1 files changed, 84 insertions, 0 deletions
diff --git a/sbin/itzks-puppetserver-detect-broken-hosts b/sbin/itzks-puppetserver-detect-broken-hosts
new file mode 100755
index 0000000..ad13ea7
--- /dev/null
+++ b/sbin/itzks-puppetserver-detect-broken-hosts
@@ -0,0 +1,84 @@
+#!/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}"