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Update Firewall With Log
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# shellcheck disable=SC2006 | |
# shellcheck disable=SC2013 | |
warning=`tput setaf 1` | |
success=`tput setaf 2` | |
default=`tput sgr0` | |
grep -o -E '[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' /var/log/auth.log | sort -u > /tmp/failed-unique-ips.log | |
current_ips=$(ufw status); | |
for ip in $(cat /tmp/failed-unique-ips.log) | |
do | |
exists=$(echo "$current_ips" | grep -io "$ip") | |
if test "$exists" != ""; then | |
echo "${default}IP $ip is on UFW" | |
continue | |
fi | |
key="ABUSEIPDB KEY" | |
reports=$(curl -s -G https://api.abuseipdb.com/api/v2/check --data-urlencode "ipAddress=$ip" -d maxAgeInDays=90 -d verbose -H "Key: $key" -H "Accept: application/json" | jq -r '.data.totalReports') | |
if test "$reports" = "0"; then | |
echo "${success}IP $ip does not have reports" | |
else | |
echo "${warning}IP $ip has $reports reports, was added to UFW" | |
ufw deny from "$ip" | |
fi | |
done | |
rm /tmp/failed-unique-ips.log | |
tput sgr0 |
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