[one-users] OpenNebula 3.4.1 - Error creating host for kvm

[Javier Fontan]

This problem may be caused by PolicyKit. Check this link from libvirt webpage

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

On Thu, May 10, 2012 at 9:37 AM, Mohit Dhingra <mohitdhingras at gmail.com> wrote:
> Hi,
>
> Thanks for your reply. /var/run/libvirt/  was accesible to the oneadmin.
> Going through the further search, we found the following:
>
> When we run the following executable, ( which is called by kvm.rb
>
> oneadmin at cloud:/var/tmp/one/im> ./run_probes kvm 21 cloud
>
> error: unable to connect to '/var/run/libvirt/libvirt-sock', libvirtd may
> need to be started: Connection refused
> error: failed to connect to the hypervisor
> ERROR MESSAGE --8<------
> Error executing kvm.rb
> ERROR MESSAGE ------>8--
> ARCH=x86_64 MODELNAME="Six-Core AMD Opteron(tm) Processor 2431"
> oneadmin at cloud:/var/tmp/one/im>
>
>
> Socket file is already there, created by root.
> srwxrwxrwx 1 root cloud 0 May 10 18:03 /var/run/libvirt/libvirt-sock
>
> We are not sure how to do the following (in documentation -
> http://www.opennebula.org/documentation:archives:rel3.0:kvmg )
> To be able to use the images copied by OpenNebula, change also the user and
> group under which the libvirtd is run to “oneadmin”.
>
> We tried restarting libvirtd as oneadmin,
>
> oneadmin at cloud:/var/tmp/one/im> /etc/init.d/libvirtd restart
> Shutting down libvirtd                                              done
> Starting libvirtd                                                   done
>
> Still, it didn't work. Any other clues?
>
> ----------------------------
> Thanks & Regards
> Mohit Dhingra
> +919611190435
>
>
>
> On 10 May 2012 00:27, fc lists <fclists at pr-z.info> wrote:
>>
>> Hi
>>
>> did you find anything in the libvirt log that could be useful?
>>
>> Might want to check permissions on directories before the socket file
>>
>> is it /var/run/libvirt/ accessible to the user?
>>
>> Can't think og anything else right now , hope it helps :)
>>
>> FC
>>
>> On Wed, May 9, 2012 at 6:56 PM, Mohit Dhingra <mohitdhingras at gmail.com>
>> wrote:
>>>
>>> Hello All,
>>>
>>> We are trying to install OpenNebula with kvm as hypervisor, and getting
>>> some problem while creating host.
>>> We have googled the error, but of no use.
>>>
>>> Logs from oned.log file
>>>
>>> ------------------------------------------------------------------------------------------------
>>> Thu May 10 04:41:32 2012 [ReM][D]: HostPoolInfo method invoked
>>> Thu May 10 04:41:32 2012 [ReM][D]: HostPoolInfo method invoked
>>> Thu May 10 04:41:34 2012 [InM][I]: Monitoring host cloud (17)
>>> Thu May 10 04:41:34 2012 [ReM][D]: HostPoolInfo method invoked
>>> Thu May 10 04:41:34 2012 [ReM][D]: VirtualMachinePoolInfo method invoked
>>> Thu May 10 04:41:34 2012 [ReM][D]: AclInfo method invoked
>>> Thu May 10 04:41:34 2012 [InM][I]: ExitCode: 0
>>> Thu May 10 04:41:34 2012 [InM][I]: Command execution fail: 'if [ -x
>>> "/var/tmp/one/im/run_probes" ]; then /var/tmp/one/im/run_probes kvm 17
>>> cloud; else                              exit 42; fi'
>>> Thu May 10 04:41:34 2012 [InM][I]: error: unable to connect to
>>> '/var/run/libvirt/libvirt-sock', libvirtd may need to be started: Connection
>>> refused
>>> Thu May 10 04:41:34 2012 [InM][I]: error: failed to connect to the
>>> hypervisor
>>> Thu May 10 04:41:34 2012 [InM][E]: Error executing kvm.rb
>>> Thu May 10 04:41:34 2012 [InM][I]: ExitCode: 255
>>> Thu May 10 04:41:34 2012 [InM][E]: Error monitoring host 17 : MONITOR
>>> FAILURE 17 Error executing kvm.rb
>>>
>>> Thu May 10 04:41:39 2012 [ReM][D]: HostInfo method invoked
>>>
>>> --------------------------------------------------------------------------------------------------------------
>>>
>>>
>>> Also, libvirtd is running as oneadmin.
>>>
>>> oneadmin at cloud:~/var> ps -A -f | grep libvirt
>>> oneadmin  9295     1  0 04:40 ?        00:00:00 /usr/sbin/libvirtd -l -d
>>>
>>>
>>> And, we have done the changes in libvirtd.conf
>>> unix_sock_group = "cloud"
>>> unix_sock_rw_perms = "0777"
>>> listen_tcp = 1
>>>
>>> and in qemu.conf
>>> user = "oneadmin"
>>> group = "cloud"
>>> dynamic_ownership = 0
>>>
>>> And, in  50-localauthority.conf,
>>> Identity=unix-user:oneadmin
>>> Action=org.libvirt.unix.manage
>>> #Action=org.libvirt.unix.monitor
>>> ResultAny=yes
>>> ResultInactive=yes
>>> ResultActive=yes
>>>
>>>
>>> Is there something we are missing out.?? Can somebody please help us out.
>>>
>>>
>>> ----------------------------
>>> Thanks & Regards
>>> Mohit Dhingra
>>>
>>>
>>> _______________________________________________
>>> Users mailing list
>>> Users at lists.opennebula.org
>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>
>>
>
>
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>



-- 
Javier Fontán Muiños
Project Engineer
OpenNebula - The Open Source Toolkit for Data Center Virtualization
www.OpenNebula.org | jfontan at opennebula.org | @OpenNebula