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Merge pull request #2903 from matrix-org/erikj/split_roommember_store

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Split out RoomMemberStore
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Erik Johnston 2018-02-27 11:32:10 +00:00 committed by GitHub
commit 2311189ee4
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2 changed files with 187 additions and 207 deletions
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33
synapse/replication/slave/storage/events.py
View File

@ -20,7 +20,7 @@ from synapse.storage import DataStore
from synapse.storage.event_federation import EventFederationStore
from synapse.storage.event_push_actions import EventPushActionsWorkerStore
from synapse.storage.events_worker import EventsWorkerStore
from synapse.storage.roommember import RoomMemberStore
from synapse.storage.roommember import RoomMemberWorkerStore
from synapse.storage.state import StateGroupWorkerStore
from synapse.storage.stream import StreamStore
from synapse.storage.signatures import SignatureStore
@ -40,8 +40,9 @@ logger = logging.getLogger(__name__)
# the method descriptor on the DataStore and chuck them into our class.
class SlavedEventStore(EventPushActionsWorkerStore, EventsWorkerStore,
StateGroupWorkerStore, BaseSlavedStore):
class SlavedEventStore(RoomMemberWorkerStore, EventPushActionsWorkerStore,
EventsWorkerStore, StateGroupWorkerStore,
BaseSlavedStore):
def __init__(self, db_conn, hs):
super(SlavedEventStore, self).__init__(db_conn, hs)
@ -71,27 +72,15 @@ class SlavedEventStore(EventPushActionsWorkerStore, EventsWorkerStore,
# Cached functions can't be accessed through a class instance so we need
# to reach inside the __dict__ to extract them.
get_rooms_for_user = RoomMemberStore.__dict__["get_rooms_for_user"]
get_users_in_room = RoomMemberStore.__dict__["get_users_in_room"]
get_hosts_in_room = RoomMemberStore.__dict__["get_hosts_in_room"]
get_users_who_share_room_with_user = (
RoomMemberStore.__dict__["get_users_who_share_room_with_user"]
)
get_latest_event_ids_in_room = EventFederationStore.__dict__[
"get_latest_event_ids_in_room"
]
get_invited_rooms_for_user = RoomMemberStore.__dict__[
"get_invited_rooms_for_user"
]
get_recent_event_ids_for_room = (
StreamStore.__dict__["get_recent_event_ids_for_room"]
)
_get_joined_hosts_cache = RoomMemberStore.__dict__["_get_joined_hosts_cache"]
has_room_changed_since = DataStore.has_room_changed_since.__func__
get_rooms_for_user_where_membership_is = (
DataStore.get_rooms_for_user_where_membership_is.__func__
)
get_membership_changes_for_user = (
DataStore.get_membership_changes_for_user.__func__
)
@ -100,27 +89,15 @@ class SlavedEventStore(EventPushActionsWorkerStore, EventsWorkerStore,
DataStore.get_room_events_stream_for_room.__func__
)
get_events_around = DataStore.get_events_around.__func__
get_joined_users_from_state = DataStore.get_joined_users_from_state.__func__
get_joined_users_from_context = DataStore.get_joined_users_from_context.__func__
_get_joined_users_from_context = (
RoomMemberStore.__dict__["_get_joined_users_from_context"]
)
get_joined_hosts = DataStore.get_joined_hosts.__func__
_get_joined_hosts = RoomMemberStore.__dict__["_get_joined_hosts"]
get_recent_events_for_room = DataStore.get_recent_events_for_room.__func__
get_room_events_stream_for_rooms = (
DataStore.get_room_events_stream_for_rooms.__func__
)
is_host_joined = RoomMemberStore.__dict__["is_host_joined"]
get_stream_token_for_event = DataStore.get_stream_token_for_event.__func__
_set_before_and_after = staticmethod(DataStore._set_before_and_after)
_get_rooms_for_user_where_membership_is_txn = (
