MatrixSynapse/tests/handlers/test_federation.py

325 lines
12 KiB
Python

# Copyright 2019 The Matrix.org Foundation C.I.C.
#
# 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.
import logging
from unittest import TestCase
from synapse.api.constants import EventTypes
from synapse.api.errors import AuthError, Codes, LimitExceededError, SynapseError
from synapse.api.room_versions import RoomVersions
from synapse.events import EventBase
from synapse.federation.federation_base import event_from_pdu_json
from synapse.logging.context import LoggingContext, run_in_background
from synapse.rest import admin
from synapse.rest.client.v1 import login, room
from tests import unittest
logger = logging.getLogger(__name__)
class FederationTestCase(unittest.HomeserverTestCase):
servlets = [
admin.register_servlets,
login.register_servlets,
room.register_servlets,
]
def make_homeserver(self, reactor, clock):
hs = self.setup_test_homeserver(federation_http_client=None)
self.handler = hs.get_federation_handler()
self.store = hs.get_datastore()
return hs
def test_exchange_revoked_invite(self):
user_id = self.register_user("kermit", "test")
tok = self.login("kermit", "test")
room_id = self.helper.create_room_as(room_creator=user_id, tok=tok)
# Send a 3PID invite event with an empty body so it's considered as a revoked one.
invite_token = "sometoken"
self.helper.send_state(
room_id=room_id,
event_type=EventTypes.ThirdPartyInvite,
state_key=invite_token,
body={},
tok=tok,
)
d = self.handler.on_exchange_third_party_invite_request(
event_dict={
"type": EventTypes.Member,
"room_id": room_id,
"sender": user_id,
"state_key": "@someone:example.org",
"content": {
"membership": "invite",
"third_party_invite": {
"display_name": "alice",
"signed": {
"mxid": "@alice:localhost",
"token": invite_token,
"signatures": {
"magic.forest": {
"ed25519:3": "fQpGIW1Snz+pwLZu6sTy2aHy/DYWWTspTJRPyNp0PKkymfIsNffysMl6ObMMFdIJhk6g6pwlIqZ54rxo8SLmAg"
}
},
},
},
},
},
)
failure = self.get_failure(d, AuthError).value
self.assertEqual(failure.code, 403, failure)
self.assertEqual(failure.errcode, Codes.FORBIDDEN, failure)
self.assertEqual(failure.msg, "You are not invited to this room.")
def test_rejected_message_event_state(self):
"""
Check that we store the state group correctly for rejected non-state events.
Regression test for #6289.
"""
OTHER_SERVER = "otherserver"
OTHER_USER = "@otheruser:" + OTHER_SERVER
# create the room
user_id = self.register_user("kermit", "test")
tok = self.login("kermit", "test")
room_id = self.helper.create_room_as(room_creator=user_id, tok=tok)
room_version = self.get_success(self.store.get_room_version(room_id))
# pretend that another server has joined
join_event = self._build_and_send_join_event(OTHER_SERVER, OTHER_USER, room_id)
# check the state group
sg = self.successResultOf(
self.store._get_state_group_for_event(join_event.event_id)
)
# build and send an event which will be rejected
ev = event_from_pdu_json(
{
"type": EventTypes.Message,
"content": {},
"room_id": room_id,
"sender": "@yetanotheruser:" + OTHER_SERVER,
"depth": join_event["depth"] + 1,
"prev_events": [join_event.event_id],
"auth_events": [],
"origin_server_ts": self.clock.time_msec(),
},
room_version,
)
with LoggingContext("send_rejected"):
d = run_in_background(self.handler.on_receive_pdu, OTHER_SERVER, ev)
self.get_success(d)
# that should have been rejected
e = self.get_success(self.store.get_event(ev.event_id, allow_rejected=True))
self.assertIsNotNone(e.rejected_reason)
# ... and the state group should be the same as before
sg2 = self.successResultOf(self.store._get_state_group_for_event(ev.event_id))
self.assertEqual(sg, sg2)
def test_rejected_state_event_state(self):
"""
Check that we store the state group correctly for rejected state events.
Regression test for #6289.
