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Dynamic GRUB entry

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Kevin Chevreuil - Kaisen
2022-12-24 00:57:16 +01:00
committed by Pascal J
parent 934a4a38e6
commit 44c9cd16d0
1 changed files with 11 additions and 6 deletions
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17
41_snapshots-btrfs
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@@ -577,6 +577,16 @@ check_uuid_required
# Detects if /boot is a separate partition # Detects if /boot is a separate partition
[[ "${GRUB_BTRFS_OVERRIDE_BOOT_PARTITION_DETECTION,,}" == "true" ]] && printf "Override boot partition detection : enable \n" >&2 && boot_separate; [[ "${GRUB_BTRFS_OVERRIDE_BOOT_PARTITION_DETECTION,,}" == "true" ]] && printf "Override boot partition detection : enable \n" >&2 && boot_separate;
if [[ "$root_uuid" != "$boot_uuid" ]] || [[ "$root_uuid_subvolume" != "$boot_uuid_subvolume" ]]; then boot_separate ; else boot_bounded ; fi if [[ "$root_uuid" != "$boot_uuid" ]] || [[ "$root_uuid_subvolume" != "$boot_uuid_subvolume" ]]; then boot_separate ; else boot_bounded ; fi
# Make a submenu in GRUB (grub.cfg)
cat << EOF
if [ ! -e "\${prefix}/grub-btrfs.cfg" ]; then
echo ""
else
submenu '${submenuname}' ${protection_authorized_users}${unrestricted_access_submenu}{
configfile "\${prefix}/grub-btrfs.cfg"
}
fi
EOF
# Show warn, menuentries exceeds 250 entries # Show warn, menuentries exceeds 250 entries
[[ $count_warning_menuentries -ge 250 ]] && printf "Generated %s total GRUB entries. You might experience issues loading snapshots menu in GRUB.\n" "${count_warning_menuentries}" >&2 ; [[ $count_warning_menuentries -ge 250 ]] && printf "Generated %s total GRUB entries. You might experience issues loading snapshots menu in GRUB.\n" "${count_warning_menuentries}" >&2 ;
# Show total found snapshots # Show total found snapshots
@@ -587,16 +597,11 @@ fi
if [[ "${count_limit_snap}" = "0" || -z "${count_limit_snap}" ]]; then if [[ "${count_limit_snap}" = "0" || -z "${count_limit_snap}" ]]; then
print_error "No snapshots found." print_error "No snapshots found."
fi fi
# Make a submenu in GRUB (grub.cfg) and move "grub-btrfs.new" to "grub-btrfs.cfg" # Move "grub-btrfs.new" to "grub-btrfs.cfg"
header_menu header_menu
if "${bindir}/${GRUB_BTRFS_SCRIPT_CHECK:-grub-script-check}" "$grub_btrfs_directory/grub-btrfs.new"; then if "${bindir}/${GRUB_BTRFS_SCRIPT_CHECK:-grub-script-check}" "$grub_btrfs_directory/grub-btrfs.new"; then
cat "$grub_btrfs_directory/grub-btrfs.new" > "$grub_btrfs_directory/grub-btrfs.cfg" cat "$grub_btrfs_directory/grub-btrfs.new" > "$grub_btrfs_directory/grub-btrfs.cfg"
rm -f "$grub_btrfs_directory/grub-btrfs.new" rm -f "$grub_btrfs_directory/grub-btrfs.new"
cat << EOF
submenu '${submenuname}' ${protection_authorized_users}${unrestricted_access_submenu}{
configfile "${grub_btrfs_search_directory}/grub-btrfs.cfg"
}
EOF
else else
print_error "Syntax errors were detected in generated ${grub_btrfs_directory}/grub-btrfs.new file. Old grub-btrfs.cfg (if present) was not replaced." print_error "Syntax errors were detected in generated ${grub_btrfs_directory}/grub-btrfs.new file. Old grub-btrfs.cfg (if present) was not replaced."
fi fi