add proxy protocol always as first listenerFilter

envoyproxy · May 6, 2024 · 83b0bdf · 83b0bdf
1 parent 2f916e5
commit 83b0bdf
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/internal/xds/translator/proxy_protocol.go b/internal/xds/translator/proxy_protocol.go
@@ -32,7 +32,8 @@ func patchProxyProtocolFilter(xdsListener *listenerv3.Listener, irListener *ir.H
 	proxyProtocolFilter := buildProxyProtocolFilter()
 
 	if proxyProtocolFilter != nil {
-		xdsListener.ListenerFilters = append(xdsListener.ListenerFilters, proxyProtocolFilter)
+		// Add the Proxy Protocol filter as first to listeners.
+		xdsListener.ListenerFilters = append([]*listenerv3.ListenerFilter{proxyProtocolFilter}, xdsListener.ListenerFilters...)
 	}
 }