mirror of
https://mau.dev/maunium/synapse.git
synced 2024-12-15 01:53:58 +01:00
522 lines
19 KiB
Python
522 lines
19 KiB
Python
# Copyright 2019 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.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
|
|
from typing import Any, List, Optional
|
|
|
|
from parameterized import parameterized
|
|
|
|
from twisted.test.proto_helpers import MemoryReactor
|
|
|
|
from synapse.api.constants import EventTypes, Membership
|
|
from synapse.events import EventBase
|
|
from synapse.replication.tcp.commands import RdataCommand
|
|
from synapse.replication.tcp.streams._base import _STREAM_UPDATE_TARGET_ROW_COUNT
|
|
from synapse.replication.tcp.streams.events import (
|
|
_MAX_STATE_UPDATES_PER_ROOM,
|
|
EventsStreamAllStateRow,
|
|
EventsStreamCurrentStateRow,
|
|
EventsStreamEventRow,
|
|
EventsStreamRow,
|
|
)
|
|
from synapse.rest import admin
|
|
from synapse.rest.client import login, room
|
|
from synapse.server import HomeServer
|
|
from synapse.util import Clock
|
|
|
|
from tests.replication._base import BaseStreamTestCase
|
|
from tests.test_utils.event_injection import inject_event, inject_member_event
|
|
|
|
|
|
class EventsStreamTestCase(BaseStreamTestCase):
|
|
servlets = [
|
|
admin.register_servlets,
|
|
login.register_servlets,
|
|
room.register_servlets,
|
|
]
|
|
|
|
def prepare(self, reactor: MemoryReactor, clock: Clock, hs: HomeServer) -> None:
|
|
super().prepare(reactor, clock, hs)
|
|
self.user_id = self.register_user("u1", "pass")
|
|
self.user_tok = self.login("u1", "pass")
|
|
|
|
self.reconnect()
|
|
|
|
self.room_id = self.helper.create_room_as(tok=self.user_tok)
|
|
self.test_handler.received_rdata_rows.clear()
|
|
|
|
def test_update_function_event_row_limit(self) -> None:
|
|
"""Test replication with many non-state events
|
|
|
|
Checks that all events are correctly replicated when there are lots of
|
|
event rows to be replicated.
|
|
"""
|
|
# disconnect, so that we can stack up some changes
|
|
self.disconnect()
|
|
|
|
# generate lots of non-state events. We inject them using inject_event
|
|
# so that they are not send out over replication until we call self.replicate().
|
|
events = [
|
|
self._inject_test_event()
|
|
for _ in range(_STREAM_UPDATE_TARGET_ROW_COUNT + 1)
|
|
]
|
|
|
|
# also one state event
|
|
state_event = self._inject_state_event()
|
|
|
|
# check we're testing what we think we are: no rows should yet have been
|
|
# received
|
|
self.assertEqual([], self.test_handler.received_rdata_rows)
|
|
|
|
# now reconnect to pull the updates
|
|
self.reconnect()
|
|
self.replicate()
|
|
|
|
# we should have received all the expected rows in the right order (as
|
|
# well as various cache invalidation updates which we ignore)
|
|
received_rows = [
|
|
row for row in self.test_handler.received_rdata_rows if row[0] == "events"
|
|
]
|
|
|
|
for event in events:
|
|
stream_name, token, row = received_rows.pop(0)
|
|
self.assertEqual("events", stream_name)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "ev")
|
|
self.assertIsInstance(row.data, EventsStreamEventRow)
|
|
self.assertEqual(row.data.event_id, event.event_id)
|
|
|
|
stream_name, token, row = received_rows.pop(0)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertIsInstance(row.data, EventsStreamEventRow)
|
|
self.assertEqual(row.data.event_id, state_event.event_id)
|
|
|
|
stream_name, token, row = received_rows.pop(0)
|
|
self.assertEqual("events", stream_name)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "state")
|
|
self.assertIsInstance(row.data, EventsStreamCurrentStateRow)
|
|
self.assertEqual(row.data.event_id, state_event.event_id)
|
|
|
|
self.assertEqual([], received_rows)
|
|
|
|
@parameterized.expand(
|
|
[(_STREAM_UPDATE_TARGET_ROW_COUNT, False), (_MAX_STATE_UPDATES_PER_ROOM, True)]
|
|
)
|
|
def test_update_function_huge_state_change(
|
|
self, num_state_changes: int, collapse_state_changes: bool
|
|
) -> None:
|
|
"""Test replication with many state events
|
|
|
|
Ensures that all events are correctly replicated when there are lots of
|
|
state change rows to be replicated.
