Merge pull request #736 from pdebski21/tests_disable_cleaner2

Tests disable cleaner
This commit is contained in:
Robert Baldyga 2022-06-22 13:56:43 +02:00 committed by GitHub
commit 9a22ef0917
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3 changed files with 120 additions and 34 deletions

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@ -248,7 +248,10 @@ class Cache:
self.cores = [] self.cores = []
def start_cache( def start_cache(
self, init_mngmt_queue=True, init_default_io_queue=True, locked: bool = False, self,
init_mngmt_queue=True,
init_default_io_queue=True,
locked: bool = False,
): ):
cfg = CacheConfig( cfg = CacheConfig(
_name=self.name.encode("ascii"), _name=self.name.encode("ascii"),
@ -257,7 +260,8 @@ class Cache:
_cache_line_size=self.cache_line_size, _cache_line_size=self.cache_line_size,
_metadata_volatile=self.metadata_volatile, _metadata_volatile=self.metadata_volatile,
_backfill=Backfill( _backfill=Backfill(
_max_queue_size=self.max_queue_size, _queue_unblock_size=self.queue_unblock_size, _max_queue_size=self.max_queue_size,
_queue_unblock_size=self.queue_unblock_size,
), ),
_locked=locked, _locked=locked,
_pt_unaligned_io=self.pt_unaligned_io, _pt_unaligned_io=self.pt_unaligned_io,
@ -301,7 +305,10 @@ class Cache:
def standby_activate(self, device, open_cores=True): def standby_activate(self, device, open_cores=True):
device_cfg = self.alloc_device_config(device) device_cfg = self.alloc_device_config(device)
activate_cfg = CacheStandbyActivateConfig(_device=device_cfg, _open_cores=open_cores,) activate_cfg = CacheStandbyActivateConfig(
_device=device_cfg,
_open_cores=open_cores,
)
self.write_lock() self.write_lock()
c = OcfCompletion([("cache", c_void_p), ("priv", c_void_p), ("error", c_int)]) c = OcfCompletion([("cache", c_void_p), ("priv", c_void_p), ("error", c_int)])
@ -446,7 +453,13 @@ class Cache:
} }
def add_partition( def add_partition(
self, part_id: int, name: str, min_size: int, max_size: int, priority: int, valid: bool, self,
part_id: int,
name: str,
min_size: int,
max_size: int,
priority: int,
valid: bool,
): ):
self.write_lock() self.write_lock()
@ -462,7 +475,12 @@ class Cache:
raise OcfError("Error adding partition to cache", status) raise OcfError("Error adding partition to cache", status)
def configure_partition( def configure_partition(
self, part_id: int, name: str, max_size: int, priority: int, cache_mode=CACHE_MODE_NONE, self,
part_id: int,
name: str,
max_size: int,
priority: int,
cache_mode=CACHE_MODE_NONE,
): ):
ioclasses_info = IoClassesInfo() ioclasses_info = IoClassesInfo()
@ -511,9 +529,7 @@ class Cache:
lib = OcfLib.getInstance() lib = OcfLib.getInstance()
result = lib.ocf_volume_create( result = lib.ocf_volume_create(
byref(volume), byref(volume), self.owner.ocf_volume_type[type(device)], byref(uuid)
self.owner.ocf_volume_type[type(device)],
byref(uuid)
) )
if result != 0: if result != 0:
@ -533,7 +549,13 @@ class Cache:
lib = OcfLib.getInstance().ocf_volume_destroy(cfg._volume) lib = OcfLib.getInstance().ocf_volume_destroy(cfg._volume)
def attach_device( def attach_device(
self, device, force=False, perform_test=False, cache_line_size=None, open_cores=False, self,
device,
force=False,
perform_test=False,
cache_line_size=None,
open_cores=False,
disable_cleaner=False,
): ):
self.device = device self.device = device
self.device_name = device.uuid self.device_name = device.uuid
@ -546,6 +568,7 @@ class Cache:
_open_cores=open_cores, _open_cores=open_cores,
_force=force, _force=force,
_discard_on_start=False, _discard_on_start=False,
_disable_cleaner=disable_cleaner,
) )
self.write_lock() self.write_lock()
@ -561,10 +584,11 @@ class Cache:
if c.results["error"]: if c.results["error"]:
raise OcfError( raise OcfError(
f"Attaching cache device failed", c.results["error"], f"Attaching cache device failed",
c.results["error"],
) )
def standby_attach(self, device, force=False): def standby_attach(self, device, force=False, disable_cleaner=False):
self.device = device self.device = device
self.device_name = device.uuid self.device_name = device.uuid
@ -576,6 +600,7 @@ class Cache:
_open_cores=False, _open_cores=False,
_force=force, _force=force,
_discard_on_start=False, _discard_on_start=False,
_disable_cleaner=disable_cleaner,
) )
self.write_lock() self.write_lock()
@ -591,10 +616,11 @@ class Cache:
if c.results["error"]: if c.results["error"]:
raise OcfError( raise OcfError(
f"Attaching to standby cache failed", c.results["error"], f"Attaching to standby cache failed",
c.results["error"],
) )
