Merge branch 'master' into orm
Conflicts: test/test_config_api.py tiramisu/autolib.py tiramisu/config.py tiramisu/option.py tiramisu/value.py
This commit is contained in:
16
tiramisu/option/__init__.py
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16
tiramisu/option/__init__.py
Normal file
@ -0,0 +1,16 @@
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from .masterslave import MasterSlaves
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from .optiondescription import OptionDescription
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from .baseoption import Option, SymLinkOption
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from .option import (ChoiceOption, BoolOption, IntOption, FloatOption,
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StrOption, UnicodeOption, IPOption, PortOption,
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NetworkOption, NetmaskOption, BroadcastOption,
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DomainnameOption, EmailOption, URLOption, UsernameOption,
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FilenameOption)
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__all__ = (MasterSlaves, OptionDescription, Option, SymLinkOption,
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ChoiceOption, BoolOption, IntOption, FloatOption,
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StrOption, UnicodeOption, IPOption, PortOption,
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NetworkOption, NetmaskOption, BroadcastOption,
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DomainnameOption, EmailOption, URLOption, UsernameOption,
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FilenameOption)
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867
tiramisu/option/baseoption.py
Normal file
867
tiramisu/option/baseoption.py
Normal file
@ -0,0 +1,867 @@
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# -*- coding: utf-8 -*-
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# Copyright (C) 2014 Team tiramisu (see AUTHORS for all contributors)
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU Lesser General Public License as published by the
|
||||
# Free Software Foundation, either version 3 of the License, or (at your
|
||||
# option) any later version.
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#
|
||||
# This program is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
|
||||
# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
|
||||
# details.
|
||||
#
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||||
# You should have received a copy of the GNU Lesser General Public License
|
||||
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
#
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# The original `Config` design model is unproudly borrowed from
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# the rough pypy's guys: http://codespeak.net/svn/pypy/dist/pypy/config/
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# the whole pypy projet is under MIT licence
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# ____________________________________________________________
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import re
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from copy import copy, deepcopy
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from types import FunctionType
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import warnings
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||||
|
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from tiramisu.i18n import _
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from tiramisu.setting import log, undefined
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from tiramisu.autolib import carry_out_calculation
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from tiramisu.error import ConfigError, ValueWarning
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from tiramisu.storage import get_storages_option
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|
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StorageBase = get_storages_option('base')
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|
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name_regexp = re.compile(r'^\d+')
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||||
forbidden_names = ('iter_all', 'iter_group', 'find', 'find_first',
|
||||
'make_dict', 'unwrap_from_path', 'read_only',
|
||||
'read_write', 'getowner', 'set_contexts')
|
||||
|
||||
|
||||
def valid_name(name):
|
||||
"an option's name is a str and does not start with 'impl' or 'cfgimpl'"
|
||||
if not isinstance(name, str):
|
||||
return False
|
||||
if re.match(name_regexp, name) is None and not name.startswith('_') \
|
||||
and name not in forbidden_names \
|
||||
and not name.startswith('impl_') \
|
||||
and not name.startswith('cfgimpl_'):
|
||||
return True
|
||||
else:
|
||||
return False
|
||||
|
||||
|
||||
def validate_callback(callback, callback_params, type_):
|
||||
if type(callback) != FunctionType:
|
||||
raise ValueError(_('{0} must be a function').format(type_))
|
||||
if callback_params is not None:
|
||||
if not isinstance(callback_params, dict):
|
||||
raise ValueError(_('{0}_params must be a dict').format(type_))
|
||||
for key, callbacks in callback_params.items():
|
||||
if key != '' and len(callbacks) != 1:
|
||||
raise ValueError(_("{0}_params with key {1} mustn't have "
|
||||
"length different to 1").format(type_,
|
||||
key))
|
||||
if not isinstance(callbacks, tuple):
|
||||
raise ValueError(_('{0}_params must be tuple for key "{1}"'
|
||||
).format(type_, key))
|
||||
for callbk in callbacks:
|
||||
if isinstance(callbk, tuple):
|
||||
if len(callbk) == 1:
|
||||
if callbk != (None,):
|
||||
raise ValueError(_('{0}_params with length of '
|
||||
'tuple as 1 must only have '
|
||||
'None as first value'))
|
||||
elif len(callbk) != 2:
|
||||
raise ValueError(_('{0}_params must only have 1 or 2 '
|
||||
'as length'))
|
||||
else:
|
||||
option, force_permissive = callbk
|
||||
if type_ == 'validator' and not force_permissive:
|
||||
raise ValueError(_('validator not support tuple'))
|
||||
if not isinstance(option, Option) and not \
|
||||
isinstance(option, SymLinkOption):
|
||||
raise ValueError(_('{0}_params must have an option'
|
||||
' not a {0} for first argument'
|
||||
).format(type_, type(option)))
|
||||
if force_permissive not in [True, False]:
|
||||
raise ValueError(_('{0}_params must have a boolean'
|
||||
' not a {0} for second argument'
|
||||
).format(type_, type(
|
||||
force_permissive)))
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#____________________________________________________________
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||||
#
|
||||
|
||||
|
||||
class Base(StorageBase):
|
||||
__slots__ = tuple()
|
||||
|
||||
def __init__(self, name, doc, default=None, default_multi=None,
|
||||
requires=None, multi=False, callback=None,
|
||||
callback_params=None, validator=None, validator_params=None,
|
||||
properties=None, warnings_only=False):
|
||||
if not valid_name(name):
|
||||
raise ValueError(_("invalid name: {0} for option").format(name))
|
||||
self._name = name
|
||||
self._readonly = False
|
||||
self._informations = {}
|
||||
self.impl_set_information('doc', doc)
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||||
if requires is not None:
|
||||
self._calc_properties, self._requires = validate_requires_arg(
|
||||
requires, self._name)
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||||
else:
|
||||
self._calc_properties = frozenset()
|
||||
self._requires = []
|
||||
if not multi and default_multi is not None:
|
||||
raise ValueError(_("a default_multi is set whereas multi is False"
|
||||
" in option: {0}").format(name))
|
||||
if default_multi is not None:
|
||||
try:
|
||||
self._validate(default_multi)
|
||||
except ValueError as err:
|
||||
raise ValueError(_("invalid default_multi value {0} "
|
||||
"for option {1}: {2}").format(
|
||||
str(default_multi), name, err))
|
||||
self._multi = multi
|
||||
if self._multi:
|
||||
if default is None:
|
||||
default = []
|
||||
self._default_multi = default_multi
|
||||
if callback is not None and ((not multi and (default is not None or
|
||||
default_multi is not None))
|
||||
or (multi and (default != [] or
|
||||
default_multi is not None))
|
||||
):
|
||||
raise ValueError(_("default value not allowed if option: {0} "
|
||||
"is calculated").format(name))
|
||||
if properties is None:
|
||||
properties = tuple()
|
||||
if not isinstance(properties, tuple):
|
||||
raise TypeError(_('invalid properties type {0} for {1},'
|
||||
' must be a tuple').format(
|
||||
type(properties),
|
||||
self._name))
|
||||
if validator is not None:
|
||||
validate_callback(validator, validator_params, 'validator')
|
||||
self._validator = validator
|
||||
if validator_params is not None:
|
||||
self._validator_params = validator_params
|
||||
if callback is None and callback_params is not None:
|
||||
raise ValueError(_("params defined for a callback function but "
|
||||
"no callback defined"
|
||||
" yet for option {0}").format(name))
|
||||
if callback is not None:
|
||||
validate_callback(callback, callback_params, 'callback')
|
||||
self._callback = callback
|
||||
if callback_params is not None:
|
||||
self._callback_params = callback_params
|
||||
if self._calc_properties != frozenset([]) and properties is not tuple():
|
||||
set_forbidden_properties = self._calc_properties & set(properties)
|
||||
if set_forbidden_properties != frozenset():
|
||||
raise ValueError('conflict: properties already set in '
|
||||
'requirement {0}'.format(
|
||||
list(set_forbidden_properties)))
|
||||
if multi and default is None:
|
||||
self._default = []
|
||||
else:
|
||||
self._default = default
|
||||
self._properties = properties
|
||||
self._warnings_only = warnings_only
|
||||
ret = super(Base, self).__init__()
|
||||
self.impl_validate(self._default)
|
||||
return ret
|
||||
|
||||
|
||||
class BaseOption(Base):
|
||||
"""This abstract base class stands for attribute access
|
||||
in options that have to be set only once, it is of course done in the
|
||||
__setattr__ method
|
||||
"""
|
||||
__slots__ = tuple()
|
||||
|
||||
# information
|
||||
def impl_set_information(self, key, value):
|
||||
"""updates the information's attribute
|
||||
(which is a dictionary)
|
||||
|
||||
:param key: information's key (ex: "help", "doc"
|
||||
:param value: information's value (ex: "the help string")
|
||||
"""
|
||||
self._informations[key] = value
|
||||
|
||||
def impl_get_information(self, key, default=undefined):
|
||||
"""retrieves one information's item
|
||||
|
||||
:param key: the item string (ex: "help")
|
||||
"""
|
||||
if key in self._informations:
|
||||
return self._informations[key]
|
||||
elif default is not undefined:
|
||||
return default
|
||||
else:
|
||||
raise ValueError(_("information's item not found: {0}").format(
|
||||
key))
|
||||
|
||||
# ____________________________________________________________
|
||||
# serialize object
|
||||
def _impl_convert_requires(self, descr, load=False):
|
||||
"""export of the requires during the serialization process
|
||||
|
||||
:type descr: :class:`tiramisu.option.OptionDescription`
|
||||
:param load: `True` if we are at the init of the option description
|
||||
:type load: bool
|
||||
"""
|
||||
if not load and self._requires is None:
|
||||
self._state_requires = None
|
||||
elif load and self._state_requires is None:
|
||||
self._requires = None
|
||||
del(self._state_requires)
|
||||
else:
|
||||
if load:
|
||||
_requires = self._state_requires
|
||||
else:
|
||||
_requires = self._requires
|
||||
new_value = []
|
||||
for requires in _requires:
|
||||
new_requires = []
|
||||
for require in requires:
|
||||
if load:
|
||||
new_require = [descr.impl_get_opt_by_path(require[0])]
|
||||
else:
|
||||
new_require = [descr.impl_get_path_by_opt(require[0])]
|
||||
new_require.extend(require[1:])
|
||||
new_requires.append(tuple(new_require))
|
||||
new_value.append(tuple(new_requires))
|
||||
if load:
|
||||
del(self._state_requires)
|
||||
self._requires = new_value
|
||||
else:
|
||||
self._state_requires = new_value
|
||||
|
||||
# serialize
|
||||
def _impl_getstate(self, descr):
|
||||
"""the under the hood stuff that need to be done
|
||||
before the serialization.
