mirror of https://github.com/fail2ban/fail2ban
69 lines
2.1 KiB
Plaintext
69 lines
2.1 KiB
Plaintext
# Fail2Ban configuration file
|
|
#
|
|
# Author: Guido Bozzetto
|
|
# Modified: Cyril Jaquier
|
|
#
|
|
# make "f2b-<name>" chain to match drop IP
|
|
# make "f2b-<name>-log" chain to log and drop
|
|
# insert a jump to f2b-<name> from -I <chain> if proto/port match
|
|
#
|
|
#
|
|
|
|
[INCLUDES]
|
|
|
|
before = iptables-common.conf
|
|
|
|
[Definition]
|
|
|
|
# Option: actionstart
|
|
# Notes.: command executed on demand at the first ban (or at the start of Fail2Ban if actionstart_on_demand is set to false).
|
|
# Values: CMD
|
|
#
|
|
actionstart = <iptables> -N f2b-<name>
|
|
<iptables> -A f2b-<name> -j <returntype>
|
|
<iptables> -I <chain> 1 -p <protocol> -m multiport --dports <port> -j f2b-<name>
|
|
<iptables> -N f2b-<name>-log
|
|
<iptables> -I f2b-<name>-log -j LOG --log-prefix "$(expr f2b-<name> : '\(.\{1,23\}\)'):DROP " --log-level warning -m limit --limit 6/m --limit-burst 2
|
|
<iptables> -A f2b-<name>-log -j <blocktype>
|
|
|
|
# Option: actionflush
|
|
# Notes.: command executed once to flush IPS, by shutdown (resp. by stop of the jail or this action)
|
|
# Values: CMD
|
|
#
|
|
actionflush = <iptables> -F f2b-<name>
|
|
<iptables> -F f2b-<name>-log
|
|
|
|
# Option: actionstop
|
|
# Notes.: command executed at the stop of jail (or at the end of Fail2Ban)
|
|
# Values: CMD
|
|
#
|
|
actionstop = <iptables> -D <chain> -p <protocol> -m multiport --dports <port> -j f2b-<name>
|
|
<actionflush>
|
|
<iptables> -X f2b-<name>
|
|
<iptables> -X f2b-<name>-log
|
|
|
|
# Option: actioncheck
|
|
# Notes.: command executed once before each actionban command
|
|
# Values: CMD
|
|
#
|
|
actioncheck = <iptables> -n -L f2b-<name>-log >/dev/null
|
|
|
|
# Option: actionban
|
|
# Notes.: command executed when banning an IP. Take care that the
|
|
# command is executed with Fail2Ban user rights.
|
|
# Tags: See jail.conf(5) man page
|
|
# Values: CMD
|
|
#
|
|
actionban = <iptables> -I f2b-<name> 1 -s <ip> -j f2b-<name>-log
|
|
|
|
# Option: actionunban
|
|
# Notes.: command executed when unbanning an IP. Take care that the
|
|
# command is executed with Fail2Ban user rights.
|
|
# Tags: See jail.conf(5) man page
|
|
# Values: CMD
|
|
#
|
|
actionunban = <iptables> -D f2b-<name> -s <ip> -j f2b-<name>-log
|
|
|
|
[Init]
|
|
|