Feature request: File descriptor support by sockets.
Sat Oct 8 13:19:41 GMT 2022
On Thu, 6 Oct 2022 at 18:37, Darren Whobrey wrote:
> Hi, I'm using the latest version of Cygwin (3.3.6) and the Cygwin OpenSSH (OpenSSH_9.0p1, OpenSSL 1.1.1q 5 Jul 2022) version of ssh to talk to hosts using ControlMaster connection sharing. This uses sockets behind the scenes. When ControlMaster is set to no, the connection is successful.
> Ssh connections are failing at the point where IO starts to be forwarded to the host.
> Here's a snippet of log output from "ssh -vvv some-host":
> When successful connections are made from an OL7 client (with older version of OpenSSH, but mux commands are similar), comparative logs are:
> According to this web posting, it suggests the bug lies with "file descriptors over unix sockets do not work in Cygwin":
> Is this something that can be fixed?
I'm very confident it *can* be fixed! But this gap has existed since
at least 2009 (see
https://sourceware.org/legacy-ml/cygwin/2009-10/msg00397.html) so I
suspect that, unless you're proposing to do the work or pay someone to
do it on your behalf, it's unlikely to happen any time soon.
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