Mac OSX Terminal – Get Mac Internal/External IP

#!/bin/bash

clear

# Get IP - Start
ip=$(ipconfig getifaddr en0)
nen=0
while [ -z $ip ]; do
  let nen=nen+1
  eth="en$nen"
#echo $eth
  ip=$(ipconfig getifaddr $(echo $eth))
done
echo "Internal IP: " $ip
# Get IP - Stop
#Variables - stop

#echo "External IP: " $(curl -s https://www.kittell.net/ip.php)
echo "External IP: " $(curl -s http://api.ipaddress.today)