V8.00.000.2025.06.17
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
This commit is contained in:
39
lib/cdi_0100_arg/0100_arg_mismatch.sh
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39
lib/cdi_0100_arg/0100_arg_mismatch.sh
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@@ -0,0 +1,39 @@
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#!/bin/bash
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# SPDX-Version: 3.0
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# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
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# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.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.installer
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# SPDX-Security-Contact: security@coresecret.eu
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guard_sourcing
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#######################################
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# Wrapper for mismatched Arguments.
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# Globals:
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# RED
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# RES
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# ERR_ARG_MISMATCH
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# NL
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# VAR_AUTO_INSTALL
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# VAR_IN_DIALOG_WR
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# Arguments:
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# 1: Message to be printed.
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#######################################
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arg_mismatch() {
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### Call cleaner if and only if not in auto-install mode.
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if [[ "${VAR_AUTO_INSTALL}" == "false" ]]; then
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### Dynamically select the cleaner based on the dialog wrapper type.
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case "${VAR_IN_DIALOG_WR}" in
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box|gauge) "dialog_${VAR_IN_DIALOG_WR}_cleaner" ;;
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esac
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fi
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printf "%b❌ Error: '%s'. %b%b" "${RED}" "${1}" "${RES}" "${NL}" >&2
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read -pr $'\e[92m✅ Press \'ENTER\' to exit the script ... \e[0m'
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exit "${ERR_ARG_MISMATCH}"
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}
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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95
lib/cdi_0100_arg/0101_arg_sanitizer.sh
Normal file
95
lib/cdi_0100_arg/0101_arg_sanitizer.sh
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@@ -0,0 +1,95 @@
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#!/bin/bash
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# SPDX-Version: 3.0
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# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
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# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.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.installer
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# SPDX-Security-Contact: security@coresecret.eu
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guard_sourcing
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#######################################
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# Argument Check Wrapper.
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# Arguments:
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# 1: "$@" of ./setup.sh
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#######################################
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arg_check() {
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declare a
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declare sanitized_args=()
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for a in "$@"; do
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sanitized_args+=("$( sanitize_arg "${a}")")
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done
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set -- "${sanitized_args[@]}"
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}
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#######################################
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# Function to sanitize a single argument
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# Globals:
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# RED
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# RES
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# ERR_UNSAFE_CHARACTER
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# LOG_ERR
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# NL
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# VAR_IN_DIALOG_WR
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# Arguments:
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# 1: Argument to be sanitized.
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#######################################
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sanitize_arg() {
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declare input="${1}"
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declare disallowed_ctrl=""
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### Step 1: Check for control characters
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if printf '%s' "${input}" | grep -qP '[[:cntrl:]]'; then
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# shellcheck disable=SC2312
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disallowed_ctrl=$(printf '%s' "${input}" | sed -n 's/[^[:cntrl:]]//gp' | sed $'s/./&\\n/g' \
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| while read -r c; do printf "%02X " "'${c}"; done)
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{
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printf "❌ Control character : '%s'. %b" "${disallowed_ctrl}" "${NL}"
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printf "❌ in argument : '%s'. %b" "${input}" "${NL}"
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printf "❌ Allowed Characters : 'a-z A-Z 0-9 . _ / = [ ] : \" - + space' %b" "${NL}"
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printf "%b" "${NL}"
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} >> "${LOG_ERR}"
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case "${VAR_IN_DIALOG_WR}" in
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box ) dialog_box_cleaner ;;
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gauge ) dialog_gauge_cleaner ;;
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esac
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printf "%b❌ Control character : '%s'. %b%b" "${RED}" "${disallowed_ctrl}" "${RES}" "${NL}" >&2
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printf "%b❌ in argument : '%s'. %b%b" "${RED}" "${input}" "${RES}" "${NL}" >&2
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printf "%b❌ Allowed Characters : 'a-z A-Z 0-9 . _ / = [ ] : \" - + space' %b%b" "${RED}" "${RES}" "${NL}" >&2
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# shellcheck disable=SC2162
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read -p $'\e[92m✅ Press \'ENTER\' to exit the script ... \e[0m'
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exit "${ERR_UNSAFE_CHARACTER}"
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fi
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### Step 2: Define allowed characters:
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### letters, digits, dot, underscore, slash, equals, [, ], colon, double-quote, hyphen, space.
