Re: Vdagent not working on a Debian guest

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Hi,

On Tue, Oct 18, 2022 at 8:40 PM Frediano Ziglio <freddy77@xxxxxxxxx> wrote:
Il giorno mar 18 ott 2022 alle ore 01:04 Carlos González
<piteccelaya@xxxxxxxxx> ha scritto:
>
> Were you able to find something by chance? Thanks.
>

Hi Carlos,
   my main curiosity was about the need of the agent for resize.
I did some tests and with both Windows and Linux it appears that the
agent is needed.
At this point I would try looking at the agent logs.
Is your system using Xorg or Wayland ?

Regards,
   Frediano


I agree with Frediano that (with a recent QXL device) the arbitrary resolution update is done via QXL.
Note that it does not work for all Desktop Environments, and I apparently it doesn't work for AntiX Linux (default DE).
If you can, try to run with GNOME/X11 and see if that works.

Related bug: https://bugzilla.redhat.com/show_bug.cgi?id=1290586

Regards,
    Uri.


> El sáb, 15 oct 2022 a las 9:22, Frediano Ziglio (<freddy77@xxxxxxxxx>) escribió:
>>
>> Il giorno ven 14 ott 2022 alle ore 16:11 Carlos González
>> <piteccelaya@xxxxxxxxx> ha scritto:
>> >
>> > As soon as spice-vdagent package is installed, so is the spice-vdagentd daemon and it also starts running. Yet I always need to manually run spice-vdagent command...
>> >
>>
>> Maybe you would need to logout and login again from the graphic
>> session. Or manually start it, not sure.
>>
>> > How do I specify an output directory for the agent to file transfer?
>> >
>>
>> See "spice-vdagent --help", specifically -f and -o options.
>>
>> > I don't think it's remote-viewer's fault, because I also tested with a Windows guest. With all SPICE stuff properly installed, everything works out of the box: clipboard, resizing, file transfer from host to guest. With "properly installed" I mean: installed SPICE drivers manually from virtio-win ISO by loading them since the Windows installation beforehand, then once booted into Windows downloaded the vdagent ZIP from spice-space website and manually installed the service according to instructions.
>> >
>>
>> I'll check, maybe is not handled by driver but agent
>>
>> > As additional detail, in QEMU I use the option "-display spice-app", which automatically starts remote-viewer; though curiously it doesn't seem to create a virt-viewer directory inside ~/.config unlike when running remote-viewer manually...
>> >
>> > Thanks again.
>> >
>> > El vie, 14 oct 2022 a las 12:41, Frediano Ziglio (<freddy77@xxxxxxxxx>) escribió:
>> >>
>> >> Il giorno gio 13 ott 2022 alle ore 16:58 Carlos González
>> >> <piteccelaya@xxxxxxxxx> ha scritto:
>> >> >
>> >> > Hello.
>> >> >
>> >> > I'm trying a virtual machine with a live CD distribution called AntiX Linux, which is directly based on Debian.
>> >> >
>> >> > I'm using direct QEMU commands.
>> >> > In the VM configuration I have this for SPICE configuration:
>> >> > "-vga qxl -device virtio-serial-pci -spice unix=on,addr=path/to/vm_spice.socket,disable-ticketing=on -chardev spicevmc,id=spicechannel0,name=vdagent -device virtserialport,chardev=spicechannel0,name=com.redhat.spice.0 \"
>> >> > Then I boot the live ISO, double check that QXL driver is installed -which normally always is-, and install spice-vdagent package (version 20 here). I'm using remote-viewer (virt-viewer) to visualize the VM.
>> >> >
>> >> > Up to this point, clipboard sharing with host still doesn't work, and trying to drag a file from host to guest results in an error "The agent is not connected".
>> >> >
>> >>
>> >> This error is normal if the agent is stopped.
>> >>
>> >> > So I manually run "spice-vdagent" command, and clipboard sharing now works, but trying to drag file from host to guest gives "File transfer is disabled". Also, automatic resolution change with window resizing doesn't work either.
>> >> >
>> >>
>> >> The fact that in this way the clipboard is running indicates that the
>> >> agent is now working. You need to specify an output directory to the
>> >> agent in order to get file transfer working.
>> >> About the resolution change that's weird, I think that feature on
>> >> Linux does not even require the agent running. Is it possible that the
>> >> client (remove-viewer) is not set up to send resize to the guest
>> >> automatically, there are some options on the menu.
>> >>
>> >> > Certainly, this live distro doesn't come with any spice-related packages installed by default, except for the QXL package.
>> >> >
>> >> > Am I missing something here? Could someone help please?
>> >> > Thanks beforehand.
>> >>
>> >> Frediano


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