Marc S. Weidner
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
88 lines
3.1 KiB
Bash
88 lines
3.1 KiB
Bash
#!/bin/bash
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# SPDX-Version: 3.0
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# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
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# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.git
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# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
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# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
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# SPDX-FileType: SOURCE
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# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
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# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
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# SPDX-PackageName: CISS.debian.installer
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# SPDX-Security-Contact: security@coresecret.eu
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guard_sourcing
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#######################################
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# Kernel Image Selector.
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# Globals:
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# VAR_KERNEL
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# VAR_KERNEL_SRT
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# VAR_KERNEL_TMP
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# Arguments:
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# None
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# Returns:
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# 0: on success
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# 42: On sorting Error.
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#######################################
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check_kernel() {
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declare -i counter=1
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declare first_string="" line="" name="" options="" var_cpu_vendor=""
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# shellcheck disable=SC2312
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var_cpu_vendor=$(</proc/cpuinfo grep 'vendor_id' | head -n1 | cut -d: -f2 | xargs)
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case "${var_cpu_vendor}" in
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*AuthenticAMD*)
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# shellcheck disable=SC2312
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apt-cache search linux-image | grep linux-image | grep amd64 | grep -v "meta-package" | grep -v "dbg" | grep -v "template" >> "${VAR_KERNEL_TMP}"
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;;
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*GenuineIntel*)
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# shellcheck disable=SC2312
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apt-cache search linux-image | grep linux-image | grep arm64 | grep -v "meta-package" | grep -v "dbg" | grep -v "template" >> "${VAR_KERNEL_TMP}"
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;;
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*) do_log "info" "file_only" "4140() Unknown or unsupported CPU vendor: '${var_cpu_vendor}', skipping." ;;
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esac
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sort --output="${VAR_KERNEL_SRT}" "${VAR_KERNEL_TMP}" || {
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printf "❌ Error 0110_check_kernel.sh Line 52 sort failed\n" >&2
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# shellcheck disable=SC2162
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read -p $'\e[92m✅ Press \'ENTER\' to exit the script ... \e[0m'
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return 42
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}
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while IFS= read -r line; do
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first_string=${line%% *}
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name=${first_string#linux-image-}
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options+=("${name}" "${counter}" off)
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((counter++))
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done < "${VAR_KERNEL_SRT}"
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export NCURSES_NO_ALTSCREEN=1
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# shellcheck disable=SC2034
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if VAR_KERNEL=$(dialog \
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--no-collapse \
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--ascii-lines \
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--clear \
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--help-button \
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--backtitle "CISS.debian.installer" \
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--title "Select the Kernel for the CISS.debian.installer" \
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--radiolist "Kernel available \n *+bpo* : Debian Backported Kernel \n *cloud* : Special lightweight images for KVM \n *unsigned* : Unsigned Kernel \n *preempt_rt* : Special Kernel for real-time-computing \n Not unsigned marked are MS signed Kernel for Secure Boot \n" 0 0 "${options[@]}" 3>&1 1>&2 2>&3 3>&-); then
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clear
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[[ "${VAR_KERNEL}" != linux-image-* ]] && VAR_KERNEL="linux-image-${VAR_KERNEL}"
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do_log "info" "file_only" "0110() Kernel image selected interactively: '${VAR_KERNEL}'."
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else
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clear
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VAR_KERNEL=""
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fi
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return 0
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}
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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