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proc
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usr
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python3.6
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site-packages
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dnf
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files >> //proc/thread-self/root/proc/thread-self/root/usr/lib/python3.6/site-packages/dnf/comps.py
# comps.py # Interface to libcomps. # # Copyright (C) 2013-2018 Red Hat, Inc. # # This copyrighted material is made available to anyone wishing to use, # modify, copy, or redistribute it subject to the terms and conditions of # the GNU General Public License v.2, or (at your option) any later version. # This program is distributed in the hope that it will be useful, but WITHOUT # ANY WARRANTY expressed or implied, including the implied warranties of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General # Public License for more details. You should have received a copy of the # GNU General Public License along with this program; if not, write to the # Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA # 02110-1301, USA. Any Red Hat trademarks that are incorporated in the # source code or documentation are not subject to the GNU General Public # License and may only be used or replicated with the express permission of # Red Hat, Inc. # from __future__ import absolute_import from __future__ import print_function from __future__ import unicode_literals import libdnf.transaction from dnf.exceptions import CompsError from dnf.i18n import _, ucd from functools import reduce import dnf.i18n import dnf.util import fnmatch import gettext import itertools import libcomps import locale import logging import operator import re import sys logger = logging.getLogger("dnf") # :api :binformat CONDITIONAL = libdnf.transaction.CompsPackageType_CONDITIONAL DEFAULT = libdnf.transaction.CompsPackageType_DEFAULT MANDATORY = libdnf.transaction.CompsPackageType_MANDATORY OPTIONAL = libdnf.transaction.CompsPackageType_OPTIONAL ALL_TYPES = CONDITIONAL | DEFAULT | MANDATORY | OPTIONAL def _internal_comps_length(comps): collections = (comps.categories, comps.groups, comps.environments) return reduce(operator.__add__, map(len, collections)) def _first_if_iterable(seq): if seq is None: return None return dnf.util.first(seq) def _by_pattern(pattern, case_sensitive, sqn): """Return items from sqn matching either exactly or glob-wise.""" pattern = dnf.i18n.ucd(pattern) exact = {g for g in sqn if g.name == pattern or g.id == pattern} if exact: return exact if case_sensitive: match = re.compile(fnmatch.translate(pattern)).match else: match = re.compile(fnmatch.translate(pattern), flags=re.I).match ret = set() for g in sqn: if match(g.id): ret.add(g) elif g.name is not None and match(g.name): ret.add(g) elif g.ui_name is not None and match(g.ui_name): ret.add(g) return ret def _fn_display_order(group): return sys.maxsize if group.display_order is None else group.display_order def install_or_skip(install_fnc, grp_or_env_id, types, exclude=None, strict=True, exclude_groups=None): """ Installs a group or an environment identified by grp_or_env_id. This method is preserved for API compatibility. It used to catch an exception thrown when a gorup or env was already installed, which is no longer thrown. `install_fnc` has to be Solver._group_install or Solver._environment_install. """ return install_fnc(grp_or_env_id, types, exclude, strict, exclude_groups) class _Langs(object): """Get all usable abbreviations for the current language.""" def __init__(self): self.last_locale = None self.cache = None @staticmethod def _dotted_locale_str(): lcl = locale.getlocale(locale.LC_MESSAGES) if lcl == (None, None): return 'C' return '.'