Fuzzy tests for casadm 'flush' command

Signed-off-by: Katarzyna Treder <katarzyna.treder@h-partners.com>
This commit is contained in:
Katarzyna Treder 2024-08-22 14:41:22 +02:00 committed by Katarzyna Treder
parent 7f843fd6bf
commit 1861758c6a
4 changed files with 277 additions and 0 deletions

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#
# Copyright(c) 2022 Intel Corporation
# Copyright(c) 2024 Huawei Technologies
# SPDX-License-Identifier: BSD-3-Clause
#

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#
# Copyright(c) 2022 Intel Corporation
# Copyright(c) 2024 Huawei Technologies Co., Ltd.
# SPDX-License-Identifier: BSD-3-Clause
#
import pytest
from api.cas.cache_config import (
CacheMode,
CacheLineSize,
CleaningPolicy,
UnalignedIo,
KernelParameters,
UseIoScheduler,
)
from api.cas.cli import flush_cache_cmd
from core.test_run import TestRun
from storage_devices.disk import DiskType, DiskTypeSet, DiskTypeLowerThan
from test_tools.peach_fuzzer.peach_fuzzer import PeachFuzzer
from tests.security.fuzzy.kernel.common.common import (
prepare_cas_instance,
get_fuzz_config,
run_cmd_and_validate,
)
from tests.security.fuzzy.kernel.fuzzy_with_io.common.common import (
get_basic_workload,
mount_point,
)
@pytest.mark.require_disk("cache", DiskTypeSet([DiskType.optane, DiskType.nand]))
@pytest.mark.require_disk("core", DiskTypeLowerThan("cache"))
@pytest.mark.parametrizex("cache_mode", CacheMode)
@pytest.mark.parametrizex("cache_line_size", CacheLineSize)
@pytest.mark.parametrizex("cleaning_policy", CleaningPolicy)
@pytest.mark.parametrizex("unaligned_io", UnalignedIo)
@pytest.mark.parametrizex("use_io_scheduler", UseIoScheduler)
def test_fuzzy_flush_cache_cache_id(
cache_mode, cache_line_size, cleaning_policy, unaligned_io, use_io_scheduler
):
"""
title: Fuzzy test for casadm 'flush cache' command - cache id.
description: |
Using Peach Fuzzer check Open CAS ability of handling wrong cache id in
'flush cache' command.
pass_criteria:
- System did not crash
- Open CAS still works.
"""
with TestRun.step(
"Start cache with configuration and add core device, make filesystem and mount it"
):
cache_disk = TestRun.disks["cache"]
core_disk = TestRun.disks["core"]
cache, core = prepare_cas_instance(
cache_device=cache_disk,
core_device=core_disk,
cache_mode=cache_mode,
cache_line_size=cache_line_size,
kernel_params=KernelParameters(unaligned_io, use_io_scheduler),
cleaning_policy=cleaning_policy,
mount_point=mount_point,
)
with TestRun.step("Run fio in background"):
fio = get_basic_workload(mount_point)
fio_pid = fio.run_in_background()
if not TestRun.executor.check_if_process_exists(fio_pid):
raise Exception("Fio is not running.")
with TestRun.step("Prepare PeachFuzzer"):
valid_values = [str(cache.cache_id).encode("ascii")]
PeachFuzzer.generate_config(get_fuzz_config("cache_id.yml"))
base_cmd = flush_cache_cmd(cache_id="{param}")
commands = PeachFuzzer.get_fuzzed_command(
command_template=base_cmd, count=TestRun.usr.fuzzy_iter_count
)
for index, cmd in TestRun.iteration(
enumerate(commands), f"Run command {TestRun.usr.fuzzy_iter_count} times"
):
with TestRun.step(f"Iteration {index + 1}"):
if not TestRun.executor.check_if_process_exists(fio_pid):
raise Exception("Fio is not running.")
run_cmd_and_validate(
cmd=cmd,
value_name="Cache id",
is_valid=cmd.param in valid_values,
)

