mirror of
https://github.com/librenms/librenms-agent.git
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33 lines
1.2 KiB
Bash
33 lines
1.2 KiB
Bash
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#!/bin/sh
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# wlRate.sh
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# Returns wlRate, bit rate in Mbit/s
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# Arguments:
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# $1: targeted interface
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# $2: direction (tx or rx)
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# $3: desired result (sum, avg, min, max)
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# Check number of arguments
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if [ $# -ne 3 ]; then
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/bin/echo "Usage: wlRate.sh interface direction result"
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/bin/echo "Incorrect script usage, exiting."
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exit 1
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fi
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# Get hostname, calculate result. Sum just for debug, and have to return integer
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# => If not integer (e.g. 2.67e+07), LibreNMS will drop the exponent (result, 2.67 bits/sec!)
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hostname=`/bin/uname -n`
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ratelist=`/usr/sbin/iw dev $1 station dump | /bin/grep "$2 bitrate" | /usr/bin/cut -f 2 -s -d" "`
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if [ "$3" == "sum" ]; then
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result=`/bin/echo "$ratelist" | /usr/bin/awk -F ':' '{sum += $2} END {printf "%d\n", 1000000*sum}'`
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elif [ "$3" == "avg" ]; then
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result=`/bin/echo "$ratelist" | /usr/bin/awk -F ':' '{sum += $2} END {printf "%d\n", 1000000*sum/NR}'`
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elif [ "$3" == "min" ]; then
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result=`/bin/echo "$ratelist" | /usr/bin/awk -F ':' 'NR == 1 || $2 < min {min = $2} END {printf "%d\n", 1000000*min}'`
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elif [ "$3" == "max" ]; then
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result=`/bin/echo "$ratelist" | /usr/bin/awk -F ':' 'NR == 1 || $2 > max {max = $2} END {printf "%d\n", 1000000*max}'`
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fi
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# Return snmp result
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echo $result
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