diff options
Diffstat (limited to 'tests/handlers/test_oidc.py')
| -rw-r--r-- | tests/handlers/test_oidc.py | 580 |
1 files changed, 250 insertions, 330 deletions
diff --git a/tests/handlers/test_oidc.py b/tests/handlers/test_oidc.py index e6cd3af7b7..5955410524 100644 --- a/tests/handlers/test_oidc.py +++ b/tests/handlers/test_oidc.py @@ -11,9 +11,8 @@ # 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 json import os -from typing import Any, Dict +from typing import Any, Dict, Tuple from unittest.mock import ANY, Mock, patch from urllib.parse import parse_qs, urlparse @@ -22,12 +21,15 @@ import pymacaroons from twisted.test.proto_helpers import MemoryReactor from synapse.handlers.sso import MappingException +from synapse.http.site import SynapseRequest from synapse.server import HomeServer -from synapse.types import JsonDict, UserID +from synapse.types import UserID from synapse.util import Clock -from synapse.util.macaroons import OidcSessionData, get_value_from_macaroon +from synapse.util.macaroons import get_value_from_macaroon +from synapse.util.stringutils import random_string from tests.test_utils import FakeResponse, get_awaitable_result, simple_async_mock +from tests.test_utils.oidc import FakeAuthorizationGrant, FakeOidcServer from tests.unittest import HomeserverTestCase, override_config try: @@ -46,12 +48,6 @@ BASE_URL = "https://synapse/" CALLBACK_URL = BASE_URL + "_synapse/client/oidc/callback" SCOPES = ["openid"] -AUTHORIZATION_ENDPOINT = ISSUER + "authorize" -TOKEN_ENDPOINT = ISSUER + "token" -USERINFO_ENDPOINT = ISSUER + "userinfo" -WELL_KNOWN = ISSUER + ".well-known/openid-configuration" -JWKS_URI = ISSUER + ".well-known/jwks.json" - # config for common cases DEFAULT_CONFIG = { "enabled": True, @@ -66,9 +62,9 @@ DEFAULT_CONFIG = { EXPLICIT_ENDPOINT_CONFIG = { **DEFAULT_CONFIG, "discover": False, - "authorization_endpoint": AUTHORIZATION_ENDPOINT, - "token_endpoint": TOKEN_ENDPOINT, - "jwks_uri": JWKS_URI, + "authorization_endpoint": ISSUER + "authorize", + "token_endpoint": ISSUER + "token", + "jwks_uri": ISSUER + "jwks", } @@ -102,27 +98,6 @@ class TestMappingProviderFailures(TestMappingProvider): } -async def get_json(url: str) -> JsonDict: - # Mock get_json calls to handle jwks & oidc discovery endpoints - if url == WELL_KNOWN: - # Minimal discovery document, as defined in OpenID.Discovery - # https://openid.net/specs/openid-connect-discovery-1_0.html#ProviderMetadata - return { - "issuer": ISSUER, - "authorization_endpoint": AUTHORIZATION_ENDPOINT, - "token_endpoint": TOKEN_ENDPOINT, - "jwks_uri": JWKS_URI, - "userinfo_endpoint": USERINFO_ENDPOINT, - "response_types_supported": ["code"], - "subject_types_supported": ["public"], - "id_token_signing_alg_values_supported": ["RS256"], - } - elif url == JWKS_URI: - return {"keys": []} - - return {} - - def _key_file_path() -> str: """path to a file containing the private half of a test key""" @@ -159,11 +134,11 @@ class OidcHandlerTestCase(HomeserverTestCase): return config def make_homeserver(self, reactor: MemoryReactor, clock: Clock) -> HomeServer: - self.http_client = Mock(spec=["get_json"]) - self.http_client.get_json.side_effect = get_json - self.http_client.user_agent = b"Synapse Test" + self.fake_server = FakeOidcServer(clock=clock, issuer=ISSUER) - hs = self.setup_test_homeserver(proxied_http_client=self.http_client) + hs = self.setup_test_homeserver() + self.hs_patcher = self.fake_server.patch_homeserver(hs=hs) + self.hs_patcher.start() self.handler = hs.get_oidc_handler() self.provider = self.handler._providers["oidc"] @@ -175,18 +150,51 @@ class OidcHandlerTestCase(HomeserverTestCase): # Reduce the number of attempts when generating MXIDs. sso_handler._MAP_USERNAME_RETRIES = 3 + auth_handler = hs.get_auth_handler() + # Mock the complete SSO login method. + self.complete_sso_login = simple_async_mock() + auth_handler.complete_sso_login = self.complete_sso_login # type: ignore[assignment] + return hs + def tearDown(self) -> None: + self.hs_patcher.stop() + return super().tearDown() + + def reset_mocks(self): + """Reset all the Mocks.""" + self.fake_server.reset_mocks() + self.render_error.reset_mock() + self.complete_sso_login.reset_mock() + def metadata_edit(self, values): """Modify the result that will be returned by the well-known query""" - async def patched_get_json(uri): - res = await get_json(uri) - if uri == WELL_KNOWN: - res.update(values) - return res + metadata = self.fake_server.get_metadata() + metadata.update(values) + return patch.object(self.fake_server, "get_metadata", return_value=metadata) - return patch.object(self.http_client, "get_json", patched_get_json) + def start_authorization( + self, + userinfo: dict, + client_redirect_url: str = "http://client/redirect", + scope: str = "openid", + with_sid: bool = False, + ) -> Tuple[SynapseRequest, FakeAuthorizationGrant]: + """Start an authorization request, and get the callback request back.""" + nonce = random_string(10) + state = random_string(10) + + code, grant = self.fake_server.start_authorization( + userinfo=userinfo, + scope=scope, + client_id=self.provider._client_auth.client_id, + redirect_uri=self.provider._callback_url, + nonce=nonce, + with_sid=with_sid, + ) + session = self._generate_oidc_session_token(state, nonce, client_redirect_url) + return _build_callback_request(code, state, session), grant def assertRenderedError(self, error, error_description=None): self.render_error.assert_called_once() @@ -210,52 +218,54 @@ class OidcHandlerTestCase(HomeserverTestCase): """The handler should discover the endpoints from OIDC discovery document.""" # This would throw if some metadata were invalid metadata = self.get_success(self.provider.load_metadata()) - self.http_client.get_json.assert_called_once_with(WELL_KNOWN) + self.fake_server.get_metadata_handler.assert_called_once() - self.assertEqual(metadata.issuer, ISSUER) - self.assertEqual(metadata.authorization_endpoint, AUTHORIZATION_ENDPOINT) - self.assertEqual(metadata.token_endpoint, TOKEN_ENDPOINT) - self.assertEqual(metadata.jwks_uri, JWKS_URI) - # FIXME: it seems like authlib does not have that defined in its metadata models - # self.assertEqual(metadata.userinfo_endpoint, USERINFO_ENDPOINT) + self.assertEqual(metadata.issuer, self.fake_server.issuer) + self.assertEqual( + metadata.authorization_endpoint, + self.fake_server.authorization_endpoint, + ) + self.assertEqual(metadata.token_endpoint, self.fake_server.token_endpoint) + self.assertEqual(metadata.jwks_uri, self.fake_server.jwks_uri) + # It seems like authlib does not have that defined in its metadata models + self.assertEqual( + metadata.get("userinfo_endpoint"), + self.fake_server.userinfo_endpoint, + ) # subsequent calls should be cached - self.http_client.reset_mock() + self.reset_mocks() self.get_success(self.provider.load_metadata()) - self.http_client.get_json.assert_not_called() + self.fake_server.get_metadata_handler.assert_not_called() @override_config({"oidc_config": EXPLICIT_ENDPOINT_CONFIG}) def test_no_discovery(self) -> None: """When discovery is disabled, it should not try to load from discovery document.""" self.get_success(self.provider.load_metadata()) - self.http_client.get_json.assert_not_called() + self.fake_server.get_metadata_handler.assert_not_called() - @override_config({"oidc_config": EXPLICIT_ENDPOINT_CONFIG}) + @override_config({"oidc_config": DEFAULT_CONFIG}) def test_load_jwks(self) -> None: """JWKS loading is done once (then cached) if used.""" jwks = self.get_success(self.provider.load_jwks()) - self.http_client.get_json.assert_called_once_with(JWKS_URI) - self.assertEqual(jwks, {"keys": []}) + self.fake_server.get_jwks_handler.assert_called_once() + self.assertEqual(jwks, self.fake_server.get_jwks()) # subsequent calls should be cached… - self.http_client.reset_mock() + self.reset_mocks() self.get_success(self.provider.load_jwks()) - self.http_client.get_json.assert_not_called() + self.fake_server.get_jwks_handler.assert_not_called() # …unless forced - self.http_client.reset_mock() + self.reset_mocks() self.get_success(self.provider.load_jwks(force=True)) - self.http_client.get_json.assert_called_once_with(JWKS_URI) + self.fake_server.get_jwks_handler.assert_called_once() - # Throw if the JWKS uri is missing - original = self.provider.load_metadata - - async def patched_load_metadata(): - m = (await original()).copy() - m.update({"jwks_uri": None}) - return m - - with patch.object(self.provider, "load_metadata", patched_load_metadata): + with self.metadata_edit({"jwks_uri": None}): + # If we don't do this, the load_metadata call will throw because of the + # missing jwks_uri + self.provider._user_profile_method = "userinfo_endpoint" + self.get_success(self.provider.load_metadata(force=True)) self.get_failure(self.provider.load_jwks(force=True), RuntimeError) @override_config({"oidc_config": DEFAULT_CONFIG}) @@ -359,7 +369,7 @@ class OidcHandlerTestCase(HomeserverTestCase): self.provider.handle_redirect_request(req, b"http://client/redirect") ) ) - auth_endpoint = urlparse(AUTHORIZATION_ENDPOINT) + auth_endpoint = urlparse(self.fake_server.authorization_endpoint) self.assertEqual(url.scheme, auth_endpoint.scheme) self.assertEqual(url.netloc, auth_endpoint.netloc) @@ -424,48 +434,34 @@ class OidcHandlerTestCase(HomeserverTestCase): with self.assertRaises(AttributeError): _ = mapping_provider.get_extra_attributes - token = { - "type": "bearer", - "id_token": "id_token", - "access_token": "access_token", - } username = "bar" userinfo = { "sub": "foo", "username": username, } expected_user_id = "@%s:%s" % (username, self.hs.hostname) - self.provider._exchange_code = simple_async_mock(return_value=token) # type: ignore[assignment] - self.provider._parse_id_token = simple_async_mock(return_value=userinfo) # type: ignore[assignment] - self.provider._fetch_userinfo = simple_async_mock(return_value=userinfo) # type: ignore[assignment] - auth_handler = self.hs.get_auth_handler() - auth_handler.complete_sso_login = simple_async_mock() - code = "code" - state = "state" - nonce = "nonce" client_redirect_url = "http://client/redirect" - ip_address = "10.0.0.1" - session = self._generate_oidc_session_token(state, nonce, client_redirect_url) - request = _build_callback_request(code, state, session, ip_address=ip_address) - + request, _ = self.start_authorization( + userinfo, client_redirect_url=client_redirect_url + ) self.get_success(self.handler.handle_oidc_callback(request)) - auth_handler.complete_sso_login.assert_called_once_with( + self.complete_sso_login.assert_called_once_with( expected_user_id, - "oidc", + self.provider.idp_id, request, client_redirect_url, None, new_user=True, auth_provider_session_id=None, ) - self.provider._exchange_code.assert_called_once_with(code) - self.provider._parse_id_token.assert_called_once_with(token, nonce=nonce) - self.provider._fetch_userinfo.assert_not_called() + self.fake_server.post_token_handler.assert_called_once() + self.fake_server.get_userinfo_handler.assert_not_called() self.render_error.assert_not_called() # Handle mapping errors + request, _ = self.start_authorization(userinfo) with patch.object( self.provider, "_remote_id_from_userinfo", @@ -475,81 +471,63 @@ class OidcHandlerTestCase(HomeserverTestCase): self.assertRenderedError("mapping_error") # Handle ID token errors - self.provider._parse_id_token = simple_async_mock(raises=Exception()) # type: ignore[assignment] - self.get_success(self.handler.handle_oidc_callback(request)) + request, _ = self.start_authorization(userinfo) + with self.fake_server.id_token_override({"iss": "https://bad.issuer/"}): + self.get_success(self.handler.handle_oidc_callback(request)) self.assertRenderedError("invalid_token") - auth_handler.complete_sso_login.reset_mock() - self.provider._exchange_code.reset_mock() - self.provider._parse_id_token.reset_mock() - self.provider._fetch_userinfo.reset_mock() + self.reset_mocks() # With userinfo fetching self.provider._user_profile_method = "userinfo_endpoint" - token = { - "type": "bearer", - "access_token": "access_token", - } - self.provider._exchange_code = simple_async_mock(return_value=token) # type: ignore[assignment] + # Without the "openid" scope, the FakeProvider does not generate an id_token + request, _ = self.start_authorization(userinfo, scope="") self.get_success(self.handler.handle_oidc_callback(request)) - auth_handler.complete_sso_login.assert_called_once_with( + self.complete_sso_login.assert_called_once_with( expected_user_id, - "oidc", + self.provider.idp_id, request, - client_redirect_url, + ANY, None, new_user=False, auth_provider_session_id=None, ) - self.provider._exchange_code.assert_called_once_with(code) - self.provider._parse_id_token.assert_not_called() - self.provider._fetch_userinfo.assert_called_once_with(token) + self.fake_server.post_token_handler.assert_called_once() + self.fake_server.get_userinfo_handler.assert_called_once() self.render_error.assert_not_called() + self.reset_mocks() + # With an ID token, userinfo fetching and sid