Marc S. Weidner
9d0b38ba93
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🛡️ Shell Script Linting / 🛡️ Shell Script Linting (push) Successful in 1m58s
Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
243 lines
10 KiB
Bash
243 lines
10 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.debian.installer.secure 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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guard_sourcing
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#######################################
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# Copy pre-debootstrap-environment logs into target system.
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# Globals:
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# DIR_LOG
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# TARGET
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# Arguments:
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# None
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#######################################
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copy_logs() {
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cp -af "${DIR_LOG}"/* "${TARGET}/root/.ciss/cdi/log/pre-env"
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}
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### Prevents accidental 'unset -f'.
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# shellcheck disable=SC2034
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readonly -f copy_logs
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#######################################
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# Trap function to be called on 'EXIT'.
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# Handles also Errors like unbound variables, as they are not caught by Trap on 'ERR'.
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# Globals:
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# VAR_LAST_CMD
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# __preexec_invoke
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# Arguments:
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# 1: "$?"
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# 2: "${BASH_SOURCE[0]}"
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# 3: "${LINENO}"
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# 4: "${FUNCNAME[0]:-main}"
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# 5: "${BASH_COMMAND}"
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#######################################
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trap_exit() {
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declare -r var_exit_code="$1"
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declare -r var_exit_scrt="$2"
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declare -r var_exit_line="$3"
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declare -r var_exit_func="$4"
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declare -r var_exit_cmmd="$5"
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trap - DEBUG ERR EXIT INT TERM
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### Defensive shell behavior inside trap.
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set +e +o pipefail
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if [[ -n "${__preexec_invoke:-}" ]]; then
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debug_trap_logger "${var_exit_code}" "${VAR_LAST_CMD}"
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unset __preexec_invoke
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fi
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if (( var_exit_code == 0 )); then
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copy_logs
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trap_exit_zero "${var_exit_code}"
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else
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trap_exit_non_zero "${var_exit_code}" "${var_exit_scrt}" "${var_exit_line}" "${var_exit_func}" "${var_exit_cmmd}"
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fi
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}
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### Prevents accidental 'unset -f'.
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# shellcheck disable=SC2034
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readonly -f trap_exit
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#######################################
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# Trap on Exit Handler for '0' Exit-Code.
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# Globals:
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# GRE
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# LOG_DBG
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# LOG_TRC
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# LOG_VAR
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# MAG
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# NL
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# RES
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# VAR_DEBUG_TRACE
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# VAR_DEBUG_TRAP
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# VAR_SCRIPT_RUNTIME
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# VAR_SCRIPT_SUCCESS
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# Arguments:
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# 1: "$?" passed through by trap_exit()
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#######################################
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trap_exit_zero() {
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declare -r var_trap_exit_zero_code="$1"
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if [[ "${VAR_DEBUG_TRACE}" == "true" || "${VAR_DEBUG_TRAP}" == "true" ]]; then dump_vars_exiting; fi
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clean_up "${var_trap_exit_zero_code}"
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calculate_runtime
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if [[ "${VAR_SCRIPT_SUCCESS}" == "true" ]]; then
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printf "%b" "${NL}"
