From bd649d05031848c9505940885b66a2ca2b15ad91 Mon Sep 17 00:00:00 2001
From: Amos Jeffries <squid3@treenet.co.nz>
Date: Sun, 15 Jan 2017 03:58:59 +1300
Subject: [PATCH] Make GnuTLS handshake non-blocking

---
 src/security/Session.cc | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/security/Session.cc b/src/security/Session.cc
index d69910d384..0514cc3203 100644
--- a/src/security/Session.cc
+++ b/src/security/Session.cc
@@ -112,12 +112,12 @@ CreateSession(const Security::ContextPointer &ctx, const Comm::ConnectionPointer
     }
 #elif USE_GNUTLS
     gnutls_session_t tmp;
-    errCode = gnutls_init(&tmp, static_cast<unsigned int>(type));
+    errCode = gnutls_init(&tmp, static_cast<unsigned int>(type) | GNUTLS_NONBLOCK);
     Security::SessionPointer session(tmp, [](gnutls_session_t p) {
             debugs(83, 5, "gnutls_deinit session=" << (void*)p);
             gnutls_deinit(p);
     });
-    debugs(83, 5, "gnutls_init session=" << (void*)session.get());
+    debugs(83, 5, "gnutls_init " << (type == Security::Io::BIO_TO_SERVER ? "client" : "server" )<< " session=" << (void*)session.get());
     if (errCode != GNUTLS_E_SUCCESS) {
         session.reset();
         errAction = "failed to initialize session";
-- 
2.47.3