#!/bin/sh

echo "map \$http_user_agent \$bad_user_agent { default no; }" > /etc/nginx/map-user-agent.conf
echo "map \$http_user_agent \$bad_user_agent { default no; }" > /cache/map-user-agent.conf


BLACKLIST="$(curl -s https://raw.githubusercontent.com/mitchellkrogza/nginx-ultimate-bad-bot-blocker/master/_generator_lists/bad-user-agents.list)
$(curl -s https://raw.githubusercontent.com/JayBizzle/Crawler-Detect/master/raw/Crawlers.txt)"
if [ "$?" -ne 0 ] ; then
	job_log "[BLACKLIST] can't update user-agent list"
fi
DATA=""
IFS=$'\n'
for ua in $BLACKLIST ; do
        DATA="${DATA}~*${ua} yes;\n"
done
DATA_ESCAPED=$(echo "$DATA" | sed 's: :\\\\ :g' | sed 's:\\\\ yes;: yes;:g' | sed 's:\\\\\\ :\\\\ :g')

echo -e "map \$http_user_agent \$bad_user_agent { default no; $DATA_ESCAPED }" > /cache/map-user-agent.conf
cp /cache/map-user-agent.conf /etc/nginx/map-user-agent.conf
lines="$(wc -l /etc/nginx/map-user-agent.conf | cut -d ' ' -f 1)"
job_log "[BLACKLIST] user-agent list updated ($lines entries)"

if [ -f /tmp/nginx.pid ] ; then
	/usr/sbin/nginx -s reload > /dev/null 2>&1
	if [ "$?" -eq 0 ] ; then
		job_log "[NGINX] successfull nginx reload after user-agent list update"
	else
		job_log "[NGINX] failed nginx reload after user-agent list update"
	fi
fi