MatrixSynapse/synapse/server_notices/server_notices_sender.py

64 lines
2.0 KiB
Python

# -*- 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.
from twisted.internet import defer
from synapse.server_notices.consent_server_notices import ConsentServerNotices
from synapse.server_notices.resource_limits_server_notices import (
ResourceLimitsServerNotices,
)
class ServerNoticesSender(object):
"""A centralised place which sends server notices automatically when
Certain Events take place
"""
def __init__(self, hs):
"""
Args:
hs (synapse.server.HomeServer):
"""
self._server_notices = (
ConsentServerNotices(hs),
ResourceLimitsServerNotices(hs)
)
@defer.inlineCallbacks
def on_user_syncing(self, user_id):
"""Called when the user performs a sync operation.
Args:
user_id (str): mxid of user who synced
"""
for sn in self._server_notices:
yield sn.maybe_send_server_notice_to_user(
user_id,
)
@defer.inlineCallbacks
def on_user_ip(self, user_id):
"""Called on the master when a worker process saw a client request.
Args:
user_id (str): mxid
"""
# The synchrotrons use a stubbed version of ServerNoticesSender, so
# we check for notices to send to the user in on_user_ip as well as
# in on_user_syncing
for sn in self._server_notices:
yield sn.maybe_send_server_notice_to_user(
user_id,
)