diff options
Diffstat (limited to 'scripts/lib/wic/3rdparty/pykickstart/options.py')
| -rw-r--r-- | scripts/lib/wic/3rdparty/pykickstart/options.py | 223 |
1 files changed, 0 insertions, 223 deletions
diff --git a/scripts/lib/wic/3rdparty/pykickstart/options.py b/scripts/lib/wic/3rdparty/pykickstart/options.py deleted file mode 100644 index ebc23eda63..0000000000 --- a/scripts/lib/wic/3rdparty/pykickstart/options.py +++ /dev/null @@ -1,223 +0,0 @@ -# -# Chris Lumens <clumens@redhat.com> -# -# Copyright 2005, 2006, 2007 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. 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. -# -""" -Specialized option handling. - -This module exports two classes: - - KSOptionParser - A specialized subclass of OptionParser to be used - in BaseHandler subclasses. - - KSOption - A specialized subclass of Option. -""" -import warnings -from copy import copy -from optparse import * - -from constants import * -from errors import * -from version import * - -import gettext -_ = lambda x: gettext.ldgettext("pykickstart", x) - -class KSOptionParser(OptionParser): - """A specialized subclass of optparse.OptionParser to handle extra option - attribute checking, work error reporting into the KickstartParseError - framework, and to turn off the default help. - """ - def exit(self, status=0, msg=None): - pass - - def error(self, msg): - if self.lineno != None: - raise KickstartParseError, formatErrorMsg(self.lineno, msg=msg) - else: - raise KickstartParseError, msg - - def keys(self): - retval = [] - - for opt in self.option_list: - if opt not in retval: - retval.append(opt.dest) - - return retval - - def _init_parsing_state (self): - OptionParser._init_parsing_state(self) - self.option_seen = {} - - def check_values (self, values, args): - def seen(self, option): - return self.option_seen.has_key(option) - - def usedTooNew(self, option): - return option.introduced and option.introduced > self.version - - def usedDeprecated(self, option): - return option.deprecated - - def usedRemoved(self, option): - return option.removed and option.removed <= self.version - - for option in filter(lambda o: isinstance(o, Option), self.option_list): - if option.required and not seen(self, option): - raise KickstartValueError, formatErrorMsg(self.lineno, _("Option %s is required") % option) - elif seen(self, option) and usedTooNew(self, option): - mapping = {"option": option, "intro": versionToString(option.introduced), - "version": versionToString(self.version)} - self.error(_("The %(option)s option was introduced in version %(intro)s, but you are using kickstart syntax version %(version)s.") % mapping) - elif seen(self, option) and usedRemoved(self, option): - mapping = {"option": option, "removed": versionToString(option.removed), - "version": versionToString(self.version)} - - if option.removed == self.version: - self.error(_("The %(option)s option is no longer supported.") % mapping) - else: - self.error(_("The %(option)s option was removed in version %(removed)s, but you are using kickstart syntax version %(version)s.") % mapping) - elif seen(self, option) and usedDeprecated(self, option): - mapping = {"lineno": self.lineno, "option": option} - warnings.warn(_("Ignoring deprecated option on line %(lineno)s: The %(option)s option has been deprecated and no longer has any effect. It may be removed from future releases, which will result in a fatal error from kickstart. Please modify your kickstart file to remove this option.") % mapping, DeprecationWarning) - - return (values, args) - - def parse_args(self, *args, **kwargs): - if kwargs.has_key("lineno"): - self.lineno = kwargs.pop("lineno") - - return OptionParser.parse_args(self, **kwargs) - - def __init__(self, mapping=None, version=None): - """Create a new KSOptionParser instance. Each KickstartCommand - subclass should create one instance of KSOptionParser, providing - at least the lineno attribute. mapping and version are not required. - Instance attributes: - - mapping -- A mapping from option strings to different values. - version -- The version of the kickstart syntax we are checking - against. - """ - OptionParser.