#!/usr/bin/python
# emacs: -*- mode: python; py-indent-offset: 4; indent-tabs-mode: t -*-
# vi: set ft=python sts=4 ts=4 sw=4 noet :
"""Script to run Fail2Ban tests battery
"""

# 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., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.

# Author: Cyril Jaquier

__author__ = "Cyril Jaquier"
__version__ = "$Revision$"
__date__ = "$Date$"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"


import unittest, logging, sys, time, os

from common.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
from testcases import actiontestcase
from server.mytime import MyTime

from optparse import OptionParser, Option

def get_opt_parser():
	# use module docstring for help output
	p = OptionParser(
				usage="%s [OPTIONS]\n" % sys.argv[0] + __doc__,
				version="%prog " + version)

	p.add_options([
		Option('-l', "--log-level", type="choice",
			   dest="log_level",
			   choices=('debug', 'info', 'warn', 'error', 'fatal'),
			   default=None,
			   help="Log level for the logger to use during running tests"),
		])

	return p

parser = get_opt_parser()
(opts, files) = parser.parse_args()
assert(not len(files))

#
# Logging
#
logSys = logging.getLogger("fail2ban")

# Numerical level of verbosity corresponding to a log "level"
verbosity = {'debug': 3,
			 'info': 2,
			 'warn': 1,
			 'error': 1,
			 'fatal': 0,
			 None: 1}[opts.log_level]

if opts.log_level is not None:
	# so we had explicit settings
	logSys.setLevel(getattr(logging, opts.log_level.upper()))
else:
	# suppress the logging but it would leave unittests' progress dots
	# ticking, unless like with '-l fatal' which would be silent
	# unless error occurs
	logSys.setLevel(getattr(logging, 'FATAL'))

# Add the default logging handler
stdout = logging.StreamHandler(sys.stdout)
# Custom log format for the verbose tests runs
if verbosity > 1:
	stdout.setFormatter(logging.Formatter(' %(asctime)-15s %(thread)s %(message)s'))
else:
	# just prefix with the space
	stdout.setFormatter(logging.Formatter(' %(message)s'))
logSys.addHandler(stdout)


#
# Let know the version
#
if not opts.log_level or opts.log_level != 'fatal':
	print "Fail2ban " + version + " test suite. Please wait..."


#
# Gather the tests
#
tests = unittest.TestSuite()

# Server
#tests.addTest(unittest.makeSuite(servertestcase.StartStop))
#tests.addTest(unittest.makeSuite(servertestcase.Transmitter))
tests.addTest(unittest.makeSuite(actiontestcase.ExecuteAction))
# FailManager
tests.addTest(unittest.makeSuite(failmanagertestcase.AddFailure))
# BanManager
tests.addTest(unittest.makeSuite(banmanagertestcase.AddFailure))
# ClientReader
tests.addTest(unittest.makeSuite(clientreadertestcase.JailReaderTest))

# Filter
tests.addTest(unittest.makeSuite(filtertestcase.IgnoreIP))
tests.addTest(unittest.makeSuite(filtertestcase.LogFile))
tests.addTest(unittest.makeSuite(filtertestcase.LogFileMonitor))
tests.addTest(unittest.makeSuite(filtertestcase.GetFailures))
tests.addTest(unittest.makeSuite(filtertestcase.DNSUtilsTests))

# DateDetector
tests.addTest(unittest.makeSuite(datedetectortestcase.DateDetectorTest))

#
# Extensive use-tests of different available filters backends
#

from server.filterpoll import FilterPoll
filters = [FilterPoll]					  # always available

# Additional filters available only if external modules are available
# yoh: Since I do not know better way for parametric tests
#      with good old unittest
try:
	from server.filtergamin import FilterGamin
	filters.append(FilterGamin)
except:
	pass

try:
	from server.filterpyinotify import FilterPyinotify
	filters.append(FilterPyinotify)
except:
	pass

for Filter_ in filters:
	tests.addTest(unittest.makeSuite(
		filtertestcase.get_monitor_failures_testcase(Filter_)))


#
# Run the tests
#
testRunner = unittest.TextTestRunner(verbosity=verbosity)

try:
	# Set the time to a fixed, known value
	# Sun Aug 14 12:00:00 CEST 2005
	# yoh: we need to adjust TZ to match the one used by Cyril so all the timestamps match
	old_TZ = os.environ.get('TZ', None)
	os.environ['TZ'] = 'Europe/Zurich'
	time.tzset()
	MyTime.setTime(1124013600)

	tests_results = testRunner.run(tests)

finally:
	# Just for the sake of it reset the TZ
	# yoh: move all this into setup/teardown methods within tests
	os.environ.pop('TZ')
	if old_TZ:
		os.environ['TZ'] = old_TZ
	time.tzset()

if not tests_results.wasSuccessful():
	sys.exit(1)