mirror of
https://github.com/mofeng-git/One-KVM.git
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72 lines
2.8 KiB
Python
72 lines
2.8 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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from typing import List
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from ....logging import get_logger
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from .... import aioproc
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from .. import MsdError
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# =====
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async def remount_storage(base_cmd: List[str], rw: bool) -> None:
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logger = get_logger(0)
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mode = ("rw" if rw else "ro")
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cmd = [
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part.format(mode=mode)
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for part in base_cmd
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]
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logger.info("Remounting internal storage to %s ...", mode.upper())
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try:
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await _run_helper(cmd)
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except Exception:
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logger.error("Can't remount internal storage")
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raise
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async def unlock_drive(base_cmd: List[str]) -> None:
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logger = get_logger(0)
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logger.info("Unlocking the drive ...")
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try:
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await _run_helper(base_cmd)
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except Exception:
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logger.error("Can't unlock the drive")
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raise
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# =====
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async def _run_helper(cmd: List[str]) -> None:
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logger = get_logger(0)
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logger.info("Executing helper %s ...", cmd)
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(proc, stdout) = await aioproc.read_process(cmd)
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if stdout:
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log = (logger.info if proc.returncode == 0 else logger.error)
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for line in stdout.split("\n"):
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log("Console: %s", line)
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if proc.returncode != 0:
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raise MsdError(f"Error while helper execution: pid={proc.pid}; retcode={proc.returncode}")
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