xref: /freebsd/libexec/rc/rc.d/gptboot (revision 5f4c09dd85bff675e0ca63c55ea3c517e0fddfcc)
1#!/bin/sh
2#
3# Copyright (c) 2010 Pawel Jakub Dawidek <pjd@FreeBSD.org>
4# All rights reserved.
5#
6# Redistribution and use in source and binary forms, with or without
7# modification, are permitted provided that the following conditions
8# are met:
9# 1. Redistributions of source code must retain the above copyright
10#    notice, this list of conditions and the following disclaimer.
11# 2. Redistributions in binary form must reproduce the above copyright
12#    notice, this list of conditions and the following disclaimer in the
13#    documentation and/or other materials provided with the distribution.
14#
15# THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
18# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25# SUCH DAMAGE.
26#
27#
28
29# PROVIDE: gptboot
30# REQUIRE: mountcritremote
31# KEYWORD: nojail
32
33. /etc/rc.subr
34
35name="gptboot"
36rcvar="gptboot_enable"
37start_cmd="gptboot_report"
38
39gptboot_report()
40{
41	gpart show | \
42		egrep '(^=>| freebsd-ufs .*(\[|,)(bootfailed|bootonce)(,|\]))' | \
43		sed 's/^=>//' | \
44		egrep -v '(\[|,)bootme(,|\])' | \
45	while read start size pos type attrs rest; do
46		case "${pos}" in
47		[0-9]*)
48			if [ -n "${disk}" ]; then
49				part="${disk}p${pos}"
50				echo "${attrs}" | egrep -q '(\[|,)bootfailed(,|\])'
51				bootfailed=$?
52				echo "${attrs}" | egrep -q '(\[|,)bootonce(,|\])'
53				bootonce=$?
54				if [ ${bootfailed} -eq 0 ]; then
55					logger -t gptboot -p local0.notice "Boot from ${part} failed."
56					gpart unset -a bootfailed -i ${pos} ${disk} >/dev/null
57				elif [ ${bootonce} -eq 0 ]; then
58					# We want to log success after all failures.
59					echo -n "Boot from ${part} succeeded."
60					gpart unset -a bootonce -i ${pos} ${disk} >/dev/null
61				fi
62			fi
63			;;
64		*)
65			if [ "${type}" = "GPT" ]; then
66				disk="${pos}"
67			else
68				disk=""
69			fi
70			;;
71		esac
72	done | logger -t gptboot -p local0.notice
73}
74
75load_rc_config $name
76run_rc_command "$1"
77