#!/bin/sh # # Copyright (c) 2016 Babak Farrokhi. All rights reserved. # # Redistribution and use in source and binary forms, with or without # modification, are permitted provided that the following conditions # are met: # # 1. Redistributions of source code must retain the above copyright # notice, this list of conditions and the following disclaimer. # 2. Redistributions in binary form must reproduce the above copyright # notice, this list of conditions and the following disclaimer in the # documentation and/or other materials provided with the distribution. # # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS "AS IS" AND # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF # SUCH DAMAGE. # # 10-Aug-2015 @farrokhi # This script extracts netisr dispatcher statistics from "netstat -Q" # on FreeBSD and feeds to munin # # Magic markers: #%# family=auto #%# capabilities=autoconf suggest SCRIPT_NAME=$(basename $0) NETSTAT="/usr/bin/netstat" STAT_TYPE=`echo $SCRIPT_NAME | sed -n s/netisr_//p` STATFILE=`mktemp -t netisr` ${NETSTAT} -Q > ${STATFILE} 2>/dev/null if [ $# -lt 1 ]; then if [ -z ${STAT_TYPE} ]; then echo "Should run from symlink" exit 1 fi awk ' / ('${STAT_TYPE}') / { print "t"$2 "_"$3"_queued.value "$9; print "t"$2 "_"$3"_handled.value "$10; print "t"$2 "_"$3"_dropped.value "$8; print "t"$2 "_"$3"_hdispatched.value "$7; print "t"$2 "_"$3"_dispatched.value "$6; } ' ${STATFILE} elif [ "$1" == "suggest" ]; then awk '/---/{print $1}' ${STATFILE} elif [ "$1" == "autoconf" ]; then ${NETSTAT} -Q >/dev/null 2>&1 && echo yes || echo no exit 0 elif [ "$1" == "config" ]; then if [ x${STAT_TYPE} == x ]; then exit 1 fi echo "graph_title netisr dispatcher statistics for ${STAT_TYPE}" echo "graph_args -X 0 --lower-limit 0 --base 1000" echo "graph_vlabel PPS" echo "graph_category isr" awk ' / ('${STAT_TYPE}') / { print "t"$2 "_"$3"_queued.label Thread "$2 " Queued"; print "t"$2 "_"$3"_handled.label Thread "$2 " Handled"; print "t"$2 "_"$3"_dropped.label Thread "$2 " Dropped"; print "t"$2 "_"$3"_hdispatched.label Thread "$2 " Hybrid-Dispatched"; print "t"$2 "_"$3"_dispatched.label Thread "$2" Dispatched"; print "t"$2 "_"$3"_queued.type DERIVE"; print "t"$2 "_"$3"_handled.type DERIVE"; print "t"$2 "_"$3"_dropped.type DERIVE"; print "t"$2 "_"$3"_hdispatched.type DERIVE"; print "t"$2 "_"$3"_dispatched.type DERIVE"; print "t"$2 "_"$3"_queued.min 0"; print "t"$2 "_"$3"_handled.min 0"; print "t"$2 "_"$3"_dropped.min 0"; print "t"$2 "_"$3"_hdispatched.min 0"; print "t"$2 "_"$3"_dispatched.min 0"; }' ${STATFILE} fi rm ${STATFILE}