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https://mau.dev/maunium/synapse.git
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![Erik Johnston](/assets/img/avatar_default.png)
Reducing the amount of state we pull from the DB is useful as fetching state is expensive in terms of DB, CPU and memory.
638 lines
22 KiB
Python
638 lines
22 KiB
Python
# Copyright 2019 New Vector Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from typing import Optional
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from unittest.mock import Mock
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from signedjson import key, sign
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from signedjson.types import BaseKey, SigningKey
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from twisted.internet import defer
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from synapse.api.constants import EduTypes, RoomEncryptionAlgorithms
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from synapse.rest import admin
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from synapse.rest.client import login
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from synapse.types import JsonDict, ReadReceipt
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from tests.test_utils import make_awaitable
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from tests.unittest import HomeserverTestCase, override_config
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class FederationSenderReceiptsTestCases(HomeserverTestCase):
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def make_homeserver(self, reactor, clock):
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hs = self.setup_test_homeserver(
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federation_transport_client=Mock(spec=["send_transaction"]),
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)
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hs.get_storage_controllers().state.get_current_hosts_in_room = Mock(
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return_value=make_awaitable({"test", "host2"})
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)
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return hs
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@override_config({"send_federation": True})
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def test_send_receipts(self):
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mock_send_transaction = (
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self.hs.get_federation_transport_client().send_transaction
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)
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mock_send_transaction.return_value = make_awaitable({})
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sender = self.hs.get_federation_sender()
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receipt = ReadReceipt(
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"room_id", "m.read", "user_id", ["event_id"], {"ts": 1234}
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)
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self.successResultOf(defer.ensureDeferred(sender.send_read_receipt(receipt)))
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self.pump()
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# expect a call to send_transaction
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mock_send_transaction.assert_called_once()
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json_cb = mock_send_transaction.call_args[0][1]
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data = json_cb()
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self.assertEqual(
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data["edus"],
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[
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{
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"edu_type": EduTypes.RECEIPT,
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"content": {
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"room_id": {
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"m.read": {
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"user_id": {
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"event_ids": ["event_id"],
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"data": {"ts": 1234},
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}
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}
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}
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},
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}
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],
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)
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@override_config({"send_federation": True})
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def test_send_receipts_with_backoff(self):
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"""Send two receipts in quick succession; the second should be flushed, but
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only after 20ms"""
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mock_send_transaction = (
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self.hs.get_federation_transport_client().send_transaction
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)
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mock_send_transaction.return_value = make_awaitable({})
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sender = self.hs.get_federation_sender()
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receipt = ReadReceipt(
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"room_id", "m.read", "user_id", ["event_id"], {"ts": 1234}
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)
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self.successResultOf(defer.ensureDeferred(sender.send_read_receipt(receipt)))
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self.pump()
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# expect a call to send_transaction
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mock_send_transaction.assert_called_once()
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json_cb = mock_send_transaction.call_args[0][1]
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data = json_cb()
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self.assertEqual(
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data["edus"],
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[
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{
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"edu_type": EduTypes.RECEIPT,
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"content": {
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"room_id": {
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"m.read": {
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"user_id": {
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"event_ids": ["event_id"],
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"data": {"ts": 1234},
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}
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}
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}
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},
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}
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],
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)
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mock_send_transaction.reset_mock()
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# send the second RR
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receipt = ReadReceipt(
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"room_id", "m.read", "user_id", ["other_id"], {"ts": 1234}
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)
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self.successResultOf(defer.ensureDeferred(sender.send_read_receipt(receipt)))
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self.pump()
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mock_send_transaction.assert_not_called()
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self.reactor.advance(19)
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mock_send_transaction.assert_not_called()
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self.reactor.advance(10)
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mock_send_transaction.assert_called_once()
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json_cb = mock_send_transaction.call_args[0][1]
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data = json_cb()
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self.assertEqual(
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data["edus"],
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[
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{
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"edu_type": EduTypes.RECEIPT,
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"content": {
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"room_id": {
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"m.read": {
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"user_id": {
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"event_ids": ["other_id"],
