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CISS.debian.live.builder/lib/lib_helper_ip.sh
2025-06-05 22:14:09 +02:00

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#!/bin/bash
# SPDX-Version: 3.0
# SPDX-CreationInfo: 2025-05-05; WEIDNER, Marc S.; <msw@coresecret.dev>
# SPDX-ExternalRef: GIT https://git.coresecret.dev/msw/CISS.debian.live.builder.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.hardened.installer framework.
# SPDX-PackageName: CISS.debian.live.builder
# SPDX-Security-Contact: security@coresecret.eu
#######################################
# IP Notation cleaner for pure IP output only
# Globals:
# ARY_HANDLER_JUMPHOST
# ARY_HANDLER_JUMPHOST_UNIQUE
# Arguments:
# None
#######################################
clean_ip() {
declare host
declare stripped
for host in "${ARY_HANDLER_JUMPHOST[@]}"; do
# Remove leading '[' and trailing ']'
stripped="${host#\[}"
stripped="${stripped%\]}"
# Skip if it contains a slash (CIDR range)
if [[ ${stripped} == */* ]]; then
continue
fi
# Directly append, no duplicate check
declare -ga ARY_HANDLER_JUMPHOST_UNIQUE+=("${stripped}")
done
}
# vim: number et ts=2 sw=2 sts=2 ai tw=128 ft=sh