|
|
|
|
Args:
|
|
num_state_changes: The number of state changes to create.
|
|
collapse_state_changes: Whether the state changes are expected to be
|
|
collapsed or not.
|
|
"""
|
|
|
|
# we want to generate lots of state changes at a single stream ID.
|
|
#
|
|
# We do this by having two branches in the DAG. On one, we have a moderator
|
|
# which that generates lots of state; on the other, we de-op the moderator,
|
|
# thus invalidating all the state.
|
|
|
|
OTHER_USER = "@other_user:localhost"
|
|
|
|
# have the user join
|
|
self.get_success(
|
|
inject_member_event(self.hs, self.room_id, OTHER_USER, Membership.JOIN)
|
|
)
|
|
|
|
# Update existing power levels with mod at PL50
|
|
pls = self.helper.get_state(
|
|
self.room_id, EventTypes.PowerLevels, tok=self.user_tok
|
|
)
|
|
pls["users"][OTHER_USER] = 50
|
|
self.helper.send_state(
|
|
self.room_id,
|
|
EventTypes.PowerLevels,
|
|
pls,
|
|
tok=self.user_tok,
|
|
)
|
|
|
|
# this is the point in the DAG where we make a fork
|
|
fork_point = self.get_success(
|
|
self.hs.get_datastores().main.get_latest_event_ids_in_room(self.room_id)
|
|
)
|
|
|
|
events = [
|
|
self._inject_state_event(sender=OTHER_USER)
|
|
for _ in range(num_state_changes)
|
|
]
|
|
|
|
self.replicate()
|
|
# all those events and state changes should have landed
|
|
self.assertGreaterEqual(
|
|
len(self.test_handler.received_rdata_rows), 2 * len(events)
|
|
)
|
|
|
|
# disconnect, so that we can stack up the changes
|
|
self.disconnect()
|
|
self.test_handler.received_rdata_rows.clear()
|
|
|
|
# a state event which doesn't get rolled back, to check that the state
|
|
# before the huge update comes through ok
|
|
state1 = self._inject_state_event()
|
|
|
|
# roll back all the state by de-modding the user
|
|
prev_events = fork_point
|
|
pls["users"][OTHER_USER] = 0
|
|
pl_event = self.get_success(
|
|
inject_event(
|
|
self.hs,
|
|
prev_event_ids=list(prev_events),
|
|
type=EventTypes.PowerLevels,
|
|
state_key="",
|
|
sender=self.user_id,
|
|
room_id=self.room_id,
|
|
content=pls,
|
|
)
|
|
)
|
|
|
|
# one more bit of state that doesn't get rolled back
|
|
state2 = self._inject_state_event()
|
|
|
|
# check we're testing what we think we are: no rows should yet have been
|
|
# received
|
|
self.assertEqual([], self.test_handler.received_rdata_rows)
|
|
|
|
# now reconnect to pull the updates
|
|
self.reconnect()
|
|
self.replicate()
