Use HTTP2 for Synapse -> MAS

benbz · benbz · commit 08e6911501ac · 2026-04-01T14:36:27.000+01:00
diff --git a/charts/matrix-stack/configs/synapse/synapse-04-homeserver-overrides.yaml.tpl b/charts/matrix-stack/configs/synapse/synapse-04-homeserver-overrides.yaml.tpl
@@ -103,6 +103,7 @@ matrix_authentication_service:
                       )
                   ) }}
   endpoint: http://{{ $root.Release.Name }}-matrix-authentication-service.{{ $root.Release.Namespace }}.svc.{{ $root.Values.clusterDomain }}:8080/
+  force_http2: true
 {{- end }}
 
 {{- if or (include "element-io.matrix-authentication-service.readyToHandleAuth" (dict "root" $root)) $root.Values.matrixRTC.enabled $root.Values.hookshot.enabled }}
diff --git a/newsfragments/1207.changed.1.md b/newsfragments/1207.changed.1.md
@@ -0,0 +1,3 @@
+Use HTTP2 for Synapse to Matrix Authentication Service traffic.
+
+This reduces the overhead of token introspection, as Synapse will be able to use a single HTTP/2 connection to Matrix Authentication Service.

Original file line number	Diff line number	Diff line change
`@@ -103,6 +103,7 @@ matrix_authentication_service:`
`103`	`103`	`)`
`104`	`104`	`) }}`
`105`	`105`	`endpoint: http://{{ $root.Release.Name }}-matrix-authentication-service.{{ $root.Release.Namespace }}.svc.{{ $root.Values.clusterDomain }}:8080/`
	`106`	`+ force_http2: true`
`106`	`107`	`{{- end }}`
`107`	`108`
`108`	`109`	`{{- if or (include "element-io.matrix-authentication-service.readyToHandleAuth" (dict "root" $root)) $root.Values.matrixRTC.enabled $root.Values.hookshot.enabled }}`
Original file line number	Diff line number	Diff line change
`@@ -0,0 +1,3 @@`
	`1`	`+Use HTTP2 for Synapse to Matrix Authentication Service traffic.`
	`2`	`+`
	`3`	`+This reduces the overhead of token introspection, as Synapse will be able to use a single HTTP/2 connection to Matrix Authentication Service.`