synapse/tests/handlers/test_register.py

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# Copyright 2015, 2016 OpenMarket Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
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from unittest.mock import Mock
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from synapse.api.auth import Auth
from synapse.api.constants import UserTypes
from synapse.api.errors import Codes, ResourceLimitError, SynapseError
from synapse.spam_checker_api import RegistrationBehaviour
from synapse.types import RoomAlias, UserID, create_requester
from tests.test_utils import make_awaitable
from tests.unittest import override_config
from tests.utils import mock_getRawHeaders
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from .. import unittest
class RegistrationTestCase(unittest.HomeserverTestCase):
"""Tests the RegistrationHandler."""
def make_homeserver(self, reactor, clock):
hs_config = self.default_config()
# some of the tests rely on us having a user consent version
hs_config["user_consent"] = {
"version": "test_consent_version",
"template_dir": ".",
}
hs_config["max_mau_value"] = 50
hs_config["limit_usage_by_mau"] = True
hs = self.setup_test_homeserver(config=hs_config)
return hs
def prepare(self, reactor, clock, hs):
self.mock_distributor = Mock()
self.mock_distributor.declare("registered_user")
self.mock_captcha_client = Mock()
self.handler = self.hs.get_registration_handler()
self.store = self.hs.get_datastore()
self.lots_of_users = 100
self.small_number_of_users = 1
self.requester = create_requester("@requester:test")
def test_user_is_created_and_logged_in_if_doesnt_exist(self):
frank = UserID.from_string("@frank:test")
user_id = frank.to_string()
requester = create_requester(user_id)
result_user_id, result_token = self.get_success(
self.get_or_create_user(requester, frank.localpart, "Frankie")
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)
self.assertEquals(result_user_id, user_id)
self.assertIsInstance(result_token, str)
self.assertGreater(len(result_token), 20)
def test_if_user_exists(self):
store = self.hs.get_datastore()
frank = UserID.from_string("@frank:test")
self.get_success(
store.register_user(user_id=frank.to_string(), password_hash=None)
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)
local_part = frank.localpart
user_id = frank.to_string()
requester = create_requester(user_id)
result_user_id, result_token = self.get_success(
self.get_or_create_user(requester, local_part, None)
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)
self.assertEquals(result_user_id, user_id)
self.assertTrue(result_token is not None)
def test_mau_limits_when_disabled(self):
self.hs.config.limit_usage_by_mau = False
# Ensure does not throw exception
self.get_success(self.get_or_create_user(self.requester, "a", "display_name"))
def test_get_or_create_user_mau_not_blocked(self):
self.hs.config.limit_usage_by_mau = True
self.store.count_monthly_users = Mock(
return_value=make_awaitable(self.hs.config.max_mau_value - 1)
)
# Ensure does not throw exception
self.get_success(self.get_or_create_user(self.requester, "c", "User"))
def test_get_or_create_user_mau_blocked(self):
self.hs.config.limit_usage_by_mau = True
self.store.get_monthly_active_count = Mock(
return_value=make_awaitable(self.lots_of_users)
)
self.get_failure(
self.get_or_create_user(self.requester, "b", "display_name"),
ResourceLimitError,
)
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self.store.get_monthly_active_count = Mock(
return_value=make_awaitable(self.hs.config.max_mau_value)
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)
self.get_failure(
self.get_or_create_user(self.requester, "b", "display_name"),
ResourceLimitError,
)
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def test_register_mau_blocked(self):
self.hs.config.limit_usage_by_mau = True
self.store.get_monthly_active_count = Mock(
return_value=make_awaitable(self.lots_of_users)
)
self.get_failure(
self.handler.register_user(localpart="local_part"), ResourceLimitError
)
