#!/bin/bash
# parameter 1: port
# parameter 2: retry count

port=$1
retry=$2

i=0
while [ $i -lt $retry ]; do
	check_port 127.0.0.1 $port >/dev/null 2>&1
	ret=$?
	if [ "$ret" != "0" ]; then
		break
	fi
	((i++))
	echo "wait for port $port offline the $i-th time"
	sleep 1
done

if [ $i -ge $retry ]; then
	echo "port $port check offline timeout"
	exit 1
fi