[openstack-dev] [ironic] Question about pxe_ssh drivers

Lukas Bezdicka lbezdick at redhat.com
Tue Nov 21 16:28:32 UTC 2017


This is issue I hit recently. There are staging drivers [1] and there is
virtualbmc [2] to emulate ipmi for virtual machines. I ended up using
pxe_wol_isci driver.

[1] - http://ironic-staging-drivers.readthedocs.io/en/latest/README.html
[2] - https://pypi.python.org/pypi/virtualbmc/1.2.0

On Tue, Nov 21, 2017 at 5:22 PM, Waines, Greg <Greg.Waines at windriver.com>
wrote:

> Hey,
>
>
>
> We have been integrating OpenStack Ironic into our own OpenStack
> Distribution.
>
> Thanks to help from the mailing list, we’ve been able to successfully
> ‘nova boot’ a bare metal instance on an ironic node using the pxe_ipmitool
> drivers.
>
> Thanks again for all the help.
>
>
>
> A QUESTION about some future work we are starting to look at.
>
>
>
> We are interested in using Ironic to boot smaller devices that do NOT
> support IPMI.
>
>
>
> I believe that there are other drivers such as pxe_ssh for managing resets
> and power on/off of such servers.
> But i don’t understand how these work at a high-level.
>
> e.g.
>
> - where do the pxe_ssh drivers SSH to ?
>
>       >  for reset, i suppose it could be the ironic node itself (if it’s
> actually running a load, like the deployment image)
>
>       > but for power on/off ... it can’t be the ironic node itself
>
>
>
> Can somebody provide or point me to a brief explanation of how Ironic can
> be used for
> serving loads to devices NOT supporting IPMI ?
>
>
>
> thanks in advance,
>
> Greg
>
>
>
>
>
>
>
>
>
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