From e0992fcc5be9e850a5007d1d09fea79bea949cf6 Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Thu, 30 Jan 2020 17:55:34 +0000
Subject: [PATCH] Log when we delete room in bg update (#6816)
---
changelog.d/6816.misc | 1 +
synapse/storage/data_stores/main/state.py | 2 ++
2 files changed, 3 insertions(+)
create mode 100644 changelog.d/6816.misc
diff --git a/changelog.d/6816.misc b/changelog.d/6816.misc
new file mode 100644
index 0000000000..a77ba1d7a5
--- /dev/null
+++ b/changelog.d/6816.misc
@@ -0,0 +1 @@
+Add background update to clean out left rooms from current state.
diff --git a/synapse/storage/data_stores/main/state.py b/synapse/storage/data_stores/main/state.py
index 9b6f68e777..4167f83c9b 100644
--- a/synapse/storage/data_stores/main/state.py
+++ b/synapse/storage/data_stores/main/state.py
@@ -365,6 +365,8 @@ class MainStateBackgroundUpdateStore(RoomMemberWorkerStore):
left_rooms = set(room_ids) - joined_room_ids
+ logger.info("Deleting current state left rooms: %r", left_rooms)
+
# First we get all users that we still think were joined to the
# room. This is so that we can mark those device lists as
# potentially stale, since there may have been a period where the
--
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