francesco--- via Users <users@ovirt.org> writes:
> Hi all,
>
> I'm using websockify + noVNC for expose the vm console via browser getting
> the graphicsconsoles ticket via API. Everything works fine for every other
> host that I have (more than 200), the console works either via oVirt engine
> and via browser) but just for a single host (CentOS Stream release 8, oVirt
> 4.4.9) the console works only via engine but when I try the connection via
> browser I get the following error (vdsm log of the host):
>
> ERROR FINISH updateDevice error=unsupported configuration: VNC password is
> 12 characters long, only 8 permitted
> Traceback (most recent call last):
>
> File "/usr/lib/python3.6/site-packages/vdsm/common/api.py", line 124, in
> method
> ret = func(*args, **kwargs)
>
> File "/usr/lib/python3.6/site-packages/vdsm/API.py", line 372, in
> updateDevice
> return self.vm.updateDevice(params)
>
> File "/usr/lib/python3.6/site-packages/vdsm/virt/vm.py", line 3389, in
> updateDevice
> return self._updateGraphicsDevice(params)
>
> File "/usr/lib/python3.6/site-packages/vdsm/virt/vm.py", line 3365, in
> _updateGraphicsDevice
> params['params']
>
> File "/usr/lib/python3.6/site-packages/vdsm/virt/vm.py", line 5169, in
> _setTicketForGraphicDev
> self._dom.updateDeviceFlags(xmlutils.tostring(graphics), 0)
>
> File "/usr/lib/python3.6/site-packages/vdsm/virt/virdomain.py", line 101,
> in f
> ret = attr(*args, **kwargs)
>
> File "/usr/lib/python3.6/site-packages/vdsm/common/libvirtconnection.py",
> line 131, in wrapper
> ret = f(*args, **kwargs)
>
> File "/usr/lib/python3.6/site-packages/vdsm/common/function.py", line 94,
> in wrapper
> return func(inst, *args, **kwargs)
>
> File "/usr/lib64/python3.6/site-packages/libvirt.py", line 3244, in
> updateDeviceFlags
> raise libvirtError('virDomainUpdateDeviceFlags() failed')
>
> libvirt.libvirtError: unsupported configuration: VNC password is 12
> characters long, only 8 permitted
>
>
> The error is pretty much self explanatory but, I can't manage to
> figure out why only on this server
Hi,
this happens with libvirt 8.0.
> and I wonder if I can set the length of the generated vnc password
> somewhere.
I don't think so, it must be fixed in Engine. See
https://github.com/oVirt/ovirt-engine/commit/a1e7e39348550b575f1f01b701105f9e1066b09f
for more details.
Regards,
Milan
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