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@morgaine
Created December 1, 2012 14:17
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Example snippet showing use of shell to display ping status on LEDs
#! /bin/sh
LED_CONTROL_CMD="switch_led"
LED_CONTROL_CMD="echo"
BASE_LED_NUMBER="5"
INTERVAL="30"
HOSTS="
google.com
slashdot.org
no-such-host.net
"
while true
do
LED_NO="$BASE_LED_NUMBER"
for TARGET in $HOSTS
do
if ping -n -c 1 $TARGET >/dev/null 2>&1
then
"$LED_CONTROL_CMD" "$LED_NO" 1
else
"$LED_CONTROL_CMD" "$LED_NO" 0
fi
LED_NO=$(($LED_NO + 1))
done
sleep "$INTERVAL"
done
@morgaine
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morgaine commented Dec 1, 2012

This Gist was in response to a request for scripting help in the Element 14 Raspberry Pi forum at thread http://www.element14.com/community/thread/20951?tstart=0

@kszere
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kszere commented Dec 23, 2015

How this see in Python?

@jahanzeb07
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Hi, I think somebody already should have found complete solution for this. I am also doing a project in which I required similar functionality but couldn't figure out how it will be done. Please post the complete solution. Thank you very much.

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