__init__(self, option_class=KSOption, - add_help_option=False, - conflict_handler="resolve") - if mapping is None: - self.map = {} - else: - self.map = mapping - - self.lineno = None - self.option_seen = {} - self.version = version - -def _check_ksboolean(option, opt, value): - if value.lower() in ("on", "yes", "true", "1"): - return True - elif value.lower() in ("off", "no", "false", "0"): - return False - else: - mapping = {"opt": opt, "value": value} - raise OptionValueError(_("Option %(opt)s: invalid boolean value: %(value)r") % mapping) - -def _check_string(option, opt, value): - if len(value) > 2 and value.startswith("--"): - mapping = {"opt": opt, "value": value} - raise OptionValueError(_("Option %(opt)s: invalid string value: %(value)r") % mapping) - else: - return value - -def _check_size(option, opt, value): - # Former default was MB - if value.isdigit(): - return int(value) * 1024L - - mapping = {"opt": opt, "value": value} - if not value[:-1].isdigit(): - raise OptionValueError(_("Option %(opt)s: invalid size value: %(value)r") % mapping) - - size = int(value[:-1]) - if value.endswith("k") or value.endswith("K"): - return size - if value.endswith("M"): - return size * 1024L - if value.endswith("G"): - return size * 1024L * 1024L - raise OptionValueError(_("Option %(opt)s: invalid size value: %(value)r") % mapping) - -# Creates a new Option class that supports several new attributes: -# - required: any option with this attribute must be supplied or an exception -# is thrown -# - introduced: the kickstart syntax version that this option first appeared -# in - an exception will be raised if the option is used and -# the specified syntax version is less than the value of this -# attribute -# - deprecated: the kickstart syntax version that this option was deprecated -# in - a DeprecationWarning will be thrown if the option is -# used and the specified syntax version is greater than the -# value of this attribute -# - removed: the kickstart syntax version that this option was removed in - an -# exception will be raised if the option is used and the specified -# syntax version is greated than the value of this attribute -# Also creates a new type: -# - ksboolean: support various kinds of boolean values on an option -# And two new actions: -# - map : allows you to define an opt -> val mapping such that dest gets val -# when opt is seen -# - map_extend: allows you to define an opt -> [val1, ... valn] mapping such -# that dest gets a list of vals built up when opt is seen -class KSOption (Option): - ATTRS = Option.ATTRS + ['introduced', 'deprecated', 'removed', 'required'] - ACTIONS = Option.ACTIONS + ("map", "map_extend",) - STORE_ACTIONS = Option.STORE_ACTIONS + ("map", "map_extend",) - - TYPES = Option.TYPES + ("ksboolean", "string", "size") - TYPE_CHECKER = copy(Option.TYPE_CHECKER) - TYPE_CHECKER["ksboolean"] = _check_ksboolean - TYPE_CHECKER["string"] = _check_string - TYPE_CHECKER["size"] = _check_size - - def _check_required(self): - if self.required and not self.takes_value(): - raise OptionError(_("Required flag set for option that doesn't take a value"), self) - - # Make sure _check_required() is called from the constructor! - CHECK_METHODS = Option.CHECK_METHODS + [_check_required] - - def process (self, opt, value, values, parser): - Option.process(self, opt, value, values, parser) - parser.option_seen[self] = 1 - - # Override default take_action method to handle our custom actions. - def take_action(self, action, dest, opt, value, values, parser): - if action == "map": - values.ensure_value(dest, parser.map[opt.lstrip('-')]) - elif action == "map_extend": - values.ensure_value(dest, []).extend(parser.map[opt.lstrip('-')]) - else: - Option.take_action(self, action, dest, opt, value, values, parser) - - def takes_value(self): - # Deprecated options don't take a value. - return Option.takes_value(self) and not self.deprecated - - def __init__(self, *args, **kwargs): - self.deprecated = False - self.required = False - Option.__init__(self, *args, **kwargs) |