|
|
|
|
# we should have received all the expected rows in the right order (as
|
|
# well as various cache invalidation updates which we ignore)
|
|
#
|
|
# we expect:
|
|
#
|
|
# - two rows for state1
|
|
# - the PL event row, plus state rows for the PL event and each
|
|
# of the states that got reverted.
|
|
# - two rows for state2
|
|
|
|
received_rows = [
|
|
row for row in self.test_handler.received_rdata_rows if row[0] == "events"
|
|
]
|
|
|
|
# first check the first two rows, which should be the state1 event.
|
|
stream_name, token, row = received_rows.pop(0)
|
|
self.assertEqual("events", stream_name)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "ev")
|
|
self.assertIsInstance(row.data, EventsStreamEventRow)
|
|
self.assertEqual(row.data.event_id, state1.event_id)
|
|
|
|
stream_name, token, row = received_rows.pop(0)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "state")
|
|
self.assertIsInstance(row.data, EventsStreamCurrentStateRow)
|
|
self.assertEqual(row.data.event_id, state1.event_id)
|
|
|
|
# now the last two rows, which should be the state2 event.
|
|
stream_name, token, row = received_rows.pop(-2)
|
|
self.assertEqual("events", stream_name)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "ev")
|
|
self.assertIsInstance(row.data, EventsStreamEventRow)
|
|
self.assertEqual(row.data.event_id, state2.event_id)
|
|
|
|
stream_name, token, row = received_rows.pop(-1)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "state")
|
|
self.assertIsInstance(row.data, EventsStreamCurrentStateRow)
|
|
self.assertEqual(row.data.event_id, state2.event_id)
|
|
|
|
# Based on the number of
|
|
if collapse_state_changes:
|
|
# that should leave us with the rows for the PL event, the state changes
|
|
# get collapsed into a single row.
|
|
self.assertEqual(len(received_rows), 2)
|
|
|
|
stream_name, token, row = received_rows.pop(0)
|
|
self.assertEqual("events", stream_name)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "ev")
|
|
self.assertIsInstance(row.data, EventsStreamEventRow)
|
|
self.assertEqual(row.data.event_id, pl_event.event_id)
|
|
|
|
stream_name, token, row = received_rows.pop(0)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "state-all")
|
|
self.assertIsInstance(row.data, EventsStreamAllStateRow)
|
|
self.assertEqual(row.data.room_id, state2.room_id)
|
|
|
|
else:
|
|
# that should leave us with the rows for the PL event
|
|
self.assertEqual(len(received_rows), len(events) + 2)
|
|
|
|
stream_name, token, row = received_rows.pop(0)
|
|
self.assertEqual("events", stream_name)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "ev")
|
|
self.assertIsInstance(row.data, EventsStreamEventRow)
|
|
self.assertEqual(row.data.event_id, pl_event.event_id)
|
|
|
|
# the state rows are unsorted
|
|
state_rows: List[EventsStreamCurrentStateRow] = []
|
|
for stream_name, _, row in received_rows:
|
|
self.assertEqual("events", stream_name)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "state")
|
|
self.assertIsInstance(row.data, EventsStreamCurrentStateRow)
|
|
state_rows.append(row.data)
|
|
|
|
state_rows.sort(key=lambda r: r.state_key)
|
|
|
|
sr = state_rows.pop(0)
|
|
self.assertEqual(sr.type, EventTypes.PowerLevels)
|
|
self.assertEqual(sr.event_id, pl_event.event_id)
|
|
for sr in state_rows:
|
|
self.assertEqual(sr.type, "test_state_event")
|
|
# "None" indicates the state has been deleted
|
|
self.assertIsNone(sr.event_id)
|
|
|
|
def test_update_function_state_row_limit(self) -> None:
|
|
"""Test replication with many state events over several stream ids."""
