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#!/bin/sh
#
# Record network device counters every 1 second and write in RRD or plain text.
#
# Copyright 2016 Ludovic Pouzenc <ludovic@pouzenc.fr>
#
# This file is part of if_rrd_fast.
#
# if_rrd_fast is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# if_rrd_fast is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with if_rrd_fast. If not, see <http://www.gnu.org/licenses/>.
#
rsync -i stg.chd.sx:out.rrd /tmp/
statements="
DEF:dsrxavg=/tmp/out.rrd:rx:AVERAGE
DEF:dstxavg=/tmp/out.rrd:tx:AVERAGE
DEF:dsrxmax=/tmp/out.rrd:rx:MAX
DEF:dstxmax=/tmp/out.rrd:tx:MAX
DEF:dsrxmin=/tmp/out.rrd:rx:MIN
DEF:dstxmin=/tmp/out.rrd:tx:MIN
CDEF:dsrxavgb=dsrxavg,8,*
CDEF:dstxavgb=dstxavg,8,*
CDEF:dsrxmaxb=dsrxmax,8,*
CDEF:dstxmaxb=dstxmax,8,*
CDEF:dsrxminb=dsrxmin,8,*
CDEF:dstxminb=dstxmin,8,*
CDEF:inbound=dsrxavgb,-1,*
CDEF:outbound=dstxavgb,1,*
CDEF:in_max=dsrxmaxb,-1,*
CDEF:out_max=dstxmaxb,1,*
CDEF:in_min=dsrxminb,-1,*
CDEF:out_min=dstxminb,1,*
VDEF:totrxavgmax=dsrxavgb,MAXIMUM
VDEF:totrxavgavg=dsrxavgb,AVERAGE
VDEF:totrxavgpct=dsrxavgb,95,PERCENT
VDEF:tottxavgmax=dstxavgb,MAXIMUM
VDEF:tottxavgavg=dstxavgb,AVERAGE
VDEF:tottxavgpct=dstxavgb,95,PERCENT
VDEF:totrxmaxmax=dsrxmaxb,MAXIMUM
VDEF:tottxmaxmax=dstxmaxb,MAXIMUM
LINE1:0#cccc00
COMMENT:
COMMENT:Maximum
COMMENT:Average
COMMENT:95th%tile\l
AREA:in_max#0099ff:in_max
GPRINT:totrxmaxmax:%6.2lf %Sbps\l
AREA:out_max#44ff44:out_max
GPRINT:tottxmaxmax:%6.2lf %Sbps\l
AREA:in_min#ffffff:
AREA:out_min#ffffff:
LINE1:inbound#0066bb:inbound
GPRINT:totrxavgmax:%6.2lf %Sbps
GPRINT:totrxavgavg:%6.2lf %Sbps
GPRINT:totrxavgpct:%6.2lf %Sbps\l
LINE1:outbound#00aa00:outbound
GPRINT:tottxavgmax:%6.2lf %Sbps
GPRINT:tottxavgavg:%6.2lf %Sbps
GPRINT:tottxavgpct:%6.2lf %Sbps\l
"
if [ $# -eq 1 ]
then ts=$1
else #read -p "Last timestamp ? " ts
[ -z "$ts" ] && ts=now
fi
for res in 1 60 300 3600
do
rrdtool graph /var/www/lpo/out$res.png --imgformat PNG --width 1152 --height 720 \
--start "end-$((1152*$res))s" --end $ts --lower-limit -190000000 --upper-limit 190000000 --rigid \
--title "Network traffic" $statements
done
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