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https://github.com/munin-monitoring/contrib.git
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71 lines
2.5 KiB
Text
71 lines
2.5 KiB
Text
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#!/bin/bash
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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# Written by Daniele Albrizio <daniele@albrizio.it> march 2014
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# Requires dhcpd-pools - ISC dhcpd pools usage analysis http://dhcpd-pools.sourceforge.net/
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#
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####
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#%# family=manual
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#%# capabilities=autoconf,multigraph
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export WARN=85
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export CRIT=98
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DHCPD_POOLS_BIN=/usr/local/bin/dhcpd-pools
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DHCPDCONF=/etc/dhcp3/dhcpd.conf
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if [ "$1" = "autoconf" ]; then
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echo yes
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exit 0
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fi
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$DHCPD_POOLS_BIN -c $DHCPDCONF --minsize=15 --limit=01 -fc | grep -v "^$" | sort | sed 's/","/\t/g' | sed 's/"//g' |\
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while read SCOPENAME IPSTART IPSTOP POOLMAX POOLCUR PERCENT TOUCH TC TCPERCENT BU BUPERCENT
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do
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IPSTARTUS=`echo $IPSTART | sed 's/\./_/g'`
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let POOLWARN=${POOLMAX}*${WARN}/100
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let POOLCRIT=${POOLMAX}*${CRIT}/100
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let GRAPHTOP=${POOLMAX}*110/100
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if [ "$1" = "config" ]; then
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echo "multigraph ${SCOPENAME}_$IPSTARTUS"
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echo "graph_title $SCOPENAME $IPSTART -> $IPSTOP (${POOLMAX})"
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echo "graph_args --base 1000 -l 0 --upper-limit $GRAPHTOP"
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echo "graph_vlabel Active Leases"
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echo "graph_scale no"
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echo "graph_category DhcpPools"
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echo "pool.label $SCOPENAME Active Leases"
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echo "pool.info Pool utilization"
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echo "pool.type GAUGE"
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echo "pool.min 0"
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echo "pool.max $POOLMAX"
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echo "pool.colour 00ff00"
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echo "pool.draw AREA"
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echo "pool.warning $POOLWARN"
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echo "pool.line $POOLWARN:ffc000:$WARN%"
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echo "pool.critical $POOLCRIT"
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echo "pool_fover.label Peer available leases"
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echo "pool_fover.colour aaaaaa"
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echo "pool_fover.draw LINESTACK1"
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echo "pool_fover.type GAUGE"
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echo "pool_fover.line $POOLCRIT:ff0000:$CRIT%"
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echo "#"
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else
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echo "multigraph ${SCOPENAME}_$IPSTARTUS"
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echo "pool.value $POOLCUR"
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echo "pool_fover.value $BU"
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fi
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done
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