def standby_load(self, device, perform_test=True): def standby_load(self, device, perform_test=True, disable_cleaner=False):
self.device = device self.device = device
self.device_name = device.uuid self.device_name = device.uuid
@ -606,6 +632,7 @@ class Cache:
_open_cores=False, _open_cores=False,
_force=False, _force=False,
_discard_on_start=False, _discard_on_start=False,
_disable_cleaner=disable_cleaner,
) )
self.write_lock() self.write_lock()
@ -633,7 +660,7 @@ class Cache:
if c.results["error"]: if c.results["error"]:
raise OcfError("Attaching cache device failed", c.results["error"]) raise OcfError("Attaching cache device failed", c.results["error"])
def load_cache(self, device, open_cores=True): def load_cache(self, device, open_cores=True, disable_cleaner=False):
self.device = device self.device = device
self.device_name = device.uuid self.device_name = device.uuid
@ -645,6 +672,7 @@ class Cache:
_open_cores=open_cores, _open_cores=open_cores,
_force=False, _force=False,
_discard_on_start=False, _discard_on_start=False,
_disable_cleaner=disable_cleaner,
) )
self.write_lock() self.write_lock()
@ -659,7 +687,9 @@ class Cache:
raise OcfError("Loading cache device failed", c.results["error"]) raise OcfError("Loading cache device failed", c.results["error"])
@classmethod @classmethod
def load_from_device(cls, device, owner=None, name="cache", open_cores=True): def load_from_device(
cls, device, owner=None, name="cache", open_cores=True, disable_cleaner=False
):
if owner is None: if owner is None:
owner = OcfCtx.get_default() owner = OcfCtx.get_default()
@ -667,7 +697,7 @@ class Cache:
c.start_cache() c.start_cache()
try: try:
c.load_cache(device, open_cores=open_cores) c.load_cache(device, open_cores=open_cores, disable_cleaner=disable_cleaner)
except: # noqa E722 except: # noqa E722
c.stop() c.stop()
raise raise
@ -675,7 +705,7 @@ class Cache:
return c return c
@classmethod @classmethod
def start_on_device(cls, device, owner=None, **kwargs): def start_on_device(cls, device, owner=None, disable_cleaner=False, **kwargs):
if owner is None: if owner is None:
owner = OcfCtx.get_default() owner = OcfCtx.get_default()
@ -683,7 +713,7 @@ class Cache:
c.start_cache() c.start_cache()
try: try:
c.attach_device(device, force=True) c.attach_device(device, force=True, disable_cleaner=disable_cleaner)
except: # noqa E722 except: # noqa E722
c.stop() c.stop()
raise raise
@ -722,7 +752,10 @@ class Cache:
core_handle = c_void_p() core_handle = c_void_p()
result = self.owner.lib.ocf_core_get_by_name( result = self.owner.lib.ocf_core_get_by_name(
self.cache_handle, name.encode("ascii"), len(name), byref(core_handle), self.cache_handle,
name.encode("ascii"),
len(name),
byref(core_handle),
) )
if result != 0: if result != 0:
raise OcfError("Failed getting core by name", result) raise OcfError("Failed getting core by name", result)
@ -744,7 +777,12 @@ class Cache:
self.write_lock() self.write_lock()
c = OcfCompletion( c = OcfCompletion(
[("cache", c_void_p), ("core", c_void_p), ("priv", c_void_p), ("error", c_int),] [
("cache", c_void_p),
("core", c_void_p),
("priv", c_void_p),
("error", c_int),
]
) )
self.owner.lib.ocf_mngt_cache_add_core(self.cache_handle, byref(cfg), c, None) self.owner.lib.ocf_mngt_cache_add_core(self.cache_handle, byref(cfg), c, None)
@ -939,6 +977,17 @@ class Cache:
def settle(self): def settle(self):
Queue.settle_many(self.io_queues + [self.mngt_queue]) Queue.settle_many(self.io_queues + [self.mngt_queue])
@staticmethod
def get_by_name(cache_name, owner=None):
if owner is None:
owner = OcfCtx.get_default()
cache_pointer = c_void_p()
return OcfLib.getInstance().ocf_mngt_cache_get_by_name(
owner.ctx_handle, cache_name, byref(cache_pointer)
)
lib = OcfLib.getInstance() lib = OcfLib.getInstance()
lib.ocf_mngt_cache_remove_core.argtypes = [c_void_p, c_void_p, c_void_p] lib.ocf_mngt_cache_remove_core.argtypes = [c_void_p, c_void_p, c_void_p]

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@ -4,9 +4,14 @@
# #
import pytest import pytest
from pyocf.types.volume import RamVolume
from pyocf.types.cache import Cache, CacheMetadataSegment
from pyocf.types.core import Core
from pyocf.types.shared import OcfError, OcfCompletion
from pyocf.utils import Size as S
from pyocf.helpers import get_metadata_segment_size
from ctypes import c_int
@pytest.mark.skip(reason="not implemented")
def test_attach_cleaner_disabled(pyocf_ctx): def test_attach_cleaner_disabled(pyocf_ctx):
""" """
title: Attach cache with cleaner_disabled option set. title: Attach cache with cleaner_disabled option set.
