tag 489006 patch
thanks
On Thu, 18 Jun 2009, Raphael Hertzog wrote:
> I would suggest to force install grub-pc when boot partition is on RAID
> and replace (hd0) by (md0) for installation in MBR. Maybe we need a
> supplementary check that ensures that (hd0) is part of (md0).
>
> I might try to come up with a patch.
Here's a (raw) patch. I quickly tested it and it seems to work. I do not
check if (hd0) is part of (md0) however... you might want to
avoid entirely the problem by installing both to (hd0) and (md0).
The call to grub-mkdevicemap is needed otherwise grub-probe doesn't work.
Cheers,
--
Raphaël Hertzog
Contribuez à Debian et gagnez un cahier de l'admin Debian Lenny :
http://www.ouaza.com/wp/2009/03/02/contribuer-a-debian-gagner-un-livre/
diff -Nru grub-installer-1.36/grub-installer
grub-installer-1.36slis1/grub-installer
--- grub-installer-1.36/grub-installer 2009-01-23 02:51:34.000000000 +0100
+++ grub-installer-1.36slis1/grub-installer 2009-06-22 12:45:42.000000000
+0200
@@ -253,9 +253,13 @@
prefix=$(echo "$bootfs" | \
sed
's:\(/dev/\(cciss\|ida\)/c[0-9]d[0-9]\|/dev/mmcblk[0-9]\|/dev/[a-z]\+\).*:\1:')
+boot_on_md=""
case $prefix in
/dev/md)
disc_offered_devfs="$bootfs"
+ grub_package="grub-pc"
+ boot_on_md="1"
+ log "Boot partition $bootfs is on RAID device, use grub-pc and (mdX)
device for MBR installation."
;;
/dev/mapper)
disc_offered_devfs="$bootfs"
@@ -312,18 +316,18 @@
# Note: depends on partman-efi to load the efivars module!
if [ -d /sys/firmware/efi ]; then
# This point can't be reached (yet). See debian/isinstallable.
- grub_package="grub-efi"
+ grub_package=${grub_package:-grub-efi}
else
# On PC/BIOS, default to GRUB Legacy
- grub_package="grub"
+ grub_package=${grub_package:-grub}
fi
;;
i386/*|amd64/*)
# On PC/BIOS, default to GRUB Legacy
- grub_package="grub"
+ grub_package=${grub_package:-grub}
;;
powerpc/*)
- grub_package="grub-of"
+ grub_package=${grub_package:-grub-of}
;;
esac
@@ -490,7 +494,14 @@
fi
db_get $q
if [ "$RET" = true ]; then
- bootdev="(hd0)"
+ if [ -n "$boot_on_md" ]; then
+ if [ ! -e $ROOT/boot/grub/device.map ]; then
+ $chroot $ROOT grub-mkdevicemap
+ fi
+ bootdev=$($chroot $ROOT grub-probe -t drive -d
$bootfs)
+ else
+ bootdev="(hd0)"
+ fi
break
else
# Exit to menu if /boot is on SATA RAID/multipath; we
