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#!/bin/sh

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echo "Initializing Space Systems..."
echo "22" > /sys/class/gpio/unexport
echo "22" > /sys/class/gpio/export
sleep 0.5
echo "Securing Communication to Space Systems..."
echo "out" > /sys/class/gpio/gpio22/direction
sleep 0.5
echo "Open Communication Channel..."
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# Silent, Output to /dev/null, Timeout after 5s and retry 12 times, each doubling the waitingtime until ten minutes.
curl -s -o /dev/null -m 5 --connect-timeout 5 --retry 12 "hamburg.ccc.de/dooris/status.php?apikey=sesamaenderdich&action=close" &
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echo "Locking Space..."
echo "1" > /sys/class/gpio/gpio22/value
sleep 0.3
echo "Bye!"
echo "0" > /sys/class/gpio/gpio22/value