|
||||
|
||||
:param descr: the parent :class:`tiramisu.option.OptionDescription`
|
||||
"""
|
||||
self._stated = True
|
||||
for func in dir(self):
|
||||
if func.startswith('_impl_convert_'):
|
||||
getattr(self, func)(descr)
|
||||
self._state_readonly = self._readonly
|
||||
|
||||
def __getstate__(self, stated=True):
|
||||
"""special method to enable the serialization with pickle
|
||||
Usualy, a `__getstate__` method does'nt need any parameter,
|
||||
but somme under the hood stuff need to be done before this action
|
||||
|
||||
:parameter stated: if stated is `True`, the serialization protocol
|
||||
can be performed, not ready yet otherwise
|
||||
:parameter type: bool
|
||||
"""
|
||||
try:
|
||||
self._stated
|
||||
except AttributeError:
|
||||
raise SystemError(_('cannot serialize Option, '
|
||||
'only in OptionDescription'))
|
||||
slots = set()
|
||||
for subclass in self.__class__.__mro__:
|
||||
if subclass is not object:
|
||||
slots.update(subclass.__slots__)
|
||||
slots -= frozenset(['_cache_paths', '_cache_consistencies',
|
||||
'__weakref__'])
|
||||
states = {}
|
||||
for slot in slots:
|
||||
# remove variable if save variable converted
|
||||
# in _state_xxxx variable
|
||||
if '_state' + slot not in slots:
|
||||
if slot.startswith('_state'):
|
||||
# should exists
|
||||
states[slot] = getattr(self, slot)
|
||||
# remove _state_xxx variable
|
||||
self.__delattr__(slot)
|
||||
else:
|
||||
try:
|
||||
states[slot] = getattr(self, slot)
|
||||
except AttributeError:
|
||||
pass
|
||||
if not stated:
|
||||
del(states['_stated'])
|
||||
return states
|
||||
|
||||
# unserialize
|
||||
def _impl_setstate(self, descr):
|
||||
"""the under the hood stuff that need to be done
|
||||
before the serialization.
|
||||
|
||||
:type descr: :class:`tiramisu.option.OptionDescription`
|
||||
"""
|
||||
for func in dir(self):
|
||||
if func.startswith('_impl_convert_'):
|
||||
getattr(self, func)(descr, load=True)
|
||||
try:
|
||||
self._readonly = self._state_readonly
|
||||
del(self._state_readonly)
|
||||
del(self._stated)
|
||||
except AttributeError:
|
||||
pass
|
||||
|
||||
def __setstate__(self, state):
|
||||
"""special method that enables us to serialize (pickle)
|
||||
|
||||
Usualy, a `__setstate__` method does'nt need any parameter,
|
||||
but somme under the hood stuff need to be done before this action
|
||||
|
||||
:parameter state: a dict is passed to the loads, it is the attributes
|
||||
of the options object
|
||||
:type state: dict
|
||||
"""
|
||||
for key, value in state.items():
|
||||
setattr(self, key, value)
|
||||
|
||||
def __setattr__(self, name, value):
|
||||
"""set once and only once some attributes in the option,
|
||||
like `_name`. `_name` cannot be changed one the option and
|
||||
pushed in the :class:`tiramisu.option.OptionDescription`.
|
||||
|
||||
if the attribute `_readonly` is set to `True`, the option is
|
||||
"frozen" (which has noting to do with the high level "freeze"
|
||||
propertie or "read_only" property)
|
||||
"""
|
||||
if name not in ('_option', '_is_build_cache') \
|
||||
and not isinstance(value, tuple):
|
||||
is_readonly = False
|
||||
# never change _name
|
||||
if name == '_name':
|
||||
try:
|
||||
if self._name is not None:
|
||||
#so _name is already set
|
||||
is_readonly = True
|
||||
except (KeyError, AttributeError):
|
||||
pass
|
||||
elif name != '_readonly':
|
||||
is_readonly = self.impl_is_readonly()
|
||||
if is_readonly:
|
||||
raise AttributeError(_("'{0}' ({1}) object attribute '{2}' is"
|
||||
" read-only").format(
|
||||
self.__class__.__name__,
|
||||
self._name,
|
||||
name))
|
||||
super(BaseOption, self).__setattr__(name, value)
|
||||
|
||||
def impl_is_readonly(self):
|
||||
try:
|
||||
if self._readonly is True:
|
||||
return True
|
||||
except AttributeError:
|
||||
pass
|
||||
return False
|
||||
|
||||
def impl_getname(self):
|
||||
return self._name
|
||||
|
||||
|
||||
class OnlyOption(BaseOption):
|
||||
__slots__ = tuple()
|
||||
|
||||
|
||||
class Option(OnlyOption):
|
||||
"""
|
||||
Abstract base class for configuration option's.
|
||||
|
||||
Reminder: an Option object is **not** a container for the value.
|
||||
"""
|
||||
# __slots__ = ('_multi', '_validator', '_default_multi', '_default',
|
||||
# '_state_callback', '_callback',
|
||||
# '_consistencies', '_warnings_only', '_master_slaves',
|
||||
# '_state_consistencies', '__weakref__')
|
||||
__slots__ = tuple()
|
||||
_empty = ''
|
||||
|
||||
def __init__(self, name, doc, default=None, default_multi=None,
|
||||
requires=None, multi=False, callback=None,
|
||||
callback_params=None, validator=None, validator_params=None,
|
||||
properties=None, warnings_only=False):
|
||||
"""
|
||||
:param name: the option's name
|
||||
:param doc: the option's description
|
||||
:param default: specifies the default value of the option,
|
||||
for a multi : ['bla', 'bla', 'bla']
|
||||
:param default_multi: 'bla' (used in case of a reset to default only at
|
||||
a given index)
|
||||
:param requires: is a list of names of options located anywhere
|
||||
in the configuration.
|
||||
:param multi: if true, the option's value is a list
|
||||
:param callback: the name of a function. If set, the function's output
|
||||
is responsible of the option's value
|
||||
:param callback_params: the callback's parameter
|
||||
:param validator: the name of a function which stands for a custom
|
||||
validation of the value
|
||||
:param validator_params: the validator's parameters
|
||||
:param properties: tuple of default properties
|
||||
:param warnings_only: _validator and _consistencies don't raise if True
|
||||
Values()._warning contain message
|
||||
|
||||
"""
|
||||
super(Option, self).__init__(name, doc, default, default_multi,
|
||||
requires, multi, callback,
|
||||
callback_params, validator,
|
||||
validator_params, properties,
|
||||
warnings_only)
|
||||
|
||||
def impl_getrequires(self):
|
||||
return self._requires
|
||||
|
||||
def _launch_consistency(self, func, option, value, context, index,
|
||||
all_cons_opts, warnings_only):
|
||||
"""Launch consistency now
|
||||
|
||||
:param func: function name, this name should start with _cons_
|
||||
:type func: `str`
|
||||
:param option: option that value is changing
|
||||
:type option: `tiramisu.option.Option`
|
||||
:param value: new value of this option
|
||||
:param context: Config's context, if None, check default value instead
|
||||
:type context: `tiramisu.config.Config`
|
||||
:param index: only for multi option, consistency should be launch for
|
||||
specified index
|
||||
:type index: `int`
|
||||
:param all_cons_opts: all options concerne by this consistency
|
||||
:type all_cons_opts: `list` of `tiramisu.option.Option`
|
||||
:param warnings_only: specific raise error for warning
|
||||
:type warnings_only: `boolean`
|
||||
"""
|
||||
if context is not None:
|
||||
descr = context.cfgimpl_get_description()
|
||||
|
||||
all_cons_vals = []
|
||||
for opt in all_cons_opts:
|
||||
#get value
|
||||
if option == opt:
|
||||
opt_value = value
|
||||
else:
|
||||
#if context, calculate value, otherwise get default value
|
||||
if context is not None:
|
||||
opt_value = context.getattr(
|
||||
descr.impl_get_path_by_opt(opt), validate=False,
|
||||
force_permissive=True)
|
||||
else:
|
||||
opt_value = opt.impl_getdefault()
|
||||
|
||||
#append value
|
||||
if not self.impl_is_multi() or option == opt:
|
||||
all_cons_vals.append(opt_value)
|
||||
else:
|
||||
#value is not already set, could be higher index
|
||||
try:
|
||||
all_cons_vals.append(opt_value[index])
|
||||
except IndexError:
|
||||
#so return if no value
|
||||
return
|
||||
getattr(self, func)(all_cons_opts, all_cons_vals, warnings_only)
|
||||
|
||||
def impl_validate(self, value, context=None, validate=True,
|
||||
force_index=None):
|
||||
"""
|
||||
:param value: the option's value
|
||||
:param context: Config's context
|
||||
:type context: :class:`tiramisu.config.Config`
|
||||
:param validate: if true enables ``self._validator`` validation
|
||||
:type validate: boolean
|
||||
:param force_index: if multi, value has to be a list
|
||||
not if force_index is not None
|
||||
:type force_index: integer
|
||||
"""
|
||||
if not validate:
|
||||
return
|
||||
|
||||
def val_validator(val):
|
||||
if self._validator is not None:
|
||||
if self._validator_params is not None:
|
||||
validator_params = {}
|
||||
for val_param, values in self._validator_params.items():
|
||||
validator_params[val_param] = values
|
||||
#FIXME ... ca sert à quoi ...
