# # 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 os import tempfile import uuid import mock from oslo_config import cfg from pycadf import identifier import testtools from testtools import matchers import webob from keystonemiddleware import audit class FakeApp(object): def __call__(self, env, start_response): body = 'Some response' start_response('200 OK', [ ('Content-Type', 'text/plain'), ('Content-Length', str(sum(map(len, body)))) ]) return [body] class FakeFailingApp(object): def __call__(self, env, start_response): raise Exception('It happens!') class BaseAuditMiddlewareTest(testtools.TestCase): def setUp(self): super(BaseAuditMiddlewareTest, self).setUp() self.fd, self.audit_map = tempfile.mkstemp() with open(self.audit_map, "w") as f: f.write("[custom_actions]\n") f.write("reboot = start/reboot\n") f.write("os-migrations/get = read\n\n") f.write("[path_keywords]\n") f.write("action = None\n") f.write("os-hosts = host\n") f.write("os-migrations = None\n") f.write("reboot = None\n") f.write("servers = server\n\n") f.write("[service_endpoints]\n") f.write("compute = service/compute") cfg.CONF([], project='keystonemiddleware') self.middleware = audit.AuditMiddleware( FakeApp(), audit_map_file=self.audit_map, service_name='pycadf') self.addCleanup(lambda: os.close(self.fd)) self.addCleanup(cfg.CONF.reset) @staticmethod def get_environ_header(req_type): env_headers = {'HTTP_X_SERVICE_CATALOG': '''[{"endpoints_links": [], "endpoints": [{"adminURL": "http://admin_host:8774", "region": "RegionOne", "publicURL": "http://public_host:8774", "internalURL": "http://internal_host:8774", "id": "resource_id"}], "type": "compute", "name": "nova"},]''', 'HTTP_X_USER_ID': 'user_id', 'HTTP_X_USER_NAME': 'user_name', 'HTTP_X_AUTH_TOKEN': 'token', 'HTTP_X_PROJECT_ID': 'tenant_id', 'HTTP_X_IDENTITY_STATUS': 'Confirmed'} env_headers['REQUEST_METHOD'] = req_type return env_headers @mock.patch('oslo.messaging.get_transport', mock.MagicMock()) class AuditMiddlewareTest(BaseAuditMiddlewareTest): def test_api_request(self): req = webob.Request.blank('/foo/bar', environ=self.get_environ_header('GET')) with mock.patch('oslo.messaging.Notifier.info') as notify: self.middleware(req) # Check first notification with only 'request' call_args = 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 = 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): self.middleware = audit.AuditMiddleware( FakeFailingApp(), audit_map_file=self.audit_map, service_name='pycadf') req = webob.Request.blank('/foo/bar', environ=self.get_environ_header('GET')) with mock.patch('oslo.messaging.Notifier.info') as notify: try: self.middleware(req) self.fail('Application exception has not been re-raised') except Exception: pass # Check first notification with only 'request' call_args = 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 = 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')) with mock.patch('oslo.messaging.Notifier.info', side_effect=Exception('error')) as notify: self.middleware._process_request(req) self.assertTrue(notify.called) def test_process_response_fail(self): req = webob.Request.blank('/foo/bar', environ=self.get_environ_header('GET')) with mock.patch('oslo.messaging.Notifier.info', side_effect=Exception('error')) as notify: self.middleware._process_response(req, webob.response.Response()) self.assertTrue(notify.called) def test_ignore_req_opt(self): self.middleware = audit.AuditMiddleware(FakeApp(), audit_map_file=self.audit_map, ignore_req_list='get, PUT') req = webob.Request.blank('/skip/foo', environ=self.get_environ_header('GET')) req1 = webob.Request.blank('/skip/foo', environ=self.get_environ_header('PUT')) req2 = webob.Request.blank('/accept/foo', environ=self.get_environ_header('POST')) with mock.patch('oslo.messaging.Notifier.info') as notify: # Check GET/PUT request does not send notification self.middleware(req) self.middleware(req1) self.assertEqual([], notify.call_args_list) # Check non-GET/PUT request does send notification self.middleware(req2) self.assertThat(notify.call_args_list, matchers.HasLength(2)) call_args = notify.call_args_list[0][0] self.assertEqual('audit.http.request', call_args[1]) self.assertEqual('/accept/foo', call_args[2]['requestPath']) call_args = notify.call_args_list[1][0] self.assertEqual('audit.http.response', call_args[1]) self.assertEqual('/accept/foo', call_args[2]['requestPath']) def test_api_request_no_messaging(self): req = webob.Request.blank('/foo/bar', environ=self.get_environ_header('GET')) with mock.patch('keystonemiddleware.audit.messaging', None): with mock.patch('keystonemiddleware.audit._LOG.info') as log: self.middleware(req) # Check first notification with only 'request' call_args = log.call_args_list[0][0] self.assertEqual('audit.http.request', call_args[1]['event_type']) # Check second notification with request + response call_args = log.call_args_list[1][0] self.assertEqual('audit.http.response', call_args[1]['event_type']) def