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"data": {"ts": 1234},
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}
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}
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}
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},
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}
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],
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)
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class FederationSenderDevicesTestCases(HomeserverTestCase):
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servlets = [
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admin.register_servlets,
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login.register_servlets,
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]
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def make_homeserver(self, reactor, clock):
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return self.setup_test_homeserver(
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federation_transport_client=Mock(
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spec=["send_transaction", "query_user_devices"]
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),
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)
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def default_config(self):
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c = super().default_config()
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c["send_federation"] = True
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return c
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def prepare(self, reactor, clock, hs):
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# stub out `get_rooms_for_user` and `get_users_in_room` so that the
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# server thinks the user shares a room with `@user2:host2`
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def get_rooms_for_user(user_id):
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return defer.succeed({"!room:host1"})
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hs.get_datastores().main.get_rooms_for_user = get_rooms_for_user
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def get_users_in_room(room_id):
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return defer.succeed({"@user2:host2"})
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hs.get_datastores().main.get_users_in_room = get_users_in_room
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# whenever send_transaction is called, record the edu data
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self.edus = []
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self.hs.get_federation_transport_client().send_transaction.side_effect = (
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self.record_transaction
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)
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def record_transaction(self, txn, json_cb):
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data = json_cb()
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self.edus.extend(data["edus"])
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return defer.succeed({})
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def test_send_device_updates(self):
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"""Basic case: each device update should result in an EDU"""
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# create a device
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u1 = self.register_user("user", "pass")
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self.login(u1, "pass", device_id="D1")
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# expect one edu
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self.assertEqual(len(self.edus), 1)
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stream_id = self.check_device_update_edu(self.edus.pop(0), u1, "D1", None)
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# We queue up device list updates to be sent over federation, so we
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# advance to clear the queue.
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self.reactor.advance(1)
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# a second call should produce no new device EDUs
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self.hs.get_federation_sender().send_device_messages("host2")
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self.assertEqual(self.edus, [])
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# a second device
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self.login("user", "pass", device_id="D2")
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self.assertEqual(len(self.edus), 1)
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self.check_device_update_edu(self.edus.pop(0), u1, "D2", stream_id)
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def test_dont_send_device_updates_for_remote_users(self):
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"""Check that we don't send device updates for remote users"""
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# Send the server a device list EDU for the other user, this will cause
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# it to try and resync the device lists.
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self.hs.get_federation_transport_client().query_user_devices.return_value = (
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make_awaitable(
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{
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"stream_id": "1",
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"user_id": "@user2:host2",
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"devices": [{"device_id": "D1"}],
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}
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)
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)
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self.get_success(
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self.hs.get_device_handler().device_list_updater.incoming_device_list_update(
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"host2",
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{
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"user_id": "@user2:host2",
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"device_id": "D1",
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"stream_id": "1",
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"prev_ids": [],
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},
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)
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)
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self.reactor.advance(1)
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# We shouldn't see an EDU for that update
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self.assertEqual(self.edus, [])
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# Check that we did successfully process the inbound EDU (otherwise this
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# test would pass if we failed to process the EDU)
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devices = self.get_success(
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self.hs.get_datastores().main.get_cached_devices_for_user("@user2:host2")
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)
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self.assertIn("D1", devices)
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def test_upload_signatures(self):
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"""Uploading signatures on some devices should produce updates for that user"""
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e2e_handler = self.hs.get_e2e_keys_handler()
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# register two devices
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u1 = self.register_user("user", "pass")
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self.login(u1, "pass", device_id="D1")
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self.login(u1, "pass", device_id="D2")
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# expect two edus
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self.assertEqual(len(self.edus), 2)
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stream_id = None
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stream_id = self.check_device_update_edu(self.edus.pop(0), u1, "D1", stream_id)
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stream_id = self.check_device_update_edu(self.edus.pop(0), u1, "D2", stream_id)
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# upload signing keys for each device
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device1_signing_key = self.generate_and_upload_device_signing_key(u1, "D1")
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device2_signing_key = self.generate_and_upload_device_signing_key(u1, "D2")
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# We queue up device list updates to be sent over federation, so we
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# advance to clear the queue.
