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Author SHA1 Message Date
Yaroslav Halchenko de27944089 pristine-tar data for fail2ban_0.8.8.orig.tar.gz 2012-12-06 09:25:25 -05:00
Yaroslav Halchenko 00d022f9cf pristine-tar data for fail2ban_0.8.7.orig.tar.gz 2012-07-31 18:01:46 -04:00
Yaroslav Halchenko f07a494f9c pristine-tar data for fail2ban_0.8.6.orig.tar.gz 2012-01-01 01:02:38 -05:00
Yaroslav Halchenko d1b0f6bc68 pristine-tar data for fail2ban_0.8.5.orig.tar.gz 2011-09-28 12:32:01 -04:00
Yaroslav Halchenko 055d59a026 pristine-tar data for fail2ban_0.8.4+svn20110323.orig.tar.gz 2011-09-28 12:32:00 -04:00
Yaroslav Halchenko adc17f5062 pristine-tar data for fail2ban_0.8.4.orig.tar.gz 2011-09-28 12:32:00 -04:00
Yaroslav Halchenko 12a3e23a0d pristine-tar data for fail2ban_0.8.3.orig.tar.gz 2011-09-28 12:32:00 -04:00
Yaroslav Halchenko e39084902b pristine-tar data for fail2ban_0.8.2.orig.tar.gz 2011-09-28 12:31:59 -04:00
Yaroslav Halchenko 93d9a34d8b pristine-tar data for fail2ban_0.8.1.orig.tar.gz 2011-09-28 12:31:59 -04:00
Yaroslav Halchenko a8b53fc05f pristine-tar data for fail2ban_0.8.0.orig.tar.gz 2011-09-28 12:31:58 -04:00
Yaroslav Halchenko a2a1bd170d pristine-tar data for fail2ban_0.7.9.orig.tar.gz 2011-09-28 12:31:58 -04:00
Yaroslav Halchenko a2a5cdb329 pristine-tar data for fail2ban_0.7.8.orig.tar.gz 2011-09-28 12:31:58 -04:00
Yaroslav Halchenko 624f357cf5 pristine-tar data for fail2ban_0.7.7.orig.tar.gz 2011-09-28 12:31:57 -04:00
Yaroslav Halchenko c12f6be991 pristine-tar data for fail2ban_0.7.6.orig.tar.gz 2011-09-28 12:31:57 -04:00
Yaroslav Halchenko ce1ef568b1 pristine-tar data for fail2ban_0.7.5.orig.tar.gz 2011-09-28 12:31:56 -04:00
Yaroslav Halchenko 553d9dfc79 pristine-tar data for fail2ban_0.7.4.orig.tar.gz 2011-09-28 12:31:56 -04:00
Yaroslav Halchenko 4153272dfd pristine-tar data for fail2ban_0.6.1.orig.tar.gz 2011-09-28 12:31:55 -04:00
Yaroslav Halchenko 3878e9de84 pristine-tar data for fail2ban_0.6.0.orig.tar.gz 2011-09-28 12:31:55 -04:00
Yaroslav Halchenko 4dd4e76568 pristine-tar data for fail2ban_0.5.4.orig.tar.gz 2011-09-28 12:31:55 -04:00
Yaroslav Halchenko 6e27a9d4dd pristine-tar data for fail2ban_0.5.3.orig.tar.gz 2011-09-28 12:31:54 -04:00
Yaroslav Halchenko 9f5bbd82cb pristine-tar data for fail2ban_0.5.2.orig.tar.gz 2011-09-28 12:31:54 -04:00
117 changed files with 21 additions and 7946 deletions
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|_| \__,_|_|_/___|_.__/\__,_|_||_|
=============================================================
Fail2Ban (version 0.7.3) 2006/09/28
=============================================================
ver. 0.7.3 (2006/09/28) - beta
----------
- Added man pages. Thanks to Yaroslav Halchenko
- Added wildcard support for "logpath"
- Added Gamin (file and directory monitoring system) support
- (Re)added "ignoreip" option
- Added more concurrency protection
- First attempt at solving bug #1457620 (locale issue)
- Performance improvements
- (Re)added permanent banning with banTime < 0
- Added DNS support to "ignoreip". Feature Request #1285859
ver. 0.7.2 (2006/09/10) - beta
----------
- Refactoring and code cleanup
- Improved client output
- Added more get/set commands
- Added more configuration templates
- Removed "logpath" and "maxretry" from filter templates.
They must be defined in jail.conf now
- Added interactive mode. Use "-i"
- Added a date detector. "timeregex" and "timepattern" are no
more needed
- Added "fail2ban-regex". This is a tool to help finding
"failregex"
- Improved server communication. Start a new thread for each
incoming request. Fail2ban is not really thread-safe yet
ver. 0.7.1 (2006/08/23) - alpha
----------
- Fixed daemon mode bug
- Added Gentoo init.d script
- Fixed path bug when trying to start "fail2ban-server"
- Fixed reload command
ver. 0.7.0 (2006/08/23) - alpha
----------
- Almost a complete rewrite :) Fail2ban design is really
better (IMHO). There is a lot of new features
- Client/Server architecture
- Multithreading. Each jail has its own threads: one for the
log reading and another for the actions
- Execute several actions
- Split configuration files. They are more readable and easy
to use
- failregex uses group (<host>) now. This feature was already
present in the Debian package
- lots of things...
ver. 0.6.1 (2006/03/16) - stable
----------
- Added permanent banning. Set banTime to a negative value to
enable this feature (-1 is perfect). Thanks to Mannone
- Fixed locale bug. Thanks to Fernando José
- Fixed crash when time format does not match data
- Propagated patch from Debian to fix fail2ban search path
addition to the path search list: now it is added first.
Thanks to Nick Craig-Wood
- Added SMTP authentification for mail notification. Thanks
to Markus Hoffmann
- Removed debug mode as it is confusing for people
- Added parsing of timestamp in TAI64N format (#1275325).
Thanks to Mark Edgington
- Added patch #1382936 (Default formatted syslog logging).
Thanks to Patrick B�rjesson
- Removed 192.168.0.0/16 from ignoreip. Attacks could also
come from the local network.
- Robust startup: if iptables module does not get fully
initialized after startup of fail2ban, fail2ban will do
"maxreinit" attempts to initialize its own firewall. It
will sleep between attempts for "polltime" number of
seconds (closes Debian: #334272). Thanks to Yaroslav
Halchenko
- Added "interpolations" in fail2ban.conf. This is provided
by the ConfigParser module. Old configuration files still
work. Thanks to Yaroslav Halchenko
- Added initial support for hosts.deny and shorewall. Need
more testing. Please test. Thanks to kojiro from Gentoo
forum for hosts.deny support
- Added support for vsftpd. Thanks to zugeschmiert
ver. 0.6.0 (2005/11/20) - stable
----------
- Propagated patches introduced by Debian maintainer
(Yaroslav Halchenko):
* Added an option to report local time (including timezone)
or GMT in mail notification.
ver. 0.5.5 (2005/10/26) - beta
----------
- Propagated patches introduced by Debian maintainer
(Yaroslav Halchenko):
* Introduced fwcheck option to verify consistency of the
chains. Implemented automatic restart of fail2ban main
function in case check of fwban or fwunban command failed
(closes: #329163, #331695). (Introduced patch was further
adjusted by upstream author).
* Added -f command line parameter for [findtime].
* Added a cleanup of firewall rules on emergency shutdown
when unknown exception is catched.
* Fail2ban should not crash now if a wrong file name is
specified in config.
* reordered code a bit so that log targets are setup right
after background and then only loglevel (verbose, debug)
is processed, so the warning could be seen in the logs
* Added a keyword <section> in parsing of the subject and
the body of an email sent out by fail2ban (closes:
#330311)
ver. 0.5.4 (2005/09/13) - beta
----------
- Fixed bug #1286222.
- Propagated patches introduced by Debian maintainer
(Yaroslav Halchenko):
* Fixed handling of SYSLOG logging target. Now it can log
to any SYSLOG target and facility as directed by the
config
* Format of SYSLOG entries fixed to look closer to standard
* Fixed errata in config/gentoo-confd
* Introduced findtime configuration variable to control the
lifetime of caught "failed" log entries
ver. 0.5.3 (2005/09/08) - beta
----------
- Fixed a bug when overriding "maxfailures" or "bantime".
Thanks to Yaroslav Halchenko
- Added more debug output if an error occurs when sending
mail. Thanks to Stephen Gildea
- Renamed "maxretry" to "maxfailures" and changed default
value to 5. Thanks to Stephen Gildea
- Hopefully fixed bug #1256075
- Fixed bug #1262345
- Fixed exception handling in PIDLock
- Removed warning when using "-V" or "-h" with no config
file. Thanks to Yaroslav Halchenko
- Removed "-i eth0" from config file. Thanks to Yaroslav
Halchenko
ver. 0.5.2 (2005/08/06) - beta
----------
- Better PID lock file handling. Should close #1239562
- Added man pages
- Removed log4py dependency. Use logging module instead
- "maxretry" and "bantime" can be overridden in each section
- Fixed bug #1246278 (excessive memory usage)
- Fixed crash on wrong option value in configuration file
- Changed custom chains to lowercase
ver. 0.5.1 (2005/07/23) - beta
----------
- Fixed bugs #1241756, #1239557
- Added log targets in configuration file. Removed -l option
- Changed iptables rules in order to create a separated chain
for each section
- Fixed static banList in firewall.py
- Added an initd script for Debian. Thanks to Yaroslav
Halchenko
- Check for obsolete files after install
ver. 0.5.0 (2005/07/12) - beta
----------
- Added support for CIDR mask in ignoreip
- Added mail notification support
- Fixed bug #1234699
- Added tags replacement in rules definition. Should allow a
clean solution for Feature Request #1229479
- Removed "interface" and "firewall" options
- Added start and end commands in the configuration file.
Thanks to Yaroslav Halchenko
- Added firewall rules definition in the configuration file
- Cleaned fail2ban.py
- Added an initd script for RedHat/Fedora. Thanks to Andrey
G. Grozin
ver. 0.4.1 (2005/06/30) - stable
----------
- Fixed textToDNS method which generated wrong matches for
"rhost=12-xyz...". Thanks to Tom Pike
- fail2ban.conf modified for readability. Thanks to Iain Lea
- Added an initd script for Gentoo
- Changed default PID lock file location from /tmp to
/var/run
ver. 0.4.0 (2005/04/24) - stable
----------
- Fixed textToDNS which did not recognize strings like
"12-345-67-890.abcd.mnopqr.xyz"
ver. 0.3.1 (2005/03/31) - beta
----------
- Corrected level of messages
- Added DNS lookup support
- Improved parsing speed. Only parse the new log messages
- Added a second verbose level (-vv)
ver. 0.3.0 (2005/02/24) - beta
----------
- Re-writting of parts of the code in order to handle several
log files with different rules
- Removed sshd.py because it is no more needed
- Fixed a bug when exiting with IP in the ban list
- Added PID lock file
- Improved some parts of the code
- Added ipfw-start-rule option (thanks to Robert Edeker)
- Added -k option which kills a currently running Fail2Ban
ver. 0.1.2 (2004/11/21) - beta
----------
- Add ipfw and ipfwadm support. The rules are taken from
BlockIt. Thanks to Robert Edeker
- Add -e option which allows to set the interface. Thanks to
Robert Edeker who reminded me this
- Small code cleaning
ver. 0.1.1 (2004/10/23) - beta
----------
- Add SIGTERM handler in order to exit nicely when in daemon
mode
- Add -r option which allows to set the maximum number of
login failures
- Remove the Metalog class as the log file are not so syslog
daemon specific
- Rewrite log reader to be service centered. Sshd support
added. Match "Failed password" and "Illegal user"
- Add /etc/fail2ban.conf configuration support
- Code documentation
ver. 0.1.0 (2004/10/12) - alpha
----------
- Initial release
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README
CHANGELOG
TODO
fail2ban-client
fail2ban-server
fail2ban-testcases
fail2ban-regex
client/configreader.py
client/jailreader.py
client/fail2banreader.py
client/jailsreader.py
client/beautifier.py
client/filterreader.py
client/actionreader.py
client/__init__.py
client/configurator.py
client/csocket.py
server/ssocket.py
server/banticket.py
server/filter.py
server/filtergamin.py
server/filterpoll.py
server/server.py
server/datestrptime.py
server/failticket.py
server/actions.py
server/datetai64n.py
server/faildata.py
server/failmanager.py
server/datedetector.py
server/jailthread.py
server/transmitter.py
server/action.py
server/ticket.py
server/jail.py
server/jails.py
server/__init__.py
server/dateepoch.py
server/banmanager.py
server/datetemplate.py
testcases/banmanagertestcase.py
testcases/failmanagertestcase.py
testcases/clientreadertestcase.py
testcases/filtertestcase.py
testcases/__init__.py
testcases/datedetectortestcase.py
testcases/servertestcase.py
setup.py
setup.cfg
version.py
config/jail.conf
config/filter.d/postfix.conf
config/filter.d/vsftpd.conf
config/filter.d/apache-auth.conf
config/filter.d/qmail.conf
config/filter.d/couriersmtp.conf
config/filter.d/sshd.conf
config/action.d/iptables.conf
config/action.d/mail-whois.conf
config/action.d/dummy.conf
config/action.d/mail.conf
config/action.d/hostsdeny.conf
config/fail2ban.conf
man/fail2ban-client.1
man/fail2ban-server.1
files/gentoo-initd
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=============================================================
Fail2Ban (version 0.7.3) 2006/09/28
=============================================================
Fail2Ban scans log files like /var/log/pwdfail and bans IP
that makes too many password failures. It updates firewall
rules to reject the IP address. These rules can be defined by
the user. Fail2Ban can read multiple log files such as sshd
or Apache web server ones.
