mirror of
https://github.com/mofeng-git/One-KVM.git
synced 2025-12-12 01:00:29 +08:00
133 lines
4.4 KiB
Python
133 lines
4.4 KiB
Python
# ========================================================================== #
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# #
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# KVMD - The main Pi-KVM daemon. #
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# #
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# Copyright (C) 2018 Maxim Devaev <mdevaev@gmail.com> #
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# #
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# This program is free software: you can redistribute it and/or modify #
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# it under the terms of the GNU General Public License as published by #
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# the Free Software Foundation, either version 3 of the License, or #
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# (at your option) any later version. #
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# #
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# This program is distributed in the hope that it will be useful, #
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# but WITHOUT ANY WARRANTY; without even the implied warranty of #
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
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# GNU General Public License for more details. #
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# #
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# You should have received a copy of the GNU General Public License #
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# along with this program. If not, see <https://www.gnu.org/licenses/>. #
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# #
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# ========================================================================== #
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import contextlib
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from typing import Dict
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from typing import Type
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from typing import AsyncGenerator
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from typing import Optional
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from .. import BasePlugin
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from .. import get_plugin_class
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# =====
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class MsdError(Exception):
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pass
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class MsdOperationError(MsdError):
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pass
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class MsdOfflineError(MsdOperationError):
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def __init__(self) -> None:
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super().__init__("MSD is not found")
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class MsdConnectedError(MsdOperationError):
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def __init__(self) -> None:
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super().__init__("MSD is connected to Server, but shouldn't for this operation")
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class MsdDisconnectedError(MsdOperationError):
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def __init__(self) -> None:
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super().__init__("MSD is disconnected from Server, but should be for this operation")
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class MsdImageNotSelected(MsdOperationError):
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def __init__(self) -> None:
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super().__init__("The image is not selected")
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class MsdUnknownImageError(MsdOperationError):
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def __init__(self) -> None:
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super().__init__("The image is not found in the storage")
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class MsdImageExistsError(MsdOperationError):
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def __init__(self) -> None:
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super().__init__("This image is already exists")
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class MsdIsBusyError(MsdOperationError):
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def __init__(self) -> None:
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super().__init__("Performing another MSD operation, please try again later")
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class MsdMultiNotSupported(MsdOperationError):
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def __init__(self) -> None:
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super().__init__("This MSD does not support storing multiple images")
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class MsdCdromNotSupported(MsdOperationError):
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def __init__(self) -> None:
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super().__init__("This MSD does not support CD-ROM emulation")
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# =====
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class BaseMsd(BasePlugin):
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async def get_state(self) -> Dict:
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raise NotImplementedError()
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async def poll_state(self) -> AsyncGenerator[Dict, None]:
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if True: # pylint: disable=using-constant-test
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# XXX: Vulture hack
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raise NotImplementedError()
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yield
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async def reset(self) -> None:
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raise NotImplementedError()
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async def cleanup(self) -> None:
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pass
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# =====
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async def set_params(self, name: Optional[str]=None, cdrom: Optional[bool]=None) -> None:
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raise NotImplementedError()
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async def connect(self) -> None:
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raise NotImplementedError()
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async def disconnect(self) -> None:
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raise NotImplementedError()
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@contextlib.asynccontextmanager
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async def write_image(self, name: str) -> AsyncGenerator[None, None]:
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if True: # pylint: disable=using-constant-test
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# XXX: Vulture hack
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raise NotImplementedError()
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yield
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async def write_image_chunk(self, chunk: bytes) -> int:
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raise NotImplementedError()
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async def remove(self, name: str) -> None:
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raise NotImplementedError()
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# =====
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def get_msd_class(name: str) -> Type[BaseMsd]:
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return get_plugin_class("msd", name) # type: ignore
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