197203Sgordon#! /bin/sh 297203Sgordon# 3231129Semaste# Copyright (c) 2002 Gordon Tetlow. All rights reserved. 4230812Semaste# Copyright (c) 2012 Sandvine Incorporated. All rights reserved. 597203Sgordon# 6231129Semaste# Redistribution and use in source and binary forms, with or without 7231129Semaste# modification, are permitted provided that the following conditions 8231129Semaste# are met: 9231129Semaste# 1. Redistributions of source code must retain the above copyright 10231129Semaste# notice, this list of conditions and the following disclaimer. 11231129Semaste# 2. Redistributions in binary form must reproduce the above copyright 12231129Semaste# notice, this list of conditions and the following disclaimer in the 13231129Semaste# documentation and/or other materials provided with the distribution. 14231129Semaste# 15231129Semaste# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16231129Semaste# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17231129Semaste# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18231129Semaste# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19231129Semaste# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20231129Semaste# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21231129Semaste# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22231129Semaste# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23231129Semaste# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24231129Semaste# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25231129Semaste# SUCH DAMAGE. 26231129Semaste# 2797203Sgordon# $FreeBSD$ 2897203Sgordon 2997203Sgordondelete="NO" 30230812Semastekenv= 3197203Sgordonforce="NO" 3297203Sgordonnextboot_file="/boot/nextboot.conf" 3397203Sgordon 34230812Semasteadd_kenv() 35230812Semaste{ 36230812Semaste local var value 37230812Semaste 38230812Semaste var=$1 39230812Semaste # strip literal quotes if passed in 40230812Semaste value=${2%\"*} 41230812Semaste value=${value#*\"} 42230812Semaste 43230812Semaste if [ -n "${kenv}" ]; then 44230812Semaste kenv="${kenv} 45230812Semaste" 46230812Semaste fi 47230812Semaste kenv="${kenv}${var}=\"${value}\"" 48230812Semaste} 49230812Semaste 5097203Sgordondisplay_usage() { 51230812Semaste echo "Usage: nextboot [-e variable=value] [-f] [-k kernel] [-o options]" 5297203Sgordon echo " nextboot -D" 5397203Sgordon} 5497203Sgordon 55230812Semastewhile getopts "De:fk:o:" argument ; do 56154498Swes case "${argument}" in 57154498Swes D) 5897203Sgordon delete="YES" 5997203Sgordon ;; 60230812Semaste e) 61230812Semaste var=${OPTARG%%=*} 62230812Semaste value=${OPTARG#*=} 63230812Semaste if [ -z "$var" -o -z "$value" ]; then 64230812Semaste display_usage 65230812Semaste exit 1 66230812Semaste fi 67230812Semaste add_kenv "$var" "$value" 68230812Semaste ;; 69154498Swes f) 7097203Sgordon force="YES" 7197203Sgordon ;; 72154498Swes k) 73154498Swes kernel="${OPTARG}" 74230812Semaste add_kenv kernel "$kernel" 7597203Sgordon ;; 76154498Swes o) 77230812Semaste add_kenv kernel_options "${OPTARG}" 7897203Sgordon ;; 7997203Sgordon *) 8097203Sgordon display_usage 8197203Sgordon exit 1 8297203Sgordon ;; 8397203Sgordon esac 8497203Sgordondone 8597203Sgordon 8697203Sgordonif [ ${delete} = "YES" ]; then 8797203Sgordon rm -f ${nextboot_file} 8897203Sgordon exit 0 8997203Sgordonfi 9097203Sgordon 91230812Semasteif [ -z "${kenv}" ]; then 9297203Sgordon display_usage 9397203Sgordon exit 1 9497203Sgordonfi 9597203Sgordon 96230812Semasteif [ -n "${kernel}" -a ${force} = "NO" -a ! -d /boot/${kernel} ]; then 9797203Sgordon echo "Error: /boot/${kernel} doesn't exist. Use -f to override." 9897203Sgordon exit 1 9997203Sgordonfi 10097203Sgordon 101212789Savgdf -Tn "/boot/" 2>/dev/null | while read _fs _type _other ; do 102212789Savg [ "zfs" = "${_type}" ] || continue 103212789Savg cat 1>&2 <<-EOF 104212789Savg WARNING: loader(8) has only R/O support for ZFS 105212789Savg nextboot.conf will NOT be reset in case of kernel boot failure 106212789Savg EOF 107212789Savgdone 108212789Savg 10997203Sgordoncat > ${nextboot_file} << EOF 11097203Sgordonnextboot_enable="YES" 111230812Semaste$kenv 11297203SgordonEOF 113