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#
# Copyright(c) 2022 Intel Corporation
# Copyright(c) 2024 Huawei Technologies Co., Ltd.
# SPDX-License-Identifier: BSD-3-Clause
#
import pytest
from api.cas.cache_config import (
CacheMode,
CacheLineSize,
CleaningPolicy,
UnalignedIo,
KernelParameters,
UseIoScheduler,
)
from api.cas.cli import flush_core_cmd
from core.test_run import TestRun
from storage_devices.disk import DiskType, DiskTypeSet, DiskTypeLowerThan
from test_tools.peach_fuzzer.peach_fuzzer import PeachFuzzer
from tests.security.fuzzy.kernel.common.common import (
prepare_cas_instance,
get_fuzz_config,
run_cmd_and_validate,
)
from tests.security.fuzzy.kernel.fuzzy_with_io.common.common import (
get_basic_workload,
mount_point,
)
@pytest.mark.require_disk("cache", DiskTypeSet([DiskType.optane, DiskType.nand]))
@pytest.mark.require_disk("core", DiskTypeLowerThan("cache"))
@pytest.mark.parametrizex("cache_mode", CacheMode)
@pytest.mark.parametrizex("cache_line_size", CacheLineSize)
@pytest.mark.parametrizex("cleaning_policy", CleaningPolicy)
@pytest.mark.parametrizex("unaligned_io", UnalignedIo)
@pytest.mark.parametrizex("use_io_scheduler", UseIoScheduler)
def test_fuzzy_flush_core_cache_id(
cache_mode, cache_line_size, cleaning_policy, unaligned_io, use_io_scheduler
):
"""
title: Fuzzy test for casadm 'flush core' command - cache id.
description: |
Using Peach Fuzzer check Open CAS ability of handling wrong cache id in
'flush core' command.
pass_criteria:
- System did not crash
- Open CAS still works.
"""
with TestRun.step(
"Start cache with configuration and add core device, make filesystem and mount it"
):
cache_disk = TestRun.disks["cache"]
core_disk = TestRun.disks["core"]
cache, core = prepare_cas_instance(
cache_device=cache_disk,
core_device=core_disk,
cache_mode=cache_mode,
cache_line_size=cache_line_size,
kernel_params=KernelParameters(unaligned_io, use_io_scheduler),
cleaning_policy=cleaning_policy,
mount_point=mount_point,
)
with TestRun.step("Run fio in background"):
fio = get_basic_workload(mount_point)
fio_pid = fio.run_in_background()
if not TestRun.executor.check_if_process_exists(fio_pid):
raise Exception("Fio is not running.")
with TestRun.step("Prepare PeachFuzzer"):
valid_values = [str(cache.cache_id).encode("ascii")]
PeachFuzzer.generate_config(get_fuzz_config("cache_id.yml"))
base_cmd = flush_core_cmd(cache_id="{param}", core_id=str(core.core_id))
commands = PeachFuzzer.get_fuzzed_command(
command_template=base_cmd, count=TestRun.usr.fuzzy_iter_count
)
for index, cmd in TestRun.iteration(
enumerate(commands), f"Run command {TestRun.usr.fuzzy_iter_count} times"
):
with TestRun.step(f"Iteration {index + 1}"):
if not TestRun.executor.check_if_process_exists(fio_pid):
raise Exception("Fio is not running.")
run_cmd_and_validate(
cmd=cmd,
value_name="Cache id",
is_valid=cmd.param in valid_values,
)

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#
# Copyright(c) 2022 Intel Corporation
# Copyright(c) 2024 Huawei Technologies Co., Ltd.
# SPDX-License-Identifier: BSD-3-Clause
#
import pytest
from api.cas.cache_config import (
CacheMode,
CacheLineSize,
CleaningPolicy,
UnalignedIo,
KernelParameters,
UseIoScheduler,
)
from api.cas.cli import flush_core_cmd
from core.test_run import TestRun
from storage_devices.disk import DiskType, DiskTypeSet, DiskTypeLowerThan
from test_tools.peach_fuzzer.peach_fuzzer import PeachFuzzer
from tests.security.fuzzy.kernel.common.common import (
prepare_cas_instance,
get_fuzz_config,
run_cmd_and_validate,
)
from tests.security.fuzzy.kernel.fuzzy_with_io.common.common import (
get_basic_workload,
mount_point,
)
@pytest.mark.require_disk("cache", DiskTypeSet([DiskType.optane, DiskType.nand]))
@pytest.mark.require_disk("core", DiskTypeLowerThan("cache"))
@pytest.mark.parametrizex("cache_mode", CacheMode)
@pytest.mark.parametrizex("cache_line_size", CacheLineSize)
@pytest.mark.parametrizex("cleaning_policy", CleaningPolicy)
@pytest.mark.parametrizex("unaligned_io", UnalignedIo)
@pytest.mark.parametrizex("use_io_scheduler", UseIoScheduler)
def test_fuzzy_flush_core_core_id(
cache_mode, cache_line_size, cleaning_policy, unaligned_io, use_io_scheduler
):
"""
title: Fuzzy test for casadm 'flush core' command - core id.
description: |
Using Peach Fuzzer check Open CAS ability of handling wrong core id in
'flush core' command.
pass_criteria:
- System did not crash
- Open CAS still works.
"""
with TestRun.step(
"Start cache with configuration and add core device, make filesystem and mount it"
):
cache_disk = TestRun.disks["cache"]
core_disk = TestRun.disks["core"]
cache, core = prepare_cas_instance(
cache_device=cache_disk,
core_device=core_disk,
cache_mode=cache_mode,
cache_line_size=cache_line_size,
kernel_params=KernelParameters(unaligned_io, use_io_scheduler),
cleaning_policy=cleaning_policy,
mount_point=mount_point,
)
with TestRun.step("Run fio in background"):
fio = get_basic_workload(mount_point)
fio_pid = fio.run_in_background()
if not TestRun.executor.check_if_process_exists(fio_pid):
raise Exception("Fio is not running.")
with TestRun.step("Prepare PeachFuzzer"):
valid_values = [str(core.core_id).encode("ascii")]
PeachFuzzer.generate_config(get_fuzz_config("core_id.yml"))
base_cmd = flush_core_cmd(cache_id=str(core.cache_id), core_id="{param}")
commands = PeachFuzzer.get_fuzzed_command(
command_template=base_cmd, count=TestRun.usr.fuzzy_iter_count
)
for index, cmd in TestRun.iteration(
enumerate(commands), f"Run command {TestRun.usr.fuzzy_iter_count} times"
):
with TestRun.step(f"Iteration {index + 1}"):
if not TestRun.executor.check_if_process_exists(fio_pid):
raise Exception("Fio is not running.")
run_cmd_and_validate(
cmd=cmd,
value_name="Core id",
is_valid=cmd.param in valid_values,
)