in the ID token self.provider._user_profile_method = "userinfo_endpoint" - token = { - "type": "bearer", - "access_token": "access_token", - "id_token": "id_token", - } - id_token = { - "sid": "abcdefgh", - } - self.provider._parse_id_token = simple_async_mock(return_value=id_token) # type: ignore[assignment] - self.provider._exchange_code = simple_async_mock(return_value=token) # type: ignore[assignment] - auth_handler.complete_sso_login.reset_mock() - self.provider._fetch_userinfo.reset_mock() + request, grant = self.start_authorization(userinfo, with_sid=True) + self.assertIsNotNone(grant.sid) self.get_success(self.handler.handle_oidc_callback(request)) - auth_handler.complete_sso_login.assert_called_once_with( + self.complete_sso_login.assert_called_once_with( expected_user_id, - "oidc", + self.provider.idp_id, request, - client_redirect_url, + ANY, None, new_user=False, - auth_provider_session_id=id_token["sid"], + auth_provider_session_id=grant.sid, ) - self.provider._exchange_code.assert_called_once_with(code) - self.provider._parse_id_token.assert_called_once_with(token, nonce=nonce) - self.provider._fetch_userinfo.assert_called_once_with(token) + self.fake_server.post_token_handler.assert_called_once() + self.fake_server.get_userinfo_handler.assert_called_once() self.render_error.assert_not_called() # Handle userinfo fetching error - self.provider._fetch_userinfo = simple_async_mock(raises=Exception()) # type: ignore[assignment] - self.get_success(self.handler.handle_oidc_callback(request)) + request, _ = self.start_authorization(userinfo) + with self.fake_server.buggy_endpoint(userinfo=True): + self.get_success(self.handler.handle_oidc_callback(request)) self.assertRenderedError("fetch_error") - # Handle code exchange failure - from synapse.handlers.oidc import OidcError - - self.provider._exchange_code = simple_async_mock( # type: ignore[assignment] - raises=OidcError("invalid_request") - ) - self.get_success(self.handler.handle_oidc_callback(request)) - self.assertRenderedError("invalid_request") + request, _ = self.start_authorization(userinfo) + with self.fake_server.buggy_endpoint(token=True): + self.get_success(self.handler.handle_oidc_callback(request)) + self.assertRenderedError("server_error") @override_config({"oidc_config": DEFAULT_CONFIG}) def test_callback_session(self) -> None: @@ -599,18 +577,22 @@ class OidcHandlerTestCase(HomeserverTestCase): ) def test_exchange_code(self) -> None: """Code exchange behaves correctly and handles various error scenarios.""" - token = {"type": "bearer"} - token_json = json.dumps(token).encode("utf-8") - self.http_client.request = simple_async_mock( - return_value=FakeResponse(code=200, phrase=b"OK", body=token_json) + token = { + "type": "Bearer", + "access_token": "aabbcc", + } + + self.fake_server.post_token_handler.side_effect = None + self.fake_server.post_token_handler.return_value = FakeResponse.json( + payload=token ) code = "code" ret = self.get_success(self.provider._exchange_code(code)) - kwargs = self.http_client.request.call_args[1] + kwargs = self.fake_server.request.call_args[1] self.assertEqual(ret, token) self.assertEqual(kwargs["method"], "POST") - self.assertEqual(kwargs["uri"], TOKEN_ENDPOINT) + self.assertEqual(kwargs["uri"], self.fake_server.token_endpoint) args = parse_qs(kwargs["data"].decode("utf-8")) self.assertEqual(args["grant_type"], ["authorization_code"]) @@ -620,12 +602,8 @@ class OidcHandlerTestCase(HomeserverTestCase): self.assertEqual(args["redirect_uri"], [CALLBACK_URL]) # Test error handling - self.http_client.request = simple_async_mock( - return_value=FakeResponse( - code=400, - phrase=b"Bad Request", - body=b'{"error": "foo", "error_description": "bar"}', - ) + self.fake_server.post_token_handler.return_value = FakeResponse.json( + code=400, payload={"error": "foo", "error_description": "bar"} ) from synapse.handlers.oidc import OidcError @@ -634,46 +612,30 @@ class OidcHandlerTestCase(HomeserverTestCase): self.assertEqual(exc.value.error_description, "bar") # Internal server error with no JSON body - self.http_client.request = simple_async_mock( - return_value=FakeResponse( - code=500, - phrase=b"Internal Server Error", - body=b"Not JSON", - ) + self.fake_server.post_token_handler.return_value = FakeResponse( + code=500, body=b"Not JSON" ) exc = self.get_failure(self.provider._exchange_code(code), OidcError) self.assertEqual(exc.value.error, "server_error") # Internal server error with JSON body - self.http_client.request = simple_async_mock( - return_value=FakeResponse( - code=500, - phrase=b"Internal Server Error", - body=b'{"error": "internal_server_error"}', - ) + self.fake_server.post_token_handler.return_value = FakeResponse.json( + code=500, payload={"error": "internal_server_error"} ) exc = self.get_failure(self.provider._exchange_code(code), OidcError) self.assertEqual(exc.value.error, "internal_server_error") # 4xx error without "error" field - self.http_client.request = simple_async_mock( - return_value=FakeResponse( - code=400, - phrase=b"Bad request", - body=b"{}", - ) + self.fake_server.post_token_handler.return_value = FakeResponse.json( + code=400, payload={} ) exc = self.get_failure(self.provider._exchange_code(code), OidcError) self.assertEqual(exc.value.error, "server_error") # 2xx error with "error" field - self.http_client.request = simple_async_mock( - return_value=FakeResponse( - code=200, - phrase=b"OK", - body=b'{"error": "some_error"}', - ) + self.fake_server.post_token_handler.return_value = FakeResponse.json( + code=200, payload={"error": "some_error"} ) exc = self.get_failure(self.provider._exchange_code(code), OidcError) self.assertEqual(exc.value.error, "some_error") @@ -697,11 +659,14 @@ class OidcHandlerTestCase(HomeserverTestCase): """Test that code exchange works with a JWK client secret.""" from authlib.jose import jwt - token = {"type": "bearer"} - self.http_client.request = simple_async_mock( - return_value=FakeResponse( - code=200, phrase=b"OK", body=json.dumps(token).encode("utf-8") - ) + token = { + "type": "Bearer", + "access_token": "aabbcc", + } + + self.fake_server.post_token_handler.side_effect = None + self.fake_server.post_token_handler.return_value = FakeResponse.json( + payload=token ) code = "code" @@ -714,9 +679,9 @@ class OidcHandlerTestCase(HomeserverTestCase): self.assertEqual(ret, token) # the request should have hit the token endpoint - kwargs = self.http_client.request.call_args[1] + kwargs = self.fake_server.request.call_args[1] self.assertEqual(kwargs["method"], "POST") - self.assertEqual(kwargs["uri"], TOKEN_ENDPOINT) + self.assertEqual(kwargs["uri"], self.fake_server.token_endpoint) # the client secret provided to the should be a jwt which can be checked with # the public key @@ -750,11 +715,14 @@ class OidcHandlerTestCase(HomeserverTestCase): ) def test_exchange_code_no_auth(self) -> None: """Test that code exchange works with no client secret.""" - token = {"type": "bearer"} - self.http_client.request = simple_async_mock( - return_value=FakeResponse( - code=200, phrase=b"OK", body=json.dumps(token).encode("utf-8") - ) + token = { + "type": "Bearer", + "access_token": "aabbcc", + } + + self.fake_server.post_token_handler.side_effect = None + self.fake_server.post_token_handler.return_value = FakeResponse.json( + payload=token ) code = "code" ret = self.get_success(self.provider._exchange_code(code)) @@ -762,9 +730,9 @@ class OidcHandlerTestCase(HomeserverTestCase): self.assertEqual(ret, token) # the request should have hit the token endpoint - kwargs = self.http_client.request.call_args[1] + kwargs = self.fake_server.request.call_args[1] self.assertEqual(kwargs["method"], "POST") - self.assertEqual(kwargs["uri"], TOKEN_ENDPOINT) + self.assertEqual(kwargs["uri"], self.fake_server.token_endpoint) # check the POSTed data args = parse_qs(kwargs["data"].decode("utf-8")) @@ -787,37 +755,19 @@ class OidcHandlerTestCase(HomeserverTestCase): """ Login while using a mapping provider that implements get_extra_attributes. """ - token = { - "type": "bearer", - "id_token": "id_token", - "access_token": "access_token", - } userinfo = { "sub": "foo", "username": "foo", "phone": "1234567", } - self.provider._exchange_code = simple_async_mock(return_value=token) # type: ignore[assignment] - self.provider._parse_id_token = simple_async_mock(return_value=userinfo) # type: ignore[assignment] - auth_handler = self.hs.get_auth_handler() - auth_handler.complete_sso_login = simple_async_mock() - - state = "state" - client_redirect_url = "http://client/redirect" - session = self._generate_oidc_session_token( - state=state, - nonce="nonce", - client_redirect_url=client_redirect_url, - ) - request = _build_callback_request("code", state, session) - + request, _ = self.start_authorization(userinfo) self.get_success(self.handler.handle_oidc_callback(request)) - auth_handler.complete_sso_login.assert_called_once_with( + self.complete_sso_login.assert_called_once_with( "@foo:test", - "oidc", + self.provider.idp_id, request, - client_redirect_url, + ANY, {"phone": "1234567"}, new_user=True, auth_provider_session_id=None, @@ -826,41 +776,40 @@ class OidcHandlerTestCase(HomeserverTestCase): @override_config({"oidc_config": DEFAULT_CONFIG}) def test_map_userinfo_to_user(self) -> None: """Ensure that mapping the userinfo returned from a provider to an MXID works properly.""" - auth_handler = self.hs.get_auth_handler() - auth_handler.complete_sso_login = simple_async_mock() - userinfo: dict = { "sub": "test_user", "username": "test_user", } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_called_once_with( + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_called_once_with( "@test_user:test", - "oidc", - ANY, + self.provider.idp_id, + request, ANY, None, new_user=True, auth_provider_session_id=None, ) - auth_handler.complete_sso_login.reset_mock() + self.reset_mocks() # Some providers return an integer ID. userinfo = { "sub": 1234, "username": "test_user_2", } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_called_once_with( + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_called_once_with( "@test_user_2:test", - "oidc", - ANY, + self.provider.idp_id, + request, ANY, None, new_user=True, auth_provider_session_id=None, ) - auth_handler.complete_sso_login.reset_mock() + self.reset_mocks() # Test if the mxid is already taken store = self.hs.get_datastores().main @@ -869,8 +818,9 @@ class OidcHandlerTestCase(HomeserverTestCase): store.register_user(user_id=user3.to_string(), password_hash=None) ) userinfo = {"sub": "test3", "username": "test_user_3"} - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_not_called() + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_not_called() self.assertRenderedError( "mapping_error", "Mapping provider does not support de-duplicating Matrix IDs", @@ -885,38 +835,37 @@ class OidcHandlerTestCase(HomeserverTestCase): store.register_user(user_id=user.to_string(), password_hash=None) ) - auth_handler = self.hs.get_auth_handler() - auth_handler.complete_sso_login = simple_async_mock() - # Map a user via SSO. userinfo = { "sub": "test", "username": "test_user", } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_called_once_with( + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_called_once_with( user.to_string(), - "oidc", - ANY, + self.provider.idp_id, + request, ANY, None, new_user=False, auth_provider_session_id=None, ) - auth_handler.complete_sso_login.reset_mock() + self.reset_mocks() # Subsequent calls should map to the same mxid. - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_called_once_with( + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_called_once_with( user.to_string(), - "oidc", - ANY, + self.provider.idp_id, + request, ANY, None, new_user=False, auth_provider_session_id=None, ) - auth_handler.complete_sso_login.reset_mock() + self.reset_mocks() # Note that a second SSO user can be mapped to the same Matrix ID. (This # requires a unique sub, but something that maps to the same matrix ID, @@ -927,17 +876,18 @@ class OidcHandlerTestCase(HomeserverTestCase): "sub": "test1", "username": "test_user", } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_called_once_with( + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_called_once_with( user.to_string(), - "oidc", - ANY, + self.provider.idp_id, + request, ANY, None, new_user=False, auth_provider_session_id=None, ) - auth_handler.complete_sso_login.reset_mock() + self.reset_mocks() # Register some non-exact matching cases. user2 = UserID.from_string("@TEST_user_2:test") @@ -954,8 +904,9 @@ class OidcHandlerTestCase(HomeserverTestCase): "sub": "test2", "username": "TEST_USER_2", } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_not_called() + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_not_called() args = self.assertRenderedError("mapping_error") self.assertTrue( args[2].startswith( @@ -969,11 +920,12 @@ class