From cafb8de132999507e9b05c751fbb32d199e7de50 Mon Sep 17 00:00:00 2001 From: Jeremy Cline Date: Sat, 30 Sep 2017 11:22:37 -0400 Subject: [PATCH] Unfreeze event before serializing with ujson In newer versions of https://github.com/esnme/ultrajson, ujson does not serialize frozendicts (introduced in esnme/ultrajson@53f85b1). Although the PyPI version is still 1.35, Fedora ships with a build from commit esnme/ultrajson@2f1d487. This causes the serialization to fail if the distribution-provided package is used. This runs the event through the unfreeze utility before serializing it. Thanks to @ignatenkobrain for tracking down the root cause. fixes #2351 Signed-off-by: Jeremy Cline --- synapse/handlers/message.py | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py index be4f123c5..fe9d8848b 100644 --- a/synapse/handlers/message.py +++ b/synapse/handlers/message.py @@ -26,6 +26,7 @@ from synapse.types import ( from synapse.util.async import run_on_reactor, ReadWriteLock, Limiter from synapse.util.logcontext import preserve_fn from synapse.util.metrics import measure_func +from synapse.util.frozenutils import unfreeze from synapse.visibility import filter_events_for_client from ._base import BaseHandler @@ -503,7 +504,7 @@ class MessageHandler(BaseHandler): # Ensure that we can round trip before trying to persist in db try: - dump = ujson.dumps(event.content) + dump = ujson.dumps(unfreeze(event.content)) ujson.loads(dump) except: logger.exception("Failed to encode content: %r", event.content)