mirror of
https://git.anonymousland.org/anonymousland/synapse.git
synced 2024-12-27 15:19:24 -05:00
123 lines
4.4 KiB
Python
123 lines
4.4 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2020 The Matrix.org Foundation C.I.C.
|
|
#
|
|
# 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 typing
|
|
from collections import Counter
|
|
|
|
from synapse.metrics import BucketCollector
|
|
from synapse.metrics.background_process_metrics import run_as_background_process
|
|
from synapse.storage._base import SQLBaseStore
|
|
from synapse.storage.database import DatabasePool
|
|
from synapse.storage.databases.main.event_push_actions import (
|
|
EventPushActionsWorkerStore,
|
|
)
|
|
|
|
|
|
class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
|
|
"""Functions to pull various metrics from the DB, for e.g. phone home
|
|
stats and prometheus metrics.
|
|
"""
|
|
|
|
def __init__(self, database: DatabasePool, db_conn, hs):
|
|
super().__init__(database, db_conn, hs)
|
|
|
|
# Collect metrics on the number of forward extremities that exist.
|
|
# Counter of number of extremities to count
|
|
self._current_forward_extremities_amount = (
|
|
Counter()
|
|
) # type: typing.Counter[int]
|
|
|
|
BucketCollector(
|
|
"synapse_forward_extremities",
|
|
lambda: self._current_forward_extremities_amount,
|
|
buckets=[1, 2, 3, 5, 7, 10, 15, 20, 50, 100, 200, 500, "+Inf"],
|
|
)
|
|
|
|
# Read the extrems every 60 minutes
|
|
def read_forward_extremities():
|
|
# run as a background process to make sure that the database transactions
|
|
# have a logcontext to report to
|
|
return run_as_background_process(
|
|
"read_forward_extremities", self._read_forward_extremities
|
|
)
|
|
|
|
hs.get_clock().looping_call(read_forward_extremities, 60 * 60 * 1000)
|
|
|
|
async def _read_forward_extremities(self):
|
|
def fetch(txn):
|
|
txn.execute(
|
|
"""
|
|
select count(*) c from event_forward_extremities
|
|
group by room_id
|
|
"""
|
|
)
|
|
return txn.fetchall()
|
|
|
|
res = await self.db_pool.runInteraction("read_forward_extremities", fetch)
|
|
self._current_forward_extremities_amount = Counter([x[0] for x in res])
|
|
|
|
async def count_daily_messages(self):
|
|
"""
|
|
Returns an estimate of the number of messages sent in the last day.
|
|
|
|
If it has been significantly less or more than one day since the last
|
|
call to this function, it will return None.
|
|
"""
|
|
|
|
def _count_messages(txn):
|
|
sql = """
|
|
SELECT COALESCE(COUNT(*), 0) FROM events
|
|
WHERE type = 'm.room.message'
|
|
AND stream_ordering > ?
|
|
"""
|
|
txn.execute(sql, (self.stream_ordering_day_ago,))
|
|
(count,) = txn.fetchone()
|
|
return count
|
|
|
|
return await self.db_pool.runInteraction("count_messages", _count_messages)
|
|
|
|
async def count_daily_sent_messages(self):
|
|
def _count_messages(txn):
|
|
# This is good enough as if you have silly characters in your own
|
|
# hostname then thats your own fault.
|
|
like_clause = "%:" + self.hs.hostname
|
|
|
|
sql = """
|
|
SELECT COALESCE(COUNT(*), 0) FROM events
|
|
WHERE type = 'm.room.message'
|
|
AND sender LIKE ?
|
|
AND stream_ordering > ?
|
|
"""
|
|
|
|
txn.execute(sql, (like_clause, self.stream_ordering_day_ago))
|
|
(count,) = txn.fetchone()
|
|
return count
|
|
|
|
return await self.db_pool.runInteraction(
|
|
"count_daily_sent_messages", _count_messages
|
|
)
|
|
|
|
async def count_daily_active_rooms(self):
|
|
def _count(txn):
|
|
sql = """
|
|
SELECT COALESCE(COUNT(DISTINCT room_id), 0) FROM events
|
|
WHERE type = 'm.room.message'
|
|
AND stream_ordering > ?
|
|
"""
|
|
txn.execute(sql, (self.stream_ordering_day_ago,))
|
|
(count,) = txn.fetchone()
|
|
return count
|
|
|
|
return await self.db_pool.runInteraction("count_daily_active_rooms", _count)
|