Deploy VM using Grub version from chroot.

This fixes the remaining Grub-from-host-vs-guest issue. \o/

From: Michael Prokop <mprokop@sipwise.com>

vmdebootstrap.sh

@@ -3,19 +3,11 @@
 set -x
 set -e
 
-grubonly=0 # for testing
-
 if ! [ -r /etc/grml_cd ] ; then
   echo "Not running inside Grml, exiting to avoid damage." >&2
   exit 1
 fi
 
-if stat --help >/dev/null 2>&1; then
-  getfilesize='stat -c %s'  # GNU stat
-else
-  getfilesize='stat -f %z'  # BSD stat
-fi
-
 # FIXME - integrate in vmdebootstrap
 wget grml.org/sipwise/bootgrub.mksh
 
@@ -25,21 +17,13 @@ if ! [ -d /mnt/sda1/lost+found ] ; then
 fi
 
 # FIXME - integrate in deployment ISO
-apt-get update ; apt-get -y install kpartx qemu-utils grub-pc mksh
+apt-get update ; apt-get -y install kpartx qemu-utils mksh
 
 IMAGE=/mnt/sda1/qemu.img
 TMPDIR=$(mktemp -d) || exit 1
 
-# problem: 1.99~rc1 results in "error: no such argument" -> core.img from VM?
-grub-mkimage -O i386-pc -p '(hd0,msdos1)/boot/grub' -o "$TMPDIR/core.img" \
-    biosdisk part_msdos ext2
-ifirst=4
-ilast=$(($($getfilesize "$TMPDIR/core.img")/512+ifirst))
-
 qemu-img create -f raw "${IMAGE}" 3G
-echo 4 63 | mksh bootgrub.mksh -A | dd of="$IMAGE" conv=notrunc
-dd if="$TMPDIR/core.img" of="$IMAGE" conv=notrunc seek=$ifirst
-rm -f "$TMPDIR/core.img"
+echo 4 66 | mksh bootgrub.mksh -A | dd of="$IMAGE" conv=notrunc
 dd if=/dev/zero bs=1 conv=notrunc count=64 seek=446 of="$IMAGE"
 parted -s "${IMAGE}" 'mkpart primary ext3 2M -1'
 
@@ -64,31 +48,26 @@ TARGET=$TARGET
 
 blockdev --rereadpt $LOOP
 
-if test $grubonly = 0; then
-  echo FSCK=no >> /etc/debootstrap/config
-  echo y | grml-debootstrap --hostname vmbuilder --mirror http://debian.inode.at/debian/ -r squeeze -t "$TARGET" --password foobar
-fi
+echo FSCK=no >> /etc/debootstrap/config
+echo y | grml-debootstrap --hostname vmbuilder --mirror http://debian.inode.at/debian/ -r squeeze -t "$TARGET" --password foobar
 
 kpartx -d $IMAGE
 LOOPDEV=$(losetup -f)
 losetup $LOOPDEV ${IMAGE}
 reread_partition_table $LOOP
-if test $grubonly = 1; then
-mke2fs /dev/$LOOP_PART
-fi
 mount /dev/$LOOP_PART $TMPDIR
 
 mkdir -p "$TMPDIR/boot/grub"
-cp /usr/lib/grub/i386-pc/* "$TMPDIR/boot/grub/"
+cp "$TMPDIR"/usr/lib/grub/i386-pc/* "$TMPDIR/boot/grub/"
+grml-chroot "$TMPDIR" grub-mkimage -O i386-pc -p "(hd0,msdos1)/boot/grub" -o /tmp/core.img biosdisk part_msdos ext2
+dd if="$TMPDIR/tmp/core.img" of="$IMAGE" conv=notrunc seek=4
 
-if test $grubonly = 0; then
 grml-chroot $TMPDIR update-grub
 
 sed -i "s;set root=.*;set root='(hd0,msdos1)';" $TMPDIR/boot/grub/grub.cfg
 # sed 's/insmod ext2/insmod ext2\n        insmod part_msdos/'  $TMPDIR/boot/grub/grub.cfg
 
 cat $TMPDIR/boot/grub/grub.cfg > /tmp/grub.cfg
-fi
 
 umount $TMPDIR
 rmdir $TMPDIR