794 lines
26 KiB
Python
794 lines
26 KiB
Python
# Copyright 2014-2016 OpenMarket Ltd
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# Copyright 2018 New Vector
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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 gc
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import hashlib
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import hmac
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import inspect
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import logging
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import secrets
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import time
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from typing import Callable, Dict, Iterable, Optional, Tuple, Type, TypeVar, Union
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from unittest.mock import Mock, patch
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from canonicaljson import json
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from twisted.internet.defer import Deferred, ensureDeferred, succeed
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from twisted.python.failure import Failure
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from twisted.python.threadpool import ThreadPool
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from twisted.trial import unittest
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from twisted.web.resource import Resource
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from synapse import events
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from synapse.api.constants import EventTypes, Membership
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from synapse.config.homeserver import HomeServerConfig
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from synapse.config.ratelimiting import FederationRateLimitConfig
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from synapse.federation.transport import server as federation_server
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from synapse.http.server import JsonResource
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from synapse.http.site import SynapseRequest, SynapseSite
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from synapse.logging.context import (
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SENTINEL_CONTEXT,
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LoggingContext,
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current_context,
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set_current_context,
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)
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from synapse.server import HomeServer
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from synapse.types import UserID, create_requester
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from synapse.util.httpresourcetree import create_resource_tree
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from synapse.util.ratelimitutils import FederationRateLimiter
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from tests.server import FakeChannel, get_clock, make_request, setup_test_homeserver
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from tests.test_utils import event_injection, setup_awaitable_errors
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from tests.test_utils.logging_setup import setup_logging
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from tests.utils import default_config, setupdb
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setupdb()
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setup_logging()
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def around(target):
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"""A CLOS-style 'around' modifier, which wraps the original method of the
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given instance with another piece of code.
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@around(self)
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def method_name(orig, *args, **kwargs):
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return orig(*args, **kwargs)
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"""
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def _around(code):
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name = code.__name__
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orig = getattr(target, name)
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def new(*args, **kwargs):
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return code(orig, *args, **kwargs)
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setattr(target, name, new)
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return _around
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T = TypeVar("T")
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class TestCase(unittest.TestCase):
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"""A subclass of twisted.trial's TestCase which looks for 'loglevel'
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attributes on both itself and its individual test methods, to override the
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root logger's logging level while that test (case|method) runs."""
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def __init__(self, methodName, *args, **kwargs):
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super().__init__(methodName, *args, **kwargs)
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method = getattr(self, methodName)
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level = getattr(method, "loglevel", getattr(self, "loglevel", None))
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@around(self)
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def setUp(orig):
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# if we're not starting in the sentinel logcontext, then to be honest
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# all future bets are off.
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if current_context():
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self.fail(
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"Test starting with non-sentinel logging context %s"
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% (current_context(),)
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)
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old_level = logging.getLogger().level
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if level is not None and old_level != level:
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@around(self)
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def tearDown(orig):
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ret = orig()
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logging.getLogger().setLevel(old_level)
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return ret
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logging.getLogger().setLevel(level)
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# Trial messes with the warnings configuration, thus this has to be
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# done in the context of an individual TestCase.
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self.addCleanup(setup_awaitable_errors())
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return orig()
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@around(self)
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def tearDown(orig):
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ret = orig()
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# force a GC to workaround problems with deferreds leaking logcontexts when
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# they are GCed (see the logcontext docs)
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gc.collect()
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set_current_context(SENTINEL_CONTEXT)
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return ret
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def assertObjectHasAttributes(self, attrs, obj):
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"""Asserts that the given object has each of the attributes given, and
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that the value of each matches according to assertEquals."""
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for key in attrs.keys():
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if not hasattr(obj, key):
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raise AssertionError("Expected obj to have a '.%s'" % key)
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try:
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self.assertEquals(attrs[key], getattr(obj, key))
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except AssertionError as e:
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raise (type(e))(f"Assert error for '.{key}':") from e
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def assert_dict(self, required, actual):
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"""Does a partial assert of a dict.
