Re: Extracting config file from GRUB EFI image

[Andrei Borzenkov]

04.05.2016 03:57, SevenBits пишет:
> I used this command to create a bootable GRUB UEFI image:
> 
> ../grub-mkstandalone -d . -o ~/Desktop/boot.efi --format=x86_64-efi
> --grub-mkimage=../grub-mkimage --install-modules="boot linux ext2 normal
> configfile lspci ls help echo fat exfat hfs hfsplus part_msdos part_gpt
> part_apple terminal sleep loopback normal fixvideo iso9660 loadbios
> setvariable applesetos"
> /boot/grub/fonts/myfont.pf2='/boot/grub/fonts/unicode.pf2'
> /boot/grub/grub.cfg='/home/user/Desktop/grub.cfg'
> 
> Unfortunately, I have accidentally erased the grub.cfg file referenced
> in this command and I (stupidly) did not include it in source code with
> my rest of my project.
> 
> Is there a way to extract this GRUB configuration file from a built
> image? In other words, if I have an image that was built with the above
> command, can I extract the configuration file from it?
> 

You can take https://github.com/arvidjaar/bootinfoscript as example and
extract GRUB modules parsing. Modules are in "mods" section of GRUB efi
image. I actually started with standalone script to do it, but never had
enough incentive to finish.


> Thanks for your help.
> 
> 
> 
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