Raphaël G. Git Repositories - distgen/blob - lib/boot.sh

   1 #! /bin/sh -e
   2
   3 # Bind mount /dev
   4 mount --bind /dev ${MOUNTPOINT}/dev
   5
   6 # Backup old mtab
   7 mv ${MOUNTPOINT}/etc/mtab ${MOUNTPOINT}/etc/mtab.orig
   8
   9 # Create new mtab
  10 #cat /proc/self/mounts | grep -E '^(/dev/m|devtmpfs)' | perl -pne 's%/media(/?)%$1%' | sort | uniq > /media/etc/mtab
  11 perl -pne "/^(devtmpfs \\/dev|\\/dev\\/(md|dm|mapper))/ || undef \$_; s%${MOUNTPOINT}/?%/%" /proc/self/mounts > ${MOUNTPOINT}/etc/mtab
  12
  13 # Backup old device.map
  14 mv ${MOUNTPOINT}/boot/grub/device.map ${MOUNTPOINT}/boot/grub/device.map.orig
  15
  16 # Install grub
  17 for i in $LOOPB $LOOPA; do
  18         # Create new device map
  19         echo "(hd0)     $i" > ${MOUNTPOINT}/boot/grub/device.map
  20
  21         # Fix grub
  22         #XXX: e2fs_stage1_5 is 20 sectors embedded, but it fail with gpt
  23         #XXX: we use install command directly instead of setup (hd0) because it fail with loop
  24         cat << EOF | chroot ${MOUNTPOINT} grub --device-map=/boot/grub/device.map
  25 root (hd0,0)
  26 install --stage2=/boot/grub/stage2 /grub/stage1 (hd0) /grub/stage2 p /grub/menu.lst
  27 EOF
  28 done
  29
  30 # Restore old device.map
  31 mv -f ${MOUNTPOINT}/boot/grub/device.map.orig ${MOUNTPOINT}/boot/grub/device.map
  32
  33 # Bind mount /proc
  34 mount --bind /proc ${MOUNTPOINT}/proc
  35
  36 # Bind mount /sys
  37 mount --bind /sys ${MOUNTPOINT}/sys
  38
  39 # Extract last kernel version
  40 KVER=`chroot ${MOUNTPOINT} rpm -qa | perl -pne '/kernel-server-latest/||undef $_;s%^kernel-(server)-latest-([^-]+)-(.+)$%\2-\1-\3%'`
  41 # Regenerate initrd
  42 #XXX: force non hostonly else it don't store commandline : rd.luks.uuid rd.md.uuid ip=dhcp rd.neednet=1
  43 DRACUT_SKIP_FORCED_NON_HOSTONLY=1 chroot ${MOUNTPOINT} mkinitrd -f /boot/initrd-${KVER}.img ${KVER}
  44
  45 # Umount dev
  46 umount ${MOUNTPOINT}/sys
  47
  48 # Umount dev
  49 umount ${MOUNTPOINT}/proc
  50
  51 # Umount dev
  52 umount ${MOUNTPOINT}/dev
  53
  54 # Reset mtab
  55 mv -f ${MOUNTPOINT}/etc/mtab.orig ${MOUNTPOINT}/etc/mtab
  56
  57 # Umount boot
  58 umount ${MOUNTPOINT}/boot