Documentation, FAQ, HOWTOs are available on the project
website: http://fail2ban.sourceforge.net
Installation:
-------------
Required:
>=python-2.4 (http://www.python.org)
Optional:
>=gamin-0.0.21 (http://www.gnome.org/~veillard/gamin)
To install, just do:
> tar xvfj fail2ban-0.7.3.tar.bz2
> cd fail2ban-0.7.3
> python setup.py install
This will install Fail2Ban into /usr/lib/fail2ban. The
executable scripts are placed into /usr/bin.
Gentoo: ebuilds are available on the website.
Debian: Fail2Ban is in Debian unstable.
RedHat: packages are available on the website.
Fail2Ban should now be correctly installed. Just type:
> fail2ban-client -h
to see if everything is alright.
Configuration:
--------------
You can configure fail2ban using the files in /etc/fail2ban
or using command line. Here are the available command line
options (not complete yet):
Options:
-c <DIR> configuration directory
-d dump configuration. For debugging
-i interactive mode
-v increase verbosity
-q decrease verbosity
-x force execution of the server
-h, --help display this help message
-V, --version print the version
Command:
start start the server and the jails
reload reload the configuration
stop stop all jails and terminate the
server
status get the current status
set loglevel <LEVEL> set loglevel to <LEVEL>
get loglevel get loglevel
set logtarget <TARGET> set log target to <TARGET>
get logtarget get log target
add <JAIL> create <JAIL>
set <JAIL> <CMD> set the <CMD> value for <JAIL>
get <JAIL> <CMD> get the <CMD> value for <JAIL>
start <JAIL> start <JAIL>
stop <JAIL> stop <JAIL>. The jail is removed
status <JAIL> get the current status of <JAIL>
Contact:
--------
You need some new features, you found bugs or you just
appreciate this program, you can contact me at :
Website: http://fail2ban.sourceforge.net
Cyril Jaquier: <lostcontrol@users.sourceforge.net>
Thanks:
-------
Kévin Drapel, Marvin Rouge, Sireyessire, Robert Edeker,
Tom Pike, Iain Lea, Andrey G. Grozin, Yaroslav Halchenko,
Jonathan Kamens, Stephen Gildea, Markus Hoffmann, Mark
Edgington, Patrick Börjesson, kojiro, zugeschmiert
License:
--------
Fail2Ban is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later
version.
Fail2Ban is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied
warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the GNU General Public License for more
details.
You should have received a copy of the GNU General Public
License along with Fail2Ban; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330,
Boston, MA 02111-1307 USA
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|_| \__,_|_|_/___|_.__/\__,_|_||_|
=============================================================
ToDo $Revision$
=============================================================
Legend:
- not yet done
? maybe
# partially done
* done
- Improve communication. (asyncore, asynchat??)
- Improve execution of action. Why does subprocess.call
deadlock with multi-jails?
- Verify TAI64N
# correct handling of threads (join???), concurrency, etc
protect "jails" in server.py
- signal handling (ctrl-c, etc)
# see Feature Request Tracking System at SourceForge.net
- improve installation process (better prefix support)
# improve documentation and website for user
- use PyLint to check the code
# better return values in function
? use more email.Utils in mail.py
? add gettext support. Is this really needed for a server
utility?
# add a test framework. We could use unittest which is in
Python since 2.1. It should be possible to run all tests
automatically.
? restart automatically the daemon if an exception occurs.
- do not close socket after a send
# refactoring in server.py, actions.py, filter.py
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# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
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# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging
from configreader import ConfigReader
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.client.config")
class ActionReader(ConfigReader):
def __init__(self, action, name):
ConfigReader.__init__(self)
self.__file = action[0]
self.__cInfo = action[1]
self.__name = name
def setFile(self, file):
self.__file = file
def getFile(self):
return self.__file
def setName(self, name):
self.__name = name
def getName(self):
return self.__name
def read(self):
return ConfigReader.read(self, "action.d/" + self.__file)
def getOptions(self, pOpts):
opts = [["string", "actionstart", ""],
["string", "actionstop", ""],
["string", "actioncheck", ""],
["string", "actionban", ""],
["string", "actionunban", ""]]
self.__opts = ConfigReader.getOptions(self, "Definition", opts, pOpts)
if self.has_section("Init"):
for opt in self.options("Init"):
if not self.__cInfo.has_key(opt):
self.__cInfo[opt] = self.get("Init", opt)
def convert(self):
head = ["set", self.__name]
stream = list()
stream.append(head + ["addaction", self.__file])
for opt in self.__opts:
if opt == "actionstart":
stream.append(head + ["actionstart", self.__file, self.__opts[opt]])
elif opt == "actionstop":
stream.append(head + ["actionstop", self.__file, self.__opts[opt]])
elif opt == "actioncheck":
stream.append(head + ["actioncheck", self.__file, self.__opts[opt]])
elif opt == "actionban":
stream.append(head + ["actionban", self.__file, self.__opts[opt]])
elif opt == "actionunban":
stream.append(head + ["actionunban", self.__file, self.__opts[opt]])
# cInfo
if self.__cInfo:
for p in self.__cInfo:
stream.append(head + ["setcinfo", self.__file, p, self.__cInfo[p]])
return stream
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# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision: 288 $
__author__ = "Cyril Jaquier"
__version__ = "$Revision: 288 $"
__date__ = "$Date: 2006-08-22 23:59:51 +0200 (Tue, 22 Aug 2006) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
from server.jails import UnknownJailException
from server.jails import DuplicateJailException
import logging
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.client.config")
##
# Beautify the output of the client.
#
# Fail2ban server only return unformatted return codes which need to be
# converted into user readable messages.
class Beautifier:
def __init__(self, cmd = None):
self.__inputCmd = cmd
def setInputCmd(self, cmd):
self.__inputCmd = cmd
def getInputCmd(self):
return self.__inputCmd
def beautify(self, response):
logSys.debug("Beautify " + `response` + " with " + `self.__inputCmd`)
inC = self.__inputCmd
msg = response
try:
if inC[0] == "ping":
msg = "Server replied: " + response
elif inC[0] == "start":
msg = "Jail started"
elif inC[0] == "stop":
if len(inC) == 1:
if response == None:
msg = "Shutdown successful"
else:
if response == None:
msg = "Jail stopped"
elif inC[0] == "add":
msg = "Added jail " + response
elif inC[0:1] == ['status']:
if len(inC) > 1:
msg = "Status for the jail: " + inC[1] + "\n"
msg = msg + "|- " + response[0][0] + "\n"
msg = msg + "| |- " + response[0][1][0][0] + ":\t\t" + `response[0][1][0][1]` + "\n"
msg = msg + "| `- " + response[0][1][1][0] + ":\t\t" + `response[0][1][1][1]` + "\n"
msg = msg + "`- " + response[1][0] + "\n"
msg = msg + " |- " + response[1][1][0][0] + ":\t\t" + `response[1][1][0][1]` + "\n"
msg = msg + " `- " + response[1][1][1][0] + ":\t\t" + `response[1][1][1][1]`
else:
msg = "Status\n"
msg = msg + "|- " + response[0][0] + ":\t" + `response[0][1]` + "\n"
msg = msg + "`- " + response[1][0] + ":\t\t" + response[1][1]
elif inC[1] == "logtarget":
msg = "Current logging target is:\n"
msg = msg + "`- " + response
elif inC[1:2] == ['loglevel']:
msg = "Current logging level is "
if response == 1:
msg = msg + "ERROR"
elif response == 2:
msg = msg + "WARN"
elif response == 3:
msg = msg + "INFO"
elif response == 4:
msg = msg + "DEBUG"
else:
msg = msg + `response`
elif inC[2] in ("logpath", "addlogpath", "dellogpath"):
if len(response) == 0:
msg = "No file is currently monitored"
else:
msg = "Current monitored log file(s):\n"
for path in response[:-1]:
msg = msg + "|- " + path + "\n"
msg = msg + "`- " + response[len(response)-1]
elif inC[2] in ("ignoreip", "addignoreip", "delignoreip"):
if len(response) == 0:
msg = "No IP address/network is ignored"
else:
msg = "These IP addresses/networks are ignored:\n"
for ip in response[:-1]:
msg = msg + "|- " + ip + "\n"
msg = msg + "`- " + response[len(response)-1]
except Exception:
logSys.warn("Beautifier error. Please report the error")
logSys.error("Beautify " + `response` + " with " + `self.__inputCmd` +
" failed")
msg = msg + `response`
return msg
def beautifyError(self, response):
logSys.debug("Beautify (error) " + `response` + " with " + `self.__inputCmd`)
msg = response
if isinstance(response, UnknownJailException):
msg = "Sorry but the jail '" + response[0] + "' does not exist"
elif isinstance(response, IndexError):
msg = "Sorry but the command is invalid"
elif isinstance(response, DuplicateJailException):
msg = "The jail '" + response[0] + "' already exists"
return msg
-98
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@@ -1,98 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging, os
from ConfigParser import *
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.client.config")
class ConfigReader(SafeConfigParser):
basedir = "/etc/fail2ban/"
def __init__(self):
SafeConfigParser.__init__(self)
self.__opts = None
@staticmethod
def setBaseDir(dir):
global basedir
path = dir.rstrip('/')
basedir = path + '/'
@staticmethod
def getBaseDir():
global basedir
return basedir
def read(self, filename):
global basedir
basename = basedir + filename
logSys.debug("Reading " + basename)
bConf = basename + ".conf"
bLocal = basename + ".local"
if os.path.exists(bConf) or os.path.exists(bLocal):
SafeConfigParser.read(self, [bConf, bLocal])
return True
else:
logSys.error(bConf + " and " + bLocal + " do not exist")
return False
##
# Read the options.
#
# Read the given option in the configuration file. Default values
# are used...
# Each optionValues entry is composed of an array with:
# 0 -> the type of the option
# 1 -> the name of the option
# 2 -> the default value for the option
def getOptions(self, sec, options, pOptions = None):
values = dict()
for option in options:
try:
if option[0] == "bool":
v = self.getboolean(sec, option[1])
elif option[0] == "int":
v = self.getint(sec, option[1])
else:
v = self.get(sec, option[1])
if not pOptions == None and option[1] in pOptions:
continue
values[option[1]] = v
except NoSectionError, e:
# No "Definition" section or wrong basedir
logSys.error(e)
except NoOptionError:
if not option[2] == None:
logSys.warn("No '" + option[1] + "' defined in '" + sec + "'")
values[option[1]] = option[2]
except ValueError:
logSys.warn("Wrong value for '" + option[1] + "' in '" + sec +
"'. Using default one: '" + `option[2]` + "'")
values[option[1]] = option[2]
return values
-68
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@@ -1,68 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging
from configreader import ConfigReader
from fail2banreader import Fail2banReader
from jailsreader import JailsReader
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.client.config")
class Configurator:
def __init__(self):
self.__settings = dict()
self.__streams = dict()
self.__fail2ban = Fail2banReader()
self.__jails = JailsReader()
def setBaseDir(self, dir):
ConfigReader.setBaseDir(dir)
def getBaseDir(self):
return ConfigReader.getBaseDir()
def readAll(self):
self.__fail2ban.read()
self.__jails.read()
def getAllOptions(self):
self.__settings["general"] = self.__fail2ban.getOptions()
self.__settings["jails"] = self.__jails.getOptions()
def convertToProtocol(self):
self.__streams["general"] = self.__fail2ban.convert()
self.__streams["jails"] = self.__jails.convert()
def getConfigStream(self):
cmds = list()
for opt in self.__streams["general"]:
cmds.append(opt)
for opt in self.__streams["jails"]:
cmds.append(opt)
return cmds
-57
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@@ -1,57 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
from cPickle import dumps, loads
import socket
class CSocket:
END_STRING = "<F2B_END_COMMAND>"
SOCKET_FILE = "/tmp/fail2ban.sock"
def __init__(self):
# Create an INET, STREAMing socket
#self.csock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
self.__csock = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
#self.csock.connect(("localhost", 2222))
self.__csock.connect(CSocket.SOCKET_FILE)
def send(self, msg):
# Convert every list member to string
obj = dumps(map(str, msg))
self.__csock.send(obj + CSocket.END_STRING)
ret = self.receive(self.__csock)
self.__csock.close()
return ret
def receive(self, socket):
msg = ''
while msg.rfind(CSocket.END_STRING) == -1:
chunk = socket.recv(6)
if chunk == '':
raise RuntimeError, "socket connection broken"
msg = msg + chunk
return loads(msg)
-54
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@@ -1,54 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging
from configreader import ConfigReader
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.client.config")
class Fail2banReader(ConfigReader):
def __init__(self):
ConfigReader.__init__(self)
def read(self):
ConfigReader.read(self, "fail2ban")
def getOptions(self):
opts = [["int", "loglevel", 1],
["string", "logtarget", "STDERR"]]
self.__opts = ConfigReader.getOptions(self, "Definition", opts)
def convert(self):
stream = list()
for opt in self.__opts:
if opt == "loglevel":
stream.append(["set", "loglevel", self.__opts[opt]])
elif opt == "logtarget":
stream.append(["set", "logtarget", self.__opts[opt]])
return stream
-71
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@@ -1,71 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging
from configreader import ConfigReader
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.client.config")
class FilterReader(ConfigReader):
def __init__(self, file, name):
ConfigReader.__init__(self)
self.__file = file
self.__name = name
def setFile(self, file):
self.__file = file
def getFile(self):
return self.__file
def setName(self, name):
self.__name = name
def getName(self):
return self.__name
def read(self):
return ConfigReader.read(self, "filter.d/" + self.__file)
def getOptions(self, pOpts):
opts = [["string", "timeregex", None],
["string", "timepattern", None],
["string", "failregex", ""]]
self.__opts = ConfigReader.getOptions(self, "Definition", opts, pOpts)
def convert(self):
stream = list()
for opt in self.__opts:
if opt == "timeregex":
stream.append(["set", self.__name, "timeregex", self.__opts[opt]])
elif opt == "timepattern":
stream.append(["set", self.__name, "timepattern", self.__opts[opt]])
elif opt == "failregex":
stream.append(["set", self.__name, "failregex", self.__opts[opt]])
return stream
-126
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@@ -1,126 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging, re, glob
from configreader import ConfigReader
from filterreader import FilterReader
from actionreader import ActionReader
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.client.config")
class JailReader(ConfigReader):
actionCRE = re.compile("^((?:\w|-|_|\.)+)(?:\[(.*)\])?$")
def __init__(self, name):
ConfigReader.__init__(self)
self.__name = name
self.__filter = None
self.__actions = list()
def setName(self, value):
self.__name = value
def getName(self):
return self.__name
def read(self):
ConfigReader.read(self, "jail")
def isEnabled(self):
return self.__opts["enabled"]
def getOptions(self):
opts = [["bool", "enabled", "false"],
["string", "logpath", "/var/log/messages"],
["int", "maxretry", 3],
["int", "maxtime", 600],
["int", "bantime", 600],
["string", "ignoreip", None],
["string", "filter", ""],
["string", "action", ""]]
self.__opts = ConfigReader.getOptions(self, self.__name, opts)
if self.isEnabled():
# Read filter
self.__filter = FilterReader(self.__opts["filter"], self.__name)
ret = self.__filter.read()
if ret:
self.__filter.getOptions(self.__opts)
else:
logSys.error("Unable to read the filter")
return False
# Read action
for act in self.__opts["action"].split('\n'):
try:
splitAct = JailReader.splitAction(act)
action = ActionReader(splitAct, self.__name)
ret = action.read()
if ret:
action.getOptions(self.__opts)
self.__actions.append(action)
else:
raise AttributeError("Unable to read action")
except AttributeError, e:
logSys.error("Error in action definition " + act)
logSys.debug(e)
return False
return True
def convert(self):
stream = [["add", self.__name]]
for opt in self.__opts:
if opt == "logpath":
pathList = glob.glob(self.__opts[opt])
if len(pathList) == 0:
logSys.error("No file found for " + self.__opts[opt])
for path in pathList:
stream.append(["set", self.__name, "addlogpath", path])
elif opt == "maxretry":
stream.append(["set", self.__name, "maxretry", self.__opts[opt]])
elif opt == "ignoreip":
stream.append(["set", self.__name, "addignoreip", self.__opts[opt]])
elif opt == "maxtime":
stream.append(["set", self.__name, "maxtime", self.__opts[opt]])
elif opt == "bantime":
stream.append(["set", self.__name, "bantime", self.__opts[opt]])
stream.extend(self.__filter.convert())
for action in self.__actions:
stream.extend(action.convert())
return stream
@staticmethod
def splitAction(action):
m = JailReader.actionCRE.match(action)
d = dict()
if m.group(2) <> None:
for param in m.group(2).split(','):
p = param.split('=')
d[p[0].strip()] = p[1].strip()
return [m.group(1), d]
-76
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@@ -1,76 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging
from configreader import ConfigReader
from jailreader import JailReader
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.client.config")
class JailsReader(ConfigReader):
def __init__(self):
ConfigReader.__init__(self)
self.__jails = list()
def read(self):
ConfigReader.read(self, "jail")
def getOptions(self):
opts = []
self.__opts = ConfigReader.getOptions(self, "Definition", opts)
for sec in self.sections():
jail = JailReader(sec)
jail.read()
ret = jail.getOptions()
if ret:
if jail.isEnabled():
# We only add enabled jails
self.__jails.append(jail)
else:
logSys.error("Errors in jail '" + sec + "'. Skipping...")