|
||||
if '' in validator_params:
|
||||
lst = list(validator_params[''])
|
||||
lst.insert(0, val)
|
||||
validator_params[''] = tuple(lst)
|
||||
else:
|
||||
validator_params[''] = (val,)
|
||||
else:
|
||||
validator_params = {'': (val,)}
|
||||
# Raise ValueError if not valid
|
||||
carry_out_calculation(self, config=context,
|
||||
callback=self._validator,
|
||||
callback_params=validator_params)
|
||||
|
||||
def do_validation(_value, _index=None):
|
||||
if _value is None:
|
||||
return
|
||||
# option validation
|
||||
try:
|
||||
self._validate(_value)
|
||||
except ValueError as err:
|
||||
log.debug('do_validation: value: {0} index: {1}'.format(
|
||||
_value, _index), exc_info=True)
|
||||
raise ValueError(_('invalid value for option {0}: {1}'
|
||||
'').format(self.impl_getname(), err))
|
||||
error = None
|
||||
warning = None
|
||||
try:
|
||||
# valid with self._validator
|
||||
val_validator(_value)
|
||||
# if not context launch consistency validation
|
||||
if context is not None:
|
||||
descr._valid_consistency(self, _value, context, _index)
|
||||
self._second_level_validation(_value, self._warnings_only)
|
||||
except ValueError as error:
|
||||
log.debug(_('do_validation for {0}: error in value').format(
|
||||
self.impl_getname()), exc_info=True)
|
||||
if self._warnings_only:
|
||||
warning = error
|
||||
error = None
|
||||
except ValueWarning as warning:
|
||||
log.debug(_('do_validation for {0}: warning in value').format(
|
||||
self.impl_getname()), exc_info=True)
|
||||
pass
|
||||
if error is None and warning is None:
|
||||
try:
|
||||
# if context launch consistency validation
|
||||
if context is not None:
|
||||
descr._valid_consistency(self, _value, context, _index)
|
||||
except ValueError as error:
|
||||
log.debug(_('do_validation for {0}: error in consistency').format(
|
||||
self.impl_getname()), exc_info=True)
|
||||
pass
|
||||
except ValueWarning as warning:
|
||||
log.debug(_('do_validation for {0}: warning in consistency').format(
|
||||
self.impl_getname()), exc_info=True)
|
||||
pass
|
||||
if warning:
|
||||
msg = _("warning on the value of the option {0}: {1}").format(
|
||||
self.impl_getname(), warning)
|
||||
warnings.warn_explicit(ValueWarning(msg, self),
|
||||
ValueWarning,
|
||||
self.__class__.__name__, 0)
|
||||
elif error:
|
||||
raise ValueError(_("invalid value for option {0}: {1}").format(
|
||||
self._name, error))
|
||||
|
||||
# generic calculation
|
||||
if context is not None:
|
||||
descr = context.cfgimpl_get_description()
|
||||
|
||||
if not self._multi or force_index is not None:
|
||||
do_validation(value, force_index)
|
||||
else:
|
||||
if not isinstance(value, list):
|
||||
raise ValueError(_("invalid value {0} for option {1} which must be a list").format(value, self.impl_getname()))
|
||||
for index, val in enumerate(value):
|
||||
do_validation(val, index)
|
||||
|
||||
def impl_getdefault(self):
|
||||
"accessing the default value"
|
||||
if isinstance(self._default, list):
|
||||
return copy(self._default)
|
||||
return self._default
|
||||
|
||||
def impl_getdefault_multi(self):
|
||||
"accessing the default value for a multi"
|
||||
return self._default_multi
|
||||
|
||||
def impl_is_master_slaves(self, type_='both'):
|
||||
"""FIXME
|
||||
"""
|
||||
try:
|
||||
self._master_slaves
|
||||
if type_ in ('both', 'master') and \
|
||||
self._master_slaves.is_master(self):
|
||||
return True
|
||||
if type_ in ('both', 'slave') and \
|
||||
not self._master_slaves.is_master(self):
|
||||
return True
|
||||
except:
|
||||
pass
|
||||
return False
|
||||
|
||||
def impl_get_master_slaves(self):
|
||||
return self._master_slaves
|
||||
|
||||
def impl_is_empty_by_default(self):
|
||||
"no default value has been set yet"
|
||||
if ((not self.impl_is_multi() and self._default is None) or
|
||||
(self.impl_is_multi() and (self._default == []
|
||||
or None in self._default))):
|
||||
return True
|
||||
return False
|
||||
|
||||
def impl_getdoc(self):
|
||||
"accesses the Option's doc"
|
||||
return self.impl_get_information('doc')
|
||||
|
||||
def impl_has_callback(self):
|
||||
"to know if a callback has been defined or not"
|
||||
if self._callback is None:
|
||||
return False
|
||||
else:
|
||||
return True
|
||||
|
||||
def impl_get_callback(self):
|
||||
return self._callback, self._callback_params
|
||||
|
||||
#def impl_getkey(self, value):
|
||||
# return value
|
||||
|
||||
def impl_is_multi(self):
|
||||
return self._multi
|
||||
|
||||
def impl_add_consistency(self, func, *other_opts, **params):
|
||||
"""Add consistency means that value will be validate with other_opts
|
||||
option's values.
|
||||
|
||||
:param func: function's name
|
||||
:type func: `str`
|
||||
:param other_opts: options used to validate value
|
||||
:type other_opts: `list` of `tiramisu.option.Option`
|
||||
:param params: extra params (only warnings_only are allowed)
|
||||
"""
|
||||
if self.impl_is_readonly():
|
||||
raise AttributeError(_("'{0}' ({1}) cannont add consistency, option is"
|
||||
" read-only").format(
|
||||
self.__class__.__name__,
|
||||
self._name))
|
||||
warnings_only = params.get('warnings_only', False)
|
||||
for opt in other_opts:
|
||||
if not isinstance(opt, Option):
|
||||
raise ConfigError(_('consistency must be set with an option'))
|
||||
if self is opt:
|
||||
raise ConfigError(_('cannot add consistency with itself'))
|
||||
if self.impl_is_multi() != opt.impl_is_multi():
|
||||
raise ConfigError(_('every options in consistency must be '
|
||||
'multi or none'))
|
||||
func = '_cons_{0}'.format(func)
|
||||
all_cons_opts = tuple([self] + list(other_opts))
|
||||
value = self.impl_getdefault()
|
||||
if value is not None:
|
||||
if self.impl_is_multi():
|
||||
for idx, val in enumerate(value):
|
||||
self._launch_consistency(func, self, val, None,
|
||||
idx, all_cons_opts, warnings_only)
|
||||
else:
|
||||
self._launch_consistency(func, self, value, None,
|
||||
None, all_cons_opts, warnings_only)
|
||||
self._add_consistency(func, all_cons_opts, params)
|
||||
self.impl_validate(self.impl_getdefault())
|
||||
|
||||
def _cons_not_equal(self, opts, vals, warnings_only):
|
||||
for idx_inf, val_inf in enumerate(vals):
|
||||
for idx_sup, val_sup in enumerate(vals[idx_inf + 1:]):
|
||||
if val_inf == val_sup is not None:
|
||||
if warnings_only:
|
||||
msg = _("same value for {0} and {1}, should be different")
|
||||
else:
|
||||
msg = _("same value for {0} and {1}, must be different")
|
||||
raise ValueError(msg.format(opts[idx_inf].impl_getname(),
|
||||
opts[idx_inf + idx_sup + 1].impl_getname()))
|
||||
|
||||
def _impl_convert_callbacks(self, descr, load=False):
|
||||
if not load and self._callback is None:
|
||||
self._state_callback = None
|
||||
elif load and self._state_callback is None:
|
||||
self._callback = None
|
||||
del(self._state_callback)
|
||||
else:
|
||||
if load:
|
||||
callback, callback_params = self._state_callback
|
||||
else:
|
||||
callback, callback_params = self._callback
|
||||
if callback_params is not None:
|
||||
cllbck_prms = {}
|
||||
for key, values in callback_params.items():
|
||||
vls = []
|
||||
for value in values:
|
||||
if isinstance(value, tuple):
|
||||
if load:
|
||||
value = (descr.impl_get_opt_by_path(value[0]),
|
||||
value[1])
|
||||
else:
|
||||
value = (descr.impl_get_path_by_opt(value[0]),
|
||||
value[1])
|
||||
vls.append(value)
|
||||
cllbck_prms[key] = tuple(vls)
|
||||
else:
|
||||
cllbck_prms = None
|
||||
|
||||
if load:
|
||||
del(self._state_callback)
|
||||
self._callback = (callback, cllbck_prms)
|
||||
else:
|
||||
self._state_callback = (callback, cllbck_prms)
|
||||
|
||||
# serialize/unserialize
|
||||
def _impl_convert_consistencies(self, descr, load=False):
|
||||
"""during serialization process, many things have to be done.
