Tor Block Script

#!/bin/bash
# Simple iptables rules to block tor connections on your server
# Created by Bruno P. Gonçalves

# Configure
_pub_if="eth0"
IPTABLES=/sbin/iptables

# Get exit ipts
wget -q -O - "https://check.torproject.org/exit-addresses" > /tmp/full.tor
grep -o '[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}\.[0-9]\{1,3\}' /tmp/full.tor > /tmp/ips.tor

# Create chain and add ips
$IPTABLES -N torlist
$IPTABLES -I INPUT -s 0.0.0.0/0 -j torlist
while read ipaddr
do
    $IPTABLES -I torlist -s $ipaddr -j DROP
done </tmp/ips.tor | sort | uniq

$IPTABLES -A torlist -j RETURN