2 # support for GRUB version 2
4 error
=0; trap 'error=$(($?>$error?$?:$error))' ERR
# save maximum error code
8 # do not set up grub during dirinstall
9 if [ "$FAI_ACTION" = "dirinstall" ] ; then
12 # during softupdate use this file
13 [ -r $LOGDIR/disk_var.sh
] && .
$LOGDIR/disk_var.sh
15 if [ -z "$BOOT_DEVICE" ]; then
19 # disable os-prober because of #802717
20 ainsl
/etc
/default
/grub
'GRUB_DISABLE_OS_PROBER=true'
22 # skip the rest, if not an initial installation
23 if [ $FAI_ACTION != "install" ]; then
28 get_stable_devname
() {
34 # prefer SCSI over ATA over WWN over path
37 for i
in $
($ROOTCMD udevadm info
-r --query=symlink
"$_DEV"); do
38 if [[ "$i" =~
/by-id
/scsi
]]; then
40 elif [[ "$i" =~
/by-id
/ata
]]; then
42 elif [[ "$i" =~
/by-id
/wwn
]]; then
50 # handle /boot in lvm-on-md
51 _bdev
=$
(readlink
-f $BOOT_DEVICE)
52 if [ "${_bdev%%-*}" = "/dev/dm" ]; then
53 BOOT_DEVICE
=$
( lvs
--noheadings -o devices
$BOOT_DEVICE |
sed -e 's/^*\([^(]*\)(.*$/\1/' )
56 # Check if RAID is used for the boot device
57 if [[ $BOOT_DEVICE =~
'/dev/md' ]]; then
58 raiddev
=${BOOT_DEVICE#/dev/}
59 # install grub on all members of RAID
60 for device
in $
(LC_ALL
=C perl
-ne 'if(/^'$raiddev'\s.+raid\d+\s(.+)/){ $_=$1; s/\d+\[\d+\]//g; s/(nvme.+?)p/$1/g; print }' /proc
/mdstat
); do
61 pdevice
=$
(get_stable_devname
/dev
/$device)
62 if [ -z "$pdevice" ]; then
63 # if we cannot find a persistent name (for e.g. in a VM) use old name
64 pdevice
="/dev/$device"
66 mbrdevices
+="$pdevice, "
67 echo Installing grub on
/dev
/$device = $pdevice
68 $ROOTCMD grub-install
--no-floppy "/dev/$device"
71 mbrdevices
=${mbrdevices%, }
73 mbrdevices
=$
(get_stable_devname
$BOOT_DEVICE)
74 if [ -z "$mbrdevices" ]; then
75 # if we cannot find a persistent name (for e.g. in a VM) use old name
76 mbrdevices
=$BOOT_DEVICE
78 echo "Installing grub on $BOOT_DEVICE = $mbrdevices"
79 $ROOTCMD grub-install
--no-floppy "$mbrdevices"
82 echo "grub-pc grub-pc/install_devices multiselect $mbrdevices" |
$ROOTCMD debconf-set-selections
83 $ROOTCMD dpkg-reconfigure grub-pc