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#!/usr/bin/python
#
# Copyright 2013, Joachim Metz <joachim.metz@gmail.com>.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import os
import pytsk3
import unittest
import test_lib
# mmls ../test_data/tsk_volume_system.raw
# DOS Partition Table
# Offset Sector: 0
# Units are in 512-byte sectors
#
# Slot Start End Length Description
# 00: Meta 0000000000 0000000000 0000000001 Primary Table (#0)
# 01: ----- 0000000000 0000000000 0000000001 Unallocated
# 02: 00:00 0000000001 0000000350 0000000350 Linux (0x83)
# 03: Meta 0000000351 0000002879 0000002529 DOS Extended (0x05)
# 04: Meta 0000000351 0000000351 0000000001 Extended Table (#1)
# 05: ----- 0000000351 0000000351 0000000001 Unallocated
# 06: 01:00 0000000352 0000002879 0000002528 Linux (0x83)
class TSKVolumeInfoTestCase(unittest.TestCase):
"""The test case for the Volume_Info object."""
maxDiff = None
def _testInitialize(self, volume_info):
"""Test the initialize functionality.
Args:
volume_info: the Volume_Info object.
"""
self.assertNotEquals(volume_info, None)
def _testIterate(self, volume_info):
"""Test the iterate functionality.
Args:
volume_info: the Volume_Info object.
"""
self.assertNotEquals(volume_info, None)
self.assertNotEquals(getattr(volume_info, 'info', None), None)
self.assertEquals(str(volume_info.info.vstype), 'TSK_VS_TYPE_DOS')
parts = []
for part in volume_info:
part_string = (
u'{0:02d}: {1:010d} {2:010d} {3:010d} {4:s}\n').format(
part.addr, part.start, part.start + part.len - 1, part.len,
part.desc.decode('utf-8'))
parts.append(part_string)
self.assertEquals(len(parts), 7)
expected_parts_string = (
u'00: 0000000000 0000000000 0000000001 Primary Table (#0)\n'
u'01: 0000000000 0000000000 0000000001 Unallocated\n'
u'02: 0000000001 0000000350 0000000350 Linux (0x83)\n'
u'03: 0000000351 0000002879 0000002529 DOS Extended (0x05)\n'
u'04: 0000000351 0000000351 0000000001 Extended Table (#1)\n'
u'05: 0000000351 0000000351 0000000001 Unallocated\n'
u'06: 0000000352 0000002879 0000002528 Linux (0x83)\n')
self.assertEquals(u''.join(parts), expected_parts_string)
class TSKVolumeInfoTest(TSKVolumeInfoTestCase):
"""The unit test for the Volume_Info object."""
def setUp(self):
"""Sets up the needed objects used throughout the test."""
test_file = os.path.join('test_data', 'tsk_volume_system.raw')
self._img_info = pytsk3.Img_Info(test_file)
def testInitialize(self):
"""Test the initialize functionality."""
volume_info = pytsk3.Volume_Info(self._img_info)
self._testInitialize(volume_info)
def testIterate(self):
"""Test the iterate functionality."""
volume_info = pytsk3.Volume_Info(self._img_info)
self._testIterate(volume_info)
class TSKVolumeInfoBogusTest(TSKVolumeInfoTestCase):
"""The unit test for the Volume_Info object that should fail."""
def setUp(self):
"""Sets up the needed objects used throughout the test."""
test_file = os.path.join('test_data', 'bogus.raw')
self._img_info = pytsk3.Img_Info(test_file)
def testInitialize(self):
"""Test the initialize functionality."""
with self.assertRaises(IOError):
volume_info = pytsk3.Volume_Info(self._img_info)
class TSKVolumeInfoFileObjectTest(TSKVolumeInfoTestCase):
"""The unit test for the Volume_Info object using an Img_Info file-like object."""
def setUp(self):
"""Sets up the needed objects used throughout the test."""
test_file = os.path.join('test_data', 'tsk_volume_system.raw')
self._file_object = open(test_file, 'rb')
stat_info = os.stat(test_file)
self._file_size = stat_info.st_size
self._img_info = test_lib.FileObjectImageInfo(
self._file_object, self._file_size)
def testInitialize(self):
"""Test the initialize functionality."""
volume_info = pytsk3.Volume_Info(self._img_info)
self._testInitialize(volume_info)
def testIterate(self):
"""Test the iterate functionality."""
volume_info = pytsk3.Volume_Info(self._img_info)
self._testIterate(volume_info)
class TSKVolumeInfoFileObjectWithDetectTest(TSKVolumeInfoTestCase):
"""The unit test for the Volume_Info object using an Img_Info file-like object.
with image type: pytsk3.TSK_IMG_TYPE_DETECT."""
def setUp(self):
"""Sets up the needed objects used throughout the test."""
test_file = os.path.join('test_data', 'tsk_volume_system.raw')
self._file_object = open(test_file, 'rb')
stat_info = os.stat(test_file)
self._file_size = stat_info.st_size
self._img_info = test_lib.FileObjectImageInfo(
self._file_object, self._file_size,
image_type=pytsk3.TSK_IMG_TYPE_DETECT)
def testInitialize(self):
"""Test the initialize functionality."""
volume_info = pytsk3.Volume_Info(self._img_info)
self._testInitialize(volume_info)
def testIterate(self):
"""Test the iterate functionality."""
volume_info = pytsk3.Volume_Info(self._img_info)
self._testIterate(volume_info)
class TSKVolumeInfoFileObjectTest(TSKVolumeInfoTestCase):
"""The unit test for the Volume_Info object using an Img_Info file-like object
with a large size."""
def setUp(self):
"""Sets up the needed objects used throughout the test."""
test_file = os.path.join('test_data', 'tsk_volume_system.raw')
self._file_object = open(test_file, 'rb')
self._file_size = 1024 * 1024 * 1024 * 1024
self._img_info = test_lib.FileObjectImageInfo(
self._file_object, self._file_size)
def testInitialize(self):
"""Test the initialize functionality."""
volume_info = pytsk3.Volume_Info(self._img_info)
self._testInitialize(volume_info)
def testIterate(self):
"""Test the iterate functionality."""
volume_info = pytsk3.Volume_Info(self._img_info)
self.assertNotEquals(volume_info, None)
self.assertNotEquals(getattr(volume_info, 'info', None), None)
self.assertEquals(str(volume_info.info.vstype), 'TSK_VS_TYPE_DOS')
parts = []
for part in volume_info:
part_string = (
u'{0:02d}: {1:010d} {2:010d} {3:010d} {4:s}\n').format(
part.addr, part.start, part.start + part.len - 1, part.len,
part.desc.decode('utf-8'))
parts.append(part_string)
# Note that due to the size the SleuthKit will add a non-existing part:
# 07: 0000002880 2147483647 2147480768 Unallocated
self.assertEquals(len(parts), 8)
expected_parts_string = (
u'00: 0000000000 0000000000 0000000001 Primary Table (#0)\n'
u'01: 0000000000 0000000000 0000000001 Unallocated\n'
u'02: 0000000001 0000000350 0000000350 Linux (0x83)\n'
u'03: 0000000351 0000002879 0000002529 DOS Extended (0x05)\n'
u'04: 0000000351 0000000351 0000000001 Extended Table (#1)\n'
u'05: 0000000351 0000000351 0000000001 Unallocated\n'
u'06: 0000000352 0000002879 0000002528 Linux (0x83)\n'
u'07: 0000002880 2147483647 2147480768 Unallocated\n')
self.assertEquals(u''.join(parts), expected_parts_string)
if __name__ == '__main__':
unittest.main()
|