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declare allowed='a-zA-Z0-9._/=\[\]:"\-+ '
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declare disallowed
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disallowed=$(printf '%s' "${input}" | tr -d "${allowed}")
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if [[ -n ${disallowed} ]]; then
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{
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printf "❌ Invalid character : '%s'. %b" "${disallowed//?/& }" "${NL}"
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printf "❌ in argument : '%s'. %b" "${input}" "${NL}"
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printf "❌ Allowed Characters : 'a-z A-Z 0-9 . _ / = [ ] : \" - + space' %b" "${NL}"
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printf "%b" "${NL}"
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} >> "${LOG_ERR}"
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case "${VAR_IN_DIALOG_WR}" in
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box ) dialog_box_cleaner ;;
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gauge ) dialog_gauge_cleaner ;;
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esac
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printf "%s❌ Invalid character : '%s'. %b%b" "${RED}" "${disallowed//?/& }" "${RES}" "${NL}" >&2
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printf "%b❌ in argument : '%s'. %b%b" "${RED}" "${input}" "${RES}" "${NL}" >&2
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printf "%b❌ Allowed Characters : 'a-z A-Z 0-9 . _ / = [ ] : \" - + space' %b%b" "${RED}" "${RES}" "${NL}" >&2
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# shellcheck disable=SC2162
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read -p $'\e[92m✅ Press \'ENTER\' to exit the script ... \e[0m'
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exit "${ERR_UNSAFE_CHARACTER}"
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else
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printf '%s' "${input}"
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fi
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}
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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115
lib/cdi_0100_arg/0102_arg_parser.sh
Normal file
115
lib/cdi_0100_arg/0102_arg_parser.sh
Normal file
@@ -0,0 +1,115 @@
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#!/bin/bash
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# SPDX-Version: 3.0
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# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
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# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.git
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||||
# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
|
||||
# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
|
||||
# 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.installer
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# SPDX-Security-Contact: security@coresecret.eu
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guard_sourcing
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#######################################
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# Argument Parser
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# Globals:
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# VAR_DEFAULT_LOG_LEVEL
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# VAR_AUTO_INSTALL
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# VAR_IN_DIALOG_WR
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# VAR_PRIORITY
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# VAR_REIONICE_CLASS
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# VAR_REIONICE_PRIORITY
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# Arguments:
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# None
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#######################################
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arg_parser() {
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while [[ $# -gt 0 ]]; do
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declare argument="${1}"
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case "${argument,,}" in
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-a | --autoinstall)
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if [[ -n "${2}" && "${2}" != -* ]]; then arg_mismatch "--autoinstall MUST NOT be followed by an argument."; fi
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shift 1
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;;
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-c | --contact)
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if [[ -n "${2}" && "${2}" != -* ]]; then arg_mismatch "--contact MUST NOT be followed by an argument."; fi
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shift 1
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;;
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-d | --debug)
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shift 1
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while [[ $# -gt 0 && ! "$1" =~ ^- ]]; do
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shift 1
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done
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;;
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-h | --help)
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if [[ -n "${2}" && "${2}" != -* ]]; then arg_mismatch "--help MUST NOT be followed by an argument."; fi
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shift 1
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;;
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-l | --log)
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case "${2,,}" in
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debug|info|notice|warn|error|critical|fatal|emergency) declare -gx VAR_DEFAULT_LOG_LEVEL="$2"; shift 2 ;;
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*)
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if [[ "${VAR_AUTO_INSTALL}" == "false" && "${VAR_IN_DIALOG_WR}" == true ]]; then dialog_box_cleaner; fi
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usage
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;;
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esac
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;;
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-v | --version)
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if [[ -n "${2}" && "${2}" != -* ]]; then arg_mismatch "--version MUST NOT be followed by an argument."; fi
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shift 1
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;;
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--renice-priority)
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if [[ -n ${2} && ${2} =~ ^-?[0-9]+$ && ${2} -ge -19 && ${2} -le 19 ]]; then
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VAR_PRIORITY="${2}"
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shift 2
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else
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arg_mismatch "--renice-priority MUST be an integer between '-19' and '19'."
