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# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import typing as ty
from keystoneauth1 import exceptions
from keystoneauth1.extras import kerberos
from keystoneauth1 import loading
from keystoneauth1.loading import opts
class Kerberos(loading.BaseV3Loader[kerberos.Kerberos]):
@property
def plugin_class(self) -> type[kerberos.Kerberos]:
return kerberos.Kerberos
@property
def available(self) -> bool:
return kerberos.requests_kerberos is not None
def get_options(self) -> list[opts.Opt]:
options = super().get_options()
options.extend(
[
loading.Opt(
'mutual-auth',
required=False,
default='optional',
help='Configures Kerberos Mutual Authentication',
)
]
)
return options
def load_from_options(self, **kwargs: ty.Any) -> kerberos.Kerberos:
if kwargs.get('mutual_auth'):
value = kwargs['mutual_auth']
if value.lower() not in ['required', 'optional', 'disabled']:
m = (
'You need to provide a valid value for kerberos mutual '
'authentication. It can be one of the following: '
'(required, optional, disabled)'
)
raise exceptions.OptionError(m)
return super().load_from_options(**kwargs)
class MappedKerberos(loading.BaseFederationLoader[kerberos.MappedKerberos]):
@property
def plugin_class(self) -> type[kerberos.MappedKerberos]:
return kerberos.MappedKerberos
@property
def available(self) -> bool:
return kerberos.requests_kerberos is not None
def get_options(self) -> list[opts.Opt]:
options = super().get_options()
options.extend(
[
loading.Opt(
'mutual-auth',
required=False,
default='optional',
help='Configures Kerberos Mutual Authentication',
)
]
)
return options
def load_from_options(self, **kwargs: ty.Any) -> kerberos.MappedKerberos:
if kwargs.get('mutual_auth'):
value = kwargs['mutual_auth']
if value.lower() not in ['required', 'optional', 'disabled']:
m = (
'You need to provide a valid value for kerberos mutual '
'authentication. It can be one of the following: '
'(required, optional, disabled)'
)
raise exceptions.OptionError(m)
return super().load_from_options(**kwargs)
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