87 lines
2.5 KiB
Plaintext
87 lines
2.5 KiB
Plaintext
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#!/bin/sh
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#
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# Copyright (C) 2010 Michele Petrazzo <michele.petrazzo@gmail.com>
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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
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# as published by the Free Software Foundation; version 2 dated June,
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# 1991.
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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.
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#
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# Python (2.5+) version of the plugin to monitor ping times.
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# Evolution from the standard shipped with munin by adding a ceil.
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#
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# Thanks to "Jimmy Olsen" for the base.
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#
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# Parameters:
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#
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# ping_args - Arguments to ping (default "-c 2")
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# ping_args2 - Arguments after the host name (required for Solaris)
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# ping - Ping program to use
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# host - Host to ping
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#
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# Arguments for Solaris:
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# ping_args -s
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# ping_args2 56 2
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#
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file_host=`basename $0 | sed 's/^ping_ceil_//g'`
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host=${host:-${file_host:-www.google.com}}
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max_ping="250" # Leave empty if not need or an integer (in ms)
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test -z "$ping" && ping="ping"
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test -z "$ping_args" && ping_args="-c 2"
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cmd="$ping $ping_args $ping_args2"
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if [ "$1" = "config" ]; then
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echo "graph_title Ping times to $host"
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echo 'graph_args --base 1000 -l 0'
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echo 'graph_vlabel seconds'
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echo 'graph_category network'
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echo 'graph_info This graph shows ping RTT statistics.'
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echo "ping.label $host"
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echo "ping.info Ping RTT statistics for $host."
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echo 'ping.draw LINE2'
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echo 'packetloss.label packet loss'
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echo 'packetloss.graph no'
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exit 0
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fi
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(
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cat << EOF
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import os
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from subprocess import Popen, PIPE
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bash_cmd = "$cmd"
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command = bash_cmd.split() + ["$host"]
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max_ping = float("$max_ping") if "$max_ping" else 0
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try:
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c = Popen(command, stdout=PIPE, stderr=PIPE)
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except OSError:
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print "command error:", command
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raise
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out, err = c.communicate()
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for line in out.split("\n"):
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if "packet loss" in line:
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print "packetloss.value", line.split(",")[2].split()[0].replace("%", "")
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elif "rtt min/avg/max/mdev" in line:
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v = float(line.split("=")[1].split("/")[1])
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v = min(v, max_ping) if max_ping else v
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print "ping.value", "%.6f" % (v / 1000)
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EOF
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) | python
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