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import tempfile
from .fs_test import FSTestCase, FSNoDevTestCase, mounted
import overrides_hack
import utils
from utils import TestTags, tag_test
from gi.repository import BlockDev, GLib
class ExtNoDevTestCase(FSNoDevTestCase):
pass
class ExtTestCase(FSTestCase):
def setUp(self):
super(ExtTestCase, self).setUp()
self.mount_dir = tempfile.mkdtemp(prefix="libblockdev.", suffix="ext_test")
class ExtTestAvailability(ExtNoDevTestCase):
def _test_ext_available(self, tech):
available = BlockDev.fs_is_tech_avail(tech,
BlockDev.FSTechMode.MKFS |
BlockDev.FSTechMode.QUERY |
BlockDev.FSTechMode.REPAIR |
BlockDev.FSTechMode.CHECK |
BlockDev.FSTechMode.SET_LABEL |
BlockDev.FSTechMode.RESIZE |
BlockDev.FSTechMode.SET_UUID)
self.assertTrue(available)
BlockDev.reinit(self.requested_plugins, True, None)
# now try without mke2fs
with utils.fake_path(all_but="mke2fs"):
with self.assertRaisesRegex(GLib.GError, "The 'mke2fs' utility is not available"):
BlockDev.fs_is_tech_avail(tech, BlockDev.FSTechMode.MKFS)
# now try without e2fsck
with utils.fake_path(all_but="e2fsck"):
with self.assertRaisesRegex(GLib.GError, "The 'e2fsck' utility is not available"):
BlockDev.fs_is_tech_avail(tech, BlockDev.FSTechMode.CHECK)
with self.assertRaisesRegex(GLib.GError, "The 'e2fsck' utility is not available"):
BlockDev.fs_is_tech_avail(tech, BlockDev.FSTechMode.REPAIR)
# now try without tune2fs
with utils.fake_path(all_but="tune2fs"):
with self.assertRaisesRegex(GLib.GError, "The 'tune2fs' utility is not available"):
BlockDev.fs_is_tech_avail(tech, BlockDev.FSTechMode.SET_LABEL)
with self.assertRaisesRegex(GLib.GError, "The 'tune2fs' utility is not available"):
BlockDev.fs_is_tech_avail(tech, BlockDev.FSTechMode.SET_UUID)
# now try without resize2fs
with utils.fake_path(all_but="resize2fs"):
with self.assertRaisesRegex(GLib.GError, "The 'resize2fs' utility is not available"):
BlockDev.fs_is_tech_avail(tech, BlockDev.FSTechMode.RESIZE)
@tag_test(TestTags.CORE)
def test_ext2_available(self):
"""Verify that it is possible to check ext2 tech availability"""
self._test_ext_available(tech=BlockDev.FSTech.EXT2)
@tag_test(TestTags.CORE)
def test_ext3_available(self):
"""Verify that it is possible to check ext3 tech availability"""
self._test_ext_available(tech=BlockDev.FSTech.EXT3)
@tag_test(TestTags.CORE)
def test_ext4_available(self):
"""Verify that it is possible to check ext4 tech availability"""
self._test_ext_available(tech=BlockDev.FSTech.EXT4)
class ExtTestFeatures(ExtNoDevTestCase):
def _test_ext_features(self, ext_version):
features = BlockDev.fs_features(ext_version)
self.assertIsNotNone(features)
self.assertTrue(features.resize & BlockDev.FSResizeFlags.OFFLINE_GROW)
self.assertTrue(features.resize & BlockDev.FSResizeFlags.ONLINE_GROW)
self.assertTrue(features.resize & BlockDev.FSResizeFlags.OFFLINE_SHRINK)
self.assertTrue(features.mkfs & BlockDev.FSMkfsOptionsFlags.LABEL)
self.assertTrue(features.mkfs & BlockDev.FSMkfsOptionsFlags.UUID)
self.assertTrue(features.mkfs & BlockDev.FSMkfsOptionsFlags.DRY_RUN)
self.assertTrue(features.mkfs & BlockDev.FSMkfsOptionsFlags.NODISCARD)
self.assertTrue(features.mkfs & BlockDev.FSMkfsOptionsFlags.FORCE)
self.assertFalse(features.mkfs & BlockDev.FSMkfsOptionsFlags.NOPT)
self.assertTrue(features.fsck & BlockDev.FSFsckFlags.CHECK)
self.assertTrue(features.fsck & BlockDev.FSFsckFlags.REPAIR)
self.assertTrue(features.configure & BlockDev.FSConfigureFlags.LABEL)
self.assertTrue(features.configure & BlockDev.FSConfigureFlags.UUID)
self.assertTrue(features.features & BlockDev.FSFeatureFlags.OWNERS)
self.assertFalse(features.features & BlockDev.FSFeatureFlags.PARTITION_TABLE)
self.assertEqual(features.partition_id, "0x83")
self.assertEqual(features.partition_type, "0fc63daf-8483-4772-8e79-3d69d8477de4")
def test_ext2_features(self):
self._test_ext_features("ext2")
def test_ext3_features(self):