|
||||
one of them is the localisation of the options.
|
||||
The paths are set once for all.
|
||||
|
||||
:type descr: :class:`tiramisu.option.OptionDescription`
|
||||
:param load: `True` if we are at the init of the option description
|
||||
:type load: bool
|
||||
"""
|
||||
if not load and self._consistencies is None:
|
||||
self._state_consistencies = None
|
||||
elif load and self._state_consistencies is None:
|
||||
self._consistencies = None
|
||||
del(self._state_consistencies)
|
||||
else:
|
||||
if load:
|
||||
consistencies = self._state_consistencies
|
||||
else:
|
||||
consistencies = self._consistencies
|
||||
new_value = []
|
||||
for consistency in consistencies:
|
||||
values = []
|
||||
for obj in consistency[1]:
|
||||
if load:
|
||||
values.append(descr.impl_get_opt_by_path(obj))
|
||||
else:
|
||||
values.append(descr.impl_get_path_by_opt(obj))
|
||||
new_value.append((consistency[0], tuple(values), consistency[2]))
|
||||
if load:
|
||||
del(self._state_consistencies)
|
||||
self._consistencies = new_value
|
||||
else:
|
||||
self._state_consistencies = new_value
|
||||
|
||||
def _second_level_validation(self, value, warnings_only):
|
||||
pass
|
||||
|
||||
|
||||
def validate_requires_arg(requires, name):
|
||||
"""check malformed requirements
|
||||
and tranform dict to internal tuple
|
||||
|
||||
:param requires: have a look at the
|
||||
:meth:`tiramisu.setting.Settings.apply_requires` method to
|
||||
know more about
|
||||
the description of the requires dictionary
|
||||
"""
|
||||
if requires is None:
|
||||
return None, None
|
||||
ret_requires = {}
|
||||
config_action = {}
|
||||
|
||||
# start parsing all requires given by user (has dict)
|
||||
# transforme it to a tuple
|
||||
for require in requires:
|
||||
if not type(require) == dict:
|
||||
raise ValueError(_("malformed requirements type for option:"
|
||||
" {0}, must be a dict").format(name))
|
||||
valid_keys = ('option', 'expected', 'action', 'inverse', 'transitive',
|
||||
'same_action')
|
||||
unknown_keys = frozenset(require.keys()) - frozenset(valid_keys)
|
||||
if unknown_keys != frozenset():
|
||||
raise ValueError('malformed requirements for option: {0}'
|
||||
' unknown keys {1}, must only '
|
||||
'{2}'.format(name,
|
||||
unknown_keys,
|
||||
valid_keys))
|
||||
# prepare all attributes
|
||||
try:
|
||||
option = require['option']
|
||||
expected = require['expected']
|
||||
action = require['action']
|
||||
except KeyError:
|
||||
raise ValueError(_("malformed requirements for option: {0}"
|
||||
" require must have option, expected and"
|
||||
" action keys").format(name))
|
||||
if action == 'force_store_value':
|
||||
raise ValueError(_("malformed requirements for option: {0}"
|
||||
" action cannot be force_store_value"
|
||||
).format(name))
|
||||
inverse = require.get('inverse', False)
|
||||
if inverse not in [True, False]:
|
||||
raise ValueError(_('malformed requirements for option: {0}'
|
||||
' inverse must be boolean'))
|
||||
transitive = require.get('transitive', True)
|
||||
if transitive not in [True, False]:
|
||||
raise ValueError(_('malformed requirements for option: {0}'
|
||||
' transitive must be boolean'))
|
||||
same_action = require.get('same_action', True)
|
||||
if same_action not in [True, False]:
|
||||
raise ValueError(_('malformed requirements for option: {0}'
|
||||
' same_action must be boolean'))
|
||||
|
||||
if not isinstance(option, Option):
|
||||
raise ValueError(_('malformed requirements '
|
||||
'must be an option in option {0}').format(name))
|
||||
if option.impl_is_multi():
|
||||
raise ValueError(_('malformed requirements option {0} '
|
||||
'must not be a multi').format(name))
|
||||
if expected is not None:
|
||||
try:
|
||||
option._validate(expected)
|
||||
except ValueError as err:
|
||||
raise ValueError(_('malformed requirements second argument '
|
||||
'must be valid for option {0}'
|
||||
': {1}').format(name, err))
|
||||
if action in config_action:
|
||||
if inverse != config_action[action]:
|
||||
raise ValueError(_("inconsistency in action types"
|
||||
" for option: {0}"
|
||||
" action: {1}").format(name, action))
|
||||
else:
|
||||
config_action[action] = inverse
|
||||
if action not in ret_requires:
|
||||
ret_requires[action] = {}
|
||||
if option not in ret_requires[action]:
|
||||
ret_requires[action][option] = (option, [expected], action,
|
||||
inverse, transitive, same_action)
|
||||
else:
|
||||
ret_requires[action][option][1].append(expected)
|
||||
# transform dict to tuple
|
||||
ret = []
|
||||
for opt_requires in ret_requires.values():
|
||||
ret_action = []
|
||||
for require in opt_requires.values():
|
||||
ret_action.append((require[0], tuple(require[1]), require[2],
|
||||
require[3], require[4], require[5]))
|
||||
ret.append(tuple(ret_action))
|
||||
return frozenset(config_action.keys()), tuple(ret)
|
||||
|
||||
|
||||
class SymLinkOption(OnlyOption):
|
||||
#FIXME : et avec sqlalchemy ca marche vraiment ?
|
||||
__slots__ = ('_opt',)
|
||||
#not return _opt consistencies
|
||||
#_consistencies = None
|
||||
|
||||
def __init__(self, name, opt):
|
||||
self._name = name
|
||||
if not isinstance(opt, Option):
|
||||
raise ValueError(_('malformed symlinkoption '
|
||||
'must be an option '
|
||||
'for symlink {0}').format(name))
|
||||
self._opt = opt
|
||||
self._readonly = True
|
||||
return super(Base, self).__init__()
|
||||
|
||||
def __getattr__(self, name):
|
||||
if name in ('_opt', '_opt_type', '_readonly', 'impl_getname'):
|
||||
return object.__getattr__(self, name)
|
||||
else:
|
||||
return getattr(self._opt, name)
|
||||
|
||||
def _impl_getstate(self, descr):
|
||||
super(SymLinkOption, self)._impl_getstate(descr)
|
||||
self._state_opt = descr.impl_get_path_by_opt(self._opt)
|
||||
|
||||
def _impl_setstate(self, descr):
|
||||
self._opt = descr.impl_get_opt_by_path(self._state_opt)
|
||||
del(self._state_opt)
|
||||
super(SymLinkOption, self)._impl_setstate(descr)
|
||||
|
||||
def impl_get_information(self, key, default=undefined):
|
||||
return self._opt.impl_get_information(key, default)
|
||||
188
tiramisu/option/masterslave.py
Normal file
188
tiramisu/option/masterslave.py
Normal file
@ -0,0 +1,188 @@
|
||||
# -*- coding: utf-8 -*-
|
||||
"master slave support"
|
||||
# Copyright (C) 2014 Team tiramisu (see AUTHORS for all contributors)
|
||||
#
|
||||
# This program is free software: you can redistribute it and/or modify it
|
||||
# under the terms of the GNU Lesser General Public License as published by the
|
||||
# Free Software Foundation, either version 3 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 Lesser General Public License for more
