Marc S. Weidner
e5ddb69a9e
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
60 lines
1.9 KiB
Bash
60 lines
1.9 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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# Exiting chroot of the target system.
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# Globals:
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# RECOVERY
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# TARGET
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# VAR_CHROOT_ACTIVATED
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# VAR_NEED_RUN_IN_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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exiting_chroot_system() {
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### Declare Arrays, HashMaps, and Variables.
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declare -a ary_umount=( "/sys/fs/cgroup" "/dev/hugepages" "/dev/mqueue" "/dev/shm" "/dev/pts" "/proc" "/sys" "/dev" )
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declare var_path=""
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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="${RECOVERY}"
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for var_path in "${ary_umount[@]}"; do
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umount -l "${var_target}${var_path}" 2>/dev/null || true
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do_log "info" "file_only" "4999() Command: [umount -l ${var_target}${var_path} 2>/dev/null || true] issued."
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done
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if [[ "${VAR_NEED_RUN_IN_TARGET:-false}" == "true" ]]; then
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umount -l "${var_target}/run" 2>/dev/null || true
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do_log "info" "file_only" "4999() Command: [umount -l ${var_target}/run 2>/dev/null || true] issued."
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fi
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declare -gx VAR_CHROOT_ACTIVATED="false"
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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 exiting_chroot_system
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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