V8.00.000.2025.06.17

Signed-off-by: Marc S. Weidner <msw@coresecret.dev>

lib/cdi_0050_debug/0052_debug_trace.sh

@@ -0,0 +1,44 @@
+#!/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
+
+#######################################
+# Wrapper for XTRACE Debug.
+# Globals:
+#   BASH_XTRACEFD
+#   DIR_LOG
+#   LOG_TRC
+#   PS4
+#   SHELLOPTS
+# Arguments:
+#   None
+#######################################
+debug_trace() {
+  ### Set a verbose PS4 prompt including timestamp, source, line, exit status of previous command, and function name
+  declare -grx PS4='\e[97m+\e[0m\e[96m$(date -u +%Y-%m-%dT%H:%M:%S.%4N%z)\e[0m\e[97m:\e[0m\e[92m[${BASH_SOURCE[0]}:${LINENO}]\e[0m\e[97m|\e[0m\e[93m${?}\e[0m\e[97m>\e[0m\e[95m${FUNCNAME[0]:-main}()\e[0m \e[97m>>\e[0m '
+  # shellcheck disable=SC2155
+  declare -grx LOG_TRC="${DIR_LOG}/ciss_debian_installer_$$_trace.log"
+  ### Generates empty LOG_TRC
+  touch "${LOG_TRC}" && chmod 0600 "${LOG_TRC}"
+  ### Open file descriptor 42 for writing to the debug log
+  exec 42>| "${LOG_TRC}"
+  ### Write Debug Log Header https://www.gnu.org/software/bash/manual/html_node/Bash-Variables
+  debug_trace_header "$#" "$*"
+  ### Tell Bash to send xtrace output to FD 42
+  export BASH_XTRACEFD=42
+  ### Enable inheritable shell options
+  export SHELLOPTS
+  ### Turn on xtrace
+  set -x
+}
+# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh