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| author | David Robertson <davidr@element.io> | 2022-11-18 19:56:42 +0000 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2022-11-18 19:56:42 +0000 |
| commit | e1b15f25f3ad4b45b381544ca6b3cd2caf43d25d (patch) | |
| tree | 1e90b1de80aee13ffbf80400435b2d5b617cc545 | |
| parent | Reduce default third party invite rate limit to 216 invites per day (#14487) (diff) | |
| download | synapse-e1b15f25f3ad4b45b381544ca6b3cd2caf43d25d.tar.xz | |
Fix /key/v2/server calls with URL-unsafe key IDs (#14490)
Co-authored-by: Patrick Cloke <clokep@users.noreply.github.com>
| -rw-r--r-- | changelog.d/14490.misc | 1 | ||||
| -rw-r--r-- | synapse/crypto/keyring.py | 2 | ||||
| -rw-r--r-- | tests/crypto/test_keyring.py | 12 |
3 files changed, 14 insertions, 1 deletions
diff --git a/changelog.d/14490.misc b/changelog.d/14490.misc new file mode 100644 index 0000000000..c0a4daa885 --- /dev/null +++ b/changelog.d/14490.misc @@ -0,0 +1 @@ +Fix a bug introduced in Synapse 0.9 where it would fail to fetch server keys whose IDs contain a forward slash. diff --git a/synapse/crypto/keyring.py b/synapse/crypto/keyring.py index dd9b8089ec..ed15f88350 100644 --- a/synapse/crypto/keyring.py +++ b/synapse/crypto/keyring.py @@ -857,7 +857,7 @@ class ServerKeyFetcher(BaseV2KeyFetcher): response = await self.client.get_json( destination=server_name, path="/_matrix/key/v2/server/" - + urllib.parse.quote(requested_key_id), + + urllib.parse.quote(requested_key_id, safe=""), ignore_backoff=True, # we only give the remote server 10s to respond. It should be an # easy request to handle, so if it doesn't reply within 10s, it's diff --git a/tests/crypto/test_keyring.py b/tests/crypto/test_keyring.py index 820a1a54e2..63628aa6b0 100644 --- a/tests/crypto/test_keyring.py +++ b/tests/crypto/test_keyring.py @@ -469,6 +469,18 @@ class ServerKeyFetcherTestCase(unittest.HomeserverTestCase): keys = self.get_success(fetcher.get_keys(SERVER_NAME, ["key1"], 0)) self.assertEqual(keys, {}) + def test_keyid_containing_forward_slash(self) -> None: + """We should url-encode any url unsafe chars in key ids. + + Detects https://github.com/matrix-org/synapse/issues/14488. + """ + fetcher = ServerKeyFetcher(self.hs) + self.get_success(fetcher.get_keys("example.com", ["key/potato"], 0)) + + self.http_client.get_json.assert_called_once() + args, kwargs = self.http_client.get_json.call_args + self.assertEqual(kwargs["path"], "/_matrix/key/v2/server/key%2Fpotato") + class PerspectivesKeyFetcherTestCase(unittest.HomeserverTestCase): def make_homeserver(self, reactor, clock): |