bcg/port.sh

## port.sh
  address=127.0.0.1
  port=8080
  echo "Waiting on TCP connection to $address:$port"
  while ! exec 6<>/dev/tcp/${address}/${port}; do
    sleep 2
  done
	address=127.0.0.1
	port=8080
	echo "Waiting on TCP connection to $address:$port"
	while ! exec 6<>/dev/tcp/${address}/${port}; do
	sleep 2
	done