementedError(msg) q = self.sack.query().installed().filterm(name=pkg.name, arch=[pkg.arch, "noarch"]) if not q: msg = _("Package %s not installed, cannot downgrade it.") logger.warning(msg, pkg.name) raise dnf.exceptions.MarkingError(_('No match for argument: %s') % pkg.location, pkg.name) elif sorted(q)[0] > pkg: sltr = dnf.selector.Selector(self.sack) sltr.set(pkg=[pkg]) self._goal.install(select=sltr, optional=(not strict)) return 1 else: msg = _("Package %s of lower version already installed, " "cannot downgrade it.") logger.warning(msg, pkg.name) return 0 def package_install(self, pkg, strict=True): # :api q = self.sack.query()._nevra(pkg.name, pkg.evr, pkg.arch) already_inst, available = self._query_matches_installed(q) if pkg in already_inst: self._report_already_installed([pkg]) elif pkg not in itertools.chain.from_iterable(available): raise dnf.exceptions.PackageNotFoundError(_('No match for argument: %s'), pkg.location) else: sltr = dnf.selector.Selector(self.sack) sltr.set(pkg=[pkg]) self._goal.install(select=sltr, optional=(not strict)) return 1 def package_reinstall(self, pkg): if self.sack.query().installed().filterm(name=pkg.name, evr=pkg.evr, arch=pkg.arch): self._goal.install(pkg) return 1 msg = _("Package %s not installed, cannot reinstall it.") logger.warning(msg, str(pkg)) raise dnf.exceptions.MarkingError(_('No match for argument: %s') % pkg.location, pkg.name) def package_remove(self, pkg): self._goal.erase(pkg) return 1 def package_upgrade(self, pkg): # :api if pkg._from_system: msg = 'upgrade_package() for an installed package.' raise NotImplementedError(msg) if pkg.arch == 'src': msg = _("File %s is a source package and cannot be updated, ignoring.") logger.info(msg, pkg.location) return 0 installed = self.sack.query().installed().apply() if self.conf.obsoletes and self.sack.query().filterm(pkg=[pkg]).filterm(obsoletes=installed): sltr = dnf.selector.Selector(self.sack) sltr.set(pkg=[pkg]) self._goal.upgrade(select=sltr) return 1 # do not filter by arch if the package is noarch if pkg.arch == "noarch": q = installed.filter(name=pkg.name) else: q = installed.filter(name=pkg.name, arch=[pkg.arch, "noarch"]) if not q: msg = _("Package %s not installed, cannot update it.") logger.warning(msg, pkg.name) raise dnf.exceptions.MarkingError( _('No match for argument: %s') % pkg.location, pkg.name) elif sorted(q)[-1] < pkg: sltr = dnf.selector.Selector(self.sack) sltr.set(pkg=[pkg]) self._goal.upgrade(select=sltr) return 1 else: msg = _("The same or higher version of %s is already installed, " "cannot update it.") logger.warning(msg, pkg.name) return 0 def _upgrade_internal(self, query, obsoletes, reponame, pkg_spec=None): installed_all = self.sack.query().installed() # Add only relevant obsoletes to transaction => installed, upgrades q = query.intersection(self.sack.query().filterm(name=[pkg.name for pkg in installed_all])) installed_query = q.installed() if obsoletes: obsoletes = self.sack.query().available().filterm( obsoletes=installed_query.union(q.upgrades())) # add obsoletes into transaction query = query.union(obsoletes) if reponame is not None: query.filterm(reponame=reponame) query = self._merge_update_filters(query, pkg_spec=pkg_spec, upgrade=True) if query: # Given that we use libsolv's targeted transactions, we need to ensure that the transaction contains both # the new targeted version and also the current installed version (for the upgraded package). This is # because if it only contained the new version, libsolv would decide to reinstall the package even if it # had just a different buildtime or vendor but the same version # (https://github.com/openSUSE/libsolv/issues/287) # - In general, the query already contains both the new and installed versions but not always. # If repository-packages command is used, the installed packages are filtered out because they are from # the @system repo. We need to add them back in. # - However we need to add installed versions of just the packages that are being upgraded. We don't want # to add all installed packages because it could increase the number of solutions for the transaction # (especially without --best) and since libsolv prefers the smallest possible upgrade it could result # in no upgrade even if there is one available. This is a problem in general but its critical with # --security transactions (https://bugzilla.redhat.com/show_bug.cgi?id=2097757) # - We want to add only the latest versions of installed packages, this is specifically for installonly # packages. Otherwise if for example kernel-1 and kernel-3 were installed and present in the # transaction libsolv could decide to install kernel-2 because it is an upgrade for kernel-1 even # though we don't want it because there already is a newer version present. query = query.union(installed_all.latest().filter(name=[pkg.name for pkg in query])) sltr = dnf.selector.Selector(self.sack) sltr.set(pkg=query) self._goal.upgrade(select=sltr) return 1 def upgrade(self, pkg_spec, reponame=None): # :api subj = dnf.subject.Subject(pkg_spec) solution = subj.get_best_solution(self.sack) q = solution["query"] if q: wildcard = dnf.util.is_glob_pattern(pkg_spec) # wildcard shouldn't print not installed packages # only solution with nevra.name provide packages with same name if not wildcard and solution['nevra'] and solution['nevra'].name: pkg_name = solution['nevra'].name installed = self.sack.query().installed().apply() obsoleters = q.filter(obsoletes=installed) \ if self.conf.obsoletes else self.sack.query().filterm(empty=True) if not obsoleters: installed_name = installed.filter(name=pkg_name).apply() if not installed_name: msg = _('Package %s available, but not installed.') logger.warning(msg, pkg_name) raise dnf.exceptions.PackagesNotInstalledError( _('No match for argument: %s') % pkg_spec, pkg_spec) elif solution['nevra'].arch and not dnf.util.is_glob_pattern(solution['nevra'].arch): if not installed_name.filterm(arch=solution['nevra'].arch): msg = _('Package %s available, but installed for different architecture.') logger.warning(msg, "{}.{}".format(pkg_name, solution['nevra'].arch)) obsoletes = self.conf.obsoletes and solution['nevra'] \ and solution['nevra'].has_just_name() return self._upgrade_internal(q, obsoletes, reponame, pkg_spec) raise dnf.exceptions.MarkingError(_('No match for argument: %s') % pkg_spec, pkg_spec) def upgrade_all(self, reponame=None): # :api # provide only available packages to solver to trigger targeted upgrade # possibilities will be ignored # usage of selected packages will unify dnf behavior with other upgrade functions return self._upgrade_internal( self.sack.query(), self.conf.obsoletes, reponame, pkg_spec=None) def distro_sync(self, pkg_spec=None): if pkg_spec is None: self._goal.distupgrade_all() else: subject = dnf.subject.Subject(pkg_spec) solution = subject.get_best_solution(self.sack, with_src=False) solution["query"].filterm(reponame__neq=hawkey.SYSTEM_REPO_NAME) sltrs = subject._get_best_selectors(self, solution=solution, obsoletes=self.conf.obsoletes, reports=True) if not sltrs: logger.info(_('No package %s installed.'), pkg_spec) return 0 for sltr in sltrs: self._goal.distupgrade(select=sltr) return 1 def autoremove(self, forms=None, pkg_specs=None, grp_specs=None, filenames=None): # :api """Removes all 'leaf' packages from the system that were originally installed as dependencies of user-installed packages but which are no longer required by any such package.""" if any([grp_specs, pkg_specs, filenames]): pkg_specs += filenames done = False # Remove groups. if grp_specs and forms: for grp_spec in grp_specs: msg = _('Not a valid form: %s') logger.warning(msg, grp_spec) elif grp_specs: if self.env_group_remove(grp_specs): done = True for pkg_spec in pkg_specs: try: self.remove(pkg_spec, forms=forms) except dnf.exceptions.MarkingError as e: logger.info(str(e)) else: done = True if not done: logger.warning(_('No packages marked for removal.')) else: pkgs = self.sack.query()._unneeded(self.history.swdb, debug_solver=self.conf.debug_solver) for pkg in pkgs: self.package_remove(pkg) def remove(self, pkg_spec, reponame=None, forms=None): # :api """Mark the specified package for removal.""" matches = dnf.subject.Subject(pkg_spec).get_best_query(self.sack, forms=forms) installed = [ pkg for pkg in matches.installed() if reponame is None or self.history.repo(pkg) == reponame] if not installed: self._raise_package_not_installed_error(pkg_spec, forms, reponame) clean_deps = self.conf.clean_requirements_on_remove for pkg in installed: self._goal.erase(pkg, clean_deps=clean_deps) return len(installed) def reinstall(self, pkg_spec, old_reponame=None, new_reponame=None, new_reponame_neq=None, remove_na=False): subj = dnf.subject.Subject(pkg_spec) q = subj.get_best_query(self.sack) installed_pkgs = [ pkg for pkg in q.installed() if old_reponame is None or self.history.repo(pkg) == old_reponame] available_q = q.available() if new_reponame is not None: available_q.filterm(reponame=new_reponame) if new_reponame_neq is not None: available_q.filterm(reponame__neq=new_reponame_neq) available_nevra2pkg = dnf.query._per_nevra_dict(available_q) if not installed_pkgs: raise dnf.exceptions.PackagesNotInstalledError( 'no package matched', pkg_spec, available_nevra2pkg.values()) cnt = 0 clean_deps = self.conf.clean_requirements_on_remove for installed_pkg in installed_pkgs: try: available_pkg = available_nevra2pkg[ucd(installed_pkg)] except KeyError: if not remove_na: continue self._goal.erase(installed_pkg, clean_deps=clean_deps) else: self._goal.install(available_pkg) cnt += 1 if cnt == 0: raise dnf.exceptions.PackagesNotAvailableError( 'no package matched', pkg_spec, installed_pkgs) return cnt def downgrade(self, pkg_spec): # :api """Mark a package to be downgraded. This is equivalent to first removing the currently installed package, and then installing an older version. """ return self.downgrade_to(pkg_spec) def downgrade_to(self, pkg_spec, strict=False): """Downgrade to specific version if specified otherwise downgrades to one version lower than the package installed. """ subj = dnf.subject.Subject(pkg_spec) q = subj.get_best_query(self.sack) if not q: msg = _('No match for argument: %s') % pkg_spec raise dnf.exceptions.PackageNotFoundError(msg, pkg_spec) done = 0 available_pkgs = q.available() available_pkg_names = list(available_pkgs._name_dict().keys()) q_installed = self.sack.query().installed().filterm(name=available_pkg_names) if len(q_installed) == 0: msg = _('Packages for argument %s available, but not installed.') % pkg_spec raise dnf.exceptions.PackagesNotInstalledError(msg, pkg_spec, available_pkgs) for pkg_name in q_installed._name_dict().keys(): downgrade_pkgs = available_pkgs.downgrades().filter(name=pkg_name) if not downgrade_pkgs: msg = _("Package %s of lowest version already installed, cannot downgrade it.") logger.warning(msg, pkg_name) continue sltr = dnf.selector.Selector(self.sack) sltr.set(pkg=downgrade_pkgs) self._goal.install(select=sltr, optional=(not strict)) done = 1 return done def provides(self, provides_spec): providers = self.sack.query().filterm(file__glob=provides_spec) if providers: return providers, [provides_spec] providers = dnf.query._by_provides(self.sack, provides_spec) if providers: return providers, [provides_spec] if provides_spec.startswith('/bin/') or provides_spec.startswith('/sbin/'): # compatibility for packages that didn't do UsrMove binary_provides = ['/usr' + provides_spec] elif provides_spec.startswith('/'): # provides_spec is a file path return providers, [provides_spec] else: # suppose that provides_spec is a command, search in /usr/sbin/ binary_provides = [prefix + provides_spec for prefix in ['/bin/', '/sbin/', '/usr/bin/', '/usr/sbin/']] return self.sack.query().filterm(file__glob=binary_provides), binary_provides def add_security_filters(self, cmp_type, types=(), advisory=(), bugzilla=(), cves=(), severity=()): # :api """ It modifies results of install, upgrade, and distrosync methods according to provided filters. :param cmp_type: only 'eq' or 'gte' allowed :param types: List or tuple with strings. E.g. 'bugfix', 'enhancement', 'newpackage', 'security' :param advisory: List or tuple with strings. E.g.Eg. FEDORA-2201-123 :param bugzilla: List or tuple with strings. Include packages that fix a Bugzilla ID, Eg. 123123. :param cves: List or tuple with strings. Include packages that fix a CVE (Common Vulnerabilities and Exposures) ID. Eg. CVE-2201-0123 :param severity: List or tuple with strings. Includes packages that provide a fix for an issue of the specified severity. """ cmp_dict = {'eq': '__eqg', 'gte': '__eqg__gt'} if cmp_type not in cmp_dict: raise ValueError("Unsupported value for `cmp_type`") cmp = cmp_dict[cmp_type] if types: key = 'advisory_type' + cmp self._update_security_options.setdefault(key, set()).update(types) if advisory: key = 'advisory' + cmp self._update_security_options.setdefault(key, set()).update(advisory) if bugzilla: key = 'advisory_bug' + cmp self._update_security_options.setdefault(key, set()).update(bugzilla) if cves: key = 'advisory_cve' + cmp