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Update the room member handler to use async/await. (#7507)

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Patrick Cloke 2020-05-15 09:32:13 -04:00 committed by GitHub
parent 08bc80ef09
commit e9f3de0bab
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3 changed files with 59 additions and 74 deletions
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1
changelog.d/7507.misc Normal file
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@ -0,0 +1 @@
Convert the room member handler to async/await.

111
synapse/handlers/room_member.py
View file

@ -20,8 +20,6 @@ import logging
from six.moves import http_client
from twisted.internet import defer
from synapse import types
from synapse.api.constants import EventTypes, Membership
from synapse.api.errors import AuthError, Codes, SynapseError
@ -76,7 +74,7 @@ class RoomMemberHandler(object):
self.base_handler = BaseHandler(hs)
@abc.abstractmethod
def _remote_join(self, requester, remote_room_hosts, room_id, user, content):
async def _remote_join(self, requester, remote_room_hosts, room_id, user, content):
"""Try and join a room that this server is not in
Args:
@ -94,7 +92,7 @@ class RoomMemberHandler(object):
raise NotImplementedError()
@abc.abstractmethod
def _remote_reject_invite(
async def _remote_reject_invite(
self, requester, remote_room_hosts, room_id, target, content
):
"""Attempt to reject an invite for a room this server is not in. If we
@ -115,7 +113,7 @@ class RoomMemberHandler(object):
raise NotImplementedError()
@abc.abstractmethod
def _user_joined_room(self, target, room_id):
async def _user_joined_room(self, target, room_id):
"""Notifies distributor on master process that the user has joined the
room.
@ -124,12 +122,12 @@ class RoomMemberHandler(object):
room_id (str)
Returns:
Deferred|None
None
"""
raise NotImplementedError()
@abc.abstractmethod
def _user_left_room(self, target, room_id):
async def _user_left_room(self, target, room_id):
"""Notifies distributor on master process that the user has left the
room.
@ -138,7 +136,7 @@ class RoomMemberHandler(object):
room_id (str)
Returns:
Deferred|None
None
"""
raise NotImplementedError()
@ -214,8 +212,9 @@ class RoomMemberHandler(object):
return event
@defer.inlineCallbacks
def copy_room_tags_and_direct_to_room(self, old_room_id, new_room_id, user_id):
async def copy_room_tags_and_direct_to_room(
self, old_room_id, new_room_id, user_id
):
"""Copies the tags and direct room state from one room to another.
Args:
@ -227,7 +226,7 @@ class RoomMemberHandler(object):
Deferred[None]
"""
# Retrieve user account data for predecessor room
user_account_data, _ = yield self.store.get_account_data_for_user(user_id)
user_account_data, _ = await self.store.get_account_data_for_user(user_id)
# Copy direct message state if applicable
direct_rooms = user_account_data.get("m.direct", {})
@ -240,17 +239,17 @@ class RoomMemberHandler(object):
direct_rooms[key].append(new_room_id)
# Save back to user's m.direct account data
yield self.store.add_account_data_for_user(
await self.store.add_account_data_for_user(
user_id, "m.direct", direct_rooms
)
break
# Copy room tags if applicable
room_tags = yield self.store.get_tags_for_room(user_id, old_room_id)
room_tags = await self.store.get_tags_for_room(user_id, old_room_id)
# Copy each room tag to the new room
for tag, tag_content in room_tags.items():
yield self.store.add_tag_to_room(user_id, new_room_id, tag, tag_content)
await self.store.add_tag_to_room(user_id, new_room_id, tag, tag_content)
async def update_membership(
self,
@ -487,8 +486,7 @@ class RoomMemberHandler(object):
)
return res
@defer.inlineCallbacks
def transfer_room_state_on_room_upgrade(self, old_room_id, room_id):
async def transfer_room_state_on_room_upgrade(self, old_room_id, room_id):
"""Upon our server becoming aware of an upgraded room, either by upgrading a room
ourselves or joining one, we can transfer over information from the previous room.
@ -506,30 +504,29 @@ class RoomMemberHandler(object):
logger.info("Transferring room state from %s to %s", old_room_id, room_id)
# Find all local users that were in the old room and copy over each user's state
users = yield self.store.get_users_in_room(old_room_id)
yield self.copy_user_state_on_room_upgrade(old_room_id, room_id, users)
users = await self.store.get_users_in_room(old_room_id)
await self.copy_user_state_on_room_upgrade(old_room_id, room_id, users)
# Add new room to the room directory if the old room was there
# Remove old room from the room directory
old_room = yield self.store.get_room(old_room_id)
old_room = await self.store.get_room(old_room_id)
if old_room and old_room["is_public"]:
yield self.store.set_room_is_public(old_room_id, False)
yield self.store.set_room_is_public(room_id, True)
await self.store.set_room_is_public(old_room_id, False)
await self.store.set_room_is_public(room_id, True)
# Transfer alias mappings in the room directory
yield self.store.update_aliases_for_room(old_room_id, room_id)
await self.store.update_aliases_for_room(old_room_id, room_id)
# Check if any groups we own contain the predecessor room
local_group_ids = yield self.store.get_local_groups_for_room(old_room_id)
local_group_ids = await self.store.get_local_groups_for_room(old_room_id)
for group_id in local_group_ids:
# Add new the new room to those groups
yield self.store.add_room_to_group(group_id, room_id, old_room["is_public"])
await self.store.add_room_to_group(group_id, room_id, old_room["is_public"])
# Remove the old room from those groups
yield self.store.remove_room_from_group(group_id, old_room_id)
await self.store.remove_room_from_group(group_id, old_room_id)
@defer.inlineCallbacks
def copy_user_state_on_room_upgrade(self, old_room_id, new_room_id, user_ids):
async def copy_user_state_on_room_upgrade(self, old_room_id, new_room_id, user_ids):
