forked-synapse/synapse/storage/roommember.py
Erik Johnston d5accec2e5
Speed up sliding sync by avoiding copies (#17670)
We ended up spending ~10% CPU creating a new dictionary and
`_RoomMembershipForUser`, so let's avoid creating new dicts and copying
by returning `newly_joined`, `newly_left` and `is_dm` as sets directly.

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Co-authored-by: Eric Eastwood <eric.eastwood@beta.gouv.fr>
2024-09-06 11:12:29 +01:00

89 lines
2.6 KiB
Python

#
# This file is licensed under the Affero General Public License (AGPL) version 3.
#
# Copyright 2014-2016 OpenMarket Ltd
# Copyright (C) 2023 New Vector, Ltd
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# See the GNU Affero General Public License for more details:
# <https://www.gnu.org/licenses/agpl-3.0.html>.
#
# Originally licensed under the Apache License, Version 2.0:
# <http://www.apache.org/licenses/LICENSE-2.0>.
#
# [This file includes modifications made by New Vector Limited]
#
#
import logging
from typing import List, Optional, Tuple
import attr
from synapse.types import PersistedEventPosition
logger = logging.getLogger(__name__)
@attr.s(slots=True, frozen=True, weakref_slot=False, auto_attribs=True)
class RoomsForUser:
room_id: str
sender: str
membership: str
event_id: str
event_pos: PersistedEventPosition
room_version_id: str
@attr.s(slots=True, frozen=True, weakref_slot=False, auto_attribs=True)
class RoomsForUserSlidingSync:
room_id: str
sender: Optional[str]
membership: str
event_id: Optional[str]
event_pos: PersistedEventPosition
room_version_id: str
room_type: Optional[str]
is_encrypted: bool
@attr.s(slots=True, frozen=True, weakref_slot=False, auto_attribs=True)
class RoomsForUserStateReset:
"""A version of `RoomsForUser` that supports optional sender and event ID
fields, to handle state resets. State resets can affect room membership
without a corresponding event so that information isn't always available."""
room_id: str
sender: Optional[str]
membership: str
event_id: Optional[str]
event_pos: PersistedEventPosition
room_version_id: str
@attr.s(slots=True, frozen=True, weakref_slot=False, auto_attribs=True)
class GetRoomsForUserWithStreamOrdering:
room_id: str
event_pos: PersistedEventPosition
@attr.s(slots=True, frozen=True, weakref_slot=False, auto_attribs=True)
class ProfileInfo:
avatar_url: Optional[str]
display_name: Optional[str]
# TODO This is used as a cached value and is mutable.
@attr.s(slots=True, frozen=True, weakref_slot=False, auto_attribs=True)
class MemberSummary:
# A truncated list of (user_id, event_id) tuples for users of a given
# membership type, suitable for use in calculating heroes for a room.
members: List[Tuple[str, str]]
# The total number of users of a given membership type.
count: int