Munin plugin ping

munin pluginas skirtas monitorinti keleta hostų (ICMP ping).

Konfigūracija /etc/munin/plugin-conf.d/ping_

[ping_]
env.host www.google.com 192.168.1.1 ir t.t.

Scriptas /etc/munin/plugins/ping_

#!/bin/sh
#
# Copyright (C) 2004 Jimmy Olsen
#
# 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; version 2 dated June,
# 1991.
#
# 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
#
#
# Plugin to monitor ping times
#
# Parameters:
#
# 	ping_args      - Arguments to ping (default "-c 2")
# 	ping_args2     - Arguments after the host name (required for Solaris)
# 	ping           - Ping program to use
# 	host           - Host to ping
#
# Arguments for Solaris:
#      ping_args      -s
#      ping_args2     56 2
#
# Configuration example
# [ping_]
# env.host www.google.com www.yahoo.com
#
#
#%# family=manual

if [ -z "$host" ]; then
    file_host=`basename $0 | sed 's/^ping_//g'`
    host=${host:-${file_host:-www.google.com}}
fi

if [ "$1" = "config" ]; then
    echo graph_title Ping times
    echo 'graph_args --base 1000 -l 0'
    echo 'graph_vlabel seconds'
    echo 'graph_category network'
    echo 'graph_info This graph shows ping RTT statistics.'
    for hosts in $host; do
	site=`expr $site + 1`
	echo "site$site.label $hosts"
	echo "site$site.info Ping RTT statistics for $hosts."
	echo "site$site.draw LINE2"
	echo "site${site}_packetloss.label $hosts packet loss"
	echo "site${site}_packetloss.graph no"
    done
    exit 0
fi

for hosts in $host 
do
    export site=`expr $site + 1`
    ${ping:-ping} ${ping_args:-'-c 2'} ${hosts} ${ping_args2} \
	| perl -n -e 'print "site$ENV{'site'}.value ", $1 / 1000, "\n" 
        if m@min/avg/max.*\s\d+(?:\.\d+)?/(\d+(?:\.\d+)?)/\d+(?:\.\d+)?@; 
        print "packetloss.value $1\n" if /(\d+)% packet loss/;'
done