iankelling.org Git - automated-distro-installer/blob - fai/config/scripts/GRUB_PC/10-setup

   1 #! /bin/bash
   2 # support for GRUB version 2
   3
   4 error=0; trap 'error=$(($?>$error?$?:$error))' ERR # save maximum error code
   5
   6 set -x
   7 set -a
   8
   9 # do not set up grub during dirinstall
  10 if [ "$FAI_ACTION" = "dirinstall" ] ; then
  11     exit 0
  12 fi
  13 # during softupdate use this file
  14 [ -r $LOGDIR/disk_var.sh ] && . $LOGDIR/disk_var.sh
  15
  16 if [ -z "$BOOT_DEVICE" ]; then
  17     exit 189
  18 fi
  19
  20 # disable os-prober because of #788062
  21 ainsl /etc/default/grub 'GRUB_DISABLE_OS_PROBER=true'
  22
  23 # skip the rest, if not an initial installation
  24 if [ $FAI_ACTION != "install" ]; then
  25     $ROOTCMD update-grub
  26     exit $error
  27 fi
  28
  29 GROOT=$($ROOTCMD grub-probe -tdrive -d $BOOT_DEVICE)
  30
  31
  32 # Check if RAID is used for the boot device
  33 if [[ $BOOT_DEVICE =~ '/dev/md' ]]; then
  34     GROOT=$($ROOTCMD grub-probe -tdrive -d $BOOT_DEVICE)
  35     raiddev=${BOOT_DEVICE#/dev/}
  36     # install grub on all members of RAID
  37     for device in `LC_ALL=C perl -ne 'if(/^'$raiddev'\s.+raid\d+\s(.+)/){ $_=$1; s/\d+\[\d+\]//g; print }' /proc/mdstat`; do
  38         echo Install grub on /dev/$device
  39         $ROOTCMD grub-install --no-floppy "/dev/$device"
  40     done
  41
  42 elif [[ $GROOT =~ 'hostdisk' ]]; then
  43     for dev in $BOOT_DEVICE; do
  44         $ROOTCMD grub-install --no-floppy --modules=part_msdos $dev
  45         if [ $? -eq 0 ]; then
  46             echo "Grub installed on hostdisk $BOOT_DEVICE"
  47         fi
  48     done
  49 else
  50     for dev in $BOOT_DEVICE; do
  51         GROOT=$($ROOTCMD grub-probe -tdrive -d $dev)
  52         $ROOTCMD grub-install --no-floppy "$GROOT"
  53         if [ $? -eq 0 ]; then
  54             echo "Grub installed on $dev = $GROOT"
  55         fi
  56     done
  57 fi
  58 $ROOTCMD update-grub
  59
  60 exit $error