[Gluster-devel] Fwd: Snapshot feature design review

[James]

Just saw this now. Haven't had to review in depth. One question:

Will all the commands have --xml options like the normal Gluster commands?
It is very useful to have these stable interfaces.

Cheers,
James


On Wed, Dec 18, 2013 at 10:58 PM, Vijay Bellur <vbellur at redhat.com> wrote:
> On 10/17/2013 09:52 PM, Nagaprasad Sathyanarayana wrote:
>>
>>
>>>>
>>>> Hi All,
>>>>
>>>> The design document has been updated, and we have tried to address
>>>> all the review comments and design issues to the best of our ability.
>>>>
>>>> Please review the design and the document when possible.
>>>>
>>>> The design document can be found @
>>>> https://forge.gluster.org/snapshot/pages/Home
>>>>
>>>> Please feel free to critique/comment.
>
>
>
> Belated feedback on the CLI. CLI does seem to have a lot of hyphen/dash
> options. This is something that we have avoided in gluster so far.
> Conforming to the same design principle would be nice to have.
>
> The only reason why a hyphenated option seems necessary is due to the
> consistency groups. It would be better to treat consistency-group as a first
> class entity and have a separate mechanism to define that. For e.g.:
>
> #gluster consistency-group create <name>
>
> #gluster consistency-group add <vol1,vol2,...volN>
>
> #gluster consistency-group del <vol1...volN>
>
>
> Once this is accomplished, we can avoid using the hyphenated options and
> distinguish between single volume snapshots and consistency-group snapshots
> by using a keyword for consistency groups.
>
> For e.g., creation of a snapshot can be structured as:
>
> #gluster snapshot create [consistency-group] <name> [<description>]
>
> Other snapshot commands can be structured on similar lines.
>
> Thoughts?
>
> Thanks,
> Vijay
>
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