1
0
mirror of https://github.com/dennypage/dpinger.git synced 2024-05-19 06:50:01 +00:00
Files
dennypage-dpinger/rrd/dpinger_rrd_graph
2016-02-17 20:15:33 -08:00

132 lines
4.2 KiB
Bash
Executable File

#!/bin/sh
if [ $# -ne 2 ]
then
echo "usage: $0 rrdname pngname"
exit 1
fi
rrdname="${1}"
pngname="${2}"
# Prefixes for rrd and png files. Note that if the prefix is a directory, it must incldue the trailing slash
# If no value is set, the files are located in the current directory
rrdprefix=
pngprefix=/tmp/
# Graph dimensions
graph_height=240
graph_width=720
#graph_height=280
#graph_width=840
# Preferred font
font="DejaVuSansMono"
# Latency breakpoints in milliseconds
latency_s0=20
latency_s1=40
latency_s2=80
latency_s3=160
latency_s4=320
# Latency colors
latency_c0="dddddd"
latency_c1="ddbbbb"
latency_c2="d4aaaa"
latency_c3="cc9999"
latency_c4="c38888"
latency_c5="bb7777"
# Standard deviation color & opacity
stddev_c="55333355"
# Loss color
loss_c="ee0000"
gen_graph()
{
png=$1
rrd=$2
start=$3
end=$4
step=$5
description=$6
rrdtool graph "${png}" \
--lazy \
--start "${start}" --end "${end}" --step "${step}" \
--height "${graph_height}" --width "${graph_width}" \
--title "Average Latency and Packet Loss - ${description}" \
--disable-rrdtool-tag \
--color BACK#ffffff \
--font DEFAULT:9:"${font}" \
--font AXIS:8:"${font}" \
\
DEF:latency_us="${rrd}":latency:AVERAGE:step="${step}" \
CDEF:latency=latency_us,1000,/ \
CDEF:latency_s0=latency,${latency_s0},MIN \
CDEF:latency_s1=latency,${latency_s1},MIN \
CDEF:latency_s2=latency,${latency_s2},MIN \
CDEF:latency_s3=latency,${latency_s3},MIN \
CDEF:latency_s4=latency,${latency_s4},MIN \
VDEF:latency_min=latency,MINIMUM \
VDEF:latency_max=latency,MAXIMUM \
VDEF:latency_avg=latency,AVERAGE \
VDEF:latency_last=latency,LAST \
\
DEF:stddev_us="${rrd}":stddev:AVERAGE:step="${step}" \
CDEF:stddev=stddev_us,1000,/ \
VDEF:stddev_min=stddev,MINIMUM \
VDEF:stddev_max=stddev,MAXIMUM \
VDEF:stddev_avg=stddev,AVERAGE \
VDEF:stddev_last=stddev,LAST \
\
DEF:loss="${rrd}":loss:AVERAGE:step="${step}" \
CDEF:loss_neg=loss,-1,* \
VDEF:loss_min=loss,MINIMUM \
VDEF:loss_max=loss,MAXIMUM \
VDEF:loss_avg=loss,AVERAGE \
VDEF:loss_last=loss,LAST \
\
COMMENT:" Min Max Avg Last\n" \
\
COMMENT:" " \
AREA:latency#${latency_c5} \
AREA:latency_s4#${latency_c4} \
AREA:latency_s3#${latency_c3} \
AREA:latency_s2#${latency_c2} \
AREA:latency_s1#${latency_c1} \
AREA:latency_s0#${latency_c0} \
LINE1:latency#000000:"Latency " \
GPRINT:"latency_min:%8.3lf ms\t" \
GPRINT:"latency_max:%8.3lf ms\t" \
GPRINT:"latency_avg:%8.3lf ms\t" \
GPRINT:"latency_last:%8.3lf ms\n" \
\
COMMENT:" " \
LINE1:stddev#${stddev_c}:"Stddev " \
GPRINT:"stddev_min:%8.3lf ms\t" \
GPRINT:"stddev_max:%8.3lf ms\t" \
GPRINT:"stddev_avg:%8.3lf ms\t" \
GPRINT:"stddev_last:%8.3lf ms\n" \
\
COMMENT:" " \
AREA:loss_neg#${loss_c}:"Loss " \
GPRINT:"loss_min:%4.1lf %%\t\t" \
GPRINT:"loss_max:%4.1lf %%\t\t" \
GPRINT:"loss_avg:%4.1lf %%\t\t" \
GPRINT:"loss_last:%4.1lf %%\n" \
\
COMMENT:" \n" \
GPRINT:"latency_last:Ending at %H\:%M on %B %d, %Y\r:strftime"
}
gen_graph "${pngprefix}${pngname}-1.png" "${rrdprefix}${rrdname}.rrd" "now-8h" "now" "60" "Last 8 hours - 1 minute intervals"
gen_graph "${pngprefix}${pngname}-2.png" "${rrdprefix}${rrdname}.rrd" "now-36h" "now" "300" "Last 36 hours - 5 minute intervals"
gen_graph "${pngprefix}${pngname}-3.png" "${rrdprefix}${rrdname}.rrd" "now-8d" "now" "1800" "Last 8 days - 30 minute intervals"
gen_graph "${pngprefix}${pngname}-4.png" "${rrdprefix}${rrdname}.rrd" "now-60d" "now" "14400" "Last 60 days - 4 hour intervals"
gen_graph "${pngprefix}${pngname}-5.png" "${rrdprefix}${rrdname}.rrd" "now-1y" "now" "86400" "Last 1 year - 1 day intervals"
gen_graph "${pngprefix}${pngname}-6.png" "${rrdprefix}${rrdname}.rrd" "now-4y" "now" "86400" "Last 4 years - 1 day intervals"