DataStore._get_rooms_for_user_where_membership_is_txn.__func__
)
_get_events_around_txn = DataStore._get_events_around_txn.__func__
get_backfill_events = DataStore.get_backfill_events.__func__

361
synapse/storage/roommember.py
View File

@ -1,5 +1,6 @@
# -*- coding: utf-8 -*-
# Copyright 2014-2016 OpenMarket Ltd
# Copyright 2018 New Vector Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
@ -17,7 +18,7 @@ from twisted.internet import defer
from collections import namedtuple
from ._base import SQLBaseStore
from synapse.storage.events import EventsWorkerStore
from synapse.util.async import Linearizer
from synapse.util.caches import intern_string
from synapse.util.caches.descriptors import cached, cachedInlineCallbacks
@ -48,97 +49,7 @@ ProfileInfo = namedtuple(
_MEMBERSHIP_PROFILE_UPDATE_NAME = "room_membership_profile_update"
class RoomMemberStore(SQLBaseStore):
def __init__(self, db_conn, hs):
super(RoomMemberStore, self).__init__(db_conn, hs)
self.register_background_update_handler(
_MEMBERSHIP_PROFILE_UPDATE_NAME, self._background_add_membership_profile
)
def _store_room_members_txn(self, txn, events, backfilled):
"""Store a room member in the database.
"""
self._simple_insert_many_txn(
txn,
table="room_memberships",
values=[
{
"event_id": event.event_id,
"user_id": event.state_key,
"sender": event.user_id,
"room_id": event.room_id,
"membership": event.membership,
"display_name": event.content.get("displayname", None),
"avatar_url": event.content.get("avatar_url", None),
}
for event in events
]
)
for event in events:
txn.call_after(
self._membership_stream_cache.entity_has_changed,
event.state_key, event.internal_metadata.stream_ordering
)
txn.call_after(
self.get_invited_rooms_for_user.invalidate, (event.state_key,)
)
# We update the local_invites table only if the event is "current",
# i.e., its something that has just happened.
# The only current event that can also be an outlier is if its an
# invite that has come in across federation.
is_new_state = not backfilled and (
not event.internal_metadata.is_outlier()
or event.internal_metadata.is_invite_from_remote()
)
is_mine = self.hs.is_mine_id(event.state_key)
if is_new_state and is_mine:
if event.membership == Membership.INVITE:
self._simple_insert_txn(
txn,
table="local_invites",
values={
"event_id": event.event_id,
"invitee": event.state_key,
"inviter": event.sender,
"room_id": event.room_id,
"stream_id": event.internal_metadata.stream_ordering,
}
)
else:
sql = (
"UPDATE local_invites SET stream_id = ?, replaced_by = ? WHERE"
" room_id = ? AND invitee = ? AND locally_rejected is NULL"
" AND replaced_by is NULL"
)
txn.execute(sql, (
event.internal_metadata.stream_ordering,
event.event_id,
event.room_id,
event.state_key,
))
@defer.inlineCallbacks
def locally_reject_invite(self, user_id, room_id):
sql = (
"UPDATE local_invites SET stream_id = ?, locally_rejected = ? WHERE"
" room_id = ? AND invitee = ? AND locally_rejected is NULL"
" AND replaced_by is NULL"
)
def f(txn, stream_ordering):
txn.execute(sql, (
stream_ordering,
True,
room_id,
user_id,
))
with self._stream_id_gen.get_next() as stream_ordering:
yield self.runInteraction("locally_reject_invite", f, stream_ordering)
class RoomMemberWorkerStore(EventsWorkerStore):
@cachedInlineCallbacks(max_entries=100000, iterable=True, cache_context=True)
def get_hosts_in_room(self, room_id, cache_context):
"""Returns the set of all hosts currently in the room
@ -295,89 +206,6 @@ class RoomMemberStore(SQLBaseStore):
defer.returnValue(user_who_share_room)
def forget(self, user_id, room_id):
"""Indicate that user_id wishes to discard history for room_id."""
def f(txn):
sql = (
"UPDATE"
" room_memberships"
" SET"
" forgotten = 1"
" WHERE"
" user_id = ?"
