[cygwin] openssh connection sharing fails: "mux_client_request_session: read from master failed: Connection reset by peer"

[Jason Pyeron]

> -----Original Message-----
> From: Jason Pyeron
> Sent: Monday, January 17, 2022 11:52 AM
> 
> > -----Original Message-----
> > From: Adam Dinwoodie
> > Sent: Monday, January 17, 2022 11:30 AM
> >
> > The SSH connection sharing function in Cygwin's openssh release, using
> > `ssh -M` or the ssh_config.5 ControlMaster configuration, doesn't appear
> > to work.  Setting up a master connection seems fine, but subsequent SSH
> 
> Sadly, it is a known issue.
> 
> https://stackoverflow.com/questions/20959792/is-ssh-controlmaster-with-cygwin-on-windows-actually-possible/21439862#21439862
> 
> We would be happy to thrown some $ or beer at it.
> 

I should have posted the Cygwin.com link on this: https://cygwin.com/cygwin-ug-net/highlights.html#ov-hi-sockets

And for anyone looking to start - some food for thought:

https://devblogs.microsoft.com/commandline/af_unix-comes-to-windows/

https://stackoverflow.com/questions/9475442/unix-domain-socket-vs-named-pipes

https://sourceware.org/legacy-ml/cygwin/2015-01/msg00123.html

-Jason

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