[ovirt-users] [libvirt-users] virsh athentification failure

[Daniel P. Berrange]

On Fri, Dec 04, 2015 at 03:18:19PM +0000, Jean-Pierre Ribeauville wrote:
> Hi,
> 
> I wrote a C program running in a KVM host.
> Part of it adds a Unix Channel device in all Guests in order to  have a dialog from Host to Guest.
> As long as my host wasn't part of an Ovirt cluster , all was running fine.
> 
> 
> I added my host in a ovirt cluster , and then , when running the script creating the channel device  ( by  using  "virsh attach-device  --persistent -live ....." ) , I got following error :
> 
> Please enter your authentication name:
> Please enter your password:
> error: failed to connect to the hypervisor
> error: no valid connection
> error: authentication failed: Failed to step SASL negotiation: -1 (SASL(-1): generic failure: All-whitespace username.)
> 
> 
> What's the user/password I've to use then ?

When you attach a compute node to oVirt, it sets up auth with libvirt
to prevent admins from connecting to libvirt. If you want to oiverride
that you need to create yourself a SASL user + password using the
saslpasswd2 command eg see

http://libvirt.org/auth.html#ACL_server_username

Regards,
Daniel
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