On 7/11/2017 9:34 AM, Lars Schneider via curl-library wrote:
> my Git client makes SSL connections using libcurl and I observed
> CURLE_RECV_ERROR (56) errors (failure with receiving network data)
> as shown below.
>
> I am pretty sure my network is to blame. Plus, Daniel pointed out that
> curl cannot do anything about it [1].
>
> I am a bit stuck as I don't know how to debug this further. What would
> you do to find the problematic network component?
>
> Thanks,
> Lars
>
> [1] https://curl.haxx.se/mail/lib-2005-01/0160.html
>
>
>
> Example 1) On macOS 10.11.6 and Git 2.13.2 and libcurl 7.43.0
>
> error: RPC failed; curl 56 SSLRead() return error -36
> fatal: The remote end hung up unexpectedly
> fatal: early EOF
> fatal: index-pack failed
>
> I think the error originates from here:
> https://github.com/curl/curl/blob/c58063b4f828f47e4a7ed6c8c6cbd286d1162afc/lib/vtls/darwinssl.c#L2838
>
>
> Example 2) On Windows 8.1 and Git 2.12.2.windows.2
>
> * SSL read: error:00000000:lib(0):func(0):reason(0), errno 10054
> * stopped the pause stream!
> * Closing connection 0
> error: RPC failed; curl 56 SSL read: error:00000000:lib(0):func(0):reason(0), errno 10054
> fatal: The remote end hung up unexpectedly
> fatal: early EOF
> fatal: index-pack failed
>
> I think the error originates from here:
> https://github.com/curl/curl/blob/c58063b4f828f47e4a7ed6c8c6cbd286d1162afc/lib/vtls/cyassl.c#L724

You can use Wireshark [1]. I have a feeling though it is what it says,
the server is terminating the connection prematurely for some reason.

[1]: https://www.wireshark.org/#download

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Received on 2017-07-17