self._update_security_options.setdefault(key, set()).update(cves) if severity: key = 'advisory_severity' + cmp self._update_security_options.setdefault(key, set()).update(severity) def reset_security_filters(self): # :api """ Reset all security filters """ self._update_security_options = {} def _merge_update_filters(self, q, pkg_spec=None, warning=True, upgrade=False): """ Merge Queries in _update_filters and return intersection with q Query @param q: Query @return: Query """ if not (self._update_security_options or self._update_security_filters) or not q: return q merged_queries = self.sack.query().filterm(empty=True) if self._update_security_filters: for query in self._update_security_filters: merged_queries = merged_queries.union(query) self._update_security_filters = [merged_queries] if self._update_security_options: for filter_name, values in self._update_security_options.items(): if upgrade: filter_name = filter_name + '__upgrade' kwargs = {filter_name: values} merged_queries = merged_queries.union(q.filter(**kwargs)) merged_queries = q.intersection(merged_queries) if not merged_queries: if warning: q = q.upgrades() count = len(q._name_dict().keys()) if count > 0: if pkg_spec is None: msg1 = _("No security updates needed, but {} update " "available").format(count) msg2 = _("No security updates needed, but {} updates " "available").format(count) logger.warning(P_(msg1, msg2, count)) else: msg1 = _('No security updates needed for "{}", but {} ' 'update available').format(pkg_spec, count) msg2 = _('No security updates needed for "{}", but {} ' 'updates available').format(pkg_spec, count) logger.warning(P_(msg1, msg2, count)) return merged_queries def _get_key_for_package(self, po, askcb=None, fullaskcb=None): """Retrieve a key for a package. If needed, use the given callback to prompt whether the key should be imported. :param po: the package object to retrieve the key of :param askcb: Callback function to use to ask permission to import a key. The arguments *askcb* should take are the package object, the userid of the key, and the keyid :param fullaskcb: Callback function to use to ask permission to import a key. This differs from *askcb* in that it gets passed a dictionary so that we can expand the values passed. :raises: :class:`dnf.exceptions.Error` if there are errors retrieving the keys """ if po._from_cmdline: # raise an exception, because po.repoid is not in self.repos msg = _('Unable to retrieve a key for a commandline package: %s') raise ValueError(msg % po) repo = self.repos[po.repoid] key_installed = repo.id in self._repo_set_imported_gpg_keys keyurls = [] if key_installed else repo.gpgkey def _prov_key_data(msg): msg += _('. Failing package is: %s') % (po) + '\n ' msg += _('GPG Keys are configured as: %s') % \ (', '.join(repo.gpgkey)) return msg user_cb_fail = False self._repo_set_imported_gpg_keys.add(repo.id) for keyurl in keyurls: keys = dnf.crypto.retrieve(keyurl, repo) for info in keys: # Check if key is already installed if misc.keyInstalled(self._ts, info.rpm_id, info.timestamp) >= 0: msg = _('GPG key at %s (0x%s) is already installed') logger.info(msg, keyurl, info.short_id) continue # DNS Extension: create a key object, pass it to the verification class # and print its result as an advice to the user. if self.conf.gpgkey_dns_verification: dns_input_key = dnf.dnssec.KeyInfo.from_rpm_key_object(info.userid, info.raw_key) dns_result = dnf.dnssec.DNSSECKeyVerification.verify(dns_input_key) logger.info(dnf.dnssec.nice_user_msg(dns_input_key, dns_result)) # Try installing/updating GPG key info.url = keyurl if self.conf.gpgkey_dns_verification: dnf.crypto.log_dns_key_import(info, dns_result) else: dnf.crypto.log_key_import(info) rc = False if self.conf.assumeno: rc = False elif self.conf.assumeyes: # DNS Extension: We assume, that the key is trusted in case it is valid, # its existence is explicitly denied or in case the domain is not signed # and therefore there is no way to know for sure (this is mainly for # backward compatibility) # FAQ: # * What is PROVEN_NONEXISTENCE? # In DNSSEC, your domain does not need to be signed, but this state # (not signed) has to be proven by the upper domain. e.g. when example.com. # is not signed, com. servers have to sign the message, that example.com. # does not have any signing key (KSK to be more precise). if self.conf.gpgkey_dns_verification: if