synapse-old/synapse/replication/slave/storage/client_ips.py

48 lines
1.6 KiB
Python

# -*- coding: utf-8 -*-
# Copyright 2017 Vector Creations 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 ._base import BaseSlavedStore
from synapse.storage.client_ips import LAST_SEEN_GRANULARITY
from synapse.util.caches import CACHE_SIZE_FACTOR
from synapse.util.caches.descriptors import Cache
class SlavedClientIpStore(BaseSlavedStore):
def __init__(self, db_conn, hs):
super(SlavedClientIpStore, self).__init__(db_conn, hs)
self.client_ip_last_seen = Cache(
name="client_ip_last_seen",
keylen=4,
max_entries=50000 * CACHE_SIZE_FACTOR,
)
def insert_client_ip(self, user_id, access_token, ip, user_agent, device_id):
now = int(self._clock.time_msec())
key = (user_id, access_token, ip)
try:
last_seen = self.client_ip_last_seen.get(key)
except KeyError:
last_seen = None
# Rate-limited inserts
if last_seen is not None and (now - last_seen) < LAST_SEEN_GRANULARITY:
return
self.hs.get_tcp_replication().send_user_ip(
user_id, access_token, ip, user_agent, device_id, now
)