221 lines
8.7 KiB
Python
221 lines
8.7 KiB
Python
# Copyright 2013 OpenStack Foundation
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import uuid
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import mock
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from keystone import auth
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from keystone import exception
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from keystone import tests
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# for testing purposes only
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METHOD_NAME = 'simple_challenge_response'
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EXPECTED_RESPONSE = uuid.uuid4().hex
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DEMO_USER_ID = uuid.uuid4().hex
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class SimpleChallengeResponse(auth.AuthMethodHandler):
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method = METHOD_NAME
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def authenticate(self, context, auth_payload, user_context):
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if 'response' in auth_payload:
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if auth_payload['response'] != EXPECTED_RESPONSE:
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raise exception.Unauthorized('Wrong answer')
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user_context['user_id'] = DEMO_USER_ID
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else:
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return {"challenge": "What's the name of your high school?"}
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class DuplicateAuthPlugin(SimpleChallengeResponse):
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"""Duplicate simple challenge response auth plugin."""
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class MismatchedAuthPlugin(SimpleChallengeResponse):
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method = uuid.uuid4().hex
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class NoMethodAuthPlugin(auth.AuthMethodHandler):
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"""An auth plugin that does not supply a method attribute."""
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def authenticate(self, context, auth_payload, auth_context):
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pass
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class TestAuthPlugin(tests.SQLDriverOverrides, tests.TestCase):
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def setUp(self):
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super(TestAuthPlugin, self).setUp()
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self.load_backends()
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self.api = auth.controllers.Auth()
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def config_files(self):
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config_files = super(TestAuthPlugin, self).config_files()
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config_files.append(tests.dirs.tests_conf('test_auth_plugin.conf'))
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return config_files
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def config_overrides(self):
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super(TestAuthPlugin, self).config_overrides()
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self.config_fixture.config(
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group='auth',
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methods=[
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'keystone.auth.plugins.external.DefaultDomain',
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'keystone.auth.plugins.password.Password',
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'keystone.auth.plugins.token.Token',
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'keystone.tests.test_auth_plugin.SimpleChallengeResponse'])
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def test_unsupported_auth_method(self):
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method_name = uuid.uuid4().hex
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auth_data = {'methods': [method_name]}
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auth_data[method_name] = {'test': 'test'}
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auth_data = {'identity': auth_data}
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self.assertRaises(exception.AuthMethodNotSupported,
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auth.controllers.AuthInfo.create,
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None,
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auth_data)
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def test_addition_auth_steps(self):
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auth_data = {'methods': [METHOD_NAME]}
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auth_data[METHOD_NAME] = {
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'test': 'test'}
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auth_data = {'identity': auth_data}
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auth_info = auth.controllers.AuthInfo.create(None, auth_data)
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auth_context = {'extras': {}, 'method_names': []}
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try:
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self.api.authenticate({'environment': {}}, auth_info, auth_context)
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except exception.AdditionalAuthRequired as e:
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self.assertIn('methods', e.authentication)
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self.assertIn(METHOD_NAME, e.authentication['methods'])
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self.assertIn(METHOD_NAME, e.authentication)
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self.assertIn('challenge', e.authentication[METHOD_NAME])
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# test correct response
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auth_data = {'methods': [METHOD_NAME]}
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auth_data[METHOD_NAME] = {
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'response': EXPECTED_RESPONSE}
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auth_data = {'identity': auth_data}
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auth_info = auth.controllers.AuthInfo.create(None, auth_data)
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auth_context = {'extras': {}, 'method_names': []}
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self.api.authenticate({'environment': {}}, auth_info, auth_context)
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self.assertEqual(DEMO_USER_ID, auth_context['user_id'])
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# test incorrect response
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auth_data = {'methods': [METHOD_NAME]}
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auth_data[METHOD_NAME] = {
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'response': uuid.uuid4().hex}
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auth_data = {'identity': auth_data}
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auth_info = auth.controllers.AuthInfo.create(None, auth_data)
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auth_context = {'extras': {}, 'method_names': []}
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self.assertRaises(exception.Unauthorized,
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self.api.authenticate,
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{'environment': {}},
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auth_info,
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auth_context)
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class TestAuthPluginDynamicOptions(TestAuthPlugin):
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def config_overrides(self):
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super(TestAuthPluginDynamicOptions, self).config_overrides()
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# Clear the override for the [auth] ``methods`` option so it is
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# possible to load the options from the config file.
