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

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