2017-11-29 06:48:43 -05:00
|
|
|
# -*- coding: utf-8 -*-
|
2018-05-08 10:58:35 -04:00
|
|
|
# Copyright 2017, 2018 New Vector Ltd
|
2017-11-29 06:48:43 -05:00
|
|
|
#
|
|
|
|
# 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.
|
2018-07-09 02:09:20 -04:00
|
|
|
import logging
|
|
|
|
|
2018-06-25 09:08:28 -04:00
|
|
|
from twisted.internet import defer
|
2017-11-29 06:48:43 -05:00
|
|
|
|
2018-07-09 02:09:20 -04:00
|
|
|
from synapse.api.errors import SynapseError
|
2018-10-23 09:29:17 -04:00
|
|
|
from synapse.metrics.background_process_metrics import run_as_background_process
|
2018-05-08 10:58:35 -04:00
|
|
|
from synapse.types import UserID, create_requester
|
2017-11-29 06:48:43 -05:00
|
|
|
|
2018-07-09 02:09:20 -04:00
|
|
|
from ._base import BaseHandler
|
2017-11-29 06:48:43 -05:00
|
|
|
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
|
|
|
|
|
|
class DeactivateAccountHandler(BaseHandler):
|
|
|
|
"""Handler which deals with deactivating user accounts."""
|
|
|
|
def __init__(self, hs):
|
|
|
|
super(DeactivateAccountHandler, self).__init__(hs)
|
|
|
|
self._auth_handler = hs.get_auth_handler()
|
2017-11-29 10:44:59 -05:00
|
|
|
self._device_handler = hs.get_device_handler()
|
2018-05-08 10:58:35 -04:00
|
|
|
self._room_member_handler = hs.get_room_member_handler()
|
2018-05-23 09:38:56 -04:00
|
|
|
self._identity_handler = hs.get_handlers().identity_handler
|
2018-07-18 13:05:29 -04:00
|
|
|
self._profile_handler = hs.get_profile_handler()
|
2018-05-24 10:59:58 -04:00
|
|
|
self.user_directory_handler = hs.get_user_directory_handler()
|
2017-11-29 06:48:43 -05:00
|
|
|
|
2018-05-10 07:20:40 -04:00
|
|
|
# Flag that indicates whether the process to part users from rooms is running
|
2018-05-09 09:54:28 -04:00
|
|
|
self._user_parter_running = False
|
|
|
|
|
2018-05-10 07:20:40 -04:00
|
|
|
# Start the user parter loop so it can resume parting users from rooms where
|
|
|
|
# it left off (if it has work left to do).
|
2018-06-25 09:08:28 -04:00
|
|
|
hs.get_reactor().callWhenRunning(self._start_user_parting)
|
2018-05-09 09:54:28 -04:00
|
|
|
|
2017-11-29 06:48:43 -05:00
|
|
|
@defer.inlineCallbacks
|
2018-06-25 08:42:55 -04:00
|
|
|
def deactivate_account(self, user_id, erase_data):
|
2017-11-29 06:48:43 -05:00
|
|
|
"""Deactivate a user's account
|
|
|
|
|
|
|
|
Args:
|
|
|
|
user_id (str): ID of user to be deactivated
|
2018-06-26 05:26:54 -04:00
|
|
|
erase_data (bool): whether to GDPR-erase the user's data
|
2017-11-29 06:48:43 -05:00
|
|
|
|
|
|
|
Returns:
|
2018-08-08 06:54:55 -04:00
|
|
|
Deferred[bool]: True if identity server supports removing
|
|
|
|
threepids, otherwise False.
|
2017-11-29 06:48:43 -05:00
|
|
|
"""
|
|
|
|
# FIXME: Theoretically there is a race here wherein user resets
|
|
|
|
# password using threepid.
|
2017-11-29 10:44:59 -05:00
|
|
|
|
2018-05-23 09:38:56 -04:00
|
|
|
# delete threepids first. We remove these from the IS so if this fails,
|
|
|
|
# leave the user still active so they can try again.
|
|
|
|
# Ideally we would prevent password resets and then do this in the
|
|
|
|
# background thread.
|
2018-08-08 06:54:55 -04:00
|
|
|
|
|
|
|
# This will be set to false if the identity server doesn't support
|
|
|
|
# unbinding
|
|
|
|
identity_server_supports_unbinding = True
|
|
|
|
|
2018-05-23 09:38:56 -04:00
|
|
|
threepids = yield self.store.user_get_threepids(user_id)
|
|
|
|
for threepid in threepids:
|
|
|
|
try:
|
2018-08-08 06:54:55 -04:00
|
|
|
result = yield self._identity_handler.try_unbind_threepid(
|
2018-05-24 06:23:15 -04:00
|
|
|
user_id,
|
2018-05-23 09:38:56 -04:00
|
|
|
{
|
|
|
|
'medium': threepid['medium'],
|
|
|
|
'address': threepid['address'],
|
|
|
|
},
|
|
|
|
)
|
2018-08-08 06:54:55 -04:00
|
|
|
identity_server_supports_unbinding &= result
|
2018-05-24 06:23:15 -04:00
|
|
|
except Exception:
|
2018-05-23 09:38:56 -04:00
|
|
|
# Do we want this to be a fatal error or should we carry on?
|
|
|
|
logger.exception("Failed to remove threepid from ID server")
|
|
|
|
raise SynapseError(400, "Failed to remove threepid from ID server")
|
2018-05-24 06:23:15 -04:00
|
|
|
yield self.store.user_delete_threepid(
|
|
|
|
user_id, threepid['medium'], threepid['address'],
|
|
|
|
)
