[Kimchi-devel] [RFC]: help, how to get the mac after create a VM interface.

[Sheldon]

On 01/23/2014 06:55 AM, Christy Perez wrote:
> Agree. Not reliable. I did forget that other people may be doing the
> exact same thing at the exact same time, though, which makes it a bad
> approach.
a global lock just for mac?
>
> Regards,
>
> - Christy
>
> On Wed, 2014-01-22 at 15:51 -0200, Crístian Viana wrote:
>> Am 22-01-2014 15:45, schrieb Christy Perez:
>>> libvirt always adds the new interface to the end of the group. I did a
>>> little experimenting to make sure. So, you could just parse the
>>> interfaces and pull the MAC from the last one returned. It's not very
>>> elegant, though.
>> ... and not very reliable. There may be other operations happening at
>> the same time (like someone else creating another NIC), and the last
>> interface returned may have been created by other user. It's a web app,
>> we should expect simultaneous access.
>>
>> But I don't have another solution for this...
>
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-- 
Thanks and best regards!

Sheldon Feng(冯少合)<shaohef at linux.vnet.ibm.com>
IBM Linux Technology Center