mirror of
https://github.com/dennypage/dpinger.git
synced 2024-05-19 06:50:01 +00:00
Denny Page
141 lines
4.7 KiB
Bash
Executable File
141 lines
4.7 KiB
Bash
Executable File
#!/bin/sh
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if [ $# -ne 2 ]
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then
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echo "usage: $0 rrdname pngname"
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exit 1
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fi
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rrdname="${1}"
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pngname="${2}"
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# Prefixes for rrd and png files. Note that if the prefix is a directory, it must incldue the trailing slash
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# If no value is set, the files are located in the current directory when the cgi script runs
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rrdprefix=
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pngprefix=/tmp/
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# Graph dimensions
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#graph_height=240
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#graph_width=720
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graph_height=280
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graph_width=840
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# Preferred font
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font="DejaVuSansMono"
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# Latency breakpoints in milliseconds
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latency_s0=20
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latency_s1=40
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latency_s2=80
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latency_s3=160
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latency_s4=320
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# Latency colors
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latency_c0="dddddd"
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latency_c1="ddbbbb"
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latency_c2="d4aaaa"
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latency_c3="cc9999"
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latency_c4="c38888"
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latency_c5="bb7777"
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# Standard deviation color & opacity
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stddev_c="55333355"
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# Loss color
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loss_c="ee0000"
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gen_graph()
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{
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png=$1
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rrd=$2
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start=$3
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end=$4
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step=$5
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description=$6
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echo "<RRD::GRAPH \"${png}\""
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echo "--lazy"
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echo "--start \"${start}\" --end \"${end}\" --step \"${step}\""
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echo "--height ${graph_height} --width ${graph_width}"
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echo "--title \"Average Latency and Packet Loss - ${description}\""
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echo "--disable-rrdtool-tag"
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echo "--color BACK#ffffff"
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echo "--font DEFAULT:9:\"${font}\""
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echo "--font AXIS:8:\"${font}\""
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echo "DEF:latency_us=\"${rrd}\":latency:AVERAGE:step=\"${step}\""
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echo "CDEF:latency=latency_us,1000,/"
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echo "CDEF:latency_s0=latency,${latency_s0},MIN"
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echo "CDEF:latency_s1=latency,${latency_s1},MIN"
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echo "CDEF:latency_s2=latency,${latency_s2},MIN"
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echo "CDEF:latency_s3=latency,${latency_s3},MIN"
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echo "CDEF:latency_s4=latency,${latency_s4},MIN"
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echo "VDEF:latency_min=latency,MINIMUM"
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echo "VDEF:latency_max=latency,MAXIMUM"
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echo "VDEF:latency_avg=latency,AVERAGE"
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echo "VDEF:latency_last=latency,LAST"
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echo "DEF:stddev_us=\"${rrd}\":stddev:AVERAGE:step=\"${step}\""
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echo "CDEF:stddev=stddev_us,1000,/"
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echo "VDEF:stddev_min=stddev,MINIMUM"
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echo "VDEF:stddev_max=stddev,MAXIMUM"
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echo "VDEF:stddev_avg=stddev,AVERAGE"
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echo "VDEF:stddev_last=stddev,LAST"
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echo "DEF:loss=\"${rrd}\":loss:AVERAGE:step=\"${step}\""
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echo "CDEF:loss_neg=loss,-1,*"
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echo "VDEF:loss_min=loss,MINIMUM"
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echo "VDEF:loss_max=loss,MAXIMUM"
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echo "VDEF:loss_avg=loss,AVERAGE"
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echo "VDEF:loss_last=loss,LAST"
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echo "COMMENT:\" Min Max Avg Last\n\""
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echo "COMMENT:\" \""
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echo "AREA:latency#${latency_c5}"
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echo "AREA:latency_s4#${latency_c4}"
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echo "AREA:latency_s3#${latency_c3}"
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echo "AREA:latency_s2#${latency_c2}"
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echo "AREA:latency_s1#${latency_c1}"
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echo "AREA:latency_s0#${latency_c0}"
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echo "LINE1:latency#000000:\"Latency \""
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echo "GPRINT:\"latency_min:%8.3lf ms\t\""
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echo "GPRINT:\"latency_max:%8.3lf ms\t\""
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echo "GPRINT:\"latency_avg:%8.3lf ms\t\""
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echo "GPRINT:\"latency_last:%8.3lf ms\n\""
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echo "COMMENT:\" \""
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echo "LINE1:stddev#${stddev_c}:\"Stddev \""
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echo "GPRINT:\"stddev_min:%8.3lf ms\t\""
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echo "GPRINT:\"stddev_max:%8.3lf ms\t\""
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echo "GPRINT:\"stddev_avg:%8.3lf ms\t\""
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echo "GPRINT:\"stddev_last:%8.3lf ms\n\""
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echo "COMMENT:\" \""
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echo "AREA:loss_neg#${loss_c}:\"Loss \""
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echo "GPRINT:\"loss_min:%4.1lf %%\t\t\""
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echo "GPRINT:\"loss_max:%4.1lf %%\t\t\""
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echo "GPRINT:\"loss_avg:%4.1lf %%\t\t\""
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echo "GPRINT:\"loss_last:%4.1lf %%\n\""
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echo "COMMENT:\" \n\""
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echo "GPRINT:\"latency_last:Ending at %H\\:%M on %B %d, %Y\\r:strftime\""
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echo ">"
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echo "<p>"
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}
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(
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echo "#!/usr/bin/rrdcgi"
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echo "<html> <head> <title>Latency Statistics for ${rrdname}</title> </head> <body>"
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gen_graph "${pngprefix}${pngname}-1.png" "${rrdprefix}${rrdname}.rrd" "now-8h" "now" "60" "Last 8 hours - 1 minute intervals"
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gen_graph "${pngprefix}${pngname}-2.png" "${rrdprefix}${rrdname}.rrd" "now-36h" "now" "300" "Last 36 hours - 5 minute intervals"
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gen_graph "${pngprefix}${pngname}-3.png" "${rrdprefix}${rrdname}.rrd" "now-8d" "now" "1800" "Last 8 days - 30 minute intervals"
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gen_graph "${pngprefix}${pngname}-4.png" "${rrdprefix}${rrdname}.rrd" "now-60d" "now" "14400" "Last 60 days - 4 hour intervals"
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gen_graph "${pngprefix}${pngname}-5.png" "${rrdprefix}${rrdname}.rrd" "now-1y" "now" "86400" "Last 1 year - 1 day intervals"
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gen_graph "${pngprefix}${pngname}-6.png" "${rrdprefix}${rrdname}.rrd" "now-4y" "now" "86400" "Last 4 years - 1 day intervals"
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echo "</body> </html>"
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) > "${pngname}.cgi"
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