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fi
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;;
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--reionice-priority)
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if [[ -z "${2}" ]]; then
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arg_mismatch "--reionice-priority no values provided."
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else
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if [[ "${2}" =~ ^[1-3]$ ]]; then
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VAR_REIONICE_CLASS="${2}"
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if [[ -z "${3}" ]]; then
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:
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else
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if [[ "${3}" =~ ^[0-7]$ ]]; then
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VAR_REIONICE_PRIORITY="${3}"
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else
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arg_mismatch "--reionice-priority PRIORITY MUST be an integer between '0' and '7'."
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fi
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fi
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else
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arg_mismatch "--reionice-priority CLASS MUST be an integer between '1' and '3'."
|
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fi
|
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fi
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if [[ -n ${VAR_REIONICE_PRIORITY} ]]; then
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shift 3
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else
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shift 2
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||||
fi
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||||
;;
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|
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*)
|
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if [[ "${VAR_AUTO_INSTALL}" == "false" && "${VAR_IN_DIALOG_WR}" == "box" ]]; then
|
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dialog_box_cleaner
|
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elif [[ "${VAR_AUTO_INSTALL}" == "false" && "${VAR_IN_DIALOG_WR}" == "gauge" ]]; then
|
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dialog_gauge_cleaner
|
||||
fi
|
||||
usage
|
||||
;;
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esac
|
||||
done
|
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}
|
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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43
lib/cdi_0100_arg/0103_arg_priority_check.sh
Normal file
43
lib/cdi_0100_arg/0103_arg_priority_check.sh
Normal file
@@ -0,0 +1,43 @@
|
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#!/bin/bash
|
||||
# SPDX-Version: 3.0
|
||||
# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
|
||||
# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.git
|
||||
# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
|
||||
# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
|
||||
# SPDX-FileType: SOURCE
|
||||
# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
|
||||
# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
|
||||
# SPDX-PackageName: CISS.debian.installer
|
||||
# SPDX-Security-Contact: security@coresecret.eu
|
||||
|
||||
guard_sourcing
|
||||
|
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#######################################
|
||||
# Check and setup Script Priorities
|
||||
# Globals:
|
||||
# GRE
|
||||
# RES
|
||||
# NL
|
||||
# VAR_PRIORITY
|
||||
# VAR_REIONICE_CLASS
|
||||
# VAR_REIONICE_PRIORITY
|
||||
# Arguments:
|
||||
# None
|
||||
#######################################
|
||||
arg_priority_check() {
|
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declare var
|
||||
### Check if nice PRIORITY is set and adjust nice priority.
|
||||
if [[ -n "${VAR_PRIORITY}" ]]; then
|
||||
renice "${VAR_PRIORITY}" -p "$$" > /dev/null 2>&1
|
||||
var=$(ps -o ni= -p $$) > /dev/null 2>&1
|
||||
do_log "info" "file_only" "0103() New renice value: '${var}'."
|
||||
fi
|
||||
|
||||
### Check if ionice PRIORITY is set and adjust ionice priority.
|
||||
if [[ -n "${VAR_REIONICE_CLASS}" ]]; then
|
||||
ionice -c"${VAR_REIONICE_CLASS}" -n"${VAR_REIONICE_PRIORITY}" -p "$$"
|
||||
var=$(ionice -p $$) > /dev/null 2>&1
|
||||
do_log "info" "file_only" "0103() New ionice value: '${var}'."
