[one-users] Virt-manager created Ubuntu image without an IP address

Steven Timm timm at fnal.gov
Mon Apr 18 07:15:45 PDT 2011


If you look on the VM host at the deployment.0 file
and the actual syntax of the kvm command that is being
called by libvirt, you should be able to figure out
what opennebula is trying to do.

What does the network section of your template say?
How is your onevnet configured?

Steve Timm


On Mon, 18 Apr 2011, Idafen Santana Pérez wrote:

> Hi,
>
> I have been working on it and I have "found" the problem. The thing is
> that ONE is somehow changing the network interfaces of the VM
> machines. When I register a VM image (oneimage register file.img) and
> run it with KVM (kvm -hda ONE_LOCATION/var/image/imageId) it shows 2
> interfaces (ifconfig -a): lo and eth1. But when I run the VM with
> opennebula (onevm create template.one) with the same VM image as
> before, it shows lo and eth2, and I have no clue about this behaviour.
>
> To solve this is changed the image, so before registering it I
> modified the /etc/network/interfaces to configure eth2 interface
> instead of the real eth1 interface of the image. Now I can use my VM
> machines, but this is not a good solution, and I hope I can find (or
> someone else) a better one. I don't know if this could be considered
> as a bug or it is just a configuration problem.
>
> Regards
> Idafen
>
> 2011/4/18 Idafen Santana Pérez <idafensp at gmail.com>:
>> Same problem for me. I can run a Ubuntu image, but i cannot access it
>> with ssh or even ping to it. I can access it by using virt-manager,
>> and it is running ok, but the network interfaces are down and their
>> name change every time I run a new image (eth1, eth2, ...), so I can't
>> configure it.
>>
>> Thanks you in advance.
>> Idafen
>>
>> On Mon, Apr 18, 2011 at 1:48 PM, Lei Shi <lshi at tssg.org> wrote:
>>> Hello, Guys:
>>>
>>> Currently I am doing some experiments with Opennebula, which is a
>>> cloud management platform.
>>> I have two computers, one is opennebula management node (Ubuntu Desktop 10.10);
>>> the other one is opennebula worker node (Ubuntu Desktop 10.10 + KVM).
>>>
>>> From the Opennebula website, I downloaded a ttylinux image, which is
>>> contextualised  for opennebula. From the opennebula management node, I
>>> deployed this image to a VM running on the opennebula worker node
>>> using "onevm create ...." command. This VM is successfully running
>>> with an IP address. I can login to this tty VM.
>>>
>>> However, I created a Ubuntu 10.10 Desktop Image by virt manger (virt-manager).
>>> I tried to deploy it using the ubuntu script from the
>>> /share/scripts/ubuntu/context, but I commented out CONTEXT part. I got
>>> a running VM without IP address, I couldn't login to it and can do
>>> nothing but see it's running.....
>>>
>>> Or any of you know where I can download pre-built images....ttylinux
>>> is just not enough....
>>>
>>>
>>> Any help will be appreciated. Thanks.
>>>
>>> --Lei
>>> _______________________________________________
>>> Users mailing list
>>> Users at lists.opennebula.org
>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>
>>
> _______________________________________________
> Users mailing list
> Users at lists.opennebula.org
> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>

-- 
------------------------------------------------------------------
Steven C. Timm, Ph.D  (630) 840-8525
timm at fnal.gov  http://home.fnal.gov/~timm/
Fermilab Computing Division, Scientific Computing Facilities,
Grid Facilities Department, FermiGrid Services Group, Group Leader.
Lead of FermiCloud project.


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