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printf "%b✅ CISS.debian.installer Script successful. %b%b" "${GRE}" "${RES}" "${NL}"
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printf "%b✅ Git Commit : [%s] %b%b" "${GRE}" "${VAR_GIT_REL}" "${RES}" "${NL}"
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printf "%b✅ Version : [%s] %b%b" "${GRE}" "${VAR_VERSION}" "${RES}" "${NL}"
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printf "%b✅ Hostsystem : [%s] %b%b" "${GRE}" "${VAR_SYSTEM}" "${RES}" "${NL}"
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printf "%b✅ Bash : [%s] %b%b" "${GRE}" "${VAR_BASH_VER}" "${RES}" "${NL}"
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printf "%b✅ Debootstrap : [%s] %b%b" "${GRE}" "${VAR_DS_VER}" "${RES}" "${NL}"
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printf "%b✅ Exited with Status : [%s] %b%b" "${GRE}" "${var_trap_exit_zero_code}" "${RES}" "${NL}"
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printf "%b✅ Script Runtime : [%s] %b%b" "${GRE}" "${VAR_SCRIPT_RUNTIME}" "${RES}" "${NL}"
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printf "%b" "${NL}"
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if [[ "${VAR_DEBUG_TRACE}" == "true" || "${VAR_DEBUG_TRAP}" == "true" ]]; then
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printf "%b✅ Vars Dump saved at : %s %b%b" "${GRE}" "${LOG_VAR}" "${RES}" "${NL}"
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printf "%b✅ batcat --pager='less -r' %s %b%b" "${GRE}" "${LOG_VAR}" "${RES}" "${NL}"
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fi
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if [[ "${VAR_DEBUG_TRAP}" == "true" ]]; then
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printf "%b✅ DEBUG Log saved at : %s %b%b" "${GRE}" "${LOG_DBG}" "${RES}" "${NL}"
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printf "%b✅ batcat --pager='less -r' %s %b%b" "${GRE}" "${LOG_DBG}" "${RES}" "${NL}"
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fi
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if [[ "${VAR_DEBUG_TRACE}" == "true" ]]; then
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printf "%b✅ TRACE Log saved at : %s %b%b" "${GRE}" "${LOG_TRC}" "${RES}" "${NL}"
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printf "%b✅ batcat --pager='less -r' %s %b%b" "${GRE}" "${LOG_TRC}" "${RES}" "${NL}"
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fi
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printf "%b" "${NL}"
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printf "%b💷 Please consider donating to my work at: %b%b" "${MAG}" "${RES}" "${NL}"
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printf "%b🔗 https://coresecret.eu/spenden/ %b%b" "${MAG}" "${RES}" "${NL}"
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printf "%b" "${NL}"
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fi
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exit "${var_trap_exit_zero_code}"
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}
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### Prevents accidental 'unset -f'.
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# shellcheck disable=SC2034
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readonly -f trap_exit_zero
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#######################################
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# Trap on Exit Handler for 'Non-0' Exit-Code.
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# Globals:
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# BASHOPTS
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# BASH_VERSINFO
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# EPOCHREALTIME
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# ERRTRAP
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# EUID
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# HOSTNAME
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# LOG_DBG
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# LOG_EXT
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# LOG_TRC
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# LOG_VAR
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# NL
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# RED
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# RES
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# SHELLOPTS
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# UID
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# VAR_ARG_SANITIZED
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# VAR_DEBUG_TRACE
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# VAR_DEBUG_TRAP
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# VAR_GIT_REL
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# VAR_IN_DIALOG_WR
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# VAR_PARAM_COUNT
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# VAR_PARAM_STRNG
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# VAR_RESOURCES
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# VAR_SCRIPT_RUNTIME
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# VAR_SYSTEM
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# VAR_VERSION
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# Arguments:
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# 1: "$?" passed through by trap_exit()
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# 2: "${BASH_SOURCE[0]}" passed through by trap_exit()
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# 3: "${LINENO}" passed through by trap_exit()
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# 4: "${FUNCNAME[0]:-main}" passed through by trap_exit()
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# 5: "${BASH_COMMAND}" passed through by trap_exit()
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#######################################
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trap_exit_non_zero() {
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declare -r var_code="$1"
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declare -r var_scrt="$2"
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declare -r var_line="$3"
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declare -r var_func="$4"
