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authorErik Johnston <erik@matrix.org>2019-08-01 14:19:39 +0100
committerGitHub <noreply@github.com>2019-08-01 14:19:39 +0100
commitd55bc4a8bfe101c97d1d779482d4d5b618a727fa (patch)
tree42c375b845a9b2ed14cc7961d0d0a6968e6148aa
parentHave ClientReaderSlavedStore inherit RegistrationStore (#5806) (diff)
parentNewsfile (diff)
downloadsynapse-d55bc4a8bfe101c97d1d779482d4d5b618a727fa.tar.xz
Merge pull request #5810 from matrix-org/erikj/no_server_reachable
Return 502 not 500 when failing to reach any remote server.
-rw-r--r--changelog.d/5810.misc1
-rw-r--r--synapse/federation/federation_client.py7
2 files changed, 4 insertions, 4 deletions
diff --git a/changelog.d/5810.misc b/changelog.d/5810.misc
new file mode 100644
index 0000000000..0a5ccbbb3f
--- /dev/null
+++ b/changelog.d/5810.misc
@@ -0,0 +1 @@
+Return 502 not 500 when failing to reach any remote server.
diff --git a/synapse/federation/federation_client.py b/synapse/federation/federation_client.py
index 6e03ce21af..bec3080895 100644
--- a/synapse/federation/federation_client.py
+++ b/synapse/federation/federation_client.py
@@ -511,9 +511,8 @@ class FederationClient(FederationBase):
             The [Deferred] result of callback, if it succeeds
 
         Raises:
-            SynapseError if the chosen remote server returns a 300/400 code.
-
-            RuntimeError if no servers were reachable.
+            SynapseError if the chosen remote server returns a 300/400 code, or
+            no servers were reachable.
         """
         for destination in destinations:
             if destination == self.server_name:
@@ -538,7 +537,7 @@ class FederationClient(FederationBase):
             except Exception:
                 logger.warn("Failed to %s via %s", description, destination, exc_info=1)
 
-        raise RuntimeError("Failed to %s via any server" % (description,))
+        raise SynapseError(502, "Failed to %s via any server" % (description,))
 
     def make_membership_event(
         self, destinations, room_id, user_id, membership, content, params