|
||||
# details.
|
||||
#
|
||||
# You should have received a copy of the GNU Lesser General Public License
|
||||
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
#
|
||||
# The original `Config` design model is unproudly borrowed from
|
||||
# the rough pypy's guys: http://codespeak.net/svn/pypy/dist/pypy/config/
|
||||
# the whole pypy projet is under MIT licence
|
||||
# ____________________________________________________________
|
||||
from tiramisu.i18n import _
|
||||
from tiramisu.setting import log
|
||||
from tiramisu.error import SlaveError, ConfigError
|
||||
from .baseoption import SymLinkOption, Option
|
||||
|
||||
|
||||
class MasterSlaves(object):
|
||||
__slots__ = ('master', 'slaves')
|
||||
|
||||
def __init__(self, name, childs):
|
||||
#if master (same name has group) is set
|
||||
#for collect all slaves
|
||||
self.master = None
|
||||
slaves = []
|
||||
for child in childs:
|
||||
if isinstance(child, SymLinkOption):
|
||||
raise ValueError(_("master group {0} shall not have "
|
||||
"a symlinkoption").format(name))
|
||||
if not isinstance(child, Option):
|
||||
raise ValueError(_("master group {0} shall not have "
|
||||
"a subgroup").format(name))
|
||||
if not child.impl_is_multi():
|
||||
raise ValueError(_("not allowed option {0} "
|
||||
"in group {1}"
|
||||
": this option is not a multi"
|
||||
"").format(child._name, name))
|
||||
if child._name == name:
|
||||
self.master = child
|
||||
else:
|
||||
slaves.append(child)
|
||||
if self.master is None:
|
||||
raise ValueError(_('master group with wrong'
|
||||
' master name for {0}'
|
||||
).format(name))
|
||||
callback, callback_params = self.master.impl_get_callback()
|
||||
if callback is not None and callback_params is not None:
|
||||
for key, callbacks in callback_params.items():
|
||||
for callbk in callbacks:
|
||||
if isinstance(callbk, tuple):
|
||||
if callbk[0] in slaves:
|
||||
raise ValueError(_("callback of master's option shall "
|
||||
"not refered a slave's ones"))
|
||||
#everything is ok, store references
|
||||
self.slaves = tuple(slaves)
|
||||
for child in childs:
|
||||
child._master_slaves = self
|
||||
|
||||
def is_master(self, opt):
|
||||
return opt == self.master
|
||||
|
||||
def in_same_group(self, opt):
|
||||
return opt == self.master or opt in self.slaves
|
||||
|
||||
def reset(self, values):
|
||||
for slave in self.slaves:
|
||||
values.reset(slave)
|
||||
|
||||
def pop(self, values, index):
|
||||
#FIXME pas test de meta ...
|
||||
for slave in self.slaves:
|
||||
if not values.is_default_owner(slave, validate_properties=False,
|
||||
validate_meta=False):
|
||||
values._get_cached_item(slave, validate=False,
|
||||
validate_properties=False
|
||||
).pop(index, force=True)
|
||||
pass
|
||||
|
||||
def getitem(self, values, opt, path, validate, force_permissive,
|
||||
force_properties, validate_properties):
|
||||
if opt == self.master:
|
||||
value = values._get_validated_value(opt, path, validate,
|
||||
force_permissive,
|
||||
force_properties,
|
||||
validate_properties)
|
||||
if validate is True:
|
||||
masterlen = len(value)
|
||||
for slave in self.slaves:
|
||||
try:
|
||||
slave_path = values._get_opt_path(slave)
|
||||
slave_value = values._get_validated_value(slave,
|
||||
slave_path,
|
||||
False,
|
||||
False,
|
||||
None, False,
|
||||
None) # not undefined
|
||||
slavelen = len(slave_value)
|
||||
self.validate_slave_length(masterlen, slavelen, slave._name)
|
||||
except ConfigError:
|
||||
pass
|
||||
return value
|
||||
else:
|
||||
value = values._get_validated_value(opt, path, validate,
|
||||
force_permissive,
|
||||
force_properties,
|
||||
validate_properties,
|
||||
None) # not undefined
|
||||
return self.get_slave_value(values, opt, value, validate, validate_properties)
|
||||
|
||||
def setitem(self, values, opt, value, path):
|
||||
if opt == self.master:
|
||||
masterlen = len(value)
|
||||
for slave in self.slaves:
|
||||
slave_path = values._get_opt_path(slave)
|
||||
slave_value = values._get_validated_value(slave,
|
||||
slave_path,
|
||||
False,
|
||||
False,
|
||||
None, False,
|
||||
None) # not undefined
|
||||
slavelen = len(slave_value)
|
||||
self.validate_slave_length(masterlen, slavelen, slave._name)
|
||||
else:
|
||||
self.validate_slave_length(self.get_length(values), len(value),
|
||||
opt._name, setitem=True)
|
||||
|
||||
def get_length(self, values, validate=True):
|
||||
masterp = values._get_opt_path(self.master)
|
||||
return len(self.getitem(values, self.master, masterp, validate, False,
|
||||
None, True))
|
||||
|
||||
def validate_slave_length(self, masterlen, valuelen, name, setitem=False):
|
||||
if valuelen > masterlen or (valuelen < masterlen and setitem):
|
||||
log.debug('validate_slave_length: masterlen: {0}, valuelen: {1}, '
|
||||
'setitem: {2}'.format(masterlen, valuelen, setitem))
|
||||
raise SlaveError(_("invalid len for the slave: {0}"
|
||||
" which has {1} as master").format(
|
||||
name, self.master._name))
|
||||
|
||||
def get_slave_value(self, values, opt, value, validate=True,
|
||||
validate_properties=True):
|
||||
"""
|
||||
if master has length 0:
|
||||
return []
|
||||
if master has length bigger than 0:
|
||||
if default owner:
|
||||
if has callback:
|
||||
if return a list:
|
||||
list same length as master: return list
|
||||
list is smaller than master: return list + None
|
||||
list is greater than master: raise SlaveError
|
||||
if has default value:
|
||||
list same length as master: return list
|
||||
list is smaller than master: return list + None
|
||||
list is greater than master: raise SlaveError
|
||||
if has default_multi value:
|
||||
return default_multi * master's length
|
||||
if has value:
|
||||
list same length as master: return list
|
||||
list is smaller than master: return list + None
|
||||
list is greater than master: raise SlaveError
|
||||
"""
|
||||
#if slave, had values until master's one
|
||||
masterlen = self.get_length(values, validate)
|
||||
valuelen = len(value)
|
||||
if validate:
|
||||
self.validate_slave_length(masterlen, valuelen, opt._name)
|
||||
path = values._get_opt_path(opt)
|
||||
if valuelen < masterlen:
|
||||
for num in range(0, masterlen - valuelen):
|
||||
index = valuelen + num
|
||||
value.append(values._get_validated_value(opt, path, True,
|
||||
False, None,
|
||||
validate_properties,
|
||||
index=index),
|
||||
setitem=False,
|
||||
force=True)
|
||||
return value
|
||||
508
tiramisu/option/option.py
Normal file
508
tiramisu/option/option.py
Normal file
@ -0,0 +1,508 @@
|
||||
# -*- coding: utf-8 -*-
|
||||
"option types and option description"
|
||||
# Copyright (C) 2012-2013 Team tiramisu (see AUTHORS for all contributors)
|
||||
#
|
||||
# This program is free software: you can redistribute it and/or modify it
|
||||
# under the terms of the GNU Lesser General Public License as published by the
|
||||
# Free Software Foundation, either version 3 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 Lesser General Public License for more
|
||||
# details.
|
||||
#
|
||||
# You should have received a copy of the GNU Lesser General Public License
|
||||
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
#
|
||||
# The original `Config` design model is unproudly borrowed from
|
||||
# the rough pypy's guys: http://codespeak.net/svn/pypy/dist/pypy/config/
|
||||
# the whole pypy projet is under MIT licence
|
||||
# ____________________________________________________________
|
||||
import re
|
||||
import sys
|
||||
from IPy import IP
|
||||
|
||||
from tiramisu.error import ConfigError
|
||||
from tiramisu.i18n import _
|
||||
from .baseoption import Option
|
||||
|
||||
|
||||
class ChoiceOption(Option):
|
||||
"""represents a choice out of several objects.