"""
OTHER_SERVER = "otherserver"
OTHER_USER = "@otheruser:" + OTHER_SERVER
# create the room
user_id = self.register_user("kermit", "test")
tok = self.login("kermit", "test")
room_id = self.helper.create_room_as(room_creator=user_id, tok=tok)
room_version = self.get_success(self.store.get_room_version(room_id))
# pretend that another server has joined
join_event = self._build_and_send_join_event(OTHER_SERVER, OTHER_USER, room_id)
# check the state group
sg = self.successResultOf(
self.store._get_state_group_for_event(join_event.event_id)
)
# build and send an event which will be rejected
ev = event_from_pdu_json(
{
"type": "org.matrix.test",
"state_key": "test_key",
"content": {},
"room_id": room_id,
"sender": "@yetanotheruser:" + OTHER_SERVER,
"depth": join_event["depth"] + 1,
"prev_events": [join_event.event_id],
"auth_events": [],
"origin_server_ts": self.clock.time_msec(),
},
room_version,
)
with LoggingContext("send_rejected"):
d = run_in_background(self.handler.on_receive_pdu, OTHER_SERVER, ev)
self.get_success(d)
# that should have been rejected
e = self.get_success(self.store.get_event(ev.event_id, allow_rejected=True))
self.assertIsNotNone(e.rejected_reason)
# ... and the state group should be the same as before
sg2 = self.successResultOf(self.store._get_state_group_for_event(ev.event_id))
self.assertEqual(sg, sg2)
@unittest.override_config(
{"rc_invites": {"per_user": {"per_second": 0.5, "burst_count": 3}}}
)
def test_invite_by_user_ratelimit(self):
"""Tests that invites from federation to a particular user are
actually rate-limited.
"""
other_server = "otherserver"
other_user = "@otheruser:" + other_server
# create the room
user_id = self.register_user("kermit", "test")
tok = self.login("kermit", "test")
def create_invite():
room_id = self.helper.create_room_as(room_creator=user_id, tok=tok)
room_version = self.get_success(self.store.get_room_version(room_id))
return event_from_pdu_json(
{
"type": EventTypes.Member,
"content": {"membership": "invite"},
"room_id": room_id,
"sender": other_user,
"state_key": "@user:test",
"depth": 32,
"prev_events": [],
"auth_events": [],
"origin_server_ts": self.clock.time_msec(),
},
room_version,
)
for _ in range(3):
event = create_invite()
self.get_success(
self.handler.on_invite_request(
other_server,
event,
event.room_version,
)
)
event = create_invite()
self.get_failure(
self.handler.on_invite_request(
other_server,
event,
event.room_version,
),
exc=LimitExceededError,
)
def _build_and_send_join_event(self, other_server, other_user, room_id):
join_event = self.get_success(
self.handler.on_make_join_request(other_server, room_id, other_user)
)
# the auth code requires that a signature exists, but doesn't check that
# signature... go figure.
join_event.signatures[other_server] = {"x": "y"}
with LoggingContext("send_join"):
d = run_in_background(
self.handler.on_send_join_request, other_server, join_event
)
self.get_success(d)
# sanity-check: the room should show that the new user is a member
r = self.get_success(self.store.get_current_state_ids(room_id))
self.assertEqual(r[(EventTypes.Member, other_user)], join_event.event_id)
return join_event
class EventFromPduTestCase(TestCase):
def test_valid_json(self):
"""Valid JSON should be turned into an event."""
ev = event_from_pdu_json(
{
"type": EventTypes.Message,
"content": {"bool": True, "null": None, "int": 1, "str": "foobar"},
"room_id": "!room:test",
"sender": "@user:test",
"depth": 1,
"prev_events": [],
"auth_events": [],
"origin_server_ts": 1234,
},
RoomVersions.V6,
)
self.assertIsInstance(ev, EventBase)
def test_invalid_numbers(self):
"""Invalid values for an integer should be rejected, all floats should be rejected."""
for value in [
-(2 ** 53),
2 ** 53,
1.0,
float("inf"),
float("-inf"),
float("nan"),
]:
with self.assertRaises(SynapseError):
event_from_pdu_json(
{
"type": EventTypes.Message,
"content": {"foo": value},
"room_id": "!room:test",
"sender": "@user:test",
"depth": 1,
"prev_events": [],
"auth_events": [],
"origin_server_ts": 1234,
},
RoomVersions.V6,
)
def test_invalid_nested(self):
"""List and dictionaries are recursively searched."""
with self.assertRaises(SynapseError):
event_from_pdu_json(
{
"type": EventTypes.Message,
"content": {"foo": [{"bar": 2 ** 56}]},
"room_id": "!room:test",
"sender": "@user:test",
"depth": 1,
"prev_events": [],
"auth_events": [],
"origin_server_ts": 1234,
},
RoomVersions.V6,
)