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Args:
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required (dict): The keys and value which MUST be in 'actual'.
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actual (dict): The test result. Extra keys will not be checked.
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"""
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for key in required:
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self.assertEquals(
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required[key], actual[key], msg="%s mismatch. %s" % (key, actual)
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)
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def DEBUG(target):
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"""A decorator to set the .loglevel attribute to logging.DEBUG.
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Can apply to either a TestCase or an individual test method."""
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target.loglevel = logging.DEBUG
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return target
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def INFO(target):
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"""A decorator to set the .loglevel attribute to logging.INFO.
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Can apply to either a TestCase or an individual test method."""
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target.loglevel = logging.INFO
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return target
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def logcontext_clean(target):
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"""A decorator which marks the TestCase or method as 'logcontext_clean'
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... ie, any logcontext errors should cause a test failure
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"""
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def logcontext_error(msg):
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raise AssertionError("logcontext error: %s" % (msg))
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patcher = patch("synapse.logging.context.logcontext_error", new=logcontext_error)
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return patcher(target)
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class HomeserverTestCase(TestCase):
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"""
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A base TestCase that reduces boilerplate for HomeServer-using test cases.
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Defines a setUp method which creates a mock reactor, and instantiates a homeserver
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running on that reactor.
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There are various hooks for modifying the way that the homeserver is instantiated:
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* override make_homeserver, for example by making it pass different parameters into
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setup_test_homeserver.
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* override default_config, to return a modified configuration dictionary for use
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by setup_test_homeserver.
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* On a per-test basis, you can use the @override_config decorator to give a
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dictionary containing additional configuration settings to be added to the basic
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config dict.
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Attributes:
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servlets (list[function]): List of servlet registration function.
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user_id (str): The user ID to assume if auth is hijacked.
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hijack_auth (bool): Whether to hijack auth to return the user specified
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in user_id.
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"""
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servlets = []
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hijack_auth = True
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needs_threadpool = False
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def __init__(self, methodName, *args, **kwargs):
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super().__init__(methodName, *args, **kwargs)
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# see if we have any additional config for this test
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method = getattr(self, methodName)
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self._extra_config = getattr(method, "_extra_config", None)
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def setUp(self):
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"""
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Set up the TestCase by calling the homeserver constructor, optionally
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hijacking the authentication system to return a fixed user, and then
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calling the prepare function.
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"""
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self.reactor, self.clock = get_clock()
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self._hs_args = {"clock": self.clock, "reactor": self.reactor}
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self.hs = self.make_homeserver(self.reactor, self.clock)
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# Honour the `use_frozen_dicts` config option. We have to do this
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# manually because this is taken care of in the app `start` code, which
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# we don't run. Plus we want to reset it on tearDown.
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events.USE_FROZEN_DICTS = self.hs.config.use_frozen_dicts
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if self.hs is None:
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raise Exception("No homeserver returned from make_homeserver.")
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if not isinstance(self.hs, HomeServer):
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raise Exception("A homeserver wasn't returned, but %r" % (self.hs,))
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# create the root resource, and a site to wrap it.
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self.resource = self.create_test_resource()
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self.site = SynapseSite(
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logger_name="synapse.access.http.fake",
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site_tag=self.hs.config.server.server_name,
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config=self.hs.config.server.listeners[0],
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resource=self.resource,
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server_version_string="1",
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max_request_body_size=1234,
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reactor=self.reactor,
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)
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from tests.rest.client.v1.utils import RestHelper
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self.helper = RestHelper(self.hs, self.site, getattr(self, "user_id", None))
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if hasattr(self, "user_id"):
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if self.hijack_auth:
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# We need a valid token ID to satisfy foreign key constraints.
