From 1356ef809b1c25cbd4bb3d6a99929fff092346a5 Mon Sep 17 00:00:00 2001
From: Aditya Kulkarni <adityapk@gmail.com>
Date: Wed, 9 Oct 2019 11:39:51 -0700
Subject: [PATCH] Improve TLS error message

---
 src/grpcconnector.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/grpcconnector.rs b/src/grpcconnector.rs
index 66a0f2d..03bef21 100644
--- a/src/grpcconnector.rs
+++ b/src/grpcconnector.rs
@@ -132,7 +132,7 @@ macro_rules! make_grpc_client {
 
         make_client
             .make_service(())
-            .map_err(|e| { format!("HTTP/2 connection failed; err={:?}", e) })
+            .map_err(|e| { format!("HTTP/2 connection failed; err={:?}.\nIf you're connecting to a local server, please pass --dangerous to trust the server without checking its TLS certificate", e) })
             .and_then(move |conn| {
                 let conn = tower_request_modifier::Builder::new()
                     .set_origin(uri)