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Switch from matrix:// to matrix-federation:// scheme for internal Synapse routing of outbound federation traffic (#15806)

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`matrix://` is a registered specced scheme nowadays and doesn't make sense for
our internal to Synapse use case anymore. ([discussion]
(https://github.com/matrix-org/synapse/pull/15773#discussion_r1227598679))
This commit is contained in:
Eric Eastwood 2023-06-20 04:05:31 -05:00 committed by GitHub
parent 4ba528d9c3
commit 887fa4b66b
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7 changed files with 43 additions and 29 deletions
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1
changelog.d/15806.misc Normal file
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@ -0,0 +1 @@
Switch from `matrix://` to `matrix-federation://` scheme for internal Synapse routing of outbound federation traffic.

2
contrib/lnav/synapse-log-format.json
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@ -29,7 +29,7 @@
"level": "error"
},
{
"line": "my-matrix-server-federation-sender-1 | 2023-01-25 20:56:20,995 - synapse.http.matrixfederationclient - 709 - WARNING - federation_transaction_transmission_loop-3 - {PUT-O-3} [example.com] Request failed: PUT matrix://example.com/_matrix/federation/v1/send/1674680155797: HttpResponseException('403: Forbidden')",
"line": "my-matrix-server-federation-sender-1 | 2023-01-25 20:56:20,995 - synapse.http.matrixfederationclient - 709 - WARNING - federation_transaction_transmission_loop-3 - {PUT-O-3} [example.com] Request failed: PUT matrix-federation://example.com/_matrix/federation/v1/send/1674680155797: HttpResponseException('403: Forbidden')",
"level": "warning"
},
{

4
scripts-dev/federation_client.py
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@ -136,11 +136,11 @@ def request(
authorization_headers.append(header)
print("Authorization: %s" % header, file=sys.stderr)
dest = "matrix://%s%s" % (destination, path)
dest = "matrix-federation://%s%s" % (destination, path)
print("Requesting %s" % dest, file=sys.stderr)
s = requests.Session()
s.mount("matrix://", MatrixConnectionAdapter())
s.mount("matrix-federation://", MatrixConnectionAdapter())
headers: Dict[str, str] = {
"Authorization": authorization_headers[0],

14
synapse/http/federation/matrix_federation_agent.py
View File

@ -51,8 +51,10 @@ logger = logging.getLogger(__name__)
@implementer(IAgent)
class MatrixFederationAgent:
"""An Agent-like thing which provides a `request` method which correctly
handles resolving matrix server names when using matrix://. Handles standard
https URIs as normal.
handles resolving matrix server names when using `matrix-federation://`. Handles
standard https URIs as normal. The `matrix-federation://` scheme is internal to
Synapse and we purposely want to avoid colliding with the `matrix://` URL scheme
which is now specced.
Doesn't implement any retries. (Those are done in MatrixFederationHttpClient.)
@ -167,14 +169,14 @@ class MatrixFederationAgent:
# There must be a valid hostname.
assert parsed_uri.hostname
# If this is a matrix:// URI check if the server has delegated matrix
# If this is a matrix-federation:// URI check if the server has delegated matrix
# traffic using well-known delegation.
#
# We have to do this here and not in the endpoint as we need to rewrite
# the host header with the delegated server name.
delegated_server = None
if (
parsed_uri.scheme == b"matrix"
parsed_uri.scheme == b"matrix-federation"
and not _is_ip_literal(parsed_uri.hostname)
and not parsed_uri.port
):
@ -250,7 +252,7 @@ class MatrixHostnameEndpointFactory:
@implementer(IStreamClientEndpoint)
class MatrixHostnameEndpoint:
"""An endpoint that resolves matrix:// URLs using Matrix server name
"""An endpoint that resolves matrix-federation:// URLs using Matrix server name
resolution (i.e. via SRV). Does not check for well-known delegation.
Args:
@ -379,7 +381,7 @@ class MatrixHostnameEndpoint:
connect to.
"""
if self._parsed_uri.scheme != b"matrix":
if self._parsed_uri.scheme != b"matrix-federation":
return [Server(host=self._parsed_uri.host, port=self._parsed_uri.port)]
# Note: We don't do well-known lookup as that needs to have happened

9
synapse/http/matrixfederationclient.py
View File

@ -174,7 +174,14 @@ class MatrixFederationRequest:
# The object is frozen so we can pre-compute this.
uri = urllib.parse.urlunparse(
(b"matrix", destination_bytes, path_bytes, None, query_bytes, b"")
(
b"matrix-federation",
destination_bytes,
path_bytes,
None,
query_bytes,
b"",
)
)
object.__setattr__(self, "uri", uri)

4
tests/federation/test_federation_client.py
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@ -124,7 +124,7 @@ class FederationClientTest(FederatingHomeserverTestCase):
# check the right call got made to the agent
self._mock_agent.request.assert_called_once_with(
b"GET",
b"matrix://yet.another.server/_matrix/federation/v1/state/%21room_id?event_id=event_id",
b"matrix-federation://yet.another.server/_matrix/federation/v1/state/%21room_id?event_id=event_id",
headers=mock.ANY,
bodyProducer=None,
)
@ -232,7 +232,7 @@ class FederationClientTest(FederatingHomeserverTestCase):
# check the right call got made to the agent
self._mock_agent.request.assert_called_once_with(
b"GET",
b"matrix://yet.another.server/_matrix/federation/v1/event/event_id",
b"matrix-federation://yet.another.server/_matrix/federation/v1/event/event_id",
headers=mock.ANY,
bodyProducer=None,
)

