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# -*- coding: utf-8 -*-
# Copyright 2019 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 logging
from twisted.internet import defer
from synapse.replication.http._base import ReplicationEndpoint
logger = logging.getLogger(__name__)
class RegistrationUserCacheInvalidationServlet(ReplicationEndpoint):
"""
Invalidate the caches that a registration usually invalidates.
Request format:
POST /_synapse/replication/fed_query/:fed_cleanup_room/:txn_id
{}
"""
NAME = "reg_invalidate_user_caches"
PATH_ARGS = ("user_id",)
def __init__(self, hs):
super(RegistrationUserCacheInvalidationServlet, self).__init__(hs)
self.store = hs.get_datastore()
@staticmethod
def _serialize_payload(user_id, args):
"""
Args:
user_id (str)
"""
return {}
@defer.inlineCallbacks
def _handle_request(self, request, user_id):
def invalidate(txn):
self.store._invalidate_cache_and_stream(
txn, self.store.get_user_by_id, (user_id,)
)
txn.call_after(self.store.is_guest.invalidate, (user_id,))
yield self.store.runInteraction("user_invalidate_caches", invalidate)
defer.returnValue((200, {}))
def register_servlets(hs, http_server):
RegistrationUserCacheInvalidationServlet(hs).register(http_server)
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