mirror of https://github.com/fail2ban/fail2ban
56 lines
1.7 KiB
Python
56 lines
1.7 KiB
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"
|
|
|
|
from parser import Parser
|
|
|
|
class Sshd(Parser):
|
|
""" OpenSSH daemon log parser. Contains specific code for sshd.
|
|
"""
|
|
|
|
_instance = None
|
|
# This is the pattern to look for.
|
|
pattern = "Failed password|Illegal user"
|
|
|
|
def getInstance():
|
|
""" We use a singleton.
|
|
"""
|
|
if not Sshd._instance:
|
|
Sshd._instance = Sshd()
|
|
return Sshd._instance
|
|
|
|
getInstance = staticmethod(getInstance)
|
|
|
|
def parseLogLine(self, line):
|
|
""" Matches sshd bad login attempt. Returns the IP and the
|
|
log time.
|
|
"""
|
|
if self.getLogMatch(self.pattern, line):
|
|
matchIP = self.getLogIP(line)
|
|
if matchIP:
|
|
return [matchIP, self.getLogTime(line)]
|
|
else:
|
|
return False
|