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Editing: updateinfo.py
# updateinfo.py # UpdateInfo CLI command. # # Copyright (C) 2014-2016 Red Hat, Inc. # # This copyrighted material is made available to anyone wishing to use, # modify, copy, or redistribute it subject to the terms and conditions of # the GNU General Public License v.2, or (at your option) any later version. # This program is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY expressed or implied, including the implied warranties of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General # Public License for more details. You should have received a copy of the # GNU General Public License along with this program; if not, write to the # Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA # 02110-1301, USA. Any Red Hat trademarks that are incorporated in the # source code or documentation are not subject to the GNU General Public # License and may only be used or replicated with the express permission of # Red Hat, Inc. # """UpdateInfo CLI command.""" from __future__ import absolute_import from __future__ import print_function from __future__ import unicode_literals import collections import fnmatch import hawkey from dnf.cli import commands from dnf.cli.option_parser import OptionParser from dnf.i18n import _, exact_width from dnf.pycomp import unicode def _maxlen(iterable): """Return maximum length of items in a non-empty iterable.""" return max(exact_width(item) for item in iterable) class UpdateInfoCommand(commands.Command): """Implementation of the UpdateInfo command.""" TYPE2LABEL = {hawkey.ADVISORY_BUGFIX: _('bugfix'), hawkey.ADVISORY_ENHANCEMENT: _('enhancement'), hawkey.ADVISORY_SECURITY: _('security'), hawkey.ADVISORY_UNKNOWN: _('unknown'), hawkey.ADVISORY_NEWPACKAGE: _('newpackage')} SECURITY2LABEL = {'Critical': _('Critical/Sec.'), 'Important': _('Important/Sec.'), 'Moderate': _('Moderate/Sec.'), 'Low': _('Low/Sec.')} direct_commands = {'list-updateinfo' : 'list', 'list-security' : 'list', 'list-sec' : 'list', 'info-updateinfo' : 'info', 'info-security' : 'info', 'info-sec' : 'info', 'summary-updateinfo' : 'summary'} aliases = ['updateinfo'] + list(direct_commands.keys()) summary = _('display advisories about packages') availability_default = 'available' availabilities = ['installed', 'updates', 'all', availability_default] def __init__(self, cli): """Initialize the command.""" super(UpdateInfoCommand, self).__init__(cli) self._installed_query = None @staticmethod def set_argparser(parser): availability = parser.add_mutually_exclusive_group() availability.add_argument( "--available", dest='_availability', const='available', action='store_const', help=_("advisories about newer versions of installed packages (default)")) availability.add_argument( "--installed", dest='_availability', const='installed', action='store_const', help=_("advisories about equal and older versions of installed packages")) availability.add_argument( "--updates", dest='_availability', const='updates', action='store_const', help=_("advisories about newer versions of those installed packages " "for which a newer version is available")) availability.add_argument( "--all", dest='_availability', const='all', action='store_const', help=_("advisories about any versions of installed packages")) cmds = ['summary', 'list', 'info'] output_format = parser.add_mutually_exclusive_group() output_format.add_argument("--summary", dest='_spec_action', const='summary', action='store_const', help=_('show summary of advisories (default)')) output_format.add_argument("--list", dest='_spec_action', const='list', action='store_const', help=_('show list of