From b1580f50fea05ce02dc4663adb23704b33e30bf3 Mon Sep 17 00:00:00 2001 From: Matthew Hodgson Date: Tue, 28 Aug 2018 23:25:58 +0100 Subject: [PATCH] don't return non-LL-member state in incremental sync state blocks (#3760) don't return non-LL-member state in incremental sync state blocks --- changelog.d/3760.bugfix | 1 + synapse/handlers/sync.py | 9 ++++++++- 2 files changed, 9 insertions(+), 1 deletion(-) create mode 100644 changelog.d/3760.bugfix diff --git a/changelog.d/3760.bugfix b/changelog.d/3760.bugfix new file mode 100644 index 0000000000..ce61fb8a2b --- /dev/null +++ b/changelog.d/3760.bugfix @@ -0,0 +1 @@ +Don't return non-LL-member state in incremental sync state blocks diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py index 648debc8aa..ef20c2296c 100644 --- a/synapse/handlers/sync.py +++ b/synapse/handlers/sync.py @@ -745,9 +745,16 @@ class SyncHandler(object): state_ids = {} if lazy_load_members: if types: + # We're returning an incremental sync, with no "gap" since + # the previous sync, so normally there would be no state to return + # But we're lazy-loading, so the client might need some more + # member events to understand the events in this timeline. + # So we fish out all the member events corresponding to the + # timeline here, and then dedupe any redundant ones below. + state_ids = yield self.store.get_state_ids_for_event( batch.events[0].event_id, types=types, - filtered_types=filtered_types, + filtered_types=None, # we only want members! ) if lazy_load_members and not include_redundant_members: