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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: 639 $
__author__ = "Cyril Jaquier"
__version__ = "$Revision: 639 $"
__date__ = "$Date: 2007-12-17 21:04:29 +0100 (Mon, 17 Dec 2007) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging, time
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.comm")
class Transmitter:
##
# Constructor.
#
# @param The server reference
def __init__(self, server):
self.__server = server
##
# Proceeds a command.
#
# Proceeds an incoming command.
# @param command The incoming command
def proceed(self, command):
# Deserialize object
logSys.debug("Command: " + `command`)
try:
ret = self.__commandHandler(command)
ack = 0, ret
except Exception, e:
logSys.warn("Invalid command: " + `command`)
ack = 1, e
return ack
##
# Handle an command.
#
#
def __commandHandler(self, command):
if command[0] == "ping":
return "pong"
elif command[0] == "add":
name = command[1]
if name == "all":
raise Exception("Reserved name")
try:
backend = command[2]
except IndexError:
backend = "auto"
self.__server.addJail(name, backend)
return name
elif command[0] == "start":
name = command[1]
self.__server.startJail(name)
return None
elif command[0] == "stop":
if len(command) == 1:
self.__server.quit()
elif command[1] == "all":
self.__server.stopAllJail()
else:
name = command[1]
self.__server.stopJail(name)
return None
elif command[0] == "sleep":
value = command[1]
time.sleep(int(value))
return None
elif command[0] == "set":
return self.__commandSet(command[1:])
elif command[0] == "get":
return self.__commandGet(command[1:])
elif command[0] == "status":
return self.status(command[1:])
raise Exception("Invalid command")
def __commandSet(self, command):
name = command[0]
# Logging
if name == "loglevel":
value = int(command[1])
self.__server.setLogLevel(value)
return self.__server.getLogLevel()
elif name == "logtarget":
value = command[1]
self.__server.setLogTarget(value)
return self.__server.getLogTarget()
# Jail
elif command[1] == "idle":
if command[2] == "on":
self.__server.setIdleJail(name, True)
elif command[2] == "off":
self.__server.setIdleJail(name, False)
return self.__server.getIdleJail(name)
# Filter
elif command[1] == "addignoreip":
value = command[2]
self.__server.addIgnoreIP(name, value)
return self.__server.getIgnoreIP(name)
elif command[1] == "delignoreip":
value = command[2]
self.__server.delIgnoreIP(name, value)
return self.__server.getIgnoreIP(name)
elif command[1] == "addlogpath":
value = command[2:]
for path in value:
self.__server.addLogPath(name, path)
return self.__server.getLogPath(name)
elif command[1] == "dellogpath":
value = command[2]
self.__server.delLogPath(name, value)
return self.__server.getLogPath(name)
elif command[1] == "addfailregex":
value = command[2]
self.__server.addFailRegex(name, value)
return self.__server.getFailRegex(name)
elif command[1] == "delfailregex":
value = int(command[2])
self.__server.delFailRegex(name, value)
return self.__server.getFailRegex(name)
elif command[1] == "addignoreregex":
value = command[2]
self.__server.addIgnoreRegex(name, value)
return self.__server.getIgnoreRegex(name)
elif command[1] == "delignoreregex":
value = int(command[2])
self.__server.delIgnoreRegex(name, value)
return self.__server.getIgnoreRegex(name)
elif command[1] == "findtime":
value = command[2]
self.__server.setFindTime(name, int(value))
return self.__server.getFindTime(name)
elif command[1] == "maxretry":
value = command[2]
self.__server.setMaxRetry(name, int(value))
return self.__server.getMaxRetry(name)
# command
elif command[1] == "bantime":
value = command[2]
self.__server.setBanTime(name, int(value))
return self.__server.getBanTime(name)
elif command[1] == "addaction":
value = command[2]
self.__server.addAction(name, value)
return self.__server.getLastAction(name).getName()
elif command[1] == "delaction":
self.__server.delAction(name, value)
return None
elif command[1] == "setcinfo":
act = command[2]
key = command[3]
value = command[4]
self.__server.setCInfo(name, act, key, value)
return self.__server.getCInfo(name, act, key)
elif command[1] == "delcinfo":
act = command[2]
key = command[3]
self.__server.delCInfo(name, act, key)
return None
elif command[1] == "actionstart":
act = command[2]
value = command[3]
self.__server.setActionStart(name, act, value)
return self.__server.getActionStart(name, act)
elif command[1] == "actionstop":
act = command[2]
value = command[3]
self.__server.setActionStop(name, act, value)
return self.__server.getActionStop(name, act)
elif command[1] == "actioncheck":
act = command[2]
value = command[3]
self.__server.setActionCheck(name, act, value)
return self.__server.getActionCheck(name, act)
elif command[1] == "actionban":
act = command[2]
value = command[3]
self.__server.setActionBan(name, act, value)
return self.__server.getActionBan(name, act)
elif command[1] == "actionunban":
act = command[2]
value = command[3]
self.__server.setActionUnban(name, act, value)
return self.__server.getActionUnban(name, act)
raise Exception("Invalid command (no set action or not yet implemented)")
def __commandGet(self, command):
name = command[0]
# Logging
if name == "loglevel":
return self.__server.getLogLevel()
elif name == "logtarget":
return self.__server.getLogTarget()
# Filter
elif command[1] == "logpath":
return self.__server.getLogPath(name)
elif command[1] == "ignoreip":
return self.__server.getIgnoreIP(name)
elif command[1] == "failregex":
return self.__server.getFailRegex(name)
elif command[1] == "ignoreregex":
return self.__server.getIgnoreRegex(name)
elif command[1] == "findtime":
return self.__server.getFindTime(name)
elif command[1] == "maxretry":
return self.__server.getMaxRetry(name)
# Action
elif command[1] == "bantime":
return self.__server.getBanTime(name)
elif command[1] == "addaction":
return self.__server.getLastAction(name).getName()
elif command[1] == "actionstart":
act = command[2]
return self.__server.getActionStart(name, act)
elif command[1] == "actionstop":
act = command[2]
return self.__server.getActionStop(name, act)
elif command[1] == "actioncheck":
act = command[2]
return self.__server.getActionCheck(name, act)
elif command[1] == "actionban":
act = command[2]
return self.__server.getActionBan(name, act)
elif command[1] == "actionunban":
act = command[2]
return self.__server.getActionUnban(name, act)
raise Exception("Invalid command (no get action or not yet implemented)")
def status(self, command):
if len(command) == 0:
return self.__server.status()
else:
name = command[0]
return self.__server.statusJail(name)
raise Exception("Invalid command (no status)")
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