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#! /bin/bash
# support for GRUB version 2
error=0; trap 'error=$(($?>$error?$?:$error))' ERR # save maximum error code
set -a
# during softupdate use this file
[ -r $LOGDIR/disk_var.sh ] && . $LOGDIR/disk_var.sh
[ -z "$BOOT_DEVICE" ] && exit 701
$ROOTCMD update-grub
# skip the rest, if not an initial installation
if [ $FAI_ACTION != "install" ]; then
exit $error
fi
# check if mdadm has been forgotten
if grep -q active /proc/mdstat 2>/dev/null; then
if [ ! -d $target/etc/mdadm ]; then
echo WARNING: Found Software RAID, but mdadm was not installed
fi
fi
$ROOTCMD grub-mkdevicemap --no-floppy
GROOT=$($ROOTCMD grub-probe -tdrive -d $BOOT_DEVICE)
# Check if RAID is used for the boot device
if [[ $BOOT_DEVICE =~ '/dev/md' ]]; then
raiddev=${BOOT_DEVICE#/dev/}
# install grub on all members of RAID
for device in `LC_ALL=C perl -ne 'if(/^'$raiddev'\s.+raid\d+\s(.+)/){ $_=$1; s/\d+\[\d+\]//g; print }' /proc/mdstat`; do
echo Install grub on /dev/$device
$ROOTCMD grub-install --no-floppy "/dev/$device"
done
else
$ROOTCMD grub-install --no-floppy "$GROOT"
if [ $? -eq 0 ]; then
echo "Grub installed on $BOOT_DEVICE = $GROOT"
fi
fi
exit $error
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