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self.store.get_monthly_active_count = Mock(
return_value=make_awaitable(self.hs.config.max_mau_value)
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)
self.get_failure(
self.handler.register_user(localpart="local_part"), ResourceLimitError
)
def test_auto_join_rooms_for_guests(self):
room_alias_str = "#room:test"
self.hs.config.auto_join_rooms = [room_alias_str]
self.hs.config.auto_join_rooms_for_guests = False
user_id = self.get_success(
self.handler.register_user(localpart="jeff", make_guest=True),
)
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertEqual(len(rooms), 0)
@override_config({"auto_join_rooms": ["#room:test"]})
def test_auto_create_auto_join_rooms(self):
room_alias_str = "#room:test"
user_id = self.get_success(self.handler.register_user(localpart="jeff"))
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
directory_handler = self.hs.get_directory_handler()
room_alias = RoomAlias.from_string(room_alias_str)
room_id = self.get_success(directory_handler.get_association(room_alias))
self.assertTrue(room_id["room_id"] in rooms)
self.assertEqual(len(rooms), 1)
def test_auto_create_auto_join_rooms_with_no_rooms(self):
self.hs.config.auto_join_rooms = []
frank = UserID.from_string("@frank:test")
user_id = self.get_success(self.handler.register_user(frank.localpart))
self.assertEqual(user_id, frank.to_string())
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertEqual(len(rooms), 0)
def test_auto_create_auto_join_where_room_is_another_domain(self):
self.hs.config.auto_join_rooms = ["#room:another"]
frank = UserID.from_string("@frank:test")
user_id = self.get_success(self.handler.register_user(frank.localpart))
self.assertEqual(user_id, frank.to_string())
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertEqual(len(rooms), 0)
def test_auto_create_auto_join_where_auto_create_is_false(self):
self.hs.config.autocreate_auto_join_rooms = False
room_alias_str = "#room:test"
self.hs.config.auto_join_rooms = [room_alias_str]
user_id = self.get_success(self.handler.register_user(localpart="jeff"))
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertEqual(len(rooms), 0)
def test_auto_create_auto_join_rooms_when_user_is_not_a_real_user(self):
room_alias_str = "#room:test"
self.hs.config.auto_join_rooms = [room_alias_str]
self.store.is_real_user = Mock(return_value=make_awaitable(False))
user_id = self.get_success(self.handler.register_user(localpart="support"))
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertEqual(len(rooms), 0)
directory_handler = self.hs.get_directory_handler()
room_alias = RoomAlias.from_string(room_alias_str)
self.get_failure(directory_handler.get_association(room_alias), SynapseError)
@override_config({"auto_join_rooms": ["#room:test"]})
def test_auto_create_auto_join_rooms_when_user_is_the_first_real_user(self):
room_alias_str = "#room:test"
self.store.count_real_users = Mock(return_value=make_awaitable(1))
self.store.is_real_user = Mock(return_value=make_awaitable(True))
user_id = self.get_success(self.handler.register_user(localpart="real"))
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
directory_handler = self.hs.get_directory_handler()
room_alias = RoomAlias.from_string(room_alias_str)
room_id = self.get_success(directory_handler.get_association(room_alias))
self.assertTrue(room_id["room_id"] in rooms)
self.assertEqual(len(rooms), 1)
def test_auto_create_auto_join_rooms_when_user_is_not_the_first_real_user(self):
room_alias_str = "#room:test"
self.hs.config.auto_join_rooms = [room_alias_str]
self.store.count_real_users = Mock(return_value=make_awaitable(2))
self.store.is_real_user = Mock(return_value=make_awaitable(True))
user_id = self.get_success(self.handler.register_user(localpart="real"))
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertEqual(len(rooms), 0)
@override_config(
{
"auto_join_rooms": ["#room:test"],
"autocreate_auto_join_rooms_federated": False,
}
)
def test_auto_create_auto_join_rooms_federated(self):
"""
Auto-created rooms that are private require an invite to go to the user
(instead of directly joining it).