.join(lcl) def get(self): current_locale = self._dotted_locale_str() if self.last_locale == current_locale: return self.cache self.cache = [] locales = [current_locale] if current_locale != 'C': locales.append('C') for l in locales: for nlang in gettext._expand_lang(l): if nlang not in self.cache: self.cache.append(nlang) self.last_locale = current_locale return self.cache class CompsQuery(object): AVAILABLE = 1 INSTALLED = 2 ENVIRONMENTS = 1 GROUPS = 2 def __init__(self, comps, history, kinds, status): self.comps = comps self.history = history self.kinds = kinds self.status = status def _get_groups(self, available, installed): result = set() if self.status & self.AVAILABLE: result.update({i.id for i in available}) if self.status & self.INSTALLED: for i in installed: group = i.getCompsGroupItem() if not group: continue result.add(group.getGroupId()) return result def _get_envs(self, available, installed): result = set() if self.status & self.AVAILABLE: result.update({i.id for i in available}) if self.status & self.INSTALLED: for i in installed: env = i.getCompsEnvironmentItem() if not env: continue result.add(env.getEnvironmentId()) return result def get(self, *patterns): res = dnf.util.Bunch() res.environments = [] res.groups = [] for pat in patterns: envs = grps = [] if self.kinds & self.ENVIRONMENTS: available = self.comps.environments_by_pattern(pat) installed = self.history.env.search_by_pattern(pat) envs = self._get_envs(available, installed) res.environments.extend(envs) if self.kinds & self.GROUPS: available = self.comps.groups_by_pattern(pat) installed = self.history.group.search_by_pattern(pat) grps = self._get_groups(available, installed) res.groups.extend(grps) if not envs and not grps: if self.status == self.INSTALLED: msg = _("Module or Group '%s' is not installed.") % ucd(pat) elif self.status == self.AVAILABLE: msg = _("Module or Group '%s' is not available.") % ucd(pat) else: msg = _("Module or Group '%s' does not exist.") % ucd(pat) raise CompsError(msg) return res class Forwarder(object): def __init__(self, iobj, langs): self._i = iobj self._langs = langs def __getattr__(self, name): return getattr(self._i, name) def _ui_text(self, default, dct): for l in self._langs.get(): t = dct.get(l) if t is not None: return t return default @property def ui_description(self): return self._ui_text(self.desc, self.desc_by_lang) @property def ui_name(self): return self._ui_text(self.name, self.name_by_lang) class Category(Forwarder): # :api def __init__(self, iobj, langs, group_factory): super(Category, self).__init__(iobj, langs) self._group_factory = group_factory def _build_group(self, grp_id): grp = self._group_factory(grp_id.name) if grp is None: msg = "no group '%s' from category '%s'" raise ValueError(msg % (grp_id.name, self.id)) return grp def groups_iter(self): for grp_id in self.group_ids: yield self._build_group(grp_id) @property def groups(self): return list(self.groups_iter()) class Environment(Forwarder): # :api def __init__(self, iobj, langs, group_factory): super(Environment, self).__init__(iobj, langs) self._group_factory = group_factory def _build_group(self, grp_id): grp = self._group_factory(grp_id.name) if grp is None: msg = "no group '%s' from environment '%s'" raise ValueError(msg % (grp_id.name, self.id)) return grp def _build_groups(self, ids): groups = [] for gi in ids: try: groups.append(self._build_group(gi)) except ValueError as e: logger.error(e) return groups def groups_iter(self): for grp_id in itertools.chain(self.group_ids, self.option_ids): try: yield self._build_group(grp_id) except ValueError as e: logger.error(e) @property def mandatory_groups(self): return self._build_groups(self.group_ids) @property def optional_groups(self): return self._build_groups(self.option_ids) class Group(Forwarder): # :api def __init__(self, iobj, langs, pkg_factory): super(Group, self).