337 lines
13 KiB
Python
337 lines
13 KiB
Python
# Copyright 2018 New Vector Ltd
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# Copyright 2019 Matrix.org Federation C.I.C
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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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import logging
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from http import HTTPStatus
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from parameterized import parameterized
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from twisted.test.proto_helpers import MemoryReactor
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from synapse.api.room_versions import KNOWN_ROOM_VERSIONS
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from synapse.config.server import DEFAULT_ROOM_VERSION
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from synapse.events import EventBase, make_event_from_dict
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from synapse.federation.federation_server import server_matches_acl_event
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from synapse.rest import admin
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from synapse.rest.client import login, room
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from synapse.server import HomeServer
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from synapse.types import JsonDict
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from synapse.util import Clock
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from tests import unittest
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from tests.unittest import override_config
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class FederationServerTests(unittest.FederatingHomeserverTestCase):
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servlets = [
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admin.register_servlets,
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room.register_servlets,
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login.register_servlets,
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]
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@parameterized.expand([(b"",), (b"foo",), (b'{"limit": Infinity}',)])
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def test_bad_request(self, query_content: bytes) -> None:
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"""
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Querying with bad data returns a reasonable error code.
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"""
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u1 = self.register_user("u1", "pass")
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u1_token = self.login("u1", "pass")
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room_1 = self.helper.create_room_as(u1, tok=u1_token)
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self.inject_room_member(room_1, "@user:other.example.com", "join")
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"/get_missing_events/(?P<room_id>[^/]*)/?"
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channel = self.make_request(
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"POST",
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"/_matrix/federation/v1/get_missing_events/%s" % (room_1,),
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query_content,
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)
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self.assertEqual(HTTPStatus.BAD_REQUEST, channel.code, channel.result)
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self.assertEqual(channel.json_body["errcode"], "M_NOT_JSON")
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class ServerACLsTestCase(unittest.TestCase):
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def test_blacklisted_server(self) -> None:
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e = _create_acl_event({"allow": ["*"], "deny": ["evil.com"]})
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logging.info("ACL event: %s", e.content)
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self.assertFalse(server_matches_acl_event("evil.com", e))
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self.assertFalse(server_matches_acl_event("EVIL.COM", e))
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self.assertTrue(server_matches_acl_event("evil.com.au", e))
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self.assertTrue(server_matches_acl_event("honestly.not.evil.com", e))
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def test_block_ip_literals(self) -> None:
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e = _create_acl_event({"allow_ip_literals": False, "allow": ["*"]})
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logging.info("ACL event: %s", e.content)
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self.assertFalse(server_matches_acl_event("1.2.3.4", e))
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self.assertTrue(server_matches_acl_event("1a.2.3.4", e))
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self.assertFalse(server_matches_acl_event("[1:2::]", e))
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self.assertTrue(server_matches_acl_event("1:2:3:4", e))
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def test_wildcard_matching(self) -> None:
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e = _create_acl_event({"allow": ["good*.com"]})
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self.assertTrue(
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server_matches_acl_event("good.com", e),
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"* matches 0 characters",
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)
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self.assertTrue(
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server_matches_acl_event("GOOD.COM", e),
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"pattern is case-insensitive",
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)
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self.assertTrue(
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server_matches_acl_event("good.aa.com", e),
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"* matches several characters, including '.'",
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)
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self.assertFalse(
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server_matches_acl_event("ishgood.com", e),
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"pattern does not allow prefixes",
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)
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class StateQueryTests(unittest.FederatingHomeserverTestCase):
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servlets = [
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admin.register_servlets,
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room.register_servlets,
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login.register_servlets,
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]
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def test_needs_to_be_in_room(self) -> None:
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"""/v1/state/<room_id> requires the server to be in the room"""
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u1 = self.register_user("u1", "pass")
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u1_token = self.login("u1", "pass")
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room_1 = self.helper.create_room_as(u1, tok=u1_token)
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channel = self.make_signed_federation_request(
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"GET", "/_matrix/federation/v1/state/%s?event_id=xyz" % (room_1,)
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)
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self.assertEqual(HTTPStatus.FORBIDDEN, channel.code, channel.result)
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self.assertEqual(channel.json_body["errcode"], "M_FORBIDDEN")
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class SendJoinFederationTests(unittest.FederatingHomeserverTestCase):
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servlets = [
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admin.register_servlets,
