removed _StorageState

This commit is contained in:
Maxim Devaev
2023-03-17 23:23:07 +02:00
parent 2189512e0b
commit 166cb8e3b7
2 changed files with 67 additions and 91 deletions

View File

@@ -67,14 +67,6 @@ class _DriveState:
rw: bool
@dataclasses.dataclass(frozen=True)
class _StorageState:
size: int
free: int
images: dict[str, Image]
# =====
@dataclasses.dataclass
class _VirtualDriveState:
image: (Image | None)
@@ -96,7 +88,7 @@ class _State:
def __init__(self, notifier: aiotools.AioNotifier) -> None:
self.__notifier = notifier
self.storage: (_StorageState | None) = None
self.storage: (Storage | None) = None
self.vd: (_VirtualDriveState | None) = None
self._region = aiotools.AioExclusiveRegion(MsdIsBusyError)
@@ -175,21 +167,17 @@ class Plugin(BaseMsd): # pylint: disable=too-many-instance-attributes
async with self.__state._lock: # pylint: disable=protected-access
storage: (dict | None) = None
if self.__state.storage:
if self.__writer:
# При загрузке файла показываем актуальную статистику вручную
await self.__storage.reload_size_only()
storage = dataclasses.asdict(self.__state.storage)
for name in list(storage["images"]):
del storage["images"][name]["path"]
del storage["images"][name]["in_storage"]
storage["downloading"] = (self.__reader.get_state() if self.__reader else None)
if self.__writer:
# При загрузке файла показываем актуальную статистику вручную
storage["uploading"] = self.__writer.get_state()
space = self.__storage.get_space(fatal=False)
if space:
storage.update(dataclasses.asdict(space))
else:
storage["uploading"] = None
storage["uploading"] = (self.__writer.get_state() if self.__writer else None)
vd: (dict | None) = None
if self.__state.vd:
@@ -373,7 +361,6 @@ class Plugin(BaseMsd): # pylint: disable=too-many-instance-attributes
await image.remount_rw(True)
try:
await image.remove(fatal=True)
del self.__state.storage.images[name]
finally:
await aiotools.shield_fg(image.remount_rw(False, fatal=False))
@@ -431,7 +418,7 @@ class Plugin(BaseMsd): # pylint: disable=too-many-instance-attributes
with Inotify() as inotify:
for path in [
*(await self.__storage.get_watchable_paths()),
*self.__storage.get_watchable_paths(),
*self.__drive.get_watchable_paths(),
]:
await inotify.watch(path, InotifyMask.ALL_MODIFY_EVENTS)
@@ -461,7 +448,14 @@ class Plugin(BaseMsd): # pylint: disable=too-many-instance-attributes
logger = get_logger(0)
async with self.__state._lock: # pylint: disable=protected-access
try:
drive_state = await self.__make_init_drive_state()
path = self.__drive.get_image_path()
drive_state = _DriveState(
image=((await self.__storage.make_image_by_path(path)) if path else None),
cdrom=self.__drive.get_cdrom_flag(),
rw=self.__drive.get_rw_flag(),
)
await self.__storage.reload()
if self.__state.vd is None and drive_state.image is None:
# Если только что включились и образ не подключен - попробовать
@@ -471,15 +465,13 @@ class Plugin(BaseMsd): # pylint: disable=too-many-instance-attributes
await self.__storage.remount_rw(False)
await self.__setup_initial()
storage_state = await self.__make_init_storage_state()
except Exception:
logger.exception("Error while reloading MSD state; switching to offline")
self.__state.storage = None
self.__state.vd = None
else:
self.__state.storage = storage_state
self.__state.storage = self.__storage
if drive_state.image:
# При подключенном образе виртуальный стейт заменяется реальным
self.__state.vd = _VirtualDriveState.from_drive_state(drive_state)
@@ -511,23 +503,3 @@ class Plugin(BaseMsd): # pylint: disable=too-many-instance-attributes
logger.exception("Can't setup initial image: ignored")
else:
logger.error("Can't find initial image %r: ignored", self.__initial_image)
# =====
async def __make_init_storage_state(self) -> _StorageState:
images = await self.__storage.get_images()
space = self.__storage.get_space(fatal=True)
assert space
return _StorageState(
size=space.size,
free=space.free,
images=images,
)
async def __make_init_drive_state(self) -> _DriveState:
path = self.__drive.get_image_path()
return _DriveState(
image=((await self.__storage.make_image_by_path(path)) if path else None),
cdrom=self.__drive.get_cdrom_flag(),
rw=self.__drive.get_rw_flag(),
)