How to use the aiorwlock._RWLockCore function in aiorwlock

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github freenas / freenas / src / middlewared / middlewared / plugins / cloud_sync.py View on Github external
dataset
            for dataset in datasets
            if (directory + "/").startswith(dataset["mountpoint"] + "/")
        ],
        key=lambda dataset: dataset["prefixlen"],
        reverse=True
    )[0]

    return dataset, any(
        (ds["mountpoint"] + "/").startswith(directory + "/")
        for ds in datasets
        if ds != dataset
    )


class _FsLockCore(aiorwlock._RWLockCore):
    def _release(self, lock_type):
        if self._r_state == 0 and self._w_state == 0:
            self._fs_manager._remove_lock(self._fs_path)

        return super()._release(lock_type)


class _FsLock(aiorwlock.RWLock):
    core = _FsLockCore


class FsLockDirection(enum.Enum):
    READ = 0
    WRITE = 1

aiorwlock

Read write lock for asyncio.

Apache-2.0
Latest version published 5 months ago

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