Re: /etc/default/grub doesn't exist, what to do?
On Fri 10 Jul 2020 at 02:39:08 (-0400), Borden Rhodes wrote:
> > Please tell us the output of:
> > dpkg -l | grep -i grub
>
> Sorry for missing this. Please see below:
>
> # dpkg -l | grep -i grub
> ii grub-common 2.04-8 amd64
> ii grub-efi-amd64-bin 2.04-8 amd64
> ii grub-efi-amd64-signed 1+2.04+8 amd64
> rc grub-imageboot 0.6 all
> ii grub2-common 2.04-8 amd64
Mine:
ii grub-common 2.02+dfsg1-20
ii grub-efi-amd64 2.02+dfsg1-20
ii grub-efi-amd64-bin 2.02+dfsg1-20
ii grub-efi-amd64-signed 1+2.02+dfsg1+20
ii grub-rescue-pc 2.02+dfsg1-20
ii grub2-common 2.02+dfsg1-20
> > The package grub2-common has the file:
> > /usr/share/grub/default/grub
> > Which is the default /etc/default/grub file
>
> Thank you for this. I figured there was such a template file but I didn't know
> where to look. It would be nice to have this added to
> https://wiki.debian.org/Grub so people know how to reconstruct a fresh
> template file if theirs gets destroyed (or, in my case, uninstalled)
>
> > The actual package which creates /etc/default/grub in the d-i is
> > one of grub-pc and the packages it conflicts with, viz:
> > grub (<< 0.97-54), grub-coreboot, grub-efi-amd64, grub-efi-ia32,
> > grub-ieee1275, grub-legacy, grub-xen
>
> So that might be the explanation. I removed grub-efi-amd64 to install
> grub-efi-amd64-signed. The latter doesn't appear to create its own
> /etc/default/grub file.
>
> Is this a bug that I should report or is this by design?
It's a misunderstanding. You removed grub-efi-amd64 *in order to*
install grub-efi-amd64-signed. You would be asked why?
> > To find out which, either look at dpkg -l or type
> > $ grep -B2 'Creating config file /etc/def' /var/log/installer/syslog
> > if you're a member of group adm.
>
> I think this file has long since been deleted. I think I installed Debian on
> this machine when I got it over 2 years ago.
Apr 4 01:17:15 in-target: Setting up efibootmgr (15-1) ...
Apr 4 01:17:15 in-target: Setting up mokutil (0.3.0+1538710437.fb6250f-1) ...
Apr 4 01:17:15 in-target: Setting up grub-efi-amd64-signed (1+2.02+dfsg1+20) ...
Apr 4 01:17:15 in-target: Setting up grub2-common (2.02+dfsg1-20) ...
Apr 4 01:17:15 in-target: Setting up shim-signed-common (1.33+15+1533136590.3beb971-7) ...
Apr 4 01:17:15 in-target: No DKMS packages installed: not changing Secure Boot validation state.
Apr 4 01:17:15 in-target: Setting up grub-efi-amd64-bin (2.02+dfsg1-20) ...
Apr 4 01:17:16 in-target: Setting up shim-unsigned (15+1533136590.3beb971-7) ...
Apr 4 01:17:16 in-target: Setting up grub-efi-amd64 (2.02+dfsg1-20) ...
Apr 4 01:17:16 in-target:
Apr 4 01:17:16 in-target: Creating config file /etc/default/grub with new version
Apr 4 01:17:16 in-target: Setting up shim-helpers-amd64-signed (1+15+1533136590.3beb971+7) ...
Apr 4 01:17:16 in-target: Setting up shim-signed:amd64 (1.33+15+1533136590.3beb971-7) ...
Apr 4 01:17:16 in-target: Processing triggers for man-db (2.8.5-2) ...
Apr 4 01:17:17 grub-installer: info: Additionally installing shim-signed to go with grub-efi-amd64
That's a longer extract to include more of the grub packages being
installed by d-i; amongst them grub-efi-amd64-signed as well as grub-efi-amd64.
Cheers,
David.
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