def getFilterOptions(self, file):
filter = FilterReader(file)
filter.read()
return filter.getOptions()
def convert(self):
stream = list()
for opt in self.__opts:
if opt == "":
stream.append([])
# Convert jails
for jail in self.__jails:
stream.extend(jail.convert())
# Start jails
for jail in self.__jails:
stream.append(["start", jail.getName()])
return stream
-54
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@@ -1,54 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision$
#
[Definition]
# Option: fwstart
# Notes.: command executed once at the start of Fail2Ban.
# Values: CMD Default:
#
actionstart = touch /tmp/fail2ban.dummy
echo "<init>" >> /tmp/fail2ban.dummy
# Option: fwend
# Notes.: command executed once at the end of Fail2Ban
# Values: CMD Default:
#
actionstop = rm /tmp/fail2ban.dummy
# Option: fwcheck
# Notes.: command executed once before each fwban command
# Values: CMD Default:
#
actioncheck =
# Option: fwban
# Notes.: command executed when banning an IP. Take care that the
# command is executed with Fail2Ban user rights.
# Tags: <ip> IP address
# <failures> number of failures
# <failtime> unix timestamp of the last failure
# <bantime> unix timestamp of the ban time
# Values: CMD
# Default: iptables -I INPUT 1 -s <ip> -j DROP
#
actionban = echo "+<ip>" >> /tmp/fail2ban.dummy
# Option: fwunban
# Notes.: command executed when unbanning an IP. Take care that the
# command is executed with Fail2Ban user rights.
# Tags: <ip> IP address
# <bantime> unix timestamp of the ban time
# <unbantime> unix timestamp of the unban time
# Values: CMD
# Default: iptables -D INPUT -s <ip> -j DROP
#
actionunban = echo "-<ip>" >> /tmp/fail2ban.dummy
[Init]
init = 123
-66
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@@ -1,66 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision$
#
[Definition]
# Option: fwstart
# Notes.: command executed once at the start of Fail2Ban.
# Values: CMD Default:
#
actionstart = touch <tmpfile>
# Option: fwend
# Notes.: command executed once at the end of Fail2Ban
# Values: CMD Default:
#
actionstop = rm -f <tmpfile>
# Option: fwcheck
# Notes.: command executed once before each fwban command
# Values: CMD Default:
#
actioncheck =
# Option: fwban
# Notes.: command executed when banning an IP. Take care that the
# command is executed with Fail2Ban user rights.
# Tags: <ip> IP address
# <failures> number of failures
# <failtime> unix timestamp of the last failure
# <bantime> unix timestamp of the ban time
# Values: CMD
# Default: iptables -I INPUT 1 -s <ip> -j DROP
#
actionban = IP=<ip> &&
echo "ALL: $IP" >> <file>
# Option: fwunban
# Notes.: command executed when unbanning an IP. Take care that the
# command is executed with Fail2Ban user rights.
# Tags: <ip> IP address
# <bantime> unix timestamp of the ban time
# <unbantime> unix timestamp of the unban time
# Values: CMD
# Default: iptables -D INPUT -s <ip> -j DROP
#
actionunban = IP=<ip> &&
grep -v "ALL: $IP" <file> > <tmpfile> &&
mv <tmpfile> <file>
[Init]
# Option: file
# Notes.: hosts.deny file path.
# Values: STR Default: /etc/hosts.deny
#
file = /etc/hosts.deny
# Option: file
# Notes.: hosts.deny temporary file path.
# Values: STR Default: /etc/hostsdeny.failban
#
tmpfile = /tmp/hosts.deny.tmp
-71
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@@ -1,71 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision$
#
[Definition]
# Option: fwstart
# Notes.: command executed once at the start of Fail2Ban.
# Values: CMD Default:
#
actionstart = iptables -N fail2ban-<name>
iptables -A fail2ban-<name> -j RETURN
iptables -I INPUT -p <protocol> --dport <port> -j fail2ban-<name>
# Option: fwend
# Notes.: command executed once at the end of Fail2Ban
# Values: CMD Default:
#
actionstop = iptables -D INPUT -p <protocol> --dport <port> -j fail2ban-<name>
iptables -F fail2ban-<name>
iptables -X fail2ban-<name>
# Option: fwcheck
# Notes.: command executed once before each fwban command
# Values: CMD Default:
#
actioncheck = iptables -L INPUT | grep -q fail2ban-<name>
# Option: fwban
# Notes.: command executed when banning an IP. Take care that the
# command is executed with Fail2Ban user rights.
# Tags: <ip> IP address
# <failures> number of failures
# <failtime> unix timestamp of the last failure
# <bantime> unix timestamp of the ban time
# Values: CMD
# Default: iptables -I INPUT 1 -s <ip> -j DROP
#
actionban = iptables -I fail2ban-<name> 1 -s <ip> -j DROP
# Option: fwunban
# Notes.: command executed when unbanning an IP. Take care that the
# command is executed with Fail2Ban user rights.
# Tags: <ip> IP address
# <bantime> unix timestamp of the ban time
# <unbantime> unix timestamp of the unban time
# Values: CMD
# Default: iptables -D INPUT -s <ip> -j DROP
#
actionunban = iptables -D fail2ban-<name> -s <ip> -j DROP
[Init]
# Defaut name of the chain
#
name = default
# Option: port
# Notes.: specifies port to monitor
# Values: [ NUM | STRING ] Default:
#
port = ssh
# Option: protocol
# Notes.: internally used by config reader for interpolations.
# Values: [ tcp | udp | icmp | all ] Default: tcp
#
protocol = tcp
-71
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@@ -1,71 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision: 254 $
#
[Definition]
# Option: fwstart
# Notes.: command executed once at the start of Fail2Ban.
# Values: CMD Default:
#
actionstart = echo -en "Hi,\n
The jail <name> has been started successfuly.\n
Regards,\n
Fail2Ban"|mail -s "[Fail2Ban] <name>: started" <dest>
# Option: fwend
# Notes.: command executed once at the end of Fail2Ban
# Values: CMD Default:
#
actionstop = echo -en "Hi,\n
The jail <name> has been stopped.\n
Regards,\n
Fail2Ban"|mail -s "[Fail2Ban] <name>: stopped" <dest>
# Option: fwcheck
# Notes.: command executed once before each fwban command
# Values: CMD Default:
#
actioncheck =
# Option: fwban
# Notes.: command executed when banning an IP. Take care that the
# command is executed with Fail2Ban user rights.
# Tags: <ip> IP address
# <failures> number of failures
# <failtime> unix timestamp of the last failure
# <bantime> unix timestamp of the ban time
# Values: CMD
# Default: iptables -I INPUT 1 -s <ip> -j DROP
#
actionban = echo -en "Hi,\n
The IP <ip> has just been banned by Fail2Ban after
<failures> attempts against <name>.\n\n
Here are more information about <ip>:\n
`whois <ip>`\n
Regards,\n
Fail2Ban"|mail -s "[Fail2Ban] <name>: banned <ip>" <dest>
# Option: fwunban
# Notes.: command executed when unbanning an IP. Take care that the
# command is executed with Fail2Ban user rights.
# Tags: <ip> IP address
# <bantime> unix timestamp of the ban time
# <unbantime> unix timestamp of the unban time
# Values: CMD
# Default: iptables -D INPUT -s <ip> -j DROP
#
actionunban =
[Init]
# Defaut name of the chain
#
name = default
# Destinataire of the mail
#
dest = root
-69
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@@ -1,69 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision: 254 $
#
[Definition]
# Option: fwstart
# Notes.: command executed once at the start of Fail2Ban.
# Values: CMD Default:
#
actionstart = echo -en "Hi,\n
The jail <name> has been started successfuly.\n
Regards,\n
Fail2Ban"|mail -s "[Fail2Ban] <name>: started" <dest>
# Option: fwend
# Notes.: command executed once at the end of Fail2Ban
# Values: CMD Default:
#
actionstop = echo -en "Hi,\n
The jail <name> has been stopped.\n
Regards,\n
Fail2Ban"|mail -s "[Fail2Ban] <name>: stopped" <dest>
# Option: fwcheck
# Notes.: command executed once before each fwban command
# Values: CMD Default:
#
actioncheck =
# Option: fwban
# Notes.: command executed when banning an IP. Take care that the
# command is executed with Fail2Ban user rights.
# Tags: <ip> IP address
# <failures> number of failures
# <failtime> unix timestamp of the last failure
# <bantime> unix timestamp of the ban time
# Values: CMD
# Default: iptables -I INPUT 1 -s <ip> -j DROP
#
actionban = echo -en "Hi,\n
The IP <ip> has just been banned by Fail2Ban after
<failures> attempts against <name>.\n
Regards,\n
Fail2Ban"|mail -s "[Fail2Ban] <name>: banned <ip>" <dest>
# Option: fwunban
# Notes.: command executed when unbanning an IP. Take care that the
# command is executed with Fail2Ban user rights.
# Tags: <ip> IP address
# <bantime> unix timestamp of the ban time
# <unbantime> unix timestamp of the unban time
# Values: CMD
# Default: iptables -D INPUT -s <ip> -j DROP
#
actionunban =
[Init]
# Defaut name of the chain
#
name = default
# Destinataire of the mail
#
dest = root
-24
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@@ -1,24 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision$
#
[Definition]
# Option: loglevel
# Notes.: Set the log level output.
# 1 = ERROR
# 2 = WARN
# 3 = INFO
# 4 = DEBUG
# Values: NUM Default: 3
#
loglevel = 3
# Option: logtarget
# Notes.: Set the log target. This could be a file, SYSLOG, STDERR.
# Values: STDERR SYSLOG file Default: /var/log/fail2ban.log
#
logtarget = /var/log/fail2ban.log
-14
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@@ -1,14 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision$
#
[Definition]
