DDTOOOL流量监视图脚本

#!/bin/sh

rrdtool=/usr/bin 
    
RRD_DB_DIR=/opt/rrd_db/ 
RRD_DB_FILE=/opt/rrd_db/eth0-stream.rrd 
RRD_DB_PIC=/opt/rrd_pic/    
NOW=`date +%s` 
MONTH_IN_SEC=2629743 
MONTH_AGO=$(($NOW-$MONTH_IN_SEC))

ONE_QUARTER_AGO=$(($NOW-900)) 
ONE_HOUR_AGO=$(($NOW-3600))    
ONE_DAY_AGO=$(($NOW-86400)) 
ONE_WEEK_AGO=$(($NOW-604800)) 
ONE_MONTH_AGO=$(($NOW-2629743)) 
ONE_YEAR_AGO=$(($NOW-31556926)) 
   

do_rrdgraph(){

if [ $2 = "quarter" ] 
then 
echo quarter 
flag=MINUTE:1:MINUTE:3:MINUTE:3:0:"%H:%M" 
elif [ $2 = "hour" ] 
then 
echo hour 
flag=MINUTE:3:MINUTE:6:MINUTE:6:0:"%H:%M" 
elif [ $2 = "day" ] 
then 
echo day 
flag=MINUTE:30:HOUR:1:HOUR:2:0:"%H:%M" 
elif [ $2 = "week" ] 
then 
echo week 
flag=DAY:1:DAY:2:DAY:1:0:"%m/%d" 
elif [ $2 = "month" ] 
then 
echo month 
flag=DAY:1:DAY:3:DAY:3:0:"%m/%d" 
elif [ $2 = "year" ] 
then 
echo year 
flag=MONTH:1:MONTH:2:MONTH:2:0:"%Y/%m" 
fi

if [[ $3 != "" ]] 
then 
echo "resolution=$3" 
resolution="-S $3" 
else 
echo "resolution=300" 
resolution="-S 300" 
fi

$rrdtool/rrdtool graph "${RRD_DB_PIC}eth0-stream_$2.png" -s $1 -h 120 -w 500 -a PNG ${resolution} -t "Stream of eth0 (last $2)" \ 
-v bytes \
--lower-limit=0 \
--units-exponent 0 \
--rigid \
--x-grid ${flag} \
DEF:a="$RRD_DB_FILE":eth0_in:AVERAGE \
DEF:b="$RRD_DB_FILE":eth0_out:AVERAGE \
LINE1:a#003300:"eth0_in. \: " \
GPRINT:a:AVERAGE:"%.2lf" \
LINE1:b#9900FF:"eth0_out. \:" \
GPRINT:b:AVERAGE:"%.2lf"
}

if [ -e "$RRD_DB_FILE" ] 
then 
echo "file exits: $RRD_DB_FILE" 
VALUE=$(cat /proc/net/dev|grep eth0|sed 's/^.*://'|awk '{print $1":"$9}') 
$rrdtool/rrdtool updatev $RRD_DB_FILE N:${VALUE}

do_rrdgraph $ONE_QUARTER_AGO quarter 
do_rrdgraph $ONE_HOUR_AGO hour 
do_rrdgraph $ONE_DAY_AGO day 600 
do_rrdgraph $ONE_WEEK_AGO week 600 
do_rrdgraph $ONE_MONTH_AGO month 600 
do_rrdgraph $ONE_YEAR_AGO year 1800

else

$rrdtool/rrdtool create $RRD_DB_FILE --step 300 \
DS:eth0_in:COUNTER:600:0:12500000 \
DS:eth0_out:COUNTER:600:0:12500000 \
RRA:AVERAGE:0.5:1:600 \
RRA:AVERAGE:0.5:4:700 \
RRA:AVERAGE:0.5:24:775 \
RRA:AVERAGE:0.5:288:797
echo "file created:$RRD_DB_FILE" 
fi