|
||||
|
||||
The option can also have the value ``None``
|
||||
"""
|
||||
__slots__ = tuple()
|
||||
|
||||
def __init__(self, name, doc, values, default=None, default_multi=None,
|
||||
requires=None, multi=False, callback=None,
|
||||
callback_params=None, open_values=False, validator=None,
|
||||
validator_params=None, properties=None, warnings_only=False):
|
||||
"""
|
||||
:param values: is a list of values the option can possibly take
|
||||
"""
|
||||
if not isinstance(values, tuple):
|
||||
raise TypeError(_('values must be a tuple for {0}').format(name))
|
||||
if open_values not in (True, False):
|
||||
raise TypeError(_('open_values must be a boolean for '
|
||||
'{0}').format(name))
|
||||
self._extra = {'_choice_open_values': open_values,
|
||||
'_choice_values': values}
|
||||
super(ChoiceOption, self).__init__(name, doc, default=default,
|
||||
default_multi=default_multi,
|
||||
callback=callback,
|
||||
callback_params=callback_params,
|
||||
requires=requires,
|
||||
multi=multi,
|
||||
validator=validator,
|
||||
validator_params=validator_params,
|
||||
properties=properties,
|
||||
warnings_only=warnings_only)
|
||||
|
||||
def impl_get_values(self):
|
||||
return self._extra['_choice_values']
|
||||
|
||||
def impl_is_openvalues(self):
|
||||
return self._extra['_choice_open_values']
|
||||
|
||||
def _validate(self, value):
|
||||
if not self.impl_is_openvalues() and not value in self.impl_get_values():
|
||||
raise ValueError(_('value {0} is not permitted, '
|
||||
'only {1} is allowed'
|
||||
'').format(value, self._extra['_choice_values']))
|
||||
|
||||
|
||||
class BoolOption(Option):
|
||||
"represents a choice between ``True`` and ``False``"
|
||||
__slots__ = tuple()
|
||||
|
||||
def _validate(self, value):
|
||||
if not isinstance(value, bool):
|
||||
raise ValueError(_('invalid boolean'))
|
||||
|
||||
|
||||
class IntOption(Option):
|
||||
"represents a choice of an integer"
|
||||
__slots__ = tuple()
|
||||
|
||||
def _validate(self, value):
|
||||
if not isinstance(value, int):
|
||||
raise ValueError(_('invalid integer'))
|
||||
|
||||
|
||||
class FloatOption(Option):
|
||||
"represents a choice of a floating point number"
|
||||
__slots__ = tuple()
|
||||
|
||||
def _validate(self, value):
|
||||
if not isinstance(value, float):
|
||||
raise ValueError(_('invalid float'))
|
||||
|
||||
|
||||
class StrOption(Option):
|
||||
"represents the choice of a string"
|
||||
__slots__ = tuple()
|
||||
|
||||
def _validate(self, value):
|
||||
if not isinstance(value, str):
|
||||
raise ValueError(_('invalid string'))
|
||||
|
||||
|
||||
if sys.version_info[0] >= 3:
|
||||
#UnicodeOption is same as StrOption in python 3+
|
||||
class UnicodeOption(StrOption):
|
||||
__slots__ = tuple()
|
||||
pass
|
||||
else:
|
||||
class UnicodeOption(Option):
|
||||
"represents the choice of a unicode string"
|
||||
__slots__ = tuple()
|
||||
_empty = u''
|
||||
|
||||
def _validate(self, value):
|
||||
if not isinstance(value, unicode):
|
||||
raise ValueError(_('invalid unicode'))
|
||||
|
||||
|
||||
class IPOption(Option):
|
||||
"represents the choice of an ip"
|
||||
__slots__ = tuple()
|
||||
|
||||
def __init__(self, name, doc, default=None, default_multi=None,
|
||||
requires=None, multi=False, callback=None,
|
||||
callback_params=None, validator=None, validator_params=None,
|
||||
properties=None, private_only=False, allow_reserved=False,
|
||||
warnings_only=False):
|
||||
self._extra = {'_private_only': private_only, '_allow_reserved': allow_reserved}
|
||||
super(IPOption, self).__init__(name, doc, default=default,
|
||||
default_multi=default_multi,
|
||||
callback=callback,
|
||||
callback_params=callback_params,
|
||||
requires=requires,
|
||||
multi=multi,
|
||||
validator=validator,
|
||||
validator_params=validator_params,
|
||||
properties=properties,
|
||||
warnings_only=warnings_only)
|
||||
|
||||
def _validate(self, value):
|
||||
# sometimes an ip term starts with a zero
|
||||
# but this does not fit in some case, for example bind does not like it
|
||||
try:
|
||||
for val in value.split('.'):
|
||||
if val.startswith("0") and len(val) > 1:
|
||||
raise ValueError(_('invalid IP'))
|
||||
except AttributeError:
|
||||
#if integer for example
|
||||
raise ValueError(_('invalid IP'))
|
||||
# 'standard' validation
|
||||
try:
|
||||
IP('{0}/32'.format(value))
|
||||
except ValueError:
|
||||
raise ValueError(_('invalid IP'))
|
||||
|
||||
def _second_level_validation(self, value, warnings_only):
|
||||
ip = IP('{0}/32'.format(value))
|
||||
if not self._extra['_allow_reserved'] and ip.iptype() == 'RESERVED':
|
||||
if warnings_only:
|
||||
msg = _("IP is in reserved class")
|
||||
else:
|
||||
msg = _("invalid IP, mustn't be in reserved class")
|
||||
raise ValueError(msg)
|
||||
if self._extra['_private_only'] and not ip.iptype() == 'PRIVATE':
|
||||
if warnings_only:
|
||||
msg = _("IP is not in private class")
|
||||
else:
|
||||
msg = _("invalid IP, must be in private class")
|
||||
raise ValueError(msg)
|
||||
|
||||
def _cons_in_network(self, opts, vals, warnings_only):
|
||||
if len(vals) != 3:
|
||||
raise ConfigError(_('invalid len for vals'))
|
||||
if None in vals:
|
||||
return
|
||||
ip, network, netmask = vals
|
||||
if IP(ip) not in IP('{0}/{1}'.format(network, netmask)):
|
||||
if warnings_only:
|
||||
msg = _('IP {0} ({1}) not in network {2} ({3}) with netmask {4}'
|
||||
' ({5})')
|
||||
else:
|
||||
msg = _('invalid IP {0} ({1}) not in network {2} ({3}) with '
|
||||
'netmask {4} ({5})')
|
||||
raise ValueError(msg.format(ip, opts[0].impl_getname(), network,
|
||||
opts[1].impl_getname(), netmask, opts[2].impl_getname()))
|
||||
|
||||
|
||||
class PortOption(Option):
|
||||
"""represents the choice of a port
|
||||
The port numbers are divided into three ranges:
|
||||
the well-known ports,
|
||||
the registered ports,
|
||||
and the dynamic or private ports.
|
||||
You can actived this three range.
|
||||
Port number 0 is reserved and can't be used.
|
||||
see: http://en.wikipedia.org/wiki/Port_numbers
|
||||
"""
|
||||
__slots__ = tuple()
|
||||
|
||||
def __init__(self, name, doc, default=None, default_multi=None,
|
||||
requires=None, multi=False, callback=None,
|
||||
callback_params=None, validator=None, validator_params=None,
|
||||
properties=None, allow_range=False, allow_zero=False,
|
||||
allow_wellknown=True, allow_registred=True,
|
||||
allow_private=False, warnings_only=False):
|
||||
extra = {'_allow_range': allow_range,
|
||||
'_min_value': None,
|
||||
'_max_value': None}
|
||||
ports_min = [0, 1, 1024, 49152]
|
||||
ports_max = [0, 1023, 49151, 65535]
|
||||
is_finally = False
|
||||
for index, allowed in enumerate([allow_zero,
|
||||
allow_wellknown,
|
||||
allow_registred,
|
||||
allow_private]):
|
||||
if extra['_min_value'] is None:
|
||||
if allowed:
|
||||
extra['_min_value'] = ports_min[index]
|
||||
elif not allowed:
|
||||
is_finally = True
|
||||
elif allowed and is_finally:
|
||||
raise ValueError(_('inconsistency in allowed range'))
|
||||
if allowed:
|
||||
extra['_max_value'] = ports_max[index]
|
||||
|
||||
if extra['_max_value'] is None:
|
||||
raise ValueError(_('max value is empty'))
|
||||
|
||||
self._extra = extra
|
||||
super(PortOption, self).__init__(name, doc, default=default,
|
||||
default_multi=default_multi,
|
||||
callback=callback,
|
||||
callback_params=callback_params,
|
||||
requires=requires,
|
||||
multi=multi,
|
||||
validator=validator,
|
||||
validator_params=validator_params,
|
||||
properties=properties,
|
||||
warnings_only=warnings_only)
|
||||
|
||||
def _validate(self, value):
|
||||
if self._extra['_allow_range'] and ":" in str(value):
|
||||
value = str(value).split(':')
|
||||
if len(value) != 2:
|
||||
raise ValueError(_('invalid port, range must have two values '
|
||||
'only'))
|
||||
if not value[0] < value[1]:
|
||||
raise ValueError(_('invalid port, first port in range must be'
|
||||
' smaller than the second one'))
|
||||
else:
|
||||
value = [value]
|
||||
|
||||
for val in value:
|
||||
try:
|
||||
val = int(val)
|
||||
except ValueError:
|
||||
raise ValueError(_('invalid port'))
|
||||
if not self._extra['_min_value'] <= val <= self._extra['_max_value']:
|
||||
raise ValueError(_('invalid port, must be an between {0} '
|
||||
'and {1}').format(self._extra['_min_value'],
|
||||
self._extra['_max_value']))
|
||||
|
||||
|
||||
class NetworkOption(Option):
|
||||
"represents the choice of a network"
|
||||
__slots__ = tuple()
|
||||
|
||||
def _validate(self, value):
|
||||
try:
|
||||
IP(value)
|
||||
except ValueError:
|
||||
raise ValueError(_('invalid network address'))
|
||||
|
||||
def _second_level_validation(self, value, warnings_only):
|
||||
ip = IP(value)
|
||||
if ip.iptype() == 'RESERVED':
|
||||
if warnings_only:
|
||||
msg = _("network address is in reserved class")
|
||||
else:
|
||||
msg = _("invalid network address, mustn't be in reserved class")
|
||||
raise ValueError(msg)
|
||||
|
||||
|
||||
class NetmaskOption(Option):
|
||||
"represents the choice of a netmask"
|
||||
__slots__ = tuple()
|
