Marc S. Weidner
dcd3680077
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
84 lines
2.3 KiB
Bash
84 lines
2.3 KiB
Bash
#!/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 || return "${ERR_GUARD_SOURCE}"
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#######################################
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# Check for DEBUG mode.
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# Globals:
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# LOG_VAR
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# VAR_DEBUG_TRACE
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# VAR_DEBUG_TRAP
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# Arguments:
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# None
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#######################################
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pre_scan_debug() {
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declare -a args=("$@")
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declare -i dbg_index=-1 dbg_count=0 i=0 j=0
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for i in "${!args[@]}"; do
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if [[ "${args[i]}" == "-d" || "${args[i]}" == "--debug" ]]; then
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dbg_index=${i}
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declare -grx LOG_VAR="${DIR_LOG}/ciss_debian_installer_$$_var.log"
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touch "${LOG_VAR}" && chmod 0600 "${LOG_VAR}"
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# shellcheck disable=SC2155
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declare -gx VAR_DUMP_VARS_INITIAL=$(mktemp var_dump_vars_initial.XXXXXXXX)
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VAR_DUMP_VARS_INITIAL=$(readlink -f "${VAR_DUMP_VARS_INITIAL}")
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# shellcheck disable=SC2155
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declare -gx VAR_DUMP_VARS_FINAL=$(mktemp var_dump_vars_final.XXXXXXXX)
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VAR_DUMP_VARS_FINAL=$(readlink -f "${VAR_DUMP_VARS_FINAL}")
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dump_vars_initial
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break
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fi
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done
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if (( dbg_index >= 0 )); then
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for (( j=dbg_index+1; j<${#args[@]} && dbg_count<2; j++ )); do
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[[ "${args[j]}" =~ ^- ]] && break
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case "${args[j],,}" in
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xtrace)
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declare -gx VAR_DEBUG_TRACE="true"
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debug_trace "$@"
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;;
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trap)
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declare -gx VAR_DEBUG_TRAP="true"
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initialize_debug_trap
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trap 'debug_trap' DEBUG
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;;
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*)
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arg_mismatch "Invalid debug option: '${args[j]}'." ;;
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esac
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dbg_count=$(( dbg_count + 1 ))
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done
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if (( dbg_count == 0 )); then arg_mismatch "--debug MUST NOT be empty."; fi
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if (( dbg_count > 2 )); then arg_mismatch "--debug accepts at most two options (XTRACE, TRAP)."; fi
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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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