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Diffstat (limited to 'scripts/lib/mic/3rdparty/pykickstart/options.py')
-rw-r--r-- | scripts/lib/mic/3rdparty/pykickstart/options.py | 204 |
1 files changed, 0 insertions, 204 deletions
diff --git a/scripts/lib/mic/3rdparty/pykickstart/options.py b/scripts/lib/mic/3rdparty/pykickstart/options.py deleted file mode 100644 index 341c5d7298..0000000000 --- a/scripts/lib/mic/3rdparty/pykickstart/options.py +++ /dev/null | |||
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1 | # | ||
2 | # Chris Lumens <clumens@redhat.com> | ||
3 | # | ||
4 | # Copyright 2005, 2006, 2007 Red Hat, Inc. | ||
5 | # | ||
6 | # This copyrighted material is made available to anyone wishing to use, modify, | ||
7 | # copy, or redistribute it subject to the terms and conditions of the GNU | ||
8 | # General Public License v.2. This program is distributed in the hope that it | ||
9 | # will be useful, but WITHOUT ANY WARRANTY expressed or implied, including the | ||
10 | # implied warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. | ||
11 | # See the GNU General Public License for more details. | ||
12 | # | ||
13 | # You should have received a copy of the GNU General Public License along with | ||
14 | # this program; if not, write to the Free Software Foundation, Inc., 51 | ||
15 | # Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. Any Red Hat | ||
16 | # trademarks that are incorporated in the source code or documentation are not | ||
17 | # subject to the GNU General Public License and may only be used or replicated | ||
18 | # with the express permission of Red Hat, Inc. | ||
19 | # | ||
20 | """ | ||
21 | Specialized option handling. | ||
22 | |||
23 | This module exports two classes: | ||
24 | |||
25 | KSOptionParser - A specialized subclass of OptionParser to be used | ||
26 | in BaseHandler subclasses. | ||
27 | |||
28 | KSOption - A specialized subclass of Option. | ||
29 | """ | ||
30 | import warnings | ||
31 | from copy import copy | ||
32 | from optparse import * | ||
33 | |||
34 | from constants import * | ||
35 | from errors import * | ||
36 | from version import * | ||
37 | |||
38 | import gettext | ||
39 | _ = lambda x: gettext.ldgettext("pykickstart", x) | ||
40 | |||
41 | class KSOptionParser(OptionParser): | ||
42 | """A specialized subclass of optparse.OptionParser to handle extra option | ||
43 | attribute checking, work error reporting into the KickstartParseError | ||
44 | framework, and to turn off the default help. | ||
45 | """ | ||
46 | def exit(self, status=0, msg=None): | ||
47 | pass | ||
48 | |||
49 | def error(self, msg): | ||
50 | if self.lineno != None: | ||
51 | raise KickstartParseError, formatErrorMsg(self.lineno, msg=msg) | ||
52 | else: | ||
53 | raise KickstartParseError, msg | ||
54 | |||
55 | def keys(self): | ||
56 | retval = [] | ||
57 | |||
58 | for opt in self.option_list: | ||
59 | if opt not in retval: | ||
60 | retval.append(opt.dest) | ||
61 | |||
62 | return retval | ||
63 | |||
64 | def _init_parsing_state (self): | ||
65 | OptionParser._init_parsing_state(self) | ||
66 | self.option_seen = {} | ||
67 | |||
68 | def check_values (self, values, args): | ||
69 | def seen(self, option): | ||
70 | return self.option_seen.has_key(option) | ||
71 | |||
72 | def usedTooNew(self, option): | ||
73 | return option.introduced and option.introduced > self.version | ||
74 | |||
75 | def usedDeprecated(self, option): | ||
76 | return option.deprecated | ||
77 | |||
78 | def usedRemoved(self, option): | ||
79 | return option.removed and option.removed <= self.version | ||
80 | |||
81 | for option in filter(lambda o: isinstance(o, Option), self.option_list): | ||
82 | if option.required and not seen(self, option): | ||
83 | raise KickstartValueError, formatErrorMsg(self.lineno, _("Option %s is required") % option) | ||
84 | elif seen(self, option) and usedTooNew(self, option): | ||
85 | mapping = {"option": option, "intro": versionToString(option.introduced), | ||
86 | "version": versionToString(self.version)} | ||
87 | self.error(_("The %(option)s option was introduced in version %(intro)s, but you are using kickstart syntax version %(version)s.") % mapping) | ||
88 | elif seen(self, option) and usedRemoved(self, option): | ||
89 | mapping = {"option": option, "removed": versionToString(option.removed), | ||
90 | "version": versionToString(self.version)} | ||
91 | |||
92 | if option.removed == self.version: | ||
93 | self.error(_("The %(option)s option is no longer supported.") % mapping) | ||
94 | else: | ||
95 | self.error(_("The %(option)s option was removed in version %(removed)s, but you are using kickstart syntax version %(version)s.") % mapping) | ||
96 | elif seen(self, option) and usedDeprecated(self, option): | ||
97 | mapping = {"lineno": self.lineno, "option": option} | ||
98 | 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) | ||
99 | |||
100 | return (values, args) | ||
101 | |||
