wok-6.x annotate dmraid/stuff/grub-dmraid @ rev 4025

dmraid: add grub-dmraid
author Pascal Bellard <pascal.bellard@slitaz.org>
date Fri Sep 04 22:07:47 2009 +0200 (2009-09-04)
parents
children 8db9118bfcb7
rev   line source
pascal@4025 1 #!/bin/sh
pascal@4025 2
pascal@4025 3 grub_part=0
pascal@4025 4 [ -n "$1" ] && case "$1" in
pascal@4025 5 [0-9]*) grub_part=$1;;
pascal@4025 6 *) cat 1>&2 <<EOT
pascal@4025 7 Usage: $0 [partition]
pascal@4025 8 Install grub on dmraid device. Default partition is 0.
pascal@4025 9 EOT
pascal@4025 10 exit 2;;
pascal@4025 11 esac
pascal@4025 12
pascal@4025 13 # Get raid parameters
pascal@4025 14 dev=/dev/mapper/$(dmraid -s 2> /dev/null | grep ^name | awk '{ print $3 }')
pascal@4025 15 if [ "$dev" == "/dev/mapper/" ]; then
pascal@4025 16 echo "No dmraid device found." 1>&2
pascal@4025 17 exit 1
pascal@4025 18 fi
pascal@4025 19
pascal@4025 20 geometry="$(fdisk -l $dev | grep heads | sed \
pascal@4025 21 's|\(.*\) heads, \(.*\) sectors/track, \(.*\) cylinders|\3 \1 \2|')"
pascal@4025 22
pascal@4025 23 # Grub bug workaround
pascal@4025 24 for i in ${dev}p* ; do
pascal@4025 25 n=${i#${dev}p}
pascal@4025 26 [ -e $i -a ! -e ${dev}$n ] && ln -s $(basename $dev)p$n ${dev}$n
pascal@4025 27 done
pascal@4025 28
pascal@4025 29 # Let's go
pascal@4025 30 grub --device-map=/dev/null --batch <<EOT
pascal@4025 31 device (hd0) $dev
pascal@4025 32 geometry (hd0) $geometry
pascal@4025 33 root (hd0,$grub_part)
pascal@4025 34 setup (hd0)
pascal@4025 35 quit
pascal@4025 36 EOT