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# -*- coding: utf-8 -*-
# Copyright 2019 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 warnings
from io import StringIO
from mock import Mock
from pyperf import perf_counter
from synmark import make_homeserver
from twisted.internet.defer import Deferred
from twisted.internet.protocol import ServerFactory
from twisted.logger import LogBeginner, Logger, LogPublisher
from twisted.protocols.basic import LineOnlyReceiver
from synapse.logging._structured import setup_structured_logging
class LineCounter(LineOnlyReceiver):
delimiter = b"\n"
def __init__(self, *args, **kwargs):
self.count = 0
super().__init__(*args, **kwargs)
def lineReceived(self, line):
self.count += 1
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)
async def main(reactor, loops):
"""
Benchmark how long it takes to send `loops` messages.
"""
servers = []
def protocol():
p = LineCounter()
servers.append(p)
return p
logger_factory = ServerFactory.forProtocol(protocol)
logger_factory.wait_for = loops
logger_factory.on_done = Deferred()
port = reactor.listenTCP(0, logger_factory, interface="127.0.0.1")
hs, wait, cleanup = await make_homeserver(reactor)
errors = StringIO()
publisher = LogPublisher()
mock_sys = Mock()
beginner = LogBeginner(
publisher, errors, mock_sys, warnings, initialBufferSize=loops
)
log_config = {
"loggers": {"synapse": {"level": "DEBUG"}},
"drains": {
"tersejson": {
"type": "network_json_terse",
"host": "127.0.0.1",
"port": port.getHost().port,
"maximum_buffer": 100,
}
},
}
logger = Logger(namespace="synapse.logging.test_terse_json", observer=publisher)
logging_system = setup_structured_logging(
hs, hs.config, log_config, logBeginner=beginner, redirect_stdlib_logging=False
)
# Wait for it to connect...
await logging_system._observers[0]._service.whenConnected()
start = perf_counter()
# Send a bunch of useful messages
for i in range(0, loops):
logger.info("test message %s" % (i,))
if (
len(logging_system._observers[0]._buffer)
== logging_system._observers[0].maximum_buffer
):
while (
len(logging_system._observers[0]._buffer)
> logging_system._observers[0].maximum_buffer / 2
):
await wait(0.01)
await logger_factory.on_done
end = perf_counter() - start
logging_system.stop()
port.stopListening()
cleanup()
return end
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