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token_id = self.get_success(
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self.hs.get_datastore().add_access_token_to_user(
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self.helper.auth_user_id,
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"some_fake_token",
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None,
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None,
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)
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)
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async def get_user_by_access_token(token=None, allow_guest=False):
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return {
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"user": UserID.from_string(self.helper.auth_user_id),
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"token_id": token_id,
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"is_guest": False,
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}
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async def get_user_by_req(request, allow_guest=False, rights="access"):
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return create_requester(
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UserID.from_string(self.helper.auth_user_id),
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token_id,
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False,
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False,
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None,
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)
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self.hs.get_auth().get_user_by_req = get_user_by_req
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self.hs.get_auth().get_user_by_access_token = get_user_by_access_token
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self.hs.get_auth().get_access_token_from_request = Mock(
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return_value="1234"
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)
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if self.needs_threadpool:
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self.reactor.threadpool = ThreadPool()
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self.addCleanup(self.reactor.threadpool.stop)
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self.reactor.threadpool.start()
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if hasattr(self, "prepare"):
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self.prepare(self.reactor, self.clock, self.hs)
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def tearDown(self):
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# Reset to not use frozen dicts.
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events.USE_FROZEN_DICTS = False
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def wait_on_thread(self, deferred, timeout=10):
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"""
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Wait until a Deferred is done, where it's waiting on a real thread.
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"""
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start_time = time.time()
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while not deferred.called:
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if start_time + timeout < time.time():
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raise ValueError("Timed out waiting for threadpool")
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self.reactor.advance(0.01)
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time.sleep(0.01)
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def make_homeserver(self, reactor, clock):
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"""
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Make and return a homeserver.
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Args:
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reactor: A Twisted Reactor, or something that pretends to be one.
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clock (synapse.util.Clock): The Clock, associated with the reactor.
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Returns:
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A homeserver (synapse.server.HomeServer) suitable for testing.
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Function to be overridden in subclasses.
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"""
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hs = self.setup_test_homeserver()
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return hs
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def create_test_resource(self) -> Resource:
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"""
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Create a the root resource for the test server.
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The default calls `self.create_resource_dict` and builds the resultant dict
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into a tree.
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"""
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root_resource = Resource()
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create_resource_tree(self.create_resource_dict(), root_resource)
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return root_resource
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def create_resource_dict(self) -> Dict[str, Resource]:
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"""Create a resource tree for the test server
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A resource tree is a mapping from path to twisted.web.resource.
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The default implementation creates a JsonResource and calls each function in
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`servlets` to register servlets against it.
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"""
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servlet_resource = JsonResource(self.hs)
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for servlet in self.servlets:
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servlet(self.hs, servlet_resource)
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return {
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"/_matrix/client": servlet_resource,
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"/_synapse/admin": servlet_resource,
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}
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def default_config(self):
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"""
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Get a default HomeServer config dict.
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"""
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config = default_config("test")
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# apply any additional config which was specified via the override_config
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# decorator.
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if self._extra_config is not None:
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config.update(self._extra_config)
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return config
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def prepare(self, reactor, clock, homeserver):
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"""
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Prepare for the test. This involves things like mocking out parts of
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the homeserver, or building test data common across the whole test
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suite.
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Args:
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reactor: A Twisted Reactor, or something that pretends to be one.
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clock (synapse.util.Clock): The Clock, associated with the reactor.
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homeserver (synapse.server.HomeServer): The HomeServer to test
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against.
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Function to optionally be overridden in subclasses.
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"""
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def make_request(
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self,
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method: Union[bytes, str],
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path: Union[bytes, str],
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content: Union[bytes, dict] = b"",
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access_token: Optional[str] = None,
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request: Type[T] = SynapseRequest,
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shorthand: bool = True,
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federation_auth_origin: str = None,
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content_is_form: bool = False,
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await_result: bool = True,
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custom_headers: Optional[
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Iterable[Tuple[Union[bytes, str], Union[bytes, str]]]
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] = None,
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client_ip: str = "127.0.0.1",
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) -> FakeChannel:
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"""
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Create a SynapseRequest at the path using the method and containing the
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given content.
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Args:
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method (bytes/unicode): The HTTP request method ("verb").
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path (bytes/unicode): The HTTP path, suitably URL encoded (e.g.
