Munin contributed plugins

#!/bin/bash

#

# Script to monitor PowerDNS performance

#

# Parameters understood:

#

#       config   (required)

#       autoconf (optional - used by munin-config)

#%# family=auto

#%# capabilities=autoconf

pdns_control="/usr/bin/pdns_control"

command="/usr/bin/pdns_control list"

if [ "$1" = "autoconf" ]; then

        if [ -e "$pdns_control" ]; then

                echo yes

                exit 0

        else

                echo "no (missing $pdns_control)"

                exit 0

        fi

fi

if [ "$1" = "config" ]; then

        echo 'graph_title Power DNS queries'

        echo 'graph_args -l 0 --base 1000'

        echo 'graph_vlabel numbers of'

        echo 'graph_category dns'

        echo 'graph_info This graph shows Power DNS performance on the machine.'

        echo 'recursing_answers.label recursing answers'

        echo 'recursing_answers.type DERIVE'

        echo 'recursing_answers.min 0'

        echo 'recursing_answers.info Number of recursive answers sent out'

        echo 'recursing_questions.label recursing queries'

        echo 'recursing_questions.type DERIVE'

        echo 'recursing_questions.min 0'

        echo 'recursing_questions.info Number of queries sent to recursor'

        echo 'tcp_answers.label tcp answers'

        echo 'tcp_answers.type DERIVE'

        echo 'tcp_answers.min 0'

        echo 'tcp_answers.info Number of answers sent out over TCP'

        echo 'tcp_queries.label tcp queries'

        echo 'tcp_queries.type DERIVE'

        echo 'tcp_queries.min 0'

        echo 'tcp_queries.info Number of TCP queries received'

        echo 'udp_answers.label udp answers'

        echo 'udp_answers.type DERIVE'

        echo 'udp_answers.min 0'

        echo 'udp_answers.info Number of answers sent out over UDP'

        echo 'udp_queries.label udp queries'

        echo 'udp_queries.type DERIVE'

        echo 'udp_queries.min 0'

        echo 'udp_queries.info Number of UDP queries received'

        exit 0

fi

$command | sed 's/=\([0-9]\+\),/.value \1\n/g' | egrep "udp-|recursing|tcp" | sed 's/-/_/g'