|
||||
fi
|
||||
}
|
||||
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
|
||||
84
lib/cdi_0100_arg/0104_arg_passphrase_modules.sh
Normal file
84
lib/cdi_0100_arg/0104_arg_passphrase_modules.sh
Normal file
@@ -0,0 +1,84 @@
|
||||
#!/bin/bash
|
||||
# SPDX-Version: 3.0
|
||||
# SPDX-CreationInfo: 2025-06-17; WEIDNER, Marc S.; <msw@coresecret.dev>
|
||||
# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.installer.git
|
||||
# SPDX-FileContributor: WEIDNER, Marc S.; Centurion Intelligence Consulting Agency
|
||||
# SPDX-FileCopyrightText: 2024-2025; WEIDNER, Marc S.; <msw@coresecret.dev>
|
||||
# SPDX-FileType: SOURCE
|
||||
# SPDX-License-Identifier: EUPL-1.2 OR LicenseRef-CCLA-1.0
|
||||
# SPDX-LicenseComment: This file is part of the CISS.debian.installer.secure framework.
|
||||
# SPDX-PackageName: CISS.debian.installer
|
||||
# SPDX-Security-Contact: security@coresecret.eu
|
||||
|
||||
guard_sourcing
|
||||
|
||||
#######################################
|
||||
# Generates salt.
|
||||
# Globals:
|
||||
# ERR_GENERATE_SALT
|
||||
# NL
|
||||
# Arguments:
|
||||
# None
|
||||
# Returns:
|
||||
# 0: on success
|
||||
# ERR_GENERATE_SALT
|
||||
#######################################
|
||||
generate_salt() {
|
||||
declare var_salt=""
|
||||
while :; do
|
||||
# shellcheck disable=SC2312
|
||||
var_salt=$(head -c 12 /dev/random | base64 | tr -dc 'A-Za-z0-9' | head -c 16) || return "${ERR_GENERATE_SALT}"
|
||||
[[ ${#var_salt} -eq 16 ]] && break
|
||||
done
|
||||
printf '%s%b' "${var_salt}" "${NL}"
|
||||
return 0
|
||||
}
|
||||
|
||||
#######################################
|
||||
# Reads and validates a secure one-line password file.
|
||||
# Globals:
|
||||
# ERR_READ_PASS_FILE
|
||||
# VAR_DEBUG_TRACE
|
||||
# Arguments:
|
||||
# 1: Path to password file
|
||||
# 2: Name of target variable (via nameref)
|
||||
# Returns:
|
||||
# 0: on success
|
||||
# ERR_READ_PASS_FILE
|
||||
#######################################
|
||||
read_password_file() {
|
||||
declare -r var_input_file="${1}"
|
||||
declare -n var_output_file="${2}"
|
||||
declare -a lines=()
|
||||
|
||||
### No tracing for security reasons
|
||||
[[ "${VAR_DEBUG_TRACE,,}" == "true" ]] && set +x
|
||||
if [[ ! -f "${var_input_file}" ]]; then
|
||||
do_log "fatal" "file_only" "0104() Password file '${var_input_file}' not found."
|
||||
return "${ERR_READ_PASS_FILE}"
|
||||
fi
|
||||
|
||||
mapfile -t lines < "${var_input_file}"
|
||||
|
||||
if (( ${#lines[@]} != 1 )); then
|
||||
do_log "fatal" "file_only" "0104() Password file '${var_input_file}' MUST contain exactly one line."
