From 1b17d1a106604ddf1d8b97d499db8de1dc0651b5 Mon Sep 17 00:00:00 2001 From: Luke Barnard Date: Thu, 20 Oct 2016 11:43:05 +0100 Subject: [PATCH] Use real AS object by passing it through the requester This means synapse does not have to check if the AS is interested, but instead it effectively re-uses what it already knew about the requesting user --- synapse/api/auth.py | 14 +++++++------- synapse/handlers/_base.py | 11 +++-------- synapse/types.py | 8 +++++--- 3 files changed, 15 insertions(+), 18 deletions(-) diff --git a/synapse/api/auth.py b/synapse/api/auth.py index 1b3b55d51..c0bd0890f 100644 --- a/synapse/api/auth.py +++ b/synapse/api/auth.py @@ -603,10 +603,10 @@ class Auth(object): """ # Can optionally look elsewhere in the request (e.g. headers) try: - user_id = yield self._get_appservice_user_id(request) + user_id, as_user = yield self._get_appservice_user_id(request) if user_id: request.authenticated_entity = user_id - defer.returnValue(synapse.types.create_requester(user_id)) + defer.returnValue(synapse.types.create_requester(user_id, as_user=as_user)) access_token = get_access_token_from_request( request, self.TOKEN_NOT_FOUND_HTTP_STATUS @@ -644,7 +644,7 @@ class Auth(object): request.authenticated_entity = user.to_string() defer.returnValue(synapse.types.create_requester( - user, token_id, is_guest, device_id)) + user, token_id, is_guest, device_id, as_user=as_user)) except KeyError: raise AuthError( self.TOKEN_NOT_FOUND_HTTP_STATUS, "Missing access token.", @@ -659,14 +659,14 @@ class Auth(object): ) ) if app_service is None: - defer.returnValue(None) + defer.returnValue((None, None)) if "user_id" not in request.args: - defer.returnValue(app_service.sender) + defer.returnValue((app_service.sender, app_service)) user_id = request.args["user_id"][0] if app_service.sender == user_id: - defer.returnValue(app_service.sender) + defer.returnValue((app_service.sender, app_service)) if not app_service.is_interested_in_user(user_id): raise AuthError( @@ -678,7 +678,7 @@ class Auth(object): 403, "Application service has not registered this user" ) - defer.returnValue(user_id) + defer.returnValue((user_id, app_service)) @defer.inlineCallbacks def get_user_by_access_token(self, token, rights="access"): diff --git a/synapse/handlers/_base.py b/synapse/handlers/_base.py index a377b1225..ba6274621 100644 --- a/synapse/handlers/_base.py +++ b/synapse/handlers/_base.py @@ -65,14 +65,9 @@ class BaseHandler(object): if app_service is not None: return # do not ratelimit app service senders - should_rate_limit = True - - for service in self.store.get_app_services(): - if service.is_interested_in_user(user_id): - should_rate_limit = service.is_rate_limited() - break - - if not should_rate_limit: + if requester.as_user and not requester.as_user.is_rate_limited(): + # do not ratelimit users of which a non-rate-limited AS is + # acting on behalf return allowed, time_allowed = self.ratelimiter.send_message( diff --git a/synapse/types.py b/synapse/types.py index 1694af125..35e05b9c4 100644 --- a/synapse/types.py +++ b/synapse/types.py @@ -19,7 +19,7 @@ from collections import namedtuple Requester = namedtuple("Requester", - ["user", "access_token_id", "is_guest", "device_id"]) + ["user", "access_token_id", "is_guest", "device_id", "as_user"]) """ Represents the user making a request @@ -29,11 +29,12 @@ Attributes: request, or None if it came via the appservice API or similar is_guest (bool): True if the user making this request is a guest user device_id (str|None): device_id which was set at authentication time + as_user (ApplicationService|None): the AS requesting on behalf of the user """ def create_requester(user_id, access_token_id=None, is_guest=False, - device_id=None): + device_id=None, as_user=None): """ Create a new ``Requester`` object @@ -43,13 +44,14 @@ def create_requester(user_id, access_token_id=None, is_guest=False, request, or None if it came via the appservice API or similar is_guest (bool): True if the user making this request is a guest user device_id (str|None): device_id which was set at authentication time + as_user (ApplicationService|None): the AS requesting on behalf of the user Returns: Requester """ if not isinstance(user_id, UserID): user_id = UserID.from_string(user_id) - return Requester(user_id, access_token_id, is_guest, device_id) + return Requester(user_id, access_token_id, is_guest, device_id, as_user) def get_domain_from_id(string):