Marc S. Weidner
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
137 lines
3.5 KiB
Bash
137 lines
3.5 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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# Finalize the chroot system before exiting.
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# Globals:
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# RECOVERY
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# TARGET
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# VAR_RUN_RECOVERY
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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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#######################################
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final_commands() {
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### Declare Arrays, HashMaps, and Variables.
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declare -r var_logfile="/root/.ciss/cdi/log/4900_final_command.log"
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declare var_target="${TARGET}"
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### Check for TARGET / RECOVERY.
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[[ "${VAR_RUN_RECOVERY}" == "true" ]] && var_target="${RECOVERY}"
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chroot_logger "${var_target}${var_logfile}"
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chroot_script "${var_target}" "
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updatedb | tee -a ${var_logfile}
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"
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ciss_enforce_multi_user_target
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rm -f "${var_target}/root/ciss_xdg_tmp.sh"
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guard_dir && return 0
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}
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### Prevents accidental 'unset -f'.
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# shellcheck disable=SC2034
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readonly -f final_commands
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#######################################
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# description
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# Globals:
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# RECOVERY
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# TARGET
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# VAR_RUN_RECOVERY
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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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#######################################
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ciss_enforce_multi_user_target() {
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### Declare Arrays, HashMaps, and Variables.
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declare var_target="${TARGET}"
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### Check for TARGET / RECOVERY.
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[[ "${VAR_RUN_RECOVERY}" == "true" ]] && var_target="${RECOVERY}"
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# shellcheck disable=SC2016
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chroot_script "${var_target}" '
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declare var_dm="" var_unit_dir="" var_link="/etc/systemd/system/default.target"
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### Determine the canonical systemd unit dir inside TARGET.
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if [[ -d /lib/systemd/system ]]; then
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var_unit_dir=/lib/systemd/system
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elif [[ -d /usr/lib/systemd/system ]]; then
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var_unit_dir=/usr/lib/systemd/system
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fi
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### Enforce default.target -> multi-user.target as a symlink.
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if [[ -e "${var_link}" ]] && [[ ! -L "${var_link}" ]]; then
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### A regular file here is wrong; we remove it to avoid vendor fallback to graphical.
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rm -f -- "${var_link}"
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fi
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if [[ ! -L "${var_link}" ]]; then
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ln -s "${var_unit_dir}/multi-user.target" "${var_link}"
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else
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### Ensure it points to multi-user.
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if [[ "$(readlink -f "${var_link}")" != "${var_unit_dir}/multi-user.target" ]]; then
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rm -f -- "${var_link}"
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ln -s "${var_unit_dir}/multi-user.target" "${var_link}"
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fi
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fi
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### Hard-block any display manager (mask via /dev/null symlink). Include common DMs, and the generic alias:
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ary_dm_units=(
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"display-manager.service"
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"gdm.service"
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"gdm3.service"
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"sddm.service"
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"lightdm.service"
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"xdm.service"
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"lxdm.service"
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"slim.service"
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)
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for var_dm in "${ary_dm_units[@]}"; do
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if [[ ! -L "/etc/systemd/system/${var_dm}" ]]; then
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ln -s /dev/null "/etc/systemd/system/${var_dm}"
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fi
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done
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'
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return 0
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}
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### Prevents accidental 'unset -f'.
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# shellcheck disable=SC2034
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readonly -f ciss_enforce_multi_user_target
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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