# Copyright (c) 2011 OpenStack Foundation # # 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 unittest from contextlib import contextmanager from base64 import b64encode from time import time from swift.common.middleware import tempauth as auth from swift.common.middleware.acl import format_acl from swift.common.swob import Request, Response from swift.common.utils import split_path NO_CONTENT_RESP = (('204 No Content', {}, ''),) # mock server response class FakeMemcache(object): def __init__(self): self.store = {} def get(self, key): return self.store.get(key) def set(self, key, value, time=0): self.store[key] = value return True def incr(self, key, time=0): self.store[key] = self.store.setdefault(key, 0) + 1 return self.store[key] @contextmanager def soft_lock(self, key, timeout=0, retries=5): yield True def delete(self, key): try: del self.store[key] except Exception: pass return True class FakeApp(object): def __init__(self, status_headers_body_iter=None, acl=None, sync_key=None): self.calls = 0 self.status_headers_body_iter = status_headers_body_iter if not self.status_headers_body_iter: self.status_headers_body_iter = iter([('404 Not Found', {}, '')]) self.acl = acl self.sync_key = sync_key def __call__(self, env, start_response): self.calls += 1 self.request = Request(env) if self.acl: self.request.acl = self.acl if self.sync_key: self.request.environ['swift_sync_key'] = self.sync_key if 'swift.authorize' in env: resp = env['swift.authorize'](self.request) if resp: return resp(env, start_response) status, headers, body = self.status_headers_body_iter.next() return Response(status=status, headers=headers, body=body)(env, start_response) class FakeConn(object): def __init__(self, status_headers_body_iter=None): self.calls = 0 self.status_headers_body_iter = status_headers_body_iter if not self.status_headers_body_iter: self.status_headers_body_iter = iter([('404 Not Found', {}, '')]) def request(self, method, path, headers): self.calls += 1 self.request_path = path self.status, self.headers, self.body = \ self.status_headers_body_iter.next() self.status, self.reason = self.status.split(' ', 1) self.status = int(self.status) def getresponse(self): return self def read(self): body = self.body self.body = '' return body class TestAuth(unittest.TestCase): def setUp(self): self.test_auth = auth.filter_factory({})(FakeApp()) def _make_request(self, path, **kwargs): req = Request.blank(path, **kwargs) req.environ['swift.cache'] = FakeMemcache() return req def test_reseller_prefix_init(self): app = FakeApp() ath = auth.filter_factory({})(app) self.assertEquals(ath.reseller_prefix, 'AUTH_') ath = auth.filter_factory({'reseller_prefix': 'TEST'})(app) self.assertEquals(ath.reseller_prefix, 'TEST_') ath = auth.filter_factory({'reseller_prefix': 'TEST_'})(app) self.assertEquals(ath.reseller_prefix, 'TEST_') def test_auth_prefix_init(self): app = FakeApp() ath = auth.filter_factory({})(app) self.assertEquals(ath.auth_prefix, '/auth/') ath = auth.filter_factory({'auth_prefix': ''})(app) self.assertEquals(ath.auth_prefix, '/auth/') ath = auth.filter_factory({'auth_prefix': '/'})(app) self.assertEquals(ath.auth_prefix, '/auth/') ath = auth.filter_factory({'auth_prefix': '/test/'})(app) self.assertEquals(ath.auth_prefix, '/test/') ath = auth.filter_factory({'auth_prefix': '/test'})(app) self.assertEquals(ath.auth_prefix, '/test/') ath = auth.filter_factory({'auth_prefix': 'test/'})(app) self.assertEquals(ath.auth_prefix, '/test/') ath = auth.filter_factory({'auth_prefix': 'test'})(app) self.assertEquals(ath.auth_prefix, '/test/') def test_top_level_deny(self): req = self._make_request('/') resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(req.environ['swift.authorize'], self.test_auth.denied_response) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="unknown"') def test_anon(self): req = self._make_request('/v1/AUTH_account') resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(req.environ['swift.authorize'], self.test_auth.authorize) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="AUTH_account"') def test_anon_badpath(self): req = self._make_request('/v1') resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="unknown"') def test_override_asked_for_but_not_allowed(self): self.test_auth = \ auth.filter_factory({'allow_overrides': 'false'})(FakeApp()) req = self._make_request('/v1/AUTH_account', environ={'swift.authorize_override': True}) resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="AUTH_account"') self.assertEquals(req.environ['swift.authorize'], self.test_auth.authorize) def