@ -29,10 +34,24 @@ def test_attach_cleaner_disabled(pyocf_ctx):
- disable_cleaner::set_cleaner_disabled - disable_cleaner::set_cleaner_disabled
- disable_cleaner::cleaning_section_alocation - disable_cleaner::cleaning_section_alocation
""" """
pass cache_device = RamVolume(S.from_MiB(50))
core_device = RamVolume(S.from_MiB(10))
cache = Cache.start_on_device(cache_device, disable_cleaner=True)
core = Core.using_device(core_device)
stats = cache.get_stats()
assert stats["conf"]["attached"] is True, "checking whether cache is attached properly"
cleaning_size = get_metadata_segment_size(cache, CacheMetadataSegment.CLEANING)
assert (
cleaning_size == 0
), f'Metadata cleaning segment size expected: "0", got: "{cleaning_size}"'
cache.stop()
assert Cache.get_by_name("cache1", pyocf_ctx) != 0, "Try getting cache after stopping it"
@pytest.mark.skip(reason="not implemented")
def test_load_cleaner_disabled(pyocf_ctx): def test_load_cleaner_disabled(pyocf_ctx):
""" """
title: Load cache in cleaner_disabled mode. title: Load cache in cleaner_disabled mode.
@ -57,7 +76,31 @@ def test_load_cleaner_disabled(pyocf_ctx):
- disable_cleaner::load_cleaner_disabled - disable_cleaner::load_cleaner_disabled
- disable_cleaner::cleaning_section_alocation - disable_cleaner::cleaning_section_alocation
""" """
pass cache_device = RamVolume(S.from_MiB(50))
core_device = RamVolume(S.from_MiB(10))
cache = Cache.start_on_device(cache_device, disable_cleaner=True)
core = Core.using_device(core_device)
cache.add_core(core)
cache.stop()
cache = Cache.load_from_device(cache_device, open_cores=False, disable_cleaner=True)
cache.add_core(core, try_add=True)
stats = cache.get_stats()
assert stats["conf"]["attached"] is True, "checking whether cache is attached properly"
cleaning_size = get_metadata_segment_size(cache, CacheMetadataSegment.CLEANING)
assert (
cleaning_size == 0
), f'Metadata cleaning segment size expected: "0", got: "{cleaning_size}"'
cache.stop()
assert Cache.get_by_name("cache1", pyocf_ctx) != 0, "Try getting cache after stopping it"
@pytest.mark.skip(reason="not implemented") @pytest.mark.skip(reason="not implemented")

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@ -265,7 +265,7 @@ def test_start_stop_multiple(pyocf_ctx):
stats = cache.get_stats() stats = cache.get_stats()
cache_name = stats["conf"]["cache_name"] cache_name = stats["conf"]["cache_name"]
cache.stop() cache.stop()
assert get_cache_by_name(pyocf_ctx, cache_name) != 0, "Try getting cache after stopping it" assert Cache.get_by_name(cache_name, pyocf_ctx) != 0, "Try getting cache after stopping it"
def test_100_start_stop(pyocf_ctx): def test_100_start_stop(pyocf_ctx):
@ -288,7 +288,7 @@ def test_100_start_stop(pyocf_ctx):
assert stats["conf"]["cache_line_size"] == cache_line_size, "Cache line size" assert stats["conf"]["cache_line_size"] == cache_line_size, "Cache line size"
assert stats["conf"]["cache_name"] == cache_name, "Cache name" assert stats["conf"]["cache_name"] == cache_name, "Cache name"
cache.stop() cache.stop()
assert get_cache_by_name(pyocf_ctx, "cache1") != 0, "Try getting cache after stopping it" assert Cache.get_by_name("cache1", pyocf_ctx) != 0, "Try getting cache after stopping it"
def test_start_stop_incrementally(pyocf_ctx): def test_start_stop_incrementally(pyocf_ctx):
@ -337,7 +337,7 @@ def test_start_stop_incrementally(pyocf_ctx):
cache_name = stats["conf"]["cache_name"] cache_name = stats["conf"]["cache_name"]
cache.stop() cache.stop()
assert ( assert (
get_cache_by_name(pyocf_ctx, cache_name) != 0 Cache.get_by_name(cache_name, pyocf_ctx) != 0
), "Try getting cache after stopping it" ), "Try getting cache after stopping it"
add = not add add = not add
@ -648,9 +648,3 @@ def check_md5_sums(core: Core, mode: CacheMode):
core.device.md5() == core.get_front_volume().md5() core.device.md5() == core.get_front_volume().md5()
), "MD5 check: core device vs exported object" ), "MD5 check: core device vs exported object"
def get_cache_by_name(ctx, cache_name):
cache_pointer = c_void_p()
return OcfLib.getInstance().ocf_mngt_cache_get_by_name(
ctx.ctx_handle, cache_name, byref(cache_pointer)
)