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# Copyright 2016 - Brocade Communications Systems, Inc.
#
# 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 abc
from stevedore import driver
def get_auth_handler(auth_type):
mgr = driver.DriverManager(
'mistralclient.auth',
auth_type,
invoke_on_load=True
)
return mgr.driver
class AuthHandler(metaclass=abc.ABCMeta):
"""Abstract base class for an authentication plugin."""
@abc.abstractmethod
def authenticate(self, req):
raise NotImplementedError()
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