Marc S. Weidner
140f82829e
All checks were successful
🛡️ Shell Script Linting / 🛡️ Shell Script Linting (push) Successful in 1m54s
Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
56 lines
2.0 KiB
Bash
56 lines
2.0 KiB
Bash
#!/bin/bash
|
|
# SPDX-Version: 3.0
|
|
# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
|
|
# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.git
|
|
# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
|
|
# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
|
|
# SPDX-FileType: SOURCE
|
|
# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
|
|
# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
|
|
# SPDX-PackageName: CISS.debian.installer
|
|
# SPDX-Security-Contact: security@coresecret.eu
|
|
|
|
guard_sourcing
|
|
|
|
#######################################
|
|
# Hardening files and directories.
|
|
# Globals:
|
|
# None
|
|
# Arguments:
|
|
# None
|
|
# Returns:
|
|
# 0: on success
|
|
#######################################
|
|
hardening_files() {
|
|
declare var_bin="" var_binary=""
|
|
|
|
chmod 0700 "${TARGET}/etc/cron.d" "${TARGET}/etc/cron.daily" "${TARGET}/etc/cron.hourly" "${TARGET}/etc/cron.monthly" \
|
|
"${TARGET}/etc/cron.weekly"
|
|
chmod 0700 "${TARGET}/etc/sudoers.d"
|
|
chmod 0700 "${TARGET}/etc/crontab"
|
|
|
|
[[ -f "${TARGET}/etc/cron.deny" ]] && rm "${TARGET}/etc/cron.deny"
|
|
|
|
rm -f "${TARGET}/etc/issue" "${TARGET}/etc/issue.net"
|
|
install -m 0644 -o root -g root "${VAR_SETUP_PATH}/includes/target/etc/issue" "${TARGET}/etc/issue"
|
|
install -m 0644 -o root -g root "${VAR_SETUP_PATH}/includes/target/etc/issue.net" "${TARGET}/etc/issue.net"
|
|
|
|
install -d -m 0700 -o root -g root "${TARGET}/root/.ansible"
|
|
|
|
for var_bin in as gcc g++ cc clang; do
|
|
var_binary=$(readlink -f "${TARGET}/usr/bin/${var_bin}") || {
|
|
do_log "info" "file_only" "4430() Binary: '${var_bin}' not found, skipping."
|
|
continue
|
|
}
|
|
chmod 0700 "${var_binary}" || {
|
|
do_log "info" "file_only" "4430() Binary chmod 0700: '${var_bin}' failed, skipping."
|
|
}
|
|
done
|
|
|
|
guard_dir && return 0
|
|
}
|
|
### Prevents accidental 'unset -f'.
|
|
# shellcheck disable=SC2034
|
|
readonly -f hardening_files
|
|
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
|