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room.register_servlets,
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login.register_servlets,
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]
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def prepare(self, reactor: MemoryReactor, clock: Clock, hs: HomeServer) -> None:
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super().prepare(reactor, clock, hs)
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self._storage_controllers = hs.get_storage_controllers()
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# create the room
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creator_user_id = self.register_user("kermit", "test")
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tok = self.login("kermit", "test")
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self._room_id = self.helper.create_room_as(
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room_creator=creator_user_id, tok=tok
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)
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# a second member on the orgin HS
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second_member_user_id = self.register_user("fozzie", "bear")
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tok2 = self.login("fozzie", "bear")
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self.helper.join(self._room_id, second_member_user_id, tok=tok2)
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def _make_join(self, user_id: str) -> JsonDict:
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channel = self.make_signed_federation_request(
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"GET",
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f"/_matrix/federation/v1/make_join/{self._room_id}/{user_id}"
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f"?ver={DEFAULT_ROOM_VERSION}",
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)
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self.assertEqual(channel.code, HTTPStatus.OK, channel.json_body)
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return channel.json_body
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def test_send_join(self) -> None:
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"""happy-path test of send_join"""
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joining_user = "@misspiggy:" + self.OTHER_SERVER_NAME
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join_result = self._make_join(joining_user)
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join_event_dict = join_result["event"]
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self.add_hashes_and_signatures_from_other_server(
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join_event_dict,
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KNOWN_ROOM_VERSIONS[DEFAULT_ROOM_VERSION],
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)
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channel = self.make_signed_federation_request(
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"PUT",
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f"/_matrix/federation/v2/send_join/{self._room_id}/x",
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content=join_event_dict,
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)
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self.assertEqual(channel.code, HTTPStatus.OK, channel.json_body)
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# we should get complete room state back
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returned_state = [
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(ev["type"], ev["state_key"]) for ev in channel.json_body["state"]
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]
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self.assertCountEqual(
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returned_state,
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[
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("m.room.create", ""),
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("m.room.power_levels", ""),
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("m.room.join_rules", ""),
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("m.room.history_visibility", ""),
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("m.room.member", "@kermit:test"),
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("m.room.member", "@fozzie:test"),
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# nb: *not* the joining user
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],
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)
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# also check the auth chain
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returned_auth_chain_events = [
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(ev["type"], ev["state_key"]) for ev in channel.json_body["auth_chain"]
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]
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self.assertCountEqual(
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returned_auth_chain_events,
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[
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("m.room.create", ""),
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("m.room.member", "@kermit:test"),
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("m.room.power_levels", ""),
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("m.room.join_rules", ""),
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],
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)
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# the room should show that the new user is a member
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r = self.get_success(
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self._storage_controllers.state.get_current_state(self._room_id)
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)
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self.assertEqual(r[("m.room.member", joining_user)].membership, "join")
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def test_send_join_partial_state(self) -> None:
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"""/send_join should return partial state, if requested"""
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joining_user = "@misspiggy:" + self.OTHER_SERVER_NAME
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join_result = self._make_join(joining_user)
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join_event_dict = join_result["event"]
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self.add_hashes_and_signatures_from_other_server(
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join_event_dict,
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KNOWN_ROOM_VERSIONS[DEFAULT_ROOM_VERSION],
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)
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channel = self.make_signed_federation_request(
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"PUT",
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f"/_matrix/federation/v2/send_join/{self._room_id}/x?omit_members=true",
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content=join_event_dict,
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)
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self.assertEqual(channel.code, HTTPStatus.OK, channel.json_body)
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# expect a reduced room state
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returned_state = [
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(ev["type"], ev["state_key"]) for ev in channel.json_body["state"]
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]
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self.assertCountEqual(
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returned_state,
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[
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("m.room.create", ""),
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("m.room.power_levels", ""),
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("m.room.join_rules", ""),
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("m.room.history_visibility", ""),
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# Users included here because they're heroes.
