tests: refactor fault_injection tests

Signed-off-by: Damian Raczkowski <damian.raczkowski@intel.com>
2022-08-16 04:32:55 +02:00
parent 5069652fb4
commit f57b01ee31
12 changed files with 339 additions and 458 deletions
--- a/test/functional/tests/io/test_remove_device_during_io.py
+++ b/test/functional/tests/io/test_remove_device_during_io.py
@@ -0,0 +1,106 @@
+#
+# Copyright(c) 2019-2022 Intel Corporation
+# SPDX-License-Identifier: BSD-3-Clause
+#
+
+import time
+
+import pytest
+
+from datetime import timedelta
+from api.cas import cli, casadm
+from test_tools.fio.fio import Fio
+from test_tools.fio.fio_param import ReadWrite, IoEngine
+from storage_devices.disk import DiskType, DiskTypeSet, DiskTypeLowerThan
+from core.test_run import TestRun
+from test_utils.size import Size, Unit
+
+
+@pytest.mark.require_disk("cache", DiskTypeSet([DiskType.optane, DiskType.nand]))
+@pytest.mark.require_disk("core", DiskTypeLowerThan("cache"))
+def test_remove_core_during_io():
+    """
+        title: Test for removing core device during IO.
+        description: |
+          Creating CAS device, running fio on it and checking
+          if core can be removed during IO operations.
+        pass_criteria:
+          - Core device is not removed.
+    """
+    with TestRun.step("Start cache and add core"):
+        cache, core = prepare()
+
+    with TestRun.step("Running 'fio'"):
+        fio = (
+            Fio()
+            .create_command()
+            .io_engine(IoEngine.libaio)
+            .block_size(Size(4, Unit.KibiByte))
+            .read_write(ReadWrite.randrw)
+            .target(f"{core.path}")
+            .direct(1)
+            .run_time(timedelta(minutes=4))
+            .time_based()
+        )
+        fio_pid = fio.run_in_background()
+        time.sleep(10)
+
+    with TestRun.step("Try to remove core during 'fio'"):
+        TestRun.executor.run_expect_fail(
+            cli.remove_core_cmd(f"{core.cache_id}", f"{core.core_id}")
+        )
+
+    with TestRun.step("Stopping 'fio'"):
+        TestRun.executor.kill_process(fio_pid)
+
+    with TestRun.step("Stop all caches"):
+        casadm.stop_all_caches()
+
+
+@pytest.mark.require_disk("cache", DiskTypeSet([DiskType.optane, DiskType.nand]))
+@pytest.mark.require_disk("core", DiskTypeLowerThan("cache"))
+def test_stop_cache_during_io():
+    """
+        title: Test for stopping cache during IO.
+        description: |
+          Creating CAS device, running fio on it and checking
+          if cache can be stopped during IO operations.
+        pass_criteria:
+          - Cache is not stopped.
+    """
+    with TestRun.step("Start cache and add core"):
+        cache, core = prepare()
+
+    with TestRun.step("Running 'fio'"):
+        fio = (
+            Fio()
+            .create_command()
+            .io_engine(IoEngine.libaio)
+            .block_size(Size(4, Unit.KibiByte))
+            .read_write(ReadWrite.randrw)
+            .target(f"{core.path}")
+            .direct(1)
+            .run_time(timedelta(minutes=4))
+            .time_based()
+        )
+        fio_pid = fio.run_in_background()
+        time.sleep(10)
+
+    with TestRun.step("Try to stop cache during 'fio'"):
+        TestRun.executor.run_expect_fail(cli.stop_cmd(f"{cache.cache_id}"))
+
+    with TestRun.step("Stopping 'fio'"):
+        TestRun.executor.kill_process(fio_pid)
+
+    with TestRun.step("Stop all caches"):
+        casadm.stop_all_caches()
+
+
+def prepare():
+    cache_dev = TestRun.disks["cache"]
+    cache_dev.create_partitions([Size(2, Unit.GibiByte)])
+    core_dev = TestRun.disks["core"]
+    core_dev.create_partitions([Size(1, Unit.GibiByte)])
+    cache = casadm.start_cache(cache_dev.partitions[0], force=True)
+    core = cache.add_core(core_dev.partitions[0])
+    return cache, core