self._test_ext_features("ext3")
def test_ext4_features(self):
self._test_ext_features("ext4")
class ExtTestMkfs(ExtTestCase):
def _test_ext_mkfs(self, mkfs_function, ext_version):
with self.assertRaises(GLib.GError):
mkfs_function("/non/existing/device", None)
succ = mkfs_function(self.loop_dev, None)
self.assertTrue(succ)
# just try if we can mount the file system
with mounted(self.loop_dev, self.mount_dir):
pass
# check the fstype
fstype = BlockDev.fs_get_fstype(self.loop_dev)
self.assertEqual(fstype, ext_version)
BlockDev.fs_wipe(self.loop_dev, True)
@tag_test(TestTags.CORE)
def test_ext2_mkfs(self):
"""Verify that it is possible to create a new ext2 file system"""
self._test_ext_mkfs(mkfs_function=BlockDev.fs_ext2_mkfs,
ext_version="ext2")
@tag_test(TestTags.CORE)
def test_ext3_mkfs(self):
"""Verify that it is possible to create a new ext3 file system"""
self._test_ext_mkfs(mkfs_function=BlockDev.fs_ext3_mkfs,
ext_version="ext3")
@tag_test(TestTags.CORE)
def test_ext4_mkfs(self):
"""Verify that it is possible to create a new ext4 file system"""
self._test_ext_mkfs(mkfs_function=BlockDev.fs_ext4_mkfs,
ext_version="ext4")
class ExtMkfsWithLabel(ExtTestCase):
def _test_ext_mkfs_with_label(self, mkfs_function, info_function):
ea = BlockDev.ExtraArg.new("-L", "TEST_LABEL")
succ = mkfs_function(self.loop_dev, [ea])
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.label, "TEST_LABEL")
def test_ext2_mkfs_with_label(self):
"""Verify that it is possible to create an ext2 file system with label"""
self._test_ext_mkfs_with_label(mkfs_function=BlockDev.fs_ext2_mkfs,
info_function=BlockDev.fs_ext2_get_info)
def test_ext3_mkfs_with_label(self):
"""Verify that it is possible to create an ext3 file system with label"""
self._test_ext_mkfs_with_label(mkfs_function=BlockDev.fs_ext3_mkfs,
info_function=BlockDev.fs_ext3_get_info)
def test_ext4_mkfs_with_label(self):
"""Verify that it is possible to create an ext4 file system with label"""
self._test_ext_mkfs_with_label(mkfs_function=BlockDev.fs_ext4_mkfs,
info_function=BlockDev.fs_ext4_get_info)
class ExtTestCheck(ExtTestCase):
def _test_ext_check(self, mkfs_function, check_function):
succ = mkfs_function(self.loop_dev, None)
self.assertTrue(succ)
succ = check_function(self.loop_dev, None)
self.assertTrue(succ)
def test_ext2_check(self):
"""Verify that it is possible to check an ext2 file system"""
self._test_ext_check(mkfs_function=BlockDev.fs_ext2_mkfs,
check_function=BlockDev.fs_ext2_check)
def test_ext3_check(self):
"""Verify that it is possible to check an ext3 file system"""
self._test_ext_check(mkfs_function=BlockDev.fs_ext3_mkfs,
check_function=BlockDev.fs_ext3_check)
def test_ext4_check(self):
"""Verify that it is possible to check an ext4 file system"""
self._test_ext_check(mkfs_function=BlockDev.fs_ext4_mkfs,
check_function=BlockDev.fs_ext4_check)
class ExtTestRepair(ExtTestCase):
def _test_ext_repair(self, mkfs_function, repair_function):
succ = mkfs_function(self.loop_dev, None)
self.assertTrue(succ)
succ = repair_function(self.loop_dev, False, None)
self.assertTrue(succ)
# unsafe operations should work here too
succ = repair_function(self.loop_dev, True, None)
self.assertTrue(succ)
succ = repair_function(self.loop_dev, False, None)
self.assertTrue(succ)
def test_ext2_repair(self):
"""Verify that it is possible to repair an ext2 file system"""
self._test_ext_repair(mkfs_function=BlockDev.fs_ext2_mkfs,
repair_function=BlockDev.fs_ext2_repair)
def test_ext3_repair(self):
"""Verify that it is possible to repair an ext3 file system"""
self._test_ext_repair(mkfs_function=BlockDev.fs_ext3_mkfs,
repair_function=BlockDev.fs_ext3_repair)
def test_ext4_repair(self):
"""Verify that it is possible to repair an ext4 file system"""
self._test_ext_repair(mkfs_function=BlockDev.fs_ext4_mkfs,
repair_function=BlockDev.fs_ext4_repair)
class ExtGetInfo(ExtTestCase):
def _test_ext_get_info(self, mkfs_function, info_function):
