#!/bin/sh

curl_ret=$(curl -s https://ipinfo.io)
awk_state="/\"$1\"/ {print \$2\" \"\$3\" \"\$4\" \"\$5\" \"\$6}"
#echo "CR: $curl_ret"
#echo "AS: $awk_state"

if [ "$1" == "" ]; then
  echo "$curl_ret"
else
  echo "$curl_ret" | awk "$awk_state" | cut -d'"' -f2
fi