loader.lua revision 344220 
1--
2-- SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3--
4-- Copyright (c) 2015 Pedro Souza <pedrosouza@freebsd.org>
5-- Copyright (c) 2018 Kyle Evans <kevans@FreeBSD.org>
6-- All rights reserved.
7--
8-- Redistribution and use in source and binary forms, with or without
9-- modification, are permitted provided that the following conditions
10-- are met:
11-- 1. Redistributions of source code must retain the above copyright
12--    notice, this list of conditions and the following disclaimer.
13-- 2. Redistributions in binary form must reproduce the above copyright
14--    notice, this list of conditions and the following disclaimer in the
15--    documentation and/or other materials provided with the distribution.
16--
17-- THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18-- ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19-- IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20-- ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21-- FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22-- DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23-- OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24-- HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25-- LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26-- OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27-- SUCH DAMAGE.
28--
29-- $FreeBSD: stable/11/stand/lua/loader.lua 344220 2019-02-17 02:39:17Z kevans $
30--
31
32-- The cli module should be included first here. Some of the functions that it
33-- defines are necessary for the Lua-based loader to operate in general.
34-- Other modules will also need some of the functions it defines to safely
35-- execute loader commands.
36require("cli")
37local color = require("color")
38local core = require("core")
39local config = require("config")
40local password = require("password")
41-- The menu module will be brought in after config has loaded if we actually
42-- need it.
43local menu
44
45try_include("local")
46
47config.load()
48-- Our console may have been setup for a different color scheme before we get
49-- here, so make sure we set the default.
50if color.isEnabled() then
51	printc(color.default())
52end
53if not core.isMenuSkipped() then
54	menu = require("menu")
55end
56password.check()
57-- menu might be disabled
58if menu ~= nil then
59	menu.run()
60else
61	-- Load kernel/modules before we go
62	config.loadelf()
63end
64