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escaped UTF-8 & spaces and such).
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content (bytes or dict): The body of the request. JSON-encoded, if
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a dict.
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shorthand: Whether to try and be helpful and prefix the given URL
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with the usual REST API path, if it doesn't contain it.
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federation_auth_origin (bytes|None): if set to not-None, we will add a fake
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Authorization header pretenting to be the given server name.
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content_is_form: Whether the content is URL encoded form data. Adds the
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'Content-Type': 'application/x-www-form-urlencoded' header.
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await_result: whether to wait for the request to complete rendering. If
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true (the default), will pump the test reactor until the the renderer
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tells the channel the request is finished.
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custom_headers: (name, value) pairs to add as request headers
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client_ip: The IP to use as the requesting IP. Useful for testing
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ratelimiting.
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Returns:
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The FakeChannel object which stores the result of the request.
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"""
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return make_request(
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self.reactor,
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self.site,
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method,
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path,
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content,
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access_token,
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request,
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shorthand,
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federation_auth_origin,
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content_is_form,
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await_result,
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custom_headers,
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client_ip,
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)
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def setup_test_homeserver(self, *args, **kwargs):
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"""
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Set up the test homeserver, meant to be called by the overridable
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make_homeserver. It automatically passes through the test class's
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clock & reactor.
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Args:
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See tests.utils.setup_test_homeserver.
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Returns:
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synapse.server.HomeServer
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"""
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kwargs = dict(kwargs)
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kwargs.update(self._hs_args)
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if "config" not in kwargs:
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config = self.default_config()
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else:
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config = kwargs["config"]
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# Parse the config from a config dict into a HomeServerConfig
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config_obj = HomeServerConfig()
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config_obj.parse_config_dict(config, "", "")
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kwargs["config"] = config_obj
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async def run_bg_updates():
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with LoggingContext("run_bg_updates"):
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while not await stor.db_pool.updates.has_completed_background_updates():
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await stor.db_pool.updates.do_next_background_update(1)
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hs = setup_test_homeserver(self.addCleanup, *args, **kwargs)
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stor = hs.get_datastore()
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# Run the database background updates, when running against "master".
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if hs.__class__.__name__ == "TestHomeServer":
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self.get_success(run_bg_updates())
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return hs
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def pump(self, by=0.0):
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"""
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Pump the reactor enough that Deferreds will fire.
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"""
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self.reactor.pump([by] * 100)
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def get_success(self, d, by=0.0):
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if inspect.isawaitable(d):
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d = ensureDeferred(d)
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if not isinstance(d, Deferred):
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return d
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self.pump(by=by)
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return self.successResultOf(d)
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def get_failure(self, d, exc):
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"""
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Run a Deferred and get a Failure from it. The failure must be of the type `exc`.
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"""
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if inspect.isawaitable(d):
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d = ensureDeferred(d)
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if not isinstance(d, Deferred):
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return d
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self.pump()
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return self.failureResultOf(d, exc)
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def get_success_or_raise(self, d, by=0.0):
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"""Drive deferred to completion and return result or raise exception
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on failure.
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"""
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if inspect.isawaitable(d):
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deferred = ensureDeferred(d)
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if not isinstance(deferred, Deferred):
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return d
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results: list = []
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deferred.addBoth(results.append)
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self.pump(by=by)
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if not results:
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self.fail(
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"Success result expected on {!r}, found no result instead".format(
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deferred
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)
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)
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result = results[0]
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if isinstance(result, Failure):
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result.raiseException()
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return result
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def register_user(
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|
self,
|
|
username: str,
|
|
password: str,
|
|
admin: Optional[bool] = False,
|
|
displayname: Optional[str] = None,
|
|
) -> str:
|
|
"""
|
|
Register a user. Requires the Admin API be registered.
|
|
|
|
Args:
|
|
username: The user part of the new user.
|
|
password: The password of the new user.
|
|
admin: Whether the user should be created as an admin or not.
|
|
displayname: The displayname of the new user.