102 | def parse_args(self, *args, **kwargs): | ||
103 | if kwargs.has_key("lineno"): | ||
104 | self.lineno = kwargs.pop("lineno") | ||
105 | |||
106 | return OptionParser.parse_args(self, **kwargs) | ||
107 | |||
108 | def __init__(self, mapping=None, version=None): | ||
109 | """Create a new KSOptionParser instance. Each KickstartCommand | ||
110 | subclass should create one instance of KSOptionParser, providing | ||
111 | at least the lineno attribute. mapping and version are not required. | ||
112 | Instance attributes: | ||
113 | |||
114 | mapping -- A mapping from option strings to different values. | ||
115 | version -- The version of the kickstart syntax we are checking | ||
116 | against. | ||
117 | """ | ||
118 | OptionParser.__init__(self, option_class=KSOption, | ||
119 | add_help_option=False, | ||
120 | conflict_handler="resolve") | ||
121 | if mapping is None: | ||
122 | self.map = {} | ||
123 | else: | ||
124 | self.map = mapping | ||
125 | |||
126 | self.lineno = None | ||
127 | self.option_seen = {} | ||
128 | self.version = version | ||
129 | |||
130 | def _check_ksboolean(option, opt, value): | ||
131 | if value.lower() in ("on", "yes", "true", "1"): | ||
132 | return True | ||
133 | elif value.lower() in ("off", "no", "false", "0"): | ||
134 | return False | ||
135 | else: | ||
136 | mapping = {"opt": opt, "value": value} | ||
137 | raise OptionValueError(_("Option %(opt)s: invalid boolean value: %(value)r") % mapping) | ||
138 | |||
139 | def _check_string(option, opt, value): | ||
140 | if len(value) > 2 and value.startswith("--"): | ||
141 | mapping = {"opt": opt, "value": value} | ||
142 | raise OptionValueError(_("Option %(opt)s: invalid string value: %(value)r") % mapping) | ||
143 | else: | ||
144 | return value | ||
145 | |||
146 | # Creates a new Option class that supports several new attributes: | ||
147 | # - required: any option with this attribute must be supplied or an exception | ||
148 | # is thrown | ||
149 | # - introduced: the kickstart syntax version that this option first appeared | ||
150 | # in - an exception will be raised if the option is used and | ||
151 | # the specified syntax version is less than the value of this | ||
152 | # attribute | ||
153 | # - deprecated: the kickstart syntax version that this option was deprecated | ||
154 | # in - a DeprecationWarning will be thrown if the option is | ||
155 | # used and the specified syntax version is greater than the | ||
156 | # value of this attribute | ||
157 | # - removed: the kickstart syntax version that this option was removed in - an | ||
158 | # exception will be raised if the option is used and the specified | ||
159 | # syntax version is greated than the value of this attribute | ||
160 | # Also creates a new type: | ||
161 | # - ksboolean: support various kinds of boolean values on an option | ||
162 | # And two new actions: | ||
163 | # - map : allows you to define an opt -> val mapping such that dest gets val | ||
164 | # when opt is seen | ||
165 | # - map_extend: allows you to define an opt -> [val1, ... valn] mapping such | ||
166 | # that dest gets a list of vals built up when opt is seen | ||
167 | class KSOption (Option): | ||
168 | ATTRS = Option.ATTRS + ['introduced', 'deprecated', 'removed', 'required'] | ||
169 | ACTIONS = Option.ACTIONS + ("map", "map_extend",) | ||
170 | STORE_ACTIONS = Option.STORE_ACTIONS + ("map", "map_extend",) | ||
171 | |||
172 | TYPES = Option.TYPES + ("ksboolean", "string") | ||
173 | TYPE_CHECKER = copy(Option.TYPE_CHECKER) | ||
174 | TYPE_CHECKER["ksboolean"] = _check_ksboolean | ||
175 | TYPE_CHECKER["string"] = _check_string | ||
176 | |||
177 | def _check_required(self): | ||
178 | if self.required and not self.takes_value(): | ||
179 | raise OptionError(_("Required flag set for option that doesn't take a value"), self) | ||
180 | |||
181 | # Make sure _check_required() is called from the constructor! | ||
182 | CHECK_METHODS = Option.CHECK_METHODS + [_check_required] | ||
183 | |||
184 | def process (self, opt, value, values, parser): | ||
185 | Option.process(self, opt, value, values, parser) | ||
186 | parser.option_seen[self] = 1 | ||
187 | |||
188 | # Override default take_action method to handle our custom actions. | ||
189 | def take_action(self, action, dest, opt, value, values, parser): | ||
190 | if action == "map": | ||
191 | values.ensure_value(dest, parser.map[opt.lstrip('-')]) | ||
192 | elif action == "map_extend": | ||
193 | values.ensure_value(dest, []).extend(parser.map[opt.lstrip('-')]) | ||
194 | else: | ||
195 | Option.take_action(self, action, dest, opt, value, values, parser) | ||
196 | |||
197 | def takes_value(self): | ||
198 | # Deprecated options don't take a value. | ||
199 | return Option.takes_value(self) and not self.deprecated | ||
200 | |||
201 | def __init__(self, *args, **kwargs): | ||
202 | self.deprecated = False | ||
203 | self.required = False | ||
204 | Option.__init__(self, *args, **kwargs) | ||