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("m.room.member", "@kermit:test"),
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("m.room.member", "@fozzie:test"),
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],
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)
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# the auth chain should not include anything already in "state"
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returned_auth_chain_events = [
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(ev["type"], ev["state_key"]) for ev in channel.json_body["auth_chain"]
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]
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self.assertCountEqual(
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returned_auth_chain_events,
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# TODO: change the test so that we get at least one event in the auth chain
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# here.
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[],
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)
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# the room should show that the new user is a member
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r = self.get_success(
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self._storage_controllers.state.get_current_state(self._room_id)
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)
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self.assertEqual(r[("m.room.member", joining_user)].membership, "join")
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@override_config({"rc_joins_per_room": {"per_second": 0, "burst_count": 3}})
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def test_make_join_respects_room_join_rate_limit(self) -> None:
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# In the test setup, two users join the room. Since the rate limiter burst
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# count is 3, a new make_join request to the room should be accepted.
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joining_user = "@ronniecorbett:" + self.OTHER_SERVER_NAME
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self._make_join(joining_user)
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# Now have a new local user join the room. This saturates the rate limiter
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# bucket, so the next make_join should be denied.
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new_local_user = self.register_user("animal", "animal")
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token = self.login("animal", "animal")
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self.helper.join(self._room_id, new_local_user, tok=token)
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joining_user = "@ronniebarker:" + self.OTHER_SERVER_NAME
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channel = self.make_signed_federation_request(
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"GET",
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f"/_matrix/federation/v1/make_join/{self._room_id}/{joining_user}"
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f"?ver={DEFAULT_ROOM_VERSION}",
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)
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self.assertEqual(channel.code, HTTPStatus.TOO_MANY_REQUESTS, channel.json_body)
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@override_config({"rc_joins_per_room": {"per_second": 0, "burst_count": 3}})
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def test_send_join_contributes_to_room_join_rate_limit_and_is_limited(self) -> None:
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# Make two make_join requests up front. (These are rate limited, but do not
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# contribute to the rate limit.)
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join_event_dicts = []
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for i in range(2):
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joining_user = f"@misspiggy{i}:{self.OTHER_SERVER_NAME}"
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join_result = self._make_join(joining_user)
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join_event_dict = join_result["event"]
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self.add_hashes_and_signatures_from_other_server(
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join_event_dict,
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KNOWN_ROOM_VERSIONS[DEFAULT_ROOM_VERSION],
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)
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join_event_dicts.append(join_event_dict)
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# In the test setup, two users join the room. Since the rate limiter burst
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# count is 3, the first send_join should be accepted...
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channel = self.make_signed_federation_request(
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"PUT",
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f"/_matrix/federation/v2/send_join/{self._room_id}/join0",
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content=join_event_dicts[0],
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)
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self.assertEqual(channel.code, 200, channel.json_body)
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# ... but the second should be denied.
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channel = self.make_signed_federation_request(
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"PUT",
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f"/_matrix/federation/v2/send_join/{self._room_id}/join1",
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content=join_event_dicts[1],
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)
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self.assertEqual(channel.code, HTTPStatus.TOO_MANY_REQUESTS, channel.json_body)
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# NB: we could write a test which checks that the send_join event is seen
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# by other workers over replication, and that they update their rate limit
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# buckets accordingly. I'm going to assume that the join event gets sent over
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# replication, at which point the tests.handlers.room_member test
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# test_local_users_joining_on_another_worker_contribute_to_rate_limit
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# is probably sufficient to reassure that the bucket is updated.
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def _create_acl_event(content: JsonDict) -> EventBase:
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return make_event_from_dict(
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{
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"room_id": "!a:b",
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"event_id": "$a:b",
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"type": "m.room.server_acls",
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"sender": "@a:b",
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"content": content,
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}
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)
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