OidcHandlerTestCase(HomeserverTestCase): store.register_user(user_id=user2.to_string(), password_hash=None) ) - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_called_once_with( + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_called_once_with( "@TEST_USER_2:test", - "oidc", - ANY, + self.provider.idp_id, + request, ANY, None, new_user=False, @@ -983,9 +935,9 @@ class OidcHandlerTestCase(HomeserverTestCase): @override_config({"oidc_config": DEFAULT_CONFIG}) def test_map_userinfo_to_invalid_localpart(self) -> None: """If the mapping provider generates an invalid localpart it should be rejected.""" - self.get_success( - _make_callback_with_userinfo(self.hs, {"sub": "test2", "username": "föö"}) - ) + userinfo = {"sub": "test2", "username": "föö"} + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) self.assertRenderedError("mapping_error", "localpart is invalid: föö") @override_config( @@ -1000,9 +952,6 @@ class OidcHandlerTestCase(HomeserverTestCase): ) def test_map_userinfo_to_user_retries(self) -> None: """The mapping provider can retry generating an MXID if the MXID is already in use.""" - auth_handler = self.hs.get_auth_handler() - auth_handler.complete_sso_login = simple_async_mock() - store = self.hs.get_datastores().main self.get_success( store.register_user(user_id="@test_user:test", password_hash=None) @@ -1011,19 +960,20 @@ class OidcHandlerTestCase(HomeserverTestCase): "sub": "test", "username": "test_user", } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) # test_user is already taken, so test_user1 gets registered instead. - auth_handler.complete_sso_login.assert_called_once_with( + self.complete_sso_login.assert_called_once_with( "@test_user1:test", - "oidc", - ANY, + self.provider.idp_id, + request, ANY, None, new_user=True, auth_provider_session_id=None, ) - auth_handler.complete_sso_login.reset_mock() + self.reset_mocks() # Register all of the potential mxids for a particular OIDC username. self.get_success( @@ -1039,8 +989,9 @@ class OidcHandlerTestCase(HomeserverTestCase): "sub": "tester", "username": "tester", } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_not_called() + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_not_called() self.assertRenderedError( "mapping_error", "Unable to generate a Matrix ID from the SSO response" ) @@ -1052,7 +1003,8 @@ class OidcHandlerTestCase(HomeserverTestCase): "sub": "tester", "username": "", } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) self.assertRenderedError("mapping_error", "localpart is invalid: ") @override_config( @@ -1071,7 +1023,8 @@ class OidcHandlerTestCase(HomeserverTestCase): "sub": "tester", "username": None, } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) self.assertRenderedError("mapping_error", "localpart is invalid: ") @override_config( @@ -1084,16 +1037,14 @@ class OidcHandlerTestCase(HomeserverTestCase): ) def test_attribute_requirements(self) -> None: """The required attributes must be met from the OIDC userinfo response.""" - auth_handler = self.hs.get_auth_handler() - auth_handler.complete_sso_login = simple_async_mock() - # userinfo lacking "test": "foobar" attribute should fail. userinfo = { "sub": "tester", "username": "tester", } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_not_called() + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_not_called() # userinfo with "test": "foobar" attribute should succeed. userinfo = { @@ -1101,13 +1052,14 @@ class OidcHandlerTestCase(HomeserverTestCase): "username": "tester", "test": "foobar", } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) # check that the auth handler got called as expected - auth_handler.complete_sso_login.assert_called_once_with( + self.complete_sso_login.assert_called_once_with( "@tester:test", - "oidc", - ANY, + self.provider.idp_id, + request, ANY, None, new_user=True, @@ -1124,21 +1076,20 @@ class OidcHandlerTestCase(HomeserverTestCase): ) def test_attribute_requirements_contains(self) -> None: """Test that auth succeeds if userinfo attribute CONTAINS required value""" - auth_handler = self.hs.get_auth_handler() - auth_handler.complete_sso_login = simple_async_mock() # userinfo with "test": ["foobar", "foo", "bar"] attribute should succeed. userinfo = { "sub": "tester", "username": "tester", "test": ["foobar", "foo", "bar"], } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) # check that the auth handler got called as expected - auth_handler.complete_sso_login.assert_called_once_with( + self.complete_sso_login.assert_called_once_with( "@tester:test", - "oidc", - ANY, + self.provider.idp_id, + request, ANY, None, new_user=True, @@ -1158,16 +1109,15 @@ class OidcHandlerTestCase(HomeserverTestCase): Test that auth fails if attributes exist but don't match, or are non-string values. """ - auth_handler = self.hs.get_auth_handler() - auth_handler.complete_sso_login = simple_async_mock() # userinfo with "test": "not_foobar" attribute should fail userinfo: dict = { "sub": "tester", "username": "tester", "test": "not_foobar", } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_not_called() + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_not_called() # userinfo with "test": ["foo", "bar"] attribute should fail userinfo = { @@ -1175,8 +1125,9 @@ class OidcHandlerTestCase(HomeserverTestCase): "username": "tester", "test": ["foo", "bar"], } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_not_called() + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_not_called() # userinfo with "test": False attribute should fail # this is largely just to ensure we don't crash here @@ -1185,8 +1136,9 @@ class OidcHandlerTestCase(HomeserverTestCase): "username": "tester", "test": False, } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_not_called() + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_not_called() # userinfo with "test": None attribute should fail # a value of None breaks the OIDC spec, but it's important to not crash here @@ -1195,8 +1147,9 @@ class OidcHandlerTestCase(HomeserverTestCase): "username": "tester", "test": None, } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_not_called() + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_not_called() # userinfo with "test": 1 attribute should fail # this is largely just to ensure we don't crash here @@ -1205,8 +1158,9 @@ class OidcHandlerTestCase(HomeserverTestCase): "username": "tester", "test": 1, } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_not_called() + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_not_called() # userinfo with "test": 3.14 attribute should fail # this is largely just to ensure we don't crash here @@ -1215,8 +1169,9 @@ class OidcHandlerTestCase(HomeserverTestCase): "username": "tester", "test": 3.14, } - self.get_success(_make_callback_with_userinfo(self.hs, userinfo)) - auth_handler.complete_sso_login.assert_not_called() + request, _ = self.start_authorization(userinfo) + self.get_success(self.handler.handle_oidc_callback(request)) + self.complete_sso_login.assert_not_called() def _generate_oidc_session_token( self, @@ -1230,7 +1185,7 @@ class OidcHandlerTestCase(HomeserverTestCase): return self.handler._macaroon_generator.generate_oidc_session_token( state=state, session_data=OidcSessionData( - idp_id="oidc", + idp_id=self.provider.idp_id, nonce=nonce, client_redirect_url=client_redirect_url, ui_auth_session_id=ui_auth_session_id, @@ -1238,41 +1193,6 @@ class OidcHandlerTestCase(HomeserverTestCase): ) -async def _make_callback_with_userinfo( - hs: HomeServer, userinfo: dict, client_redirect_url: str = "http://client/redirect" -) -> None: - """Mock up an OIDC callback with the given userinfo dict - - We'll pull out the OIDC handler from the homeserver, stub out a couple of methods, - and poke in the userinfo dict as if it were the response to an OIDC userinfo call. - - Args: - hs: the HomeServer impl to send the callback to. - userinfo: the OIDC userinfo dict - client_redirect_url: the URL to redirect to on success. - """ - - handler = hs.get_oidc_handler() - provider = handler._providers["oidc"] - provider._exchange_code = simple_async_mock(return_value={"id_token": ""}) # type: ignore[assignment] - provider._parse_id_token = simple_async_mock(return_value=userinfo) # type: ignore[assignment] - provider._fetch_userinfo = simple_async_mock(return_value=userinfo) # type: ignore[assignment] - - state = "state" - session = handler._macaroon_generator.generate_oidc_session_token( - state=state, - session_data=OidcSessionData( - idp_id="oidc", - nonce="nonce", - client_redirect_url=client_redirect_url, - ui_auth_session_id="", - ), - ) - request = _build_callback_request("code", state, session) - - await handler.handle_oidc_callback(request) - - def _build_callback_request( code: str, state: str, |