"""Copy user-specific information when they join a new room when that new room is the
result of a room upgrade
@ -552,11 +549,11 @@ class RoomMemberHandler(object):
for user_id in user_ids:
try:
# It is an upgraded room. Copy over old tags
yield self.copy_room_tags_and_direct_to_room(
await self.copy_room_tags_and_direct_to_room(
old_room_id, new_room_id, user_id
)
# Copy over push rules
yield self.store.copy_push_rules_from_room_to_room_for_user(
await self.store.copy_push_rules_from_room_to_room_for_user(
old_room_id, new_room_id, user_id
)
except Exception:
@ -639,8 +636,7 @@ class RoomMemberHandler(object):
if prev_member_event.membership == Membership.JOIN:
await self._user_left_room(target_user, room_id)
@defer.inlineCallbacks
def _can_guest_join(self, current_state_ids):
async def _can_guest_join(self, current_state_ids):
"""
Returns whether a guest can join a room based on its current state.
"""
@ -648,7 +644,7 @@ class RoomMemberHandler(object):
if not guest_access_id:
return False
guest_access = yield self.store.get_event(guest_access_id)
guest_access = await self.store.get_event(guest_access_id)
return (
guest_access
@ -657,8 +653,7 @@ class RoomMemberHandler(object):
and guest_access.content["guest_access"] == "can_join"
)
@defer.inlineCallbacks
def lookup_room_alias(self, room_alias):
async def lookup_room_alias(self, room_alias):
"""
Get the room ID associated with a room alias.
@ -672,7 +667,7 @@ class RoomMemberHandler(object):
SynapseError if room alias could not be found.
"""
directory_handler = self.directory_handler
mapping = yield directory_handler.get_association(room_alias)
mapping = await directory_handler.get_association(room_alias)
if not mapping:
raise SynapseError(404, "No such room alias")
@ -687,9 +682,8 @@ class RoomMemberHandler(object):
return RoomID.from_string(room_id), servers
@defer.inlineCallbacks
def _get_inviter(self, user_id, room_id):
invite = yield self.store.get_invite_for_local_user_in_room(
async def _get_inviter(self, user_id, room_id):
invite = await self.store.get_invite_for_local_user_in_room(
user_id=user_id, room_id=room_id
)
if invite:
@ -836,8 +830,7 @@ class RoomMemberHandler(object):
txn_id=txn_id,
)
@defer.inlineCallbacks
def _is_host_in_room(self, current_state_ids):
async def _is_host_in_room(self, current_state_ids):
# Have we just created the room, and is this about to be the very
# first member event?
create_event_id = current_state_ids.get(("m.room.create", ""))
@ -850,7 +843,7 @@ class RoomMemberHandler(object):
continue
event_id = current_state_ids[(etype, state_key)]
event = yield self.store.get_event(event_id, allow_none=True)
event = await self.store.get_event(event_id, allow_none=True)
if not event:
continue
@ -859,11 +852,10 @@ class RoomMemberHandler(object):
return False
@defer.inlineCallbacks
def _is_server_notice_room(self, room_id):
async def _is_server_notice_room(self, room_id):
if self._server_notices_mxid is None:
return False
user_ids = yield self.store.get_users_in_room(room_id)
user_ids = await self.store.get_users_in_room(room_id)
return self._server_notices_mxid in user_ids
@ -895,8 +887,7 @@ class RoomMemberMasterHandler(RoomMemberHandler):
return complexity["v1"] > max_complexity
return None
@defer.inlineCallbacks
def _is_local_room_too_complex(self, room_id):
async def _is_local_room_too_complex(self, room_id):
"""
Check if the complexity of a local room is too great.
@ -906,7 +897,7 @@ class RoomMemberMasterHandler(RoomMemberHandler):
Returns: bool
"""
max_complexity = self.hs.config.limit_remote_rooms.complexity
complexity = yield self.store.get_room_complexity(room_id)
complexity = await self.store.get_room_complexity(room_id)
return complexity["v1"] > max_complexity
@ -969,18 +960,15 @@ class RoomMemberMasterHandler(RoomMemberHandler):
errcode=Codes.RESOURCE_LIMIT_EXCEEDED,
)
@defer.inlineCallbacks
def _remote_reject_invite(
async def _remote_reject_invite(
self, requester, remote_room_hosts, room_id, target, content
):
"""Implements RoomMemberHandler._remote_reject_invite
"""
fed_handler = self.federation_handler
try:
ret = yield defer.ensureDeferred(
fed_handler.do_remotely_reject_invite(
remote_room_hosts, room_id, target.to_string(), content=content,
)
ret = await fed_handler.do_remotely_reject_invite(
remote_room_hosts, room_id, target.to_string(), content=content,
)
return ret
except Exception as e:
@ -992,24 +980,23 @@ class RoomMemberMasterHandler(RoomMemberHandler):
#
logger.warning("Failed to reject invite: %s", e)
yield self.store.locally_reject_invite(target.to_string(), room_id)
await self.store.locally_reject_invite(target.to_string(), room_id)
return {}
def _user_joined_room(self, target, room_id):
async def _user_joined_room(self, target, room_id):
"""Implements RoomMemberHandler._user_joined_room
"""
return defer.succeed(user_joined_room(self.distributor, target, room_id))
return user_joined_room(self.distributor, target, room_id)
def _user_left_room(self, target, room_id):
async def _user_left_room(self, target, room_id):
"""Implements RoomMemberHandler._user_left_room
"""
return defer.succeed(user_left_room(self.distributor, target, room_id))
return user_left_room(self.distributor, target, room_id)
@defer.inlineCallbacks
def forget(self, user, room_id):
async def forget(self, user, room_id):
user_id = user.to_string()
member = yield self.state_handler.get_current_state(
member = await self.state_handler.get_current_state(
room_id=room_id, event_type=EventTypes.Member, state_key=user_id
)
membership = member.membership if member else None
@ -1021,4 +1008,4 @@ class RoomMemberMasterHandler(RoomMemberHandler):
raise SynapseError(400, "User %s in room %s" % (user_id, room_id))
if membership:
yield self.store.forget(user_id, room_id)
await self.store.forget(user_id, room_id)

