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Handle HTTP/2 half-closed connections gracefully. #777

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@karpetrosyan karpetrosyan commented Aug 9, 2023

Closes #775

TODO:

  • Add failing tests
  • Suppress exceptions while sending the request
  • Add changelog

Comment on lines +159 to +180
hyperframe.frame.WindowUpdateFrame(
stream_id=0, window_increment=2147418112
).serialize()
+ hyperframe.frame.WindowUpdateFrame(
stream_id=1, window_increment=2147418112
).serialize()
+ hyperframe.frame.HeadersFrame(
stream_id=1,
data=hpack.Encoder().encode(
[
(b":status", b"413"),
(b"content-type", b"plain/text"),
]
),
flags=["END_HEADERS"],
).serialize()
+ hyperframe.frame.DataFrame(
stream_id=1,
data=b"Request body exceeded 1,000,000 bytes",
flags=["END_STREAM"],
).serialize()
+ hyperframe.frame.RstStreamFrame(stream_id=1, error_code=0).serialize(),
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Interesting. Is it intentional/neccessary-for-the-test that the data for these frames is concatenated?

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I ran into some issues without frame concatenation.

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Without cancatenation, the client has enough time to send the entire request and receives 413 with no stream errors.

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Handle HTTP/2 half-closed connections gracefully
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