"""
room_alias_str = "#room:test"
user_id = self.get_success(self.handler.register_user(localpart="jeff"))
# Ensure the room was created.
directory_handler = self.hs.get_directory_handler()
room_alias = RoomAlias.from_string(room_alias_str)
room_id = self.get_success(directory_handler.get_association(room_alias))
# Ensure the room is properly not federated.
room = self.get_success(self.store.get_room_with_stats(room_id["room_id"]))
self.assertFalse(room["federatable"])
self.assertFalse(room["public"])
self.assertEqual(room["join_rules"], "public")
self.assertIsNone(room["guest_access"])
# The user should be in the room.
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertIn(room_id["room_id"], rooms)
@override_config(
{"auto_join_rooms": ["#room:test"], "auto_join_mxid_localpart": "support"}
)
def test_auto_join_mxid_localpart(self):
"""
Ensure the user still needs up in the room created by a different user.
"""
# Ensure the support user exists.
inviter = "@support:test"
room_alias_str = "#room:test"
user_id = self.get_success(self.handler.register_user(localpart="jeff"))
# Ensure the room was created.
directory_handler = self.hs.get_directory_handler()
room_alias = RoomAlias.from_string(room_alias_str)
room_id = self.get_success(directory_handler.get_association(room_alias))
# Ensure the room is properly a public room.
room = self.get_success(self.store.get_room_with_stats(room_id["room_id"]))
self.assertEqual(room["join_rules"], "public")
# Both users should be in the room.
rooms = self.get_success(self.store.get_rooms_for_user(inviter))
self.assertIn(room_id["room_id"], rooms)
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertIn(room_id["room_id"], rooms)
# Register a second user, which should also end up in the room.
user_id = self.get_success(self.handler.register_user(localpart="bob"))
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertIn(room_id["room_id"], rooms)
@override_config(
{
"auto_join_rooms": ["#room:test"],
"autocreate_auto_join_room_preset": "private_chat",
"auto_join_mxid_localpart": "support",
}
)
def test_auto_create_auto_join_room_preset(self):
"""
Auto-created rooms that are private require an invite to go to the user
(instead of directly joining it).
"""
# Ensure the support user exists.
inviter = "@support:test"
room_alias_str = "#room:test"
user_id = self.get_success(self.handler.register_user(localpart="jeff"))
# Ensure the room was created.
directory_handler = self.hs.get_directory_handler()
room_alias = RoomAlias.from_string(room_alias_str)
room_id = self.get_success(directory_handler.get_association(room_alias))
# Ensure the room is properly a private room.
room = self.get_success(self.store.get_room_with_stats(room_id["room_id"]))
self.assertFalse(room["public"])
self.assertEqual(room["join_rules"], "invite")
self.assertEqual(room["guest_access"], "can_join")
# Both users should be in the room.
rooms = self.get_success(self.store.get_rooms_for_user(inviter))
self.assertIn(room_id["room_id"], rooms)
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertIn(room_id["room_id"], rooms)
# Register a second user, which should also end up in the room.
user_id = self.get_success(self.handler.register_user(localpart="bob"))
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertIn(room_id["room_id"], rooms)
@override_config(
{
"auto_join_rooms": ["#room:test"],
"autocreate_auto_join_room_preset": "private_chat",
"auto_join_mxid_localpart": "support",
}
)
def test_auto_create_auto_join_room_preset_guest(self):
"""
Auto-created rooms that are private require an invite to go to the user
(instead of directly joining it).
This should also work for guests.