advisories')) output_format.add_argument("--info", dest='_spec_action', const='info', action='store_const', help=_('show info of advisories')) parser.add_argument("--with-cve", dest='with_cve', default=False, action='store_true', help=_('show only advisories with CVE reference')) parser.add_argument("--with-bz", dest='with_bz', default=False, action='store_true', help=_('show only advisories with bugzilla reference')) parser.add_argument('spec', nargs='*', metavar='SPEC', choices=cmds, default=cmds[0], action=OptionParser.PkgNarrowCallback, help=_("Package specification")) def configure(self): """Do any command-specific configuration based on command arguments.""" self.cli.demands.available_repos = True self.cli.demands.sack_activation = True if self.opts.command in self.direct_commands: # we were called with direct command self.opts.spec_action = self.direct_commands[self.opts.command] else: if self.opts._spec_action: self.opts.spec_action = self.opts._spec_action if self.opts._availability: self.opts.availability = self.opts._availability else: # yum compatibility - search for all|available|installed|updates in spec[0] if not self.opts.spec or self.opts.spec[0] not in self.availabilities: self.opts.availability = self.availability_default else: self.opts.availability = self.opts.spec.pop(0) # filtering by advisory types (security/bugfix/enhancement/newpackage) self.opts._advisory_types = set() if self.opts.bugfix: self.opts._advisory_types.add(hawkey.ADVISORY_BUGFIX) if self.opts.enhancement: self.opts._advisory_types.add(hawkey.ADVISORY_ENHANCEMENT) if self.opts.newpackage: self.opts._advisory_types.add(hawkey.ADVISORY_NEWPACKAGE) if self.opts.security: self.opts._advisory_types.add(hawkey.ADVISORY_SECURITY) # yum compatibility - yum accepts types also as positional arguments if self.opts.spec: spec = self.opts.spec.pop(0) if spec == 'bugfix': self.opts._advisory_types.add(hawkey.ADVISORY_BUGFIX) elif spec == 'enhancement': self.opts._advisory_types.add(hawkey.ADVISORY_ENHANCEMENT) elif spec in ('security', 'sec'): self.opts._advisory_types.add(hawkey.ADVISORY_SECURITY) elif spec == 'newpackage': self.opts._advisory_types.add(hawkey.ADVISORY_NEWPACKAGE) elif spec in ('bugzillas', 'bzs'): self.opts.with_bz = True elif spec == 'cves': self.opts.with_cve = True else: self.opts.spec.insert(0, spec) if self.opts.advisory: self.opts.spec.extend(self.opts.advisory) def run(self): """Execute the command with arguments.""" if self.opts.availability == 'installed': apkg_adv_insts = self.installed_apkg_adv_insts(self.opts.spec) description = _('installed') elif self.opts.availability == 'updates': apkg_adv_insts = self.updating_apkg_adv_insts(self.opts.spec) description = _('updates') elif self.opts.availability == 'all': apkg_adv_insts = self.all_apkg_adv_insts(self.opts.spec) description = _('all') else: apkg_adv_insts = self.available_apkg_adv_insts(self.opts.spec) description = _('available') if self.opts.spec_action == 'list': self.display_list(apkg_adv_insts) elif self.opts.spec_action == 'info': self.display_info(apkg_adv_insts) else: self.display_summary(apkg_adv_insts, description) def _newer_equal_installed(self, apackage): if self._installed_query is None: self._installed_query = self.base.sack.query().installed().apply() q = self._installed_query.filter(name=apackage.name, evr__gte=apackage.evr) return len(q) > 0 def _advisory_matcher(self, advisory): if not self.opts._advisory_types \ and not self.opts.spec \ and not self.opts.severity \ and not self.opts.bugzilla \ and not self.opts.cves \ and not self.opts.with_cve \ and not self.opts.with_bz: return True if advisory.type in self.opts._advisory_types: return True if any(fnmatch.fnmatchcase(advisory.id, pat) for