21
synapse/handlers/room_member_worker.py
View file

@ -15,8 +15,6 @@
import logging
from twisted.internet import defer
from synapse.api.errors import SynapseError
from synapse.handlers.room_member import RoomMemberHandler
from synapse.replication.http.membership import (
@ -36,14 +34,13 @@ class RoomMemberWorkerHandler(RoomMemberHandler):
self._remote_reject_client = ReplRejectInvite.make_client(hs)
self._notify_change_client = ReplJoinedLeft.make_client(hs)
@defer.inlineCallbacks
def _remote_join(self, requester, remote_room_hosts, room_id, user, content):
async def _remote_join(self, requester, remote_room_hosts, room_id, user, content):
"""Implements RoomMemberHandler._remote_join
"""
if len(remote_room_hosts) == 0:
raise SynapseError(404, "No known servers")
ret = yield self._remote_join_client(
ret = await self._remote_join_client(
requester=requester,
remote_room_hosts=remote_room_hosts,
room_id=room_id,
@ -51,16 +48,16 @@ class RoomMemberWorkerHandler(RoomMemberHandler):
content=content,
)
yield self._user_joined_room(user, room_id)
await self._user_joined_room(user, room_id)
return ret
def _remote_reject_invite(
async def _remote_reject_invite(
self, requester, remote_room_hosts, room_id, target, content
):
"""Implements RoomMemberHandler._remote_reject_invite
"""
return self._remote_reject_client(
return await self._remote_reject_client(
requester=requester,
remote_room_hosts=remote_room_hosts,
room_id=room_id,
@ -68,16 +65,16 @@ class RoomMemberWorkerHandler(RoomMemberHandler):
content=content,
)
def _user_joined_room(self, target, room_id):
async def _user_joined_room(self, target, room_id):
"""Implements RoomMemberHandler._user_joined_room
"""
return self._notify_change_client(
return await self._notify_change_client(
user_id=target.to_string(), room_id=room_id, change="joined"
)
def _user_left_room(self, target, room_id):
async def _user_left_room(self, target, room_id):
"""Implements RoomMemberHandler._user_left_room
"""
return self._notify_change_client(
return await self._notify_change_client(
user_id=target.to_string(), room_id=room_id, change="left"
)