check_apt_cacher_ng

Initial commit
Benjamin Renard

Benjamin Renard commited on 2015-06-30 14:43:45
Showing 2 changed files, with 151 additions and 0 deletions.

README
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+Nagios plugin to check Apt-cacher-NG status
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+===========================================
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+
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+Usage
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+-----
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+
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+  Usage : check_apt_cacher_ng [-H hostaddress] [-p port] [-Pdh]
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+
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+    -H hostaddress	Specify apt-cacher-ng host address (default=127.0.0.1)
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+    -p post		Specify apt-cacher-ng TCP port (default=3142)
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+    -P			Include performance data
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+    -d			Enable debug mode
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+    -h			Show this help message
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+
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+Requirements
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+------------
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+
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+ - html2text
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+ - sed
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+ - egrep
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+ - tail
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+ - awk
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+
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+Copyright
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+---------
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+
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+Copyright (c) 2015 Benjamin Renard
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+
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+License
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+-------
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+
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+This program is free software; you can redistribute it and/or
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+modify it under the terms of the GNU General Public License version 2
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+as published by the Free Software Foundation.
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+
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+This program is distributed in the hope that it will be useful,
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+but WITHOUT ANY WARRANTY; without even the implied warranty of
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+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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+GNU General Public License for more details.
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+
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+You should have received a copy of the GNU General Public License
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+along with this program; if not, write to the Free Software
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+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
check-apt-cacher-ng
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+#!/bin/bash
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+
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+HOST=127.0.0.1
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+PORT=3142
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+DO_PERFDATA=0
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+DEBUG=0
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+
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+function usage() {
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+cat << EOF
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+Usage : check_apt_cacher_ng [-H hostaddress] [-p port] [-Pdh]
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+
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+  -H hostaddress	Specify apt-cacher-ng host address (default=127.0.0.1)
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+  -p post		Specify apt-cacher-ng TCP port (default=3142)
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+  -P			Include performance data
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+  -d			Enable debug mode
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+  -h			Show this help message
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+EOF
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+}
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+
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+while getopts "H:p:Pdh" OPTION
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+do
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+	case $OPTION in
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+		H)
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+			HOST=$OPTARG
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+		;;
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+		p)
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+			PORT=$OPTARG
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+		;;
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+		P)
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+			DO_PERFDATA=1
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+		;;
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+		d)
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+			DEBUG=1
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+		;;
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+		h)
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+			usage
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+			exit 0
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+		;;
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+		\?)
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+			echo "Invalid option: -$OPTARG" >&2
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+			usage
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+			exit 1
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+		;;
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+		:)
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+			echo "Option -$OPTARG requires an argument." >&2
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+			usage
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+			exit 1
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+		;;
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+	esac
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+done
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+
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+function debug() {
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+	[ $DEBUG -eq 1 ] && echo "[DEBUG] $1"
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+}
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+
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+html2text -version > /dev/null 2>&1
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+if [ $? -ne 0 ]
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+then
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+	echo "UNKNOWN : html2text command not found"
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+	exit 3
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+fi
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+
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+debug "Get apt-cacher-ng stats from $HOST:$PORT"
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+stats=$( wget -q -O - http://$HOST:$PORT/acng-report.html?doCount=Count+Data#top )
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+
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+if [ $? -ne 0 ]
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+then
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+	echo "CRITICAL : Fail to connect to apt-cacher-ng"
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+	exit 2
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+fi
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+
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+stats_line=$( echo -e "$stats"|html2text -width 300|grep '^ *Period' -A 2|tail -n 1 )
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+if [ -z "$stats_line" ]
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+then
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+	echo "WARNING : Fail to parse apt-cacher-ng stats page"
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+	exit 1
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+fi
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+
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+if [ $DO_PERFDATA -eq 1 ]
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+then
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+	cache_req_hits_count=$( echo -e "$stats_line"|awk '{print $6}'|sed 's/^[^0-9]*//' )
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+	cache_req_hits_per=$( echo -e "$stats_line"|cut -d '(' -f 2|cut -d')' -f 1|sed 's/^[^0-9]*//' )
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+	cache_req_misses_count=$( echo -e "$stats_line"|awk '{print $8}'|sed 's/^[^0-9]*//' )
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+	cache_req_misses_per=$( echo -e "$stats_line"|cut -d '(' -f 3|cut -d')' -f 1|sed 's/^[^0-9]*//' )
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+	cache_req_total_count=$( echo -e "$stats_line"|awk '{print $10}'|sed 's/^[^0-9]*//' )
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+
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+	cache_data_hits_count=$( echo -e "$stats_line"|awk '{print $11$12}'|sed 's/^[^0-9]*//' )
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+	cache_data_hits_per=$( echo -e "$stats_line"|cut -d '(' -f 4|cut -d')' -f 1|sed 's/^[^0-9]*//' )
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+	cache_data_misses_count=$( echo -e "$stats_line"|awk '{print $14$15}'|sed 's/^[^0-9]*//' )
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+	cache_data_misses_per=$( echo -e "$stats_line"|cut -d '(' -f 4|cut -d')' -f 1|sed 's/^[^0-9]*//' )
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+	cache_data_total_count=$( echo -e "$stats_line"|awk '{print $17$18}'|sed 's/^[^0-9]*//' )
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+
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+	PERF_DATA="|cache_req_hits_count=$cache_req_hits_count"
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+	PERF_DATA="$PERF_DATA,cache_req_hits_per=$cache_req_hits_per"
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+	PERF_DATA="$PERF_DATA,cache_req_misses_count=$cache_req_misses_count"
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+	PERF_DATA="$PERF_DATA,cache_req_misses_per=$cache_req_misses_per"
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+	PERF_DATA="$PERF_DATA,cache_req_total_count=$cache_req_total_count"
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+	PERF_DATA="$PERF_DATA,cache_data_hits_count=$cache_data_hits_count"
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+	PERF_DATA="$PERF_DATA,cache_data_hits_per=$cache_data_hits_per"
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+	PERF_DATA="$PERF_DATA,cache_data_misses_count=$cache_data_misses_count"
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+	PERF_DATA="$PERF_DATA,cache_data_misses_per=$cache_data_misses_per"
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+	PERF_DATA="$PERF_DATA,cache_data_total_count=$cache_data_total_count"
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+else
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+	PERF_DATA=""
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+fi
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+
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+echo "OK - Apt-cacher-ng is running$PERF_DATA"
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+exit 0
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