"""
inviter = "@support:test"
room_alias_str = "#room:test"
user_id = self.get_success(
self.handler.register_user(localpart="jeff", make_guest=True)
)
# Ensure the room was created.
directory_handler = self.hs.get_directory_handler()
room_alias = RoomAlias.from_string(room_alias_str)
room_id = self.get_success(directory_handler.get_association(room_alias))
# Ensure the room is properly a private room.
room = self.get_success(self.store.get_room_with_stats(room_id["room_id"]))
self.assertFalse(room["public"])
self.assertEqual(room["join_rules"], "invite")
self.assertEqual(room["guest_access"], "can_join")
# Both users should be in the room.
rooms = self.get_success(self.store.get_rooms_for_user(inviter))
self.assertIn(room_id["room_id"], rooms)
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertIn(room_id["room_id"], rooms)
@override_config(
{
"auto_join_rooms": ["#room:test"],
"autocreate_auto_join_room_preset": "private_chat",
"auto_join_mxid_localpart": "support",
}
)
def test_auto_create_auto_join_room_preset_invalid_permissions(self):
"""
Auto-created rooms that are private require an invite, check that
registration doesn't completely break if the inviter doesn't have proper
permissions.
"""
inviter = "@support:test"
# Register an initial user to create the room and such (essentially this
# is a subset of test_auto_create_auto_join_room_preset).
room_alias_str = "#room:test"
user_id = self.get_success(self.handler.register_user(localpart="jeff"))
# Ensure the room was created.
directory_handler = self.hs.get_directory_handler()
room_alias = RoomAlias.from_string(room_alias_str)
room_id = self.get_success(directory_handler.get_association(room_alias))
# Ensure the room exists.
self.get_success(self.store.get_room_with_stats(room_id["room_id"]))
# Both users should be in the room.
rooms = self.get_success(self.store.get_rooms_for_user(inviter))
self.assertIn(room_id["room_id"], rooms)
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertIn(room_id["room_id"], rooms)
# Lower the permissions of the inviter.
event_creation_handler = self.hs.get_event_creation_handler()
requester = create_requester(inviter)
event, context = self.get_success(
event_creation_handler.create_event(
requester,
{
"type": "m.room.power_levels",
"state_key": "",
"room_id": room_id["room_id"],
"content": {"invite": 100, "users": {inviter: 0}},
"sender": inviter,
},
)
)
self.get_success(
event_creation_handler.handle_new_client_event(requester, event, context)
)
# Register a second user, which won't be be in the room (or even have an invite)
# since the inviter no longer has the proper permissions.
user_id = self.get_success(self.handler.register_user(localpart="bob"))
# This user should not be in any rooms.
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
invited_rooms = self.get_success(
self.store.get_invited_rooms_for_local_user(user_id)
)
self.assertEqual(rooms, set())
self.assertEqual(invited_rooms, [])
def test_auto_create_auto_join_where_no_consent(self):
"""Test to ensure that the first user is not auto-joined to a room if
they have not given general consent.
"""
# Given:-
# * a user must give consent,
# * they have not given that consent
# * The server is configured to auto-join to a room
# (and autocreate if necessary)
event_creation_handler = self.hs.get_event_creation_handler()
# (Messing with the internals of event_creation_handler is fragile
# but can't see a better way to do this. One option could be to subclass
# the test with custom config.)
event_creation_handler._block_events_without_consent_error = "Error"
event_creation_handler._consent_uri_builder = Mock()
room_alias_str = "#room:test"
self.hs.config.auto_join_rooms = [room_alias_str]
# When:-
# * the user is registered and post consent actions are called
user_id = self.get_success(self.handler.register_user(localpart="jeff"))
self.get_success(self.handler.post_consent_actions(user_id))
# Then:-
# * Ensure that they have not been joined to the room
rooms = self.get_success(self.store.get_rooms_for_user(user_id))
self.assertEqual(len(rooms), 0)
def test_register_support_user(self):
user_id = self.get_success(
self.handler.register_user(localpart="user", user_type=UserTypes.SUPPORT)
)
d = self.store.is_support_user(user_id)
self.assertTrue(self.get_success(d))
def test_register_not_support_user(self):
user_id = self.get_success(self.handler.register_user(localpart="user"))
d = self.store.is_support_user(user_id)
self.assertFalse(self.get_success(d))
def test_invalid_user_id_length(self):
invalid_user_id = "x" * 256
self.get_failure(
self.handler.register_user(localpart=invalid_user_id), SynapseError
)
def test_spam_checker_deny(self):
"""A spam checker can deny registration, which results in an error."""
