iankelling.org Git - distro-setup/blob - zboot

   1 #!/bin/bash
   2
   3 script=$(readlink -f -- "$BASH_SOURCE")
   4 [[ $EUID == 0 ]] || exec sudo -E "$script" "$@"
   5
   6 source /usr/local/lib/err
   7
   8
   9 # Explaining this whole thing. The host amy is used by someone else,
  10 # i back it up to my extra big partition on one computer.
  11 # But I also want to restore it and test out the restoration on
  12 # a computer I usually use. For this, I created a separate partition
  13 # that has the amy encryption password, and a separate boot so
  14 # that I could encrypt my own boot partition if I want. Then,
  15 # I backup from this big partition into that partition in order
  16 # to boot and run it.
  17 #
  18 ## In order to boot and run it:
  19
  20 set -x
  21
  22 if [[ ! -e /mnt/root/root2-fstab || ! -e /mnt/root/root2-crypttab ]]; then
  23   echo $0: "error: create /mnt/root/root2-fstab & /mnt/root/root2-crypttab from running /a/bin/fai/fai/config/hooks/partition.DEFAULT mkroot2 or mkroot2tab"
  24   exit 1
  25 fi
  26
  27 mount -o bind /mnt/root2/root_ubuntubionic /mnt/1
  28 cd /mnt/1
  29 /b/ds/gen-amy-fstab ubuntubionic .
  30 teeu /mnt/1/etc/default/grub <<<'GRUB_DISABLE_OS_PROBER=true'
  31 mount -o bind /mnt/boot2/boot_ubuntubionic boot
  32 mount -o bind /dev dev
  33 mount -o bind /proc proc
  34 mount -o bind /sys sys
  35 mkdir -p boot/efi
  36 mount $(awk '$2 == "/boot/efi" {print $1}' /etc/mtab) boot/efi
  37
  38 cp /b/ds/zboot-chroot ./root
  39
  40 chroot . ./root/zboot-chroot
  41
  42 echo "check output and reboot"