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Merge pull request #2159 from matrix-org/erikj/reduce_join_cache_size
Reduce size of joined_user cache
This commit is contained in:
commit
22f935ab7c
4 changed files with 42 additions and 10 deletions
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@ -87,7 +87,11 @@ class BulkPushRuleEvaluator:
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condition_cache = {}
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for uid, rules in self.rules_by_user.items():
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display_name = room_members.get(uid, {}).get("display_name", None)
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display_name = None
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profile_info = room_members.get(uid)
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if profile_info:
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display_name = profile_info.display_name
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if not display_name:
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# Handle the case where we are pushing a membership event to
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# that user, as they might not be already joined.
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@ -406,7 +406,13 @@ class JoinedRoomMemberListRestServlet(ClientV1RestServlet):
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users_with_profile = yield self.state.get_current_user_in_room(room_id)
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defer.returnValue((200, {
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"joined": users_with_profile
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"joined": {
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user_id: {
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"avatar_url": profile.avatar_url,
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"display_name": profile.display_name,
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}
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for user_id, profile in users_with_profile.iteritems()
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}
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}))
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@ -19,6 +19,7 @@ from collections import namedtuple
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from ._base import SQLBaseStore
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from synapse.util.caches.descriptors import cached, cachedInlineCallbacks
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from synapse.util.stringutils import to_ascii
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from synapse.api.constants import Membership, EventTypes
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from synapse.types import get_domain_from_id
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@ -35,6 +36,13 @@ RoomsForUser = namedtuple(
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)
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# We store this using a namedtuple so that we save about 3x space over using a
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# dict.
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ProfileInfo = namedtuple(
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"ProfileInfo", ("avatar_url", "display_name")
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)
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_MEMBERSHIP_PROFILE_UPDATE_NAME = "room_membership_profile_update"
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@ -422,20 +430,20 @@ class RoomMemberStore(SQLBaseStore):
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)
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users_in_room = {
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row["user_id"]: {
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"display_name": row["display_name"],
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"avatar_url": row["avatar_url"],
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}
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to_ascii(row["user_id"]): ProfileInfo(
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avatar_url=to_ascii(row["avatar_url"]),
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display_name=to_ascii(row["display_name"]),
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)
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for row in rows
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}
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if event is not None and event.type == EventTypes.Member:
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if event.membership == Membership.JOIN:
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if event.event_id in member_event_ids:
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users_in_room[event.state_key] = {
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"display_name": event.content.get("displayname", None),
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"avatar_url": event.content.get("avatar_url", None),
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}
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users_in_room[to_ascii(event.state_key)] = ProfileInfo(
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display_name=to_ascii(event.content.get("displayname", None)),
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avatar_url=to_ascii(event.content.get("avatar_url", None)),
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)
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defer.returnValue(users_in_room)
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@ -40,3 +40,17 @@ def is_ascii(s):
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return False
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else:
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return True
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def to_ascii(s):
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"""Converts a string to ascii if it is ascii, otherwise leave it alone.
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If given None then will return None.
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"""
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if s is None:
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return None
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try:
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return s.encode("ascii")
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except UnicodeEncodeError:
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return s
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