fail2ban/config/action.d/dummy.conf

# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
#

[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 = if [ ! -z '<target>' ]; then touch <target>; fi;
              printf %%b "<init>\n" <to_target>
              echo "%(debug)s started"

# Option:  actionflush
# Notes.:  command executed once to flush (clear) all IPS, by shutdown (resp. by stop of the jail or this action)
# Values:  CMD
#
actionflush = printf %%b "-*\n" <to_target>
              echo "%(debug)s clear all"

# Option:  actionstop
# Notes.:  command executed at the stop of jail (or at the end of Fail2Ban)
# Values:  CMD
#
actionstop = if [ ! -z '<target>' ]; then rm -f <target>; fi;
             echo "%(debug)s stopped"

# Option:  actioncheck
# Notes.:  command executed once before each actionban command
# Values:  CMD
#
actioncheck = 

# 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 = printf %%b "+<ip>\n" <to_target>
            echo "%(debug)s banned <ip> (family: <family>)"

# 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 = printf %%b "-<ip>\n" <to_target>
              echo "%(debug)s unbanned <ip> (family: <family>)"


debug = [<name>] <actname> <target> --

[Init]

init = 123

target = /var/run/fail2ban/fail2ban.dummy
to_target = >> <target>