mirror of
https://github.com/mofeng-git/One-KVM.git
synced 2025-12-12 01:00:29 +08:00
150 lines
4.7 KiB
Python
150 lines
4.7 KiB
Python
# ========================================================================== #
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# #
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# KVMD - The main PiKVM daemon. #
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# #
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# Copyright (C) 2018-2024 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 asyncio
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import pytest
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from kvmd.aiotools import AioExclusiveRegion
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from kvmd.aiotools import shield_fg
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# =====
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class RegionIsBusyError(Exception):
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pass
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# =====
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@pytest.mark.asyncio
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async def test_ok__region__access_one() -> None:
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region = AioExclusiveRegion(RegionIsBusyError)
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async def func() -> None:
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assert not region.is_busy()
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async with region:
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assert region.is_busy()
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assert not region.is_busy()
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await func()
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assert not region.is_busy()
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await region.exit()
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assert not region.is_busy()
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@pytest.mark.asyncio
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async def test_fail__region__access_one() -> None:
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region = AioExclusiveRegion(RegionIsBusyError)
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async def func() -> None:
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assert not region.is_busy()
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async with region:
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assert region.is_busy()
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await region.enter()
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assert not region.is_busy()
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with pytest.raises(RegionIsBusyError):
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await func()
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assert not region.is_busy()
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await region.exit()
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assert not region.is_busy()
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# =====
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@pytest.mark.asyncio
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async def test_ok__region__access_two() -> None:
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region = AioExclusiveRegion(RegionIsBusyError)
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async def func1() -> None:
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async with region:
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await asyncio.sleep(1)
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print("done func1()")
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async def func2() -> None:
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await asyncio.sleep(2)
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print("waiking up func2()")
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async with region:
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await asyncio.sleep(1)
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print("done func2()")
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await asyncio.gather(func1(), func2())
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assert not region.is_busy()
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await region.exit()
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assert not region.is_busy()
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@pytest.mark.asyncio
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async def test_fail__region__access_two() -> None:
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region = AioExclusiveRegion(RegionIsBusyError)
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async def func1() -> None:
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async with region:
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await asyncio.sleep(2)
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print("done func1()")
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async def func2() -> None:
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await asyncio.sleep(1)
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async with region:
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await asyncio.sleep(1)
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print("done func2()")
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results = await asyncio.gather(func1(), func2(), return_exceptions=True)
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assert results[0] is None
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assert type(results[1]) is RegionIsBusyError # pylint: disable=unidiomatic-typecheck
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assert not region.is_busy()
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await region.exit()
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assert not region.is_busy()
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# =====
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@pytest.mark.asyncio
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async def test_ok__shield_fg() -> None:
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ops: list[str] = []
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async def foo(op: str, delay: float) -> None: # pylint: disable=disallowed-name
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await asyncio.sleep(delay)
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ops.append(op)
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async def bar() -> None: # pylint: disable=disallowed-name
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try:
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try:
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try:
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raise RuntimeError()
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finally:
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await shield_fg(foo("foo1", 2.0))
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ops.append("foo1-noexc")
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finally:
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await shield_fg(foo("foo2", 1.0))
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ops.append("foo2-noexc")
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finally:
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ops.append("done")
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task = asyncio.create_task(bar())
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await asyncio.sleep(0.1)
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task.cancel()
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with pytest.raises(asyncio.CancelledError):
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await task
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assert ops == ["foo1", "foo2", "foo2-noexc", "done"]
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