xref: /freebsd/stand/lua/loader.lua (revision 5f8cfbe1348dac0abce73c344af2eab0ccaae732)
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-- $FreeBSD$
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 menu
41if not core.isMenuSkipped() then
42	menu = require("menu")
43end
44local password = require("password")
45
46local result = lfs.attributes("/boot/lua/local.lua")
47-- Effectively discard any errors; we'll just act if it succeeds.
48if result ~= nil then
49	require("local")
50end
51
52config.load()
53if core.isUEFIBoot() then
54	loader.perform("efi-autoresizecons")
55end
56-- Our console may have been setup for a different color scheme before we get
57-- here, so make sure we set the default.
58if color.isEnabled() then
59	printc(color.default())
60end
61password.check()
62-- menu might be disabled
63if menu ~= nil then
64	menu.run()
65else
66	-- Load kernel/modules before we go
67	config.loadelf()
68end
69