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GH-100573: Fix server hang caused by os.stat() on named pipe (Windows) (#100959)

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Guido van Rossum 2023-01-13 13:24:57 -08:00 • committed by GitHub
parent c00eb1eae6
commit 1bc7a73683
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5
Lib/asyncio/windows_events.py
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@ -366,6 +366,10 @@ class ProactorEventLoop(proactor_events.BaseProactorEventLoop):
return
f = self._proactor.accept_pipe(pipe)
except BrokenPipeError:
if pipe and pipe.fileno() != -1:
pipe.close()
self.call_soon(loop_accept_pipe)
except OSError as exc:
if pipe and pipe.fileno() != -1:
self.call_exception_handler({
@ -377,6 +381,7 @@ class ProactorEventLoop(proactor_events.BaseProactorEventLoop):
elif self._debug:
logger.warning("Accept pipe failed on pipe %r",
pipe, exc_info=True)
self.call_soon(loop_accept_pipe)
except exceptions.CancelledError:
if pipe:
pipe.close()