444 lines
14 KiB
Python
444 lines
14 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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# Copyright 2018 New Vector
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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 logging
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from mock import Mock
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from canonicaljson import json
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import twisted
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import twisted.logger
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from twisted.internet.defer import Deferred
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from twisted.trial import unittest
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from synapse.config.homeserver import HomeServerConfig
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from synapse.http.server import JsonResource
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from synapse.http.site import SynapseRequest
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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.logcontext import LoggingContext
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from tests.server import get_clock, make_request, render, setup_test_homeserver
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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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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(TestCase, self).__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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# enable debugging of delayed calls - this means that we get a
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# traceback when a unit test exits leaving things on the reactor.
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twisted.internet.base.DelayedCall.debug = True
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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 LoggingContext.current_context() is not LoggingContext.sentinel:
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self.fail(
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"Test starting with non-sentinel logging context %s"
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% (LoggingContext.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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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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LoggingContext.set_current_context(LoggingContext.sentinel)
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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, value) in attrs.items():
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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))(e.message + " for '.%s'" % key)
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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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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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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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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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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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# Register the resources
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self.resource = self.create_test_json_resource()
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from tests.rest.client.v1.utils import RestHelper
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self.helper = RestHelper(self.hs, self.resource, 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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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": 1,
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"is_guest": False,
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}
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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), 1, False, 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 hasattr(self, "prepare"):
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self.prepare(self.reactor, self.clock, self.hs)
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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_json_resource(self):
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"""
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Create a test JsonResource, with the relevant servlets registerd to it
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The default implementation calls each function in `servlets` to do the
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registration.
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Returns:
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JsonResource:
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"""
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resource = JsonResource(self.hs)
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for servlet in self.servlets:
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servlet(self.hs, resource)
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return resource
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def default_config(self, name="test"):
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"""
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Get a default HomeServer config dict.
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Args:
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name (str): The homeserver name/domain.
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"""
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return default_config(name)
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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,
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path,
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content=b"",
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access_token=None,
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request=SynapseRequest,
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shorthand=True,
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federation_auth_origin=None,
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):
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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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Returns:
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Tuple[synapse.http.site.SynapseRequest, channel]
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"""
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if isinstance(content, dict):
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content = json.dumps(content).encode('utf8')
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return make_request(
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self.reactor,
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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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)
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def render(self, request):
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"""
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Render a request against the resources registered by the test class's
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servlets.
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Args:
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request (synapse.http.site.SynapseRequest): The request to render.
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"""
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render(request, self.resource, self.reactor)
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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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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.
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if hasattr(stor, "do_next_background_update"):
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while not self.get_success(stor.has_completed_background_updates()):
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self.get_success(stor.do_next_background_update(1))
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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 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 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 register_user(self, username, password, admin=False):
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"""
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Register a user. Requires the Admin API be registered.
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Args:
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username (bytes/unicode): The user part of the new user.
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password (bytes/unicode): The password of the new user.
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admin (bool): Whether the user should be created as an admin
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or not.
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Returns:
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The MXID of the new user (unicode).
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"""
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self.hs.config.registration_shared_secret = u"shared"
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# Create the user
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request, channel = self.make_request("GET", "/_matrix/client/r0/admin/register")
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self.render(request)
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nonce = channel.json_body["nonce"]
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want_mac = hmac.new(key=b"shared", digestmod=hashlib.sha1)
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nonce_str = b"\x00".join([username.encode('utf8'), password.encode('utf8')])
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if admin:
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nonce_str += b"\x00admin"
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else:
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nonce_str += b"\x00notadmin"
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want_mac.update(nonce.encode('ascii') + b"\x00" + nonce_str)
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want_mac = want_mac.hexdigest()
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body = json.dumps(
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{
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"nonce": nonce,
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"username": username,
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"password": password,
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"admin": admin,
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"mac": want_mac,
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}
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)
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request, channel = self.make_request(
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"POST", "/_matrix/client/r0/admin/register", body.encode('utf8')
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)
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self.render(request)
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self.assertEqual(channel.code, 200)
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user_id = channel.json_body["user_id"]
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return user_id
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def login(self, username, password, device_id=None):
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"""
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Log in a user, and get an access token. Requires the Login API be
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registered.
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"""
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body = {"type": "m.login.password", "user": username, "password": password}
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if device_id:
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body["device_id"] = device_id
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request, channel = self.make_request(
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"POST", "/_matrix/client/r0/login", json.dumps(body).encode('utf8')
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)
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self.render(request)
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self.assertEqual(channel.code, 200, channel.result)
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access_token = channel.json_body["access_token"]
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return access_token
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