MaD: mal reingeschmissen...

2006-03-01T10:56:00Z

mal reingeschmissen...

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[[Category:Hardware]]
[[Category:WLAN]]
[[Category:Tipps und Tricks]]

Ein Skript zur Überwachung von Netzwerkinterfaces, primär für das [[Wireless Router Application Platform|WRAP]]-Board, in gewissem Maße auch unter X mit den Keyboard-LEDs nutzbar.

<pre>
#!/bin/bash

ifs=(
[0]="eth0|wrap|2"
[1]="ath0|wrap|3"
)

n_ifs=${#ifs[@]}

function out_echo {
echo "$1$2 "
}

function out_xled {
if [ "$2" = "off" ]; then
xset -led "$1"
else
xset led "$1"
fi
}

function out_wrap {
if [ "$1" = "2" ]; then
if [ "$2" = "off" ]; then
# 1on 2off
echo "H" | dd of=/dev/port bs=1 count=1 seek=62464 2>/dev/null
else
# 1on 2on
echo "A" | dd of=/dev/port bs=1 count=1 seek=62464 2>/dev/null
fi
elif [ "$1" = "3" ]; then
if [ "$2" = "off" ]; then
# 3off
echo "L" | dd of=/dev/port bs=1 count=1 seek=62466 2>/dev/null
else
echo "A" | dd of=/dev/port bs=1 count=1 seek=62466 2>/dev/null
fi
fi
}

while true; do
i_if=0

while [ $i_if -lt $n_ifs ]; do
if=`echo "${ifs[$i_if]}" | cut -d\| -f 1`
func=`echo "${ifs[$i_if]}" | cut -d\| -f 2`
num=`echo "${ifs[$i_if]}" | cut -d\| -f 3`

line=`fgrep "$if:" /proc/net/dev | sed -e 's/^[^:]*://'`
if [ ! -z "$line" ]; then
#echo "$line"

pkts=`echo "$line" | awk '{ print $2 }'`
if [ "$pkts" != "${packets[$i_if]}" ]; then
packets[$i_if]="$pkts"
out_$func "$num" "on"
else
out_$func "$num" "off"
fi
fi

i_if=$(($i_if + 1))
done
LC_ALL=C sleep 0.1
done
</pre>

Wireless Router Application Platform/netled.sh - Versionsgeschichte

MaD: mal reingeschmissen...