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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.
from unittest import mock
import uuid
import fixtures
import webob
from keystonemiddleware.tests.unit.audit import base
class AuditMiddlewareTest(base.BaseAuditMiddlewareTest):
def setUp(self):
self.notifier = mock.MagicMock()
p = 'keystonemiddleware.audit._notifier.create_notifier'
f = fixtures.MockPatch(p, return_value=self.notifier)
self.notifier_fixture = self.useFixture(f)
super(AuditMiddlewareTest, self).setUp()
def test_api_request(self):
self.create_simple_app().get('/foo/bar',
extra_environ=self.get_environ_header())
# Check first notification with only 'request'
call_args = self.notifier.notify.call_args_list[0][0]
self.assertEqual('audit.http.request', call_args[1])
self.assertEqual('/foo/bar', call_args[2]['requestPath'])
self.assertEqual('pending', call_args[2]['outcome'])
self.assertNotIn('reason', call_args[2])
self.assertNotIn('reporterchain', call_args[2])
# Check second notification with request + response
call_args = self.notifier.notify.call_args_list[1][0]
self.assertEqual('audit.http.response', call_args[1])
self.assertEqual('/foo/bar', call_args[2]['requestPath'])
self.assertEqual('success', call_args[2]['outcome'])
self.assertIn('reason', call_args[2])
self.assertIn('reporterchain', call_args[2])
def test_api_request_failure(self):
class CustomException(Exception):
pass
def cb(req):
raise CustomException('It happens!')
try:
self.create_app(cb).get('/foo/bar',
extra_environ=self.get_environ_header())
self.fail('Application exception has not been re-raised')
except CustomException:
pass
# Check first notification with only 'request'
call_args = self.notifier.notify.call_args_list[0][0]
self.assertEqual('audit.http.request', call_args[1])
self.assertEqual('/foo/bar', call_args[2]['requestPath'])
self.assertEqual('pending', call_args[2]['outcome'])
self.assertNotIn('reporterchain', call_args[2])
# Check second notification with request + response
call_args = self.notifier.notify.call_args_list[1][0]
self.assertEqual('audit.http.response', call_args[1])
self.assertEqual('/foo/bar', call_args[2]['requestPath'])
self.assertEqual('unknown', call_args[2]['outcome'])
self.assertIn('reporterchain', call_args[2])
def test_process_request_fail(self):
req = webob.Request.blank('/foo/bar',
environ=self.get_environ_header('GET'))
req.environ['audit.context'] = {}
self.create_simple_middleware()._process_request(req)
self.assertTrue(self.notifier.notify.called)
def test_process_response_fail(self):
req = webob.Request.blank('/foo/bar',
environ=self.get_environ_header('GET'))
req.environ['audit.context'] = {}
middleware = self.create_simple_middleware()
middleware._process_response(req, webob.response.Response())
self.assertTrue(self.notifier.notify.called)
def test_ignore_req_opt(self):
app = self.create_simple_app(ignore_req_list='get, PUT')
# Check GET/PUT request does not send notification
app.get('/skip/foo', extra_environ=self.get_environ_header())
app.put('/skip/foo', extra_environ=self.get_environ_header())
self.assertFalse(self.notifier.notify.called)
# Check non-GET/PUT request does send notification
app.post('/accept/foo', extra_environ=self.get_environ_header())
self.assertEqual(2, self.notifier.notify.call_count)
call_args = self.notifier.notify.call_args_list[0][0]
self.assertEqual('audit.http.request', call_args[1])
self.assertEqual('/accept/foo', call_args[2]['requestPath'])
call_args = self.notifier.notify.call_args_list[1][0]
self.assertEqual('audit.http.response', call_args[1])
self.assertEqual('/accept/foo', call_args[2]['requestPath'])
def test_cadf_event_context_scoped(self):
self.create_simple_app().get('/foo/bar',
extra_environ=self.get_environ_header())
self.assertEqual(2, self.notifier.notify.call_count)
first, second = [a[0] for a in self.notifier.notify.call_args_list]
# the Context is the first argument. Let's verify it.
self.assertIsInstance(first[0], dict)
# ensure exact same context is used between request and response
self.assertIs(first[0], second[0])
def test_cadf_event_scoped_to_request(self):
app = self.create_simple_app()
resp = app.get('/foo/bar', extra_environ=self.get_environ_header())
self.assertIsNotNone(resp.request.environ.get('cadf_event'))
# ensure exact same event is used between request and response
self.assertEqual(self.notifier.calls[0].payload['id'],
self.notifier.calls[1].payload['id'])
def test_cadf_event_scoped_to_request_on_error(self):
middleware = self.create_simple_middleware()
req = webob.Request.blank('/foo/bar',
environ=self.get_environ_header('GET'))
req.environ['audit.context'] = {}
self.notifier.notify.side_effect = Exception('error')
middleware(req)
self.assertTrue(self.notifier.notify.called)
req2 = webob.Request.blank('/foo/bar',
environ=self.get_environ_header('GET'))
req2.environ['audit.context'] = {}
self.notifier.reset_mock()
middleware._process_response(req2, webob.response.Response())
self.assertTrue(self.notifier.notify.called)
# ensure event is not the same across requests
self.assertNotEqual(req.environ['cadf_event'].id,
self.notifier.notify.call_args_list[0][0][2]['id'])
def test_project_name_from_oslo_config(self):
self.assertEqual(self.PROJECT_NAME,
self.create_simple_middleware()._conf.project)
def test_project_name_from_local_config(self):
project_name = uuid.uuid4().hex
middleware = self.create_simple_middleware(project=project_name)
self.assertEqual(project_name, middleware._conf.project)
def test_no_response(self):
middleware = self.create_simple_middleware()
url = 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers'
req = webob.Request.blank(url,
environ=self.get_environ_header('GET'),
remote_addr='192.168.0.1')
req.environ['audit.context'] = {}
middleware._process_request(req)
payload = req.environ['cadf_event'].as_dict()
middleware._process_response(req, None)
payload2 = req.environ['cadf_event'].as_dict()
self.assertEqual(payload['id'], payload2['id'])
self.assertEqual(payload['tags'], payload2['tags'])
self.assertEqual(payload2['outcome'], 'unknown')
self.assertNotIn('reason', payload2)
self.assertEqual(len(payload2['reporterchain']), 1)
self.assertEqual(payload2['reporterchain'][0]['role'], 'modifier')
self.assertEqual(payload2['reporterchain'][0]['reporter']['id'],
'target')
def test_missing_req(self):
req = webob.Request.blank('http://admin_host:8774/v2/'
+ str(uuid.uuid4()) + '/servers',
environ=self.get_environ_header('GET'))
req.environ['audit.context'] = {}
self.assertNotIn('cadf_event', req.environ)
self.create_simple_middleware()._process_response(req,
webob.Response())
self.assertIn('cadf_event', req.environ)
payload = req.environ['cadf_event'].as_dict()
self.assertEqual(payload['outcome'], 'success')
self.assertEqual(payload['reason']['reasonType'], 'HTTP')
self.assertEqual(payload['reason']['reasonCode'], '200')
self.assertEqual(payload['observer']['id'], 'target')
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