synapse/tests/replication/tcp/streams/test_typing.py
Eric Eastwood d2c582ef3c
Move unique snowflake homeserver background tasks to start_background_tasks (#19037)
(the standard pattern for this kind of thing)
2025-10-13 10:19:09 -05:00

224 lines
8.5 KiB
Python

#
# This file is licensed under the Affero General Public License (AGPL) version 3.
#
# Copyright 2020 The Matrix.org Foundation C.I.C.
# 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 synapse.handlers.typing import RoomMember, TypingWriterHandler
from synapse.replication.tcp.streams import TypingStream
from synapse.util.caches.stream_change_cache import StreamChangeCache
from tests.replication._base import BaseStreamTestCase
logger = logging.getLogger(__name__)
USER_ID = "@feeling:blue"
USER_ID_2 = "@da-ba-dee:blue"
ROOM_ID = "!bar:blue"
ROOM_ID_2 = "!foo:blue"
class TypingStreamTestCase(BaseStreamTestCase):
def test_typing(self) -> None:
typing = self.hs.get_typing_handler()
assert isinstance(typing, TypingWriterHandler)
# Create a typing update before we reconnect so that there is a missing
# update to fetch.
typing._push_update(member=RoomMember(ROOM_ID, USER_ID), typing=True)
# Not yet connected: no rows should yet have been received
self.assertEqual([], self.test_handler.received_rdata_rows)
# Reconnect
self.reconnect()
typing._push_update(member=RoomMember(ROOM_ID, USER_ID), typing=True)
# Pull in the updates
self.replicate()
# We should now see an attempt to connect to the master
request = self.handle_http_replication_attempt()
self.assert_request_is_get_repl_stream_updates(request, TypingStream.NAME)
# Filter the updates to only include typing changes
received_typing_rows = [
row
for row in self.test_handler.received_rdata_rows
if row[0] == TypingStream.NAME
]
self.assertEqual(
len(received_typing_rows),
1,
"Expected exactly one row for the typing stream",
)
(stream_name, token, row) = received_typing_rows[0]
self.assertEqual(stream_name, TypingStream.NAME)
self.assertIsInstance(row, TypingStream.ROW_TYPE)
self.assertEqual(row.room_id, ROOM_ID)
self.assertEqual(row.user_ids, [USER_ID])
# Clear out the received rows that we've checked so we can check for new ones later
self.test_handler.received_rdata_rows.clear()
# Now let's disconnect and insert some data.
self.disconnect()
typing._push_update(member=RoomMember(ROOM_ID, USER_ID), typing=False)
# Not yet connected: no rows should yet have been received
self.assertEqual([], self.test_handler.received_rdata_rows)
# Now reconnect and pull the updates
self.reconnect()
self.replicate()
# We should now see an attempt to connect to the master
request = self.handle_http_replication_attempt()
self.assert_request_is_get_repl_stream_updates(request, TypingStream.NAME)
# The from token should be the token from the last RDATA we got.
assert request.args is not None
self.assertEqual(int(request.args[b"from_token"][0]), token)
received_typing_rows = [
row
for row in self.test_handler.received_rdata_rows
if row[0] == TypingStream.NAME
]
self.assertEqual(
len(received_typing_rows),
1,
"Expected exactly one row for the typing stream",
)
(stream_name, token, row) = received_typing_rows[0]
self.assertEqual(stream_name, TypingStream.NAME)
self.assertIsInstance(row, TypingStream.ROW_TYPE)
self.assertEqual(row.room_id, ROOM_ID)
self.assertEqual(row.user_ids, [])
def test_reset(self) -> None:
"""
Test what happens when a typing stream resets.
This is emulated by jumping the stream ahead, then reconnecting (which
sends the proper position and RDATA).
"""
# FIXME: Because huge RDATA log line is triggered in this test,
# trial breaks, sometimes (flakily) failing the test run.
# ref: https://github.com/twisted/twisted/issues/12482
# To remove this, we would need to fix the above issue and
# update, including in olddeps (so several years' wait).
server_logger = logging.getLogger("tests.server")
server_logger_was_disabled = server_logger.disabled
server_logger.disabled = True
try:
typing = self.hs.get_typing_handler()
assert isinstance(typing, TypingWriterHandler)
# Create a typing update before we reconnect so that there is a missing
# update to fetch.
typing._push_update(member=RoomMember(ROOM_ID, USER_ID), typing=True)
# Not yet connected: no rows should yet have been received
self.assertEqual([], self.test_handler.received_rdata_rows)
# Now reconnect to pull the updates
self.reconnect()
typing._push_update(member=RoomMember(ROOM_ID, USER_ID), typing=True)
# Pull in the updates
self.replicate()
# We should now see an attempt to connect to the master
request = self.handle_http_replication_attempt()
self.assert_request_is_get_repl_stream_updates(request, "typing")
received_typing_rows = [
row
for row in self.test_handler.received_rdata_rows
if row[0] == TypingStream.NAME
]
self.assertEqual(
len(received_typing_rows),
1,
"Expected exactly one row for the typing stream",
)
(stream_name, token, row) = received_typing_rows[0]
self.assertEqual(stream_name, TypingStream.NAME)
self.assertIsInstance(row, TypingStream.ROW_TYPE)
self.assertEqual(row.room_id, ROOM_ID)
self.assertEqual(row.user_ids, [USER_ID])
# Push the stream forward a bunch so it can be reset.
for i in range(100):
typing._push_update(
member=RoomMember(ROOM_ID, "@test%s:blue" % i), typing=True
)
# Pull in the updates
self.replicate()
# Disconnect.
self.disconnect()
self.test_handler.received_rdata_rows.clear()
# Reset the typing handler
self.hs.get_replication_streams()["typing"].last_token = 0
self.hs.get_replication_command_handler()._streams["typing"].last_token = 0
typing._latest_room_serial = 0
typing._typing_stream_change_cache = StreamChangeCache(
name="TypingStreamChangeCache",
server_name=self.hs.hostname,
current_stream_pos=typing._latest_room_serial,
)
typing._reset()
# Now reconnect and pull the updates
self.reconnect()
self.replicate()
# We should now see an attempt to connect to the master
request = self.handle_http_replication_attempt()
self.assert_request_is_get_repl_stream_updates(request, "typing")
# Push additional data.
typing._push_update(member=RoomMember(ROOM_ID_2, USER_ID_2), typing=False)
# Pull the updates
self.replicate()
received_typing_rows = [
row
for row in self.test_handler.received_rdata_rows
if row[0] == TypingStream.NAME
]
self.assertEqual(
len(received_typing_rows),
1,
"Expected exactly one row for the typing stream",
)
(stream_name, token, row) = received_typing_rows[0]
self.assertEqual(stream_name, TypingStream.NAME)
self.assertIsInstance(row, TypingStream.ROW_TYPE)
self.assertEqual(row.room_id, ROOM_ID_2)
self.assertEqual(row.user_ids, [])
# The token should have been reset.
self.assertEqual(token, 1)
finally:
server_logger.disabled = server_logger_was_disabled