pdns_rec_cache_size

#!/bin/sh
#
#  pdns_recursor munin plugin.
#  Written by Sean Reifschneider <jafo@tummy.com> 2009-12-03
#  Placed in the public domain
#
#  Requires running as root:
#
#    echo '[pdns_rec_*]' >/etc/munin/plugin-conf.d/pdns_rec
#    echo 'user root' >>/etc/munin/plugin-conf.d/pdns_rec
#
#  Configuration variables:
#
#    rec_control:    Path to rec_control executable
#                    (default: /usr/bin/rec_control)
#
#%# family=auto
#%# capabilities=autoconf

REC_CONTROL="${rec_control:-/usr/bin/rec_control}"

if [ "$1" = "autoconf" ]; then
	if [ -e "$REC_CONTROL" ]; then
		echo yes
		exit 0
	else
		echo no
		exit 1
	fi
fi

if [ "$1" = "config" ]; then
	echo 'graph_title PDNS Cache Size'
	echo 'graph_order negative entries'
	echo 'graph_vlabel entries'
	echo 'graph_info Size of the cache'
	echo 'graph_category pdns'

	echo 'negative.label Negative entries'
	echo 'negative.min 0'
	echo 'negative.type GAUGE'
	echo 'negative.draw LINE2'
	echo 'negative.info Cache negative entries'

	echo 'entries.label Entries'
	echo 'entries.min 0'
	echo 'entries.type GAUGE'
	echo 'entries.draw STACK'
	echo 'entries.info Cache entries'

	exit 0
fi

echo entries.value `"$REC_CONTROL" get cache-entries`
echo negative.value `"$REC_CONTROL" get negcache-entries`

exit 0