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self.reactor.advance(1)
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# expect two more edus
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self.assertEqual(len(self.edus), 2)
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stream_id = self.check_device_update_edu(self.edus.pop(0), u1, "D1", stream_id)
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stream_id = self.check_device_update_edu(self.edus.pop(0), u1, "D2", stream_id)
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# upload master key and self-signing key
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master_signing_key = generate_self_id_key()
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master_key = {
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"user_id": u1,
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"usage": ["master"],
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"keys": {key_id(master_signing_key): encode_pubkey(master_signing_key)},
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}
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# private key: HvQBbU+hc2Zr+JP1sE0XwBe1pfZZEYtJNPJLZJtS+F8
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selfsigning_signing_key = generate_self_id_key()
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selfsigning_key = {
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"user_id": u1,
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"usage": ["self_signing"],
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"keys": {
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key_id(selfsigning_signing_key): encode_pubkey(selfsigning_signing_key)
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},
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}
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sign.sign_json(selfsigning_key, u1, master_signing_key)
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cross_signing_keys = {
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"master_key": master_key,
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"self_signing_key": selfsigning_key,
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}
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self.get_success(
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e2e_handler.upload_signing_keys_for_user(u1, cross_signing_keys)
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)
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# We queue up device list updates to be sent over federation, so we
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# advance to clear the queue.
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self.reactor.advance(1)
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# expect signing key update edu
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self.assertEqual(len(self.edus), 2)
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self.assertEqual(self.edus.pop(0)["edu_type"], EduTypes.SIGNING_KEY_UPDATE)
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self.assertEqual(
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self.edus.pop(0)["edu_type"], EduTypes.UNSTABLE_SIGNING_KEY_UPDATE
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)
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# sign the devices
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d1_json = build_device_dict(u1, "D1", device1_signing_key)
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sign.sign_json(d1_json, u1, selfsigning_signing_key)
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d2_json = build_device_dict(u1, "D2", device2_signing_key)
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sign.sign_json(d2_json, u1, selfsigning_signing_key)
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ret = self.get_success(
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e2e_handler.upload_signatures_for_device_keys(
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u1,
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{u1: {"D1": d1_json, "D2": d2_json}},
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)
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)
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self.assertEqual(ret["failures"], {})
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# We queue up device list updates to be sent over federation, so we
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# advance to clear the queue.
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self.reactor.advance(1)
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# expect two edus, in one or two transactions. We don't know what order the
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# devices will be updated.
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self.assertEqual(len(self.edus), 2)
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stream_id = None # FIXME: there is a discontinuity in the stream IDs: see #7142
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for edu in self.edus:
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self.assertEqual(edu["edu_type"], EduTypes.DEVICE_LIST_UPDATE)
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c = edu["content"]
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if stream_id is not None:
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self.assertEqual(c["prev_id"], [stream_id])
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self.assertGreaterEqual(c["stream_id"], stream_id)
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stream_id = c["stream_id"]
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devices = {edu["content"]["device_id"] for edu in self.edus}
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self.assertEqual({"D1", "D2"}, devices)
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def test_delete_devices(self):
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"""If devices are deleted, that should result in EDUs too"""
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# create devices
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u1 = self.register_user("user", "pass")
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self.login("user", "pass", device_id="D1")
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self.login("user", "pass", device_id="D2")
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self.login("user", "pass", device_id="D3")
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# We queue up device list updates to be sent over federation, so we
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# advance to clear the queue.
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self.reactor.advance(1)
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# expect three edus
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self.assertEqual(len(self.edus), 3)
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stream_id = self.check_device_update_edu(self.edus.pop(0), u1, "D1", None)
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stream_id = self.check_device_update_edu(self.edus.pop(0), u1, "D2", stream_id)
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stream_id = self.check_device_update_edu(self.edus.pop(0), u1, "D3", stream_id)
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# delete them again
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self.get_success(
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self.hs.get_device_handler().delete_devices(u1, ["D1", "D2", "D3"])
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)
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# We queue up device list updates to be sent over federation, so we
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# advance to clear the queue.
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self.reactor.advance(1)
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# expect three edus, in an unknown order
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self.assertEqual(len(self.edus), 3)
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for edu in self.edus:
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self.assertEqual(edu["edu_type"], EduTypes.DEVICE_LIST_UPDATE)
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c = edu["content"]
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self.assertGreaterEqual(
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c.items(),
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{"user_id": u1, "prev_id": [stream_id], "deleted": True}.items(),
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)
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self.assertGreaterEqual(c["stream_id"], stream_id)
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stream_id = c["stream_id"]
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devices = {edu["content"]["device_id"] for edu in self.edus}
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self.assertEqual({"D1", "D2", "D3"}, devices)
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def test_unreachable_server(self):
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"""If the destination server is unreachable, all the updates should get sent on
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recovery
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"""
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mock_send_txn = self.hs.get_federation_transport_client().send_transaction
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mock_send_txn.side_effect = lambda t, cb: defer.fail(AssertionError("fail"))
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# create devices
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u1 = self.register_user("user", "pass")
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self.login("user", "pass", device_id="D1")
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self.login("user", "pass", device_id="D2")
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self.login("user", "pass", device_id="D3")
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# delete them again
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self.get_success(
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self.hs.get_device_handler().delete_devices(u1, ["D1", "D2", "D3"])
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)
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# We queue up device list updates to be sent over federation, so we
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# advance to clear the queue.
