diff options
Diffstat (limited to '')
| -rw-r--r-- | synapse/storage/__init__.py | 2 | ||||
| -rw-r--r-- | synapse/storage/schema/delta/50/erasure_store.sql | 21 | ||||
| -rw-r--r-- | synapse/storage/user_erasure_store.py | 103 |
3 files changed, 0 insertions, 126 deletions
diff --git a/synapse/storage/__init__.py b/synapse/storage/__init__.py index e843b702b9..979fa22438 100644 --- a/synapse/storage/__init__.py +++ b/synapse/storage/__init__.py @@ -20,7 +20,6 @@ import time import logging from synapse.storage.devices import DeviceStore -from synapse.storage.user_erasure_store import UserErasureStore from .appservice import ( ApplicationServiceStore, ApplicationServiceTransactionStore ) @@ -89,7 +88,6 @@ class DataStore(RoomMemberStore, RoomStore, DeviceInboxStore, UserDirectoryStore, GroupServerStore, - UserErasureStore, ): def __init__(self, db_conn, hs): diff --git a/synapse/storage/schema/delta/50/erasure_store.sql b/synapse/storage/schema/delta/50/erasure_store.sql deleted file mode 100644 index 5d8641a9ab..0000000000 --- a/synapse/storage/schema/delta/50/erasure_store.sql +++ /dev/null @@ -1,21 +0,0 @@ -/* Copyright 2018 New Vector 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. - */ - --- a table of users who have requested that their details be erased -CREATE TABLE erased_users ( - user_id TEXT NOT NULL -); - -CREATE UNIQUE INDEX erased_users_user ON erased_users(user_id); diff --git a/synapse/storage/user_erasure_store.py b/synapse/storage/user_erasure_store.py deleted file mode 100644 index 47bfc01e84..0000000000 --- a/synapse/storage/user_erasure_store.py +++ /dev/null @@ -1,103 +0,0 @@ -# -*- coding: utf-8 -*- -# Copyright 2018 New Vector 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. -import operator - -from twisted.internet import defer - -from synapse.storage._base import SQLBaseStore -from synapse.util.caches.descriptors import cachedList, cached - - -class UserErasureWorkerStore(SQLBaseStore): - @cached() - def is_user_erased(self, user_id): - """ - Check if the given user id has requested erasure - - Args: - user_id (str): full user id to check - - Returns: - Deferred[bool]: True if the user has requested erasure - """ - return self._simple_select_onecol( - table="erased_users", - keyvalues={"user_id": user_id}, - retcol="1", - desc="is_user_erased", - ).addCallback(operator.truth) - - @cachedList( - cached_method_name="is_user_erased", - list_name="user_ids", - inlineCallbacks=True, - ) - def are_users_erased(self, user_ids): - """ - Checks which users in a list have requested erasure - - Args: - user_ids (iterable[str]): full user id to check - - Returns: - Deferred[dict[str, bool]]: - for each user, whether the user has requested erasure. - """ - # this serves the dual purpose of (a) making sure we can do len and - # iterate it multiple times, and (b) avoiding duplicates. - user_ids = tuple(set(user_ids)) - - def _get_erased_users(txn): - txn.execute( - "SELECT user_id FROM erased_users WHERE user_id IN (%s)" % ( - ",".join("?" * len(user_ids)) - ), - user_ids, - ) - return set(r[0] for r in txn) - - erased_users = yield self.runInteraction( - "are_users_erased", _get_erased_users, - ) - res = dict((u, u in erased_users) for u in user_ids) - defer.returnValue(res) - - -class UserErasureStore(UserErasureWorkerStore): - def mark_user_erased(self, user_id): - """Indicate that user_id wishes their message history to be erased. - - Args: - user_id (str): full user_id to be erased - """ - def f(txn): - # first check if they are already in the list - txn.execute( - "SELECT 1 FROM erased_users WHERE user_id = ?", - (user_id, ) - ) - if txn.fetchone(): - return - - # they are not already there: do the insert. - txn.execute( - "INSERT INTO erased_users (user_id) VALUES (?)", - (user_id, ) - ) - - self._invalidate_cache_and_stream( - txn, self.is_user_erased, (user_id,) - ) - return self.runInteraction("mark_user_erased", f) |