openstack team mailing list archive

[Jay Pipes <jaypipes@xxxxxxxxx>]

On 01/14/2013 06:06 AM, Antonio Messina wrote:
> Apparently not. This is the output of glance image-show:
> 
> +-----------------------+--------------------------------------+
> | Property              | Value                                |
> +-----------------------+--------------------------------------+
> | Property 'kernel_id'  | e1c78f4d-eca9-4979-9ee0-54019d5f79c2 |
> | Property 'ramdisk_id' | 99c8443e-c3b2-4aef-8bf8-79cc58f127a2 |
> | checksum              | 2f81976cae15c16ef0010c51e3a6c163     |
> | container_format      | ami                                  |
> | created_at            | 2012-12-04T22:59:13                  |
> | deleted               | False                                |
> | disk_format           | ami                                  |
> | id                    | 67b612ac-ab20-4227-92fc-adf92841ba8b |
> | is_public             | True                                 |
> | min_disk              | 0                                    |
> | min_ram               | 0                                    |
> | name                  | cirros-0.3.0-x86_64-uec              |
> | owner                 | ab267870ac72450d925a437f9b7c064a     |
> | protected             | False                                |
> | size                  | 25165824                             |
> | status                | active                               |
> | updated_at            | 2012-12-04T22:59:14                  |
> +-----------------------+--------------------------------------+

:( Oh well, was worth a shot.

> Looking at the code in
> https://github.com/openstack/nova/blob/master/nova/api/ec2/ec2utils.py#L70
> and
> https://github.com/openstack/nova/blob/master/nova/api/ec2/ec2utils.py#L126
> it seems that the conversion is simply done by getting an id of type
> integer (not uuid-like string) and then converting it to hex form and
> appending it to the string 'ami-'
> 
> Question is: where this id comes from and is there any way to show it in
> the horizon web interface?

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.

Best,
-jay

> .a.
> 
> 
> On Sun, Jan 13, 2013 at 10:17 PM, Jay Pipes <jaypipes@xxxxxxxxx
> <mailto:jaypipes@xxxxxxxxx>> wrote:
> 
>     The EC2-style image ID would probably be stored in the custom key/value
>     pairs in the Glance image record for the image... so if you do a glance
>     image-show <IMAGE_UUID> you should see the EC2 image ID in there...
> 
>     -jay
> 
>     On 01/11/2013 09:51 AM, Antonio Messina wrote:
>     > Hi all,
>     >
>     > I am using boto library to access an folsom installation, and I have a
>     > few doubts regarding image IDs.
>     >
>     > I understand that boto uses ec2-style id for images (something
>     like ami
>     > ami-<16digit number>) and that nova API converts glance IDs to EC2 id.
>     > However, it seems that there is no way from the horizon web interface
>     > nor from euca-tools to get this mapping.
>     >
>     > How can I know the EC2 id of an image, having access only to the web
>     > interface or boto?
>     >
>     > I could use the *name* of the instance instead of the ID, but the name
>     > is not unique...
>     >
>     > .a.
>     >
>     > --
>     > antonio.s.messina@xxxxxxxxx <mailto:antonio.s.messina@xxxxxxxxx>
>     <mailto:antonio.s.messina@xxxxxxxxx
>     <mailto:antonio.s.messina@xxxxxxxxx>>
>     > GC3: Grid Computing Competence Center
>     > http://www.gc3.uzh.ch/
>     > University of Zurich
>     > Winterthurerstrasse 190
>     > CH-8057 Zurich Switzerland
>     >
>     >
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> 
> -- 
> antonio.s.messina@xxxxxxxxx <mailto:antonio.s.messina@xxxxxxxxx>
> GC3: Grid Computing Competence Center
> http://www.gc3.uzh.ch/
> University of Zurich
> Winterthurerstrasse 190
> CH-8057 Zurich Switzerland