test_override_asked_for_and_allowed(self): self.test_auth = \ auth.filter_factory({'allow_overrides': 'true'})(FakeApp()) req = self._make_request('/v1/AUTH_account', environ={'swift.authorize_override': True}) resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 404) self.assertTrue('swift.authorize' not in req.environ) def test_override_default_allowed(self): req = self._make_request('/v1/AUTH_account', environ={'swift.authorize_override': True}) resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 404) self.assertTrue('swift.authorize' not in req.environ) def test_auth_deny_non_reseller_prefix(self): req = self._make_request('/v1/BLAH_account', headers={'X-Auth-Token': 'BLAH_t'}) resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="BLAH_account"') self.assertEquals(req.environ['swift.authorize'], self.test_auth.denied_response) def test_auth_deny_non_reseller_prefix_no_override(self): fake_authorize = lambda x: Response(status='500 Fake') req = self._make_request('/v1/BLAH_account', headers={'X-Auth-Token': 'BLAH_t'}, environ={'swift.authorize': fake_authorize} ) resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 500) self.assertEquals(req.environ['swift.authorize'], fake_authorize) def test_auth_no_reseller_prefix_deny(self): # Ensures that when we have no reseller prefix, we don't deny a request # outright but set up a denial swift.authorize and pass the request on # down the chain. local_app = FakeApp() local_auth = auth.filter_factory({'reseller_prefix': ''})(local_app) req = self._make_request('/v1/account', headers={'X-Auth-Token': 't'}) resp = req.get_response(local_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="account"') self.assertEquals(local_app.calls, 1) self.assertEquals(req.environ['swift.authorize'], local_auth.denied_response) def test_auth_reseller_prefix_with_s3_deny(self): # Ensures that when we have a reseller prefix and using a middleware # relying on Http-Authorization (for example swift3), we don't deny a # request outright but set up a denial swift.authorize and pass the # request on down the chain. local_app = FakeApp() local_auth = auth.filter_factory({'reseller_prefix': 'PRE'})(local_app) req = self._make_request('/v1/account', headers={'X-Auth-Token': 't', 'Authorization': 'AWS user:pw'}) resp = req.get_response(local_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(local_app.calls, 1) self.assertEquals(req.environ['swift.authorize'], local_auth.denied_response) def test_auth_no_reseller_prefix_no_token(self): # Check that normally we set up a call back to our authorize. local_auth = auth.filter_factory({'reseller_prefix': ''})(FakeApp()) req = self._make_request('/v1/account') resp = req.get_response(local_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="account"') self.assertEquals(req.environ['swift.authorize'], local_auth.authorize) # Now make sure we don't override an existing swift.authorize when we # have no reseller prefix. local_auth = \ auth.filter_factory({'reseller_prefix': ''})(FakeApp()) local_authorize = lambda req: Response('test') req = self._make_request('/v1/account', environ={'swift.authorize': local_authorize}) resp = req.get_response(local_auth) self.assertEquals(resp.status_int, 200) self.assertEquals(req.environ['swift.authorize'], local_authorize) def test_auth_fail(self): resp = self._make_request( '/v1/AUTH_cfa', headers={'X-Auth-Token': 'AUTH_t'}).get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="AUTH_cfa"') def test_authorize_bad_path(self): req = self._make_request('/badpath') resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="unknown"') req = self._make_request('/badpath') req.remote_user = 'act:usr,act,AUTH_cfa' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) def test_authorize_account_access(self): req = self._make_request('/v1/AUTH_cfa') req.remote_user = 'act:usr,act,AUTH_cfa' self.assertEquals(self.test_auth.authorize(req), None) req = self._make_request('/v1/AUTH_cfa') req.remote_user = 'act:usr,act' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) def test_authorize_acl_group_access(self): self.test_auth = auth.filter_factory({})( FakeApp(iter(NO_CONTENT_RESP * 3))) req = self._make_request('/v1/AUTH_cfa') req.remote_user = 'act:usr,act' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) req = self._make_request('/v1/AUTH_cfa') req.remote_user = 'act:usr,act' req.acl = 'act' self.assertEquals(self.test_auth.authorize(req), None) req = self._make_request('/v1/AUTH_cfa') req.remote_user = 'act:usr,act' req.acl = 'act:usr' self.assertEquals(self.test_auth.authorize(req), None) req = self._make_request('/v1/AUTH_cfa') req.remote_user = 'act:usr,act' req.acl = 'act2' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) req = self._make_request('/v1/AUTH_cfa') req.remote_user = 'act:usr,act' req.acl = 'act:usr2' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) def test_deny_cross_reseller(self): # Tests that cross-reseller is denied, even if ACLs/group names match req = self._make_request('/v1/OTHER_cfa') req.remote_user = 'act:usr,act,AUTH_cfa' req.acl = 'act' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) def test_authorize_acl_referer_after_user_groups(self): req = self._make_request('/v1/AUTH_cfa/c') req.remote_user = 'act:usr' req.acl = '.r:*,act:usr' self.assertEquals(self.test_auth.authorize(req), None) def test_authorize_acl_referrer_access(self): self.test_auth = auth.filter_factory({})( FakeApp(iter(NO_CONTENT_RESP * 6))) req = self._make_request('/v1/AUTH_cfa/c') req.remote_user = 'act:usr,act' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) req = self._make_request('/v1/AUTH_cfa/c') req.remote_user = 'act:usr,act' req.acl = '.r:*,.rlistings' self.assertEquals(self.test_auth.authorize(req), None) req = self._make_request('/v1/AUTH_cfa/c') req.remote_user = 'act:usr,act' req.acl = '.r:*' # No listings allowed resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) req = self._make_request('/v1/AUTH_cfa/c') req.remote_user = 'act:usr,act' req.acl = '.r:.example.com,.rlistings' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) req = self._make_request('/v1/AUTH_cfa/c') req.remote_user = 'act:usr,act' req.referer = 'http://www.example.com/index.html' req.acl = '.r:.example.com,.rlistings' self.assertEquals(self.test_auth.authorize(req), None) req = self._make_request('/v1/AUTH_cfa/c') resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="AUTH_cfa"') req = self._make_request('/v1/AUTH_cfa/c') req.acl = '.r:*,.rlistings' self.assertEquals(self.test_auth.authorize(req), None) req = self._make_request('/v1/AUTH_cfa/c') req.acl = '.r:*' # No listings allowed resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="AUTH_cfa"') req = self._make_request('/v1/AUTH_cfa/c') req.acl = '.r:.example.com,.rlistings' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="AUTH_cfa"') req = self._make_request('/v1/AUTH_cfa/c') req.referer = 'http://www.example.com/index.html' req.acl = '.r:.example.com,.rlistings' self.assertEquals(self.test_auth.authorize(req), None) def test_detect_reseller_request(self): req = self._make_request('/v1/AUTH_admin', headers={'X-Auth-Token': 'AUTH_t'}) cache_key = 'AUTH_/token/AUTH_t' cache_entry = (time() + 3600, '.reseller_admin') req.environ['swift.cache'].set(cache_key, cache_entry) req.get_response(self.test_auth) self.assertTrue(req.environ.get('reseller_request', False)) def test_account_put_permissions(self): self.test_auth = auth.filter_factory({})( FakeApp(iter(NO_CONTENT_RESP * 4))) req = self._make_request('/v1/AUTH_new', environ={'REQUEST_METHOD': 'PUT'}) req.remote_user = 'act:usr,act' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) req = self._make_request('/v1/AUTH_new', environ={'REQUEST_METHOD': 'PUT'}) req.remote_user = 'act:usr,act,AUTH_other' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) # Even PUTs to your own account as account admin should fail req = self._make_request('/v1/AUTH_old', environ={'REQUEST_METHOD': 'PUT'}) req.remote_user = 'act:usr,act,AUTH_old' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) req = self._make_request('/v1/AUTH_new', environ={'REQUEST_METHOD': 'PUT'}) req.remote_user = 'act:usr,act,.reseller_admin' resp = self.test_auth.authorize(req) self.assertEquals(resp, None) # .super_admin is not something the middleware should ever see or care # about req = self._make_request('/v1/AUTH_new', environ={'REQUEST_METHOD': 'PUT'}) req.remote_user = 'act:usr,act,.super_admin' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) def test_account_delete_permissions(self): self.test_auth = auth.filter_factory({})( FakeApp(iter(NO_CONTENT_RESP * 4))) req = self._make_request('/v1/AUTH_new', environ={'REQUEST_METHOD': 'DELETE'}) req.remote_user = 'act:usr,act' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) req = self._make_request('/v1/AUTH_new', environ={'REQUEST_METHOD': 'DELETE'}) req.remote_user = 'act:usr,act,AUTH_other' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) # Even