Reserved actions

[Rick Harding]

+1 to reserving the juju* space just as we do with relations and such.

On Mon, Mar 28, 2016 at 10:12 PM Andrew Wilkins <
andrew.wilkins at canonical.com> wrote:

> On Tue, Mar 29, 2016 at 10:03 AM Marco Ceppi <marco.ceppi at canonical.com>
> wrote:
>
>> On Mon, Mar 28, 2016 at 9:49 PM Andrew Wilkins <
>> andrew.wilkins at canonical.com> wrote:
>>
>>> Hi,
>>>
>>> There's a code review in progress (http://reviews.vapour.ws/r/4286/)
>>> that will introduce a predefined action, "juju-run", which is part of the
>>> replacement for the current SSH-based juju-run.
>>>
>>
>> This is interesting. What's the semantics for this? How does juju-run
>> action work for machine level items?
>>
>
> From the end-user perspective, juju run should work just the same as
> before. There will be a machine-level worker in Juju that will initially
> handle only juju-run actions. It's not expected that you'll use juju-run
> actions directly, but I don't think there's anything stopping you.
>
> This means that "juju-run" will no longer be a valid action name for use
>>> in a charm. This may come up again in the future, so we think it would be
>>> prudent to reserve a namespace for additional predefined actions. The most
>>> straightforward thing to do would be to reserve the "juju-" prefix, like we
>>> do for relations.
>>>
>>
>> This seems fine, we'll add "juju-run" as a blacklist in charm proof.
>>
>
> If everyone's OK with reserving the "juju-" prefix, I think it would be
> better to blacklist the whole namespace. Nip it in the bud.
>
>
>> Any objections? Does anyone have any actions using the "juju-" prefix
>>> already?
>>>
>>
>> I don't believe so, I'l do a quick search in the charm store though to
>> verify
>>
>>
>>> Cheers,
>>> Andrew
>>>
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