mirror of
https://github.com/element-hq/synapse.git
synced 2024-11-21 17:15:38 +03:00
7d52ce7d4b
I thought ruff check would also format, but it doesn't. This runs ruff format in CI and dev scripts. The first commit is just a run of `ruff format .` in the root directory.
378 lines
15 KiB
Python
378 lines
15 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]
|
|
#
|
|
#
|
|
|
|
from typing import Collection, List, Optional, Union
|
|
from unittest.mock import AsyncMock, Mock
|
|
|
|
from twisted.test.proto_helpers import MemoryReactor
|
|
|
|
from synapse.api.errors import FederationError
|
|
from synapse.api.room_versions import RoomVersion, RoomVersions
|
|
from synapse.events import EventBase, make_event_from_dict
|
|
from synapse.events.snapshot import EventContext
|
|
from synapse.federation.federation_base import event_from_pdu_json
|
|
from synapse.handlers.device import DeviceListUpdater
|
|
from synapse.http.types import QueryParams
|
|
from synapse.logging.context import LoggingContext
|
|
from synapse.server import HomeServer
|
|
from synapse.types import JsonDict, UserID, create_requester
|
|
from synapse.util import Clock
|
|
from synapse.util.retryutils import NotRetryingDestination
|
|
|
|
from tests import unittest
|
|
|
|
|
|
class MessageAcceptTests(unittest.HomeserverTestCase):
|
|
def make_homeserver(self, reactor: MemoryReactor, clock: Clock) -> HomeServer:
|
|
self.http_client = Mock()
|
|
return self.setup_test_homeserver(federation_http_client=self.http_client)
|
|
|
|
def prepare(self, reactor: MemoryReactor, clock: Clock, hs: HomeServer) -> None:
|
|
user_id = UserID("us", "test")
|
|
our_user = create_requester(user_id)
|
|
room_creator = self.hs.get_room_creation_handler()
|
|
self.room_id = self.get_success(
|
|
room_creator.create_room(
|
|
our_user, room_creator._presets_dict["public_chat"], ratelimit=False
|
|
)
|
|
)[0]
|
|
|
|
self.store = self.hs.get_datastores().main
|
|
|
|
# Figure out what the most recent event is
|
|
most_recent = next(
|
|
iter(
|
|
self.get_success(
|
|
self.hs.get_datastores().main.get_latest_event_ids_in_room(
|
|
self.room_id
|
|
)
|
|
)
|
|
)
|
|
)
|
|
|
|
join_event = make_event_from_dict(
|
|
{
|
|
"room_id": self.room_id,
|
|
"sender": "@baduser:test.serv",
|
|
"state_key": "@baduser:test.serv",
|
|
"event_id": "$join:test.serv",
|
|
"depth": 1000,
|
|
"origin_server_ts": 1,
|
|
"type": "m.room.member",
|
|
"origin": "test.servx",
|
|
"content": {"membership": "join"},
|
|
"auth_events": [],
|
|
"prev_state": [(most_recent, {})],
|
|
"prev_events": [(most_recent, {})],
|
|
}
|
|
)
|
|
|
|
self.handler = self.hs.get_federation_handler()
|
|
federation_event_handler = self.hs.get_federation_event_handler()
|
|
|
|
async def _check_event_auth(
|
|
origin: Optional[str], event: EventBase, context: EventContext
|
|
) -> None:
|
|
pass
|
|
|
|
federation_event_handler._check_event_auth = _check_event_auth # type: ignore[method-assign]
|
|
self.client = self.hs.get_federation_client()
|
|
|
|
async def _check_sigs_and_hash_for_pulled_events_and_fetch(
|
|
dest: str, pdus: Collection[EventBase], room_version: RoomVersion
|
|
) -> List[EventBase]:
|
|
return list(pdus)
|
|
|
|
self.client._check_sigs_and_hash_for_pulled_events_and_fetch = ( # type: ignore[method-assign]
|
|
_check_sigs_and_hash_for_pulled_events_and_fetch # type: ignore[assignment]
|
|
)
|
|
|
|
# Send the join, it should return None (which is not an error)
|
|
self.assertEqual(
|
|
self.get_success(
|
|
federation_event_handler.on_receive_pdu("test.serv", join_event)
|
|
),
|
|
None,
|
|
)
|
|
|
|
# Make sure we actually joined the room
|
|
self.assertEqual(
|
|
self.get_success(self.store.get_latest_event_ids_in_room(self.room_id)),
|
|
{"$join:test.serv"},
|
|
)
|
|
|
|
def test_cant_hide_direct_ancestors(self) -> None:
|
|
"""
|
|
If you send a message, you must be able to provide the direct
|
|
prev_events that said event references.
