can export options

This commit is contained in:
Emmanuel Garette 2013-09-01 22:20:11 +02:00
parent 82b375ade5
commit d3ee2acaab
1 changed files with 78 additions and 6 deletions

View File

@ -91,7 +91,7 @@ class BaseInformation(object):
self.__class__.__name__)) self.__class__.__name__))
class _ReadOnlyOption(BaseInformation): class BaseOption(BaseInformation):
__slots__ = ('_readonly',) __slots__ = ('_readonly',)
def __setattr__(self, name, value): def __setattr__(self, name, value):
@ -120,8 +120,57 @@ class _ReadOnlyOption(BaseInformation):
name)) name))
object.__setattr__(self, name, value) object.__setattr__(self, name, value)
def _impl_convert_consistencies(self, value, cache):
# cache is a dico in import/not a dico in export
new_value = []
for consistency in value:
if isinstance(cache, dict):
new_value = (consistency[0], cache[consistency[1]])
else:
new_value = (consistency[0], cache.impl_get_path_by_opt(
consistency[1]))
return tuple(new_value)
class Option(_ReadOnlyOption): def _impl_convert_requires(self, value, cache):
# cache is a dico in import/not a dico in export
new_value = []
for requires in value:
new_requires = []
for require in requires:
if isinstance(cache, dict):
new_require = [cache[require[0]]]
else:
new_require = [cache.impl_get_path_by_opt(require[0])]
new_require.extend(require[1:])
new_requires.append(tuple(new_require))
new_value.append(tuple(new_requires))
return tuple(new_value)
def impl_export(self, descr):
descr.impl_build_cache()
# add _opt_type (not in __slots__)
slots = set(['_opt_type'])
for subclass in self.__class__.__mro__:
if subclass is not object:
slots.update(subclass.__slots__)
slots -= frozenset(['_children', '_readonly', '_cache_paths',
'__weakref__'])
exported_object = {}
for attr in slots:
try:
value = getattr(self, attr)
if value is not None:
if attr == '_consistencies':
value = self._impl_convert_consistencies(value, descr)
elif attr == '_requires':
value = self._impl_convert_requires(value, descr)
exported_object[attr] = value
except AttributeError:
pass
return exported_object
class Option(BaseOption):
""" """
Abstract base class for configuration option's. Abstract base class for configuration option's.
@ -480,7 +529,7 @@ else:
raise ValueError(_('value must be an unicode')) raise ValueError(_('value must be an unicode'))
class SymLinkOption(_ReadOnlyOption): class SymLinkOption(BaseOption):
__slots__ = ('_name', '_opt') __slots__ = ('_name', '_opt')
_opt_type = 'symlink' _opt_type = 'symlink'
@ -499,6 +548,12 @@ class SymLinkOption(_ReadOnlyOption):
else: else:
return getattr(self._opt, name) return getattr(self._opt, name)
def impl_export(self, descr):
export = super(SymLinkOption, self).impl_export(descr)
export['_opt'] = descr.impl_get_path_by_opt(self._opt)
del(export['_impl_informations'])
return export
class IPOption(Option): class IPOption(Option):
"represents the choice of an ip" "represents the choice of an ip"
@ -714,13 +769,14 @@ class DomainnameOption(Option):
raise ValueError(_('invalid domainname')) raise ValueError(_('invalid domainname'))
class OptionDescription(_ReadOnlyOption): class OptionDescription(BaseOption):
"""Config's schema (organisation, group) and container of Options """Config's schema (organisation, group) and container of Options
The `OptionsDescription` objects lives in the `tiramisu.config.Config`. The `OptionsDescription` objects lives in the `tiramisu.config.Config`.
""" """
__slots__ = ('_name', '_requires', '_cache_paths', '_group_type', __slots__ = ('_name', '_requires', '_cache_paths', '_group_type',
'_properties', '_children', '_consistencies', '_properties', '_children', '_consistencies',
'_calc_properties', '__weakref__', '_readonly', '_impl_informations') '_calc_properties', '__weakref__', '_readonly', '_impl_informations')
_opt_type = 'optiondescription'
def __init__(self, name, doc, children, requires=None, properties=None): def __init__(self, name, doc, children, requires=None, properties=None):
""" """
@ -814,8 +870,6 @@ class OptionDescription(_ReadOnlyOption):
cache_option = [] cache_option = []
for option in self.impl_getchildren(): for option in self.impl_getchildren():
attr = option._name attr = option._name
if attr.startswith('_cfgimpl'):
continue
if option in cache_option: if option in cache_option:
raise ConflictError(_('duplicate option: {0}').format(option)) raise ConflictError(_('duplicate option: {0}').format(option))
@ -926,6 +980,24 @@ class OptionDescription(_ReadOnlyOption):
return False return False
return True return True
def _impl_convert_group_type(self, value, cache):
if isinstance(cache, dict):
value = str(value)
else:
value = getattr(groups, value)
return value
def impl_export(self, descr=None):
if descr is None:
descr = self
export = super(OptionDescription, self).impl_export(descr)
export['_group_type'] = self._impl_convert_group_type(
export['_group_type'], descr)
export['options'] = []
for option in self.impl_getchildren():
export['options'].append(option.impl_export(descr))
return export
def validate_requires_arg(requires, name): def validate_requires_arg(requires, name):
"""check malformed requirements """check malformed requirements