DELETEs to your own account as account admin should fail req = self._make_request('/v1/AUTH_old', environ={'REQUEST_METHOD': 'DELETE'}) req.remote_user = 'act:usr,act,AUTH_old' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) req = self._make_request('/v1/AUTH_new', environ={'REQUEST_METHOD': 'DELETE'}) req.remote_user = 'act:usr,act,.reseller_admin' resp = self.test_auth.authorize(req) self.assertEquals(resp, None) # .super_admin is not something the middleware should ever see or care # about req = self._make_request('/v1/AUTH_new', environ={'REQUEST_METHOD': 'DELETE'}) req.remote_user = 'act:usr,act,.super_admin' resp = self.test_auth.authorize(req) self.assertEquals(resp.status_int, 403) def test_get_token_success(self): # Example of how to simulate the auth transaction test_auth = auth.filter_factory({'user_ac_user': 'testing'})(FakeApp()) req = self._make_request( '/auth/v1.0', headers={'X-Auth-User': 'ac:user', 'X-Auth-Key': 'testing'}) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 200) self.assertTrue(resp.headers['x-storage-url'].endswith('/v1/AUTH_ac')) self.assertTrue(resp.headers['x-auth-token'].startswith('AUTH_')) self.assertTrue(len(resp.headers['x-auth-token']) > 10) def test_use_token_success(self): # Example of how to simulate an authorized request test_auth = auth.filter_factory({'user_acct_user': 'testing'})( FakeApp(iter(NO_CONTENT_RESP * 1))) req = self._make_request('/v1/AUTH_acct', headers={'X-Auth-Token': 'AUTH_t'}) cache_key = 'AUTH_/token/AUTH_t' cache_entry = (time() + 3600, 'AUTH_acct') req.environ['swift.cache'].set(cache_key, cache_entry) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 204) def test_get_token_fail(self): resp = self._make_request('/auth/v1.0').get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="unknown"') resp = self._make_request( '/auth/v1.0', headers={'X-Auth-User': 'act:usr', 'X-Auth-Key': 'key'}).get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertTrue('Www-Authenticate' in resp.headers) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="act"') def test_get_token_fail_invalid_x_auth_user_format(self): resp = self._make_request( '/auth/v1/act/auth', headers={'X-Auth-User': 'usr', 'X-Auth-Key': 'key'}).get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="act"') def test_get_token_fail_non_matching_account_in_request(self): resp = self._make_request( '/auth/v1/act/auth', headers={'X-Auth-User': 'act2:usr', 'X-Auth-Key': 'key'}).get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="act"') def test_get_token_fail_bad_path(self): resp = self._make_request( '/auth/v1/act/auth/invalid', headers={'X-Auth-User': 'act:usr', 'X-Auth-Key': 'key'}).get_response(self.test_auth) self.assertEquals(resp.status_int, 400) def test_get_token_fail_missing_key(self): resp = self._make_request( '/auth/v1/act/auth', headers={'X-Auth-User': 'act:usr'}).get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="act"') def test_object_name_containing_slash(self): test_auth = auth.filter_factory({'user_acct_user': 'testing'})( FakeApp(iter(NO_CONTENT_RESP * 1))) req = self._make_request('/v1/AUTH_acct/cont/obj/name/with/slash', headers={'X-Auth-Token': 'AUTH_t'}) cache_key = 'AUTH_/token/AUTH_t' cache_entry = (time() + 3600, 'AUTH_acct') req.environ['swift.cache'].set(cache_key, cache_entry) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 204) def test_storage_url_default(self): self.test_auth = \ auth.filter_factory({'user_test_tester': 'testing'})(FakeApp()) req = self._make_request( '/auth/v1.0', headers={'X-Auth-User': 'test:tester', 'X-Auth-Key': 'testing'}) del req.environ['HTTP_HOST'] req.environ['SERVER_NAME'] = 'bob' req.environ['SERVER_PORT'] = '1234' resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 200) self.assertEquals(resp.headers['x-storage-url'], 'http://bob:1234/v1/AUTH_test') def test_storage_url_based_on_host(self): self.test_auth = \ auth.filter_factory({'user_test_tester': 'testing'})(FakeApp()) req = self._make_request( '/auth/v1.0', headers={'X-Auth-User': 'test:tester', 'X-Auth-Key': 'testing'}) req.environ['HTTP_HOST'] = 'somehost:5678' req.environ['SERVER_NAME'] = 'bob' req.environ['SERVER_PORT'] = '1234' resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 200) self.assertEquals(resp.headers['x-storage-url'], 'http://somehost:5678/v1/AUTH_test') def test_storage_url_overridden_scheme(self): self.test_auth = \ auth.filter_factory({'user_test_tester': 'testing', 'storage_url_scheme': 'fake'})(FakeApp()) req = self._make_request( '/auth/v1.0', headers={'X-Auth-User': 'test:tester', 'X-Auth-Key': 'testing'}) req.environ['HTTP_HOST'] = 'somehost:5678' req.environ['SERVER_NAME'] = 'bob' req.environ['SERVER_PORT'] = '1234' resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 200) self.assertEquals(resp.headers['x-storage-url'], 'fake://somehost:5678/v1/AUTH_test') def test_use_old_token_from_memcached(self): self.test_auth = \ auth.filter_factory({'user_test_tester': 'testing', 'storage_url_scheme': 'fake'})(FakeApp()) req = self._make_request( '/auth/v1.0', headers={'X-Auth-User': 'test:tester', 'X-Auth-Key': 'testing'}) req.environ['HTTP_HOST'] = 'somehost:5678' req.environ['SERVER_NAME'] = 'bob' req.environ['SERVER_PORT'] = '1234' req.environ['swift.cache'].set('AUTH_/user/test:tester', 'uuid_token') req.environ['swift.cache'].set('AUTH_/token/uuid_token', (time() + 180, 'test,test:tester')) resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 200) self.assertEquals(resp.headers['x-auth-token'], 'uuid_token') def test_old_token_overdate(self): self.test_auth = \ auth.filter_factory({'user_test_tester': 'testing', 'storage_url_scheme': 'fake'})(FakeApp()) req = self._make_request( '/auth/v1.0', headers={'X-Auth-User': 'test:tester', 'X-Auth-Key': 'testing'}) req.environ['HTTP_HOST'] = 'somehost:5678' req.environ['SERVER_NAME'] = 'bob' req.environ['SERVER_PORT'] = '1234' req.environ['swift.cache'].set('AUTH_/user/test:tester', 'uuid_token') req.environ['swift.cache'].set('AUTH_/token/uuid_token', (0, 'test,test:tester')) resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 200) self.assertNotEquals(resp.headers['x-auth-token'], 'uuid_token') self.assertEquals(resp.headers['x-auth-token'][:7], 'AUTH_tk') def test_old_token_with_old_data(self): self.test_auth = \ auth.filter_factory({'user_test_tester': 'testing', 'storage_url_scheme': 'fake'})(FakeApp()) req = self._make_request( '/auth/v1.0', headers={'X-Auth-User': 'test:tester', 'X-Auth-Key': 'testing'}) req.environ['HTTP_HOST'] = 'somehost:5678' req.environ['SERVER_NAME'] = 'bob' req.environ['SERVER_PORT'] = '1234' req.environ['swift.cache'].set('AUTH_/user/test:tester', 'uuid_token') req.environ['swift.cache'].set('AUTH_/token/uuid_token', (time() + 99, 'test,test:tester,.role')) resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 200) self.assertNotEquals(resp.headers['x-auth-token'], 'uuid_token') self.assertEquals(resp.headers['x-auth-token'][:7], 'AUTH_tk') def test_reseller_admin_is_owner(self): orig_authorize = self.test_auth.authorize owner_values = [] def mitm_authorize(req): rv = orig_authorize(req) owner_values.append(req.environ.get('swift_owner', False)) return rv self.test_auth.authorize = mitm_authorize req = self._make_request('/v1/AUTH_cfa', headers={'X-Auth-Token': 'AUTH_t'}) req.remote_user = '.reseller_admin' self.test_auth.authorize(req) self.assertEquals(owner_values, [True]) def test_admin_is_owner(self): orig_authorize = self.test_auth.authorize owner_values = [] def mitm_authorize(req): rv = orig_authorize(req) owner_values.append(req.environ.get('swift_owner', False)) return rv self.test_auth.authorize = mitm_authorize req = self._make_request( '/v1/AUTH_cfa', headers={'X-Auth-Token': 'AUTH_t'}) req.remote_user = 'AUTH_cfa' self.test_auth.authorize(req) self.assertEquals(owner_values, [True]) def test_regular_is_not_owner(self): orig_authorize = self.test_auth.authorize owner_values = [] def mitm_authorize(req): rv = orig_authorize(req) owner_values.append(req.environ.get('swift_owner', False)) return rv self.test_auth.authorize = mitm_authorize req = self._make_request( '/v1/AUTH_cfa/c', headers={'X-Auth-Token': 'AUTH_t'}) req.remote_user = 'act:usr' self.test_auth.authorize(req) self.assertEquals(owner_values, [False]) def test_sync_request_success(self): self.test_auth.app = FakeApp(iter(NO_CONTENT_RESP * 1), sync_key='secret') req = self._make_request( '/v1/AUTH_cfa/c/o', environ={'REQUEST_METHOD': 'DELETE'}, headers={'x-container-sync-key': 'secret', 'x-timestamp': '123.456'}) req.remote_addr = '127.0.0.1' resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 204) def test_sync_request_fail_key(self): self.test_auth.app = FakeApp(sync_key='secret') req = self._make_request( '/v1/AUTH_cfa/c/o', environ={'REQUEST_METHOD': 'DELETE'}, headers={'x-container-sync-key': 'wrongsecret', 'x-timestamp': '123.456'}) req.remote_addr = '127.0.0.1' resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="AUTH_cfa"') self.test_auth.app = FakeApp(sync_key='othersecret') req = self._make_request( '/v1/AUTH_cfa/c/o', environ={'REQUEST_METHOD': 'DELETE'}, headers={'x-container-sync-key': 'secret', 'x-timestamp': '123.456'}) req.remote_addr = '127.0.0.1' resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="AUTH_cfa"') self.test_auth.app = FakeApp(sync_key=None) req = self._make_request( '/v1/AUTH_cfa/c/o', environ={'REQUEST_METHOD': 'DELETE'}, headers={'x-container-sync-key': 'secret', 'x-timestamp': '123.456'}) req.remote_addr = '127.0.0.1' resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="AUTH_cfa"') def test_sync_request_fail_no_timestamp(self): self.test_auth.app = FakeApp(sync_key='secret') req = self._make_request( '/v1/AUTH_cfa/c/o', environ={'REQUEST_METHOD': 'DELETE'}, headers={'x-container-sync-key': 'secret'}) req.remote_addr = '127.0.0.1' resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="AUTH_cfa"') def test_sync_request_success_lb_sync_host(self): self.test_auth.app = FakeApp(iter(NO_CONTENT_RESP * 1), sync_key='secret') req = self._make_request( '/v1/AUTH_cfa/c/o', environ={'REQUEST_METHOD': 'DELETE'}, headers={'x-container-sync-key': 'secret', 'x-timestamp': '123.456', 'x-forwarded-for': '127.0.0.1'}) req.remote_addr = '127.0.0.2' resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 204) self.test_auth.app = FakeApp(iter(NO_CONTENT_RESP * 1), sync_key='secret') req = self._make_request( '/v1/AUTH_cfa/c/o', environ={'REQUEST_METHOD': 'DELETE'}, headers={'x-container-sync-key': 'secret', 'x-timestamp': '123.456', 'x-cluster-client-ip': '127.0.0.1'}) req.remote_addr = '127.0.0.2' resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 204) def test_options_call(self): req = self._make_request('/v1/AUTH_cfa/c/o', environ={'REQUEST_METHOD': 'OPTIONS'}) resp = self.test_auth.authorize(req) self.assertEquals(resp, None) def test_get_user_group(self): app = FakeApp() ath = auth.filter_factory({})(app) ath.users = {'test:tester': {'groups': ['.admin']}} groups = ath._get_user_groups('test', 'test:tester', 'AUTH_test') self.assertEquals(groups, 'test,test:tester,AUTH_test') ath.users = {'test:tester': {'groups': []}} groups = ath._get_user_groups('test', 'test:tester', 'AUTH_test') self.assertEquals(groups, 'test,test:tester') def test_auth_scheme(self): req = self._make_request('/v1/BLAH_account', headers={'X-Auth-Token': 'BLAH_t'}) resp = req.get_response(self.test_auth) self.assertEquals(resp.status_int, 401) self.assertTrue('Www-Authenticate' in resp.headers) self.assertEquals(resp.headers.get('Www-Authenticate'), 'Swift realm="BLAH_account"') class TestParseUserCreation(unittest.TestCase): def test_parse_user_creation(self): auth_filter = auth.filter_factory({ 'reseller_prefix': 'ABC', 'user_test_tester3': 'testing', 'user_has_url': 'urlly .admin http://a.b/v1/DEF_has', 'user_admin_admin': 'admin .admin .reseller_admin', })(FakeApp()) self.assertEquals(auth_filter.users, { 'admin:admin': { 'url': '$HOST/v1/ABC_admin', 'groups': ['.admin', '.reseller_admin'], 'key': 'admin' }, 'test:tester3': { 'url': '$HOST/v1/ABC_test', 'groups': [], 'key': 'testing' }, 'has:url': { 'url': 'http://a.b/v1/DEF_has', 'groups': ['.admin'], 'key': 'urlly' }, }) def test_base64_encoding(self): auth_filter = auth.filter_factory({ 'reseller_prefix': 'ABC', 'user64_%s_%s' % ( b64encode('test').rstrip('='), b64encode('tester3').rstrip('=')): 'testing .reseller_admin', 'user64_%s_%s' % ( b64encode('user_foo').rstrip('='), b64encode('ab').rstrip('=')): 'urlly .admin http://a.b/v1/DEF_has', })(FakeApp()) self.assertEquals(auth_filter.users, { 'test:tester3': { 'url': '$HOST/v1/ABC_test', 'groups': ['.reseller_admin'], 'key': 'testing' }, 'user_foo:ab': { 'url': 'http://a.b/v1/DEF_has', 'groups': ['.admin'], 'key': 'urlly' }, }) def test_key_with_no_value(self): self.assertRaises(ValueError, auth.filter_factory({ 'user_test_tester3': 'testing', 'user_bob_bobby': '', 'user_admin_admin': 'admin .admin .reseller_admin', }), FakeApp()) class TestAccountAcls(unittest.TestCase): def _make_request(self, path, **kwargs): # Our TestAccountAcls default request will have a valid auth token version, acct, _ = split_path(path, 1, 3, True) headers = kwargs.pop('headers', {'X-Auth-Token': 'AUTH_t'}) user_groups = kwargs.pop('user_groups', 'AUTH_firstacct') # The account being accessed will have account ACLs acl = {'admin': ['AUTH_admin'], 'read-write': ['AUTH_rw'], 'read-only': ['AUTH_ro']} header_data = {'core-access-control': format_acl(version=2, acl_dict=acl)} acls = kwargs.pop('acls', header_data) req = Request.blank(path, headers=headers, **kwargs) # Authorize the token by populating the request's cache req.environ['swift.cache'] = FakeMemcache() cache_key = 'AUTH_/token/AUTH_t' cache_entry = (time() + 3600, user_groups) req.environ['swift.cache'].set(cache_key, cache_entry) # Pretend get_account_info returned ACLs in sysmeta, and we cached that cache_key = 'account/%s' % acct cache_entry = {'sysmeta': acls} req.environ['swift.cache'].set(cache_key, cache_entry) return req def test_account_acl_success(self): test_auth = auth.filter_factory({'user_admin_user': 'testing'})( FakeApp(iter(NO_CONTENT_RESP * 1))) # admin (not a swift admin) wants to read from otheracct req = self._make_request('/v1/AUTH_otheract', user_groups="AUTH_admin") # The request returned by _make_request should be allowed resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 204) def test_account_acl_failures(self): test_auth = auth.filter_factory({'user_admin_user': 'testing'})( FakeApp()) # If I'm not authed as anyone on the ACLs, I shouldn't get in req = self._make_request('/v1/AUTH_otheract', user_groups="AUTH_bob") resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 403) # If the target account has no ACLs, a non-owner shouldn't get in req = self._make_request('/v1/AUTH_otheract', user_groups="AUTH_admin", acls={}) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 403) def test_admin_privileges(self): test_auth = auth.filter_factory({'user_admin_user': 'testing'})( FakeApp(iter(NO_CONTENT_RESP * 18))) for target in ('/v1/AUTH_otheracct', '/v1/AUTH_otheracct/container', '/v1/AUTH_otheracct/container/obj'): for method in ('GET', 'HEAD', 'OPTIONS', 'PUT', 'POST', 'DELETE'): # Admin ACL user can do anything req = self._make_request(target, user_groups="AUTH_admin", environ={'REQUEST_METHOD': method}) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 204) # swift_owner should be set to True if method != 'OPTIONS': self.assertTrue(req.environ.get('swift_owner')) def test_readwrite_privileges(self): test_auth = auth.filter_factory({'user_rw_user': 'testing'})( FakeApp(iter(NO_CONTENT_RESP * 15))) for target in ('/v1/AUTH_otheracct',): for method in ('GET', 'HEAD', 'OPTIONS'): # Read-Write user can read account data req = self._make_request(target, user_groups="AUTH_rw", environ={'REQUEST_METHOD': method}) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 204) # swift_owner should NOT be set to True self.assertFalse(req.environ.get('swift_owner')) # RW user should NOT be able to PUT, POST, or DELETE to the account for method in ('PUT', 'POST', 'DELETE'): req = self._make_request(target, user_groups="AUTH_rw", environ={'REQUEST_METHOD': method}) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 403) # RW user should be able to GET, PUT, POST, or DELETE to containers # and objects for target in ('/v1/AUTH_otheracct/c', '/v1/AUTH_otheracct/c/o'): for method in ('GET', 'HEAD', 'OPTIONS', 'PUT', 'POST', 'DELETE'): req = self._make_request(target, user_groups="AUTH_rw", environ={'REQUEST_METHOD': method}) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 204) def test_readonly_privileges(self): test_auth = auth.filter_factory({'user_ro_user': 'testing'})( FakeApp(iter(NO_CONTENT_RESP * 9))) # ReadOnly user should NOT be able to PUT, POST, or DELETE to account, # container, or object for target in ('/v1/AUTH_otheracct', '/v1/AUTH_otheracct/cont', '/v1/AUTH_otheracct/cont/obj'): for method in ('GET', 'HEAD', 'OPTIONS'): req = self._make_request(target, user_groups="AUTH_ro", environ={'REQUEST_METHOD': method}) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 204) # swift_owner should NOT be set to True for the ReadOnly ACL self.assertFalse(req.environ.get('swift_owner')) for method in ('PUT', 'POST', 'DELETE'): req = self._make_request(target, user_groups="AUTH_ro", environ={'REQUEST_METHOD': method}) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 403) # swift_owner should NOT be set to True for the ReadOnly ACL self.assertFalse(req.environ.get('swift_owner')) def test_user_gets_best_acl(self): test_auth = auth.filter_factory({'user_acct_username': 'testing'})( FakeApp(iter(NO_CONTENT_RESP * 18))) mygroups = "AUTH_acct,AUTH_ro,AUTH_something,AUTH_admin" for target in ('/v1/AUTH_otheracct', '/v1/AUTH_otheracct/container', '/v1/AUTH_otheracct/container/obj'): for method in ('GET', 'HEAD', 'OPTIONS', 'PUT', 'POST', 'DELETE'): # Admin ACL user can do anything req = self._make_request(target, user_groups=mygroups, environ={'REQUEST_METHOD': method}) resp = req.get_response(test_auth) self.assertEquals( resp.status_int, 204, "%s (%s) - expected 204, got %d" % (target, method, resp.status_int)) # swift_owner should be set to True if method != 'OPTIONS': self.assertTrue(req.environ.get('swift_owner')) def test_acl_syntax_verification(self): test_auth = auth.filter_factory({'user_admin_user': 'testing'})( FakeApp(iter(NO_CONTENT_RESP * 5))) good_headers = {'X-Auth-Token': 'AUTH_t'} good_acl = '{"read-only":["a","b"]}' bad_acl = 'syntactically invalid acl -- this does not parse as JSON' wrong_acl = '{"other-auth-system":["valid","json","but","wrong"]}' bad_value_acl = '{"read-write":["fine"],"admin":"should be a list"}' not_dict_acl = '["read-only"]' not_dict_acl2 = 1 empty_acls = ['{}', '', '{ }'] target = '/v1/AUTH_firstacct' # no acls -- no problem! req = self._make_request(target, headers=good_headers) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 204) # syntactically valid acls should go through update = {'x-account-access-control': good_acl} req = self._make_request(target, headers=dict(good_headers, **update)) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 204) # syntactically valid empty acls should go through for acl in empty_acls: update = {'x-account-access-control': acl} req = self._make_request(target, headers=dict(good_headers, **update)) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 204) errmsg = 'X-Account-Access-Control invalid: %s' # syntactically invalid acls get a 400 update = {'x-account-access-control': bad_acl} req = self._make_request(target, headers=dict(good_headers, **update)) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 400) self.assertEquals(errmsg % "Syntax error", resp.body[:46]) # syntactically valid acls with bad keys also get a 400 update = {'x-account-access-control': wrong_acl} req = self._make_request(target, headers=dict(good_headers, **update)) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 400) self.assertEquals(errmsg % "Key '", resp.body[:39]) # acls with good keys but bad values also get a 400 update = {'x-account-access-control': bad_value_acl} req = self._make_request(target, headers=dict(good_headers, **update)) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 400) self.assertEquals(errmsg % "Value", resp.body[:39]) # acls with wrong json structure also get a 400 update = {'x-account-access-control': not_dict_acl} req = self._make_request(target, headers=dict(good_headers, **update)) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 400) self.assertEquals(errmsg % "Syntax error", resp.body[:46]) # acls with wrong json structure also get a 400 update = {'x-account-access-control': not_dict_acl2} req = self._make_request(target, headers=dict(good_headers, **update)) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 400) self.assertEquals(errmsg % "Syntax error", resp.body[:46]) def test_acls_propagate_to_sysmeta(self): test_auth = auth.filter_factory({'user_admin_user': 'testing'})( FakeApp(iter(NO_CONTENT_RESP * 3))) sysmeta_hdr = 'x-account-sysmeta-core-access-control' target = '/v1/AUTH_firstacct' good_headers = {'X-Auth-Token': 'AUTH_t'} good_acl = '{"read-only":["a","b"]}' # no acls -- no problem! req = self._make_request(target, headers=good_headers) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 204) self.assertEqual(None, req.headers.get(sysmeta_hdr)) # syntactically valid acls should go through update = {'x-account-access-control': good_acl} req = self._make_request(target, headers=dict(good_headers, **update)) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 204) self.assertEqual(good_acl, req.headers.get(sysmeta_hdr)) def test_bad_acls_get_denied(self): test_auth = auth.filter_factory({'user_admin_user': 'testing'})( FakeApp(iter(NO_CONTENT_RESP * 3))) target = '/v1/AUTH_firstacct' good_headers = {'X-Auth-Token': 'AUTH_t'} bad_acls = ( 'syntax error', '{"bad_key":"should_fail"}', '{"admin":"not a list, should fail"}', '{"admin":["valid"],"read-write":"not a list, should fail"}', ) for bad_acl in bad_acls: hdrs = dict(good_headers, **{'x-account-access-control': bad_acl}) req = self._make_request(target, headers=hdrs) resp = req.get_response(test_auth) self.assertEquals(resp.status_int, 400) class TestUtilityMethods(unittest.TestCase): def test_account_acls_bad_path_raises_exception(self): auth_inst = auth.filter_factory({})(FakeApp()) req = Request({'PATH_INFO': '/'}) self.assertRaises(ValueError, auth_inst.account_acls, req) if __name__ == '__main__': unittest.main()