|
|
|
|
# we want to generate lots of state changes, but for this test, we want to
|
|
# spread out the state changes over a few stream IDs.
|
|
#
|
|
# We do this by having two branches in the DAG. On one, we have four moderators,
|
|
# each of which that generates lots of state; on the other, we de-op the users,
|
|
# thus invalidating all the state.
|
|
|
|
NUM_USERS = 4
|
|
STATES_PER_USER = _STREAM_UPDATE_TARGET_ROW_COUNT // 4 + 1
|
|
|
|
user_ids = ["@user%i:localhost" % (i,) for i in range(NUM_USERS)]
|
|
|
|
# have the users join
|
|
for u in user_ids:
|
|
self.get_success(
|
|
inject_member_event(self.hs, self.room_id, u, Membership.JOIN)
|
|
)
|
|
|
|
# Update existing power levels with mod at PL50
|
|
pls = self.helper.get_state(
|
|
self.room_id, EventTypes.PowerLevels, tok=self.user_tok
|
|
)
|
|
pls["users"].update({u: 50 for u in user_ids})
|
|
self.helper.send_state(
|
|
self.room_id,
|
|
EventTypes.PowerLevels,
|
|
pls,
|
|
tok=self.user_tok,
|
|
)
|
|
|
|
# this is the point in the DAG where we make a fork
|
|
fork_point = self.get_success(
|
|
self.hs.get_datastores().main.get_latest_event_ids_in_room(self.room_id)
|
|
)
|
|
|
|
events: List[EventBase] = []
|
|
for user in user_ids:
|
|
events.extend(
|
|
self._inject_state_event(sender=user) for _ in range(STATES_PER_USER)
|
|
)
|
|
|
|
self.replicate()
|
|
|
|
# all those events and state changes should have landed
|
|
self.assertGreaterEqual(
|
|
len(self.test_handler.received_rdata_rows), 2 * len(events)
|
|
)
|
|
|
|
# disconnect, so that we can stack up the changes
|
|
self.disconnect()
|
|
self.test_handler.received_rdata_rows.clear()
|
|
|
|
# now roll back all that state by de-modding the users
|
|
prev_events = list(fork_point)
|
|
pl_events = []
|
|
for u in user_ids:
|
|
pls["users"][u] = 0
|
|
e = self.get_success(
|
|
inject_event(
|
|
self.hs,
|
|
prev_event_ids=prev_events,
|
|
type=EventTypes.PowerLevels,
|
|
state_key="",
|
|
sender=self.user_id,
|
|
room_id=self.room_id,
|
|
content=pls,
|
|
)
|
|
)
|
|
prev_events = [e.event_id]
|
|
pl_events.append(e)
|
|
|
|
# check we're testing what we think we are: no rows should yet have been
|
|
# received
|
|
self.assertEqual([], self.test_handler.received_rdata_rows)
|
|
|
|
# now reconnect to pull the updates
|
|
self.reconnect()
|
|
self.replicate()
|
|
|
|
# we should have received all the expected rows in the right order (as
|
|
# well as various cache invalidation updates which we ignore)
|
|
received_rows = [
|
|
row for row in self.test_handler.received_rdata_rows if row[0] == "events"
|
|
]
|
|
self.assertGreaterEqual(len(received_rows), len(events))
|
|
for i in range(NUM_USERS):
|
|
# for each user, we expect the PL event row, followed by state rows for
|
|
# the PL event and each of the states that got reverted.
|
|
stream_name, token, row = received_rows.pop(0)
|
|
self.assertEqual("events", stream_name)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "ev")
|
|
self.assertIsInstance(row.data, EventsStreamEventRow)
|
|
self.assertEqual(row.data.event_id, pl_events[i].event_id)
|
|
|
|
# the state rows are unsorted
|
|
state_rows: List[EventsStreamCurrentStateRow] = []
|
|
for _ in range(STATES_PER_USER + 1):
|
|
stream_name, token, row = received_rows.pop(0)
|
|
self.assertEqual("events", stream_name)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "state")
|
|
self.assertIsInstance(row.data, EventsStreamCurrentStateRow)
|
|
state_rows.append(row.data)
|
|
|
|
state_rows.sort(key=lambda r: r.state_key)
|
|
|
|
sr = state_rows.pop(0)
|
|
self.assertEqual(sr.type, EventTypes.PowerLevels)
|
|
self.assertEqual(sr.event_id, pl_events[i].event_id)
|
|
for sr in state_rows:
|
|
self.assertEqual(sr.type, "test_state_event")
|
|
# "None" indicates the state has been deleted
|
|
self.assertIsNone(sr.event_id)
|
|
|
|
self.assertEqual([], received_rows)
|
|
|
|
def test_backwards_stream_id(self) -> None:
|
|
"""
|
|
Test that RDATA that comes after the current position should be discarded.
