34 lines
993 B
Python
34 lines
993 B
Python
import logging
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import trio
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from trio import SocketStream
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from libp2p.io.abc import ReadWriteCloser
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from libp2p.io.exceptions import IOException
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logger = logging.getLogger("libp2p.io.trio")
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class TrioReadWriteCloser(ReadWriteCloser):
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stream: SocketStream
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def __init__(self, stream: SocketStream) -> None:
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self.stream = stream
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async def write(self, data: bytes) -> None:
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"""Raise `RawConnError` if the underlying connection breaks."""
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try:
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await self.stream.send_all(data)
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except (trio.ClosedResourceError, trio.BrokenResourceError) as error:
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raise IOException(error)
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async def read(self, n: int = -1) -> bytes:
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max_bytes = n if n != -1 else None
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try:
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return await self.stream.receive_some(max_bytes)
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except (trio.ClosedResourceError, trio.BrokenResourceError) as error:
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raise IOException(error)
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async def close(self) -> None:
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await self.stream.aclose()
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