" AND"
" room_id = ?"
)
txn.execute(sql, (user_id, room_id))
txn.call_after(self.was_forgotten_at.invalidate_all)
txn.call_after(self.did_forget.invalidate, (user_id, room_id))
self._invalidate_cache_and_stream(
txn, self.who_forgot_in_room, (room_id,)
)
return self.runInteraction("forget_membership", f)
@cachedInlineCallbacks(num_args=2)
def did_forget(self, user_id, room_id):
"""Returns whether user_id has elected to discard history for room_id.
Returns False if they have since re-joined."""
def f(txn):
sql = (
"SELECT"
" COUNT(*)"
" FROM"
" room_memberships"
" WHERE"
" user_id = ?"
" AND"
" room_id = ?"
" AND"
" forgotten = 0"
)
txn.execute(sql, (user_id, room_id))
rows = txn.fetchall()
return rows[0][0]
count = yield self.runInteraction("did_forget_membership", f)
defer.returnValue(count == 0)
@cachedInlineCallbacks(num_args=3)
def was_forgotten_at(self, user_id, room_id, event_id):
"""Returns whether user_id has elected to discard history for room_id at
event_id.
event_id must be a membership event."""
def f(txn):
sql = (
"SELECT"
" forgotten"
" FROM"
" room_memberships"
" WHERE"
" user_id = ?"
" AND"
" room_id = ?"
" AND"
" event_id = ?"
)
txn.execute(sql, (user_id, room_id, event_id))
rows = txn.fetchall()
return rows[0][0]
forgot = yield self.runInteraction("did_forget_membership_at", f)
defer.returnValue(forgot == 1)
@cached()
def who_forgot_in_room(self, room_id):
return self._simple_select_list(
table="room_memberships",
retcols=("user_id", "event_id"),
keyvalues={
"room_id": room_id,
"forgotten": 1,
},
desc="who_forgot"
)
def get_joined_users_from_context(self, event, context):
state_group = context.state_group
if not state_group:
@ -600,6 +428,185 @@ class RoomMemberStore(SQLBaseStore):
defer.returnValue(joined_hosts)
@cached(max_entries=10000, iterable=True)
def _get_joined_hosts_cache(self, room_id):
return _JoinedHostsCache(self, room_id)
class RoomMemberStore(RoomMemberWorkerStore):
def __init__(self, db_conn, hs):
super(RoomMemberStore, self).__init__(db_conn, hs)
self.register_background_update_handler(
_MEMBERSHIP_PROFILE_UPDATE_NAME, self._background_add_membership_profile
)
def _store_room_members_txn(self, txn, events, backfilled):
"""Store a room member in the database.
"""
self._simple_insert_many_txn(
txn,
table="room_memberships",
values=[
{
"event_id": event.event_id,
"user_id": event.state_key,
"sender": event.user_id,
"room_id": event.room_id,
"membership": event.membership,
"display_name": event.content.get("displayname", None),
"avatar_url": event.content.get("avatar_url", None),
}
for event in events
]
)
for event in events:
txn.call_after(
self._membership_stream_cache.entity_has_changed,
event.state_key, event.internal_metadata.stream_ordering
)
txn.call_after(
self.get_invited_rooms_for_user.invalidate, (event.state_key,)
)
