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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
2025-07-19 23:45:45 +02:00
parent c6c12c4bde
commit 3983b149e6
16 changed files with 666 additions and 107 deletions
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39
lib/0101_arg_sanitizer.sh
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@@ -10,10 +10,12 @@
# SPDX-PackageName: CISS.debian.installer
# SPDX-Security-Contact: security@coresecret.eu
guard_sourcing
#######################################
# Argument Check Wrapper.
# Arguments:
# $1: "$@" of ./setup.sh
# 1: "$@" of ./setup.sh
#######################################
arg_check() {
declare a
@@ -27,10 +29,14 @@ arg_check() {
#######################################
# Function to sanitize a single argument
# Globals:
# C_RED
# C_RES
# ERR_UNSAFE_CHARACTER
# LOG_ERROR
# NL
# VAR_IN_DIALOG_WR
# Arguments:
# $1: Argument to check
# 1: Argument to be sanitized.
#######################################
sanitize_arg() {
declare input="${1}"
@@ -40,18 +46,18 @@ sanitize_arg() {
disallowed_ctrl=$(printf '%s' "${input}" | sed -n 's/[^[:cntrl:]]//gp' | sed $'s/./&\\n/g' \
| while read -r c; do printf "%02X " "'$c"; done)
{
printf "❌ Control character : '%s'. \n" "${disallowed_ctrl}"
printf "❌ in argument : '%s'. \n" "${input}"
printf "❌ Allowed Characters : 'a-z A-Z 0-9 . _ / = [ ] : \" - + space' \n"
printf "\n"
printf "❌ Control character : '%s'. %s" "${disallowed_ctrl}" "${NL}"
printf "❌ in argument : '%s'. %s" "${input}" "${NL}"
printf "❌ Allowed Characters : 'a-z A-Z 0-9 . _ / = [ ] : \" - + space' %s" "${NL}"
printf "%s" "${NL}"
} >> "${LOG_ERROR}"
case "${VAR_IN_DIALOG_WR}" in
box ) dialog_box_cleaner ;;
gauge ) dialog_gauge_cleaner ;;
esac
printf "\e[91m❌ Control character : '%s'. \e[0m\n" "${disallowed_ctrl}" >&2
printf "\e[91m❌ in argument : '%s'. \e[0m\n" "${input}" >&2
printf "\e[91m❌ Allowed Characters : 'a-z A-Z 0-9 . _ / = [ ] : \" - + space' \e[0m\n" >&2
printf "%s❌ Control character : '%s'. %s%s" "${C_RED}" "${disallowed_ctrl}" "${C_RES}" "${NL}" >&2
printf "%s❌ in argument : '%s'. %s%s" "${C_RED}" "${input}" "${C_RES}" "${NL}" >&2
printf "%s❌ Allowed Characters : 'a-z A-Z 0-9 . _ / = [ ] : \" - + space' %s%s" "${C_RED}" "${C_RES}" "${NL}" >&2
# shellcheck disable=SC2162
read -p $'\e[92m✅ Press \'ENTER\' to exit the script ... \e[0m'
exit "${ERR_UNSAFE_CHARACTER}"
@@ -64,18 +70,18 @@ sanitize_arg() {
disallowed=$(printf '%s' "${input}" | tr -d "${allowed}")
if [[ -n ${disallowed} ]]; then
{
printf "❌ Invalid character : '%s'. \n" "${disallowed//?/& }"
printf "❌ in argument : '%s'. \n" "${input}"
printf "❌ Allowed Characters : 'a-z A-Z 0-9 . _ / = [ ] : \" - + space' \n"
printf "\n"
printf "❌ Invalid character : '%s'. %s" "${disallowed//?/& }" "${NL}"
printf "❌ in argument : '%s'. %s" "${input}" "${NL}"
printf "❌ Allowed Characters : 'a-z A-Z 0-9 . _ / = [ ] : \" - + space' %s" "${NL}"
printf "%s" "${NL}"
} >> "${LOG_ERROR}"
case "${VAR_IN_DIALOG_WR}" in
box ) dialog_box_cleaner ;;
gauge ) dialog_gauge_cleaner ;;
esac
printf "\e[91m❌ Invalid character : '%s'. \e[0m\n" "${disallowed//?/& }" >&2
printf "\e[91m❌ in argument : '%s'. \e[0m\n" "${input}" >&2
printf "\e[91m❌ Allowed Characters : 'a-z A-Z 0-9 . _ / = [ ] : \" - + space' \e[0m\n" >&2
printf "%s❌ Invalid character : '%s'. %s%s" "${C_RED}" "${disallowed//?/& }" "${C_RES}" "${NL}" >&2
printf "%s❌ in argument : '%s'. %s%s" "${C_RED}" "${input}" "${C_RES}" "${NL}" >&2
printf "%s❌ Allowed Characters : 'a-z A-Z 0-9 . _ / = [ ] : \" - + space' %s%s" "${C_RED}" "${C_RES}" "${NL}" >&2
# shellcheck disable=SC2162
read -p $'\e[92m✅ Press \'ENTER\' to exit the script ... \e[0m'
exit "${ERR_UNSAFE_CHARACTER}"
@@ -83,5 +89,4 @@ sanitize_arg() {
printf '%s' "${input}"
fi
}
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh