Marc S. Weidner
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
77 lines
3.1 KiB
Bash
77 lines
3.1 KiB
Bash
#!/bin/bash
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# SPDX-Version: 3.0
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# SPDX-CreationInfo: 2025-11-12; WEIDNER, Marc S.; <msw@coresecret.dev>
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# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.live.builder.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.live.builder
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# SPDX-Security-Contact: security@coresecret.eu
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guard_sourcing || return "${ERR_GUARD_SRCE}"
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#######################################
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# Integrates and generates sha512sum and GPG signatures on CISS specific LIVE boot artifacts:
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# - /root/.ciss/attestation/VAR_SIGNING_KEY_FPR.*
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# - /etc/initramfs-tools/files/unlock_wrapper.sh
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# - /usr/lib/live/boot/0030-ciss-verify-checksums
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# Globals:
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# BASH_SOURCE
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# VAR_HANDLER_BUILD_DIR
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# VAR_SIGNING_KEY_FPR
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# VAR_SIGNING_KEY_PASSFILE
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# VAR_WORKDIR
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# Arguments:
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# None
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# Returns:
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# 0: on success
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#######################################
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ciss_upgrades_boot() {
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printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 %s starting ... \e[0m\n" "${BASH_SOURCE[0]}"
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gpg --batch --yes --export "${VAR_SIGNING_KEY_FPR}" >| "${VAR_HANDLER_BUILD_DIR}/config/includes.chroot/root/.ciss/attestation/${VAR_SIGNING_KEY_FPR}.gpg"
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declare -ar _ary_target=(
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"/root/.ciss/attestation/${VAR_SIGNING_KEY_FPR}.gpg"
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"/etc/initramfs-tools/files/unlock_wrapper.sh"
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"/usr/lib/live/boot/0030-ciss-verify-checksums"
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)
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declare _target="" target=""
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for _target in "${_ary_target[@]}"; do
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declare target="${VAR_HANDLER_BUILD_DIR}/config/includes.chroot${_target}"
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declare var_sha="${target}.sha512sum.txt"
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declare var_sig="${var_sha}.sig"
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declare var_fil="${target}"
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declare var_prefix="${VAR_HANDLER_BUILD_DIR}/config/includes.chroot"
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# shellcheck disable=SC2312
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sha512sum "${var_fil}" | sed "s|${var_prefix}||" >| "${var_sha}"
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gpg --batch --yes --pinentry-mode loopback --passphrase-file "${VAR_SIGNING_KEY_PASSFILE}" --local-user "${VAR_SIGNING_KEY_FPR}" \
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--detach-sign --output "${var_sig}" "${var_sha}"
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done
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mv "${VAR_HANDLER_BUILD_DIR}/config/includes.chroot/usr/lib/live/boot/0030-ciss-verify-checksums.sha512sum.txt" \
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"${VAR_HANDLER_BUILD_DIR}/config/includes.chroot/etc/ciss/hashes/0030-ciss-verify-checksums.sha512sum.txt"
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mv "${VAR_HANDLER_BUILD_DIR}/config/includes.chroot/usr/lib/live/boot/0030-ciss-verify-checksums.sha512sum.txt.sig" \
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"${VAR_HANDLER_BUILD_DIR}/config/includes.chroot/etc/ciss/signatures/0030-ciss-verify-checksums.sha512sum.txt.sig"
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[[ -e "${VAR_HANDLER_BUILD_DIR}/config/includes.chroot/usr/lib/live/boot/0030-verify-checksums" ]] && \
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rm -f "${VAR_HANDLER_BUILD_DIR}/config/includes.chroot/usr/lib/live/boot/0030-verify-checksums"
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printf "\e[92m++++ ++++ ++++ ++++ ++++ ++++ ++ ✅ %s successfully applied. \e[0m\n" "${BASH_SOURCE[0]}"
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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_upgrades_boot
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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