Bug#26625542 Fix locking issue when server closes connection

Author: silvakid

cdk/foundation/connection_yassl.cc

@@ -378,6 +378,9 @@ bool TLS::Read_op::common_read()
 
   int result = yaSSL::SSL_read(impl.m_tls, data, buffer_size);
 
+  if (result == -1)
+    throw IO_error(yaSSL::SSL_get_error(impl.m_tls,0));
+
   if (result > 0)
   {
     m_currentBufferOffset += result;

xapi/tests/xapi_crud-t.cc

@@ -2572,3 +2572,21 @@ TEST_F(xapi, test_decimal_type)
 
   mysqlx_schema_drop(get_session(), "xapi_dec_test");
 }
+
+TEST_F(xapi_bugs, session_invalid_password_deadlock)
+{
+  SKIP_IF_NO_XPLUGIN
+
+  char conn_error[MYSQLX_MAX_ERROR_LEN] = { 0 };
+  int conn_err_code;
+
+  auto sess = mysqlx_get_session(m_xplugin_host,
+                              m_port,
+                              m_xplugin_usr,
+                              "bal_xplugin_pwd",
+                              NULL,
+                              conn_error,
+                              &conn_err_code);
+
+  EXPECT_EQ(NULL, sess);
+}