|
2018-05-23 09:38:56 -04:00
|
|
|
|
2018-06-04 07:01:23 -04:00
|
|
|
# delete any devices belonging to the user, which will also
|
2017-11-29 10:44:59 -05:00
|
|
|
# delete corresponding access tokens.
|
|
|
|
yield self._device_handler.delete_all_devices_for_user(user_id)
|
|
|
|
# then delete any remaining access tokens which weren't associated with
|
|
|
|
# a device.
|
2017-11-29 06:48:43 -05:00
|
|
|
yield self._auth_handler.delete_access_tokens_for_user(user_id)
|
2017-11-29 10:44:59 -05:00
|
|
|
|
2017-11-29 06:48:43 -05:00
|
|
|
yield self.store.user_set_password_hash(user_id, None)
|
2018-05-08 10:58:35 -04:00
|
|
|
|
2018-07-18 13:05:29 -04:00
|
|
|
user = UserID.from_string(user_id)
|
2018-11-04 18:46:11 -05:00
|
|
|
yield self._profile_handler.set_active(user, False, False)
|
2018-07-18 13:05:29 -04:00
|
|
|
|
2018-05-22 12:14:06 -04:00
|
|
|
# Add the user to a table of users pending deactivation (ie.
|
2018-05-10 07:20:40 -04:00
|
|
|
# removal from all the rooms they're a member of)
|
2018-05-09 09:54:28 -04:00
|
|
|
yield self.store.add_user_pending_deactivation(user_id)
|
|
|
|
|
2018-05-24 10:59:58 -04:00
|
|
|
# delete from user directory
|
|
|
|
yield self.user_directory_handler.handle_user_deactivated(user_id)
|
|
|
|
|
2018-06-25 08:42:55 -04:00
|
|
|
# Mark the user as erased, if they asked for that
|
|
|
|
if erase_data:
|
|
|
|
logger.info("Marking %s as erased", user_id)
|
|
|
|
yield self.store.mark_user_erased(user_id)
|
|
|
|
|
2018-05-10 07:20:40 -04:00
|
|
|
# Now start the process that goes through that list and
|
|
|
|
# parts users from rooms (if it isn't already running)
|
2018-05-09 10:10:37 -04:00
|
|
|
self._start_user_parting()
|
2018-05-09 09:54:28 -04:00
|
|
|
|
2018-08-08 06:54:55 -04:00
|
|
|
defer.returnValue(identity_server_supports_unbinding)
|
|
|
|
|
2018-05-09 10:10:37 -04:00
|
|
|
def _start_user_parting(self):
|
2018-05-10 07:20:40 -04:00
|
|
|
"""
|
|
|
|
Start the process that goes through the table of users
|
|
|
|
pending deactivation, if it isn't already running.
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
None
|
|
|
|
"""
|
2018-05-09 10:06:16 -04:00
|
|
|
if not self._user_parter_running:
|
2018-10-23 09:29:17 -04:00
|
|
|
run_as_background_process("user_parter_loop", self._user_parter_loop)
|
2018-05-09 09:54:28 -04:00
|
|
|
|
|
|
|
@defer.inlineCallbacks
|
2018-05-09 10:10:37 -04:00
|
|
|
def _user_parter_loop(self):
|
2018-05-10 07:20:40 -04:00
|
|
|
"""Loop that parts deactivated users from rooms
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
None
|
|
|
|
"""
|
2018-05-09 09:54:28 -04:00
|
|
|
self._user_parter_running = True
|
|
|
|
logger.info("Starting user parter")
|
|
|
|
try:
|
|
|
|
while True:
|
|
|
|
user_id = yield self.store.get_user_pending_deactivation()
|
|
|
|
if user_id is None:
|
|
|
|
break
|
|
|
|
logger.info("User parter parting %r", user_id)
|
2018-05-09 10:10:37 -04:00
|
|
|
yield self._part_user(user_id)
|
2018-05-09 09:54:28 -04:00
|
|
|
yield self.store.del_user_pending_deactivation(user_id)
|
|
|
|
logger.info("User parter finished parting %r", user_id)
|
|
|
|
logger.info("User parter finished: stopping")
|
|
|
|
finally:
|
|
|
|
self._user_parter_running = False
|
|
|
|
|
|
|
|
@defer.inlineCallbacks
|
2018-05-09 10:10:37 -04:00
|
|
|
def _part_user(self, user_id):
|
2018-05-10 07:20:40 -04:00
|
|
|
"""Causes the given user_id to leave all the rooms they're joined to
|
|
|
|
|
|
|
|
Returns:
|
|
|
|
None
|
|
|
|
"""
|
2018-05-08 10:58:35 -04:00
|
|
|
user = UserID.from_string(user_id)
|
|
|
|
|
|
|
|
rooms_for_user = yield self.store.get_rooms_for_user(user_id)
|
|
|
|
for room_id in rooms_for_user:
|
2018-05-09 09:54:28 -04:00
|
|
|
logger.info("User parter parting %r from %r", user_id, room_id)
|
2018-05-10 07:23:53 -04:00
|
|
|
try:
|
|
|
|
yield self._room_member_handler.update_membership(
|
|
|
|
create_requester(user),
|
|
|
|
user,
|
|
|
|
room_id,
|
|
|
|
"leave",
|
|
|
|
ratelimit=False,
|
|
|
|
)
|
|
|
|
except Exception:
|
|
|
|
logger.exception(
|
|
|
|
"Failed to part user %r from room %r: ignoring and continuing",
|
|
|
|
user_id, room_id,
|
|
|
|
)
|