From f450bdcb99ff1da3021016cce601ac318228f913 Mon Sep 17 00:00:00 2001
From: Jose Ulises Nino Rivera <junr03@users.noreply.github.com>
Date: Thu, 28 Sep 2017 23:46:24 +0200
Subject: [PATCH] rds: add comment for Metadata field in the Route message
 (#182)

Signed-off-by: Jose Nino <jnino@lyft.com>
---
 api/rds.proto | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/api/rds.proto b/api/rds.proto
index 633a98b5..2b44d227 100644
--- a/api/rds.proto
+++ b/api/rds.proto
@@ -300,7 +300,12 @@ message Route {
     RedirectAction redirect = 3;
   }
 
-  // See base.Metadata description.
+  // See base.Metadata description for message structure. The Metadata field
+  // can be used to provide the Router filter additional information
+  // about the Route. It can be used for configuration, stats, and logging.
+  // The metadata should go under the filter namespace that will need it.
+  // For instance, of the metadata is intended for the Router filter,
+  // the filter name should be specified as "envoy.lb".
   Metadata metadata = 4;
 
   // Decorator for matched route.