[ovirt-devel] [vdsm][mom][jsonrpc] new VDSM interface for MOM

[Piotr Kliczewski]

On Wed, May 13, 2015 at 9:52 PM, Adam Litke <alitke at redhat.com> wrote:
> On 11/05/15 04:28 -0400, Francesco Romani wrote:
>>
>> Hi everyone,
>>
>> I'm working to brush up and enhance my old hack
>> https://gerrit.ovirt.org/#/c/37827/1
>>
>> That patch adds a new MOM interface, to talk with VDSM using the RPC
>> interface.
>> On top of that, I want to make efficient use of VDSM API (avoid redundant
>> call, possibly
>> issuing only one getAllVmStats call and caching the results, and so forth)
>>
>> Next step will be to backport optimizations to current vdsmInterface.
>> Or maybe, even replacing the new vdsminterface with the new one I'm
>> developing :)
>>
>> I'd like to use the blessed JSON-RPC interface, but what's the recommended
>> way to
>> do that? What is (or will be!) the official recommended VDSM external
>> client interface?
>>
>> I thought about patch https://gerrit.ovirt.org/#/c/39203/
>>
>> But my _impression_ is that patch will depend on VDSM's internal reactor,
>> thus is not very
>> suitable to be used into an external process.
>
>
> I've written my own extremely crude client using the stomp library.
> Nir also has a patch [1] on gerrit to do this.  Maybe he can provide
> some insight.  It'd be nice if the vdsm-yajsonrpc package could
> provide a full-featured client class that could be easily integrated
> into projects like MOM.
>

I will try to provide simple client for people to use.

>
> [1] https://gerrit.ovirt.org/#/c/35181/
>
> --
> Adam Litke
>
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