bunkerweb/scripts/user-agents.sh
2021-06-14 13:39:27 +02:00

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#!/bin/sh
# load some functions
. /opt/entrypoint/utils.sh
if [ "$(grep "^SWARM_MODE=yes$" /etc/nginx/global.env)" != "" ] && [ -f /usr/sbin/nginx ] ; then
exit 0
fi
if [ "$(has_value BLOCK_USER_AGENT yes)" = "" ] ; then
exit 0
fi
# save old conf
cp /etc/nginx/user-agents.list /tmp/user-agents.list.bak
# generate new conf
BLACKLIST="$( (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) | sort -u | sed 's:\\ : :g;s:\\\.:%\.:g;s:\\\\:\\:g;s:\\/:/:g;s:\-:%\-:g')"
if [ "$?" -ne 0 ] ; then
job_log "[BLACKLIST] can't update user-agent list"
echo -n "" > /tmp/user-agents.list
else
echo -e "$BLACKLIST" > /tmp/user-agents.list
fi
# if we are running nginx
if [ -f /tmp/nginx.pid ] ; then
RELOAD="/usr/sbin/nginx -s reload"
# if we are in autoconf
elif [ -S /tmp/autoconf.sock ] && [ -f "/etc/nginx/autoconf" ] ; then
RELOAD="/opt/entrypoint/reload.py"
fi
# check number of lines
lines="$(wc -l /tmp/user-agents.list | cut -d ' ' -f 1)"
if [ "$lines" -gt 1 ] ; then
cp /tmp/user-agents.list /etc/nginx/user-agents.list
job_log "[BLACKLIST] user-agent list updated ($lines entries)"
if [ "$RELOAD" != "" ] ; then
$RELOAD > /dev/null 2>&1
if [ "$?" -eq 0 ] ; then
cp /tmp/user-agents.list /cache
job_log "[NGINX] successfull nginx reload after user-agent list update"
else
#cp /tmp/user-agents.list.bak /etc/nginx
job_log "[NGINX] failed nginx reload after user-agent list update fallback to old list"
$RELOAD > /dev/null 2>&1
fi
else
cp /tmp/user-agents.list /cache
fi
else
job_log "[BLACKLIST] can't update user-agent list"
fi
rm -f /tmp/user-agents.list 2> /dev/null
rm -f /tmp/user-agents.list.bak 2> /dev/null