Marc S. Weidner
60374476ab
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Signed-off-by: Marc S. Weidner <msw@coresecret.dev>
69 lines
2.0 KiB
Bash
69 lines
2.0 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: LicenseRef-CNCL-1.1 OR LicenseRef-CCLA-1.1
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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 || return "${ERR_GUARD_SRCE}"
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#######################################
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# Set up a gauge Dialog Wrapper.
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# Globals:
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# PID_BOOT_SCREEN
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# PIPE_BOOT_SCREEN
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# Arguments:
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# None
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# Returns:
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# 0: on success
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#######################################
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boot_screen() {
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clear
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declare -gr PIPE_BOOT_SCREEN="/tmp/progress.fifo"
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[[ -p "${PIPE_BOOT_SCREEN}" ]] || mkfifo "${PIPE_BOOT_SCREEN}"
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setsid dialog --no-collapse \
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--ascii-lines \
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--keep-tite \
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--title "CISS.debian.live.builder" \
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--gauge "Starting initialization..." \
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10 70 0 \
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< "${PIPE_BOOT_SCREEN}" &
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declare -gr PID_BOOT_SCREEN="$!"
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exec 3> "${PIPE_BOOT_SCREEN}"
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return 0
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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 boot_screen
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#######################################
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# Boot Screen Terminal Cleaner
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# Globals:
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# PID_BOOT_SCREEN
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# PIPE_BOOT_SCREEN
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# Arguments:
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# None
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# Returns:
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# 0: on success
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#######################################
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boot_screen_cleaner() {
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exec 3>&-
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kill -TERM -- -"${PID_BOOT_SCREEN}" 2>/dev/null || true
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wait "${PID_BOOT_SCREEN}" 2>/dev/null || true
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rm -f "${PIPE_BOOT_SCREEN}"
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clean_screen
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sleep 1
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return 0
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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 boot_screen_cleaner
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# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh
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