#!/bin/bash

CONFIGPATH=$(/path/to/config)

while [ true ]
 do

. ${CONFIGPATH}/rrd_config

if [ ! -d $GRAPHDIR ]; then
	mkdir -p $GRAPHDIR
fi

cd $RRDDIR

for i in ${INTERFACES[@]}
do
	$RRDTOOL graph $GRAPHDIR${i}_day.png \
	-h 120 -w 550 -a PNG \
	--start end-8h --end now \
	--font DEFAULT:7: \
	--title "$i Network Throughput" \
	--watermark "`date`" \
	--vertical-label "bytes/sec" \
	--logarithmic \
	--units=si \
	--x-grid MINUTE:10:HOUR:1:MINUTE:120:0:%R \
	--alt-y-grid --rigid \
	DEF:RXBytes=${i}_day.rrd:RXBytes:AVERAGE \
	DEF:TXBytes=${i}_day.rrd:TXBytes:AVERAGE \
	LINE2:RXBytes#3ADF00:RX \
	GPRINT:RXBytes:LAST:"Cur\: %5.2lf %s" \
	GPRINT:RXBytes:AVERAGE:"Avg\: %5.2lf %S" \
	GPRINT:RXBytes:MAX:"Max\: %5.2lf %S" \
	GPRINT:RXBytes:MIN:"Min\: %5.2lf %SBps\n" \
	LINE2:TXBytes#045FB4:TX \
	GPRINT:TXBytes:LAST:"Cur\: %5.1lf %s" \
	GPRINT:TXBytes:AVERAGE:"Avg\: %5.1lf %S" \
	GPRINT:TXBytes:MAX:"Max\: %5.1lf %S" \
	GPRINT:TXBytes:MIN:"Min\: %5.1lf %SBps\n" \
	HRULE:0#000000
done


for i in ${DISKS[@]}
do
	$RRDTOOL graph $GRAPHDIR${i}.png \
	-h 120 -w 550 -a PNG \
	--start end-8h --end now \
	--font DEFAULT:7: \
	--title "${i} Data Read/Written" \
	--watermark "`date`" \
	--vertical-label "bytes/sec" \
	--logarithmic \
	--units=si \
	--x-grid MINUTE:10:HOUR:1:MINUTE:120:0:%R \
	--alt-y-grid --rigid \
	DEF:reads=${i}.rrd:reads:AVERAGE \
	DEF:writes=${i}.rrd:writes:AVERAGE \
	LINE2:reads#3ADF00:Read \
	GPRINT:reads:LAST:"Cur\: %5.2lf %s" \
	GPRINT:reads:AVERAGE:"Avg\: %5.2lf %S" \
	GPRINT:reads:MAX:"Max\: %5.2lf %S" \
	GPRINT:reads:MIN:"Min\: %5.2lf %SBps\n" \
	LINE2:writes#045FB4:Written \
	GPRINT:writes:LAST:"Cur\: %5.1lf %s" \
	GPRINT:writes:AVERAGE:"Avg\: %5.1lf %S" \
	GPRINT:writes:MAX:"Max\: %5.1lf %S" \
	GPRINT:writes:MIN:"Min\: %5.1lf %SBps\n" \
	HRULE:0#000000
done

$RRDTOOL graph $GRAPHDIR/loadavg.png \
-h 120 -w 550 -a PNG \
--start end-8h --end now \
--font DEFAULT:7: \
--title "Load Average" \
--watermark "`uptime`" \
--vertical-label "Load Average" \
--x-grid MINUTE:10:HOUR:1:MINUTE:120:0:%R \
--upper-limit 2.00 \
--lower-limit 0.00 \
DEF:one=loadavg.rrd:one:AVERAGE \
DEF:five=loadavg.rrd:five:AVERAGE \
DEF:fifteen=loadavg.rrd:fifteen:AVERAGE \
LINE:fifteen#FF0000:"1 Min\:" \
GPRINT:fifteen:LAST:"Cur\: %5.2lf" \
GPRINT:fifteen:AVERAGE:"Avg\: %5.2lf" \
GPRINT:fifteen:MIN:"Min\: %5.2lf" \
GPRINT:fifteen:MAX:"Max\: %5.2lf\n" \
LINE:five#0000FF:"5 Min\:" \
GPRINT:five:LAST:"Cur\: %5.2lf" \
GPRINT:five:AVERAGE:"Avg\: %5.2lf" \
GPRINT:five:MIN:"Min\: %5.2lf" \
GPRINT:five:MAX:"Max\: %5.2lf\n" \
AREA:one#00FF0080:"15 Min\:" \
GPRINT:one:LAST:"Cur\: %5.2lf" \
GPRINT:one:AVERAGE:"Avg\: %5.2lf" \
GPRINT:one:MIN:"Min\: %5.2lf" \
GPRINT:one:MAX:"Max\: %5.2lf\n" \