mirror of
https://git.anonymousland.org/anonymousland/synapse.git
synced 2024-12-29 18:36:13 -05:00
d0fed7a37b
* Tweak http types in Synapse AFACIS these are correct, and they make mypy happier on tests.http. * Type hints for test_proxyagent * type hints for test_srv_resolver * test_matrix_federation_agent * tests.http.server._base * tests.http.__init__ * tests.http.test_additional_resource * tests.http.test_client * tests.http.test_endpoint * tests.http.test_matrixfederationclient * tests.http.test_servlet * tests.http.test_simple_client * tests.http.test_site * One fixup in tests.server * Untyped defs * Changelog * Fixup syntax for Python 3.7 * Fix olddeps syntax * Use a twisted IPv4 addr for dummy_address * Fix typo, thanks Sean Co-authored-by: Sean Quah <8349537+squahtx@users.noreply.github.com> * Remove redundant `Optional` --------- Co-authored-by: Sean Quah <8349537+squahtx@users.noreply.github.com>
182 lines
6.0 KiB
Python
182 lines
6.0 KiB
Python
# Copyright 2020 The Matrix.org Foundation C.I.C.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from unittest.mock import Mock
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from netaddr import IPSet
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from twisted.internet import defer
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from twisted.internet.error import DNSLookupError
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from twisted.test.proto_helpers import MemoryReactor
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from synapse.http import RequestTimedOutError
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from synapse.http.client import SimpleHttpClient
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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 SimpleHttpClientTests(HomeserverTestCase):
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def prepare(self, reactor: MemoryReactor, clock: Clock, hs: "HomeServer") -> None:
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# Add a DNS entry for a test server
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self.reactor.lookups["testserv"] = "1.2.3.4"
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self.cl = hs.get_simple_http_client()
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def test_dns_error(self) -> None:
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"""
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If the DNS lookup returns an error, it will bubble up.
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"""
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d = defer.ensureDeferred(self.cl.get_json("http://testserv2:8008/foo/bar"))
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self.pump()
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f = self.failureResultOf(d)
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self.assertIsInstance(f.value, DNSLookupError)
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def test_client_connection_refused(self) -> None:
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d = defer.ensureDeferred(self.cl.get_json("http://testserv:8008/foo/bar"))
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self.pump()
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# Nothing happened yet
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self.assertNoResult(d)
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clients = self.reactor.tcpClients
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self.assertEqual(len(clients), 1)
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(host, port, factory, _timeout, _bindAddress) = clients[0]
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self.assertEqual(host, "1.2.3.4")
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self.assertEqual(port, 8008)
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e = Exception("go away")
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factory.clientConnectionFailed(None, e)
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self.pump(0.5)
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f = self.failureResultOf(d)
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self.assertIs(f.value, e)
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def test_client_never_connect(self) -> None:
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"""
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If the HTTP request is not connected and is timed out, it'll give a
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ConnectingCancelledError or TimeoutError.
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"""
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d = defer.ensureDeferred(self.cl.get_json("http://testserv:8008/foo/bar"))
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self.pump()
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# Nothing happened yet
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self.assertNoResult(d)
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# Make sure treq is trying to connect
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clients = self.reactor.tcpClients
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self.assertEqual(len(clients), 1)
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self.assertEqual(clients[0][0], "1.2.3.4")
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self.assertEqual(clients[0][1], 8008)
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# Deferred is still without a result
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self.assertNoResult(d)
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# Push by enough to time it out
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self.reactor.advance(120)
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f = self.failureResultOf(d)
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self.assertIsInstance(f.value, RequestTimedOutError)
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def test_client_connect_no_response(self) -> None:
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"""
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If the HTTP request is connected, but gets no response before being
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timed out, it'll give a ResponseNeverReceived.
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"""
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d = defer.ensureDeferred(self.cl.get_json("http://testserv:8008/foo/bar"))
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self.pump()
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# Nothing happened yet
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self.assertNoResult(d)
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# Make sure treq is trying to connect
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clients = self.reactor.tcpClients
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self.assertEqual(len(clients), 1)
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self.assertEqual(clients[0][0], "1.2.3.4")
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self.assertEqual(clients[0][1], 8008)
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conn = Mock()
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client = clients[0][2].buildProtocol(None)
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client.makeConnection(conn)
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# Deferred is still without a result
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self.assertNoResult(d)
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# Push by enough to time it out
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self.reactor.advance(120)
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f = self.failureResultOf(d)
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self.assertIsInstance(f.value, RequestTimedOutError)
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def test_client_ip_range_blacklist(self) -> None:
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"""Ensure that Synapse does not try to connect to blacklisted IPs"""
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# Add some DNS entries we'll blacklist
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self.reactor.lookups["internal"] = "127.0.0.1"
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self.reactor.lookups["internalv6"] = "fe80:0:0:0:0:8a2e:370:7337"
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ip_blacklist = IPSet(["127.0.0.0/8", "fe80::/64"])
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cl = SimpleHttpClient(self.hs, ip_blacklist=ip_blacklist)
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# Try making a GET request to a blacklisted IPv4 address
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# ------------------------------------------------------
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# Make the request
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d = defer.ensureDeferred(cl.get_json("http://internal:8008/foo/bar"))
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self.pump(1)
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# Check that it was unable to resolve the address
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clients = self.reactor.tcpClients
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self.assertEqual(len(clients), 0)
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self.failureResultOf(d, DNSLookupError)
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# Try making a POST request to a blacklisted IPv6 address
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# -------------------------------------------------------
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# Make the request
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d = defer.ensureDeferred(
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cl.post_json_get_json("http://internalv6:8008/foo/bar", {})
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)
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# Move the reactor forwards
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self.pump(1)
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# Check that it was unable to resolve the address
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clients = self.reactor.tcpClients
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self.assertEqual(len(clients), 0)
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# Check that it was due to a blacklisted DNS lookup
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self.failureResultOf(d, DNSLookupError)
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# Try making a GET request to a non-blacklisted IPv4 address
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# ----------------------------------------------------------
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# Make the request
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d = defer.ensureDeferred(cl.get_json("http://testserv:8008/foo/bar"))
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# Nothing has happened yet
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self.assertNoResult(d)
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# Move the reactor forwards
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self.pump(1)
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# Check that it was able to resolve the address
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clients = self.reactor.tcpClients
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self.assertNotEqual(len(clients), 0)
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# Connection will still fail as this IP address does not resolve to anything
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self.failureResultOf(d, RequestTimedOutError)
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