Differential D25512 Diff 77280 head/sbin/reboot/nextboot.sh

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head/sbin/reboot/nextboot.sh

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#		#
# $FreeBSD$		# $FreeBSD$

append="NO"		append="NO"
delete="NO"		delete="NO"
kenv=		kenv=
force="NO"		force="NO"
nextboot_file="/boot/nextboot.conf"		nextboot_file="/boot/nextboot.conf"
		zfs=

add_kenv()		add_kenv()
{		{
local var value		local var value

var=$1		var=$1
# strip literal quotes if passed in		# strip literal quotes if passed in
value=${2%\"*}		value=${2%\"*}
▲ Show 20 Lines • Show All 57 Lines • ▼ Show 20 Lines	if [ -z "${kenv}" ]; then
exit 1		exit 1
fi		fi

if [ -n "${kernel}" -a ${force} = "NO" -a ! -d /boot/${kernel} ]; then		if [ -n "${kernel}" -a ${force} = "NO" -a ! -d /boot/${kernel} ]; then
echo "Error: /boot/${kernel} doesn't exist. Use -f to override."		echo "Error: /boot/${kernel} doesn't exist. Use -f to override."
exit 1		exit 1
fi		fi

df -Tn "/boot/" 2>/dev/null \| while read _fs _type _other ; do		zfs=$(df -Tn "/boot/" 2>/dev/null \| while read _fs _type _other ; do
[ "zfs" = "${_type}" ] \|\| continue		[ "zfs" = "${_type}" ] \|\| continue
cat 1>&2 <<-EOF		echo "${_fs%/ROOT/*}"
WARNING: loader(8) has only R/O support for ZFS		done)
nextboot.conf will NOT be reset in case of kernel boot failure
EOF
done

set -e		set -e

nextboot_tmp=$(mktemp $(dirname ${nextboot_file})/nextboot.XXXXXX)		nextboot_tmp=$(mktemp $(dirname ${nextboot_file})/nextboot.XXXXXX)

if [ ${append} = "YES" -a -f ${nextboot_file} ]; then		if [ -n ${zfs} ]; then
cp -f ${nextboot_file} ${nextboot_tmp}		zfsbootcfg -z ${zfs} -n freebsd:nvstore -k nextboot_enable -v YES
fi

cat >> ${nextboot_tmp} << EOF		cat >> ${nextboot_tmp} << EOF
		$kenv
		EOF
		else
		cat >> ${nextboot_tmp} << EOF
nextboot_enable="YES"		nextboot_enable="YES"
$kenv		$kenv
EOF		EOF
		fi

fsync ${nextboot_tmp}		fsync ${nextboot_tmp}

mv ${nextboot_tmp} ${nextboot_file}		mv ${nextboot_tmp} ${nextboot_file}