[openstack-dev] [ironic workflow question]

Dmitry Tantsur dtantsur at redhat.com
Wed Jun 4 11:36:21 UTC 2014


Hi!

Workflow is not entirely documented by now AFAIK. After PXE boots deploy
kernel and ramdisk, it exposes hard drive via iSCSI and notifies Ironic.
After that Ironic partitions the disk, copies an image and reboots node
with final kernel and ramdisk.

On Wed, 2014-06-04 at 19:20 +0800, 严超 wrote:
> Hi, All:
> 
>         I searched a lot about how ironic automatically install image
> on bare metal. But there seems to be no clear workflow out there.
> 
>         What I know is, in traditional PXE, a bare metal pull image
> from PXE server using tftp. In tftp root, there is a ks.conf which
> tells tftp which image to kick start.
> 
>         But in ironic there is no ks.conf pointed in tftp. How do bare
> metal know which image to install ? Is there any clear workflow where
> I can read ?
> 
>         
> 
> 
> Best Regards!
> Chao Yan
> --------------
> My twitter:Andy Yan @yanchao727
> My Weibo:http://weibo.com/herewearenow
> --------------
> 
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