class DenyAll:
def check_registration_for_spam(
self, email_threepid, username, request_info
):
return RegistrationBehaviour.DENY
# Configure a spam checker that denies all users.
spam_checker = self.hs.get_spam_checker()
spam_checker.spam_checkers = [DenyAll()]
self.get_failure(self.handler.register_user(localpart="user"), SynapseError)
def test_spam_checker_shadow_ban(self):
"""A spam checker can choose to shadow-ban a user, which allows registration to succeed."""
class BanAll:
def check_registration_for_spam(
self, email_threepid, username, request_info
):
return RegistrationBehaviour.SHADOW_BAN
# Configure a spam checker that denies all users.
spam_checker = self.hs.get_spam_checker()
spam_checker.spam_checkers = [BanAll()]
user_id = self.get_success(self.handler.register_user(localpart="user"))
# Get an access token.
token = "testtok"
self.get_success(
self.store.add_access_token_to_user(
user_id=user_id, token=token, device_id=None, valid_until_ms=None
)
)
# Ensure the user was marked as shadow-banned.
request = Mock(args={})
request.args[b"access_token"] = [token.encode("ascii")]
request.requestHeaders.getRawHeaders = mock_getRawHeaders()
auth = Auth(self.hs)
requester = self.get_success(auth.get_user_by_req(request))
self.assertTrue(requester.shadow_banned)
def test_spam_checker_receives_sso_type(self):
"""Test rejecting registration based on SSO type"""
class BanBadIdPUser:
def check_registration_for_spam(
self, email_threepid, username, request_info, auth_provider_id=None
):
# Reject any user coming from CAS and whose username contains profanity
if auth_provider_id == "cas" and "flimflob" in username:
return RegistrationBehaviour.DENY
return RegistrationBehaviour.ALLOW
# Configure a spam checker that denies a certain user on a specific IdP
spam_checker = self.hs.get_spam_checker()
spam_checker.spam_checkers = [BanBadIdPUser()]
f = self.get_failure(
self.handler.register_user(localpart="bobflimflob", auth_provider_id="cas"),
SynapseError,
)
exception = f.value
# We return 429 from the spam checker for denied registrations
self.assertIsInstance(exception, SynapseError)
self.assertEqual(exception.code, 429)
# Check the same username can register using SAML
self.get_success(
self.handler.register_user(localpart="bobflimflob", auth_provider_id="saml")
)
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async def get_or_create_user(
self, requester, localpart, displayname, password_hash=None
):
"""Creates a new user if the user does not exist,
else revokes all previous access tokens and generates a new one.
XXX: this used to be in the main codebase, but was only used by this file,
so got moved here. TODO: get rid of it, probably
Args:
localpart : The local part of the user ID to register. If None,
one will be randomly generated.
Returns:
A tuple of (user_id, access_token).
"""
if localpart is None:
raise SynapseError(400, "Request must include user id")
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await self.hs.get_auth().check_auth_blocking()
need_register = True
try:
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await self.handler.check_username(localpart)
except SynapseError as e:
if e.errcode == Codes.USER_IN_USE:
need_register = False
else:
raise
user = UserID(localpart, self.hs.hostname)
user_id = user.to_string()
token = self.hs.get_auth_handler().generate_access_token(user)
if need_register:
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await self.handler.register_with_store(
user_id=user_id,
password_hash=password_hash,
create_profile_with_displayname=user.localpart,
)
else:
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await self.hs.get_auth_handler().delete_access_tokens_for_user(user_id)
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await self.store.add_access_token_to_user(
user_id=user_id, token=token, device_id=None, valid_until_ms=None
)
if displayname is not None:
# logger.info("setting user display name: %s -> %s", user_id, displayname)
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await self.hs.get_profile_handler().set_displayname(
user, requester, displayname, by_admin=True
)
return user_id, token