openstack team mailing list archive

[Trey Morris <trey.morris@xxxxxxxxxxxxx>]

sounds like we agree then. Each service has it's own tool set, and services
which are made up of sub-services will have a tool set which can make calls
translating through the tool sets of its sub-services.

On Thu, Feb 24, 2011 at 3:30 PM, Jay Pipes <jaypipes@xxxxxxxxx> wrote:

> On Thu, Feb 24, 2011 at 4:06 PM, Eric Day <eday@xxxxxxxxxxxx> wrote:
> > On Thu, Feb 24, 2011 at 03:48:25PM -0500, Jay Pipes wrote:
> >> I just don't want to end up with:
> >>
> >> os-describe-images
> >> os-describe-image-attribute
> >> os-describe-instances
> >> os-describe-groups
> >> os-describe-zones
> >> os-describe-keypairs
> >> os-describe-volumes
> >> os-describe-snapshots
> >>
> >> The above is asinine, IMO.
> >
> > Completely agree. :)
>
> Cool. Was starting to lose my mind thinking people *really* wanted to
> duplicate the eucatools mess...
>
> >> If you want to have an os-compute and an os-network CLI tool, cool,
> >> but I think that:
> >>
> >> os-compute describe images
> >> os-compute describe image-attribute
> >> os-compute describe instances
> >> os-compute describe groups
> >> etc...
> >>
> >> is far more workable than 15 separate CLI tools that do essentially
> >> identical things.
> >
> > Yup, agree. Also keep in mind that some operations may be duplicates
> > across services, just with a different context. For example,
> > in a deployment where you use glance backed by swift for nova,
> > os-compute describe image <id> may be the same as os-image describe
> > <id> or os-object describe <id> (swift), but the os-compute is in
> > the context of instances so it could have more metadata. This will
> > mirror the dependency tree we see between services (especially as
> > they are split out).
>
> ++
>
> > We want to make sure there are tools so services can stand alone as
> > needed (for example, os-image if you run glance standalone). Services
> > that combine other services (like nova) should aggregate these into
> > context-specific commands so you don't *need* to use the underlying
> > service tools for most things. This allows you to control nova use
> > one tool. :)
>
> No disagreement from me.
>
> -jay
>
> p.s. thx for not sending me to /dev/null ;)
>
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