csu3_am335x/EVSE/rootfs/usr/bin/check_tmate.sh

#!/bin/sh
interval_polling_second=60
interval_restart_minute=30

while :
do
        DATE=`date +%Y-%m-%d_%H:%M:%S`
        ppid=`pgrep -f "tmate -S /tmp/tmate.sock new-session -d"`

        if [ $ppid > 0 ]; then

            minute="$(date +%M)"
            if [ $(($minute % $interval_restart_minute)) == 0 ]; then
                echo [ $DATE ] "pkill tmate..."  >> /Storage/SystemLog/check_tmate.log
                `/usr/bin/pkill tmate`
            else
                echo [ $DATE ] "tmate already running..."  >> /Storage/SystemLog/check_tmate.log
            fi
        else
                addr=`/usr/bin/run_tmate.sh`
                id=CSU3_$(cat /sys/class/net/eth0/address)
                `/usr/bin/timeout -t 10 /usr/bin/wget --spider folus.no-ip.org:8090/tmate_update.php?chargerID=$id\&tmateAddr=${addr:4}`

                if [ $? -eq 0 ]; then
                        echo [ $DATE ] $addr  >> /Storage/SystemLog/check_tmate.log
                else
                        echo [ $DATE ] "tmate start fail..."  >> /Storage/SystemLog/check_tmate.log
			`/usr/bin/pkill tmate`
		fi
        fi

        sleep $interval_polling_second
done