Icecast connection watcher

icywatch.sh

#!/bin/bash
TERM=xterm-256color

bold=$(printf '\033[1m')
lred=$(printf '\033[91m')
lblue=$(printf '\033[94m')
white=$(printf '\033[97m')
green=$(printf '\033[92m')
lgreen=$(printf '\033[36m')
yellow=$(printf '\033[33m')
default=$(printf '\033[0m')

sourceHost=home.grey-box.net

MyExit() {
    echo -e "\n\e[31mStopped by user\e[0m"
    tput cnorm
    exit
}    
trap MyExit INT

source=$(dig +short ${sourceHost})

delay=5
tput civis 
clear
str="${2:-}"
printf "\033[1;35m"
while true; do
  cmd=$(netstat -pant|grep 8000|grep -v '10.0.2'|grep -v '0.0.0.0'|grep -v 127.0.0.1|grep -v ${source}|awk '{print $5}'|cut -d: -f1|uniq)
  clear
  printf "${lblue}${bold} Icecast Clients${default}\n ───────────────\n"
  for ip in ${cmd}; do
    ptr=$(dig -x ${ip} +short)
    printf " ${white}${ip} - ${ptr}${default}%s\n" "${str}"
  done
  sleep ${delay}
done
clear
tput cnorm