dnsdist: Report the error when the GnuTLS handshake failed

diff --git a/pdns/tcpiohandler.cc b/pdns/tcpiohandler.cc
index 6c57485d8ddbe273111ad6299a7e070b4fca837b..76a18e5611bbd06c7234dc506e1fd280b6f2776a 100644 (file)
--- a/pdns/tcpiohandler.cc
+++ b/pdns/tcpiohandler.cc
@@ -839,7 +839,7 @@ public:
         return IOState::NeedRead;
       }
       else if (gnutls_error_is_fatal(ret) || ret == GNUTLS_E_WARNING_ALERT_RECEIVED) {
-        throw std::runtime_error("Error accepting a new connection");
+        throw std::runtime_error("Error accepting a new connection: " + std::string(gnutls_strerror(ret)));
       }
     } while (ret == GNUTLS_E_INTERRUPTED);