# Option: failregex
# Notes.: regex to match the password failure messages in the logfile.
# Values: TEXT Default: authentication failure|user .* not found
#
failregex = authentication failure|user .* not found
-14
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@@ -1,14 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision: 267 $
#
[Definition]
# Option: failregex
# Notes.: regex to match the password failures messages in the logfile.
# Values: TEXT Default:
#
failregex = error,relay=(?:::f{4,6}:)?(?P<host>\S*),.*550 User unknown
-14
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@@ -1,14 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision: 267 $
#
[Definition]
# Option: failregex
# Notes.: regex to match the password failures messages in the logfile.
# Values: TEXT Default:
#
failregex = reject: RCPT from (.*)\[(?P<host>\S*)\]: 554
-14
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@@ -1,14 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision: 267 $
#
[Definition]
# Option: failregex
# Notes.: regex to match the password failures messages in the logfile.
# Values: TEXT Default:
#
failregex = (?:[\d,.]+[\d,.] rblsmtpd: |421 badiprbl: ip )(?P<host>\S*)
-15
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@@ -1,15 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision$
#
[Definition]
# Option: failregex
# Notes.: regex to match the password failures messages in the logfile.
# Values: TEXT Default: Authentication failure|Failed password|Invalid user
#
failregex = (?:(?:Authentication failure|Failed [-/\w+]+) for(?: [iI](?:llegal|nvalid) user)?|[Ii](?:llegal|nvalid) user|ROOT LOGIN REFUSED) .*(?: from|FROM) (?:::f{4,6}:)?(?P<host>\S*)
-14
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@@ -1,14 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision$
#
[Definition]
# Option: failregex
# Notes.: regex to match the password failures messages in the logfile.
# Values: TEXT Default: Authentication failure|Failed password|Invalid user
#
failregex = vsftpd: \(pam_unix\) authentication failure; .* rhost=(?P<host>\S*)
-78
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@@ -1,78 +0,0 @@
# Fail2Ban configuration file
#
# Author: Cyril Jaquier
#
# $Revision$
#
# The DEFAULT allows a global definition of the options. They can be override
# in each jail afterwards.
[DEFAULT]
# "ignoreip" can be an IP address, a CIDR mask or a DNS host
ignoreip = 127.0.0.1
bantime = 600
maxretry = 3
# This jail corresponds to the standard configuration in Fail2ban 0.6.
# The mail-whois action send a notification e-mail with a whois request
# in the body.
[ssh-iptables]
enabled = false
filter = sshd
action = iptables[name=SSH, port=ssh, protocol=tcp]
mail-whois[name=SSH, dest=yourmail@mail.com]
logpath = /var/log/sshd.log
maxretry = 5
# This one behaves like the previous and sends a report when the jail
# is stopped.
[ssh-iptables-report]
enabled = false
filter = sshd
action = iptables[name=SSH, port=ssh, protocol=tcp]
mail-whois[name=SSH, dest=yourmail@mail.com]
mail-report[dest=yourmail@mail.com]
logpath = /var/log/sshd.log
maxretry = 5
# Here we use TCP-Wrappers instead of Netfilter/Iptables.
[ssh-tcpwrapper]
enabled = false
filter = sshd
action = hostsdeny
mail-whois[name=SSH, dest=yourmail@mail.com]
logpath = /var/log/sshd.log
# The hosts.deny path can be defined with the "file" argument if it is
# not in /etc.
[postfix-tcpwrapper]
enabled = false
filter = postfix
action = hostsdeny[file=/not/a/standard/path/hosts.deny]
mail[name=Postfix, dest=yourmail@mail.com]
logpath = /var/log/postfix.log
bantime = 300
# Do not ban anybody. Just report information about the remote host.
# A notification is sent at most every 600 seconds (bantime).
[vsftpd-notification]
enabled = false
filter = vsftpd
action = mail-whois[name=VSFTPD, dest=yourmail@mail.com]
logpath = /var/log/vsftpd.log
maxretry = 5
bantime = 1800
-1237
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-330
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@@ -1,330 +0,0 @@
#!/usr/bin/env python
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import sys, string, os, pickle, re, logging
import getopt, time, readline, shlex, socket
# Inserts our own modules path first in the list
# fix for bug #343821
sys.path.insert(1, "/usr/lib/fail2ban")
# Now we can import our modules
from version import version
from client.csocket import CSocket
from client.configurator import Configurator
from client.beautifier import Beautifier
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.client")
##
#
# @todo This class needs cleanup.
class Fail2banClient:
prompt = "fail2ban> "
def __init__(self):
self.__argv = None
self.__stream = None
self.__conf = dict()
self.__conf["conf"] = "/etc/fail2ban"
self.__conf["dump"] = False
self.__conf["force"] = False
self.__conf["verbose"] = 2
self.__conf["interactive"] = False
def dispVersion(self):
print "Fail2Ban v" + version
print
print "Copyright (c) 2004-2006 Cyril Jaquier"
print "Copyright of modifications held by their respective authors."
print "Licensed under the GNU General Public License v2 (GPL)."
print
print "Written by Cyril Jaquier <lostcontrol@users.sourceforge.net>."
print "Many contributions by Yaroslav O. Halchenko <debian@onerussian.com>."
def dispUsage(self):
""" Prints Fail2Ban command line options and exits
"""
print "Usage: "+self.__argv[0]+" [OPTIONS]... <COMMAND>"
print
print "Fail2Ban v" + version + " reads log file that contains password failure report"
print "and bans the corresponding IP addresses using firewall rules."
print
print "Options:"
print " -c <DIR> configuration directory"
print " -d dump configuration. For debugging"
print " -i interactive mode"
print " -v increase verbosity"
print " -q decrease verbosity"
print " -x force execution of the server"
print " -h, --help display this help message"
print " -V, --version print the version"
print
print "Command:"
print " start start the server and the jails"
print " reload reload the configuration"
print " stop stop all jails and terminate the server"
print " status get the current status"
print
print " set loglevel <LEVEL> set loglevel to <LEVEL>"
print " get loglevel get loglevel"
print " set logtarget <TARGET> set log target to <TARGET>"
print " get logtarget get log target"
print
print " add <JAIL> create <JAIL>"
print " set <JAIL> <CMD> set the <CMD> value for <JAIL>"
print " get <JAIL> <CMD> get the <CMD> value for <JAIL>"
print " start <JAIL> start <JAIL>"
print " stop <JAIL> stop <JAIL>. The jail is removed"
print " status <JAIL> get the current status of <JAIL>"
print
print "Report bugs to <lostcontrol@users.sourceforge.net>"
def dispInteractive(self):
print "Fail2Ban v" + version + " reads log file that contains password failure report"
print "and bans the corresponding IP addresses using firewall rules."
print
def __getCmdLineOptions(self, optList):
""" Gets the command line options
"""
for opt in optList:
if opt[0] == "-c":
self.__conf["conf"] = opt[1]
elif opt[0] == "-d":
self.__conf["dump"] = True
elif opt[0] == "-v":
self.__conf["verbose"] = self.__conf["verbose"] + 1
elif opt[0] == "-q":
self.__conf["verbose"] = self.__conf["verbose"] - 1
elif opt[0] == "-x":
self.__conf["force"] = True
elif opt[0] == "-i":
self.__conf["interactive"] = True
elif opt[0] in ["-h", "--help"]:
self.dispUsage()
sys.exit(0)
elif opt[0] in ["-V", "--version"]:
self.dispVersion()
sys.exit(0)
def __ping(self):
return self.processCmd([["ping"]], False)
@staticmethod
def processCmd(cmd, showRet = True):
beautifier = Beautifier()
for c in cmd:
beautifier.setInputCmd(c)
try:
client = CSocket()
ret = client.send(c)
if ret[0] == 0:
logSys.debug("OK : " + `ret[1]`)
if showRet:
print beautifier.beautify(ret[1])
else:
logSys.debug("NOK: " + `ret[1].args`)
print beautifier.beautifyError(ret[1])
return False
except socket.error:
if showRet:
logSys.error("Unable to contact server. Is it running?")
return False
except Exception, e:
if showRet:
logSys.error(e)
return False
return True
##
# Process a command line.
#
# Process one command line and exit.
# @param cmd the command line
def __processCommand(self, cmd):
if len(cmd) == 1 and cmd[0] == "start":
if self.__ping():
logSys.info("Server already running")
return False
else:
self.__startServerAsync(self.__conf["force"])
# Read the config while the server is starting
self.__readConfig()
try:
# Wait for the server to start
self.__waitOnServer()
# Configure the server
self.processCmd(self.__stream, False)
return True
except ServerExecutionException:
logSys.error("Could not start server. Try -x option")
return False
elif len(cmd) == 1 and cmd[0] == "reload":
if self.__ping():
self.__readConfig()
self.processCmd([['stop', 'all']], False)
# Configure the server
return self.processCmd(self.__stream, False)
else:
logSys.error("Could not find server")
return False
else:
return self.processCmd([cmd])
##
# Start Fail2Ban server.
#
# Start the Fail2ban server in daemon mode.
def __startServerAsync(self, force = False):
args = list()
args.append("fail2ban-server")
args.append("-b")
if force:
args.append("-x")
pid = os.fork()
if pid == 0:
try:
# Use the PATH env
os.execvp("fail2ban-server", args)
except OSError:
try:
# Use the current directory
os.execv("fail2ban-server", args)
except OSError:
print "Could not find fail2ban-server"
os.exit(-1)
def __waitOnServer(self):
# Wait for the server to start
cnt = 0
while not self.__ping():
if cnt > 10:
raise ServerExecutionException("Failed to start server")
time.sleep(0.1)
cnt = cnt + 1
def start(self, argv):
# Command line options
self.__argv = argv
# Reads the command line options.
try:
cmdOpts = 'hc:xdviqV'
cmdLongOpts = ['help', 'version']
optList, args = getopt.getopt(self.__argv[1:], cmdOpts, cmdLongOpts)
except getopt.GetoptError:
self.dispUsage()
return False
self.__getCmdLineOptions(optList)
verbose = self.__conf["verbose"]
if verbose <= 0:
logSys.setLevel(logging.ERROR)
elif verbose == 1:
logSys.setLevel(logging.WARN)
elif verbose == 2:
logSys.setLevel(logging.INFO)
else:
logSys.setLevel(logging.DEBUG)
# Add the default logging handler
stdout = logging.StreamHandler(sys.stdout)
# set a format which is simpler for console use
formatter = logging.Formatter('%(levelname)-6s %(message)s')
# tell the handler to use this format
stdout.setFormatter(formatter)
logSys.addHandler(stdout)
if self.__conf["dump"]:
self.__readConfig()
self.dumpConfig(self.__stream)
return True
# Interactive mode
if self.__conf["interactive"]:
try:
ret = True
if len(args) > 0:
ret = self.__processCommand(args)
if ret:
readline.parse_and_bind("tab: complete")
self.dispInteractive()
while True:
cmd = raw_input(self.prompt)
if cmd == "exit" or cmd == "quit":
# Exit
return True
if not cmd == "":
self.__processCommand(shlex.split(cmd))
except (EOFError, KeyboardInterrupt):
print
return True
# Single command mode
else:
if len(args) < 1:
self.dispUsage()
return False
return self.__processCommand(args)
def __readConfig(self):
# Read the configuration
cfg = Configurator()
cfg.setBaseDir(self.__conf["conf"])
cfg.readAll()
cfg.getAllOptions()
cfg.convertToProtocol()
self.__stream = cfg.getConfigStream()
@staticmethod
def dumpConfig(cmd):
for c in cmd:
print c
return True
class ServerExecutionException(Exception):
pass
if __name__ == "__main__":
client = Fail2banClient()
# Exit with correct return value
if client.start(sys.argv):
sys.exit(0)
else:
sys.exit(-1)
-111
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@@ -1,111 +0,0 @@
#!/usr/bin/env python
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision: 300 $
__author__ = "Cyril Jaquier"
__version__ = "$Revision: 300 $"
__date__ = "$Date: 2006-08-23 21:53:09 +0200 (Wed, 23 Aug 2006) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import locale, getopt, sys, time, logging, gc
# Inserts our own modules path first in the list
# fix for bug #343821
sys.path.insert(1, "/usr/lib/fail2ban")
from version import version
from server.filter import Filter
class Fail2banRegex:
def __init__(self):
self.__filter = Filter(None)
def dispUsage(self):
print "Usage: "+sys.argv[0]+" <logline> <failregex>"
print
print "Fail2Ban v" + version + " reads log file that contains password failure report"
print "and bans the corresponding IP addresses using firewall rules."
def setRegex(self, value):
self.__filter.setFailRegex(value)
def testRegex(self, line):
print
try:
ret = self.__filter.findFailure(line)
except IndexError:
print "Sorry, but no <host> found in regex"
return False
if len(ret) == 0:
print "Sorry, no match"
return False
else:
print "Success, the following data were found:"
timeTuple = time.localtime(ret[0][1])
print "Date: " + time.strftime("%a %b %d %H:%M:%S %Y", timeTuple)
ipList = ""
for i in ret:
ipList = ipList + " " + i[0]
print "IP :" + ipList
print
print "Date template hits:"
for template in self.__filter.dateDetector.getTemplates():
print `template.getHits()` + " hit: " + template.getName()
print
print "Benchmark. Executing 1000..."
