openwrt wan auto reconnect hotplug script

98-mylog

#!/bin/sh
#File for my debugging purposes
echo $ACTION >> /tmp/mylog
echo $INTERFACE >> /tmp/mylog
echo "" >> /tmp/mylog

99-keepwanalive -- WORK IN PROGRESS

#!/bin/sh
# Place me in /etc/hotplug.d/iface/99-keepwanalive

if [ "$ACTION" = "ifdown" -a "$INTERFACE" = "wan6" ]; then
echo "Entering IF statement" >> /tmp/mylog
  COUNTER="0"
  FLAG="0"

  while [ "$FLAG" = 0 ]
  do
        echo "Entered While" >> /tmp/mylog
sleep 1
grep "unknown" /sys/class/net/pppoe-wan6/operstate
RESULT="$?"
echo "Result : $RESULT" >> /tmp/mylog
        if [ "$RESULT" != 0 ]; then

      let COUNTER++
        echo "Log from /etc/hotplug.d/iface/99-keepwanalive -- pppoe-wan6 Fou$
      logger -t DEBUG "Log from /etc/hotplug.d/iface/99-keepwanalive -- pppoe$
      logger -t DEBUG "Attempt #${COUNTER} to reconnect pppoe-wan6"
echo "Attempt #${COUNTER} to reconnect pppoe-wan6" >> /tmp/mylog

      ifup wan6
      sleep 10 #sec

    else
      FLAG=1
    fi
  done

fi

98-mylog is just for debugging purposes
tail -f /tmp/mylog would keep you updated

For interface names ,
ls /sys/class/net ...
In my case in 14.07,
Interface wan6 was for pppoe

Thank you!

operstate is on my interface always unknown - also when it is connected.