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=$(($?>$error?$?:$error))' ERR # save maximum error code
   5
   6 set -a
   7
   8 # do not set up grub during dirinstall
   9 if [ "$FAI_ACTION" = "dirinstall" ] ; then
  10     exit 0
  11 fi
  12 # during softupdate use this file
  13 [ -r $LOGDIR/disk_var.sh ] && . $LOGDIR/disk_var.sh
  14
  15 if [ -z "$BOOT_DEVICE" ]; then
  16     exit 189
  17 fi
  18
  19 # disable os-prober because of #788062
  20 ainsl /etc/default/grub 'GRUB_DISABLE_OS_PROBER=true'
  21
  22 # skip the rest, if not an initial installation
  23 if [ $FAI_ACTION != "install" ]; then
  24     $ROOTCMD update-grub
  25     exit $error
  26 fi
  27
  28 $ROOTCMD grub-mkdevicemap --no-floppy
  29
  30
  31 # Check if RAID is used for the boot device
  32 if [[ $BOOT_DEVICE =~ '/dev/md' ]]; then
  33     GROOT=$($ROOTCMD grub-probe -tdrive -d $BOOT_DEVICE)
  34     raiddev=${BOOT_DEVICE#/dev/}
  35     # install grub on all members of RAID
  36     for device in `LC_ALL=C perl -ne 'if(/^'$raiddev'\s.+raid\d+\s(.+)/){ $_=$1; s/\d+\[\d+\]//g; print }' /proc/mdstat`; do
  37         echo Install grub on /dev/$device
  38         $ROOTCMD grub-install --no-floppy "/dev/$device"
  39     done
  40
  41 elif [[ $GROOT =~ 'hostdisk' ]]; then
  42     cat > $target/boot/grub/device.map <<EOF
  43 (hd0)   $BOOT_DEVICE
  44 EOF
  45     $ROOTCMD grub-install --no-floppy --modules=part_msdos $BOOT_DEVICE
  46     if [ $? -eq 0 ]; then
  47         echo "Grub installed on hostdisk $BOOT_DEVICE"
  48     fi
  49     rm $target/boot/grub/device.map
  50
  51 else
  52     for dev in $BOOT_DEVICE; do
  53         GROOT=$($ROOTCMD grub-probe -tdrive -d $dev)
  54         $ROOTCMD grub-install --no-floppy "$GROOT"
  55         if [ $? -eq 0 ]; then
  56             echo "Grub installed on $dev = $GROOT"
  57         fi
  58     done
  59 fi
  60 $ROOTCMD update-grub
  61
  62 exit $error