myvesta/bin/v-update-sys-rrd-net
2016-06-09 16:55:35 +03:00

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#!/bin/bash
# info: update network rrd
# options: PERIOD
#
# The function is for updating network usage rrd database and graphic.
#----------------------------------------------------------#
# Variable&Function #
#----------------------------------------------------------#
# Argument definition
period=${1-daily}
# Includes
source $VESTA/func/main.sh
source $VESTA/conf/vesta.conf
#----------------------------------------------------------#
# Action #
#----------------------------------------------------------#
# Switching on time period
case $period in
daily) start='-1d'; end='now'; grid='MINUTE:30:HOUR:1:HOUR:4:0:%H:%M';;
weekly) start='-7d'; end='now'; grid='HOUR:8:DAY:1:DAY:1:0:%a %d';;
monthly) start='-1m'; end='now'; grid='WEEK:1:WEEK:1:WEEK:1:0:%b %d';;
yearly) start='-1y'; end='now'; grid='MONTH:1:YEAR:1:MONTH:2:2419200:%b';;
*) exit $E_RRD ;;
esac
# Checking directory
if [ ! -d "$RRD/net" ]; then
mkdir $RRD/net
fi
# Parsing network interfaces
ndev=$(cat /proc/net/dev)
ifaces=$(echo "$ndev" |grep : |cut -f 1 -d : | sed "s/ //g")
# Parsing excludes
if [ -z "$RRD_IFACE_EXCLUDE" ]; then
RRD_IFACE_EXCLUDE='lo'
fi
for exclude in $(echo ${RRD_IFACE_EXCLUDE//,/ }); do
ifaces=$(echo "$ifaces" |grep -vw "$exclude" )
done
for iface in $ifaces; do
# Checking database
if [ ! -e "$RRD/net/$iface.rrd" ]; then
# Adding database
rrdtool create $RRD/net/$iface.rrd --step $RRD_STEP \
DS:RX:COUNTER:600:U:U \
DS:TX:COUNTER:600:U:U \
RRA:AVERAGE:0.5:1:600 \
RRA:AVERAGE:0.5:6:700 \
RRA:AVERAGE:0.5:24:775 \
RRA:AVERAGE:0.5:288:797 \
RRA:MAX:0.5:1:600 \
RRA:MAX:0.5:6:700 \
RRA:MAX:0.5:24:775 \
RRA:MAX:0.5:288:797
fi
# Parsing device stats
if [ "$period" = 'daily' ]; then
x=$(echo "$ndev" |sed "s/^ *//" |grep "^$iface:" |sed "s/:/ /")
rx=$(echo "$x" |awk '{print $2}')
tx=$(echo "$x" |awk '{print $10}')
# Updating rrd database
rrdtool update $RRD/net/$iface.rrd N:$rx:$tx
fi
# Updating rrd graph
rrdtool graph $RRD/net/$period-$iface.png \
--imgformat PNG \
--height="150" \
--width="670" \
--start "$start" \
--end "$end" \
--vertical-label "KBytes" \
--x-grid "$grid" \
-c "BACK#ffffff" \
-c "SHADEA#ffffff" \
-c "SHADEB#ffffff" \
-c "FONT#555555" \
-c "CANVAS#302c2d" \
-c "GRID#666666" \
-c "MGRID#AAAAAA" \
-c "FRAME#302c2d" \
-c "ARROW#FFFFFF" \
DEF:inoctets=$RRD/net/$iface.rrd:RX:AVERAGE \
DEF:outoctets=$RRD/net/$iface.rrd:TX:AVERAGE \
"CDEF:in=inoctets,8,*" \
"CDEF:out=outoctets,8,*" \
COMMENT:'\r' \
AREA:in#C8EA2E:"Input (rx) "\
GPRINT:in:'LAST: Current\:''%8.0lf' \
GPRINT:in:'MIN: Min\:''%8.0lf' \
GPRINT:in:'MAX: Max\:''%8.0lf\j' \
LINE1:out#1c74cd:"Output (tx)" \
GPRINT:out:'LAST:Current\:''%8.0lf' \
GPRINT:out:'MIN:Min\:''%8.0lf' \
GPRINT:out:'MAX:Max\:''%8.0lf\j' &>/dev/null; result=$?
if [ "$result" -ne 0 ]; then
exit $E_RRD
fi
done
#----------------------------------------------------------#
# Vesta #
#----------------------------------------------------------#
exit