+1 here (although it is not needed)
Really looking forward to this, it helps to have an alternate process
factory available in the codebase to see how the larger design fits
together.
--
Jody Garnett
On 16 February 2016 at 02:07, Andrea Aime <[email protected]>
wrote:
> Hi,
> on behalf of Alessio I would like to propose a new community module that
> allows
> GeoServer WPS to discover, run and monitor processes running on one or
> more remote machines.
>
> This setup is popular in scenarios where one has long lived and resource
> hungry processes that
> require a dedicated machine to run (e.g., some large satellite imagery
> processes,
> simulation or weather models, that can take hours and chew a lot of of
> memory per run),
> as well as the "dockerization" trend in which algorithm providers are
> simply shipping a
> docker container fully setup with the executable to be run and its
> specific environment
> (in scientific apps that can be _very_ specific), which regardless of the
> physical setup, effectively
> makes it run on a separate node.
>
> The module is easier to explain with a picture:
>
> [image: Inline image 1]
>
> Basically on the GeoServer side we have a custom process factory that
> discovers and exposes
> processes, on the other end we have some support to describe and execute
> the processes, and
> in the middle we have a XMPP server acting as the network protocol, plus
> eventual file system sharing
> for large inputs/outputs.
>
> XMPP was chosen as a suitable cross language communication mechanism,
> indeed, while the
> GeoServer module is pure java (pull request in preparation here:
> https://github.com/geosolutions-it/geoserver/tree/wps-remote),
> while the reference implementation of the other end is python based
> instead:
> https://github.com/geosolutions-it/wps-remote-backend-XMPP
>
> We'd like to contribute the GeoServer module, along with docs, as a
> community one, and if possible
> add the reference python implementation as a new repository in the
> https://github.com/geoserver/ organization,
> to stress its open status and encourage more people to take part.
>
> As this is a community module there is no feature freeze rush, but I guess
> it would be nice to
> have it in anyways in order to add it to the beta announcement
>
> Feedback welcomed
>
> Cheers
> Andrea
>
>
> --
> ==
> GeoServer Professional Services from the experts! Visit
> http://goo.gl/it488V for more information.
> ==
>
> Ing. Andrea Aime
> @geowolf
> Technical Lead
>
> GeoSolutions S.A.S.
> Via di Montramito 3/A
> 55054 Massarosa (LU)
> phone: +39 0584 962313
> fax: +39 0584 1660272
> mob: +39 339 8844549
>
> http://www.geo-solutions.it
> http://twitter.com/geosolutions_it
>
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