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Update get_users_in_room mis-use to get hosts with dedicated get_current_hosts_in_room (#13605)

See https://github.com/matrix-org/synapse/pull/13575#discussion_r953023755
This commit is contained in:
Eric Eastwood 2022-08-24 14:15:37 -05:00 committed by GitHub
parent d58615c82c
commit 1a209efdb2
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6 changed files with 31 additions and 17 deletions

1
changelog.d/13605.misc Normal file
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@ -0,0 +1 @@
Refactor `get_users_in_room(room_id)` mis-use with dedicated `get_current_hosts_in_room(room_id)` function.

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@ -310,6 +310,7 @@ class DeviceHandler(DeviceWorkerHandler):
super().__init__(hs)
self.federation_sender = hs.get_federation_sender()
self._storage_controllers = hs.get_storage_controllers()
self.device_list_updater = DeviceListUpdater(hs, self)
@ -694,8 +695,11 @@ class DeviceHandler(DeviceWorkerHandler):
# Ignore any users that aren't ours
if self.hs.is_mine_id(user_id):
joined_user_ids = await self.store.get_users_in_room(room_id)
hosts = {get_domain_from_id(u) for u in joined_user_ids}
hosts = set(
await self._storage_controllers.state.get_current_hosts_in_room(
room_id
)
)
hosts.discard(self.server_name)
# Check if we've already sent this update to some hosts

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@ -30,7 +30,7 @@ from synapse.api.errors import (
from synapse.appservice import ApplicationService
from synapse.module_api import NOT_SPAM
from synapse.storage.databases.main.directory import RoomAliasMapping
from synapse.types import JsonDict, Requester, RoomAlias, get_domain_from_id
from synapse.types import JsonDict, Requester, RoomAlias
if TYPE_CHECKING:
from synapse.server import HomeServer
@ -83,8 +83,9 @@ class DirectoryHandler:
# TODO(erikj): Add transactions.
# TODO(erikj): Check if there is a current association.
if not servers:
users = await self.store.get_users_in_room(room_id)
servers = {get_domain_from_id(u) for u in users}
servers = await self._storage_controllers.state.get_current_hosts_in_room(
room_id
)
if not servers:
raise SynapseError(400, "Failed to get server list")
@ -287,8 +288,9 @@ class DirectoryHandler:
Codes.NOT_FOUND,
)
users = await self.store.get_users_in_room(room_id)
extra_servers = {get_domain_from_id(u) for u in users}
extra_servers = await self._storage_controllers.state.get_current_hosts_in_room(
room_id
)
servers_set = set(extra_servers) | set(servers)
# If this server is in the list of servers, return it first.

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@ -2051,8 +2051,7 @@ async def get_interested_remotes(
)
for room_id, states in room_ids_to_states.items():
user_ids = await store.get_users_in_room(room_id)
hosts = {get_domain_from_id(user_id) for user_id in user_ids}
hosts = await store.get_current_hosts_in_room(room_id)
for host in hosts:
hosts_and_states.setdefault(host, set()).update(states)

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@ -26,7 +26,7 @@ from synapse.metrics.background_process_metrics import (
)
from synapse.replication.tcp.streams import TypingStream
from synapse.streams import EventSource
from synapse.types import JsonDict, Requester, StreamKeyType, UserID, get_domain_from_id
from synapse.types import JsonDict, Requester, StreamKeyType, UserID
from synapse.util.caches.stream_change_cache import StreamChangeCache
from synapse.util.metrics import Measure
from synapse.util.wheel_timer import WheelTimer
@ -362,8 +362,9 @@ class TypingWriterHandler(FollowerTypingHandler):
)
return
users = await self.store.get_users_in_room(room_id)
domains = {get_domain_from_id(u) for u in users}
domains = await self._storage_controllers.state.get_current_hosts_in_room(
room_id
)
if self.server_name in domains:
logger.info("Got typing update from %s: %r", user_id, content)

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@ -173,17 +173,24 @@ class FederationSenderDevicesTestCases(HomeserverTestCase):
return c
def prepare(self, reactor, clock, hs):
# stub out `get_rooms_for_user` and `get_users_in_room` so that the
test_room_id = "!room:host1"
# stub out `get_rooms_for_user` and `get_current_hosts_in_room` so that the
# server thinks the user shares a room with `@user2:host2`
def get_rooms_for_user(user_id):
return defer.succeed({"!room:host1"})
return defer.succeed({test_room_id})
hs.get_datastores().main.get_rooms_for_user = get_rooms_for_user
def get_users_in_room(room_id):
return defer.succeed({"@user2:host2"})
async def get_current_hosts_in_room(room_id):
if room_id == test_room_id:
return ["host2"]
hs.get_datastores().main.get_users_in_room = get_users_in_room
# TODO: We should fail the test when we encounter an unxpected room ID.
# We can't just use `self.fail(...)` here because the app code is greedy
# with `Exception` and will catch it before the test can see it.
hs.get_datastores().main.get_current_hosts_in_room = get_current_hosts_in_room
# whenever send_transaction is called, record the edu data
self.edus = []