On Jan 14, 2013, at 10:15 AM, Antonio Messina <[email protected]> wrote:
> > On Mon, Jan 14, 2013 at 7:07 PM, Vishvananda Ishaya <[email protected]> > wrote: > > On Jan 14, 2013, at 9:28 AM, Antonio Messina <[email protected]> > wrote: > >> On Mon, Jan 14, 2013 at 6:18 PM, Vishvananda Ishaya <[email protected]> >> wrote: >> >> On Jan 14, 2013, at 7:49 AM, Jay Pipes <[email protected]> wrote: >> >> > >> > There is an integer key in the s3_images table that stores the map >> > between the UUID and the AMI image id: >> > >> > https://github.com/openstack/nova/blob/master/nova/db/sqlalchemy/models.py#L964 >> > >> > Not sure this is available via Horizon... sorry. >> >> Correct. Here are some options: >> >> a) query the db directly for the mapping >> >> b) write an api extension to nova that exposes the mapping >> >> c) write an external utility that syncs the info from the nova db into >> glance metadata >> >> d) modify horizon to list images through the ec2 api instead of glance >> >> I guess d) depends on b), since we cannot assume horizon is running on the >> same machine as the nova-api service. >> > > Not really. The ec2 api exposes ec2_style ids instead of uuids. It seems > better to just provide one view of ids to your users. If you are suggesting > they use the ec2 api then the uuids may not be needed. > > I just misread: instead of d), I've read something like > > e) modify horizon to list ec2 images id together with glance uuid > > I will try to better explain the issue: > > I want my users to be able to customize some of the images already present on > our cloud by creating snapshots. Then, they should be able to use our > software (which uses EC2 api) to run their jobs. Our software is > non-interactive, so I can't print a list from which the user can chose the > correct image, the user must write the id on a configuration file. > > I thing d) or e) would be fine, but d) will make our use case hard to apply > to other clouds, while if OpenStack would accept a patch for e) we could be > able to use other clouds as well... Understood. An api extension to get the mapping seems perfectly reasonable. Vish
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