4d846d260e
The SPDX folks have obsoleted the BSD-2-Clause-FreeBSD identifier. Catch up to that fact and revert to their recommended match of BSD-2-Clause. Discussed with: pfg MFC After: 3 days Sponsored by: Netflix
134 lines
3.0 KiB
Bash
134 lines
3.0 KiB
Bash
#! /bin/sh
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#
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# SPDX-License-Identifier: BSD-2-Clause
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#
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# Copyright (c) 2002 Gordon Tetlow. All rights reserved.
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# Copyright (c) 2012 Sandvine Incorporated. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# $FreeBSD$
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append="NO"
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delete="NO"
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kenv=
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force="NO"
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nextboot_file="/boot/nextboot.conf"
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zfs=
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add_kenv()
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{
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local var value
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var=$1
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# strip literal quotes if passed in
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value=${2%\"*}
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value=${value#*\"}
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if [ -n "${kenv}" ]; then
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kenv="${kenv}
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"
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fi
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kenv="${kenv}${var}=\"${value}\""
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}
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display_usage() {
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cat <<-EOF
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Usage: nextboot [-af] [-e variable=value] [-k kernel] [-o options]
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nextboot -D
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EOF
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}
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while getopts "aDe:fk:o:" argument ; do
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case "${argument}" in
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a)
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append="YES"
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;;
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D)
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delete="YES"
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;;
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e)
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var=${OPTARG%%=*}
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value=${OPTARG#*=}
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if [ -z "$var" -o -z "$value" ]; then
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display_usage
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exit 1
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fi
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add_kenv "$var" "$value"
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;;
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f)
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force="YES"
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;;
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k)
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kernel="${OPTARG}"
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add_kenv kernel "$kernel"
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;;
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o)
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add_kenv kernel_options "${OPTARG}"
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;;
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*)
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display_usage
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exit 1
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;;
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esac
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done
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if [ ${delete} = "YES" ]; then
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rm -f ${nextboot_file}
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exit 0
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fi
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if [ -z "${kenv}" ]; then
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display_usage
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exit 1
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fi
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if [ -n "${kernel}" -a ${force} = "NO" -a ! -d /boot/${kernel} ]; then
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echo "Error: /boot/${kernel} doesn't exist. Use -f to override."
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exit 1
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fi
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zfs=$(df -Tn "/boot/" 2>/dev/null | while read _fs _type _other ; do
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[ "zfs" = "${_type}" ] || continue
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echo "${_fs%%/*}"
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done)
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set -e
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nextboot_tmp=$(mktemp $(dirname ${nextboot_file})/nextboot.XXXXXX)
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if [ -n "${zfs}" ]; then
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zfsbootcfg -z ${zfs} -n freebsd:nvstore -k nextboot_enable -v YES
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cat >> ${nextboot_tmp} << EOF
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$kenv
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EOF
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else
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cat >> ${nextboot_tmp} << EOF
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nextboot_enable="YES"
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$kenv
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EOF
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fi
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fsync ${nextboot_tmp}
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mv ${nextboot_tmp} ${nextboot_file}
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