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From ilya musayev <ilya.mailing.li...@gmail.com>
Subject Re: 4.11.0.0 problem adding new shared network NIC to VM "A NIC with this MAC address exits for network:"
Date Tue, 03 Apr 2018 09:20:08 GMT
Stephan

Please kindly open a jira issue as a blocker for 4.11

Thank you


On Tue, Apr 3, 2018 at 2:12 AM Stephan Seitz <s.seitz@heinlein-support.de>
wrote:

> Hi there!
>
> After upgrading a working 4.9.2 setup to 4.11.0.0 we've noticed that we're
> unable to add a NIC (shared network) to a running VM via GUI.
> The Error is "A NIC with this MAC address exits for network: (uuid of the
> current (other NIC) network)"
> Using cloudmonkey and giving a self-computed MAC-address does not rise the
> error and works as expected.
>
> After digging into the code, I think I've found the problem, but am too
> bad in java to provide a sustainable fix.
>
> I've attached a patch which obviously (with own manual tests) fixes that
> issue by simply commenting out the respective codeblock.
>
> As far as I dug into the code, the third parameter of NicProfile is
> handled by
>
> NetUtils.long2Mac(NetUtils.createSequenceBasedMacAddress(ipVO.getMacAddress(),
> NetworkModel.MACIdentifier.value())
>
> inside
>
> NicProfileHelperImpl.java
>
> I assume createSequenceBasedMacAddress can handle null as MAC, but doesn't
> get called at all if
>
>
> _nicDao.findByNetworkIdAndMacAddress(networkId, macAddress) results !=
> null if macAddress is null.
>
>
>
> Sorry, if I'm wrong, didn't had decent IDE at hand :)
>
>
>
> Cheers,
>
> Stephan Seitz
>
> --
>
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>
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>
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>
>

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