Sixfab_PPP_Installer/ppp_installer/reconnect_gprsshield

#!/bin/sh

gpio -g mode 19 in
gpio -g mode 26 out

while true; do

	if [ $(gpio -g read 19) = "0" ]; then
		echo "Power up"

		gpio -g write 26 0
		gpio -g write 26 1
		sleep 2
		gpio -g write 26 0
		sleep 2
	else
		ping -q -I ppp0 -c 1 8.8.8.8 -s 0 >/dev/null

		if [ $? -ne 0 ]; then
			echo "Connection down, reconnecting..."
			sudo pon
		fi
	fi

	sleep 10
done