#!/bin/bash
# fanta <fanta@56k.es>
# ru block - Para bloquear toda Rusia con iptables. Ejecutar como root
# dependencies: bash wget curl iptables

ipListUrl="https://www.ipdeny.com/ipblocks/data/countries/ru.zone"

function main(){
  checkURL
  downloadIPList
  blockIP
}

function checkURL(){
  errorCode=$(curl -kiss $ipListUrl | head -1 | cut -d " " -f 2)
  if [ $errorCode != 200 ]; then echo "URL not found $ipListUrl"; exit; fi
}

function downloadIPList(){
  wget -q "$ipListUrl" -O /tmp/.ips > /dev/null 2>&1
}

function blockIP(){
  while read -r ip; do echo "DROP $ip"; iptables -A INPUT -s $ip -j DROP; done < /tmp/.ips
}

main