From 8d3ea555fa0ef9fb7321ec4af0cc6121833d46d2 Mon Sep 17 00:00:00 2001
From: David Robertson <davidr@element.io>
Date: Wed, 26 Oct 2022 13:06:55 +0100
Subject: [PATCH] Send headers as a list

---
 synapse/appservice/api.py | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/synapse/appservice/api.py b/synapse/appservice/api.py
index fbac4375b096..60774b240d9f 100644
--- a/synapse/appservice/api.py
+++ b/synapse/appservice/api.py
@@ -123,7 +123,7 @@ async def query_user(self, service: "ApplicationService", user_id: str) -> bool:
             response = await self.get_json(
                 uri,
                 {"access_token": service.hs_token},
-                headers={"Authorization": f"Bearer {service.hs_token}"},
+                headers={"Authorization": [f"Bearer {service.hs_token}"]},
             )
             if response is not None:  # just an empty json object
                 return True
@@ -147,7 +147,7 @@ async def query_alias(self, service: "ApplicationService", alias: str) -> bool:
             response = await self.get_json(
                 uri,
                 {"access_token": service.hs_token},
-                headers={"Authorization": f"Bearer {service.hs_token}"},
+                headers={"Authorization": [f"Bearer {service.hs_token}"]},
             )
             if response is not None:  # just an empty json object
                 return True
@@ -190,7 +190,9 @@ async def query_3pe(
                 b"access_token": service.hs_token,
             }
             response = await self.get_json(
-                uri, args=args, headers={"Authorization": f"Bearer {service.hs_token}"}
+                uri,
+                args=args,
+                headers={"Authorization": [f"Bearer {service.hs_token}"]},
             )
             if not isinstance(response, list):
                 logger.warning(
@@ -230,7 +232,7 @@ async def _get() -> Optional[JsonDict]:
                 info = await self.get_json(
                     uri,
                     {"access_token": service.hs_token},
-                    headers={"Authorization": f"Bearer {service.hs_token}"},
+                    headers={"Authorization": [f"Bearer {service.hs_token}"]},
                 )
 
                 if not _is_valid_3pe_metadata(info):
@@ -327,7 +329,7 @@ async def push_bulk(
                 uri=uri,
                 json_body=body,
                 args={"access_token": service.hs_token},
-                headers={"Authorization": f"Bearer {service.hs_token}"},
+                headers={"Authorization": [f"Bearer {service.hs_token}"]},
             )
             if logger.isEnabledFor(logging.DEBUG):
                 logger.debug(