|
|
"""
|
|
|
|
async def post_json(
|
|
destination: str,
|
|
path: str,
|
|
data: Optional[JsonDict] = None,
|
|
long_retries: bool = False,
|
|
timeout: Optional[int] = None,
|
|
ignore_backoff: bool = False,
|
|
args: Optional[QueryParams] = None,
|
|
) -> Union[JsonDict, list]:
|
|
# If it asks us for new missing events, give them NOTHING
|
|
if path.startswith("/_matrix/federation/v1/get_missing_events/"):
|
|
return {"events": []}
|
|
return {}
|
|
|
|
self.http_client.post_json = post_json
|
|
|
|
# Figure out what the most recent event is
|
|
most_recent = next(
|
|
iter(
|
|
self.get_success(self.store.get_latest_event_ids_in_room(self.room_id))
|
|
)
|
|
)
|
|
|
|
# Now lie about an event
|
|
lying_event = make_event_from_dict(
|
|
{
|
|
"room_id": self.room_id,
|
|
"sender": "@baduser:test.serv",
|
|
"event_id": "one:test.serv",
|
|
"depth": 1000,
|
|
"origin_server_ts": 1,
|
|
"type": "m.room.message",
|
|
"origin": "test.serv",
|
|
"content": {"body": "hewwo?"},
|
|
"auth_events": [],
|
|
"prev_events": [("two:test.serv", {}), (most_recent, {})],
|
|
}
|
|
)
|
|
|
|
federation_event_handler = self.hs.get_federation_event_handler()
|
|
with LoggingContext("test-context"):
|
|
failure = self.get_failure(
|
|
federation_event_handler.on_receive_pdu("test.serv", lying_event),
|
|
FederationError,
|
|
)
|
|
|
|
# on_receive_pdu should throw an error
|
|
self.assertEqual(
|
|
failure.value.args[0],
|
|
(
|
|
"ERROR 403: Your server isn't divulging details about prev_events "
|
|
"referenced in this event."
|
|
),
|
|
)
|
|
|
|
# Make sure the invalid event isn't there
|
|
extrem = self.get_success(self.store.get_latest_event_ids_in_room(self.room_id))
|
|
self.assertEqual(extrem, {"$join:test.serv"})
|
|
|
|
def test_retry_device_list_resync(self) -> None:
|
|
"""Tests that device lists are marked as stale if they couldn't be synced, and
|
|
that stale device lists are retried periodically.
|
|
"""
|
|
remote_user_id = "@john:test_remote"
|
|
remote_origin = "test_remote"
|
|
|
|
# Track the number of attempts to resync the user's device list.
|
|
self.resync_attempts = 0
|
|
|
|
# When this function is called, increment the number of resync attempts (only if
|
|
# we're querying devices for the right user ID), then raise a
|
|
# NotRetryingDestination error to fail the resync gracefully.
|
|
def query_user_devices(
|
|
destination: str, user_id: str, timeout: int = 30000
|
|
) -> JsonDict:
|
|
if user_id == remote_user_id:
|
|
self.resync_attempts += 1
|
|
|
|
raise NotRetryingDestination(0, 0, destination)