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self.reactor.advance(1)
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self.assertGreaterEqual(mock_send_txn.call_count, 4)
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# recover the server
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mock_send_txn.side_effect = self.record_transaction
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self.hs.get_federation_sender().send_device_messages("host2")
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# We queue up device list updates to be sent over federation, so we
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# advance to clear the queue.
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self.reactor.advance(1)
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# for each device, there should be a single update
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self.assertEqual(len(self.edus), 3)
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stream_id = None
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for edu in self.edus:
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self.assertEqual(edu["edu_type"], EduTypes.DEVICE_LIST_UPDATE)
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c = edu["content"]
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self.assertEqual(c["prev_id"], [stream_id] if stream_id is not None else [])
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if stream_id is not None:
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self.assertGreaterEqual(c["stream_id"], stream_id)
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stream_id = c["stream_id"]
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devices = {edu["content"]["device_id"] for edu in self.edus}
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self.assertEqual({"D1", "D2", "D3"}, devices)
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def test_prune_outbound_device_pokes1(self):
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"""If a destination is unreachable, and the updates are pruned, we should get
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a single update.
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This case tests the behaviour when the server has never been reachable.
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"""
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mock_send_txn = self.hs.get_federation_transport_client().send_transaction
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mock_send_txn.side_effect = lambda t, cb: defer.fail(AssertionError("fail"))
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# create devices
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u1 = self.register_user("user", "pass")
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self.login("user", "pass", device_id="D1")
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self.login("user", "pass", device_id="D2")
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self.login("user", "pass", device_id="D3")
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# delete them again
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self.get_success(
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self.hs.get_device_handler().delete_devices(u1, ["D1", "D2", "D3"])
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)
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# We queue up device list updates to be sent over federation, so we
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# advance to clear the queue.
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self.reactor.advance(1)
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self.assertGreaterEqual(mock_send_txn.call_count, 4)
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# run the prune job
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self.reactor.advance(10)
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self.get_success(
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self.hs.get_datastores().main._prune_old_outbound_device_pokes(prune_age=1)
|
|
)
|
|
|
|
# recover the server
|
|
mock_send_txn.side_effect = self.record_transaction
|
|
self.hs.get_federation_sender().send_device_messages("host2")
|
|
|
|
# We queue up device list updates to be sent over federation, so we
|
|
# advance to clear the queue.
|
|
self.reactor.advance(1)
|
|
|
|
# there should be a single update for this user.
|
|
self.assertEqual(len(self.edus), 1)
|
|
edu = self.edus.pop(0)
|
|
self.assertEqual(edu["edu_type"], EduTypes.DEVICE_LIST_UPDATE)
|
|
c = edu["content"]
|
|
|
|
# synapse uses an empty prev_id list to indicate "needs a full resync".
|
|
self.assertEqual(c["prev_id"], [])
|
|
|
|
def test_prune_outbound_device_pokes2(self):
|
|
"""If a destination is unreachable, and the updates are pruned, we should get
|
|
a single update.
|
|
|
|
This case tests the behaviour when the server was reachable, but then goes
|
|
offline.
|
|
"""
|
|
|
|
# create first device
|
|
u1 = self.register_user("user", "pass")
|
|
self.login("user", "pass", device_id="D1")
|
|
|
|
# expect the update EDU
|
|
self.assertEqual(len(self.edus), 1)
|
|
self.check_device_update_edu(self.edus.pop(0), u1, "D1", None)
|
|
|
|
# now the server goes offline
|
|
mock_send_txn = self.hs.get_federation_transport_client().send_transaction
|
|
mock_send_txn.side_effect = lambda t, cb: defer.fail(AssertionError("fail"))
|
|
|
|
self.login("user", "pass", device_id="D2")
|
|
self.login("user", "pass", device_id="D3")
