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fail2ban-client(1) - phpMan
FAIL2BAN-CLIENT(1) User Commands FAIL2BAN-CLIENT(1)
NAME
fail2ban-client - configure and control the server
SYNOPSIS
fail2ban-client [OPTIONS] <COMMAND>
DESCRIPTION
Fail2Ban v0.8.13 reads log file that contains password failure report and bans the corre‐
sponding IP addresses using firewall rules.
OPTIONS
-c <DIR>
configuration directory
-s <FILE>
socket path
-p <FILE>
pidfile path
-d dump configuration. For debugging
-i interactive mode
-v increase verbosity
-q decrease verbosity
-x force execution of the server (remove socket file)
-h, --help
display this help message
-V, --version
print the version
COMMAND
BASIC
start starts the server and the jails
reload reloads the configuration
reload <JAIL>
reloads the jail <JAIL>
stop stops all jails and terminate the server
status gets the current status of the server
ping tests if the server is alive
help return this output
LOGGING
set loglevel <LEVEL>
sets logging level to <LEVEL>. 0 is minimal, 4 is debug
get loglevel
gets the logging level
set logtarget <TARGET>
sets logging target to <TARGET>. Can be STDOUT, STDERR, SYSLOG or a file
get logtarget
gets logging target
flushlogs
flushes the logtarget if a file and reopens it. For log rotation.
JAIL CONTROL
add <JAIL> <BACKEND>
creates <JAIL> using <BACKEND>
start <JAIL>
starts the jail <JAIL>
stop <JAIL>
stops the jail <JAIL>. The jail is removed
status <JAIL>
gets the current status of <JAIL>
JAIL CONFIGURATION
set <JAIL> idle on|off
sets the idle state of <JAIL>
set <JAIL> addignoreip <IP>
adds <IP> to the ignore list of <JAIL>
set <JAIL> delignoreip <IP>
removes <IP> from the ignore list of <JAIL>
set <JAIL> addlogpath <FILE>
adds <FILE> to the monitoring list of <JAIL>
set <JAIL> dellogpath <FILE>
removes <FILE> from the monitoring list of <JAIL>
set <JAIL> addfailregex <REGEX>
adds the regular expression <REGEX> which must match failures for <JAIL>
set <JAIL> delfailregex <INDEX>
removes the regular expression at <INDEX> for failregex
set <JAIL> ignorecommand <VALUE>
sets ignorecommand of <JAIL>
set <JAIL> addignoreregex <REGEX>
adds the regular expression <REGEX> which should match pattern to exclude for
<JAIL>
set <JAIL> delignoreregex <INDEX>
removes the regular expression at <INDEX> for ignoreregex
set <JAIL> findtime <TIME>
sets the number of seconds <TIME> for which the filter will look back for <JAIL>
set <JAIL> bantime <TIME>
sets the number of seconds <TIME> a host will be banned for <JAIL>
set <JAIL> usedns <VALUE>
sets the usedns mode for <JAIL>
set <JAIL> banip <IP>
manually Ban <IP> for <JAIL>
set <JAIL> unbanip <IP>
manually Unban <IP> in <JAIL>
set <JAIL> maxretry <RETRY>
sets the number of failures <RETRY> before banning the host for <JAIL>
set <JAIL> addaction <ACT>
adds a new action named <NAME> for <JAIL>
set <JAIL> delaction <ACT>
removes the action <NAME> from <JAIL>
set <JAIL> setcinfo <ACT> <KEY> <VALUE>
sets <VALUE> for <KEY> of the action <NAME> for <JAIL>
set <JAIL> delcinfo <ACT> <KEY>
removes <KEY> for the action <NAME> for <JAIL>
set <JAIL> actionstart <ACT> <CMD>
sets the start command <CMD> of the action <ACT> for <JAIL>
set <JAIL> actionstop <ACT> <CMD>
sets the stop command <CMD> of the action <ACT> for <JAIL>
set <JAIL> actioncheck <ACT> <CMD>
sets the check command <CMD> of the action <ACT> for <JAIL>
set <JAIL> actionban <ACT> <CMD>
sets the ban command <CMD> of the action <ACT> for <JAIL>
set <JAIL> actionunban <ACT> <CMD>
sets the unban command <CMD> of the action <ACT> for <JAIL>
JAIL INFORMATION
get <JAIL> logpath
gets the list of the monitored files for <JAIL>
get <JAIL> ignoreip
gets the list of ignored IP addresses for <JAIL>
get <JAIL> ignorecommand
gets ignorecommand of <JAIL>
get <JAIL> failregex
gets the list of regular expressions which matches the failures for <JAIL>
get <JAIL> ignoreregex
gets the list of regular expressions which matches patterns to ignore for <JAIL>
get <JAIL> findtime
gets the time for which the filter will look back for failures for <JAIL>
get <JAIL> bantime
gets the time a host is banned for <JAIL>
get <JAIL> usedns
gets the usedns setting for <JAIL>
get <JAIL> maxretry
gets the number of failures allowed for <JAIL>
get <JAIL> addaction
gets the last action which has been added for <JAIL>
get <JAIL> actionstart <ACT>
gets the start command for the action <ACT> for <JAIL>
get <JAIL> actionstop <ACT>
gets the stop command for the action <ACT> for <JAIL>
get <JAIL> actioncheck <ACT>
gets the check command for the action <ACT> for <JAIL>
get <JAIL> actionban <ACT>
gets the ban command for the action <ACT> for <JAIL>
get <JAIL> actionunban <ACT>
gets the unban command for the action <ACT> for <JAIL>
get <JAIL> cinfo <ACT> <KEY>
gets the value for <KEY> for the action <ACT> for <JAIL>
FILES
/etc/fail2ban/*
AUTHOR
Written by Cyril Jaquier <cyril.jaquier AT fail2ban.org>. Many contributions by Yaroslav O.
Halchenko <debian AT onerussian.com>.
REPORTING BUGS
Report bugs via Debian bug tracking system http://www.debian.org/Bugs/ .
COPYRIGHT
Copyright © 2004-2008 Cyril Jaquier, 2008- Fail2Ban Contributors
Copyright of modifications held by their respective authors. Licensed under the GNU Gen‐
eral Public License v2 (GPL).
SEE ALSO
fail2ban-server(1) jail.conf(5)
fail2ban-client v0.8.13 March 2014 FAIL2BAN-CLIENT(1)
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