|
|
|
|
# Register the mock on the federation client.
|
|
federation_client = self.hs.get_federation_client()
|
|
federation_client.query_user_devices = Mock(side_effect=query_user_devices) # type: ignore[method-assign]
|
|
|
|
# Register a mock on the store so that the incoming update doesn't fail because
|
|
# we don't share a room with the user.
|
|
store = self.hs.get_datastores().main
|
|
store.get_rooms_for_user = AsyncMock(return_value=["!someroom:test"])
|
|
|
|
# Manually inject a fake device list update. We need this update to include at
|
|
# least one prev_id so that the user's device list will need to be retried.
|
|
device_list_updater = self.hs.get_device_handler().device_list_updater
|
|
assert isinstance(device_list_updater, DeviceListUpdater)
|
|
self.get_success(
|
|
device_list_updater.incoming_device_list_update(
|
|
origin=remote_origin,
|
|
edu_content={
|
|
"deleted": False,
|
|
"device_display_name": "Mobile",
|
|
"device_id": "QBUAZIFURK",
|
|
"prev_id": [5],
|
|
"stream_id": 6,
|
|
"user_id": remote_user_id,
|
|
},
|
|
)
|
|
)
|
|
|
|
# Check that there was one resync attempt.
|
|
self.assertEqual(self.resync_attempts, 1)
|
|
|
|
# Check that the resync attempt failed and caused the user's device list to be
|
|
# marked as stale.
|
|
need_resync = self.get_success(
|
|
store.get_user_ids_requiring_device_list_resync()
|
|
)
|
|
self.assertIn(remote_user_id, need_resync)
|
|
|
|
# Check that waiting for 30 seconds caused Synapse to retry resyncing the device
|
|
# list.
|
|
self.reactor.advance(30)
|
|
self.assertEqual(self.resync_attempts, 2)
|
|
|
|
def test_cross_signing_keys_retry(self) -> None:
|
|
"""Tests that resyncing a device list correctly processes cross-signing keys from
|
|
the remote server.
|
|
"""
|
|
remote_user_id = "@john:test_remote"
|
|
remote_master_key = "85T7JXPFBAySB/jwby4S3lBPTqY3+Zg53nYuGmu1ggY"
|
|
remote_self_signing_key = "QeIiFEjluPBtI7WQdG365QKZcFs9kqmHir6RBD0//nQ"
|
|
|
|
# Register mock device list retrieval on the federation client.
|
|
federation_client = self.hs.get_federation_client()
|
|
federation_client.query_user_devices = AsyncMock( # type: ignore[method-assign]
|
|
return_value={
|
|
"user_id": remote_user_id,
|
|
"stream_id": 1,
|
|
"devices": [],
|
|
"master_key": {
|
|
"user_id": remote_user_id,
|
|
"usage": ["master"],
|
|
"keys": {"ed25519:" + remote_master_key: remote_master_key},
|
|
},
|
|
"self_signing_key": {
|
|
"user_id": remote_user_id,
|
|
"usage": ["self_signing"],
|
|
"keys": {
|
|
"ed25519:" + remote_self_signing_key: remote_self_signing_key
|
|
},
|
|
},
|
|
}
|
|
)
|
|
|
|
# Resync the device list.
|
|
device_handler = self.hs.get_device_handler()
|
|
self.get_success(
|
|
device_handler.device_list_updater.multi_user_device_resync(
|
|
[remote_user_id]
|
|
),
|
|
)
|
|
|
|
# Retrieve the cross-signing keys for this user.
|
|
keys = self.get_success(
|
|
self.store.get_e2e_cross_signing_keys_bulk(user_ids=[remote_user_id]),
|
|
)
|
|
self.assertIn(remote_user_id, keys)
|
|
key = keys[remote_user_id]
