424 lines
14 KiB
Python
424 lines
14 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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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 hashlib
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from inspect import getcallargs
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from six.moves.urllib import parse as urlparse
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from mock import Mock, patch
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from twisted.internet import defer, reactor
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from synapse.api.errors import CodeMessageException, cs_error
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from synapse.federation.transport import server
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from synapse.http.server import HttpServer
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from synapse.server import HomeServer
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from synapse.storage import PostgresEngine
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from synapse.storage.engines import create_engine
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from synapse.storage.prepare_database import prepare_database
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from synapse.util.logcontext import LoggingContext
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from synapse.util.ratelimitutils import FederationRateLimiter
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# set this to True to run the tests against postgres instead of sqlite.
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# It requires you to have a local postgres database called synapse_test, within
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# which ALL TABLES WILL BE DROPPED
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USE_POSTGRES_FOR_TESTS = False
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@defer.inlineCallbacks
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def setup_test_homeserver(name="test", datastore=None, config=None, **kargs):
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"""Setup a homeserver suitable for running tests against. Keyword arguments
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are passed to the Homeserver constructor. If no datastore is supplied a
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datastore backed by an in-memory sqlite db will be given to the HS.
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"""
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if config is None:
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config = Mock()
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config.signing_key = [MockKey()]
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config.event_cache_size = 1
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config.enable_registration = True
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config.macaroon_secret_key = "not even a little secret"
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config.expire_access_token = False
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config.server_name = name
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config.trusted_third_party_id_servers = []
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config.room_invite_state_types = []
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config.password_providers = []
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config.worker_replication_url = ""
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config.worker_app = None
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config.email_enable_notifs = False
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config.block_non_admin_invites = False
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config.federation_domain_whitelist = None
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config.federation_rc_reject_limit = 10
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config.federation_rc_sleep_limit = 10
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config.federation_rc_concurrent = 10
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config.filter_timeline_limit = 5000
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config.user_directory_search_all_users = False
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config.user_consent_server_notice_content = None
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# disable user directory updates, because they get done in the
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# background, which upsets the test runner.
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config.update_user_directory = False
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config.use_frozen_dicts = True
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config.ldap_enabled = False
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if "clock" not in kargs:
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kargs["clock"] = MockClock()
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if USE_POSTGRES_FOR_TESTS:
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config.database_config = {
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"name": "psycopg2",
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"args": {
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"database": "synapse_test",
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"cp_min": 1,
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"cp_max": 5,
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},
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}
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else:
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config.database_config = {
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"name": "sqlite3",
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"args": {
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"database": ":memory:",
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"cp_min": 1,
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"cp_max": 1,
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},
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}
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db_engine = create_engine(config.database_config)
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# we need to configure the connection pool to run the on_new_connection
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# function, so that we can test code that uses custom sqlite functions
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# (like rank).
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config.database_config["args"]["cp_openfun"] = db_engine.on_new_connection
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if datastore is None:
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hs = HomeServer(
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name, config=config,
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db_config=config.database_config,
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version_string="Synapse/tests",
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database_engine=db_engine,
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room_list_handler=object(),
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tls_server_context_factory=Mock(),
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**kargs
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)
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db_conn = hs.get_db_conn()
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# make sure that the database is empty
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if isinstance(db_engine, PostgresEngine):
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cur = db_conn.cursor()
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cur.execute("SELECT tablename FROM pg_tables where schemaname='public'")
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rows = cur.fetchall()
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for r in rows:
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cur.execute("DROP TABLE %s CASCADE" % r[0])
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yield prepare_database(db_conn, db_engine, config)
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hs.setup()
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else:
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hs = HomeServer(
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name, db_pool=None, datastore=datastore, config=config,
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version_string="Synapse/tests",
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database_engine=db_engine,
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room_list_handler=object(),
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tls_server_context_factory=Mock(),
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**kargs
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)
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# bcrypt is far too slow to be doing in unit tests
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# Need to let the HS build an auth handler and then mess with it
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# because AuthHandler's constructor requires the HS, so we can't make one
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# beforehand and pass it in to the HS's constructor (chicken / egg)
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hs.get_auth_handler().hash = lambda p: hashlib.md5(p).hexdigest()
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hs.get_auth_handler().validate_hash = lambda p, h: hashlib.md5(p).hexdigest() == h
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fed = kargs.get("resource_for_federation", None)
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if fed:
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server.register_servlets(
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hs,
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resource=fed,
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authenticator=server.Authenticator(hs),
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ratelimiter=FederationRateLimiter(
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hs.get_clock(),
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window_size=hs.config.federation_rc_window_size,
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sleep_limit=hs.config.federation_rc_sleep_limit,
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sleep_msec=hs.config.federation_rc_sleep_delay,
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reject_limit=hs.config.federation_rc_reject_limit,
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concurrent_requests=hs.config.federation_rc_concurrent
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),
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)
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defer.returnValue(hs)
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def get_mock_call_args(pattern_func, mock_func):
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""" Return the arguments the mock function was called with interpreted
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by the pattern functions argument list.
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"""
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invoked_args, invoked_kargs = mock_func.call_args
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return getcallargs(pattern_func, *invoked_args, **invoked_kargs)
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def mock_getRawHeaders(headers=None):
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headers = headers if headers is not None else {}
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def getRawHeaders(name, default=None):
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return headers.get(name, default)
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return getRawHeaders
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# This is a mock /resource/ not an entire server
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class MockHttpResource(HttpServer):
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def __init__(self, prefix=""):
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self.callbacks = [] # 3-tuple of method/pattern/function
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self.prefix = prefix
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def trigger_get(self, path):
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return self.trigger("GET", path, None)
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@patch('twisted.web.http.Request')
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@defer.inlineCallbacks
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def trigger(self, http_method, path, content, mock_request, federation_auth=False):
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""" Fire an HTTP event.
