/etc/fail2ban/filter.d/apache-deepurls.conf to block "deep path" requests attacking apache2

apache-deepurls.conf

# Fail2Ban configuration file
# 詳見： 「fail2ban： 新手老手 root 網管都要練的金鐘罩」
# http://newtoypia.blogspot.tw/2016/04/fail2ban.html
#
# Author: Chao-Kuei Hung
#
# $Revision: 1 $
#

[Definition]

# Option:  failregex
# Notes.:  Regexp to catch Apache overflow attempts.
# Values:  TEXT
#
failregex = <HOST>.*GET\s+(/[^/\s]*){9}
#failregex = [[]client <HOST>[]] 

# Option:  ignoreregex
# Notes.:  regex to ignore. If this regex matches, the line is ignored.
# Values:  TEXT
#
ignoreregex =