gc.disable()
total = 0
maxValue = 0
maxPos = 0
minValue = 99999999
minPos = 0
for i in range(1000):
start = time.time()
ret = self.__filter.findFailure(line)
end = time.time()
diff = (end - start) * 1000
total = total + diff
minValue = min(minValue, diff)
if minValue == diff:
minPos = i
maxValue = max(maxValue, diff)
if maxValue == diff:
maxPos = i
gc.enable()
print "Performance"
print "Avg: " + `total / 1000` + " ms"
print "Max: " + `maxValue` + " ms (Run " + `maxPos` + ")"
print "Min: " + `minValue` + " ms (Run " + `minPos` + ")"
return True
if __name__ == "__main__":
regex = Fail2banRegex()
if len(sys.argv) <> 3:
regex.dispUsage()
sys.exit(-1)
else:
regex.setRegex(sys.argv[2])
ret = regex.testRegex(sys.argv[1])
if ret:
sys.exit(0)
else:
sys.exit(-1)
-136
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@@ -1,136 +0,0 @@
#!/usr/bin/env python
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import getopt, sys
# Inserts our own modules path first in the list
# fix for bug #343821
sys.path.insert(1, "/usr/lib/fail2ban")
from version import version
from server.server import Server
##
# \mainpage Fail2Ban
#
# \section Introduction
#
# Fail2ban is designed to protect your server against brute force attacks.
# Its first goal was to protect a SSH server.
class Fail2banServer:
def __init__(self):
self.__server = None
self.__argv = None
self.__conf = dict()
self.__conf["background"] = True
self.__conf["force"] = False
def dispVersion(self):
print "Fail2Ban v" + version
print
print "Copyright (c) 2004-2006 Cyril Jaquier"
print "Copyright of modifications held by their respective authors."
print "Licensed under the GNU General Public License v2 (GPL)."
print
print "Written by Cyril Jaquier <lostcontrol@users.sourceforge.net>."
print "Many contributions by Yaroslav O. Halchenko <debian@onerussian.com>."
def dispUsage(self):
""" Prints Fail2Ban command line options and exits
"""
print "Usage: "+self.__argv[0]+" [OPTIONS]"
print
print "Fail2Ban v" + version + " reads log file that contains password failure report"
print "and bans the corresponding IP addresses using firewall rules."
print
print "Only use this command for debugging purpose. Start the server with"
print "fail2ban-client instead."
print
print "Options:"
print " -b start in background"
print " -f start in foreground"
print " -x force execution of the server"
print " -h, --help display this help message"
print " -V, --version print the version"
print
print "Report bugs to <lostcontrol@users.sourceforge.net>"
def __getCmdLineOptions(self, optList):
""" Gets the command line options
"""
for opt in optList:
if opt[0] == "-b":
self.__conf["background"] = True
if opt[0] == "-f":
self.__conf["background"] = False
if opt[0] == "-x":
self.__conf["force"] = True
if opt[0] in ["-h", "--help"]:
self.dispUsage()
sys.exit(0)
if opt[0] in ["-V", "--version"]:
self.dispVersion()
sys.exit(0)
#def sigTERMhandler(signum, frame):
# """ Handles the TERM signal when in daemon mode in order to
# exit properly.
# """
# logSys.debug("Signal handler called with sig "+`signum`)
# server.quit()
def start(self, argv):
# Command line options
self.__argv = argv
# Reads the command line options.
try:
cmdOpts = 'bfxhV'
cmdLongOpts = ['help', 'version']
optList, args = getopt.getopt(self.__argv[1:], cmdOpts, cmdLongOpts)
except getopt.GetoptError:
self.dispUsage()
self.__getCmdLineOptions(optList)
try:
self.__server = Server(self.__conf["background"])
self.__server.start(self.__conf["force"])
return True
except Exception, e:
print e
self.__server.quit()
return False
if __name__ == "__main__":
server = Fail2banServer()
if server.start(sys.argv):
sys.exit(0)
else:
sys.exit(-1)
-72
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@@ -1,72 +0,0 @@
#!/usr/bin/env python
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import unittest, logging, sys
# Inserts our own modules path first in the list
# fix for bug #343821
sys.path.insert(1, "/usr/lib/fail2ban")
from version import version
from testcases import banmanagertestcase
from testcases import clientreadertestcase
from testcases import failmanagertestcase
from testcases import filtertestcase
from testcases import servertestcase
from testcases import datedetectortestcase
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban")
# Add the default logging handler
stdout = logging.StreamHandler(sys.stdout)
logSys.addHandler(stdout)
logSys.setLevel(logging.FATAL)
print "Fail2ban " + version + " test suite. Please wait..."
tests = unittest.TestSuite()
# Filter
tests.addTest(unittest.makeSuite(filtertestcase.IgnoreIP))
tests.addTest(unittest.makeSuite(filtertestcase.LogFile))
#tests.addTest(unittest.makeSuite(filtertestcase.GetFailures))
# Server
#tests.addTest(unittest.makeSuite(servertestcase.StartStop))
#tests.addTest(unittest.makeSuite(servertestcase.Transmitter))
# FailManager
tests.addTest(unittest.makeSuite(failmanagertestcase.AddFailure))
# BanManager
tests.addTest(unittest.makeSuite(banmanagertestcase.AddFailure))
# ClientReader
tests.addTest(unittest.makeSuite(clientreadertestcase.JailReaderTest))
# DateDetector
tests.addTest(unittest.makeSuite(datedetectortestcase.DateDetectorTest))
# Tests runner
testRunner = unittest.TextTestRunner()
testRunner.run(tests)
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#!/sbin/runscript
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#
# Author: Sireyessire, Cyril Jaquier
#
# $Revision: 1.2 $
opts="start stop restart reload showlog"
FAIL2BAN="/usr/bin/fail2ban-client"
depend() {
need net
need logger
after iptables
}
start() {
ebegin "Starting fail2ban"
${FAIL2BAN} start &> /dev/null
eend $? "Failed to start fail2ban"
}
stop() {
ebegin "Stopping fail2ban"
${FAIL2BAN} stop &> /dev/null
eend $? "Failed to stop fail2ban"
}
reload() {
ebegin "Reloading fail2ban"
${FAIL2BAN} reload > /dev/null
eend $? "Failed to reload fail2ban"
}
showlog(){
less /var/log/fail2ban.log
}
-2
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@@ -1,2 +0,0 @@
#!/bin/bash
kill `ps ax|grep fail2ban|grep -v grep|awk '{print $1}'`
-93
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@@ -1,93 +0,0 @@
.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.36.
.TH FAIL2BAN-CLIENT "1" "September 2006" "fail2ban-client v0.7.3" "User Commands"
.SH NAME
fail2ban-client \- configure and control the server
.SH SYNOPSIS
.B fail2ban-client
[\fIOPTIONS\fR]... \fI<COMMAND>\fR
.SH DESCRIPTION
Fail2Ban v0.7.3 reads log file that contains password failure report
and bans the corresponding IP addresses using firewall rules.
.SH OPTIONS
.TP
\fB\-c\fR <DIR>
configuration directory
.TP
\fB\-d\fR
dump configuration. For debugging
.TP
\fB\-i\fR
interactive mode
.TP
\fB\-v\fR
increase verbosity
.TP
\fB\-q\fR
decrease verbosity
.TP
\fB\-x\fR
force execution of the server
.TP
\fB\-h\fR, \fB\-\-help\fR
display this help message
.TP
\fB\-V\fR, \fB\-\-version\fR
print the version
.SH COMMAND
.TP
start
start the server and the jails
.TP
reload
reload the configuration
.TP
stop
stop all jails and terminate the server
.TP
status
get the current status
.TP
set loglevel <LEVEL>
set loglevel to <LEVEL>
.TP
get loglevel
get loglevel
.TP
set logtarget <TARGET>
set log target to <TARGET>
.TP
get logtarget
get log target
.TP
add <JAIL>
create <JAIL>
.TP
set <JAIL> <CMD>
set the <CMD> value for <JAIL>
.TP
get <JAIL> <CMD>
get the <CMD> value for <JAIL>
.TP
start <JAIL>
start <JAIL>
.TP
stop <JAIL>
stop <JAIL>. The jail is removed
.TP
status <JAIL>
get the current status of <JAIL>
.SH FILES
\fI/etc/fail2ban/*\fR
.SH AUTHOR
Written by Cyril Jaquier <lostcontrol@users.sourceforge.net>.
Many contributions by Yaroslav O. Halchenko <debian@onerussian.com>.
.SH "REPORTING BUGS"
Report bugs to <lostcontrol@users.sourceforge.net>
.SH COPYRIGHT
Copyright \(co 2004-2006 Cyril Jaquier
.br
Copyright of modifications held by their respective authors.
Licensed under the GNU General Public License v2 (GPL).
.SH "SEE ALSO"
.br
fail2ban-server(1)
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Include file for help2man man page
$Id: $
[name]
fail2ban-client \- configure and control the server
[files]
\fI/etc/fail2ban/*\fR
[see also]
.br
fail2ban-server(1)
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@@ -1,94 +0,0 @@
.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.36.
.TH FAIL2BAN-CLIENT "1" "September 2006" "fail2ban-client v0.7.2" "User Commands"
.SH NAME
fail2ban-client \- Ban IPs that make too many password failure
.SH SYNOPSIS
.B fail2ban-client
[\fIOPTIONS\fR]... \fI<COMMAND>\fR
.SH DESCRIPTION
Fail2Ban v0.7.2 reads log file that contains password failure report
and bans the corresponding IP addresses using firewall rules.
.SH OPTIONS
.TP
\fB\-c\fR <DIR>
configuration directory
.TP
\fB\-d\fR
dump configuration. For debugging
.TP
\fB\-i\fR
interactive mode
.TP
\fB\-v\fR
increase verbosity
.TP
\fB\-q\fR
decrease verbosity
.TP
\fB\-x\fR
force execution of the server
.TP
\fB\-h\fR, \fB\-\-help\fR
display this help message
.TP
\fB\-V\fR, \fB\-\-version\fR
print the version
.SH COMMAND
.SS "Command:"
.TP
start
start the server and the jails
.TP
reload
reload the configuration
.TP
stop
stop all jails and terminate the server
.TP
status
get the current status
.TP
set loglevel <LEVEL>
set loglevel to <LEVEL>
.TP
get loglevel
get loglevel
.TP
set logtarget <TARGET>
set log target to <TARGET>
.TP
get logtarget
get log target
.TP
add <JAIL>
create <JAIL>
.TP
set <JAIL> <CMD>
set the <CMD> value for <JAIL>
.TP
get <JAIL> <CMD>
get the <CMD> value for <JAIL>
.TP
start <JAIL>
start <JAIL>
.TP
stop <JAIL>
stop <JAIL>. The jail is removed
.TP
status <JAIL>
get the current status of <JAIL>
.SH FILES
\fI/etc/fail2ban/*\fR
.SH AUTHOR
Written by Cyril Jaquier <lostcontrol@users.sourceforge.net>.
Many contributions by Yaroslav O. Halchenko <debian@onerussian.com>.
.SH "REPORTING BUGS"
Report bugs to <lostcontrol@users.sourceforge.net>
.SH COPYRIGHT
Copyright \(co 2004-2006 Cyril Jaquier
.br
Copyright of modifications held by their respective authors.
Licensed under the GNU General Public License v2 (GPL).
.SH "SEE ALSO"
.br
fail2ban-server(1x)
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.\" DO NOT MODIFY THIS FILE! It was generated by help2man 1.36.
.TH FAIL2BAN-SERVER "1" "September 2006" "fail2ban-server v0.7.3" "User Commands"
.SH NAME
fail2ban-server \- start the server
.SH SYNOPSIS
.B fail2ban-server
[\fIOPTIONS\fR]
.SH DESCRIPTION
Fail2Ban v0.7.3 reads log file that contains password failure report
and bans the corresponding IP addresses using firewall rules.
.PP
Only use this command for debugging purpose. Start the server with
fail2ban\-client instead.
.SH OPTIONS
.TP
\fB\-b\fR
start in background
.TP
\fB\-f\fR
start in foreground
.TP
\fB\-x\fR
force execution of the server
.TP
\fB\-h\fR, \fB\-\-help\fR
display this help message
.TP
\fB\-V\fR, \fB\-\-version\fR
print the version
.SH FILES
\fI/etc/fail2ban/*\fR
.SH AUTHOR
Written by Cyril Jaquier <lostcontrol@users.sourceforge.net>.
Many contributions by Yaroslav O. Halchenko <debian@onerussian.com>.
.SH "REPORTING BUGS"
Report bugs to <lostcontrol@users.sourceforge.net>
.SH COPYRIGHT
Copyright \(co 2004-2006 Cyril Jaquier
.br
Copyright of modifications held by their respective authors.
Licensed under the GNU General Public License v2 (GPL).
