185 lines
6.1 KiB
Python
Executable file
185 lines
6.1 KiB
Python
Executable file
#!/usr/bin/env python
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#
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# Copyright 2006 sense.lab e.V.
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#
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# This file is part of the CryptoBox.
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#
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# The CryptoBox 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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# The CryptoBox 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 the CryptoBox; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#
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"""Some unittests for the core CryptoBox modules.
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"""
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__revision__ = "$Id"
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import cryptobox.core.main
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from cryptobox.core.exceptions import *
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import cryptobox.core.settings
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from cryptobox.tests.base import CommonTestClass
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import os
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class CryptoBoxDeviceTests(CommonTestClass):
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"""Some unittests for the CryptoBox
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"""
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cb = cryptobox.core.main.CryptoBox()
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def test_allowed_devices(self):
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'''is_device_allowed should accept permitted devices'''
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self.assertTrue(self.cb.is_device_allowed("/dev/loop1"))
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self.assertTrue(self.cb.is_device_allowed("/dev/usb/../loop1"))
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def test_denied_devices(self):
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'''is_device_allowed should fail with not explicitly allowed devices'''
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self.assertFalse(self.cb.is_device_allowed("/dev/hda"))
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self.assertFalse(self.cb.is_device_allowed("/dev/loopa/../hda"))
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self.assertFalse(self.cb.is_device_allowed("/"))
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## this device does not exist -> no permission check possible
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self.assertFalse(self.cb.is_device_allowed("/dev/loop"))
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class CryptoBoxConfigTests(CommonTestClass):
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'''test here if everything with the config turns right'''
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files = {
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"configFileOK" : "cbox-test_ok.conf",
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"configFileBroken" : "cbox-test_broken.conf",
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"nameDBFile" : "cryptobox_volumes.db",
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"pluginConf" : "cryptobox_plugins.conf",
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"userDB" : "cryptobox_users.db",
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"logFile" : "cryptobox.log",
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"tmpdir" : "cryptobox-mnt" }
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tmpdirname = ""
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filenames = {}
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configContentOK = """
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[Main]
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AllowedDevices = /dev/loop
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DefaultVolumePrefix = "Data "
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DefaultCipher = aes-cbc-essiv:sha256
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[Locations]
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SettingsDir = %s
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MountParentDir = %s
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TemplateDir = ../templates
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LangDir = ../lang
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DocDir = ../doc/html
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PluginDir = ../plugins
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EventDir = ../event-scripts
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[Log]
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Level = debug
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Destination = file
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Details = %s/cryptobox.log
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[WebSettings]
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Stylesheet = /cryptobox-misc/cryptobox.css
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[Programs]
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blkid = /sbin/blkid
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cryptsetup = /sbin/cryptsetup
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super = /usr/bin/super
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CryptoBoxRootActions = CryptoBoxRootActions
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"""
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def setUp(self):
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'''prepare the test
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'''
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CommonTestClass.setUp(self)
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## generate all files in tmp and remember the names
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import tempfile
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self.tmpdirname = tempfile.mkdtemp(prefix="cbox-")
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for tfile in self.files.keys():
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self.filenames[tfile] = os.path.join(self.tmpdirname, self.files[tfile])
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self.write_config()
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def tearDown(self):
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'''remove the created tmpfiles'''
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# remove temp files
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for tfile in self.filenames.values():
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compl_name = os.path.join(self.tmpdirname, tfile)
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if os.path.exists(compl_name):
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os.remove(compl_name)
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# remove temp dir
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os.rmdir(self.tmpdirname)
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CommonTestClass.tearDown(self)
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def test_config_init(self):
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'''Check various branches of config file loading'''
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self.assertRaises(CBConfigUnavailableError,
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cryptobox.core.main.CryptoBox,"/invalid/path/to/config/file")
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self.assertRaises(CBConfigUnavailableError,
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cryptobox.core.main.CryptoBox,"/etc/shadow")
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## check one of the following things:
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## 1) are we successfully using an existing config file?
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## 2) do we break, if no config file is there?
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## depending on the existence of a config file, only one of these conditions
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## can be checked - hints for more comprehensive tests are appreciated :)
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for cfile in ['cryptobox.conf']:
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if os.path.exists(cfile):
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cryptobox.core.main.CryptoBox()
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break # this skips the 'else' clause
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else:
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self.assertRaises(CBConfigUnavailableError,
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cryptobox.core.main.CryptoBox)
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self.assertRaises(CBConfigUnavailableError,
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cryptobox.core.main.CryptoBox,[])
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def test_broken_configs(self):
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"""Check various broken configurations
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"""
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self.write_config("SettingsDir", "SettingsDir=/foo/bar",
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filename=self.filenames["configFileBroken"])
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self.assertRaises(CBConfigError, cryptobox.core.main.CryptoBox,
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self.filenames["configFileBroken"])
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self.write_config("Level", "Level = ho",
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filename=self.filenames["configFileBroken"])
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self.assertRaises(CBConfigError, cryptobox.core.main.CryptoBox,
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self.filenames["configFileBroken"])
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self.write_config("Destination", "Destination = foobar",
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filename=self.filenames["configFileBroken"])
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self.assertRaises(CBConfigError, cryptobox.core.main.CryptoBox,
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self.filenames["configFileBroken"])
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self.write_config("super", "super=/bin/invalid/no",
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filename=self.filenames["configFileBroken"])
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self.assertRaises(CBConfigError, cryptobox.core.main.CryptoBox,
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self.filenames["configFileBroken"])
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self.write_config("CryptoBoxRootActions", "#not here",
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filename=self.filenames["configFileBroken"])
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self.assertRaises(CBConfigError, cryptobox.core.main.CryptoBox,
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self.filenames["configFileBroken"])
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self.write_config("CryptoBoxRootActions", "CryptoBoxRootActions = /bin/false",
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filename=self.filenames["configFileBroken"])
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self.assertRaises(CBEnvironmentError, cryptobox.core.main.CryptoBox,
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self.filenames["configFileBroken"])
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def write_config(self, replace=None, newline=None, filename=None):
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"""write a config file and (optional) replace a line in it"""
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import re
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if not filename:
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filename = self.filenames["configFileOK"]
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content = self.configContentOK % \
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(self.tmpdirname, self.tmpdirname, self.tmpdirname)
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if replace:
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pattern = re.compile('^' + replace + '\\s*=.*$', flags=re.M)
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content = re.sub(pattern, newline, content)
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cfile = open(filename, "w")
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cfile.write(content)
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cfile.close()
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