38
tests/http/federation/test_matrix_federation_agent.py
View File

@ -292,7 +292,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
self.agent = self._make_agent()
self.reactor.lookups["testserv"] = "1.2.3.4"
test_d = self._make_get_request(b"matrix://testserv:8448/foo/bar")
test_d = self._make_get_request(b"matrix-federation://testserv:8448/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -393,7 +393,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
self.reactor.lookups["testserv"] = "1.2.3.4"
self.reactor.lookups["proxy.com"] = "9.9.9.9"
test_d = self._make_get_request(b"matrix://testserv:8448/foo/bar")
test_d = self._make_get_request(b"matrix-federation://testserv:8448/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -532,7 +532,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
# there will be a getaddrinfo on the IP
self.reactor.lookups["1.2.3.4"] = "1.2.3.4"
test_d = self._make_get_request(b"matrix://1.2.3.4/foo/bar")
test_d = self._make_get_request(b"matrix-federation://1.2.3.4/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -568,7 +568,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
# there will be a getaddrinfo on the IP
self.reactor.lookups["::1"] = "::1"
test_d = self._make_get_request(b"matrix://[::1]/foo/bar")
test_d = self._make_get_request(b"matrix-federation://[::1]/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -604,7 +604,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
# there will be a getaddrinfo on the IP
self.reactor.lookups["::1"] = "::1"
test_d = self._make_get_request(b"matrix://[::1]:80/foo/bar")
test_d = self._make_get_request(b"matrix-federation://[::1]:80/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -639,7 +639,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
self.mock_resolver.resolve_service.side_effect = generate_resolve_service([])
self.reactor.lookups["testserv1"] = "1.2.3.4"
test_d = self._make_get_request(b"matrix://testserv1/foo/bar")
test_d = self._make_get_request(b"matrix-federation://testserv1/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -693,7 +693,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
# there will be a getaddrinfo on the IP
self.reactor.lookups["1.2.3.5"] = "1.2.3.5"
test_d = self._make_get_request(b"matrix://1.2.3.5/foo/bar")
test_d = self._make_get_request(b"matrix-federation://1.2.3.5/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -725,7 +725,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
self.mock_resolver.resolve_service.side_effect = generate_resolve_service([])
self.reactor.lookups["testserv"] = "1.2.3.4"
test_d = self._make_get_request(b"matrix://testserv/foo/bar")
test_d = self._make_get_request(b"matrix-federation://testserv/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -780,7 +780,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
self.reactor.lookups["testserv"] = "1.2.3.4"
self.reactor.lookups["target-server"] = "1::f"
test_d = self._make_get_request(b"matrix://testserv/foo/bar")
test_d = self._make_get_request(b"matrix-federation://testserv/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -844,7 +844,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
self.reactor.lookups["testserv"] = "1.2.3.4"
self.reactor.lookups["target-server"] = "1::f"
test_d = self._make_get_request(b"matrix://testserv/foo/bar")
test_d = self._make_get_request(b"matrix-federation://testserv/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -933,7 +933,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
self.mock_resolver.resolve_service.side_effect = generate_resolve_service([])
self.reactor.lookups["testserv"] = "1.2.3.4"
test_d = self._make_get_request(b"matrix://testserv/foo/bar")
test_d = self._make_get_request(b"matrix-federation://testserv/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -1009,7 +1009,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
),
)
test_d = agent.request(b"GET", b"matrix://testserv/foo/bar")
test_d = agent.request(b"GET", b"matrix-federation://testserv/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -1042,7 +1042,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
)
self.reactor.lookups["srvtarget"] = "1.2.3.4"
test_d = self._make_get_request(b"matrix://testserv/foo/bar")
test_d = self._make_get_request(b"matrix-federation://testserv/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -1082,7 +1082,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
self.reactor.lookups["testserv"] = "1.2.3.4"
self.reactor.lookups["srvtarget"] = "5.6.7.8"
test_d = self._make_get_request(b"matrix://testserv/foo/bar")
test_d = self._make_get_request(b"matrix-federation://testserv/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)
@ -1143,7 +1143,9 @@ class MatrixFederationAgentTests(unittest.TestCase):
self.reactor.lookups["xn--bcher-kva.com"] = "1.2.3.4"
# this is idna for bücher.com
test_d = self._make_get_request(b"matrix://xn--bcher-kva.com/foo/bar")
test_d = self._make_get_request(
b"matrix-federation://xn--bcher-kva.com/foo/bar"
)
# Nothing happened yet
self.assertNoResult(test_d)
@ -1204,7 +1206,9 @@ class MatrixFederationAgentTests(unittest.TestCase):
)
self.reactor.lookups["xn--trget-3qa.com"] = "1.2.3.4"
test_d = self._make_get_request(b"matrix://xn--bcher-kva.com/foo/bar")
test_d = self._make_get_request(
b"matrix-federation://xn--bcher-kva.com/foo/bar"
)
# Nothing happened yet
self.assertNoResult(test_d)
@ -1411,7 +1415,7 @@ class MatrixFederationAgentTests(unittest.TestCase):
)
self.reactor.lookups["target.com"] = "1.2.3.4"
test_d = self._make_get_request(b"matrix://testserv/foo/bar")
test_d = self._make_get_request(b"matrix-federation://testserv/foo/bar")
# Nothing happened yet
self.assertNoResult(test_d)