succ = BlockDev.fs_ext4_mkfs(self.loop_dev, None)
self.assertTrue(succ)
fi = BlockDev.fs_ext4_get_info(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.block_size, 1024)
self.assertEqual(fi.block_count, self.loop_size / 1024)
# at least 90 % should be available, so it should be reported
self.assertGreater(fi.free_blocks, 0.90 * self.loop_size / 1024)
self.assertEqual(fi.label, "")
# should be an non-empty string
self.assertTrue(fi.uuid)
self.assertTrue(fi.state, "clean")
with mounted(self.loop_dev, self.mount_dir):
fi = BlockDev.fs_ext4_get_info(self.loop_dev)
self.assertEqual(fi.block_size, 1024)
self.assertEqual(fi.block_count, self.loop_size / 1024)
# at least 90 % should be available, so it should be reported
self.assertGreater(fi.free_blocks, 0.90 * self.loop_size / 1024)
self.assertEqual(fi.label, "")
# should be an non-empty string
self.assertTrue(fi.uuid)
self.assertTrue(fi.state, "clean")
@tag_test(TestTags.CORE)
def test_ext2_get_info(self):
"""Verify that it is possible to get info about an ext2 file system"""
self._test_ext_get_info(mkfs_function=BlockDev.fs_ext2_mkfs,
info_function=BlockDev.fs_ext2_get_info)
@tag_test(TestTags.CORE)
def test_ext3_get_info(self):
"""Verify that it is possible to get info about an ext3 file system"""
self._test_ext_get_info(mkfs_function=BlockDev.fs_ext3_mkfs,
info_function=BlockDev.fs_ext3_get_info)
@tag_test(TestTags.CORE)
def test_ext4_get_info(self):
"""Verify that it is possible to get info about an ext4 file system"""
self._test_ext_get_info(mkfs_function=BlockDev.fs_ext4_mkfs,
info_function=BlockDev.fs_ext4_get_info)
class ExtSetLabel(ExtTestCase):
def _test_ext_set_label(self, mkfs_function, info_function, label_function, check_function):
succ = mkfs_function(self.loop_dev, None)
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.label, "")
succ = label_function(self.loop_dev, "TEST_LABEL")
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.label, "TEST_LABEL")
succ = label_function(self.loop_dev, "TEST_LABEL2")
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.label, "TEST_LABEL2")
succ = label_function(self.loop_dev, "")
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.label, "")
succ = check_function("TEST_LABEL")
self.assertTrue(succ)
with self.assertRaisesRegex(GLib.GError, "at most 16 characters long."):
check_function(20 * "a")
def test_ext2_set_label(self):
"""Verify that it is possible to set label of an ext2 file system"""
self._test_ext_set_label(mkfs_function=BlockDev.fs_ext2_mkfs,
info_function=BlockDev.fs_ext2_get_info,
label_function=BlockDev.fs_ext2_set_label,
check_function=BlockDev.fs_ext2_check_label)
def test_ext3_set_label(self):
"""Verify that it is possible to set label of an ext3 file system"""
self._test_ext_set_label(mkfs_function=BlockDev.fs_ext3_mkfs,
info_function=BlockDev.fs_ext3_get_info,
label_function=BlockDev.fs_ext3_set_label,
check_function=BlockDev.fs_ext3_check_label)
def test_ext4_set_label(self):
"""Verify that it is possible to set label of an ext4 file system"""
self._test_ext_set_label(mkfs_function=BlockDev.fs_ext4_mkfs,
info_function=BlockDev.fs_ext4_get_info,
label_function=BlockDev.fs_ext4_set_label,
check_function=BlockDev.fs_ext4_check_label)
class ExtResize(ExtTestCase):
def _test_ext_resize(self, mkfs_function, info_function, resize_function, minsize_function):
succ = mkfs_function(self.loop_dev, None)
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.block_size, 1024)
self.assertEqual(fi.block_count, self.loop_size / 1024)
# at least 90 % should be available, so it should be reported
self.assertGreater(fi.free_blocks, 0.90 * self.loop_size / 1024)
succ = resize_function(self.loop_dev, 50 * 1024**2, None)
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.block_size, 1024)
self.assertEqual(fi.block_count, 50 * 1024**2 / 1024)
# resize back
succ = resize_function(self.loop_dev, self.loop_size, None)