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Args:
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http_method : The HTTP method
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path : The HTTP path
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content : The HTTP body
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mock_request : Mocked request to pass to the event so it can get
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content.
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Returns:
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A tuple of (code, response)
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Raises:
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KeyError If no event is found which will handle the path.
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"""
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path = self.prefix + path
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# annoyingly we return a twisted http request which has chained calls
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# to get at the http content, hence mock it here.
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mock_content = Mock()
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config = {'read.return_value': content}
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mock_content.configure_mock(**config)
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mock_request.content = mock_content
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mock_request.method = http_method
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mock_request.uri = path
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mock_request.getClientIP.return_value = "-"
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headers = {}
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if federation_auth:
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headers[b"Authorization"] = ["X-Matrix origin=test,key=,sig="]
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mock_request.requestHeaders.getRawHeaders = mock_getRawHeaders(headers)
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# return the right path if the event requires it
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mock_request.path = path
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# add in query params to the right place
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try:
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mock_request.args = urlparse.parse_qs(path.split('?')[1])
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mock_request.path = path.split('?')[0]
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path = mock_request.path
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except Exception:
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pass
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for (method, pattern, func) in self.callbacks:
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if http_method != method:
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continue
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matcher = pattern.match(path)
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if matcher:
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try:
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args = [
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urlparse.unquote(u).decode("UTF-8")
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for u in matcher.groups()
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]
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(code, response) = yield func(
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mock_request,
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*args
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)
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defer.returnValue((code, response))
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except CodeMessageException as e:
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defer.returnValue((e.code, cs_error(e.msg, code=e.errcode)))
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raise KeyError("No event can handle %s" % path)
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def register_paths(self, method, path_patterns, callback):
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for path_pattern in path_patterns:
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self.callbacks.append((method, path_pattern, callback))
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class MockKey(object):
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alg = "mock_alg"
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version = "mock_version"
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signature = b"\x9a\x87$"
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@property
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def verify_key(self):
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return self
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def sign(self, message):
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return self
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def verify(self, message, sig):
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assert sig == b"\x9a\x87$"
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class MockClock(object):
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now = 1000
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def __init__(self):
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# list of lists of [absolute_time, callback, expired] in no particular
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# order
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self.timers = []
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self.loopers = []
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def time(self):
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return self.now
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def time_msec(self):
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return self.time() * 1000
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def call_later(self, delay, callback, *args, **kwargs):
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current_context = LoggingContext.current_context()
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def wrapped_callback():
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LoggingContext.thread_local.current_context = current_context
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callback(*args, **kwargs)
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t = [self.now + delay, wrapped_callback, False]
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self.timers.append(t)
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return t
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def looping_call(self, function, interval):
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self.loopers.append([function, interval / 1000., self.now])
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def cancel_call_later(self, timer, ignore_errs=False):
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if timer[2]:
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if not ignore_errs:
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raise Exception("Cannot cancel an expired timer")
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timer[2] = True
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self.timers = [t for t in self.timers if t != timer]
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# For unit testing
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def advance_time(self, secs):
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self.now += secs
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timers = self.timers
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self.timers = []
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for t in timers:
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time, callback, expired = t
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if expired:
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raise Exception("Timer already expired")
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if self.now >= time:
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t[2] = True
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callback()
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else:
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self.timers.append(t)
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for looped in self.loopers:
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func, interval, last = looped
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if last + interval < self.now:
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func()
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looped[2] = self.now
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def advance_time_msec(self, ms):
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self.advance_time(ms / 1000.)
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def time_bound_deferred(self, d, *args, **kwargs):
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# We don't bother timing things out for now.
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return d
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def _format_call(args, kwargs):
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return ", ".join(
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["%r" % (a) for a in args] +
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["%s=%r" % (k, v) for k, v in kwargs.items()]
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)
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class DeferredMockCallable(object):
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"""A callable instance that stores a set of pending call expectations and
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return values for them. It allows a unit test to assert that the given set
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of function calls are eventually made, by awaiting on them to be called.
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"""
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def __init__(self):
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self.expectations = []
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self.calls = []
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def __call__(self, *args, **kwargs):
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self.calls.append((args, kwargs))
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if not self.expectations:
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raise ValueError("%r has no pending calls to handle call(%s)" % (
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self, _format_call(args, kwargs))
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)
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for (call, result, d) in self.expectations:
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if args == call[1] and kwargs == call[2]:
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d.callback(None)
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return result
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failure = AssertionError("Was not expecting call(%s)" % (
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_format_call(args, kwargs)
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))
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for _, _, d in self.expectations:
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try:
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d.errback(failure)
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except Exception:
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pass
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raise failure
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def expect_call_and_return(self, call, result):
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self.expectations.append((call, result, defer.Deferred()))
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@defer.inlineCallbacks
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def await_calls(self, timeout=1000):
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deferred = defer.DeferredList(
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[d for _, _, d in self.expectations],
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fireOnOneErrback=True
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)
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timer = reactor.callLater(
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timeout / 1000,
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deferred.errback,
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AssertionError("%d pending calls left: %s" % (
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len([e for e in self.expectations if not e[2].called]),
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[e for e in self.expectations if not e[2].called]
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))
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)
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yield deferred
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timer.cancel()
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self.calls = []
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def assert_had_no_calls(self):
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if self.calls:
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calls = self.calls
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self.calls = []
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raise AssertionError(
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"Expected not to received any calls, got:\n" + "\n".join([
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"call(%s)" % _format_call(c[0], c[1]) for c in calls
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])
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)
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