||||
|
||||
def _validate(self, value):
|
||||
try:
|
||||
IP('0.0.0.0/{0}'.format(value))
|
||||
except ValueError:
|
||||
raise ValueError(_('invalid netmask address'))
|
||||
|
||||
def _cons_network_netmask(self, opts, vals, warnings_only):
|
||||
#opts must be (netmask, network) options
|
||||
if None in vals:
|
||||
return
|
||||
self.__cons_netmask(opts, vals[0], vals[1], False, warnings_only)
|
||||
|
||||
def _cons_ip_netmask(self, opts, vals, warnings_only):
|
||||
#opts must be (netmask, ip) options
|
||||
if None in vals:
|
||||
return
|
||||
self.__cons_netmask(opts, vals[0], vals[1], True, warnings_only)
|
||||
|
||||
def __cons_netmask(self, opts, val_netmask, val_ipnetwork, make_net,
|
||||
warnings_only):
|
||||
if len(opts) != 2:
|
||||
raise ConfigError(_('invalid len for opts'))
|
||||
msg = None
|
||||
try:
|
||||
ip = IP('{0}/{1}'.format(val_ipnetwork, val_netmask),
|
||||
make_net=make_net)
|
||||
#if cidr == 32, ip same has network
|
||||
if ip.prefixlen() != 32:
|
||||
try:
|
||||
IP('{0}/{1}'.format(val_ipnetwork, val_netmask),
|
||||
make_net=not make_net)
|
||||
except ValueError:
|
||||
pass
|
||||
else:
|
||||
if make_net:
|
||||
msg = _("invalid IP {0} ({1}) with netmask {2},"
|
||||
" this IP is a network")
|
||||
|
||||
except ValueError:
|
||||
if not make_net:
|
||||
msg = _('invalid network {0} ({1}) with netmask {2}')
|
||||
if msg is not None:
|
||||
raise ValueError(msg.format(val_ipnetwork, opts[1].impl_getname(),
|
||||
val_netmask))
|
||||
|
||||
|
||||
class BroadcastOption(Option):
|
||||
__slots__ = tuple()
|
||||
|
||||
def _validate(self, value):
|
||||
try:
|
||||
IP('{0}/32'.format(value))
|
||||
except ValueError:
|
||||
raise ValueError(_('invalid broadcast address'))
|
||||
|
||||
def _cons_broadcast(self, opts, vals, warnings_only):
|
||||
if len(vals) != 3:
|
||||
raise ConfigError(_('invalid len for vals'))
|
||||
if None in vals:
|
||||
return
|
||||
broadcast, network, netmask = vals
|
||||
if IP('{0}/{1}'.format(network, netmask)).broadcast() != IP(broadcast):
|
||||
raise ValueError(_('invalid broadcast {0} ({1}) with network {2} '
|
||||
'({3}) and netmask {4} ({5})').format(
|
||||
broadcast, opts[0].impl_getname(), network,
|
||||
opts[1].impl_getname(), netmask, opts[2].impl_getname()))
|
||||
|
||||
|
||||
class DomainnameOption(Option):
|
||||
"""represents the choice of a domain name
|
||||
netbios: for MS domain
|
||||
hostname: to identify the device
|
||||
domainname:
|
||||
fqdn: with tld, not supported yet
|
||||
"""
|
||||
__slots__ = tuple()
|
||||
|
||||
def __init__(self, name, doc, default=None, default_multi=None,
|
||||
requires=None, multi=False, callback=None,
|
||||
callback_params=None, validator=None, validator_params=None,
|
||||
properties=None, allow_ip=False, type_='domainname',
|
||||
warnings_only=False, allow_without_dot=False):
|
||||
if type_ not in ['netbios', 'hostname', 'domainname']:
|
||||
raise ValueError(_('unknown type_ {0} for hostname').format(type_))
|
||||
self._extra = {'_dom_type': type_}
|
||||
if allow_ip not in [True, False]:
|
||||
raise ValueError(_('allow_ip must be a boolean'))
|
||||
if allow_without_dot not in [True, False]:
|
||||
raise ValueError(_('allow_without_dot must be a boolean'))
|
||||
self._extra['_allow_ip'] = allow_ip
|
||||
self._extra['_allow_without_dot'] = allow_without_dot
|
||||
end = ''
|
||||
extrachar = ''
|
||||
extrachar_mandatory = ''
|
||||
if self._extra['_dom_type'] != 'netbios':
|
||||
allow_number = '\d'
|
||||
else:
|
||||
allow_number = ''
|
||||
if self._extra['_dom_type'] == 'netbios':
|
||||
length = 14
|
||||
elif self._extra['_dom_type'] == 'hostname':
|
||||
length = 62
|
||||
elif self._extra['_dom_type'] == 'domainname':
|
||||
length = 62
|
||||
if allow_without_dot is False:
|
||||
extrachar_mandatory = '\.'
|
||||
else:
|
||||
extrachar = '\.'
|
||||
end = '+[a-z]*'
|
||||
self._extra['_domain_re'] = re.compile(r'^(?:[a-z{0}][a-z\d\-{1}]{{,{2}}}{3}){4}$'
|
||||
''.format(allow_number, extrachar, length,
|
||||
extrachar_mandatory, end))
|
||||
super(DomainnameOption, self).__init__(name, doc, default=default,
|
||||
default_multi=default_multi,
|
||||
callback=callback,
|
||||
callback_params=callback_params,
|
||||
requires=requires,
|
||||
multi=multi,
|
||||
validator=validator,
|
||||
validator_params=validator_params,
|
||||
properties=properties,
|
||||
warnings_only=warnings_only)
|
||||
|
||||
def _validate(self, value):
|
||||
if self._extra['_allow_ip'] is True:
|
||||
try:
|
||||
IP('{0}/32'.format(value))
|
||||
return
|
||||
except ValueError:
|
||||
pass
|
||||
if self._extra['_dom_type'] == 'domainname' and not self._extra['_allow_without_dot'] and \
|
||||
'.' not in value:
|
||||
raise ValueError(_("invalid domainname, must have dot"))
|
||||
if len(value) > 255:
|
||||
raise ValueError(_("invalid domainname's length (max 255)"))
|
||||
if len(value) < 2:
|
||||
raise ValueError(_("invalid domainname's length (min 2)"))
|
||||
if not self._extra['_domain_re'].search(value):
|
||||
raise ValueError(_('invalid domainname'))
|
||||
|
||||
|
||||
class EmailOption(DomainnameOption):
|
||||
__slots__ = tuple()
|
||||
username_re = re.compile(r"^[\w!#$%&'*+\-/=?^`{|}~.]+$")
|
||||
|
||||
def _validate(self, value):
|
||||
splitted = value.split('@', 1)
|
||||
try:
|
||||
username, domain = splitted
|
||||
except ValueError:
|
||||
raise ValueError(_('invalid email address, must contains one @'
|
||||
))
|
||||
if not self.username_re.search(username):
|
||||
raise ValueError(_('invalid username in email address'))
|
||||
super(EmailOption, self)._validate(domain)
|
||||
|
||||
|
||||
class URLOption(DomainnameOption):
|
||||
__slots__ = tuple()
|
||||
proto_re = re.compile(r'(http|https)://')
|
||||
path_re = re.compile(r"^[a-z0-9\-\._~:/\?#\[\]@!%\$&\'\(\)\*\+,;=]+$")
|
||||
|
||||
def _validate(self, value):
|
||||
match = self.proto_re.search(value)
|
||||
if not match:
|
||||
raise ValueError(_('invalid url, must start with http:// or '
|
||||
'https://'))
|
||||
value = value[len(match.group(0)):]
|
||||
# get domain/files
|
||||
splitted = value.split('/', 1)
|
||||
try:
|
||||
domain, files = splitted
|
||||
except ValueError:
|
||||
domain = value
|
||||
files = None
|
||||
# if port in domain
|
||||
splitted = domain.split(':', 1)
|
||||
try:
|
||||
domain, port = splitted
|
||||
|
||||
except ValueError:
|
||||
domain = splitted[0]
|
||||
port = 0
|
||||
if not 0 <= int(port) <= 65535:
|
||||
raise ValueError(_('invalid url, port must be an between 0 and '
|
||||
'65536'))
|
||||
# validate domainname
|
||||
super(URLOption, self)._validate(domain)
|
||||
# validate file
|
||||
if files is not None and files != '' and not self.path_re.search(files):
|
||||
raise ValueError(_('invalid url, must ends with filename'))
|
||||
|
||||
|
||||
class UsernameOption(Option):
|
||||
__slots__ = tuple()
|
||||
#regexp build with 'man 8 adduser' informations
|
||||
username_re = re.compile(r"^[a-z_][a-z0-9_-]{0,30}[$a-z0-9_-]{0,1}$")
|
||||
|
||||
def _validate(self, value):
|
||||
match = self.username_re.search(value)
|
||||
if not match:
|
||||
raise ValueError(_('invalid username'))
|
||||
|
||||
|
||||
class FilenameOption(Option):
|
||||
__slots__ = tuple()
|
||||
path_re = re.compile(r"^[a-zA-Z0-9\-\._~/+]+$")
|
||||
|
||||
def _validate(self, value):
|
||||
match = self.path_re.search(value)
|
||||
if not match:
|
||||
raise ValueError(_('invalid filename'))
|
||||
235
tiramisu/option/optiondescription.py
Normal file
235
tiramisu/option/optiondescription.py
Normal file
@ -0,0 +1,235 @@
|
||||
# -*- coding: utf-8 -*-
|
||||
# Copyright (C) 2014 Team tiramisu (see AUTHORS for all contributors)
|
||||
#
|
||||
# This program is free software: you can redistribute it and/or modify it
|
||||
# under the terms of the GNU Lesser General Public License as published by the
|
||||
# Free Software Foundation, either version 3 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 Lesser General Public License for more
|
||||
# details.
|
||||
#
|
||||
# You should have received a copy of the GNU Lesser General Public License
|
||||
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
#
|
||||
# The original `Config` design model is unproudly borrowed from
|
||||
# the rough pypy's guys: http://codespeak.net/svn/pypy/dist/pypy/config/
|
||||
# the whole pypy projet is under MIT licence
|
||||
# ____________________________________________________________
|
||||
from copy import copy
|
||||
|
||||
from tiramisu.i18n import _
|
||||
from tiramisu.setting import groups, log
|
||||
from .baseoption import BaseOption
|
||||
from . import MasterSlaves
|
||||
from tiramisu.error import ConfigError, ConflictError, ValueWarning
|
||||
from tiramisu.storage import get_storages_option
|
||||
|
||||
|
||||
StorageOptionDescription = get_storages_option('optiondescription')
|
||||
|
||||
|
||||
class OptionDescription(BaseOption, StorageOptionDescription):
|
||||
"""Config's schema (organisation, group) and container of Options
|
||||
The `OptionsDescription` objects lives in the `tiramisu.config.Config`.
