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451 lines
13 KiB
451 lines
13 KiB
# emacs: -*- mode: python; py-indent-offset: 4; indent-tabs-mode: t -*-
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# vi: set ft=python sts=4 ts=4 sw=4 noet :
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# This file is part of Fail2Ban.
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#
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# Fail2Ban is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# Fail2Ban is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Fail2Ban; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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# Author: Cyril Jaquier
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#
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# $Revision$
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__author__ = "Cyril Jaquier"
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__version__ = "$Revision$"
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__date__ = "$Date$"
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__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
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__license__ = "GPL"
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import unittest, socket, time, tempfile, os, locale
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from server.server import Server
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class StartStop(unittest.TestCase):
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def setUp(self):
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"""Call before every test case."""
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self.__server = Server()
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self.__server.setLogLevel(0)
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self.__server.start(False)
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def tearDown(self):
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"""Call after every test case."""
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self.__server.quit()
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def testStartStopJail(self):
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name = "TestCase"
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self.__server.addJail(name)
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self.__server.startJail(name)
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time.sleep(1)
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self.__server.stopJail(name)
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class Transmitter(unittest.TestCase):
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def setUp(self):
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"""Call before every test case."""
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self.__server = Server()
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self.__transm = self.__server._Server__transm
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self.__server.setLogTarget("/dev/null")
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self.__server.setLogLevel(0)
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sock_fd, sock_name = tempfile.mkstemp('fail2ban.sock', 'transmitter')
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os.close(sock_fd)
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pidfile_fd, pidfile_name = tempfile.mkstemp(
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'fail2ban.pid', 'transmitter')
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os.close(pidfile_fd)
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self.__server.start(sock_name, pidfile_name, force=False)
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self.jailName = "TestJail1"
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self.__server.addJail(self.jailName, "auto")
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def tearDown(self):
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"""Call after every test case."""
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self.__server.quit()
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def setGetTest(self, cmd, inValue, outValue=None, jail=None):
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setCmd = ["set", cmd, inValue]
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getCmd = ["get", cmd]
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if jail is not None:
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setCmd.insert(1, jail)
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getCmd.insert(1, jail)
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if outValue is None:
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outValue = inValue
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self.assertEqual(self.__transm.proceed(setCmd), (0, outValue))
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self.assertEqual(self.__transm.proceed(getCmd), (0, outValue))
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def setGetTestNOK(self, cmd, inValue, jail=None):
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setCmd = ["set", cmd, inValue]
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getCmd = ["get", cmd]
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if jail is not None:
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setCmd.insert(1, jail)
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getCmd.insert(1, jail)
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# Get initial value before trying invalid value
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initValue = self.__transm.proceed(getCmd)[1]
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self.assertEqual(self.__transm.proceed(setCmd)[0], 1)
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# Check after failed set that value is same as previous
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self.assertEqual(self.__transm.proceed(getCmd), (0, initValue))
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def jailAddDelTest(self, cmd, values, jail):
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cmdAdd = "add" + cmd
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cmdDel = "del" + cmd
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self.assertEqual(
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self.__transm.proceed(["get", jail, cmd]), (0, []))
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for n, value in enumerate(values):
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self.assertEqual(
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self.__transm.proceed(["set", jail, cmdAdd, value]),
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(0, values[:n+1]))
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self.assertEqual(
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self.__transm.proceed(["get", jail, cmd]),
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(0, values[:n+1]))
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for n, value in enumerate(values):
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self.assertEqual(
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self.__transm.proceed(["set", jail, cmdDel, value]),
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(0, values[n+1:]))
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self.assertEqual(
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self.__transm.proceed(["get", jail, cmd]),
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(0, values[n+1:]))
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def jailAddDelRegexTest(self, cmd, inValues, outValues, jail):
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cmdAdd = "add" + cmd
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cmdDel = "del" + cmd
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if outValues is None:
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outValues = inValues
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self.assertEqual(
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self.__transm.proceed(["get", jail, cmd]), (0, []))
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for n, value in enumerate(inValues):
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self.assertEqual(
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self.__transm.proceed(["set", jail, cmdAdd, value]),
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(0, outValues[:n+1]))
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self.assertEqual(
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self.__transm.proceed(["get", jail, cmd]),
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(0, outValues[:n+1]))
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for n, value in enumerate(inValues):
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self.assertEqual(
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self.__transm.proceed(["set", jail, cmdDel, 0]), # First item
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(0, outValues[n+1:]))
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self.assertEqual(
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self.__transm.proceed(["get", jail, cmd]),
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(0, outValues[n+1:]))
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def testPing(self):
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self.assertEqual(self.__transm.proceed(["ping"]), (0, "pong"))
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def testSleep(self):
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t0 = time.time()
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self.assertEqual(self.__transm.proceed(["sleep", "1"]), (0, None))
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t1 = time.time()
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# Approx 1 second delay
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self.assertAlmostEqual(t1 - t0, 1, places=2)
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def testLogTarget(self):
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logTargets = []
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for _ in xrange(3):
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tmpFile = tempfile.mkstemp("fail2ban", "transmitter")
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logTargets.append(tmpFile[1])
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os.close(tmpFile[0])
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for logTarget in logTargets:
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self.setGetTest("logtarget", logTarget)
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# If path is invalid, do not change logtarget