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.block_size, 1024)
self.assertEqual(fi.block_count, self.loop_size / 1024)
# at least 90 % should be available, so it should be reported
self.assertGreater(fi.free_blocks, 0.90 * self.loop_size / 1024)
# resize again
succ = resize_function(self.loop_dev, 50 * 1024**2, None)
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.block_size, 1024)
self.assertEqual(fi.block_count, 50 * 1024**2 / 1024)
# resize back again, this time to maximum size
succ = resize_function(self.loop_dev, 0, None)
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.block_size, 1024)
self.assertEqual(fi.block_count, self.loop_size / 1024)
# at least 90 % should be available, so it should be reported
self.assertGreater(fi.free_blocks, 0.90 * self.loop_size / 1024)
# get min size and resize to it
size = minsize_function(self.loop_dev)
self.assertNotEqual(size, 0)
succ = resize_function(self.loop_dev, size)
self.assertTrue(succ)
def test_ext2_resize(self):
"""Verify that it is possible to resize an ext2 file system"""
self._test_ext_resize(mkfs_function=BlockDev.fs_ext2_mkfs,
info_function=BlockDev.fs_ext2_get_info,
resize_function=BlockDev.fs_ext2_resize,
minsize_function=BlockDev.fs_ext2_get_min_size)
def test_ext3_resize(self):
"""Verify that it is possible to resize an ext3 file system"""
self._test_ext_resize(mkfs_function=BlockDev.fs_ext3_mkfs,
info_function=BlockDev.fs_ext3_get_info,
resize_function=BlockDev.fs_ext3_resize,
minsize_function=BlockDev.fs_ext3_get_min_size)
def test_ext4_resize(self):
"""Verify that it is possible to resize an ext4 file system"""
self._test_ext_resize(mkfs_function=BlockDev.fs_ext4_mkfs,
info_function=BlockDev.fs_ext4_get_info,
resize_function=BlockDev.fs_ext4_resize,
minsize_function=BlockDev.fs_ext4_get_min_size)
class ExtSetUUID(ExtTestCase):
test_uuid = "4d7086c4-a4d3-432f-819e-73da03870df9"
def _test_ext_set_uuid(self, mkfs_function, info_function, label_function, check_function):
succ = mkfs_function(self.loop_dev, None)
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
succ = label_function(self.loop_dev, self.test_uuid)
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.uuid, self.test_uuid)
succ = label_function(self.loop_dev, "clear")
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertEqual(fi.uuid, "")
succ = label_function(self.loop_dev, "random")
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertNotEqual(fi.uuid, "")
random_uuid = fi.uuid
succ = label_function(self.loop_dev, "time")
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertNotEqual(fi.uuid, "")
self.assertNotEqual(fi.uuid, random_uuid)
time_uuid = fi.uuid
# no UUID -> random
succ = label_function(self.loop_dev, None)
self.assertTrue(succ)
fi = info_function(self.loop_dev)
self.assertTrue(fi)
self.assertNotEqual(fi.uuid, "")
self.assertNotEqual(fi.uuid, time_uuid)
succ = check_function(self.test_uuid)
self.assertTrue(succ)
with self.assertRaisesRegex(GLib.GError, "not a valid RFC-4122 UUID"):
check_function("aaaaaaa")
def test_ext2_set_uuid(self):
"""Verify that it is possible to set UUID of an ext2 file system"""
self._test_ext_set_uuid(mkfs_function=BlockDev.fs_ext2_mkfs,
info_function=BlockDev.fs_ext2_get_info,
label_function=BlockDev.fs_ext2_set_uuid,
check_function=BlockDev.fs_ext2_check_uuid)
def test_ext3_set_uuid(self):
"""Verify that it is possible to set UUID of an ext3 file system"""
self._test_ext_set_uuid(mkfs_function=BlockDev.fs_ext3_mkfs,
info_function=BlockDev.fs_ext3_get_info,
label_function=BlockDev.fs_ext3_set_uuid,
check_function=BlockDev.fs_ext3_check_uuid)
def test_ext4_set_uuid(self):
"""Verify that it is possible to set UUID of an ext4 file system"""
self._test_ext_set_uuid(mkfs_function=BlockDev.fs_ext4_mkfs,
info_function=BlockDev.fs_ext4_get_info,
label_function=BlockDev.fs_ext4_set_uuid,
check_function=BlockDev.fs_ext4_check_uuid)
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