[winswitch] Unable to setup xpra proxy with authenticated xpra server

[Antoine Martin]

On 09/09/16 17:10, Eric Grammatico via shifter-users wrote:
> Hello there !
> 
> I am going further in experiencing xpra proxy. I had successfully setup xpra proxy with opened xpra server. It works like a sharm. But once I tried to setup an xpra server authentication, it's like the proxy is passing a wrong user/password:
> 
> Command line from the proxy with logs:
> $> xpra proxy :100 --daemon=no --bind-tcp=${HOSTNAME}:10000 --tcp-auth=multifile:filename=/home/proxy/.xpra/proxy_auth
(...)
> 2016-09-09 14:03:10,192 server failure: disconnected before the session could be established
> 2016-09-09 14:03:10,193 server requested disconnect: server shutdown (disconnect from server: invalid challenge response)
> 2016-09-09 14:03:10,221 Connection lost
Version 0.17.x does not support proxy-to-server authentication:
http://xpra.org/trac/ticket/1264#comment:3
Either use the latest beta or wait for the final release.

A more general note on "invalid challenge response": always make sure
there are no trailing newlines in your password file, if you use one.

Cheers
Antoine