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Security test for metadata corruption in standby activate

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Signed-off-by: Jan Musial <jan.musial@intel.com>
This commit is contained in:
Jan Musial 2022-06-13 12:17:00 +02:00
parent e8b46f09ee
commit 159fda9356
1 changed files with 105 additions and 0 deletions
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105
tests/functional/tests/security/test_metadata_corruption.py
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@ -117,6 +117,111 @@ def test_metadata_corruption(
cache = Cache.load_from_device(cache_volume)
@pytest.mark.security
@pytest.mark.parametrize("cache_line_size", CacheLineSize)
@pytest.mark.parametrize("cache_mode", CacheMode)
@pytest.mark.parametrize(
"recovery,target_segment,expectation",
[
(True, CacheMetadataSegment.SB_CONFIG, pytest.raises(OcfError)),
(True, CacheMetadataSegment.SB_RUNTIME, does_not_raise()),
(True, CacheMetadataSegment.RESERVED, does_not_raise()),
(True, CacheMetadataSegment.PART_CONFIG, pytest.raises(OcfError)),
(True, CacheMetadataSegment.PART_RUNTIME, does_not_raise()),
(True, CacheMetadataSegment.CORE_CONFIG, pytest.raises(OcfError)),
(True, CacheMetadataSegment.CORE_RUNTIME, does_not_raise()),
(True, CacheMetadataSegment.CORE_UUID, pytest.raises(OcfError)),
(True, CacheMetadataSegment.CLEANING, does_not_raise()),
(True, CacheMetadataSegment.LRU, does_not_raise()),
(True, CacheMetadataSegment.COLLISION, may_raise(OcfError)),
(True, CacheMetadataSegment.LIST_INFO, does_not_raise()),
(True, CacheMetadataSegment.HASH, does_not_raise()),
(False, CacheMetadataSegment.SB_CONFIG, pytest.raises(OcfError)),
(False, CacheMetadataSegment.SB_RUNTIME, does_not_raise()),
(False, CacheMetadataSegment.RESERVED, does_not_raise()),
(False, CacheMetadataSegment.PART_CONFIG, pytest.raises(OcfError)),
(False, CacheMetadataSegment.PART_RUNTIME, does_not_raise()),
(False, CacheMetadataSegment.CORE_CONFIG, pytest.raises(OcfError)),
(False, CacheMetadataSegment.CORE_RUNTIME, does_not_raise()),
(False, CacheMetadataSegment.CORE_UUID, pytest.raises(OcfError)),
(False, CacheMetadataSegment.CLEANING, does_not_raise()),
(False, CacheMetadataSegment.LRU, does_not_raise()),
(False, CacheMetadataSegment.COLLISION, may_raise(OcfError)),
(False, CacheMetadataSegment.LIST_INFO, does_not_raise()),
(False, CacheMetadataSegment.HASH, does_not_raise()),
],
)
def test_metadata_corruption_standby_activate(
pyocf_2_ctx, cache_line_size, cache_mode, recovery, target_segment, expectation
):
primary_ctx, secondary_ctx = pyocf_2_ctx
primary_cache_volume = RamVolume(Size.from_MiB(60))
secondary_cache_volume = RamVolume(Size.from_MiB(60))
core_volume = RamVolume(Size.from_MiB(1))
secondary_cache = Cache(
owner=secondary_ctx,
cache_mode=cache_mode,
cache_line_size=cache_line_size,
)
secondary_cache.start_cache()
secondary_cache.standby_attach(secondary_cache_volume)
corrupted_bytes = get_random_target_in_segment(secondary_cache, target_segment)
secondary_cache_exp_obj = CacheVolume(secondary_cache)
primary_cache_replicated_volume = ReplicatedVolume(
primary_cache_volume, secondary_cache_exp_obj
)
primary_cache = Cache.start_on_device(
primary_cache_replicated_volume,
owner=primary_ctx,
cache_mode=cache_mode,
cache_line_size=cache_line_size,
)
core = Core(core_volume)
primary_cache.add_core(core)
core_exp_volume = CoreVolume(core)
queue = primary_cache.get_default_queue()
r = (
Rio()
.target(core_exp_volume)
.njobs(1)
.readwrite(ReadWrite.WRITE)
.size(Size.from_MiB(1))
.qd(1)
.run([queue])
)
if recovery:
primary_cache.save()
primary_cache.device.offline()
exc = False
try:
primary_cache.stop()
except OcfError:
exc = True
primary_cache_replicated_volume.online()
secondary_cache.standby_detach()
if recovery:
assert exc, "Stopping with device offlined should raise an exception"
for byte in corrupted_bytes:
corrupt_byte(secondary_cache_volume.data, byte)
with expectation:
secondary_cache.standby_activate(secondary_cache_volume, open_cores=False)
@pytest.mark.security
@pytest.mark.parametrize("cache_line_size", CacheLineSize)
@pytest.mark.parametrize("cache_mode", CacheMode)