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self.config_fixture.conf.clear_override('methods', group='auth')
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def config_files(self):
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config_files = super(TestAuthPluginDynamicOptions, self).config_files()
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config_files.append(tests.dirs.tests_conf('test_auth_plugin.conf'))
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return config_files
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class TestInvalidAuthMethodRegistration(tests.TestCase):
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def test_duplicate_auth_method_registration(self):
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self.config_fixture.config(
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group='auth',
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methods=[
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'keystone.tests.test_auth_plugin.SimpleChallengeResponse',
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'keystone.tests.test_auth_plugin.DuplicateAuthPlugin'])
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self.clear_auth_plugin_registry()
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self.assertRaises(ValueError, auth.controllers.load_auth_methods)
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def test_no_method_attribute_auth_method_by_class_name_registration(self):
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self.config_fixture.config(
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group='auth',
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methods=['keystone.tests.test_auth_plugin.NoMethodAuthPlugin'])
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self.clear_auth_plugin_registry()
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self.assertRaises(ValueError, auth.controllers.load_auth_methods)
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class TestMapped(tests.TestCase):
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def setUp(self):
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super(TestMapped, self).setUp()
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self.load_backends()
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self.api = auth.controllers.Auth()
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def config_files(self):
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config_files = super(TestMapped, self).config_files()
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config_files.append(tests.dirs.tests_conf('test_auth_plugin.conf'))
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return config_files
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def config_overrides(self):
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# don't override configs so we can use test_auth_plugin.conf only
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pass
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def _test_mapped_invocation_with_method_name(self, method_name):
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with mock.patch.object(auth.plugins.mapped.Mapped,
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'authenticate',
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return_value=None) as authenticate:
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context = {'environment': {}}
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auth_data = {
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'identity': {
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'methods': [method_name],
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method_name: {'protocol': method_name},
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}
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}
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auth_info = auth.controllers.AuthInfo.create(context, auth_data)
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auth_context = {'extras': {},
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'method_names': [],
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'user_id': uuid.uuid4().hex}
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self.api.authenticate(context, auth_info, auth_context)
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# make sure Mapped plugin got invoked with the correct payload
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((context, auth_payload, auth_context),
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kwargs) = authenticate.call_args
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self.assertEqual(method_name, auth_payload['protocol'])
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def test_mapped_with_remote_user(self):
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with mock.patch.object(auth.plugins.mapped.Mapped,
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'authenticate',
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return_value=None) as authenticate:
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# external plugin should fail and pass to mapped plugin
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method_name = 'saml2'
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auth_data = {'methods': [method_name]}
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# put the method name in the payload so its easier to correlate
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# method name with payload
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auth_data[method_name] = {'protocol': method_name}
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auth_data = {'identity': auth_data}
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auth_info = auth.controllers.AuthInfo.create(None, auth_data)
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auth_context = {'extras': {},
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'method_names': [],
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'user_id': uuid.uuid4().hex}
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environment = {'environment': {'REMOTE_USER': 'foo@idp.com'}}
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self.api.authenticate(environment, auth_info, auth_context)
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# make sure Mapped plugin got invoked with the correct payload
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((context, auth_payload, auth_context),
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kwargs) = authenticate.call_args
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self.assertEqual(auth_payload['protocol'], method_name)
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def test_supporting_multiple_methods(self):
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for method_name in ['saml2', 'openid', 'x509']:
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self._test_mapped_invocation_with_method_name(method_name)
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