dns_result in (dnf.dnssec.Validity.VALID, dnf.dnssec.Validity.PROVEN_NONEXISTENCE): rc = True logger.info(dnf.dnssec.any_msg(_("The key has been approved."))) else: rc = False logger.info(dnf.dnssec.any_msg(_("The key has been rejected."))) else: rc = True # grab the .sig/.asc for the keyurl, if it exists if it # does check the signature on the key if it is signed by # one of our ca-keys for this repo or the global one then # rc = True else ask as normal. elif fullaskcb: rc = fullaskcb({"po": po, "userid": info.userid, "hexkeyid": info.short_id, "keyurl": keyurl, "fingerprint": info.fingerprint, "timestamp": info.timestamp}) elif askcb: rc = askcb(po, info.userid, info.short_id) if not rc: user_cb_fail = True continue # Import the key # If rpm.RPMTRANS_FLAG_TEST in self._ts, gpg keys cannot be imported successfully # therefore the flag was removed for import operation test_flag = self._ts.isTsFlagSet(rpm.RPMTRANS_FLAG_TEST) if test_flag: orig_flags = self._ts.getTsFlags() self._ts.setFlags(orig_flags - rpm.RPMTRANS_FLAG_TEST) result = self._ts.pgpImportPubkey(misc.procgpgkey(info.raw_key)) if test_flag: self._ts.setFlags(orig_flags) if result != 0: msg = _('Key import failed (code %d)') % result raise dnf.exceptions.Error(_prov_key_data(msg)) logger.info(_('Key imported successfully')) key_installed = True if not key_installed and user_cb_fail: raise dnf.exceptions.Error(_("Didn't install any keys")) if not key_installed: msg = _('The GPG keys listed for the "%s" repository are ' 'already installed but they are not correct for this ' 'package.\n' 'Check that the correct key URLs are configured for ' 'this repository.') % repo.name raise dnf.exceptions.Error(_prov_key_data(msg)) # Check if the newly installed keys helped result, errmsg = self._sig_check_pkg(po) if result != 0: if keyurls: msg = _("Import of key(s) didn't help, wrong key(s)?") logger.info(msg) errmsg = ucd(errmsg) raise dnf.exceptions.Error(_prov_key_data(errmsg)) def package_import_key(self, pkg, askcb=None, fullaskcb=None): # :api """Retrieve a key for a package. If needed, use the given callback to prompt whether the key should be imported. :param pkg: the package object to retrieve the key of :param askcb: Callback function to use to ask permission to import a key. The arguments *askcb* should take are the package object, the userid of the key, and the keyid :param fullaskcb: Callback function to use to ask permission to import a key. This differs from *askcb* in that it gets passed a dictionary so that we can expand the values passed. :raises: :class:`dnf.exceptions.Error` if there are errors retrieving the keys """ self._get_key_for_package(pkg, askcb, fullaskcb) def _run_rpm_check(self): results = [] self._ts.check() for prob in self._ts.problems(): # Newer rpm (4.8.0+) has problem objects, older have just strings. # Should probably move to using the new objects, when we can. For # now just be compatible. results.append(ucd(prob)) return results def urlopen(self, url, repo=None, mode='w+b', **kwargs): # :api """ Open the specified absolute url, return a file object which respects proxy setting even for non-repo downloads """ return dnf.util._urlopen(url, self.conf, repo, mode, **kwargs) def _get_installonly_query(self, q=None): if q is None: q = self._sack.query(flags=hawkey.IGNORE_EXCLUDES) installonly = q.filter(provides=self.conf.installonlypkgs) return installonly def _report_icase_hint(self, pkg_spec): subj = dnf.subject.Subject(pkg_spec, ignore_case=True) solution = subj.get_best_solution(self.sack, with_nevra=True, with_provides=False, with_filenames=False) if solution['query'] and solution['nevra'] and solution['nevra'].name and \ pkg_spec != solution['query'][0].name: logger.info(_(" * Maybe you meant: {}").format(solution['query'][0].name)) def _select_remote_pkgs(self, install_pkgs): """ Check checksum of packages from local repositories and returns list packages from remote repositories that will be downloaded. Packages from commandline are skipped. :param install_pkgs: list of packages :return: list of remote pkgs """ def _verification_of_packages(pkg_list, logger_msg): all_packages_verified = True for pkg in pkg_list: pkg_successfully_verified = False try: pkg_successfully_verified = pkg.verifyLocalPkg() except Exception as e: logger.critical(str(e)) if pkg_successfully_verified is not True: