[Engine-devel] REST-API: Exposing correlation-ID

[Yaniv Kaul]

On 05/03/2012 05:24 PM, Ori Liel wrote:
> Correlation-ID feature allows 'tagging' a call to a Backend command
> with a String ID, and this ID will be appended to all log messages
> that result from this command.
>
> http://www.ovirt.org/wiki/Features/TaskManagerDetailed
>
> In REST-API, we would like to enable the user to pass a correlation-ID
> when he activates actions.

Makes a more sense to me that the user will get it in the response, 
rather than setting it by himself.
What's the added value of the user setting it (as opposed to the engine, 
which is already doing it) ?
Y.

>
> I have two questions:
>
> 1) what's the name you'd give this parameter? job-id? batch-id?
> flow-id? command-id? correlation-id???
>
> 2) I've already implemented this as a url parameter. Are there objections?
> The only viable alternative I see is as an http header, which doesn't feel
> right. It's not an option to pass it in the XML body, because sometimes
> there is no body, for example, in DELETE commands.
>
> Thanks
>
> Ori.
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