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Add tips for 413 connection reset issue

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Grey Li 2018-03-18 21:05:45 +08:00 • committed by David Lord
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docs/patterns/fileuploads.rst
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@ -153,6 +153,12 @@ The code above will limit the maximum allowed payload to 16 megabytes.
If a larger file is transmitted, Flask will raise a
:exc:`~werkzeug.exceptions.RequestEntityTooLarge` exception.
.. admonition:: Connection Reset Issue
When using the local development server, you may get a connection
reset error instead of a 413 response. You will get the correct
status response when running the app with a production WSGI server.
This feature was added in Flask 0.6 but can be achieved in older versions
as well by subclassing the request object. For more information on that
consult the Werkzeug documentation on file handling.