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23740eaa3d
During the migration the automated script to update the copyright headers accidentally got rid of some of the existing copyright lines. Reinstate them.
108 lines
3.3 KiB
Python
108 lines
3.3 KiB
Python
#
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# This file is licensed under the Affero General Public License (AGPL) version 3.
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#
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# Copyright 2023 The Matrix.org Foundation C.I.C.
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# Copyright 2014-2016 OpenMarket Ltd
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# Copyright (C) 2023 New Vector, Ltd
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# See the GNU Affero General Public License for more details:
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# <https://www.gnu.org/licenses/agpl-3.0.html>.
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#
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# Originally licensed under the Apache License, Version 2.0:
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# <http://www.apache.org/licenses/LICENSE-2.0>.
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#
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# [This file includes modifications made by New Vector Limited]
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#
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#
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""" This is an implementation of a Matrix homeserver.
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"""
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import os
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import sys
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from typing import Any, Dict
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from PIL import ImageFile
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from synapse.util.rust import check_rust_lib_up_to_date
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from synapse.util.stringutils import strtobool
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# Allow truncated JPEG images to be thumbnailed.
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ImageFile.LOAD_TRUNCATED_IMAGES = True
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# Check that we're not running on an unsupported Python version.
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#
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# Note that we use an (unneeded) variable here so that pyupgrade doesn't nuke the
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# if-statement completely.
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py_version = sys.version_info
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if py_version < (3, 8):
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print("Synapse requires Python 3.8 or above.")
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sys.exit(1)
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# Allow using the asyncio reactor via env var.
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if strtobool(os.environ.get("SYNAPSE_ASYNC_IO_REACTOR", "0")):
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from incremental import Version
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import twisted
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# We need a bugfix that is included in Twisted 21.2.0:
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# https://twistedmatrix.com/trac/ticket/9787
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if twisted.version < Version("Twisted", 21, 2, 0):
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print("Using asyncio reactor requires Twisted>=21.2.0")
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sys.exit(1)
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import asyncio
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from twisted.internet import asyncioreactor
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asyncioreactor.install(asyncio.get_event_loop())
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# Twisted and canonicaljson will fail to import when this file is executed to
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# get the __version__ during a fresh install. That's OK and subsequent calls to
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# actually start Synapse will import these libraries fine.
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try:
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from twisted.internet import protocol
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from twisted.internet.protocol import Factory
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from twisted.names.dns import DNSDatagramProtocol
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protocol.Factory.noisy = False
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Factory.noisy = False
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DNSDatagramProtocol.noisy = False
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except ImportError:
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pass
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# Teach canonicaljson how to serialise immutabledicts.
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try:
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from canonicaljson import register_preserialisation_callback
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from immutabledict import immutabledict
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def _immutabledict_cb(d: immutabledict) -> Dict[str, Any]:
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try:
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return d._dict
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except Exception:
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# Paranoia: fall back to a `dict()` call, in case a future version of
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# immutabledict removes `_dict` from the implementation.
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return dict(d)
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register_preserialisation_callback(immutabledict, _immutabledict_cb)
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except ImportError:
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pass
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import synapse.util # noqa: E402
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__version__ = synapse.util.SYNAPSE_VERSION
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if bool(os.environ.get("SYNAPSE_TEST_PATCH_LOG_CONTEXTS", False)):
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# We import here so that we don't have to install a bunch of deps when
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# running the packaging tox test.
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from synapse.util.patch_inline_callbacks import do_patch
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do_patch()
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check_rust_lib_up_to_date()
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