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contrib-munin/plugins/mod_jk/mod_jk
2012-02-13 18:24:46 +01:00

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#!/bin/sh
#
# This plugin will graph data from mod_jk
#
# Author: Anders Welén, anders.welen@redpill-linpro.com
#
url="http://localhost/jkstatus?mime=prop"
wget=`which wget`
if [ "$1" = "autoconf" ]
then
if test "x$wget" = "x"
then
echo "no (need wget)"
exit 0
fi
echo yes
exit 0
fi
if [ "$1" = "config" ]
then
nodes=`$wget -q --no-cache $url -O - | grep "^worker\..*\.type=ajp13$" | awk -F . '{print $2}'`
# Status graph
echo "multigraph mod_jk_status"
echo "graph_title mod_jk Status"
echo "graph_category mod_jk"
echo "graph_info This graph shows the status of the different mod_jk nodes."
echo "graph_vlabel Status"
for i in $nodes
do
echo "$i.label $i"
echo "$i.info 1=Ok, 2=All connections busy, 3=Error"
echo "$i.warning 1"
echo "$i.critical 2"
done
# Request graphs
for i in $nodes
do
echo "multigraph mod_jk_requests_$i"
echo "graph_title mod_jk Requests $i"
echo "graph_category mod_jk"
echo "graph_info This graph shows the status of requests to the mod_jk node: $i"
echo "graph_vlabel Request"
echo "busy.label Current"
echo "max_busy.label Max. concurrent"
echo "errors.label Errors/min"
echo "errors.info The number of errors/min"
echo "errors.type COUNTER"
echo "errors.graph_period minute"
done
# Traffic graphs
for i in $nodes
do
echo "multigraph mod_jk_traffic_$i"
echo "graph_title mod_jk Traffic $i"
echo "graph_category mod_jk"
echo "graph_info This graph shows the traffic statistics to the mod_jk node: $i"
echo "graph_vlabel Bytes/min"
echo "transferred.label Write to node (bytes/min)"
echo "transferred.type COUNTER"
echo "transferred.graph_period minute"
echo "read.label Read from node (bytes/min)"
echo "read.type COUNTER"
echo "read.graph_period minute"
done
exit 0
fi
data=`$wget -q --no-cache $url -O -`
# Status graph
echo "multigraph mod_jk_status"
for i in `echo $data | sed 's/worker/\nworker/g' | grep "^worker\..*\.state=.*"`
do
node=`echo $i | awk -F . '{print $2}'`
status=`echo $i | awk -F = '{print $2}'`
value=0
if [ `echo $status | sed 's/^OK/XOK/'` = "X$status" ]
then
value=1
fi
if [ `echo $status | sed 's/BUSY/X/'` != $status ]
then
value=2
fi
if [ `echo $status | sed 's/^ERR/XERR/'` = "X$status" ]
then
value=3
fi
echo "$node.value $value"
done
# Request graphs
for node in `echo $data | sed 's/worker/\nworker/g' | grep "^worker\..*\.type=ajp13" | awk -F . '{print $2}'`
do
echo "multigraph mod_jk_requests_$node"
echo "busy.value `echo $data | sed 's/worker/\nworker/g' | grep "^worker.$node.busy" | awk -F = '{print $2}'`"
echo "max_busy.value `echo $data | sed 's/worker/\nworker/g' | grep "^worker.$node.max_busy" | awk -F = '{print $2}'`"
echo "errors.value `echo $data | sed 's/worker/\nworker/g' | grep "^worker.$node.errors" | awk -F = '{print $2}'`"
done
# Traffic graphs
for node in `echo $data | sed 's/worker/\nworker/g' | grep "^worker\..*\.type=ajp13" | awk -F . '{print $2}'`
do
echo "multigraph mod_jk_traffic_$node"
echo "transferred.value `echo $data | sed 's/worker/\nworker/g' | grep "^worker.$node.transferred" | awk -F = '{print $2}'`"
echo "read.value `echo $data | sed 's/worker/\nworker/g' | grep "^worker.$node.read" | awk -F = '{print $2}'`"
done