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41 lines
1.4 KiB
41 lines
1.4 KiB
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Nicolas Frayer <nfrayer@redhat.com>
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Date: Tue, 16 Jul 2024 11:11:43 +0200
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Subject: [PATCH] grub2-mkconfig: Ensure grub cfg stub is not overwritten
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/boot/efi/EFI/$os_name/grub.cfg contains a grub cfg stub
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that should not be overwritten by grub2-mkconfig.
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Ensure that we prevent this from happening.
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Signed-off-by: Marta Lewandowska <mlewando@redhat.com>
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Signed-off-by: Nicolas Frayer <nfrayer@redhat.com>
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---
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util/grub-mkconfig.in | 14 ++++++++++++++
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1 file changed, 14 insertions(+)
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diff --git a/util/grub-mkconfig.in b/util/grub-mkconfig.in
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index 34f7c13fc521..34d0120d0ba2 100644
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--- a/util/grub-mkconfig.in
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+++ b/util/grub-mkconfig.in
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@@ -114,6 +114,20 @@ do
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esac
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done
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+os_name=$(grep '^ID=' /etc/os-release | sed 's/ID=//')
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+if test "$os_name" = '"rhel"'; then
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+ os_name=redhat
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+elif test "$os_name" = '"centos"'; then
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+ os_name=centos
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+fi
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+if test "x${grub_cfg}" = "x/boot/efi/EFI/$os_name/grub.cfg" &&\
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+ mountpoint -q /boot/efi; then
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+ gettext_printf "Running \`grub2-mkconfig -o %s' will overwrite the GRUB wrapper.\n" "$grub_cfg" 1>&2
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+ gettext_printf "Please run \`grub2-mkconfig -o /boot/grub2/grub.cfg' instead to update grub.cfg.\n" 1>&2
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+ gettext_printf "GRUB configuration file was not updated.\n" 1>&2
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+ exit 1
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+fi
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+
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if [ "x$EUID" = "x" ] ; then
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EUID=`id -u`
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fi
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