test_cadf_event_scoped_to_request(self): middleware = audit.AuditMiddleware( FakeApp(), audit_map_file=self.audit_map, service_name='pycadf') req = webob.Request.blank('/foo/bar', environ=self.get_environ_header('GET')) with mock.patch('oslo.messaging.Notifier.info') as notify: middleware(req) self.assertIsNotNone(req.environ.get('cadf_event')) # ensure exact same event is used between request and response self.assertEqual(notify.call_args_list[0][0][2]['id'], notify.call_args_list[1][0][2]['id']) def test_cadf_event_scoped_to_request_on_error(self): middleware = audit.AuditMiddleware( FakeApp(), audit_map_file=self.audit_map, service_name='pycadf') req = webob.Request.blank('/foo/bar', environ=self.get_environ_header('GET')) with mock.patch('oslo.messaging.Notifier.info', side_effect=Exception('error')) as notify: middleware._process_request(req) self.assertTrue(notify.called) req2 = webob.Request.blank('/foo/bar', environ=self.get_environ_header('GET')) with mock.patch('oslo.messaging.Notifier.info') as notify: middleware._process_response(req2, webob.response.Response()) self.assertTrue(notify.called) # ensure event is not the same across requests self.assertNotEqual(req.environ['cadf_event'].id, notify.call_args_list[0][0][2]['id']) @mock.patch('oslo.messaging', mock.MagicMock()) class AuditApiLogicTest(BaseAuditMiddlewareTest): def api_request(self, method, url): req = webob.Request.blank(url, environ=self.get_environ_header(method), remote_addr='192.168.0.1') self.middleware._process_request(req) return req def test_get_list(self): req = self.api_request('GET', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers') payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['action'], 'read/list') self.assertEqual(payload['typeURI'], 'http://schemas.dmtf.org/cloud/audit/1.0/event') self.assertEqual(payload['outcome'], 'pending') self.assertEqual(payload['eventType'], 'activity') self.assertEqual(payload['target']['name'], 'nova') self.assertEqual(payload['target']['id'], 'openstack:resource_id') self.assertEqual(payload['target']['typeURI'], 'service/compute/servers') self.assertEqual(len(payload['target']['addresses']), 3) self.assertEqual(payload['target']['addresses'][0]['name'], 'admin') self.assertEqual(payload['target']['addresses'][0]['url'], 'http://admin_host:8774') self.assertEqual(payload['initiator']['id'], 'openstack:user_id') self.assertEqual(payload['initiator']['name'], 'user_name') self.assertEqual(payload['initiator']['project_id'], 'openstack:tenant_id') self.assertEqual(payload['initiator']['host']['address'], '192.168.0.1') self.assertEqual(payload['initiator']['typeURI'], 'service/security/account/user') self.assertNotEqual(payload['initiator']['credential']['token'], 'token') self.assertEqual(payload['initiator']['credential']['identity_status'], 'Confirmed') self.assertNotIn('reason', payload) self.assertNotIn('reporterchain', payload) self.assertEqual(payload['observer']['id'], 'target') self.assertEqual(req.path, payload['requestPath']) def test_get_read(self): req = self.api_request('GET', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers/' + str(uuid.uuid4())) payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['target']['typeURI'], 'service/compute/servers/server') self.assertEqual(payload['action'], 'read') self.assertEqual(payload['outcome'], 'pending') def test_get_unknown_endpoint(self): req = self.api_request('GET', 'http://unknown:8774/v2/' + str(uuid.uuid4()) + '/servers') payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['action'], 'read/list') self.assertEqual(payload['outcome'], 'pending') self.assertEqual(payload['target']['name'], 'unknown') self.assertEqual(payload['target']['id'], 'unknown') self.assertEqual(payload['target']['typeURI'], 'unknown') def test_get_unknown_endpoint_default_set(self): with open(self.audit_map, "w") as f: f.write("[DEFAULT]\n") f.write("target_endpoint_type = compute\n") f.write("[path_keywords]\n") f.write("servers = server\n\n") f.write("[service_endpoints]\n") f.write("compute = service/compute") self.middleware = audit.AuditMiddleware( FakeApp(), audit_map_file=self.audit_map, service_name='pycadf') req = self.api_request('GET', 'http://unknown:8774/v2/' + str(uuid.uuid4()) + '/servers') payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['action'], 'read/list') self.assertEqual(payload['outcome'], 'pending') self.assertEqual(payload['target']['name'], 'nova') self.assertEqual(payload['target']['id'], 'openstack:resource_id') self.assertEqual(payload['target']['typeURI'], 'service/compute/servers') def test_put(self): req = self.api_request('PUT', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers') payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['target']['typeURI'], 'service/compute/servers') self.assertEqual(payload['action'], 'update') self.assertEqual(payload['outcome'], 'pending') def