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# -*- coding: utf-8 -*-
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# Copyright 2018 New Vector 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 logging
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from twisted.internet import defer
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from synapse.events import event_type_from_format_version
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from synapse.events.snapshot import EventContext
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from synapse.http.servlet import parse_json_object_from_request
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from synapse.replication.http._base import ReplicationEndpoint
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from synapse.types import Requester, UserID
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from synapse.util.metrics import Measure
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logger = logging.getLogger(__name__)
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class RegistrationUserCacheInvalidationServlet(ReplicationEndpoint):
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"""
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Invalidate the caches that a registration usually invalidates.
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Request format:
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POST /_synapse/replication/fed_query/:fed_cleanup_room/:txn_id
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{}
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"""
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NAME = "reg_invalidate_user_caches"
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PATH_ARGS = ("user_id",)
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def __init__(self, hs):
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super(RegistrationUserCacheInvalidationServlet, self).__init__(hs)
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self.store = hs.get_datastore()
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@staticmethod
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def _serialize_payload(user_id, args):
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"""
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Args:
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user_id (str)
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"""
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return {}
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@defer.inlineCallbacks
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def _handle_request(self, request, user_id):
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def invalidate(txn):
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self.store._invalidate_cache_and_stream(
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txn, self.store.get_user_by_id, (user_id,)
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)
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txn.call_after(self.store.is_guest.invalidate, (user_id,))
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yield self.store.runInteraction("user_invalidate_caches", invalidate)
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defer.returnValue((200, {}))
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def register_servlets(hs, http_server):
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RegistrationUserCacheInvalidationServlet(hs).register(http_server)
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