logger.critical(logger_msg.format(pkg, pkg.reponame)) all_packages_verified = False return all_packages_verified remote_pkgs = [] local_repository_pkgs = [] for pkg in install_pkgs: if pkg._is_local_pkg(): if pkg.reponame != hawkey.CMDLINE_REPO_NAME: local_repository_pkgs.append(pkg) else: remote_pkgs.append(pkg) msg = _('Package "{}" from local repository "{}" has incorrect checksum') if not _verification_of_packages(local_repository_pkgs, msg): raise dnf.exceptions.Error( _("Some packages from local repository have incorrect checksum")) if self.conf.cacheonly: msg = _('Package "{}" from repository "{}" has incorrect checksum') if not _verification_of_packages(remote_pkgs, msg): raise dnf.exceptions.Error( _('Some packages have invalid cache, but cannot be downloaded due to ' '"--cacheonly" option')) remote_pkgs = [] return remote_pkgs, local_repository_pkgs def _report_already_installed(self, packages): for pkg in packages: _msg_installed(pkg) def _raise_package_not_found_error(self, pkg_spec, forms, reponame): all_query = self.sack.query(flags=hawkey.IGNORE_EXCLUDES) subject = dnf.subject.Subject(pkg_spec) solution = subject.get_best_solution( self.sack, forms=forms, with_src=False, query=all_query) if reponame is not None: solution['query'].filterm(reponame=reponame) if not solution['query']: raise dnf.exceptions.PackageNotFoundError(_('No match for argument'), pkg_spec) else: with_regular_query = self.sack.query(flags=hawkey.IGNORE_REGULAR_EXCLUDES) with_regular_query = solution['query'].intersection(with_regular_query) # Modular filtering is applied on a package set that already has regular excludes # filtered out. So if a package wasn't filtered out by regular excludes, it must have # been filtered out by modularity. if with_regular_query: msg = _('All matches were filtered out by exclude filtering for argument') else: msg = _('All matches were filtered out by modular filtering for argument') raise dnf.exceptions.PackageNotFoundError(msg, pkg_spec) def _raise_package_not_installed_error(self, pkg_spec, forms, reponame): all_query = self.sack.query(flags=hawkey.IGNORE_EXCLUDES).installed() subject = dnf.subject.Subject(pkg_spec) solution = subject.get_best_solution( self.sack, forms=forms, with_src=False, query=all_query) if not solution['query']: raise dnf.exceptions.PackagesNotInstalledError(_('No match for argument'), pkg_spec) if reponame is not None: installed = [pkg for pkg in solution['query'] if self.history.repo(pkg) == reponame] else: installed = solution['query'] if not installed: msg = _('All matches were installed from a different repository for argument') else: msg = _('All matches were filtered out by exclude filtering for argument') raise dnf.exceptions.PackagesNotInstalledError(msg, pkg_spec) def setup_loggers(self): # :api """ Setup DNF file loggers based on given configuration file. The loggers are set the same way as if DNF was run from CLI. """ self._logging._setup_from_dnf_conf(self.conf, file_loggers_only=True) def _skipped_packages(self, report_problems, transaction): """returns set of conflicting packages and set of packages with broken dependency that would be additionally installed when --best and --allowerasing""" if self._goal.actions & (hawkey.INSTALL | hawkey.UPGRADE | hawkey.UPGRADE_ALL): best = True else: best = False ng = deepcopy(self._goal) params = {"allow_uninstall": self._allow_erasing, "force_best": best, "ignore_weak": True} ret = ng.run(**params) if not ret and report_problems: msg = dnf.util._format_resolve_problems(ng.problem_rules()) logger.warning(msg) problem_conflicts = set(ng.problem_conflicts(available=True)) problem_dependency = set(ng.problem_broken_dependency(available=True)) - problem_conflicts def _nevra(item): return hawkey.NEVRA(name=item.name, epoch=item.epoch, version=item.version, release=item.release, arch=item.arch) # Sometimes, pkg is not in transaction item, therefore, comparing by nevra transaction_nevras = [_nevra(tsi) for tsi in transaction] skipped_conflicts = set( [pkg for pkg in problem_conflicts if _nevra(pkg) not in transaction_nevras]) skipped_dependency = set( [pkg for pkg in problem_dependency if _nevra(pkg) not in transaction_nevras]) return skipped_conflicts, skipped_dependency def _msg_installed(pkg): name = ucd(pkg) msg = _('Package %s is already installed.') logger.info(msg, name)
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