.SH "SEE ALSO"
.br
fail2ban-client(1)
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Include file for help2man man page
$Id: $
[name]
fail2ban-server \- start the server
[files]
\fI/etc/fail2ban/*\fR
[see also]
.br
fail2ban-client(1)
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#!/bin/bash
# fail2ban-client
echo -n "Generating fail2ban-client "
help2man --section=1 --no-info --include=fail2ban-client.h2m --output fail2ban-client.1 ../fail2ban-client
echo "[done]"
echo -n "Patching fail2ban-client "
sed -i -e 's/.SS "Command:"/.SH COMMAND/' fail2ban-client.1
echo "[done]"
# fail2ban-server
echo -n "Generating fail2ban-server "
help2man --section=1 --no-info --include=fail2ban-server.h2m --output fail2ban-server.1 ../fail2ban-server
echo "[done]"
-25
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@@ -1,25 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
-226
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@@ -1,226 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging, os
#from subprocess import call
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.actions.action")
##
# Execute commands.
#
# This class reads the failures from the Jail queue and decide if an
# action has to be taken. A BanManager take care of the banned IP
# addresses.
class Action:
def __init__(self, name):
self.__name = name
self.__cInfo = dict()
## Command executed in order to initialize the system.
self.__actionStart = ''
## Command executed when an IP address gets banned.
self.__actionBan = ''
## Command executed when an IP address gets removed.
self.__actionUnban = ''
## Command executed in order to check requirements.
self.__actionCheck = ''
## Command executed in order to stop the system.
self.__actionStop = ''
logSys.debug("Created Action")
def setName(self, name):
self.__name = name
def getName(self):
return self.__name
def setCInfo(self, key, value):
self.__cInfo[key] = value
def getCInfo(self, key):
return self.__cInfo[key]
def delCInfo(self, key):
del self.__cInfo[key]
##
# Set the "start" command.
#
# @param value the command
def setActionStart(self, value):
self.__actionStart = value
logSys.info("Set actionStart = %s" % value)
##
# Get the "start" command.
#
# @return the command
def getActionStart(self):
return self.__actionStart
def execActionStart(self):
startCmd = Action.replaceTag(self.__actionStart, self.__cInfo)
return Action.executeCmd(startCmd)
##
# Set the "ban" command.
#
# @param value the command
def setActionBan(self, value):
self.__actionBan = value
logSys.info("Set actionBan = %s" % value)
##
# Get the "ban" command.
#
# @return the command
def getActionBan(self):
return self.__actionBan
def execActionBan(self, aInfo):
return self.__processCmd(self.__actionBan, aInfo);
##
# Set the "unban" command.
#
# @param value the command
def setActionUnban(self, value):
self.__actionUnban = value
logSys.info("Set actionUnban = %s" % value)
##
# Get the "unban" command.
#
# @return the command
def getActionUnban(self):
return self.__actionUnban
def execActionUnban(self, aInfo):
return self.__processCmd(self.__actionUnban, aInfo);
##
# Set the "check" command.
#
# @param value the command
def setActionCheck(self, value):
self.__actionCheck = value
logSys.info("Set actionCheck = %s" % value)
##
# Get the "check" command.
#
# @return the command
def getActionCheck(self):
return self.__actionCheck
##
# Set the "stop" command.
#
# @param value the command
def setActionStop(self, value):
self.__actionStop = value
logSys.info("Set actionStop = %s" % value)
##
# Get the "stop" command.
#
# @return the command
def getActionStop(self):
return self.__actionStop
def execActionStop(self):
stopCmd = Action.replaceTag(self.__actionStop, self.__cInfo)
return Action.executeCmd(stopCmd)
@staticmethod
def replaceTag(query, aInfo):
""" Replace tags in query
"""
string = query
for tag in aInfo:
string = string.replace('<' + tag + '>', str(aInfo[tag]))
# New line
string = string.replace("<br>", '\n')
return string
def __processCmd(self, cmd, aInfo = None):
""" Executes an OS command.
"""
if cmd == "":
logSys.debug("Nothing to do")
return True
checkCmd = Action.replaceTag(self.__actionCheck, self.__cInfo)
if not Action.executeCmd(checkCmd):
logSys.error("Invariant check failed. Trying to restore a sane" +
" environment")
stopCmd = Action.replaceTag(self.__actionStop, self.__cInfo)
Action.executeCmd(stopCmd)
startCmd = Action.replaceTag(self.__actionStart, self.__cInfo)
Action.executeCmd(startCmd)
if not Action.executeCmd(checkCmd):
logSys.fatal("Unable to restore environment")
return False
# Replace tags
if not aInfo == None:
realCmd = Action.replaceTag(cmd, aInfo)
else:
realCmd = cmd
# Replace static fields
realCmd = Action.replaceTag(realCmd, self.__cInfo)
return Action.executeCmd(realCmd)
@staticmethod
def executeCmd(realCmd):
logSys.debug(realCmd)
try:
# The following line gives deadlock with multiple jails
#retcode = call(realCmd, shell=True)
retcode = os.system(realCmd)
if retcode < 0:
logSys.error("%s returned %x" % (realCmd, -retcode))
else:
logSys.debug("%s returned %x" % (realCmd, retcode))
return True
except OSError, e:
logSys.error("%s failed with %s" % (realCmd, e))
return False
-181
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@@ -1,181 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
from banmanager import BanManager
from jailthread import JailThread
from action import Action
import time, logging
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.actions")
##
# Execute commands.
#
# This class reads the failures from the Jail queue and decide if an
# action has to be taken. A BanManager take care of the banned IP
# addresses.
class Actions(JailThread):
##
# Constructor.
#
# Initialize the filter object with default values.
# @param jail the jail object
def __init__(self, jail):
JailThread.__init__(self, jail)
## The jail which contains this action.
self.jail = jail
self.__actions = list()
## The ban manager.
self.__banManager = BanManager()
def addAction(self, name):
action = Action(name)
self.__actions.append(action)
def delAction(self, name):
for action in self.__actions:
if action.getName() == name:
self.__actions.remove(action)
break
def getAction(self, name):
for action in self.__actions:
if action.getName() == name:
return action
raise KeyError
def getLastAction(self):
action = self.__actions.pop()
self.__actions.append(action)
return action
##
# Set the ban time.
#
# @param value the time
def setBanTime(self, value):
self.__banManager.setBanTime(value)
logSys.info("Set banTime = %s" % value)
##
# Get the ban time.
#
# @return the time
def getBanTime(self):
return self.__banManager.getBanTime()
##
# Main loop.
#
# This function is the main loop of the thread. It checks the Jail
# queue and executes commands when an IP address is banned.
# @return True when the thread exits nicely
def run(self):
for action in self.__actions:
action.execActionStart()
self.setActive(True)
while self.isActive():
if not self.getIdle():
#logSys.debug(self.jail.getName() + ": action")
ret = self.__checkBan()
if not ret:
self.__checkUnBan()
time.sleep(self.getSleepTime())
else:
time.sleep(self.getSleepTime())
self.__flushBan()
for action in self.__actions:
action.execActionStop()
logSys.debug(self.jail.getName() + ": action terminated")
return True
##
# Check for IP address to ban.
#
# Look in the Jail queue for FailTicket. If a ticket is available,
# it executes the "ban" command and add a ticket to the BanManager.
# @return True if an IP address get banned
def __checkBan(self):
ticket = self.jail.getFailTicket()
if ticket != False:
aInfo = dict()
bTicket = BanManager.createBanTicket(ticket)
aInfo["ip"] = bTicket.getIP()
aInfo["failures"] = bTicket.getAttempt()
logSys.info("Ban %s" % aInfo["ip"])
for action in self.__actions:
action.execActionBan(aInfo)
self.__banManager.addBanTicket(bTicket)
return True
return False
##
# Check for IP address to unban.
#
# Unban IP address which are outdated.
def __checkUnBan(self):
for ticket in self.__banManager.unBanList(time.time()):
aInfo = dict()
aInfo["ip"] = ticket.getIP()
logSys.info("Unban %s" % aInfo["ip"])
for action in self.__actions:
action.execActionUnban(aInfo)
##
# Flush the ban list.
#
# Unban all IP address which are still in the banning list.
def __flushBan(self):
logSys.debug("Flush ban list")
for ticket in self.__banManager.flushBanList():
aInfo = dict()
aInfo["ip"] = ticket.getIP()
logSys.info("Unban %s" % aInfo["ip"])
for action in self.__actions:
action.execActionUnban(aInfo)
##
# Get the status of the filter.
#
# Get some informations about the filter state such as the total
# number of failures.
# @return a list with tuple
def status(self):
ret = [("Currently banned", self.__banManager.size()),
("Total banned", self.__banManager.getBanTotal())]
return ret
-209
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# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
from banticket import BanTicket
from threading import Lock
import time, logging
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.action")
##
# Banning Manager.
#
# Manage the banned IP addresses. Convert FailTicket to BanTicket.
# This class is mainly used by the Action class.
class BanManager:
##
# Constructor.
#
# Initialize members with default values.
def __init__(self):
## Mutex used to protect the ban list.
self.__lock = Lock()
## The ban list.
self.__banList = list()
## The amount of time an IP address gets banned.
self.__banTime = 600
## Total number of banned IP address
self.__banTotal = 0
##
# Set the ban time.
#
# Set the amount of time an IP address get banned.
# @param value the time
def setBanTime(self, value):
self.__lock.acquire()
self.__banTime = int(value)
self.__lock.release()
##
# Get the ban time.
#
# Get the amount of time an IP address get banned.
# @return the time
def getBanTime(self):
try:
self.__lock.acquire()
return self.__banTime
finally:
self.__lock.release()
##
# Set the total number of banned address.
#
# @param value total number
def setBanTotal(self, value):
self.__lock.acquire()
self.__banTotal = value
self.__lock.release()
##
# Get the total number of banned address.
#
# @return the total number
def getBanTotal(self):
try:
self.__lock.acquire()
return self.__banTotal
finally:
self.__lock.release()
##
# Create a ban ticket.
#
# Create a BanTicket from a FailTicket. The timestamp of the BanTicket
# is the current time. This is a static method.
# @param ticket the FailTicket
# @return a BanTicket
@staticmethod
def createBanTicket(ticket):
ip = ticket.getIP()
#lastTime = ticket.getTime()
lastTime = time.time()
banTicket = BanTicket(ip, lastTime)
banTicket.setAttempt(ticket.getAttempt())
return banTicket
##
# Add a ban ticket.
#
# Add a BanTicket instance into the ban list.
# @param ticket the ticket
# @return True if the IP address is not in the ban list
def addBanTicket(self, ticket):
try:
self.__lock.acquire()
if not self.__inBanList(ticket):
self.__banList.append(ticket)
self.__banTotal += 1
return True
return False
finally:
self.__lock.release()
##
# Delete a ban ticket.
#
# Remove a BanTicket from the ban list.
# @param ticket the ticket
def __delBanTicket(self, ticket):
self.__banList.remove(ticket)
##
# Get the size of the ban list.
#
# @return the size
def size(self):
try:
self.__lock.acquire()
return len(self.__banList)
finally:
self.__lock.release()
##
# Check if a ticket is in the list.
#
# Check if a BanTicket with a given IP address is already in the
# ban list.
# @param ticket the ticket
# @return True if a ticket already exists
def __inBanList(self, ticket):
for i in self.__banList:
if ticket.getIP() == i.getIP():
return True
return False
##
# Get the list of IP address to unban.
#
# Return a list of BanTicket which need to be unbanned.
# @param time the time
# @return the list of ticket to unban
# @todo Check the delete operation
def unBanList(self, time):
try:
self.__lock.acquire()
uBList = list()
# Permanent banning
if self.__banTime < 0:
return uBList
for ticket in self.__banList:
if ticket.getTime() < time - self.__banTime:
uBList.append(ticket)
self.__delBanTicket(ticket)
return uBList
finally:
self.__lock.release()
##
# Flush the ban list.
#
# Get the ban list and initialize it with an empty one.
# @return the complete ban list
def flushBanList(self):
try:
self.__lock.acquire()
uBList = self.__banList
self.__banList = list()
return uBList
finally:
self.__lock.release()
-50
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@@ -1,50 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging
from ticket import Ticket
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban")
##
# Ban Ticket.
#
# This class extends the Ticket class. It is mainly used by the BanManager.
class BanTicket(Ticket):
##
# Constructor.
#
# Call the Ticket (parent) constructor and initialize default
# values.
# @param ip the IP address
# @param time the ban time
def __init__(self, ip, time):
Ticket.__init__(self, ip, time)
-133
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@@ -1,133 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision: 321 $
__author__ = "Cyril Jaquier"
__version__ = "$Revision: 321 $"
__date__ = "$Date: 2006-09-04 21:19:58 +0200 (Mon, 04 Sep 2006) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import time, logging
from datetemplate import DateTemplate
from datestrptime import DateStrptime
from datetai64n import DateTai64n
from dateepoch import DateEpoch
from threading import Lock
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.filter.datedetector")
class DateDetector:
def __init__(self):
self.__lock = Lock()
self.__templates = list()
self.__defTemplate = DateTemplate()
def addDefaultTemplate(self):
# standard
template = DateStrptime()
template.setName("Month Day Hour:Minute:Second")
template.setRegex("^\S{3}\s{1,2}\d{1,2} \d{2}:\d{2}:\d{2}")
template.setPattern("%b %d %H:%M:%S")
self.__templates.append(template)
# asctime
template = DateStrptime()
template.setName("Weekday Month Day Hour:Minute:Second Year")
template.setRegex("\S{3} \S{3} \d{2} \d{2}:\d{2}:\d{2} \d{4}")
template.setPattern("%a %b %d %H:%M:%S %Y")
self.__templates.append(template)
# TAI64N
template = DateTai64n()
template.setName("TAI64N")
self.__templates.append(template)
# Epoch
template = DateEpoch()
template.setName("Epoch")
self.__templates.append(template)
def getTemplates(self):
return self.__templates
def setDefaultRegex(self, value):
self.__defTemplate.setRegex(value)
def getDefaultRegex(self):
return self.__defTemplate.getRegex()
def setDefaultPattern(self, value):
self.__defTemplate.setPattern(value)
def getDefaultPattern(self):
return self.__defTemplate.getPattern()
def matchTime(self, line):
if self.__defTemplate.isValid():
return self.__defTemplate.matchDate(line)
else:
self.__lock.acquire()
for template in self.__templates:
match = template.matchDate(line)
if match <> None:
self.__lock.release()
return match
self.__lock.release()
return None
def getTime(self, line):
if self.__defTemplate.isValid():
try:
date = self.__defTemplate.getDate(line)
return date
except ValueError:
return None
else:
self.__lock.acquire()
for template in self.__templates:
try:
date = template.getDate(line)
if date == None:
continue
template.incHits()
self.__lock.release()
return date
except ValueError:
pass
self.__lock.release()
return None
def getUnixTime(self, line):
date = self.getTime(line)
if date == None:
return None
else:
return time.mktime(date)
##
# Sort the template lists using the hits score. This method is not called
# in this object and thus should be called from time to time.
def sortTemplate(self):
self.__lock.acquire()
logSys.debug("Sorting the template list")
self.__templates.sort(cmp = lambda x, y: cmp(x.getHits(), y.getHits()),
reverse=True)
self.__lock.release()
-44
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@@ -1,44 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision: 321 $
__author__ = "Cyril Jaquier"
__version__ = "$Revision: 321 $"
__date__ = "$Date: 2006-09-04 21:19:58 +0200 (Mon, 04 Sep 2006) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import time
from datetemplate import DateTemplate
class DateEpoch(DateTemplate):
def __init__(self):
DateTemplate.__init__(self)
# We already know the format for TAI64N
self.setRegex("^\d{10}(\.\d{6})?")