|
||||
return "${ERR_READ_PASS_FILE}"
|
||||
fi
|
||||
|
||||
var_output_file="${lines[0]}"
|
||||
### Trim leading and trailing whitespace.
|
||||
var_output_file="${var_output_file#"${var_output_file%%[![:space:]]*}"}" ### leading
|
||||
var_output_file="${var_output_file%"${var_output_file##*[![:space:]]}"}" ### trailing
|
||||
|
||||
if [[ -z "${var_output_file}" ]]; then
|
||||
do_log "fatal" "file_only" "0104() Password file '${var_input_file}' contains only whitespace."
|
||||
return "${ERR_READ_PASS_FILE}"
|
||||
fi
|
||||
|
||||
### Turn on tracing again
|
||||
[[ "${VAR_DEBUG_TRACE,,}" == "true" ]] && set -x
|
||||
|
||||
unset lines
|
||||
return 0
|
||||
}
|
||||
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
|
||||
67
lib/cdi_0100_arg/0105_arg_nuke_converter.sh
Normal file
67
lib/cdi_0100_arg/0105_arg_nuke_converter.sh
Normal file
@@ -0,0 +1,67 @@
|
||||
#!/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
|
||||
|
||||
#######################################
|
||||
# Generates 'nuke=HASH' Bootparameter.
|
||||
# Globals:
|
||||
# DIR_CNF
|
||||
# ERR_READ_NUKE_FILE
|
||||
# VAR_DEBUG_TRACE
|
||||
# VAR_NUKE_HASH
|
||||
# Arguments:
|
||||
# None
|
||||
# Returns:
|
||||
# 0: on success
|
||||
# ERR_READ_NUKE_FILE
|
||||
#######################################
|
||||
nuke_passphrase() {
|
||||
declare -r var_nuke_pwd_file="${DIR_CNF}/password_luks_nuke.txt"
|
||||
declare var_temp_nuke_hash="" var_temp_plain_nuke_pwd="" var_salt=""
|
||||
|
||||
### No tracing for security reasons
|
||||
[[ "${VAR_DEBUG_TRACE,,}" == "true" ]] && set +x
|
||||
if ! read_password_file "${var_nuke_pwd_file}" var_temp_plain_nuke_pwd; then
|
||||
return "${ERR_READ_NUKE_FILE}"
|
||||
fi
|
||||
### Turn on tracing again
|
||||
[[ "${VAR_DEBUG_TRACE,,}" == "true" ]] && set -x
|
||||
|
||||
if ! var_salt="$(generate_salt)"; then
|
||||
return "${ERR_GENERATE_SALT}"
|
||||
fi
|
||||
|
||||
### No tracing for security reasons
|
||||
[[ "${VAR_DEBUG_TRACE,,}" == "true" ]] && set +x
|
||||
var_temp_nuke_hash=$(mkpasswd --method=sha-512 --salt="${var_salt}" --rounds=8388608 "${var_temp_plain_nuke_pwd}")
|
||||
### Turn on tracing again
|
||||
[[ "${VAR_DEBUG_TRACE,,}" == "true" ]] && set -x
|
||||
|
||||
declare -grx VAR_NUKE_HASH="${var_temp_nuke_hash}"
|
||||
unset var_temp_nuke_hash var_temp_plain_nuke_pwd
|
||||
|
||||
do_log "debug" "file_only" "0105() NUKE hash starts with: ${VAR_NUKE_HASH:0:32}..."
|
||||
|
||||
sync
|
||||
if shred -vfzu -n 5 "${var_nuke_pwd_file}" > /dev/null 2>&1; then
|
||||
do_log "info" "file_only" "0105() Password file '${var_nuke_pwd_file}': shred -vfzu -n 5 >> done."
|
||||
else
|
||||
do_log "warn" "file_only" "0105() Password file '${var_nuke_pwd_file}': shred -vfzu -n 5 >> NOT successful."
|
||||
fi
|
||||
sync
|
||||
|
||||
do_log "info" "file_only" "0105() Nuke Hash generated."
|
||||
return 0
|
||||
}
|
||||
|
||||
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
|
||||
Reference in New Issue
Block a user