29 lines
1.1 KiB
Python
29 lines
1.1 KiB
Python
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import threading
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from typing import Optional
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from mooncake.engine import TransferEngine # type: ignore
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_global_te = None
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_global_te_lock = threading.Lock()
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def get_global_te(hostname: str, device_name: Optional[str]):
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global _global_te
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if _global_te is None:
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with _global_te_lock:
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# Double-Checked Locking
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if _global_te is None:
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if TransferEngine is None:
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raise RuntimeError("mooncake is not available")
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transfer_engine = TransferEngine()
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device_name = device_name if device_name is not None else ""
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ret_value = transfer_engine.initialize(hostname,
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"P2PHANDSHAKE",
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"ascend", device_name)
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if ret_value != 0:
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raise RuntimeError(
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f"TransferEngine initialization failed with ret_value: {ret_value}"
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)
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_global_te = transfer_engine
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return _global_te
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