__init__(iobj, langs) self._pkg_factory = pkg_factory self.selected = iobj.default def _packages_of_type(self, type_): return [pkg for pkg in self.packages if pkg.type == type_] @property def conditional_packages(self): return self._packages_of_type(libcomps.PACKAGE_TYPE_CONDITIONAL) @property def default_packages(self): return self._packages_of_type(libcomps.PACKAGE_TYPE_DEFAULT) def packages_iter(self): # :api return map(self._pkg_factory, self.packages) @property def mandatory_packages(self): return self._packages_of_type(libcomps.PACKAGE_TYPE_MANDATORY) @property def optional_packages(self): return self._packages_of_type(libcomps.PACKAGE_TYPE_OPTIONAL) @property def visible(self): return self._i.uservisible class Package(Forwarder): """Represents comps package data. :api""" _OPT_MAP = { libcomps.PACKAGE_TYPE_CONDITIONAL : CONDITIONAL, libcomps.PACKAGE_TYPE_DEFAULT : DEFAULT, libcomps.PACKAGE_TYPE_MANDATORY : MANDATORY, libcomps.PACKAGE_TYPE_OPTIONAL : OPTIONAL, } def __init__(self, ipkg): self._i = ipkg @property def name(self): # :api return self._i.name @property def option_type(self): # :api return self._OPT_MAP[self.type] class Comps(object): # :api def __init__(self): self._i = libcomps.Comps() self._langs = _Langs() def __len__(self): return _internal_comps_length(self._i) def _build_category(self, icategory): return Category(icategory, self._langs, self._group_by_id) def _build_environment(self, ienvironment): return Environment(ienvironment, self._langs, self._group_by_id) def _build_group(self, igroup): return Group(igroup, self._langs, self._build_package) def _build_package(self, ipkg): return Package(ipkg) def _add_from_xml_filename(self, fn): comps = libcomps.Comps() try: comps.fromxml_f(fn) except libcomps.ParserError: errors = comps.get_last_errors() raise CompsError(' '.join(errors)) self._i += comps @property def categories(self): # :api return list(self.categories_iter()) def category_by_pattern(self, pattern, case_sensitive=False): # :api assert dnf.util.is_string_type(pattern) cats = self.categories_by_pattern(pattern, case_sensitive) return _first_if_iterable(cats) def categories_by_pattern(self, pattern, case_sensitive=False): # :api assert dnf.util.is_string_type(pattern) return _by_pattern(pattern, case_sensitive, self.categories) def categories_iter(self): # :api return (self._build_category(c) for c in self._i.categories) @property def environments(self): # :api return sorted(self.environments_iter(), key=_fn_display_order) def _environment_by_id(self, id): assert dnf.util.is_string_type(id) return dnf.util.first(g for g in self.environments_iter() if g.id == id) def environment_by_pattern(self, pattern, case_sensitive=False): # :api assert dnf.util.is_string_type(pattern) envs = self.environments_by_pattern(pattern, case_sensitive) return _first_if_iterable(envs) def environments_by_pattern(self, pattern, case_sensitive=False): # :api assert dnf.util.is_string_type(pattern) envs = list(self.environments_iter()) found_envs = _by_pattern(pattern, case_sensitive, envs) return sorted(found_envs, key=_fn_display_order) def environments_iter(self): # :api return (self._build_environment(e) for e in self._i.environments) @property def groups(self): # :api return sorted(self.groups_iter(), key=_fn_display_order) def _group_by_id(self, id_): assert dnf.util.is_string_type(id_) return dnf.util.first(g for g in self.groups_iter() if g.id == id_) def group_by_pattern(self, pattern, case_sensitive=False): # :api assert dnf.util.is_string_type(pattern) grps = self.groups_by_pattern(pattern, case_sensitive) return _first_if_iterable(grps) def groups_by_pattern(self, pattern, case_sensitive=False): # :api assert dnf.util.is_string_type(pattern) grps = _by_pattern(pattern, case_sensitive, list(self.groups_iter())) return sorted(grps, key=_fn_display_order) def groups_iter(self): # :api return (self._build_group(g) for g in self._i.groups) class CompsTransPkg(object): def __init__(self, pkg_or_name): if dnf.util.is_string_type(pkg_or_name): # from package name self.basearchonly = False self.name = pkg_or_name self.optional = True self.requires = None elif isinstance(pkg_or_name, libdnf.transaction.CompsGroupPackage): # from swdb package # TODO: self.basearchonly = False # self.basearchonly = pkg_or_name.basearchonly self.name = pkg_or_name.getName() self.optional = pkg_or_name.getPackageType() & libcomps.PACKAGE_TYPE_OPTIONAL # TODO: self.requires = None # self.requires = pkg_or_name.requires else: # from comps package self.basearchonly = pkg_or_name.basearchonly self.name = pkg_or_name.name self.optional = pkg_or_name.type & libcomps.PACKAGE_TYPE_OPTIONAL self.requires = pkg_or_name.requires def __eq__(self, other): return (self.name == other.name and self.basearchonly == self.basearchonly and self.optional == self.optional and self.requires == self.requires) def __str__(self): return self.name def __hash__(self): return hash((self.name, self.basearchonly, self.optional, self.requires)) class TransactionBunch(object): def __init__(self): self._install = set() self._install_opt = set() self._remove = set() self._upgrade = set() def __iadd__(self, other): self._install.update(other._install) self._install_opt.update(other._install_opt) self._upgrade.update(other._upgrade) self._remove = (self._remove | other._remove) - \ self._install - self._install_opt - self._upgrade return self def __len__(self): return len(self.install) + len(self.install_opt) + len(self.upgrade) + len(self.remove) @staticmethod def _set_value(param, val): for item in val: if isinstance(item, CompsTransPkg): param.add(item) else: param.add(CompsTransPkg(item)) @property def install(self): """ Packages to be installed with strict=True - transaction will fail if they cannot be installed due to dependency errors etc. """ return self._install @install.setter def install(self, value): self._set_value(self._install, value) @property def install_opt(self): """ Packages to be installed with strict=False - they will be skipped if they cannot be installed """ return self._install_opt @install_opt.setter def install_opt(self, value): self._set_value(self._install_opt, value) @property def remove(self): return self._remove @remove.setter def remove(self, value): self._set_value(self._remove, value) @property def upgrade(self): return self._upgrade @upgrade.setter def upgrade(self, value): self._set_value(self._upgrade, value) class Solver(object): def __init__(self, history, comps, reason_fn): self.history = history self.comps = comps self._reason_fn = reason_fn @staticmethod def _mandatory_group_set(env): return {grp.id for grp in env.mandatory_groups} @staticmethod def _full_package_set(grp): return {pkg.getName() for pkg in grp.mandatory_packages + grp.default_packages + grp.optional_packages + grp.conditional_packages} @staticmethod def _pkgs_of_type(group, pkg_types, exclude=[]): def filter(pkgs): return [pkg for pkg in pkgs if pkg.name not in exclude] pkgs = set() if pkg_types & MANDATORY: pkgs.update(filter(group.mandatory_packages)) if pkg_types & DEFAULT: pkgs.update(filter(group.default_packages)) if pkg_types & OPTIONAL: pkgs.update(filter(group.optional_packages)) if pkg_types & CONDITIONAL: pkgs.update(filter(group.conditional_packages)) return pkgs def _removable_pkg(self, pkg_name): assert dnf.util.is_string_type(pkg_name) return self.history.group.is_removable_pkg(pkg_name) def _removable_grp(self, group_id): assert dnf.util.is_string_type(group_id) return self.history.env.is_removable_group(group_id) def _environment_install(self, env_id, pkg_types, exclude=None, strict=True, exclude_groups=None): assert dnf.util.is_string_type(env_id) comps_env = self.comps._environment_by_id(env_id) if not comps_env: raise CompsError(_("Environment id '%s' does not exist.") % ucd(env_id)) swdb_env = self.history.env.new(env_id, comps_env.name, comps_env.ui_name, pkg_types) self.history.env.install(swdb_env) trans = TransactionBunch() for comps_group in comps_env.mandatory_groups: if exclude_groups and comps_group.id in exclude_groups: continue trans += self._group_install(comps_group.id, pkg_types, exclude, strict) swdb_env.addGroup(comps_group.id, True, MANDATORY) for comps_group in comps_env.optional_groups: if exclude_groups and comps_group.id in exclude_groups: continue swdb_env.addGroup(comps_group.id, False, OPTIONAL) # TODO: if a group is already installed, mark it as installed? return trans def _environment_remove(self, env_id): assert dnf.util.is_string_type(env_id) is True swdb_env = self.history.env.get(env_id) if not swdb_env: raise CompsError(_("Environment id '%s' is not installed.") % env_id) self.history.env.remove(swdb_env) trans = TransactionBunch() group_ids = set([i.getGroupId() for