78 lines
3.4 KiB
Bash
78 lines
3.4 KiB
Bash
#!/bin/bash
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# SPDX-Version: 3.0
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# SPDX-CreationInfo: 2025-05-05; 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 "${ERR_GUARD_SRCE}"
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#######################################
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# CISS.debian.installer 'GRUB' and 'autostart' generator.
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# Globals:
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# BASH_SOURCE
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# VAR_HANDLER_BUILD_DIR
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# VAR_HANDLER_CDI
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# VAR_KERNEL
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# VAR_WORKDIR
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# Arguments:
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# None
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# Returns:
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# 0: on success
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#######################################
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cdi() {
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printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 %s starting ... \e[0m\n" "${BASH_SOURCE[0]}"
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if [[ "${VAR_HANDLER_CDI}" == "true" ]]; then
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install -m 0400 -o root -g root /dev/null "${VAR_HANDLER_BUILD_DIR}/config/includes.chroot/root/.cdi"
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if [[ ! -d "${VAR_HANDLER_BUILD_DIR}/config/includes.chroot/usr/local/sbin" ]]; then
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mkdir -p "${VAR_HANDLER_BUILD_DIR}/config/includes.chroot/usr/local/sbin"
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fi
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install -m 0755 -o root -g root "${VAR_WORKDIR}/scripts/usr/local/sbin/9999_cdi_starter.sh" "${VAR_HANDLER_BUILD_DIR}/config/includes.chroot/usr/local/sbin/9999_cdi_starter.sh"
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declare tmp_entry
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tmp_entry="$(mktemp)"
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cat << EOF >| "${tmp_entry}"
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menuentry "CISS Hardened DI (${VAR_KERNEL})" --hotkey=i {
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linux /live/vmlinuz-${VAR_KERNEL} boot=live ciss_iso_label=CISS.debian.live ciss_crypt_path=/live/ciss_rootfs.crypt components ip=dhcp keyboard-layouts=de keyboard-model=pc105 keyboard-options= keyboard-variants= locales=en_US.UTF-8 noautologin nottyautologin nox11autologin noeject nopersistence ramdisk-size=1024M splash swap=true timezone=Etc/UTC toram verify-checksums=sha512,sha384 verify-checksums-signatures apparmor=1 security=apparmor audit_backlog_limit=262144 audit=1 debugfs=off efi=disable_early_pci_dma hardened_usercopy=1 ia32_emulation=0 init_on_alloc=1 init_on_free=1 iommu.passthrough=0 iommu.strict=1 iommu=force kfence.sample_interval=100 kvm.nx_huge_pages=force l1d_flush=on lockdown=integrity loglevel=0 mitigations=auto,nosmt mmio_stale_data=full,force nosmt=force oops=panic page_alloc.shuffle=1 page_poison=1 panic=0 pti=on random.trust_bootloader=off random.trust_cpu=off randomize_kstack_offset=on retbleed=auto,nosmt rodata=on slab_nomerge vdso32=0 vsyscall=none findiso=\${iso_path}
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initrd /live/initrd.img-${VAR_KERNEL}
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}
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EOF
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sed -i "/#MUST_BE_REPLACED/{
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r ${tmp_entry}
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d
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}" "${VAR_HANDLER_BUILD_DIR}/config/bootloaders/grub-efi/grub.cfg"
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sed -i "/#MUST_BE_REPLACED/{
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r ${tmp_entry}
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d
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}" "${VAR_HANDLER_BUILD_DIR}/config/bootloaders/grub-pc/grub.cfg"
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rm -f "${tmp_entry}"
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else
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# shellcheck disable=SC1003
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sed -i '/#MUST_BE_REPLACED/c\\' "${VAR_HANDLER_BUILD_DIR}/config/bootloaders/grub-efi/grub.cfg"
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fi
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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 cdi
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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