|
|
assert key is not None
|
|
|
|
# Check that the master key is the one returned by the mock.
|
|
master_key = key["master"]
|
|
self.assertEqual(len(master_key["keys"]), 1)
|
|
self.assertTrue("ed25519:" + remote_master_key in master_key["keys"].keys())
|
|
self.assertTrue(remote_master_key in master_key["keys"].values())
|
|
|
|
# Check that the self-signing key is the one returned by the mock.
|
|
self_signing_key = key["self_signing"]
|
|
self.assertEqual(len(self_signing_key["keys"]), 1)
|
|
self.assertTrue(
|
|
"ed25519:" + remote_self_signing_key in self_signing_key["keys"].keys(),
|
|
)
|
|
self.assertTrue(remote_self_signing_key in self_signing_key["keys"].values())
|
|
|
|
|
|
class StripUnsignedFromEventsTestCase(unittest.TestCase):
|
|
def test_strip_unauthorized_unsigned_values(self) -> None:
|
|
event1 = {
|
|
"sender": "@baduser:test.serv",
|
|
"state_key": "@baduser:test.serv",
|
|
"event_id": "$event1:test.serv",
|
|
"depth": 1000,
|
|
"origin_server_ts": 1,
|
|
"type": "m.room.member",
|
|
"origin": "test.servx",
|
|
"content": {"membership": "join"},
|
|
"auth_events": [],
|
|
"unsigned": {"malicious garbage": "hackz", "more warez": "more hackz"},
|
|
}
|
|
filtered_event = event_from_pdu_json(event1, RoomVersions.V1)
|
|
# Make sure unauthorized fields are stripped from unsigned
|
|
self.assertNotIn("more warez", filtered_event.unsigned)
|
|
|
|
def test_strip_event_maintains_allowed_fields(self) -> None:
|
|
event2 = {
|
|
"sender": "@baduser:test.serv",
|
|
"state_key": "@baduser:test.serv",
|
|
"event_id": "$event2:test.serv",
|
|
"depth": 1000,
|
|
"origin_server_ts": 1,
|
|
"type": "m.room.member",
|
|
"origin": "test.servx",
|
|
"auth_events": [],
|
|
"content": {"membership": "join"},
|
|
"unsigned": {
|
|
"malicious garbage": "hackz",
|
|
"more warez": "more hackz",
|
|
"age": 14,
|
|
"invite_room_state": [],
|
|
},
|
|
}
|
|
|
|
filtered_event2 = event_from_pdu_json(event2, RoomVersions.V1)
|
|
self.assertIn("age", filtered_event2.unsigned)
|
|
self.assertEqual(14, filtered_event2.unsigned["age"])
|
|
self.assertNotIn("more warez", filtered_event2.unsigned)
|
|
# Invite_room_state is allowed in events of type m.room.member
|
|
self.assertIn("invite_room_state", filtered_event2.unsigned)
|
|
self.assertEqual([], filtered_event2.unsigned["invite_room_state"])
|
|
|
|
def test_strip_event_removes_fields_based_on_event_type(self) -> None:
|
|
event3 = {
|
|
"sender": "@baduser:test.serv",
|
|
"state_key": "@baduser:test.serv",
|
|
"event_id": "$event3:test.serv",
|
|
"depth": 1000,
|
|
"origin_server_ts": 1,
|
|
"type": "m.room.power_levels",
|
|
"origin": "test.servx",
|
|
"content": {},
|
|
"auth_events": [],
|
|
"unsigned": {
|
|
"malicious garbage": "hackz",
|
|
"more warez": "more hackz",
|
|
"age": 14,
|
|
"invite_room_state": [],
|
|
},
|
|
}
|
|
filtered_event3 = event_from_pdu_json(event3, RoomVersions.V1)
|
|
self.assertIn("age", filtered_event3.unsigned)
|
|
# Invite_room_state field is only permitted in event type m.room.member
|
|
self.assertNotIn("invite_room_state", filtered_event3.unsigned)
|
|
self.assertNotIn("more warez", filtered_event3.unsigned)
|