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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 sys
from argparse import REMAINDER, Namespace
from contextlib import redirect_stderr
from io import StringIO
from typing import Any, Callable, Coroutine, TypeVar
import pyperf
from twisted.internet.defer import Deferred, ensureDeferred
from twisted.logger import globalLogBeginner, textFileLogObserver
from twisted.python.failure import Failure
from synapse.types import ISynapseReactor
from synmark import make_reactor
from synmark.suites import SUITES
from tests.utils import setupdb
T = TypeVar("T")
def make_test(
main: Callable[[ISynapseReactor, int], Coroutine[Any, Any, float]],
) -> Callable[[int], float]:
"""
Take a benchmark function and wrap it in a reactor start and stop.
"""
def _main(loops: int) -> float:
reactor = make_reactor()
file_out = StringIO()
with redirect_stderr(file_out):
d: "Deferred[float]" = Deferred()
d.addCallback(lambda _: ensureDeferred(main(reactor, loops)))
def on_done(res: T) -> T:
if isinstance(res, Failure):
res.printTraceback()
print(file_out.getvalue())
reactor.stop()
return res
d.addBoth(on_done)
# type-ignore: This is outside of Synapse (just a utility benchmark script)
# so we don't need to worry about which server the logs are coming from
# (`Clock.call_when_running` manages the logcontext for us).
reactor.callWhenRunning(lambda: d.callback(True)) # type: ignore[prefer-synapse-clock-call-when-running]
reactor.run()
# mypy thinks this is an object for some reason.
return d.result # type: ignore[return-value]
return _main
if __name__ == "__main__":
def add_cmdline_args(cmd: list[str], args: Namespace) -> None:
if args.log:
cmd.extend(["--log"])
cmd.extend(args.tests)
runner = pyperf.Runner(
processes=3, min_time=1.5, show_name=True, add_cmdline_args=add_cmdline_args
)
runner.argparser.add_argument("--log", action="store_true")
runner.argparser.add_argument("tests", nargs=REMAINDER)
runner.parse_args()
orig_loops = runner.args.loops
runner.args.inherit_environ = ["SYNAPSE_POSTGRES"]
if runner.args.worker:
if runner.args.log:
# sys.__stdout__ can technically be None, just exit if it's the case
if not sys.__stdout__:
exit(1)
globalLogBeginner.beginLoggingTo(
[textFileLogObserver(sys.__stdout__)], redirectStandardIO=False
)
setupdb()
if runner.args.tests:
existing_suites = {s.__name__.split(".")[-1] for s, _ in SUITES}
for test in runner.args.tests:
if test not in existing_suites:
print(f"Test suite {test} does not exist.")
exit(-1)
suites = list(
filter(lambda t: t[0].__name__.split(".")[-1] in runner.args.tests, SUITES)
)
else:
suites = SUITES
for suite, loops in suites:
if loops:
runner.args.loops = loops
loops_desc = str(loops)
else:
runner.args.loops = orig_loops
loops_desc = "auto"
runner.bench_time_func(
suite.__name__ + "_" + loops_desc,
make_test(suite.main),
)
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