# We update the local_invites table only if the event is "current",
# i.e., its something that has just happened.
# The only current event that can also be an outlier is if its an
# invite that has come in across federation.
is_new_state = not backfilled and (
not event.internal_metadata.is_outlier()
or event.internal_metadata.is_invite_from_remote()
)
is_mine = self.hs.is_mine_id(event.state_key)
if is_new_state and is_mine:
if event.membership == Membership.INVITE:
self._simple_insert_txn(
txn,
table="local_invites",
values={
"event_id": event.event_id,
"invitee": event.state_key,
"inviter": event.sender,
"room_id": event.room_id,
"stream_id": event.internal_metadata.stream_ordering,
}
)
else:
sql = (
"UPDATE local_invites SET stream_id = ?, replaced_by = ? WHERE"
" room_id = ? AND invitee = ? AND locally_rejected is NULL"
" AND replaced_by is NULL"
)
txn.execute(sql, (
event.internal_metadata.stream_ordering,
event.event_id,
event.room_id,
event.state_key,
))
@defer.inlineCallbacks
def locally_reject_invite(self, user_id, room_id):
sql = (
"UPDATE local_invites SET stream_id = ?, locally_rejected = ? WHERE"
" room_id = ? AND invitee = ? AND locally_rejected is NULL"
" AND replaced_by is NULL"
)
def f(txn, stream_ordering):
txn.execute(sql, (
stream_ordering,
True,
room_id,
user_id,
))
with self._stream_id_gen.get_next() as stream_ordering:
yield self.runInteraction("locally_reject_invite", f, stream_ordering)
def forget(self, user_id, room_id):
"""Indicate that user_id wishes to discard history for room_id."""
def f(txn):
sql = (
"UPDATE"
" room_memberships"
" SET"
" forgotten = 1"
" WHERE"
" user_id = ?"
" AND"
" room_id = ?"
)
txn.execute(sql, (user_id, room_id))
txn.call_after(self.was_forgotten_at.invalidate_all)
txn.call_after(self.did_forget.invalidate, (user_id, room_id))
self._invalidate_cache_and_stream(
txn, self.who_forgot_in_room, (room_id,)
)
return self.runInteraction("forget_membership", f)
@cachedInlineCallbacks(num_args=2)
def did_forget(self, user_id, room_id):
"""Returns whether user_id has elected to discard history for room_id.
Returns False if they have since re-joined."""
def f(txn):
sql = (
"SELECT"
" COUNT(*)"
" FROM"
" room_memberships"
" WHERE"
" user_id = ?"
" AND"
" room_id = ?"
" AND"
" forgotten = 0"
)
txn.execute(sql, (user_id, room_id))
rows = txn.fetchall()
return rows[0][0]
count = yield self.runInteraction("did_forget_membership", f)
defer.returnValue(count == 0)
@cachedInlineCallbacks(num_args=3)
def was_forgotten_at(self, user_id, room_id, event_id):
"""Returns whether user_id has elected to discard history for room_id at
event_id.
event_id must be a membership event."""
def f(txn):
sql = (
"SELECT"
" forgotten"
" FROM"
" room_memberships"
" WHERE"
" user_id = ?"
" AND"
" room_id = ?"
" AND"
" event_id = ?"
)
txn.execute(sql, (user_id, room_id, event_id))
rows = txn.fetchall()
return rows[0][0]
forgot = yield self.runInteraction("did_forget_membership_at", f)
defer.returnValue(forgot == 1)
@cached()
def who_forgot_in_room(self, room_id):
return self._simple_select_list(
table="room_memberships",
retcols=("user_id", "event_id"),
keyvalues={
"room_id": room_id,
"forgotten": 1,
},
desc="who_forgot"
)
@defer.inlineCallbacks
def _background_add_membership_profile(self, progress, batch_size):
target_min_stream_id = progress.get(
@ -675,10 +682,6 @@ class RoomMemberStore(SQLBaseStore):
defer.returnValue(result)
@cached(max_entries=10000, iterable=True)
def _get_joined_hosts_cache(self, room_id):
return _JoinedHostsCache(self, room_id)
class _JoinedHostsCache(object):
"""Cache for joined hosts in a room that is optimised to handle updates