test_delete(self): req = self.api_request('DELETE', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers') payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['target']['typeURI'], 'service/compute/servers') self.assertEqual(payload['action'], 'delete') self.assertEqual(payload['outcome'], 'pending') def test_head(self): req = self.api_request('HEAD', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers') payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['target']['typeURI'], 'service/compute/servers') self.assertEqual(payload['action'], 'read') self.assertEqual(payload['outcome'], 'pending') def test_post_update(self): req = self.api_request('POST', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers/' + str(uuid.uuid4())) payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['target']['typeURI'], 'service/compute/servers/server') self.assertEqual(payload['action'], 'update') self.assertEqual(payload['outcome'], 'pending') def test_post_create(self): req = self.api_request('POST', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers') payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['target']['typeURI'], 'service/compute/servers') self.assertEqual(payload['action'], 'create') self.assertEqual(payload['outcome'], 'pending') def test_post_action(self): req = webob.Request.blank('http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers/action', environ=self.get_environ_header('POST')) req.body = b'{"createImage" : {"name" : "new-image","metadata": ' \ b'{"ImageType": "Gold","ImageVersion": "2.0"}}}' self.middleware._process_request(req) payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['target']['typeURI'], 'service/compute/servers/action') self.assertEqual(payload['action'], 'update/createImage') self.assertEqual(payload['outcome'], 'pending') def test_post_empty_body_action(self): req = self.api_request('POST', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers/action') payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['target']['typeURI'], 'service/compute/servers/action') self.assertEqual(payload['action'], 'create') self.assertEqual(payload['outcome'], 'pending') def test_custom_action(self): req = self.api_request('GET', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/os-hosts/' + str(uuid.uuid4()) + '/reboot') payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['target']['typeURI'], 'service/compute/os-hosts/host/reboot') self.assertEqual(payload['action'], 'start/reboot') self.assertEqual(payload['outcome'], 'pending') def test_custom_action_complex(self): req = self.api_request('GET', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/os-migrations') payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['target']['typeURI'], 'service/compute/os-migrations') self.assertEqual(payload['action'], 'read') req = self.api_request('POST', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/os-migrations') payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['target']['typeURI'], 'service/compute/os-migrations') self.assertEqual(payload['action'], 'create') def test_response_mod_msg(self): req = self.api_request('GET', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers') payload = req.environ['cadf_event'].as_dict() self.middleware._process_response(req, webob.Response()) payload2 = req.environ['cadf_event'].as_dict() self.assertEqual(payload['id'], payload2['id']) self.assertEqual(payload['tags'], payload2['tags']) self.assertEqual(payload2['outcome'], 'success') self.assertEqual(payload2['reason']['reasonType'], 'HTTP') self.assertEqual(payload2['reason']['reasonCode'], '200') self.assertEqual(len(payload2['reporterchain']), 1) self.assertEqual(payload2['reporterchain'][0]['role'], 'modifier') self.assertEqual(payload2['reporterchain'][0]['reporter']['id'], 'target') def test_no_response(self): req = self.api_request('GET', 'http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers') payload = req.environ['cadf_event'].as_dict() self.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')) self.assertNotIn('cadf_event', req.environ) self.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') def test_missing_catalog_endpoint_id(self): env_headers = {'HTTP_X_SERVICE_CATALOG': '''[{"endpoints_links": [], "endpoints": [{"adminURL": "http://admin_host:8774", "region": "RegionOne", "publicURL": "http://public_host:8774", "internalURL": "http://internal_host:8774"}], "type": "compute", "name": "nova"},]''', 'HTTP_X_USER_ID': 'user_id', 'HTTP_X_USER_NAME': 'user_name', 'HTTP_X_AUTH_TOKEN': 'token', 'HTTP_X_PROJECT_ID': 'tenant_id', 'HTTP_X_IDENTITY_STATUS': 'Confirmed', 'REQUEST_METHOD': 'GET'} req = webob.Request.blank('http://admin_host:8774/v2/' + str(uuid.uuid4()) + '/servers', environ=env_headers) self.middleware._process_request(req) payload = req.environ['cadf_event'].as_dict() self.assertEqual(payload['target']['id'], identifier.norm_ns('nova'))