pat in self.opts.spec): return True if self.opts.severity and advisory.severity in self.opts.severity: return True if self.opts.bugzilla and any([advisory.match_bug(bug) for bug in self.opts.bugzilla]): return True if self.opts.cves and any([advisory.match_cve(cve) for cve in self.opts.cves]): return True if self.opts.with_cve: if any([ref.type == hawkey.REFERENCE_CVE for ref in advisory.references]): return True if self.opts.with_bz: if any([ref.type == hawkey.REFERENCE_BUGZILLA for ref in advisory.references]): return True return False def _apackage_advisory_installed(self, pkgs_query, cmptype, specs): """Return (adv. package, advisory, installed) triplets.""" for apackage in pkgs_query.get_advisory_pkgs(cmptype): advisory = apackage.get_advisory(self.base.sack) advisory_match = self._advisory_matcher(advisory) apackage_match = any(fnmatch.fnmatchcase(apackage.name, pat) for pat in self.opts.spec) if advisory_match or apackage_match: installed = self._newer_equal_installed(apackage) yield apackage, advisory, installed def running_kernel_pkgs(self): """Return query containing packages of currently running kernel""" sack = self.base.sack q = sack.query().filterm(empty=True) kernel = sack.get_running_kernel() if kernel: q = q.union(sack.query().filterm(sourcerpm=kernel.sourcerpm)) return q def available_apkg_adv_insts(self, specs): """Return available (adv. package, adv., inst.) triplets""" # check advisories for the latest installed packages q = self.base.sack.query().installed().latest(1) # plus packages of the running kernel q = q.union(self.running_kernel_pkgs().installed()) return self._apackage_advisory_installed(q, hawkey.GT, specs) def installed_apkg_adv_insts(self, specs): """Return installed (adv. package, adv., inst.) triplets""" return self._apackage_advisory_installed( self.base.sack.query().installed(), hawkey.LT | hawkey.EQ, specs) def updating_apkg_adv_insts(self, specs): """Return updating (adv. package, adv., inst.) triplets""" return self._apackage_advisory_installed( self.base.sack.query().filterm(upgradable=True), hawkey.GT, specs) def all_apkg_adv_insts(self, specs): """Return installed (adv. package, adv., inst.) triplets""" return self._apackage_advisory_installed( self.base.sack.query().installed(), hawkey.LT | hawkey.EQ | hawkey.GT, specs) def _summary(self, apkg_adv_insts): """Make the summary of advisories.""" # Remove duplicate advisory IDs. We assume that the ID is unique within # a repository and two advisories with the same IDs in different # repositories must have the same type. id2type = {} for (apkg, advisory, installed) in apkg_adv_insts: id2type[advisory.id] = advisory.type if advisory.type == hawkey.ADVISORY_SECURITY: id2type[(advisory.id, advisory.severity)] = (advisory.type, advisory.severity) return collections.Counter(id2type.values()) def display_summary(self, apkg_adv_insts, description): """Display the summary of advisories.""" typ2cnt = self._summary(apkg_adv_insts) if typ2cnt: print(_('Updates Information Summary: ') + description) # Convert types to strings and order the entries. label_counts = [ (0, _('New Package notice(s)'), typ2cnt[hawkey.ADVISORY_NEWPACKAGE]), (0, _('Security notice(s)'), typ2cnt[hawkey.ADVISORY_SECURITY]), (1, _('Critical Security notice(s)'), typ2cnt[(hawkey.ADVISORY_SECURITY, 'Critical')]), (1, _('Important Security notice(s)'), typ2cnt[(hawkey.ADVISORY_SECURITY, 'Important')]), (1, _('Moderate Security notice(s)'), typ2cnt[(hawkey.ADVISORY_SECURITY, 'Moderate')]), (1, _('Low Security notice(s)'), typ2cnt[(hawkey.ADVISORY_SECURITY, 'Low')]), (1, _('Unknown Security notice(s)'), typ2cnt[(hawkey.ADVISORY_SECURITY, None)]), (0, _('Bugfix