[winswitch] xpra launcher: connectionn fails with no message

[Antoine Martin]

On 15/12/2021 21:35, Eric Levy via shifter-users wrote:
> Thanks for the suggestions. See my comments, below, please.
> 
> On Wed, 2021-12-15 at 20:15 +0700, Antoine Martin via shifter-users
> wrote:
> 
>> There have been a number of bugs reported recently with ssh
>> connections:
>> https://github.com/Xpra-org/xpra/issues/3383
>> https://github.com/Xpra-org/xpra/issues/3372
>> https://github.com/Xpra-org/xpra/issues/3330
>> https://github.com/Xpra-org/xpra/issues/3295
> 
> The original report for #3383 was given by me. Presently, I force use
> of the external command for SSH as a workaround. This solution resolves
> the problem, as evidenced by my success when invoking from the command
> line. The problem I am describing now seems to me not part of the issue
> reported in #3383.
Are you also forcing 'ssh' with the launcher?

> Issue #3295 is in regard to an attempt to connect without a password,
> and as such, is also not closely related. I am using password
> authentication, and I have tried enough times that to be clear that a
> wrong password is not the problem.
This is the kind of information that must be included in bug reports, 
otherwise we're just guessing.
In my reply, I already had to guess that you were using ssh.

> Issue #3300 too seems a poor match. It was reported under Windows, and
> shows a dialog box with a message about failed authentication. It is
> also has been reported resolved in the version that I have tested,
> without success. Issue #3372 is reported a duplicate.
As you found out, the bug tracker is a much better place for getting 
issues resolved than the mailing list.

Please make sure to include all the details already requested: full 
command lines, etc..

Cheers,
Antoine



>> Try:
>> xpra launcher --debug ssh
>> The command output will include all ssh connection messages.
>> (I assume that you're using ssh to connect - please include the
>> command
>> lines if that is not the case)
>>
> 
> The verbose output seems to show nothing rather helpful (see below). I
> checked the values for protocol, username, and password. As I
> indicated, of course, I have been successful using the same values in
> an invocation through command line.
> 
> ---
> 
> $ xpra_launcher --debug ssh
> Gtk-Message: 09:14:00.221: Failed to load module "appmenu-gtk-module"
> 2021-12-15 09:14:15,840 Xpra GTK3 client version 4.3-r30655 (g1e8a46dce) 64-bit
> Gtk-Message: 09:14:15.926: Failed to load module "appmenu-gtk-module"
> 2021-12-15 09:14:15,997  running on Linux Linuxmint 20.2 uma
> 2021-12-15 09:14:16,004  window manager is 'Mutter (Muffin)'
> Gtk-Message: 09:14:16.744: Failed to load module "appmenu-gtk-module"
> 2021-12-15 09:14:16,791 GStreamer version 1.16.2 for Python 3.8.10 64-bit
> 2021-12-15 09:14:16,871 created unix domain socket '/run/user/1000/xpra/clients/clientname-882690'
> 2021-12-15 09:14:16,930 No OpenGL_accelerate module loaded: No module named 'OpenGL_accelerate'
> 2021-12-15 09:14:17,077 Warning: vendor 'Intel' is greylisted,
> 2021-12-15 09:14:17,077  you may want to turn off OpenGL if you encounter bugs
> 2021-12-15 09:14:17,157 OpenGL enabled with Mesa Intel(R) Iris(R) Plus Graphics (ICL GT2)
> 2021-12-15 09:14:17,244 Warning: vendor 'Intel' is greylisted,
> 2021-12-15 09:14:17,244  you may want to turn off OpenGL if you encounter bugs
> 2021-12-15 09:14:17,245 OpenGL enabled with Mesa Intel(R) Iris(R) Plus Graphics (ICL GT2)
> xpra initialization error:
>   cannot find any live servers to connect to
> 2021-12-15 09:14:17,500 Error: failed to receive anything, not an xpra server?
> 2021-12-15 09:14:17,501   could also be the wrong protocol, username, password or port
> 2021-12-15 09:14:17,501   or the session was not found
> 2021-12-15 09:14:17,513 removing unix domain socket '/run/user/1000/xpra/clients/clientname-882690'