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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.
92 lines
3.2 KiB
Python
92 lines
3.2 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 2021 The Matrix.org Foundation C.I.C.
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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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from twisted.internet.address import IPv6Address
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from twisted.test.proto_helpers import MemoryReactor, StringTransport
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from synapse.app.homeserver import SynapseHomeServer
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from synapse.server import HomeServer
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from synapse.util import Clock
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from tests.unittest import HomeserverTestCase
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class SynapseRequestTestCase(HomeserverTestCase):
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def make_homeserver(self, reactor: MemoryReactor, clock: Clock) -> HomeServer:
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return self.setup_test_homeserver(homeserver_to_use=SynapseHomeServer)
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def test_large_request(self) -> None:
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"""overlarge HTTP requests should be rejected"""
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self.hs.start_listening()
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# find the HTTP server which is configured to listen on port 0
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(port, factory, _backlog, interface) = self.reactor.tcpServers[0]
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self.assertEqual(interface, "::")
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self.assertEqual(port, 0)
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# as a control case, first send a regular request.
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# complete the connection and wire it up to a fake transport
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client_address = IPv6Address("TCP", "::1", 2345)
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protocol = factory.buildProtocol(client_address)
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transport = StringTransport()
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protocol.makeConnection(transport)
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protocol.dataReceived(
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b"POST / HTTP/1.1\r\n"
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b"Connection: close\r\n"
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b"Transfer-Encoding: chunked\r\n"
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b"\r\n"
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b"0\r\n"
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b"\r\n"
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)
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while not transport.disconnecting:
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self.reactor.advance(1)
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# we should get a 404
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self.assertRegex(transport.value().decode(), r"^HTTP/1\.1 404 ")
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# now send an oversized request
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protocol = factory.buildProtocol(client_address)
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transport = StringTransport()
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protocol.makeConnection(transport)
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protocol.dataReceived(
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b"POST / HTTP/1.1\r\n"
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b"Connection: close\r\n"
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b"Transfer-Encoding: chunked\r\n"
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b"\r\n"
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)
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# we deliberately send all the data in one big chunk, to ensure that
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# twisted isn't buffering the data in the chunked transfer decoder.
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# we start with the chunk size, in hex. (We won't actually send this much)
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protocol.dataReceived(b"10000000\r\n")
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sent = 0
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while not transport.disconnected:
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self.assertLess(sent, 0x10000000, "connection did not drop")
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protocol.dataReceived(b"\0" * 1024)
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sent += 1024
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# default max upload size is 50M, so it should drop on the next buffer after
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# that.
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self.assertEqual(sent, 50 * 1024 * 1024 + 1024)
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