Blocklists/blocklist.sh
2023-02-06 12:42:12 +01:00

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3.2 KiB
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Executable File

#!/bin/bash
if [ "$(whoami)" == "root" ]; then echo "root ok"; else echo "run as root!"; exit 1; fi;
IPTABLES_PATH=$(whereis iptables | awk '{print $2}')
IPSET_PATH=$(whereis ipset | awk '{print $2}')
SORT_PATH=$(whereis sort | awk '{print $2}')
GREP_PATH=$(whereis grep | awk '{print $2}')
JQ_PATH=$(whereis jq | awk '{print $2}')
BLOCKLISTDE="https://lists.blocklist.de/lists/all.txt"
CRWALERS="https://isc.sans.edu/api/threatcategory/research?json"
ABUSE="https://api.abuseipdb.com/api/v2/blacklist"
abuse_key="INSERT_YOUR_API_KEY_HERE" #https://www.abuseipdb.com/account/api
if [ -f $IPTABLES_PATH ]; then echo "iptables OK"; else "I require iptables but it's not installed."; apt install -y iptables; fi;
#if ! command -v iptables >/dev/null; then echo "I require iptables but it's not installed."; apt install -y iptables; else echo "iptables OK"; fi;
if [ -f $IPSET_PATH ]; then echo "ipset OK"; else echo "I require ipset but it's not installed."; apt install -y ipset; fi;
#if ! command -v ipset >/dev/null; then echo "I require ipset but it's not installed."; apt install -y ipset; else echo "ipset OK"; fi;
if [ -f $SORT_PATH ]; then echo "sort OK"; else echo "Cannot find [ sort ]. Is it installed? Exiting"; exit 1; fi;
#if ! command -v sort >/dev/null; then echo "I require sort but it's not installed."; else echo "sort OK"; fi;
if [ -x $JQ_PATH ]; then echo "jq OK"; else echo "jq not installed, installing"; apt install -y jq; fi;
#if ! command -v jq >/dev/null; then echo "I require jq but it's not installed."; apt install -y jq; fi;
if [ -f $GREP_PATH ]; then echo "grep OK"; else echo "Cannot find [ grep ]. Installing..."; apt install -y grep; fi;
#if ! command -v grep >/dev/null; then echo "I require grep but it's not installed."; apt install -y grep; else echo "grep OK"; fi;
echo "Downloading the most recent IP list from $BLOCKLISTDE ... and adding them to ipset blocklistde"
$(whereis ipset | cut -d" " -f 2) create blocklistde hash:ip
curl -s https://lists.blocklist.de/lists/all.txt | grep -E -o "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)" | xargs -L1 $IPSET_PATH add blocklistde 2>&1
echo "Downloading the most recent IP list from $CRWALERS ... and adding them to ipset crawler_bots"
$(whereis ipset | cut -d" " -f 2) create crawler_bots hash:ip
curl -s https://isc.sans.edu/api/threatcategory/research?json | jq '.[] | {ipv4}' | grep ':' | awk '{ print $2 }' | tr -d '"' | xargs -L1 $IPSET_PATH add crawler_bots 2>&1
echo "Downloading the most recent IP list from $ABUSE and adding them to abuseipdb"
$(whereis ipset | cut -d" " -f 2) create abuseipdb hash:ip
curl -s -H "key: $abuse_key" https://api.abuseipdb.com/api/v2/blacklist | grep -E -o "(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)\.(25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)" | xargs -L1 $IPSET_PATH add abuseipdb 2>&1
echo "Adding the iptables rules..."
$IPTABLES_PATH -I INPUT -m set --match-set crawler_bots src -j DROP
$IPTABLES_PATH -I INPUT -m set --match-set blocklistde src -j DROP
$IPTABLES_PATH -I INPUT -m set --match-set abuseipdb src -j DROP