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# -*- coding: utf-8 -*-
# Copyright 2019 Matrix.org Foundation
#
# 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 twisted.internet import defer
from synapse.config.ratelimiting import FederationRateLimitConfig
from synapse.federation.transport import server
from synapse.rest import admin
from synapse.rest.client.v1 import login, room
from synapse.util.ratelimitutils import FederationRateLimiter
from tests import unittest
class RoomComplexityTests(unittest.HomeserverTestCase):
servlets = [
admin.register_servlets,
room.register_servlets,
login.register_servlets,
]
def default_config(self, name="test"):
config = super(RoomComplexityTests, self).default_config(name=name)
config["limit_large_remote_room_joins"] = True
config["limit_large_remote_room_complexity"] = 0.05
return config
def prepare(self, reactor, clock, homeserver):
class Authenticator(object):
def authenticate_request(self, request, content):
return defer.succeed("otherserver.nottld")
ratelimiter = FederationRateLimiter(
clock,
FederationRateLimitConfig(
window_size=1,
sleep_limit=1,
sleep_msec=1,
reject_limit=1000,
concurrent_requests=1000,
),
)
server.register_servlets(
homeserver, self.resource, Authenticator(), ratelimiter
)
def test_complexity_simple(self):
u1 = self.register_user("u1", "pass")
u1_token = self.login("u1", "pass")
room_1 = self.helper.create_room_as(u1, tok=u1_token)
self.helper.send_state(
room_1, event_type="m.room.topic", body={"topic": "foo"}, tok=u1_token
)
# Get the room complexity
request, channel = self.make_request(
"GET", "/_matrix/federation/unstable/rooms/%s/complexity" % (room_1,)
)
self.render(request)
self.assertEquals(200, channel.code)
complexity = channel.json_body["v1"]
self.assertTrue(complexity > 0, complexity)
# Artificially raise the complexity
store = self.hs.get_datastore()
store.get_current_state_event_counts = lambda x: defer.succeed(500 * 1.23)
# Get the room complexity again -- make sure it's our artificial value
request, channel = self.make_request(
"GET", "/_matrix/federation/unstable/rooms/%s/complexity" % (room_1,)
)
self.render(request)
self.assertEquals(200, channel.code)
complexity = channel.json_body["v1"]
self.assertEqual(complexity, 1.23)
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