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value = "/this/path/should/not/exist"
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self.assertEqual(
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self.__transm.proceed(["set", "logtarget", value]),
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(0, logTarget)) #NOTE: Shouldn't this return 1
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self.assertEqual(
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self.__transm.proceed(["get", "logtarget"]), (0, logTargets[-1]))
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self.__transm.proceed(["set", "/dev/null"])
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for logTarget in logTargets:
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os.remove(logTarget)
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def testLogLevel(self):
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self.setGetTest("loglevel", "4", 4)
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self.setGetTest("loglevel", "2", 2)
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self.setGetTest("loglevel", "-1", -1)
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self.setGetTestNOK("loglevel", "Bird")
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def testAddJail(self):
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jail2 = "TestJail2"
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jail3 = "TestJail3"
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jail4 = "TestJail4"
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self.assertEqual(
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self.__transm.proceed(["add", jail2, "polling"]), (0, jail2))
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self.assertEqual(self.__transm.proceed(["add", jail3]), (0, jail3))
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self.assertEqual(
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self.__transm.proceed(["add", jail4, "invalid backend"])[0], 1)
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self.assertEqual(
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self.__transm.proceed(["add", jail4, "auto"]), (0, jail4))
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# Duplicate Jail
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self.assertEqual(
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self.__transm.proceed(["add", self.jailName, "polling"])[0], 1)
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# All name is reserved
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self.assertEqual(
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self.__transm.proceed(["add", "all", "polling"])[0], 1)
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def testJailIdle(self):
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "idle", "on"]),
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(0, True))
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "idle", "off"]),
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(0, False))
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "idle", "CAT"])[0],
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0) #NOTE: Should this return 1
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def testJailFindTime(self):
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self.setGetTest("findtime", "120", 120, jail=self.jailName)
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self.setGetTest("findtime", "60", 60, jail=self.jailName)
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self.setGetTest("findtime", "-60", -60, jail=self.jailName)
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self.setGetTestNOK("findtime", "Dog", jail=self.jailName)
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def testJailBanTime(self):
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self.setGetTest("bantime", "600", 600, jail=self.jailName)
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self.setGetTest("bantime", "50", 50, jail=self.jailName)
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self.setGetTest("bantime", "-50", -50, jail=self.jailName)
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self.setGetTestNOK("bantime", "Cat", jail=self.jailName)
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def testJailUseDNS(self):
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self.setGetTest("usedns", "yes", jail=self.jailName)
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self.setGetTest("usedns", "warn", jail=self.jailName)
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self.setGetTest("usedns", "no", jail=self.jailName)
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# Safe default should be "no"
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value = "Fish"
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "usedns", value]),
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(0, "no"))
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def testJailBanIP(self):
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self.__server.startJail(self.jailName) # Jail must be started
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "banip", "127.0.0.1"]),
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(0, "127.0.0.1"))
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time.sleep(1) # Give chance to ban
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "banip", "Badger"]),
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(0, "Badger")) #NOTE: Is IP address validated? Is DNS Lookup done?
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time.sleep(1) # Give chance to ban
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# Unban IP
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self.assertEqual(
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self.__transm.proceed(
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["set", self.jailName, "unbanip", "127.0.0.1"]),
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(0, "127.0.0.1"))
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# Unban IP which isn't banned
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self.assertEqual(
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self.__transm.proceed(
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["set", self.jailName, "unbanip", "192.168.1.1"]),
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(0, "None")) #NOTE: Should this return 1?
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def testJailMaxRetry(self):
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self.setGetTest("maxretry", "5", 5, jail=self.jailName)
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self.setGetTest("maxretry", "2", 2, jail=self.jailName)
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self.setGetTest("maxretry", "-2", -2, jail=self.jailName)
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self.setGetTestNOK("maxretry", "Duck", jail=self.jailName)
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def testJailLogEncoding(self):
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self.setGetTest("logencoding", "UTF-8", jail=self.jailName)
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self.setGetTest("logencoding", "ascii", jail=self.jailName)
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self.setGetTest("logencoding", "auto", locale.getpreferredencoding(),
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jail=self.jailName)
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self.setGetTestNOK("logencoding", "Monkey", jail=self.jailName)
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def testJailLogPath(self):
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self.jailAddDelTest(
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"logpath",
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[
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"testcases/files/testcase01.log",
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"testcases/files/testcase02.log",
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"testcases/files/testcase03.log",
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],
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self.jailName
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)
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# Try duplicates
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value = "testcases/files/testcase04.log"
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "addlogpath", value]),
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(0, [value]))
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# Will silently ignore duplicate
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "addlogpath", value]),
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(0, [value]))
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self.assertEqual(
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self.__transm.proceed(["get", self.jailName, "logpath"]),
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(0, [value]))
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "dellogpath", value]),
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(0, []))
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# Invalid file
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value = "this_file_shouldn't_exist"
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result = self.__transm.proceed(
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["set", self.jailName, "addlogpath", value])
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self.assertTrue(isinstance(result[1], IOError))
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def testJailIgnoreIP(self):
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self.jailAddDelTest(
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"ignoreip",
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[
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"127.0.0.1",
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"192.168.1.1",
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"8.8.8.8",
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],
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self.jailName
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)
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# Try duplicates
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value = "127.0.0.1"
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "addignoreip", value]),
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(0, [value]))
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# Will allow duplicate
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#NOTE: Should duplicates be allowed, or silent ignore like logpath?
