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V8.00.000.2025.06.17
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
This commit is contained in:
Marc S. Weidner
2025-10-14 18:20:29 +01:00
parent 087b104924
commit 4e6f4b7447
8 changed files with 130 additions and 79 deletions
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65
func/cdi_4300_network/4311_dropbear_initramfs.sh
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@@ -26,46 +26,79 @@ dropbear_initramfs() {
### Declare Arrays, HashMaps, and Variables.
declare var_file=""
declare -r var_logfile="/root/.ciss/cdi/log/4311_dropbear_initramfs.log"
declare var_target="${TARGET}"
chroot_logger "${TARGET}${var_logfile}"
### Check for TARGET / RECOVERY.
[[ "${VAR_RUN_RECOVERY}" == "true" ]] && var_target="${RECOVERY}"
chroot_script "${TARGET}" "
chroot_logger "${var_target}${var_logfile}"
chroot_script "${var_target}" "
export INITRD=No
apt-get install -y --no-install-recommends --no-install-suggests dropbear-initramfs dropbear-bin 2>&1 | tee -a ${var_logfile}
"
chroot_script "${TARGET}" "
chroot_script "${var_target}" "
export INITRD=No
apt-get purge -y dropbear dropbear-run || true
"
chroot_script "${TARGET}" "
chroot_script "${var_target}" "
export INITRD=No
apt-get install -y --no-install-recommends --no-install-suggests gpgv 2>&1 | tee -a ${var_logfile}
"
chroot_script "${TARGET}" "
chroot_script "${var_target}" "
export INITRD=No
apt-mark hold dropbear dropbear-initramfs 2>&1 | tee -a ${var_logfile}
"
mv "${TARGET}/usr/sbin/dropbear" "${TARGET}/usr/sbin/dropbear.trixie"
install -D -m 0755 -o root -g root "${DIR_TMP}/build/dropbear-2025.88/dropbear" "${TARGET}/usr/sbin/"
mv "${var_target}/usr/sbin/dropbear" "${var_target}/usr/sbin/dropbear.trixie"
install -D -m 0755 -o root -g root "${DIR_TMP}/build/dropbear-2025.88/dropbear" "${var_target}/usr/sbin/"
do_log "debug" "file_only" "4311() Installation [dropbear] successful."
for var_file in dbclient dropbearconvert dropbearkey; do
mv "${TARGET}/usr/bin/${var_file}" "${TARGET}/usr/bin/${var_file}.trixie"
install -D -m 0755 -o root -g root "${DIR_TMP}/build/dropbear-2025.88/${var_file}" "${TARGET}/usr/bin/"
mv "${var_target}/usr/bin/${var_file}" "${var_target}/usr/bin/${var_file}.trixie"
install -D -m 0755 -o root -g root "${DIR_TMP}/build/dropbear-2025.88/${var_file}" "${var_target}/usr/bin/"
do_log "debug" "file_only" "4311() Installation [${var_file}] successful."
done
mkdir -p "${var_target}/etc/initramfs-tools/scripts/init-bottom"
insert_header "${TARGET}/etc/apt/preferences.d/99-mask-dropbear"
insert_comments "${TARGET}/etc/apt/preferences.d/99-mask-dropbear"
cat << 'EOF' >> "${TARGET}/etc/apt/preferences.d/99-mask-dropbear"
cat << 'EOF' >| "${var_target}/etc/initramfs-tools/scripts/init-bottom/zzzz-dropbear-kill"
#!/bin/sh
PREREQ=""
prereqs() { echo "${PREREQ}"; }
# shellcheck disable=SC2249
case "${1}" in
prereqs) prereqs; exit 0 ;;
esac
### Stop dropbear shipped in the initramfs after root pivot.
[ -x /bin/pidof ] || exit 0
P=$(/bin/pidof dropbear 2>/dev/null) || true
[ -n "${P}" ] || exit 0
/bin/kill -TERM "${P}" 2>/dev/null || true
/bin/sleep 1
/bin/kill -KILL "${P}" 2>/dev/null || true
exit 0
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
EOF
chmod 0755 "${var_target}/etc/initramfs-tools/scripts/init-bottom/zzzz-dropbear-kill"
insert_header "${var_target}/etc/apt/preferences.d/99-mask-dropbear"
insert_comments "${var_target}/etc/apt/preferences.d/99-mask-dropbear"
cat << 'EOF' >> "${var_target}/etc/apt/preferences.d/99-mask-dropbear"
# Never install the dropbear daemon package at all.
Package: dropbear
Pin: release *
@@ -74,9 +107,9 @@ Pin-Priority: -1
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=conf
EOF
insert_header "${TARGET}/etc/apt/preferences.d/99-mask-dropbear-initramfs"
insert_comments "${TARGET}/etc/apt/preferences.d/99-mask-dropbear-initramfs"
cat << 'EOF' >> "${TARGET}/etc/apt/preferences.d/99-mask-dropbear-initramfs"
insert_header "${var_target}/etc/apt/preferences.d/99-mask-dropbear-initramfs"
insert_comments "${var_target}/etc/apt/preferences.d/99-mask-dropbear-initramfs"
cat << 'EOF' >> "${var_target}/etc/apt/preferences.d/99-mask-dropbear-initramfs"
# Keep the currently installed initramfs integration; never upgrade it.
Package: dropbear-initramfs
Pin: release *
@@ -85,7 +118,7 @@ Pin-Priority: -1
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=conf
EOF
chroot_script "${TARGET}" "systemctl mask dropbear.service dropbear.socket"
chroot_script "${var_target}" "systemctl mask dropbear.service dropbear.socket"
do_log "info" "file_only" "4311() Masked: [dropbear.service dropbear.socket]"
guard_dir && return 0