From 75fe76716dd49ca7d7bacc9ce81e7a693c6b4056 Mon Sep 17 00:00:00 2001
From: Paul Querna <pquerna@apache.org>
Date: Tue, 23 Feb 2016 11:14:03 -0800
Subject: [PATCH] log error message and source address in handshake error

---
 server.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server.go b/server.go
index eb56b344..3214ed75 100644
--- a/server.go
+++ b/server.go
@@ -270,7 +270,7 @@ func (s *Server) handleRawConn(listenerAddr net.Addr, rawConn net.Conn) {
 		s.mu.Lock()
 		s.errorf("ServerHandshake(%q) failed: %v", rawConn.RemoteAddr(), err)
 		s.mu.Unlock()
-		grpclog.Println("grpc: Server.Serve failed to complete security handshake.")
+		grpclog.Printf("grpc: Server.Serve failed to complete security handshake from %q: %v", rawConn.RemoteAddr(), err)
 		rawConn.Close()
 		return
 	}