|
|
"""
|
|
# disconnect, so that we can stack up some changes
|
|
self.disconnect()
|
|
|
|
# Generate an events. We inject them using inject_event so that they are
|
|
# not send out over replication until we call self.replicate().
|
|
event = self._inject_test_event()
|
|
|
|
# check we're testing what we think we are: no rows should yet have been
|
|
# received
|
|
self.assertEqual([], self.test_handler.received_rdata_rows)
|
|
|
|
# now reconnect to pull the updates
|
|
self.reconnect()
|
|
self.replicate()
|
|
|
|
# We should have received the expected single row (as well as various
|
|
# cache invalidation updates which we ignore).
|
|
received_rows = [
|
|
row for row in self.test_handler.received_rdata_rows if row[0] == "events"
|
|
]
|
|
|
|
# There should be a single received row.
|
|
self.assertEqual(len(received_rows), 1)
|
|
|
|
stream_name, token, row = received_rows[0]
|
|
self.assertEqual("events", stream_name)
|
|
self.assertIsInstance(row, EventsStreamRow)
|
|
self.assertEqual(row.type, "ev")
|
|
self.assertIsInstance(row.data, EventsStreamEventRow)
|
|
self.assertEqual(row.data.event_id, event.event_id)
|
|
|
|
# Reset the data.
|
|
self.test_handler.received_rdata_rows = []
|
|
|
|
# Save the current token for later.
|
|
worker_events_stream = self.worker_hs.get_replication_streams()["events"]
|
|
prev_token = worker_events_stream.current_token("master")
|
|
|
|
# Manually send an old RDATA command, which should get dropped. This
|
|
# re-uses the row from above, but with an earlier stream token.
|
|
self.hs.get_replication_command_handler().send_command(
|
|
RdataCommand("events", "master", 1, row)
|
|
)
|
|
|
|
# No updates have been received (because it was discard as old).
|
|
received_rows = [
|
|
row for row in self.test_handler.received_rdata_rows if row[0] == "events"
|
|
]
|
|
self.assertEqual(len(received_rows), 0)
|
|
|
|
# Ensure the stream has not gone backwards.
|
|
current_token = worker_events_stream.current_token("master")
|
|
self.assertGreaterEqual(current_token, prev_token)
|
|
|
|
event_count = 0
|
|
|
|
def _inject_test_event(
|
|
self, body: Optional[str] = None, sender: Optional[str] = None, **kwargs: Any
|
|
) -> EventBase:
|
|
if sender is None:
|
|
sender = self.user_id
|
|
|
|
if body is None:
|
|
body = "event %i" % (self.event_count,)
|
|
self.event_count += 1
|
|
|
|
return self.get_success(
|
|
inject_event(
|
|
self.hs,
|
|
room_id=self.room_id,
|
|
sender=sender,
|
|
type="test_event",
|
|
content={"body": body},
|
|
**kwargs,
|
|
)
|
|
)
|
|
|
|
def _inject_state_event(
|
|
self,
|
|
body: Optional[str] = None,
|
|
state_key: Optional[str] = None,
|
|
sender: Optional[str] = None,
|
|
) -> EventBase:
|
|
if sender is None:
|
|
sender = self.user_id
|
|
|
|
if state_key is None:
|
|
state_key = "state_%i" % (self.event_count,)
|
|
self.event_count += 1
|
|
|
|
if body is None:
|
|
body = "state event %s" % (state_key,)
|
|
|
|
return self.get_success(
|
|
inject_event(
|
|
self.hs,
|
|
room_id=self.room_id,
|
|
sender=sender,
|
|
type="test_state_event",
|
|
state_key=state_key,
|
|
content={"body": body},
|
|
)
|
|
)
|