#!/bin/bash

/usr/bin/ischroot &&
  exit 0

. '/etc/os-release'

CU='\033[4m'    # underline
C0='\033[0m'    # clear
C1='\033[31m'   # red
C2='\033[32m'   # green
C3='\033[33m'   # yellow
C4='\033[34m'   # blue

HOSTNAME=$(/usr/bin/hostname)
IP4=($(/sbin/ifconfig | /bin/grep 'inet ' | /usr/bin/mawk '/inet/{print $2}' | /bin/grep --invert-match '127.0.0.1'))
IP6=($(/sbin/ifconfig | /bin/grep 'inet6' | /usr/bin/mawk '{print $2}' | /bin/grep --extended-regexp --invert-match '^(fe80|::1)'))

/bin/echo -e "\t${C3}Hostname:${C0}\t\t\t\t\t${HOSTNAME}"
for IP4 in "${IP4[@]}"; do
  /bin/echo -e "\t${C3}IPv4-Address:${C0}\t\t\t\t\t${IP4}"
done
for IP6 in "${IP6[@]}"; do
  /bin/echo -e "\t${C3}IPv6-Address:${C0}\t\t\t\t\t${IP6}"
done