notice(s)'), typ2cnt[hawkey.ADVISORY_BUGFIX]), (0, _('Enhancement notice(s)'), typ2cnt[hawkey.ADVISORY_ENHANCEMENT]), (0, _('other notice(s)'), typ2cnt[hawkey.ADVISORY_UNKNOWN])] width = _maxlen(unicode(v[2]) for v in label_counts if v[2]) for indent, label, count in label_counts: if not count: continue print(' %*s %s' % (width + 4 * indent, unicode(count), label)) if self.base.conf.autocheck_running_kernel: self.cli._check_running_kernel() def display_list(self, apkg_adv_insts): """Display the list of advisories.""" def inst2mark(inst): if not self.opts.availability == 'all': return '' elif inst: return 'i ' else: return ' ' def type2label(typ, sev): if typ == hawkey.ADVISORY_SECURITY: return self.SECURITY2LABEL.get(sev, _('Unknown/Sec.')) else: return self.TYPE2LABEL.get(typ, _('unknown')) nevra_inst_dict = dict() for apkg, advisory, installed in apkg_adv_insts: nevra = '%s-%s.%s' % (apkg.name, apkg.evr, apkg.arch) if self.opts.with_cve or self.opts.with_bz: for ref in advisory.references: if ref.type == hawkey.REFERENCE_BUGZILLA and not self.opts.with_bz: continue elif ref.type == hawkey.REFERENCE_CVE and not self.opts.with_cve: continue nevra_inst_dict.setdefault((nevra, installed, advisory.updated), dict())[ref.id] = ( advisory.type, advisory.severity) else: nevra_inst_dict.setdefault((nevra, installed, advisory.updated), dict())[advisory.id] = ( advisory.type, advisory.severity) advlist = [] # convert types to labels, find max len of advisory IDs and types idw = tlw = nw = 0 for (nevra, inst, aupdated), id2type in sorted(nevra_inst_dict.items(), key=lambda x: x[0]): nw = max(nw, len(nevra)) for aid, atypesev in id2type.items(): idw = max(idw, len(aid)) label = type2label(*atypesev) tlw = max(tlw, len(label)) advlist.append((inst2mark(inst), aid, label, nevra, aupdated)) for (inst, aid, label, nevra, aupdated) in advlist: if self.base.conf.verbose: print('%s%-*s %-*s %-*s %s' % (inst, idw, aid, tlw, label, nw, nevra, aupdated)) else: print('%s%-*s %-*s %s' % (inst, idw, aid, tlw, label, nevra)) def display_info(self, apkg_adv_insts): """Display the details about available advisories.""" arches = self.base.sack.list_arches() verbose = self.base.conf.verbose labels = (_('Update ID'), _('Type'), _('Updated'), _('Bugs'), _('CVEs'), _('Description'), _('Severity'), _('Rights'), _('Files'), _('Installed')) def advisory2info(advisory, installed): attributes = [ [advisory.id], [self.TYPE2LABEL.get(advisory.type, _('unknown'))], [unicode(advisory.updated)], [], [], (advisory.description or '').splitlines(), [advisory.severity], (advisory.rights or '').splitlines(), sorted(set(pkg.filename for pkg in advisory.packages if pkg.arch in arches)), None] for ref in advisory.references: if ref.type == hawkey.REFERENCE_BUGZILLA: attributes[3].append('{} - {}'.format(ref.id, ref.title or '')) elif ref.type == hawkey.REFERENCE_CVE: attributes[4].append(ref.id) attributes[3].sort() attributes[4].sort() if not verbose: attributes[7] = None attributes[8] = None if self.opts.availability == 'all': attributes[9] = [_('true') if installed else _('false')] width = _maxlen(labels) lines = [] lines.append('=' * 79) lines.append(' ' + advisory.title) lines.append('=' * 79) for label, atr_lines in zip(labels, attributes): if atr_lines in (None, [None]): continue for i, line in enumerate(atr_lines): key = label if i == 0 else '' key_padding = width - exact_width(key) lines.append('%*s%s: %s' % (key_padding, "", key, line)) return '\n'.join(lines) advisories = set() for apkg, advisory, installed in apkg_adv_insts: advisories.add(advisory2info(advisory, installed)) print("\n\n".join(sorted(advisories, key=lambda x: x.lower())))
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