From bd91857028e0b7adf046a379a0eee030a92c1249 Mon Sep 17 00:00:00 2001 From: Richard van der Hoff Date: Sat, 30 Dec 2017 18:40:19 +0000 Subject: [PATCH] Check missing fields in event_from_pdu_json Return a 400 rather than a 500 when somebody messes up their send_join --- synapse/federation/federation_base.py | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/synapse/federation/federation_base.py b/synapse/federation/federation_base.py index 6476cea89..7918d3e44 100644 --- a/synapse/federation/federation_base.py +++ b/synapse/federation/federation_base.py @@ -18,6 +18,7 @@ from synapse.api.errors import SynapseError from synapse.crypto.event_signing import check_event_content_hash from synapse.events import FrozenEvent from synapse.events.utils import prune_event +from synapse.http.servlet import assert_params_in_request from synapse.util import unwrapFirstError, logcontext from twisted.internet import defer @@ -181,7 +182,13 @@ def event_from_pdu_json(pdu_json, outlier=False): Returns: FrozenEvent + + Raises: + SynapseError: if the pdu is missing required fields """ + # we could probably enforce a bunch of other fields here (room_id, sender, + # origin, etc etc) + assert_params_in_request(pdu_json, ('event_id', 'type')) event = FrozenEvent( pdu_json )