54 lines
1.9 KiB
Bash
54 lines
1.9 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.hardened.installer 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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set -C -e -u -o pipefail
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printf "\e[95m++++ ++++ ++++ ++++ ++++ ++++ ++ 🧪 '%s' starting ... \e[0m\n" "${0}"
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# sleep 1
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if [[ ! -f /root/.pwd ]]; then
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printf "\e[93m++++ ++++ ++++ ++++ ++++ ++++ ++ ❌ /root/.pwd NOT found. \e[0m\n"
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# sleep 1
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printf "\e[92m++++ ++++ ++++ ++++ ++++ ++++ ++ ❌ Exiting Hook ... \e[0m\n"
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# sleep 1
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printf "\e[92m++++ ++++ ++++ ++++ ++++ ++++ ++ ✅ '%s' done. Nothing changed. \e[0m\n" "${0}"
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exit 0
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fi
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cd /root
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cp /etc/shadow /root/.ciss/dlb/backup/shadow.bak."$(date +%F_%T)"
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chmod 600 /root/.ciss/dlb/backup/shadow.bak.*
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declare hashed_pwd
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declare safe_hashed_pwd
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IFS= read -r hashed_pwd < /root/.pwd
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safe_hashed_pwd=$(printf '%s' "${hashed_pwd}" | sed 's/[\/&]/\\&/g')
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sed -i "s|^root:[^:]*:\(.*\)|root:${safe_hashed_pwd}:\1|" /etc/shadow
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sed -i "s|^user:[^:]*:\(.*\)|user:${safe_hashed_pwd}:\1|" /etc/shadow
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unset hashed_pwd safe_hashed_pwd
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cat /etc/shadow
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# sleep 1
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if shred -vfzu -n 5 /root/.pwd; then
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printf "\e[92m++++ ++++ ++++ ++++ ++++ ++++ ++ ✅ Password file /root/.pwd: -vfzu -n 5 >> done. \e[0m\n"
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else
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printf "\e[91m++++ ++++ ++++ ++++ ++++ ++++ ++ ❌ Password file /root/.pwd: -vfzu -n 5 >> NOT successful. \e[0m\n" >&2
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fi
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printf "\e[92m++++ ++++ ++++ ++++ ++++ ++++ ++ ✅ '%s' applied successfully. \e[0m\n" "${0}"
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# sleep 1
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exit 0
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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