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declare -r var_cmmd="$5"
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clean_up "${var_code}"
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if [[ "${ERRTRAP}" == "false" ]]; then
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declare VAR_HEADROOM=$(( $(getconf ARG_MAX) - $(printenv -0 | wc -c) - 4096 ))
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if [[ "${VAR_DEBUG_TRACE}" == "true" || "${VAR_DEBUG_TRAP}" == "true" ]]; then dump_vars_exiting; fi
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# shellcheck disable=SC2249
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case "${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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text ) dialog_text_cleaner ;;
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esac
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calculate_runtime
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printf "%b❌ Trap on 'EXIT' : CISS.debian.installer Script failed. %b%b" "${RED}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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if [[ "${var_code}" != 251 ]]; then
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printf "%b❌ : This was most probably caused by an unbound variable. %b%b" "${RED}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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else
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printf "%b❌ : This was caused by an INT being caught. %b%b" "${RED}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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fi
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printf "%b❌ GIT Commit : %s %b%b" "${RED}" "${VAR_GIT_REL}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Version : %s %b%b" "${RED}" "${VAR_VERSION}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Epoch : %s %b%b" "${RED}" "${EPOCHREALTIME}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Bash MAJ Release : %s %b%b" "${RED}" "${BASH_VERSINFO[0]}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Bash MIN Version : %s %b%b" "${RED}" "${BASH_VERSINFO[1]}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Bash Patch Level : %s %b%b" "${RED}" "${BASH_VERSINFO[2]}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ UID : %s %b%b" "${RED}" "${UID}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ EUID : %s %b%b" "${RED}" "${EUID}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Hostname : %s %b%b" "${RED}" "${HOSTNAME}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Hostsystem : %s %b%b" "${RED}" "${VAR_SYSTEM}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Error : %s %b%b" "${RED}" "${var_code}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Line : %s %b%b" "${RED}" "${var_line}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Script : %s %b%b" "${RED}" "${var_scrt}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Function : %s %b%b" "${RED}" "${var_func}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Command : %s %b%b" "${RED}" "${var_cmmd}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Script PID : %s %b%b" "${RED}" "${$}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Script Runtime : %s %b%b" "${RED}" "${VAR_SCRIPT_RUNTIME}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ System Resources : %s %b%b" "${RED}" "${VAR_RESOURCES}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Approx. Stack Headroom : %s %b%b" "${RED}" "${VAR_HEADROOM}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Arguments Counter : %s %b%b" "${RED}" "${VAR_PARAM_COUNT}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Arguments Original : %s %b%b" "${RED}" "${VAR_PARAM_STRNG}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Arguments Sanitized : %s %b%b" "${RED}" "${VAR_ARG_SANITIZED}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ BASHOPTS : %s %b%b" "${RED}" "${BASHOPTS}" "${RES}" "${NL}" >> "${LOG_EXT}"
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printf "%b❌ SHELLOPTS : %s %b%b" "${RED}" "${SHELLOPTS}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ Error Log saved at : %s %b%b" "${RED}" "${LOG_EXT}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ batcat --pager='less -r' %s %b%b" "${RED}" "${LOG_EXT}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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if [[ "${VAR_DEBUG_TRACE}" == "true" || "${VAR_DEBUG_TRAP}" == "true" ]]; then
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printf "%b❌ Vars Dump saved at : %s %b%b" "${RED}" "${LOG_VAR}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ batcat --pager='less -r' %s %b%b" "${RED}" "${LOG_VAR}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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fi
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if [[ "${VAR_DEBUG_TRAP}" == "true" ]]; then
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printf "%b❌ Debug Log saved at : %s %b%b" "${RED}" "${LOG_DBG}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ batcat --pager='less -r' %s %b%b" "${RED}" "${LOG_DBG}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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fi
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if [[ "${VAR_DEBUG_TRACE}" == "true" ]]; then
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printf "%b❌ Trace Log saved at : %s %b%b" "${RED}" "${LOG_TRC}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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printf "%b❌ batcat --pager='less -r' %s %b%b" "${RED}" "${LOG_TRC}" "${RES}" "${NL}" | tee -a "${LOG_EXT}"
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fi
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print_stacktrace
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fi
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exit "${var_code}"
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}
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### Prevents accidental 'unset -f'.
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# shellcheck disable=SC2034
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readonly -f trap_exit_non_zero
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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