From c06faf5ee58f90117105fd1099e0d52816dede59 Mon Sep 17 00:00:00 2001
From: Mohan Li <67390330+mohanli-ml@users.noreply.github.com>
Date: Wed, 8 Dec 2021 14:25:47 -0800
Subject: [PATCH] feat(transport): pass call credentials to grpc-go for
 DirectPath (#1297)

---
 transport/grpc/dial.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/transport/grpc/dial.go b/transport/grpc/dial.go
index 0334ef4f694..d6a34fc6f05 100644
--- a/transport/grpc/dial.go
+++ b/transport/grpc/dial.go
@@ -142,7 +142,7 @@ func dial(ctx context.Context, insecure bool, o *internal.DialSettings) (*grpc.C
 		// Attempt Direct Path:
 		if o.EnableDirectPath && checkDirectPathEndPoint(endpoint) && isTokenSourceDirectPathCompatible(creds.TokenSource, o) && metadata.OnGCE() {
 			grpcOpts = []grpc.DialOption{
-				grpc.WithCredentialsBundle(grpcgoogle.NewComputeEngineCredentials())}
+				grpc.WithCredentialsBundle(grpcgoogle.NewDefaultCredentialsWithOptions(grpcgoogle.DefaultCredentialsOptions{oauth.TokenSource{creds.TokenSource}}))}
 			if timeoutDialerOption != nil {
 				grpcOpts = append(grpcOpts, timeoutDialerOption)
 			}