2 # Copyright (C) 2016 Ian Kelling
4 # This program is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU General Public License
6 # as published by the Free Software Foundation; either version 2
7 # of the License, or (at your option) any later version.
9 # This program is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 # GNU General Public License for more details.
14 # You should have received a copy of the GNU General Public License
15 # along with this program; if not, write to the Free Software
16 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
18 [[ $EUID == 0 ]] ||
exec sudo
-E "${BASH_SOURCE[0]}" "$@"
20 set -e; .
/usr
/local
/lib
/bash-bear
; set +e
24 Usage: isntall-chboot [-h|--help]
25 reinstall chboot to /boot subvols, for chboot updates.
27 We install to /boot in case there is an issue booting and only the /boot
28 vol is readily available. For the bootstrap subvol, this is the normal
38 e
() { echo "$@"; "$@"; }
40 boot_dev
=$
(mount |
sed -rn "s#^(\S+) on /boot .*#\1#p")
41 mount_point
=$
(mktemp
-d)
42 e mount
-o subvolid
=0 $boot_dev $mount_point
45 for dir
in "$mount_point"/*; do
46 btrfs subvol show
$dir &>/dev
/null ||
continue
47 if [[ -e $dir/boot
]]; then
50 e
install -m 755 -o root
-g root chboot
$dir