From 4489ffe132a2991bd17848c92b05f6502532f4a1 Mon Sep 17 00:00:00 2001
From: Yousuk Seung <ysseung@google.com>
Date: Mon, 23 Dec 2024 08:29:44 -0800
Subject: [PATCH] service_config: add request_hash_header to ring hash config
 (#165)

See gRFC A76.
---
 grpc/service_config/service_config.proto | 1 +
 1 file changed, 1 insertion(+)

diff --git a/grpc/service_config/service_config.proto b/grpc/service_config/service_config.proto
index 3367d0c4..05101932 100644
--- a/grpc/service_config/service_config.proto
+++ b/grpc/service_config/service_config.proto
@@ -448,6 +448,7 @@ message RingHashLoadBalancingConfig {
   // as the client-side cap value.
   uint64 min_ring_size = 1;  // Optional, defaults to 1024, max 8M.
   uint64 max_ring_size = 2;  // Optional, defaults to 4096, max 8M.
+  string request_hash_header = 3;  // Optional, see gRFC A76.
 }
 
 // Configuration for the xds_wrr_locality load balancing policy.