AWS IP address blocklist - To be used with Nginx Bad Bot and User-Agent Blocker

get_amazon_ips.sh

#!/usr/bin/env bash


## Author: Tommy Miland (@tmiland) - Copyright (c) 2019

if [[ "$EUID" -ne 0 ]]; then
  echo -e "Sorry, you need to run this as root"
  exit 1
fi

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# To be used with Nginx Bad Bot and User-Agent Blocker
# https://github.com/mitchellkrogza/nginx-ultimate-bad-bot-blocker

# Add to /etc/nginx/bots.d/blacklist-ips.conf
# Amazon IP subnets
# include snippets/IPv4_aws_blacklist.conf;
# include snippets/IPv6_aws_blacklist.conf;

NGINX_PATH=/etc/nginx

# AWS
curl -o aws.json https://ip-ranges.amazonaws.com/ip-ranges.json

# Get all IPv4 addresses
IPv4=$(jq -r '.prefixes | .[].ip_prefix' < aws.json > IPv4_aws_blacklist.conf)
# Get all IPv6 addresses
IPv6=$(jq -r '.ipv6_prefixes | .[].ipv6_prefix' < aws.json > IPv6_aws_blacklist.conf)

# Remove duplicates
for f in IPv*.conf; do
  gawk -i inplace '!seen[$0]++' "$f";
done

# Ngxblocker Blacklist
for f in IPv*.conf; do
  sed -i 's/$/ 1;/' "$f";
done

# Copy to nginx path
for f in IPv*.conf; do
  cp -rp "$f" $NGINX_PATH/snippets/;
done

rm -f aws.json && rm -f IPv*.conf