|
|
|
|
Returns:
|
|
The MXID of the new user.
|
|
"""
|
|
self.hs.config.registration_shared_secret = "shared"
|
|
|
|
# Create the user
|
|
channel = self.make_request("GET", "/_synapse/admin/v1/register")
|
|
self.assertEqual(channel.code, 200, msg=channel.result)
|
|
nonce = channel.json_body["nonce"]
|
|
|
|
want_mac = hmac.new(key=b"shared", digestmod=hashlib.sha1)
|
|
nonce_str = b"\x00".join([username.encode("utf8"), password.encode("utf8")])
|
|
if admin:
|
|
nonce_str += b"\x00admin"
|
|
else:
|
|
nonce_str += b"\x00notadmin"
|
|
|
|
want_mac.update(nonce.encode("ascii") + b"\x00" + nonce_str)
|
|
want_mac = want_mac.hexdigest()
|
|
|
|
body = json.dumps(
|
|
{
|
|
"nonce": nonce,
|
|
"username": username,
|
|
"displayname": displayname,
|
|
"password": password,
|
|
"admin": admin,
|
|
"mac": want_mac,
|
|
"inhibit_login": True,
|
|
}
|
|
)
|
|
channel = self.make_request(
|
|
"POST", "/_synapse/admin/v1/register", body.encode("utf8")
|
|
)
|
|
self.assertEqual(channel.code, 200, channel.json_body)
|
|
|
|
user_id = channel.json_body["user_id"]
|
|
return user_id
|
|
|
|
def login(
|
|
self,
|
|
username,
|
|
password,
|
|
device_id=None,
|
|
custom_headers: Optional[
|
|
Iterable[Tuple[Union[bytes, str], Union[bytes, str]]]
|
|
] = None,
|
|
):
|
|
"""
|
|
Log in a user, and get an access token. Requires the Login API be
|
|
registered.
|
|
|
|
"""
|
|
body = {"type": "m.login.password", "user": username, "password": password}
|
|
if device_id:
|
|
body["device_id"] = device_id
|
|
|
|
channel = self.make_request(
|
|
"POST",
|
|
"/_matrix/client/r0/login",
|
|
json.dumps(body).encode("utf8"),
|
|
custom_headers=custom_headers,
|
|
)
|
|
self.assertEqual(channel.code, 200, channel.result)
|
|
|
|
access_token = channel.json_body["access_token"]
|
|
return access_token
|
|
|
|
def create_and_send_event(
|
|
self, room_id, user, soft_failed=False, prev_event_ids=None
|
|
):
|
|
"""
|
|
Create and send an event.
|
|
|
|
Args:
|
|
soft_failed (bool): Whether to create a soft failed event or not
|
|
prev_event_ids (list[str]|None): Explicitly set the prev events,
|
|
or if None just use the default
|
|
|
|
Returns:
|
|
str: The new event's ID.
|
|
"""
|
|
event_creator = self.hs.get_event_creation_handler()
|
|
requester = create_requester(user)
|
|
|
|
event, context = self.get_success(
|
|
event_creator.create_event(
|
|
requester,
|
|
{
|
|
"type": EventTypes.Message,
|
|
"room_id": room_id,
|
|
"sender": user.to_string(),
|
|
"content": {"body": secrets.token_hex(), "msgtype": "m.text"},
|
|
},
|
|
prev_event_ids=prev_event_ids,
|
|
)
|
|
)
|
|
|
|
if soft_failed:
|
|
event.internal_metadata.soft_failed = True
|
|
|
|
self.get_success(
|
|
event_creator.handle_new_client_event(requester, event, context)
|
|
)
|
|
|
|
return event.event_id
|
|
|
|
def add_extremity(self, room_id, event_id):
|
|
"""
|
|
Add the given event as an extremity to the room.
