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#
# This file is licensed under the Affero General Public License (AGPL) version 3.
#
# Copyright 2019 The Matrix.org Foundation C.I.C.
# Copyright (C) 2023 New Vector, Ltd
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# See the GNU Affero General Public License for more details:
# <https://www.gnu.org/licenses/agpl-3.0.html>.
#
# Originally licensed under the Apache License, Version 2.0:
# <http://www.apache.org/licenses/LICENSE-2.0>.
#
# [This file includes modifications made by New Vector Limited]
#
#
import logging
import logging.config
import warnings
from io import StringIO
from typing import Optional
from unittest.mock import Mock
from pyperf import perf_counter
from twisted.internet.address import IPv4Address, IPv6Address
from twisted.internet.defer import Deferred
from twisted.internet.protocol import ServerFactory
from twisted.logger import LogBeginner, LogPublisher
from twisted.protocols.basic import LineOnlyReceiver
from synapse.config.logger import _setup_stdlib_logging
from synapse.logging import RemoteHandler
from synapse.synapse_rust import reset_logging_config
from synapse.types import ISynapseReactor
from synapse.util import Clock
class LineCounter(LineOnlyReceiver):
delimiter = b"\n"
count = 0
def lineReceived(self, line: bytes) -> None:
self.count += 1
assert isinstance(self.factory, Factory)
if self.count >= self.factory.wait_for and self.factory.on_done:
on_done = self.factory.on_done
self.factory.on_done = None
on_done.callback(True)
class Factory(ServerFactory):
protocol = LineCounter
wait_for: int
on_done: Optional[Deferred]
async def main(reactor: ISynapseReactor, loops: int) -> float:
"""
Benchmark how long it takes to send `loops` messages.
"""
logger_factory = Factory()
logger_factory.wait_for = loops
logger_factory.on_done = Deferred()
port = reactor.listenTCP(0, logger_factory, backlog=50, interface="127.0.0.1")
# A fake homeserver config.
class Config:
class server:
server_name = "synmark-" + str(loops)
# This odd construct is to avoid mypy thinking that logging escapes the
# scope of Config.
class _logging:
no_redirect_stdio = True
logging = _logging
hs_config = Config()
# To be able to sleep.
clock = Clock(reactor)
errors = StringIO()
publisher = LogPublisher()
mock_sys = Mock()
beginner = LogBeginner(
publisher, errors, mock_sys, warnings, initialBufferSize=loops
)
address = port.getHost()
assert isinstance(address, (IPv4Address, IPv6Address))
log_config = {
"version": 1,
"loggers": {"synapse": {"level": "DEBUG", "handlers": ["remote"]}},
"formatters": {"tersejson": {"class": "synapse.logging.TerseJsonFormatter"}},
"handlers": {
"remote": {
"class": "synapse.logging.RemoteHandler",
"formatter": "tersejson",
"host": address.host,
"port": address.port,
"maximum_buffer": 100,
}
},
}
logger = logging.getLogger("synapse")
_setup_stdlib_logging(
hs_config, # type: ignore[arg-type]
None,
logBeginner=beginner,
)
# Force a new logging config without having to load it from a file.
logging.config.dictConfig(log_config)
reset_logging_config()
# Wait for it to connect...
for handler in logging.getLogger("synapse").handlers:
if isinstance(handler, RemoteHandler):
break
else:
raise RuntimeError("Improperly configured: no RemoteHandler found.")
await handler._service.whenConnected(failAfterFailures=10)
start = perf_counter()
# Send a bunch of useful messages
for i in range(loops):
logger.info("test message %s", i)
if len(handler._buffer) == handler.maximum_buffer:
while len(handler._buffer) > handler.maximum_buffer / 2:
await clock.sleep(0.01)
await logger_factory.on_done
end = perf_counter() - start
handler.close()
port.stopListening()
return end
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