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December 21, 2015 04:39
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A simple script to put in /etc/grub.d/ which makes iso files show up in your grub. This allows you to boot from iso files and use those for reinstalling your computer instead of using an external disk. :) You may need to alter variables to match your platform and the partition containing the iso files needs to be mounted during installation from…
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| #!/bin/sh | |
| #Written by Remco Haszing: https://plus.google.com/u/0/101152546828331333610/ | |
| #Original post: https://plus.google.com/101152546828331333610/posts/8iaeaqd7hhz | |
| for iso in /opt/iso/*.iso; do | |
| if [ "`isoinfo -f -i $iso | grep '/CASPER/VMLINUZ.EFI;1'`" == "" ]; then | |
| vmlinuz=vmlinuz | |
| else | |
| vmlinuz=vmlinuz.efi | |
| fi | |
| iso=`basename $iso` | |
| echo Found iso $iso >&2 | |
| cat <<EOF | |
| menuentry "$iso" { | |
| loopback loop (hd0,1)/$iso | |
| linux (loop)/casper/$vmlinuz boot=casper iso-scan/filename=/$iso file=(loop)/preseed/ubuntu.seed | |
| initrd (loop)/casper/initrd.lz | |
| } | |
| EOF | |
| done |
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Maybe you should include as a comment that this script was written by Remco Haszing
(https://plus.google.com/u/0/101152546828331333610)