diff options
Diffstat (limited to 'synapse/handlers/sso.py')
| -rw-r--r-- | synapse/handlers/sso.py | 52 |
1 files changed, 44 insertions, 8 deletions
diff --git a/synapse/handlers/sso.py b/synapse/handlers/sso.py index ff4750999a..d7ca2918f8 100644 --- a/synapse/handlers/sso.py +++ b/synapse/handlers/sso.py @@ -14,7 +14,16 @@ # limitations under the License. import abc import logging -from typing import TYPE_CHECKING, Awaitable, Callable, Dict, List, Mapping, Optional +from typing import ( + TYPE_CHECKING, + Awaitable, + Callable, + Dict, + Iterable, + Mapping, + Optional, + Set, +) from urllib.parse import urlencode import attr @@ -29,7 +38,7 @@ from synapse.handlers.ui_auth import UIAuthSessionDataConstants from synapse.http import get_request_user_agent from synapse.http.server import respond_with_html, respond_with_redirect from synapse.http.site import SynapseRequest -from synapse.types import JsonDict, UserID, contains_invalid_mxid_characters +from synapse.types import Collection, JsonDict, UserID, contains_invalid_mxid_characters from synapse.util.async_helpers import Linearizer from synapse.util.stringutils import random_string @@ -115,7 +124,7 @@ class UserAttributes: # enter one. localpart = attr.ib(type=Optional[str]) display_name = attr.ib(type=Optional[str], default=None) - emails = attr.ib(type=List[str], default=attr.Factory(list)) + emails = attr.ib(type=Collection[str], default=attr.Factory(list)) @attr.s(slots=True) @@ -130,7 +139,7 @@ class UsernameMappingSession: # attributes returned by the ID mapper display_name = attr.ib(type=Optional[str]) - emails = attr.ib(type=List[str]) + emails = attr.ib(type=Collection[str]) # An optional dictionary of extra attributes to be provided to the client in the # login response. @@ -144,6 +153,8 @@ class UsernameMappingSession: # choices made by the user chosen_localpart = attr.ib(type=Optional[str], default=None) + use_display_name = attr.ib(type=bool, default=True) + emails_to_use = attr.ib(type=Collection[str], default=()) # the HTTP cookie used to track the mapping session id @@ -710,7 +721,12 @@ class SsoHandler: return not user_infos async def handle_submit_username_request( - self, request: SynapseRequest, localpart: str, session_id: str + self, + request: SynapseRequest, + session_id: str, + localpart: str, + use_display_name: bool, + emails_to_use: Iterable[str], ) -> None: """Handle a request to the username-picker 'submit' endpoint @@ -720,11 +736,30 @@ class SsoHandler: request: HTTP request localpart: localpart requested by the user session_id: ID of the username mapping session, extracted from a cookie + use_display_name: whether the user wants to use the suggested display name + emails_to_use: emails that the user would like to use """ session = self.get_mapping_session(session_id) # update the session with the user's choices session.chosen_localpart = localpart + session.use_display_name = use_display_name + + emails_from_idp = set(session.emails) + filtered_emails = set() # type: Set[str] + + # we iterate through the list rather than just building a set conjunction, so + # that we can log attempts to use unknown addresses + for email in emails_to_use: + if email in emails_from_idp: + filtered_emails.add(email) + else: + logger.warning( + "[session %s] ignoring user request to use unknown email address %r", + session_id, + email, + ) + session.emails_to_use = filtered_emails # we're done; now we can register the user respond_with_redirect(request, b"/_synapse/client/sso_register") @@ -747,11 +782,12 @@ class SsoHandler: ) attributes = UserAttributes( - localpart=session.chosen_localpart, - display_name=session.display_name, - emails=session.emails, + localpart=session.chosen_localpart, emails=session.emails_to_use, ) + if session.use_display_name: + attributes.display_name = session.display_name + # the following will raise a 400 error if the username has been taken in the # meantime. user_id = await self._register_mapped_user( |