def getDate(self, line):
date = None
dateMatch = self.matchDate(line)
if dateMatch:
# extract part of format which represents seconds since epoch
date = list(time.gmtime(float(dateMatch.group())))
return date
-83
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@@ -1,83 +0,0 @@
# -*- coding: utf8 -*-
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision: 321 $
__author__ = "Cyril Jaquier"
__version__ = "$Revision: 321 $"
__date__ = "$Date: 2006-09-04 21:19:58 +0200 (Mon, 04 Sep 2006) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import time
from datetemplate import DateTemplate
##
# Use strptime() to parse a date. Our current locale is the 'C'
# one because we do not set the locale explicitly. This is POSIX
# standard.
class DateStrptime(DateTemplate):
TABLE = dict()
TABLE["Jan"] = []
TABLE["Feb"] = ["Fév"]
TABLE["Mar"] = ["Mär"]
TABLE["Apr"] = ["Avr"]
TABLE["May"] = ["Mai"]
TABLE["Jun"] = []
TABLE["Jul"] = []
TABLE["Aug"] = ["Aou"]
TABLE["Sep"] = []
TABLE["Oct"] = ["Okt"]
TABLE["Nov"] = []
TABLE["Dec"] = ["Déc", "Dez"]
def __init__(self):
DateTemplate.__init__(self)
@staticmethod
def convertLocale(date):
for t in DateStrptime.TABLE:
for m in DateStrptime.TABLE[t]:
if date.find(m) >= 0:
return date.replace(m, t)
return date
def getDate(self, line):
date = None
dateMatch = self.matchDate(line)
if dateMatch:
try:
# Try first with 'C' locale
date = list(time.strptime(dateMatch.group(), self.getPattern()))
except ValueError:
# Try to convert date string to 'C' locale
conv = self.convertLocale(dateMatch.group())
date = list(time.strptime(conv, self.getPattern()))
if date[0] < 2000:
# There is probably no year field in the logs
date[0] = time.gmtime()[0]
# Bug fix for #1241756
# If the date is greater than the current time, we suppose
# that the log is not from this year but from the year before
if time.mktime(date) > time.time():
date[0] -= 1
return date
-46
View File
@@ -1,46 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision: 321 $
__author__ = "Cyril Jaquier"
__version__ = "$Revision: 321 $"
__date__ = "$Date: 2006-09-04 21:19:58 +0200 (Mon, 04 Sep 2006) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import time
from datetemplate import DateTemplate
class DateTai64n(DateTemplate):
def __init__(self):
DateTemplate.__init__(self)
# We already know the format for TAI64N
self.setRegex("@[0-9a-f]{24}")
def getDate(self, line):
date = None
dateMatch = self.matchDate(line)
if dateMatch:
# extract part of format which represents seconds since epoch
value = dateMatch.group()
seconds_since_epoch = value[2:17]
date = list(time.gmtime(int(seconds_since_epoch, 16)))
return date
-71
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@@ -1,71 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision: 321 $
__author__ = "Cyril Jaquier"
__version__ = "$Revision: 321 $"
__date__ = "$Date: 2006-09-04 21:19:58 +0200 (Mon, 04 Sep 2006) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import re
class DateTemplate:
def __init__(self):
self.__name = ""
self.__regex = ""
self.__cRegex = None
self.__pattern = ""
self.__hits = 0
def setName(self, name):
self.__name = name
def getName(self):
return self.__name
def setRegex(self, regex):
self.__regex = regex
self.__cRegex = re.compile(regex)
def getRegex(self):
return self.__regex
def setPattern(self, pattern):
self.__pattern = pattern
def getPattern(self):
return self.__pattern
def isValid(self):
return self.__regex != "" and self.__pattern != ""
def incHits(self):
self.__hits = self.__hits + 1
def getHits(self):
return self.__hits
def matchDate(self, line):
dateMatch = self.__cRegex.search(line)
return dateMatch
def getDate(self, line):
raise Exception("matchDate() is abstract")
-53
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@@ -1,53 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban")
class FailData:
def __init__(self):
self.__retry = 0
self.__lastTime = 0
def setRetry(self, value):
self.__retry = value
def getRetry(self):
return self.__retry
def inc(self):
self.__retry += 1
def setLastTime(self, value):
if value > self.__lastTime:
self.__lastTime = value
def getLastTime(self):
return self.__lastTime
-132
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@@ -1,132 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
from faildata import FailData
from failticket import FailTicket
from threading import Lock
import logging
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.filter")
class FailManager:
def __init__(self):
self.__lock = Lock()
self.__failList = dict()
self.__maxRetry = 3
self.__maxTime = 600
self.__failTotal = 0
def setFailTotal(self, value):
self.__lock.acquire()
self.__failTotal = value
self.__lock.release()
def getFailTotal(self):
try:
self.__lock.acquire()
return self.__failTotal
finally:
self.__lock.release()
def setMaxRetry(self, value):
self.__lock.acquire()
self.__maxRetry = value
self.__lock.release()
def getMaxRetry(self):
try:
self.__lock.acquire()
return self.__maxRetry
finally:
self.__lock.release()
def setMaxTime(self, value):
self.__lock.acquire()
self.__maxTime = value
self.__lock.release()
def getMaxTime(self):
try:
self.__lock.acquire()
return self.__maxTime
finally:
self.__lock.release()
def addFailure(self, ticket):
self.__lock.acquire()
ip = ticket.getIP()
unixTime = ticket.getTime()
if self.__failList.has_key(ip):
fData = self.__failList[ip]
fData.inc()
fData.setLastTime(unixTime)
else:
fData = FailData()
fData.inc()
fData.setLastTime(unixTime)
self.__failList[ip] = fData
self.__failTotal += 1
self.__lock.release()
def size(self):
try:
self.__lock.acquire()
return len(self.__failList)
finally:
self.__lock.release()
def cleanup(self, time):
self.__lock.acquire()
tmp = self.__failList.copy()
for item in tmp:
if tmp[item].getLastTime() < time - self.__maxTime:
self.__delFailure(item)
self.__lock.release()
def __delFailure(self, ip):
if self.__failList.has_key(ip):
del self.__failList[ip]
def toBan(self):
try:
self.__lock.acquire()
for ip in self.__failList:
data = self.__failList[ip]
if data.getRetry() >= self.__maxRetry:
self.__delFailure(ip)
# Create a FailTicket from BanData
failTicket = FailTicket(ip, data.getLastTime())
failTicket.setAttempt(data.getRetry())
return failTicket
raise FailManagerEmpty
finally:
self.__lock.release()
class FailManagerEmpty(Exception):
pass
-37
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@@ -1,37 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging
from ticket import Ticket
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban")
class FailTicket(Ticket):
def __init__(self, ip, time):
Ticket.__init__(self, ip, time)
-517
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@@ -1,517 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
from failmanager import FailManager
from failticket import FailTicket
from jailthread import JailThread
from datedetector import DateDetector
import time, logging, re
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.filter")
##
# Log reader class.
#
# This class reads a log file and detects login failures or anything else
# that matches a given regular expression. This class is instanciated by
# a Jail object.
class Filter(JailThread):
##
# Constructor.
#
# Initialize the filter object with default values.
# @param jail the jail object
def __init__(self, jail):
JailThread.__init__(self, jail)
## The jail which contains this filter.
self.jail = jail
## The failures manager.
self.failManager = FailManager()
self.modified = False
## The log file handler.
self.__crtHandler = None
self.__crtFilename = None
## The log file path.
self.__logPath = []
## The regular expression matching the failure.
self.__failRegex = ''
self.__failRegexObj = None
## The amount of time to look back.
self.__findTime = 6000
## The ignore IP list.
self.__ignoreIpList = []
## The last position of the file.
self.__lastPos = dict()
## The last date in tht log file.
self.__lastDate = dict()
self.dateDetector = DateDetector()
self.dateDetector.addDefaultTemplate()
logSys.info("Created Filter")
##
# Add a log file path
#
# @param path log file path
def addLogPath(self, path):
self.getLogPath().append(path)
# Initialize default values
self.__lastDate[path] = 0
self.__lastPos[path] = 0
##
# Delete a log path
#
# @param path the log file to delete
def delLogPath(self, path):
self.getLogPath().remove(path)
del self.__lastDate[path]
del self.__lastPos[path]
##
# Get the log file path
#
# @return log file path
def getLogPath(self):
return self.__logPath
##
# Check whether path is already monitored.
#
# @param path The path
# @return True if the path is already monitored else False
def containsLogPath(self, path):
try:
self.getLogPath().index(path)
return True
except ValueError:
return False
##
# Set the regular expression which matches the time.
#
# @param value the regular expression
def setTimeRegex(self, value):
self.dateDetector.setDefaultRegex(value)
logSys.info("Set default regex = %s" % value)
##
# Get the regular expression which matches the time.
#
# @return the regular expression
def getTimeRegex(self):
return self.dateDetector.getDefaultRegex()
##
# Set the time pattern.
#
# @param value the time pattern
def setTimePattern(self, value):
self.dateDetector.setDefaultPattern(value)
logSys.info("Set default pattern = %s" % value)
##
# Get the time pattern.
#
# @return the time pattern
def getTimePattern(self):
return self.dateDetector.getDefaultPattern()
##
# Set the regular expression which matches the failure.
#
# The regular expression can also match any other pattern than failures
# and thus can be used for many purporse.
# @param value the regular expression
def setFailRegex(self, value):
self.__failRegex = value
self.__failRegexObj = re.compile(value)
logSys.info("Set failregex = %s" % value)
##
# Get the regular expression which matches the failure.
#
# @return the regular expression
def getFailRegex(self):
return self.__failRegex
##
# Set the time needed to find a failure.
#
# This value tells the filter how long it has to take failures into
# account.
# @param value the time
def setFindTime(self, value):
self.__findTime = value
logSys.info("Set findtime = %s" % value)
##
# Get the time needed to find a failure.
#
# @return the time
def getFindTime(self):
return self.__findTime
##
# Set the maximum retry value.
#
# @param value the retry value
def setMaxRetry(self, value):
self.failManager.setMaxRetry(value)
logSys.info("Set maxRetry = %s" % value)
##
# Get the maximum retry value.
#
# @return the retry value
def getMaxRetry(self):
return self.failManager.getMaxRetry()
##
# Set the maximum time a failure stays in the list.
#
# @param value the maximum time
def setMaxTime(self, value):
self.failManager.setMaxTime(value)
logSys.info("Set maxTime = %s" % value)
##
# Get the maximum time a failure stays in the list.
#
# @return the time value
def getMaxTime(self):
return self.failManager.getMaxTime()
##
# Main loop.
#
# This function is the main loop of the thread. It checks if the
# file has been modified and looks for failures.
# @return True when the thread exits nicely
def run(self):
raise Exception("run() is abstract")
##
# Add an IP/DNS to the ignore list.
#
# IP addresses in the ignore list are not taken into account
# when finding failures. CIDR mask and DNS are also accepted.
# @param ip IP address to ignore
def addIgnoreIP(self, ip):
logSys.debug("Add " + ip + " to ignore list")
self.__ignoreIpList.append(ip)
def delIgnoreIP(self, ip):
logSys.debug("Remove " + ip + " from ignore list")
self.__ignoreIpList.remove(ip)
def getIgnoreIP(self):
return self.__ignoreIpList
##
# Check if IP address/DNS is in the ignore list.
#
# Check if the given IP address matches an IP address/DNS or a CIDR
# mask in the ignore list.
# @param ip IP address
# @return True if IP address is in ignore list
def inIgnoreIPList(self, ip):
for i in self.__ignoreIpList:
# An empty string is always false
if i == "":
return False
s = i.split('/', 1)
# IP address without CIDR mask
if len(s) == 1:
s.insert(1, '32')
s[1] = long(s[1])
try:
a = DNSUtils.cidr(s[0], s[1])
b = DNSUtils.cidr(ip, s[1])
except Exception:
# Check if IP in DNS
ips = DNSUtils.dnsToIp(i)
if ip in ips:
return True
else:
return False
if a == b:
return True
return False
##
# Open the log file.
def __openLogFile(self, filename):
""" Opens the log file specified on init.