|
|
|
|
# We queue up device list updates to be sent over federation, so we
|
|
# advance to clear the queue.
|
|
self.reactor.advance(1)
|
|
|
|
# delete them again
|
|
self.get_success(
|
|
self.hs.get_device_handler().delete_devices(u1, ["D1", "D2", "D3"])
|
|
)
|
|
|
|
self.assertGreaterEqual(mock_send_txn.call_count, 3)
|
|
|
|
# run the prune job
|
|
self.reactor.advance(10)
|
|
self.get_success(
|
|
self.hs.get_datastores().main._prune_old_outbound_device_pokes(prune_age=1)
|
|
)
|
|
|
|
# recover the server
|
|
mock_send_txn.side_effect = self.record_transaction
|
|
self.hs.get_federation_sender().send_device_messages("host2")
|
|
|
|
# We queue up device list updates to be sent over federation, so we
|
|
# advance to clear the queue.
|
|
self.reactor.advance(1)
|
|
|
|
# ... and we should get a single update for this user.
|
|
self.assertEqual(len(self.edus), 1)
|
|
edu = self.edus.pop(0)
|
|
self.assertEqual(edu["edu_type"], EduTypes.DEVICE_LIST_UPDATE)
|
|
c = edu["content"]
|
|
|
|
# synapse uses an empty prev_id list to indicate "needs a full resync".
|
|
self.assertEqual(c["prev_id"], [])
|
|
|
|
def check_device_update_edu(
|
|
self,
|
|
edu: JsonDict,
|
|
user_id: str,
|
|
device_id: str,
|
|
prev_stream_id: Optional[int],
|
|
) -> int:
|
|
"""Check that the given EDU is an update for the given device
|
|
Returns the stream_id.
|
|
"""
|
|
self.assertEqual(edu["edu_type"], EduTypes.DEVICE_LIST_UPDATE)
|
|
content = edu["content"]
|
|
|
|
expected = {
|
|
"user_id": user_id,
|
|
"device_id": device_id,
|
|
"prev_id": [prev_stream_id] if prev_stream_id is not None else [],
|
|
}
|
|
|
|
self.assertLessEqual(expected.items(), content.items())
|
|
if prev_stream_id is not None:
|
|
self.assertGreaterEqual(content["stream_id"], prev_stream_id)
|
|
return content["stream_id"]
|
|
|
|
def check_signing_key_update_txn(
|
|
self,
|
|
txn: JsonDict,
|
|
) -> None:
|
|
"""Check that the txn has an EDU with a signing key update."""
|
|
edus = txn["edus"]
|
|
self.assertEqual(len(edus), 2)
|
|
|
|
def generate_and_upload_device_signing_key(
|
|
self, user_id: str, device_id: str
|
|
) -> SigningKey:
|
|
"""Generate a signing keypair for the given device, and upload it"""
|
|
sk = key.generate_signing_key(device_id)
|
|
|
|
device_dict = build_device_dict(user_id, device_id, sk)
|
|
|
|
self.get_success(
|
|
self.hs.get_e2e_keys_handler().upload_keys_for_user(
|
|
user_id,
|
|
device_id,
|
|
{"device_keys": device_dict},
|
|
)
|
|
)
|
|
return sk
|
|
|
|
|
|
def generate_self_id_key() -> SigningKey:
|
|
"""generate a signing key whose version is its public key
|
|
|
|
... as used by the cross-signing-keys.
|
|
"""
|
|
k = key.generate_signing_key("x")
|
|
k.version = encode_pubkey(k)
|
|
return k
|
|
|
|
|
|
def key_id(k: BaseKey) -> str:
|
|
return "%s:%s" % (k.alg, k.version)
|
|
|
|
|
|
def encode_pubkey(sk: SigningKey) -> str:
|
|
"""Encode the public key corresponding to the given signing key as base64"""
|
|
return key.encode_verify_key_base64(key.get_verify_key(sk))
|
|
|
|
|
|
def build_device_dict(user_id: str, device_id: str, sk: SigningKey):
|
|
"""Build a dict representing the given device"""
|
|
return {
|
|
"user_id": user_id,
|
|
"device_id": device_id,
|
|
"algorithms": [
|
|
"m.olm.curve25519-aes-sha2",
|
|
RoomEncryptionAlgorithms.MEGOLM_V1_AES_SHA2,
|
|
],
|
|
"keys": {
|
|
"curve25519:" + device_id: "curve25519+key",
|
|
key_id(sk): encode_pubkey(sk),
|
|
},
|
|
}
|