|
||||
"""
|
||||
__slots__ = tuple()
|
||||
|
||||
def __init__(self, name, doc, children, requires=None, properties=None):
|
||||
"""
|
||||
:param children: a list of options (including optiondescriptions)
|
||||
|
||||
"""
|
||||
super(OptionDescription, self).__init__(name, doc=doc, requires=requires, properties=properties)
|
||||
child_names = [child.impl_getname() for child in children]
|
||||
#better performance like this
|
||||
valid_child = copy(child_names)
|
||||
valid_child.sort()
|
||||
old = None
|
||||
for child in valid_child:
|
||||
if child == old:
|
||||
raise ConflictError(_('duplicate option name: '
|
||||
'{0}').format(child))
|
||||
old = child
|
||||
self._add_children(child_names, children)
|
||||
self._cache_paths = None
|
||||
self._cache_consistencies = None
|
||||
# the group_type is useful for filtering OptionDescriptions in a config
|
||||
self._group_type = groups.default
|
||||
self._is_build_cache = False
|
||||
|
||||
def impl_getrequires(self):
|
||||
return self._requires
|
||||
|
||||
def impl_getdoc(self):
|
||||
return self.impl_get_information('doc')
|
||||
|
||||
def impl_validate(self, *args):
|
||||
"""usefull for OptionDescription"""
|
||||
pass
|
||||
|
||||
def impl_getpaths(self, include_groups=False, _currpath=None):
|
||||
"""returns a list of all paths in self, recursively
|
||||
_currpath should not be provided (helps with recursion)
|
||||
"""
|
||||
if _currpath is None:
|
||||
_currpath = []
|
||||
paths = []
|
||||
for option in self.impl_getchildren():
|
||||
attr = option.impl_getname()
|
||||
if isinstance(option, OptionDescription):
|
||||
if include_groups:
|
||||
paths.append('.'.join(_currpath + [attr]))
|
||||
paths += option.impl_getpaths(include_groups=include_groups,
|
||||
_currpath=_currpath + [attr])
|
||||
else:
|
||||
paths.append('.'.join(_currpath + [attr]))
|
||||
return paths
|
||||
|
||||
def impl_build_cache_consistency(self, _consistencies=None, cache_option=None):
|
||||
#FIXME cache_option !
|
||||
if _consistencies is None:
|
||||
init = True
|
||||
_consistencies = {}
|
||||
cache_option = []
|
||||
else:
|
||||
init = False
|
||||
for option in self.impl_getchildren():
|
||||
cache_option.append(option._get_id())
|
||||
if not isinstance(option, OptionDescription):
|
||||
for func, all_cons_opts, params in option._get_consistencies():
|
||||
for opt in all_cons_opts:
|
||||
_consistencies.setdefault(opt,
|
||||
[]).append((func,
|
||||
all_cons_opts,
|
||||
params))
|
||||
else:
|
||||
option.impl_build_cache_consistency(_consistencies, cache_option)
|
||||
if init and _consistencies != {}:
|
||||
self._cache_consistencies = {}
|
||||
for opt, cons in _consistencies.items():
|
||||
#FIXME dans le cache ...
|
||||
if opt._get_id() not in cache_option:
|
||||
raise ConfigError(_('consistency with option {0} '
|
||||
'which is not in Config').format(
|
||||
opt.impl_getname()))
|
||||
self._cache_consistencies[opt] = tuple(cons)
|
||||
|
||||
def impl_validate_options(self, cache_option=None):
|
||||
"""validate duplicate option and set option has readonly option
|
||||
"""
|
||||
if cache_option is None:
|
||||
init = True
|
||||
cache_option = []
|
||||
else:
|
||||
init = False
|
||||
for option in self.impl_getchildren():
|
||||
#FIXME specifique id for sqlalchemy?
|
||||
#FIXME avec sqlalchemy ca marche le multi parent ? (dans des configs différentes)
|
||||
#if option.id is None:
|
||||
# raise SystemError(_("an option's id should not be None "
|
||||
# "for {0}").format(option.impl_getname()))
|
||||
if option._get_id() in cache_option:
|
||||
raise ConflictError(_('duplicate option: {0}').format(option))
|
||||
cache_option.append(option._get_id())
|
||||
option._readonly = True
|
||||
if isinstance(option, OptionDescription):
|
||||
option.impl_validate_options(cache_option)
|
||||
if init:
|
||||
self._readonly = True
|
||||
|
||||
# ____________________________________________________________
|
||||
def impl_set_group_type(self, group_type):
|
||||
"""sets a given group object to an OptionDescription
|
||||
|
||||
:param group_type: an instance of `GroupType` or `MasterGroupType`
|
||||
that lives in `setting.groups`
|
||||
"""
|
||||
if self._group_type != groups.default:
|
||||
raise TypeError(_('cannot change group_type if already set '
|
||||
'(old {0}, new {1})').format(self._group_type,
|
||||
group_type))
|
||||
if isinstance(group_type, groups.GroupType):
|
||||
self._group_type = group_type
|
||||
if isinstance(group_type, groups.MasterGroupType):
|
||||
MasterSlaves(self.impl_getname(), self.impl_getchildren())
|
||||
else:
|
||||
raise ValueError(_('group_type: {0}'
|
||||
' not allowed').format(group_type))
|
||||
|
||||
def impl_get_group_type(self):
|
||||
return self._group_type
|
||||
|
||||
def _valid_consistency(self, option, value, context, index):
|
||||
if self._cache_consistencies is None:
|
||||
return True
|
||||
#consistencies is something like [('_cons_not_equal', (opt1, opt2))]
|
||||
consistencies = self._cache_consistencies.get(option)
|
||||
if consistencies is not None:
|
||||
for func, all_cons_opts, params in consistencies:
|
||||
warnings_only = params.get('warnings_only', False)
|
||||
#all_cons_opts[0] is the option where func is set
|
||||
try:
|
||||
all_cons_opts[0]._launch_consistency(func, option,
|
||||
value,
|
||||
context, index,
|
||||
all_cons_opts,
|
||||
warnings_only)
|
||||
except ValueError as err:
|
||||
if warnings_only:
|
||||
raise ValueWarning(err.message, option)
|
||||
else:
|
||||
raise err
|
||||
|
||||
def _impl_getstate(self, descr=None):
|
||||
"""enables us to export into a dict
|
||||
:param descr: parent :class:`tiramisu.option.OptionDescription`
|
||||
"""
|
||||
if descr is None:
|
||||
self.impl_build_cache()
|
||||
descr = self
|
||||
super(OptionDescription, self)._impl_getstate(descr)
|
||||
self._state_group_type = str(self._group_type)
|
||||
for option in self.impl_getchildren():
|
||||
option._impl_getstate(descr)
|
||||
|
||||
def __getstate__(self):
|
||||
"""special method to enable the serialization with pickle
|
||||
"""
|
||||
stated = True
|
||||
try:
|
||||
# the `_state` attribute is a flag that which tells us if
|
||||
# the serialization can be performed
|
||||
self._stated
|
||||
except AttributeError:
|
||||
# if cannot delete, _impl_getstate never launch
|
||||
# launch it recursivement
|
||||
# _stated prevent __getstate__ launch more than one time
|
||||
# _stated is delete, if re-serialize, re-lauch _impl_getstate
|
||||
self._impl_getstate()
|
||||
stated = False
|
||||
return super(OptionDescription, self).__getstate__(stated)
|
||||
|
||||
def _impl_setstate(self, descr=None):
|
||||
"""enables us to import from a dict
|
||||
:param descr: parent :class:`tiramisu.option.OptionDescription`
|
||||
"""
|
||||
if descr is None:
|
||||
self._cache_paths = None
|
||||
self._cache_consistencies = None
|
||||
self.impl_build_cache(force_no_consistencies=True)
|
||||
descr = self
|
||||
self._group_type = getattr(groups, self._state_group_type)
|
||||
del(self._state_group_type)
|
||||
super(OptionDescription, self)._impl_setstate(descr)
|
||||
for option in self.impl_getchildren():
|
||||
option._impl_setstate(descr)
|
||||
|
||||
def __setstate__(self, state):
|
||||
super(OptionDescription, self).__setstate__(state)
|
||||
try:
|
||||
self._stated
|
||||
except AttributeError:
|
||||
self._impl_setstate()
|
||||
Reference in New Issue
Block a user