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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: 696 $
__author__ = "Cyril Jaquier"
__version__ = "$Revision: 696 $"
__date__ = "$Date: 2008-05-19 23:05:32 +0200 (Mon, 19 May 2008) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import Queue, logging
from actions import Actions
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.jail")
class Jail:
def __init__(self, name, backend = "auto"):
self.__name = name
self.__queue = Queue.Queue()
self.__filter = None
logSys.info("Creating new jail '%s'" % self.__name)
if backend == "polling":
self.__initPoller()
else:
try:
self.__initGamin()
except ImportError:
self.__initPoller()
self.__action = Actions(self)
def __initPoller(self):
logSys.info("Jail '%s' uses poller" % self.__name)
from filterpoll import FilterPoll
self.__filter = FilterPoll(self)
def __initGamin(self):
# Try to import gamin
import gamin
logSys.info("Jail '%s' uses Gamin" % self.__name)
from filtergamin import FilterGamin
self.__filter = FilterGamin(self)
def setName(self, name):
self.__name = name
def getName(self):
return self.__name
def getFilter(self):
return self.__filter
def getAction(self):
return self.__action
def putFailTicket(self, ticket):
self.__queue.put(ticket)
def getFailTicket(self):
try:
return self.__queue.get(False)
except Queue.Empty:
return False
def start(self):
self.__filter.start()
self.__action.start()
logSys.info("Jail '%s' started" % self.__name)
def stop(self):
self.__filter.stop()
self.__action.stop()
self.__filter.join()
self.__action.join()
logSys.info("Jail '%s' stopped" % self.__name)
def isAlive(self):
isAlive0 = self.__filter.isAlive()
isAlive1 = self.__action.isAlive()
return isAlive0 or isAlive1
def setIdle(self, value):
self.__filter.setIdle(value)
self.__action.setIdle(value)
def getIdle(self):
return self.__filter.getIdle() or self.__action.getIdle()
def getStatus(self):
fStatus = self.__filter.status()
aStatus = self.__action.status()
ret = [("filter", fStatus),
("action", aStatus)]
return ret
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