From 114e1dfbf73a4447fa86d4f89d70b6f453375a48 Mon Sep 17 00:00:00 2001
From: Alexander Polcyn <apolcyn@google.com>
Date: Fri, 30 Sep 2022 20:34:42 +0000
Subject: [PATCH] google-c2p resolver: add authority entry to bootstrap config

---
 .../io/grpc/googleapis/GoogleCloudToProdNameResolver.java  | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/googleapis/src/main/java/io/grpc/googleapis/GoogleCloudToProdNameResolver.java b/googleapis/src/main/java/io/grpc/googleapis/GoogleCloudToProdNameResolver.java
index 759af51ca6..cfada001d4 100644
--- a/googleapis/src/main/java/io/grpc/googleapis/GoogleCloudToProdNameResolver.java
+++ b/googleapis/src/main/java/io/grpc/googleapis/GoogleCloudToProdNameResolver.java
@@ -191,9 +191,14 @@ final class GoogleCloudToProdNameResolver extends NameResolver {
     serverBuilder.put("channel_creds",
         ImmutableList.of(ImmutableMap.of("type", "google_default")));
     serverBuilder.put("server_features", ImmutableList.of("xds_v3"));
+    ImmutableMap.Builder<String, Object> authoritiesBuilder = ImmutableMap.builder();
+    authoritiesBuilder.put(
+        "traffic-director-c2p.xds.googleapis.com",
+        ImmutableMap.of("xds_servers", ImmutableList.of(serverBuilder.buildOrThrow())));
     return ImmutableMap.of(
         "node", nodeBuilder.buildOrThrow(),
-        "xds_servers", ImmutableList.of(serverBuilder.buildOrThrow()));
+        "xds_servers", ImmutableList.of(serverBuilder.buildOrThrow()),
+        "authorities", authoritiesBuilder.buildOrThrow());
   }
 
   @Override