"""
try:
self.__crtFilename = filename
self.__crtHandler = open(filename)
logSys.debug("Opened " + filename)
return True
except OSError:
logSys.error("Unable to open " + filename)
except IOError:
logSys.error("Unable to read " + filename +
". Please check permissions")
return False
##
# Close the log file.
def __closeLogFile(self):
self.__crtFilename = None
self.__crtHandler.close()
##
# Set the file position.
#
# Sets the file position. We must take care of log file rotation
# and reset the position to 0 in that case. Use the log message
# timestamp in order to detect this.
def __setFilePos(self):
line = self.__crtHandler.readline()
lastDate = self.__lastDate[self.__crtFilename]
lineDate = self.dateDetector.getUnixTime(line)
if lastDate < lineDate:
logSys.debug("Date " + `lastDate` + " is smaller than " + `lineDate`)
logSys.debug("Log rotation detected for " + self.__crtFilename)
self.__lastPos[self.__crtFilename] = 0
lastPos = self.__lastPos[self.__crtFilename]
logSys.debug("Setting file position to " + `lastPos` + " for " +
self.__crtFilename)
self.__crtHandler.seek(lastPos)
##
# Get the file position.
def __getFilePos(self):
return self.__crtHandler.tell()
##
# Gets all the failure in the log file.
#
# Gets all the failure in the log file which are newer than
# time.time()-self.findTime. When a failure is detected, a FailTicket
# is created and is added to the FailManager.
def getFailures(self, filename):
ipList = dict()
ret = self.__openLogFile(filename)
if not ret:
logSys.error("Unable to get failures in " + filename)
return False
self.__setFilePos()
lastLine = None
for line in self.__crtHandler:
try:
# Try to convert UTF-8 string to Latin-1
#line = line.decode('utf-8').encode('latin-1')
line = line.decode('utf-8')
except UnicodeDecodeError:
pass
#except UnicodeEncodeError:
# logSys.warn("Mmhh... Are you sure you watch the correct file?")
if not self.dateDetector.matchTime(line):
# There is no valid time in this line
continue
lastLine = line
for element in self.findFailure(line):
ip = element[0]
unixTime = element[1]
if unixTime < time.time()-self.__findTime:
break
if self.inIgnoreIPList(ip):
logSys.debug("Ignore "+ip)
continue
logSys.debug("Found "+ip)
self.failManager.addFailure(FailTicket(ip, unixTime))
self.__lastPos[filename] = self.__getFilePos()
if lastLine:
self.__lastDate[filename] = self.dateDetector.getUnixTime(lastLine)
self.__closeLogFile()
return True
##
# Finds the failure in a line.
#
# Uses the failregex pattern to find it and timeregex in order
# to find the logging time.
# @return a dict with IP and timestamp.
def findFailure(self, line):
failList = list()
match = self.__failRegexObj.search(line)
if match:
date = self.dateDetector.getUnixTime(match.string)
if date <> None:
try:
ipMatch = DNSUtils.textToIp(match.group("host"))
if ipMatch:
for ip in ipMatch:
failList.append([ip, date])
except IndexError:
logSys.error("There is no 'host' group in the rule. " +
"Please correct your configuration.")
return failList
##
# Get the status of the filter.
#
# Get some informations about the filter state such as the total
# number of failures.
# @return a list with tuple
def status(self):
ret = [("Currently failed", self.failManager.size()),
("Total failed", self.failManager.getFailTotal())]
return ret
##
# Utils class for DNS and IP handling.
#
# This class contains only static methods used to handle DNS and IP
# addresses.
import socket, struct
class DNSUtils:
DNS_CRE = re.compile("(?:(?:\w|-)+\.){2,}\w+")
IP_CRE = re.compile("(?:\d{1,3}\.){3}\d{1,3}")
@staticmethod
def dnsToIp(dns):
""" Convert a DNS into an IP address using the Python socket module.
Thanks to Kevin Drapel.
"""
try:
return socket.gethostbyname_ex(dns)[2]
except socket.gaierror:
return list()
@staticmethod
def textToDns(text):
""" Search for possible DNS in an arbitrary text.
Thanks to Tom Pike.
"""
match = DNSUtils.DNS_CRE.match(text)
if match:
return match
else:
return None
@staticmethod
def searchIP(text):
""" Search if an IP address if directly available and return
it.
"""
match = DNSUtils.IP_CRE.match(text)
if match:
return match
else:
return None
@staticmethod
def isValidIP(str):
""" Return true if str is a valid IP
"""
s = str.split('/', 1)
try:
socket.inet_aton(s[0])
return True
except socket.error:
return False
@staticmethod
def textToIp(text):
""" Return the IP of DNS found in a given text.
"""
ipList = list()
# Search for plain IP
plainIP = DNSUtils.searchIP(text)
if not plainIP == None:
plainIPStr = plainIP.group(0)
if DNSUtils.isValidIP(plainIPStr):
ipList.append(plainIPStr)
if not ipList:
# Try to get IP from possible DNS
dns = DNSUtils.textToDns(text)
if not dns == None:
ip = DNSUtils.dnsToIp(dns.group(0))
for e in ip:
ipList.append(e)
return ipList
@staticmethod
def cidr(i, n):
""" Convert an IP address string with a CIDR mask into a 32-bit
integer.
"""
# 32-bit IPv4 address mask
MASK = 0xFFFFFFFFL
return ~(MASK >> n) & MASK & DNSUtils.addr2bin(i)
@staticmethod
def addr2bin(str):
""" Convert a string IPv4 address into an unsigned integer.
"""
return struct.unpack("!L", socket.inet_aton(str))[0]
@staticmethod
def bin2addr(addr):
""" Convert a numeric IPv4 address into string n.n.n.n form.
"""
return socket.inet_ntoa(struct.pack("!L", addr))
-119
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@@ -1,119 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
from failmanager import FailManagerEmpty
from filter import Filter
import time, logging, gamin
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.filter")
##
# Log reader class.
#
# This class reads a log file and detects login failures or anything else
# that matches a given regular expression. This class is instanciated by
# a Jail object.
class FilterGamin(Filter):
##
# Constructor.
#
# Initialize the filter object with default values.
# @param jail the jail object
def __init__(self, jail):
Filter.__init__(self, jail)
# Gamin monitor
self.monitor = gamin.WatchMonitor()
logSys.info("Created FilterGamin")
def callback(self, path, event):
logSys.debug("Got event: " + `event` + " for " + path)
if event in (gamin.GAMCreated, gamin.GAMChanged, gamin.GAMExists):
logSys.debug("File changed: " + path)
self.getFailures(path)
self.modified = True
##
# Add a log file path
#
# @param path log file path
def addLogPath(self, path):
if self.containsLogPath(path):
logSys.error(path + " already exists")
else:
self.monitor.watch_file(path, self.callback)
Filter.addLogPath(self, path)
logSys.info("Added logfile = %s" % path)
##
# Delete a log path
#
# @param path the log file to delete
def delLogPath(self, path):
if not self.containsLogPath(path):
logSys.error(path + " is not monitored")
else:
self.monitor.stop_watch(path)
Filter.delLogPath(self, path)
logSys.info("Removed logfile = %s" % path)
##
# Main loop.
#
# This function is the main loop of the thread. It checks if the
# file has been modified and looks for failures.
# @return True when the thread exits nicely
def run(self):
self.setActive(True)
while self.isActive():
if not self.getIdle():
# We cannot block here because we want to be able to
# exit.
if self.monitor.event_pending():
self.monitor.handle_events()
if self.modified:
try:
ticket = self.failManager.toBan()
self.jail.putFailTicket(ticket)
except FailManagerEmpty:
self.failManager.cleanup(time.time())
self.dateDetector.sortTemplate()
self.modified = False
time.sleep(self.getSleepTime())
else:
time.sleep(self.getSleepTime())
logSys.debug(self.jail.getName() + ": filter terminated")
return True
-139
View File
@@ -1,139 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision: 354 $
__author__ = "Cyril Jaquier"
__version__ = "$Revision: 354 $"
__date__ = "$Date: 2006-09-13 23:31:22 +0200 (Wed, 13 Sep 2006) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
from failmanager import FailManagerEmpty
from filter import Filter
import time, logging, os
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.filter")
##
# Log reader class.
#
# This class reads a log file and detects login failures or anything else
# that matches a given regular expression. This class is instanciated by
# a Jail object.
class FilterPoll(Filter):
##
# Constructor.
#
# Initialize the filter object with default values.
# @param jail the jail object
def __init__(self, jail):
Filter.__init__(self, jail)
## The time of the last modification of the file.
self.__lastModTime = dict()
self.__file404Cnt = dict()
logSys.info("Created FilterPoll")
##
# Add a log file path
#
# @param path log file path
def addLogPath(self, path):
if self.containsLogPath(path):
logSys.error(path + " already exists")
else:
self.__lastModTime[path] = 0
self.__file404Cnt[path] = 0
Filter.addLogPath(self, path)
logSys.info("Added logfile = %s" % path)
##
# Delete a log path
#
# @param path the log file to delete
def delLogPath(self, path):
if not self.containsLogPath(path):
logSys.error(path + " is not monitored")
else:
del self.__lastModTime[path]
del self.__file404Cnt[path]
Filter.delLogPath(self, path)
logSys.info("Removed logfile = %s" % path)
##
# Main loop.
#
# This function is the main loop of the thread. It checks if the
# file has been modified and looks for failures.
# @return True when the thread exits nicely
def run(self):
self.setActive(True)
while self.isActive():
if not self.getIdle():
# Get file modification
for file in self.getLogPath():
if self.isModified(file):
self.getFailures(file)
self.modified = True
if self.modified:
try:
ticket = self.failManager.toBan()
self.jail.putFailTicket(ticket)
except FailManagerEmpty:
self.failManager.cleanup(time.time())
self.dateDetector.sortTemplate()
self.modified = False
time.sleep(self.getSleepTime())
else:
time.sleep(self.getSleepTime())
logSys.debug(self.jail.getName() + ": filter terminated")
return True
##
# Checks if the log file has been modified.
#
# Checks if the log file has been modified using os.stat().
# @return True if log file has been modified
def isModified(self, filename):
try:
logStats = os.stat(filename)
self.__file404Cnt[filename] = 0
if self.__lastModTime[filename] == logStats.st_mtime:
return False
else:
logSys.debug(filename + " has been modified")
self.__lastModTime[filename] = logStats.st_mtime
return True
except OSError:
logSys.error("Unable to get stat on " + filename)
self.__file404Cnt[filename] = self.__file404Cnt[filename] + 1
if self.__file404Cnt[filename] > 2:
logSys.warn("Too much read error. Set the jail idle")
self.jail.setIdle(True)
self.__file404Cnt[filename] = 0
return False
-148
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@@ -1,148 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision$
__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import Queue, logging
from actions import Actions
from threading import Lock
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.jail")
class Jail:
def __init__(self, name):
self.__lock = Lock()
self.__name = name
self.__queue = Queue.Queue()
try:
import gamin
logSys.info("Gamin available. Using it instead of poller")
from filtergamin import FilterGamin
self.__filter = FilterGamin(self)
except ImportError:
logSys.info("Gamin not available. Using poller")
from filterpoll import FilterPoll
self.__filter = FilterPoll(self)
self.__action = Actions(self)
def setName(self, name):
self.__lock.acquire()
self.__name = name
self.__lock.release()
def getName(self):
try:
self.__lock.acquire()
return self.__name
finally:
self.__lock.release()
def setFilter(self, filter):
self.__lock.acquire()
self.__filter = filter
self.__lock.release()
def getFilter(self):
try:
self.__lock.acquire()
return self.__filter
finally:
self.__lock.release()
def setAction(self, action):
self.__lock.acquire()
self.__action = action
self.__lock.release()
def getAction(self):
try:
self.__lock.acquire()
return self.__action
finally:
self.__lock.release()
def putFailTicket(self, ticket):
self.__lock.acquire()
self.__queue.put(ticket)
self.__lock.release()
def getFailTicket(self):
try:
self.__lock.acquire()
try:
return self.__queue.get(False)
except Queue.Empty:
return False
finally:
self.__lock.release()
def start(self):
self.__lock.acquire()
self.__filter.start()
self.__action.start()
self.__lock.release()
def stop(self):
self.__lock.acquire()
self.__filter.stop()
self.__action.stop()
self.__lock.release()
self.__filter.join()
self.__action.join()
def isActive(self):
try:
self.__lock.acquire()
isActive0 = self.__filter.isActive()
isActive1 = self.__action.isActive()
return isActive0 or isActive1
finally:
self.__lock.release()
def setIdle(self, value):
self.__lock.acquire()
self.__filter.setIdle(value)
self.__action.setIdle(value)
self.__lock.release()
def getIdle(self):
try:
self.__lock.acquire()
return self.__filter.getIdle() or self.__action.getIdle()
finally:
self.__lock.release()
def getStatus(self):
try:
self.__lock.acquire()
fStatus = self.__filter.status()
aStatus = self.__action.status()
ret = [("filter", fStatus),
("action", aStatus)]
return ret
finally:
self.__lock.release()
-107
View File
@@ -1,107 +0,0 @@
# This file is part of Fail2Ban.
#
# Fail2Ban is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision: 354 $
__author__ = "Cyril Jaquier"
__version__ = "$Revision: 354 $"
__date__ = "$Date: 2006-09-13 23:31:22 +0200 (Wed, 13 Sep 2006) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
from jail import Jail
from threading import Lock
class Jails:
def __init__(self):
self.__lock = Lock()
self.__jails = dict()
def add(self, name):
self.__lock.acquire()
if self.__jails.has_key(name):
self.__lock.release()
raise DuplicateJailException(name)
else:
self.__jails[name] = Jail(name)
self.__lock.release()
def remove(self, name):
self.__lock.acquire()
if self.__jails.has_key(name):
del self.__jails[name]
self.__lock.release()
else:
self.__lock.release()
raise UnknownJailException(name)
def get(self, name):
try:
self.__lock.acquire()
if self.__jails.has_key(name):
jail = self.__jails[name]
return jail
else:
raise UnknownJailException(name)
finally:
self.__lock.release()
def getAction(self, name):
try:
self.__lock.acquire()
if self.__jails.has_key(name):
action = self.__jails[name].getAction()
return action
else:
raise UnknownJailException(name)
finally:
self.__lock.release()
def getFilter(self, name):
try:
self.__lock.acquire()
if self.__jails.has_key(name):
action = self.__jails[name].getFilter()
return action
else:
raise UnknownJailException(name)
finally:
self.__lock.release()
def getAll(self):
try:
self.__lock.acquire()
return self.__jails.copy()
finally:
self.__lock.release()
def size(self):
try:
self.__lock.acquire()
return len(self.__jails)
finally:
self.__lock.release()
class DuplicateJailException(Exception):
pass
class UnknownJailException(Exception):
pass

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