[libvirt-users] dumpxml removes <source> portion from network descritiption

[Thomas Stein]

On 19. Juni 2014 14:38:06 MESZ, Laine Stump <laine at laine.org> wrote:
>On 06/19/2014 02:47 PM, Thomas Stein wrote:
>> Hello.
>>
>> I have a strange error with one of my VMs. If i use dumpxml to save a
>VM 
>> description the source part of the network part is missing. This
>prevents 
>> redifining the machine from the dumped xml file:
>>
>> This is how it looks before dumpxml:
>>
>>     <interface type='bridge'>
>>       <mac address='52:54:00:34:a1:56'/>
>>       <source bridge='br406'/>
>>       <model type='virtio'/>
>>       <address type='pci' domain='0x0000' bus='0x00' slot='0x03' 
>> function='0x0'/>
>>     </interface>
>>
>>
>> And afterwards:
>>
>>     <interface type='bridge'>
>>       <mac address='52:54:00:34:a1:56'/>
>>       <target dev='vnet6'/>
>>       <model type='virtio'/>
>>       <alias name='net0'/>
>>       <address type='pci' domain='0x0000' bus='0x00' slot='0x03' 
>> function='0x0'/>
>>     </interface>
>>
>> Someone has an idea whats causing this? Is there a special option
>maybe?
>>
>
>1) what is the libvirt version?
>
>2) are you using "virsh dumpxml --inactive"?
>
>The source should anyway be there when you do virsh dumpxml with or
>without --inactive, but the proper way to get the config of a domain
>that can be fed back into the domain is by using --inactive (otherwise
>you get the current status of the interface, which may have some
>differences).
>
>(I'm interested to learn the libvirt version because when I look at the
>virsh dumpxml of an <interface type='bridge'> on my system running
>current upstream libvirt, I *do* see the <source> element. Given the
>version you're running, I can possibly take a look at that vintage of
>source to see if there was a bug in that version)

Hi.

Thanks for the response. --inactive solves the problem. Didn't even know this switch exits. I'm using 1.2.5 at the moment.

thanks again
t.
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