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Improve caching for read_marker API
We add a new storage function to get a paritcular type of room account data. This allows us to prefill the cache when updating that acount data.
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@ -41,9 +41,9 @@ class ReadMarkerHandler(BaseHandler):
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"""
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"""
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with (yield self.read_marker_linearizer.queue((room_id, user_id))):
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with (yield self.read_marker_linearizer.queue((room_id, user_id))):
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account_data = yield self.store.get_account_data_for_room(user_id, room_id)
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existing_read_marker = yield self.store.get_account_data_for_room_and_type(
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user_id, room_id, "m.fully_read",
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existing_read_marker = account_data.get("m.fully_read", None)
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)
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should_update = True
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should_update = True
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@ -57,6 +57,9 @@ class SlavedAccountDataStore(TagsWorkerStore, AccountDataWorkerStore, BaseSlaved
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)
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)
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self.get_account_data_for_user.invalidate((row.user_id,))
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self.get_account_data_for_user.invalidate((row.user_id,))
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self.get_account_data_for_room.invalidate((row.user_id, row.room_id,))
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self.get_account_data_for_room.invalidate((row.user_id, row.room_id,))
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self.get_account_data_for_room_and_type.invalidate(
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(row.user_id, row.room_id, row.account_data_type,),
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)
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self._account_data_stream_cache.entity_has_changed(
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self._account_data_stream_cache.entity_has_changed(
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row.user_id, token
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row.user_id, token
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)
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)
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@ -157,6 +157,38 @@ class AccountDataWorkerStore(SQLBaseStore):
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"get_account_data_for_room", get_account_data_for_room_txn
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"get_account_data_for_room", get_account_data_for_room_txn
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)
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)
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@cached(num_args=3, max_entries=5000)
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def get_account_data_for_room_and_type(self, user_id, room_id, account_data_type):
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"""Get all the client account_data for a user for a room.
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Args:
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user_id(str): The user to get the account_data for.
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room_id(str): The room to get the account_data for.
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account_data_type (str): The account data type to get.
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Returns:
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A deferred dict of the room account_data for that type, or None if
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there isn't any set.
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"""
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def get_account_data_for_room_and_type_txn(txn):
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content_json = self._simple_select_one_onecol_txn(
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txn,
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table="room_account_data",
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keyvalues={
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"user_id": user_id,
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"room_id": room_id,
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"account_data_type": account_data_type,
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},
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retcol="content",
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allow_none=True
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)
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return json.loads(content_json) if content_json else None
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return self.runInteraction(
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"get_account_data_for_room_and_type",
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get_account_data_for_room_and_type_txn,
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)
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def get_all_updated_account_data(self, last_global_id, last_room_id,
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def get_all_updated_account_data(self, last_global_id, last_room_id,
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current_id, limit):
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current_id, limit):
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"""Get all the client account_data that has changed on the server
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"""Get all the client account_data that has changed on the server
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@ -312,6 +344,9 @@ class AccountDataStore(AccountDataWorkerStore):
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self._account_data_stream_cache.entity_has_changed(user_id, next_id)
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self._account_data_stream_cache.entity_has_changed(user_id, next_id)
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self.get_account_data_for_user.invalidate((user_id,))
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self.get_account_data_for_user.invalidate((user_id,))
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self.get_account_data_for_room.invalidate((user_id, room_id,))
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self.get_account_data_for_room.invalidate((user_id, room_id,))
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self.get_account_data_for_room_and_type.prefill(
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(user_id, room_id, account_data_type,), content,
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)
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result = self._account_data_id_gen.get_current_token()
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result = self._account_data_id_gen.get_current_token()
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defer.returnValue(result)
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defer.returnValue(result)
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