From 78a9698650b7a96e2a7814c3732c3ff8aa5a2f0f Mon Sep 17 00:00:00 2001
From: Matthew Hodgson <matthew@matrix.org>
Date: Fri, 13 Apr 2018 15:47:43 +0100
Subject: [PATCH] fix federation_domain_whitelist

we were checking the wrong server_name on inbound requests
---
 synapse/federation/transport/server.py | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/synapse/federation/transport/server.py b/synapse/federation/transport/server.py
index 4c94d5a36c..ff0656df3e 100644
--- a/synapse/federation/transport/server.py
+++ b/synapse/federation/transport/server.py
@@ -94,12 +94,6 @@ class Authenticator(object):
             "signatures": {},
         }
 
-        if (
-            self.federation_domain_whitelist is not None and
-            self.server_name not in self.federation_domain_whitelist
-        ):
-            raise FederationDeniedError(self.server_name)
-
         if content is not None:
             json_request["content"] = content
 
@@ -138,6 +132,12 @@ class Authenticator(object):
                 json_request["origin"] = origin
                 json_request["signatures"].setdefault(origin, {})[key] = sig
 
+        if (
+            self.federation_domain_whitelist is not None and
+            origin not in self.federation_domain_whitelist
+        ):
+            raise FederationDeniedError(origin)
+
         if not json_request["signatures"]:
             raise NoAuthenticationError(
                 401, "Missing Authorization headers", Codes.UNAUTHORIZED,
-- 
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