[one-users] libvirt and kvm permission problem.

[Christoph Raible]

Am 31.03.2011 11:14, schrieb Idafen Santana Pérez:

> Thanks a lot Ignazio,
>
> I've changed this parameters:
>
> unix_sock_group = "libvirt" ->  unix_sock_group = "oneadmin" (oneadmin
> is my cloud group, shame on me I've called user and group the same)
>
> unix_sock_rw_perms = "0770" ->  unix_sock_rw_perms = "0777"
>
> I am not sure at all about changing unix_sock_rw_perms, but it doesn't
> work unless I do that.
>
> Then I restarted the libvirtd  and one daemons and it seem to be working.
>
> Regards,
> Idafen
>
>
> On Thu, Mar 31, 2011 at 8:36 AM,<ignazio.cassano at provincia.torino.it>  wrote:
>> Yu must set libvirt to run with cloud group permissions in libvirtd.conf
>>
>> ----- Messaggio da idafensp at gmail.com ---------
>>     Data: Wed, 30 Mar 2011 17:20:41 +0200
>>     Da: Idafen Santana Pérez<idafensp at gmail.com>
>>   Oggetto: [one-users] libvirt and kvm permission problem.
>>       A: users at lists.opennebula.org
>>
>>
>>> Hi,
>>>
>>> I'm having problems with libvirtd and kvm. I can create a host (called
>>> localhost) and it is on until systems tries to monitorize it. I'm
>>> executing libvirtd as root (? can not do it as oneadmin) and running
>>> one under my oneadmin account. This is my oned.log output.
>>>
>>>
>>> Wed Mar 30 17:08:36 2011 [ReM][D]: HostPoolInfo method invoked
>>> Wed Mar 30 17:08:36 2011 [ReM][D]: VirtualMachinePoolInfo method invoked
>>> Wed Mar 30 17:08:36 2011 [InM][I]: Command execution fail: 'if [ -x
>>> "/var/tmp/one/im/run_probes" ]; then /var/tmp/one/im/run_probes kvm
>>> localhost; else                              exit 42; fi'
>>> Wed Mar 30 17:08:36 2011 [InM][I]: STDERR follows.
>>> Wed Mar 30 17:08:36 2011 [InM][I]: error: unable to connect to
>>> '/var/run/libvirt/libvirt-sock', libvirtd may need to be started:
>>> Permission denied
>>> Wed Mar 30 17:08:36 2011 [InM][I]: error: failed to connect to the
>>> hypervisor
>>> Wed Mar 30 17:08:36 2011 [InM][I]: Error executing kvm.rb
>>> Wed Mar 30 17:08:36 2011 [InM][I]: ExitCode: 255
>>> Wed Mar 30 17:08:36 2011 [InM][E]: Error monitoring host 0 : MONITOR
>>> FAILURE 0 Could not monitor host localhost.
>>>
>>>
>>> Any idea?
>>>
>>> Thanks in advance.
>>> Idafen
>>> _______________________________________________
>>> Users mailing list
>>> Users at lists.opennebula.org
>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>
>>
>> ----- Fine messaggio da idafensp at gmail.com -----
>>
>>
>>
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>>
> _______________________________________________
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Which distribution do you use?

In some distributions do you need to make some symbolic links or you have to set Policy kit rules....

Can you connect with the oneadmin user to virsh with virsh -c qemu:///system?


Regards
Christoph

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