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Add RoomInfo cache, remove RoomServerRoomNIDsCache (#1646)

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* Add RoomInfo cache, remove RoomServerRoomNID cache, ensure caches are thread-safe

* Don't panic if the roomInfo isn't known yet

* LRU package is already threadsafe

* Use RoomInfo cache to find room version if possible in Events()

* Adding comments about RoomInfoCache safety
This commit is contained in:
Neil Alexander 2020-12-16 12:15:12 +00:00 • committed by GitHub
parent 9057143033
commit b891c00b09
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6 changed files with 88 additions and 41 deletions
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7
roomserver/storage/shared/latest_events_updater.go
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@ -105,6 +105,13 @@ func (u *LatestEventsUpdater) SetLatestEvents(
if err := u.d.RoomsTable.UpdateLatestEventNIDs(u.ctx, txn, roomNID, eventNIDs, lastEventNIDSent, currentStateSnapshotNID); err != nil {
return fmt.Errorf("u.d.RoomsTable.updateLatestEventNIDs: %w", err)
}
if roomID, ok := u.d.Cache.GetRoomServerRoomID(roomNID); ok {
if roomInfo, ok := u.d.Cache.GetRoomInfo(roomID); ok {
roomInfo.StateSnapshotNID = currentStateSnapshotNID
roomInfo.IsStub = false
u.d.Cache.StoreRoomInfo(roomID, roomInfo)
}
}
return nil
})
}