|
|
"""
|
|
self.get_success(
|
|
self.hs.get_datastore().db_pool.simple_insert(
|
|
table="event_forward_extremities",
|
|
values={"room_id": room_id, "event_id": event_id},
|
|
desc="test_add_extremity",
|
|
)
|
|
)
|
|
|
|
self.hs.get_datastore().get_latest_event_ids_in_room.invalidate((room_id,))
|
|
|
|
def attempt_wrong_password_login(self, username, password):
|
|
"""Attempts to login as the user with the given password, asserting
|
|
that the attempt *fails*.
|
|
"""
|
|
body = {"type": "m.login.password", "user": username, "password": password}
|
|
|
|
channel = self.make_request(
|
|
"POST", "/_matrix/client/r0/login", json.dumps(body).encode("utf8")
|
|
)
|
|
self.assertEqual(channel.code, 403, channel.result)
|
|
|
|
def inject_room_member(self, room: str, user: str, membership: Membership) -> None:
|
|
"""
|
|
Inject a membership event into a room.
|
|
|
|
Deprecated: use event_injection.inject_room_member directly
|
|
|
|
Args:
|
|
room: Room ID to inject the event into.
|
|
user: MXID of the user to inject the membership for.
|
|
membership: The membership type.
|
|
"""
|
|
self.get_success(
|
|
event_injection.inject_member_event(self.hs, room, user, membership)
|
|
)
|
|
|
|
|
|
class FederatingHomeserverTestCase(HomeserverTestCase):
|
|
"""
|
|
A federating homeserver that authenticates incoming requests as `other.example.com`.
|
|
"""
|
|
|
|
def create_resource_dict(self) -> Dict[str, Resource]:
|
|
d = super().create_resource_dict()
|
|
d["/_matrix/federation"] = TestTransportLayerServer(self.hs)
|
|
return d
|
|
|
|
|
|
class TestTransportLayerServer(JsonResource):
|
|
"""A test implementation of TransportLayerServer
|
|
|
|
authenticates incoming requests as `other.example.com`.
|
|
"""
|
|
|
|
def __init__(self, hs):
|
|
super().__init__(hs)
|
|
|
|
class Authenticator:
|
|
def authenticate_request(self, request, content):
|
|
return succeed("other.example.com")
|
|
|
|
authenticator = Authenticator()
|
|
|
|
ratelimiter = FederationRateLimiter(
|
|
hs.get_clock(),
|
|
FederationRateLimitConfig(
|
|
window_size=1,
|
|
sleep_limit=1,
|
|
sleep_msec=1,
|
|
reject_limit=1000,
|
|
concurrent_requests=1000,
|
|
),
|
|
)
|
|
|
|
federation_server.register_servlets(hs, self, authenticator, ratelimiter)
|
|
|
|
|
|
def override_config(extra_config):
|
|
"""A decorator which can be applied to test functions to give additional HS config
|
|
|
|
For use
|
|
|
|
For example:
|
|
|
|
class MyTestCase(HomeserverTestCase):
|
|
@override_config({"enable_registration": False, ...})
|
|
def test_foo(self):
|
|
...
|
|
|
|
Args:
|
|
extra_config(dict): Additional config settings to be merged into the default
|
|
config dict before instantiating the test homeserver.
|
|
"""
|
|
|
|
def decorator(func):
|
|
func._extra_config = extra_config
|
|
return func
|
|
|
|
return decorator
|
|
|
|
|
|
TV = TypeVar("TV")
|
|
|
|
|
|
def skip_unless(condition: bool, reason: str) -> Callable[[TV], TV]:
|
|
"""A test decorator which will skip the decorated test unless a condition is set
|
|
|
|
For example:
|
|
|
|
class MyTestCase(TestCase):
|
|
@skip_unless(HAS_FOO, "Cannot test without foo")
|
|
def test_foo(self):
|
|
...
|
|
|
|
Args:
|
|
condition: If true, the test will be skipped
|
|
reason: the reason to give for skipping the test
|
|
"""
|
|
|
|
def decorator(f: TV) -> TV:
|
|
if not condition:
|
|
f.skip = reason # type: ignore
|
|
return f
|
|
|
|
return decorator
|