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#!/bin/bash
# Copyright (C) 2025 Mike Gabriel <mike.gabriel@das-netzwerkteam.de>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
if [ $(id -u) -gt 0 ]; then
echo "ERROR: This script has to run as super-user root."
exit 1
fi
usage() {
echo "$(basename ${0}) [-t|--today] [--exclude=<regexp>] [--include=<regexp>]"
exit 1
}
for arg in "$@"; do
case "${arg}" in
-t|--today)
TODAY=true
;;
--exclude=*)
EXCLUDE="${arg#*=}"
;;
--include=*)
INCLUDE="${arg#*=}"
;;
--include|--exclude)
# options used in wrong way
usage
;;
*)
# unknown option
usage
;;
esac
done
TMPFILE=$(mktemp)
if [[ ! $TODAY ]]; then
ls /var/log/puppetserver/puppetserver-access-*.log.gz | sort | while read file; do
zcat $file >> "${TMPFILE}"
done
fi
cat /var/log/puppetserver/puppetserver-access.log >> "${TMPFILE}"
iplist_with_puppeterrors=$(cat ${TMPFILE} | grep -v ' 200 ' | awk '{ print $1 }' | sort | uniq)
for ip in ${iplist_with_puppeterrors}; do
fqdn=$(dig +short -x "${ip}" | sed -e "s/.\$//g")
if [ "${fqdn}" = "${HOSTNAME}" ]; then
continue
fi
if [[ -n "${INCLUDE}" ]] && ! echo "${ip} ${fqdn}" | grep -q -E "${INCLUDE}"; then
continue
fi
if [[ -n "${EXCLUDE}" ]] && ! echo "${ip} ${fqdn}" | grep -v -q -E "${EXCLUDE}"; then
continue
fi
if [[ -n "$fqdn" ]]; then
echo -e "$fqdn\t-\t$ip"
else
echo -e "(unknown)\t-\t$ip"
fi
done
rm "${TMPFILE}"
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