From 576b71dd3d7139ae246b900fea4533d813f38a2a Mon Sep 17 00:00:00 2001 From: Krombel Date: Mon, 30 Apr 2018 14:29:48 +0200 Subject: [PATCH] add guard for None on purge_history api --- synapse/rest/client/v1/admin.py | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/synapse/rest/client/v1/admin.py b/synapse/rest/client/v1/admin.py index 303419d28..efd5c9873 100644 --- a/synapse/rest/client/v1/admin.py +++ b/synapse/rest/client/v1/admin.py @@ -168,11 +168,24 @@ class PurgeHistoryRestServlet(ClientV1RestServlet): yield self.store.find_first_stream_ordering_after_ts(ts) ) - (_, depth, _) = ( + room_event_after_stream_ordering = ( yield self.store.get_room_event_after_stream_ordering( room_id, stream_ordering, ) ) + if room_event_after_stream_ordering: + (_, depth, _) = room_event_after_stream_ordering + else: + logger.warn( + "[purge] purging events not possible: No event found " + "(received_ts %i => stream_ordering %i)", + ts, stream_ordering, + ) + raise SynapseError( + 404, + "there is no event to be purged", + errcode=Codes.NOT_FOUND, + ) logger.info( "[purge] purging up to depth %i (received_ts %i => " "stream_ordering %i)",