i in swdb_env.getGroups()]) for group_id in group_ids: if not self._removable_grp(group_id): continue trans += self._group_remove(group_id) return trans def _environment_upgrade(self, env_id): assert dnf.util.is_string_type(env_id) comps_env = self.comps._environment_by_id(env_id) swdb_env = self.history.env.get(env_id) if not swdb_env: raise CompsError(_("Environment '%s' is not installed.") % env_id) if not comps_env: raise CompsError(_("Environment '%s' is not available.") % env_id) old_set = set([i.getGroupId() for i in swdb_env.getGroups()]) pkg_types = swdb_env.getPackageTypes() # create a new record for current transaction swdb_env = self.history.env.new(comps_env.id, comps_env.name, comps_env.ui_name, pkg_types) trans = TransactionBunch() for comps_group in comps_env.mandatory_groups: if comps_group.id in old_set: if self.history.group.get(comps_group.id): # upgrade installed group trans += self._group_upgrade(comps_group.id) else: # install new group trans += self._group_install(comps_group.id, pkg_types) swdb_env.addGroup(comps_group.id, True, MANDATORY) for comps_group in comps_env.optional_groups: if comps_group.id in old_set and self.history.group.get(comps_group.id): # upgrade installed group trans += self._group_upgrade(comps_group.id) swdb_env.addGroup(comps_group.id, False, OPTIONAL) # TODO: if a group is already installed, mark it as installed? self.history.env.upgrade(swdb_env) return trans def _group_install(self, group_id, pkg_types, exclude=None, strict=True, exclude_groups=None): assert dnf.util.is_string_type(group_id) comps_group = self.comps._group_by_id(group_id) if not comps_group: raise CompsError(_("Group id '%s' does not exist.") % ucd(group_id)) swdb_group = self.history.group.new(group_id, comps_group.name, comps_group.ui_name, pkg_types) for i in comps_group.packages_iter(): swdb_group.addPackage(i.name, False, Package._OPT_MAP[i.type]) self.history.group.install(swdb_group) trans = TransactionBunch() # TODO: remove exclude if strict: trans.install.update(self._pkgs_of_type(comps_group, pkg_types, exclude=[])) else: trans.install_opt.update(self._pkgs_of_type(comps_group, pkg_types, exclude=[])) return trans def _group_remove(self, group_id): assert dnf.util.is_string_type(group_id) swdb_group = self.history.group.get(group_id) if not swdb_group: raise CompsError(_("Module or Group '%s' is not installed.") % group_id) self.history.group.remove(swdb_group) trans = TransactionBunch() trans.remove = {pkg for pkg in swdb_group.getPackages() if self._removable_pkg(pkg.getName())} return trans def _group_upgrade(self, group_id): assert dnf.util.is_string_type(group_id) comps_group = self.comps._group_by_id(group_id) swdb_group = self.history.group.get(group_id) exclude = [] if not swdb_group: argument = comps_group.ui_name if comps_group else group_id raise CompsError(_("Module or Group '%s' is not installed.") % argument) if not comps_group: raise CompsError(_("Module or Group '%s' is not available.") % group_id) pkg_types = swdb_group.getPackageTypes() old_set = set([i.getName() for i in swdb_group.getPackages()]) new_set = self._pkgs_of_type(comps_group, pkg_types, exclude) # create a new record for current transaction swdb_group = self.history.group.new(group_id, comps_group.name, comps_group.ui_name, pkg_types) for i in comps_group.packages_iter(): swdb_group.addPackage(i.name, False, Package._OPT_MAP[i.type]) self.history.group.upgrade(swdb_group) trans = TransactionBunch() trans.install = {pkg for pkg in new_set if pkg.name not in old_set} trans.remove = {name for name in old_set if name not in [pkg.name for pkg in new_set]} trans.upgrade = {pkg for pkg in new_set if pkg.name in old_set} return trans def _exclude_packages_from_installed_groups(self, base): for group in self.persistor.groups: p_grp = self.persistor.group(group) if p_grp.installed: installed_pkg_names = \ set(p_grp.full_list) - set(p_grp.pkg_exclude) installed_pkgs = base.sack.query().installed().filterm(name=installed_pkg_names) for pkg in installed_pkgs: base._goal.install(pkg)
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