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "addignoreip", value]),
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(0, [value, value]))
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self.assertEqual(
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self.__transm.proceed(["get", self.jailName, "ignoreip"]),
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(0, [value, value]))
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "delignoreip", value]),
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(0, [value]))
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def testJailRegex(self):
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self.jailAddDelRegexTest("failregex",
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[
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"user john at <HOST>",
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"Admin user login from <HOST>",
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"failed attempt from <HOST> again",
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],
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[
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"user john at (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)",
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"Admin user login from (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)",
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"failed attempt from (?:::f{4,6}:)?(?P<host>[\w\-.^_]+) again",
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],
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self.jailName
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)
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self.assertEqual(
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self.__transm.proceed(
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["set", self.jailName, "addfailregex", "No host regex"]),
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(0, [])) #NOTE: Shouldn't this return 1?
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self.assertEqual(
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self.__transm.proceed(
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["set", self.jailName, "addfailregex", 654])[0],
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1)
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def testJailIgnoreRegex(self):
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self.jailAddDelRegexTest("ignoreregex",
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[
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"user john",
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"Admin user login from <HOST>",
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"Dont match me!",
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],
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[
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"user john",
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"Admin user login from (?:::f{4,6}:)?(?P<host>[\w\-.^_]+)",
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"Dont match me!",
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],
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self.jailName
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)
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self.assertEqual(
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self.__transm.proceed(
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["set", self.jailName, "addignoreregex", 50])[0],
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1)
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def testStatus(self):
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jails = [self.jailName]
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self.assertEqual(self.__transm.proceed(["status"]),
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(0, [('Number of jail', len(jails)), ('Jail list', ", ".join(jails))]))
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self.__server.addJail("TestJail2", "auto")
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jails.append("TestJail2")
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self.assertEqual(self.__transm.proceed(["status"]),
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(0, [('Number of jail', len(jails)), ('Jail list', ", ".join(jails))]))
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def testJailStatus(self):
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self.assertEqual(self.__transm.proceed(["status", self.jailName]),
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(0,
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[
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('filter', [
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('Currently failed', 0),
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('Total failed', 0),
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('File list', [])]
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),
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('action', [
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('Currently banned', 0),
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('Total banned', 0),
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('IP list', [])]
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)
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]
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)
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)
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def testAction(self):
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action = "TestCaseAction"
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cmdList = [
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"actionstart",
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"actionstop",
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"actioncheck",
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"actionban",
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"actionunban",
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]
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cmdValueList = [
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"Action Start",
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"Action Stop",
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"Action Check",
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"Action Ban",
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"Action Unban",
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]
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "addaction", action]),
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(0, action))
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for cmd, value in zip(cmdList, cmdValueList):
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self.assertEqual(
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self.__transm.proceed(
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["set", self.jailName, cmd, action, value]),
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(0, value))
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for cmd, value in zip(cmdList, cmdValueList):
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self.assertEqual(
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self.__transm.proceed(["get", self.jailName, cmd, action]),
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(0, value))
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self.assertEqual(
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self.__transm.proceed(
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["set", self.jailName, "setcinfo", action, "KEY", "VALUE"]),
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(0, "VALUE"))
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self.assertEqual(
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self.__transm.proceed(
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["get", self.jailName, "cinfo", action, "KEY"]),
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(0, "VALUE"))
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self.assertEqual(
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self.__transm.proceed(
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["get", self.jailName, "cinfo", action, "InvalidKey"])[0],
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1)
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self.assertEqual(
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self.__transm.proceed(
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["set", self.jailName, "delcinfo", action, "KEY"]),
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(0, None))
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self.assertEqual(
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self.__transm.proceed(["set", self.jailName, "delaction", action]),
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(0, None))
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self.assertEqual(
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self.__transm.proceed(
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["set", self.jailName, "delaction", "Doesn't exist"]),
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(0, None)) #NOTE: Should this return 1?
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