[SR-Users] VERY IMPORTANT: deciding when to remove the MI code

[Brandon Armstead]

+1 - I'm all for cleaning up any technical debt and moving on with more
normalized concept.

:)

Sincerely,
Brandon Armstead

On Thu, Dec 1, 2016 at 6:17 AM Daniel-Constantin Mierla <miconda at gmail.com>
wrote:

> Hello,
>
> we started discussing about removing MI (so called management interface)
> for very long time, more or less since 2008. The RPC should remain the
> control interface, given its better structure for commands, parameters,
> etc ... MI is custom protocol using a line-oriented communication via
> fifo or socket file with kamailio (e.g., implemented mi_fifo and
> mi_datagram modules). RPC is the alternative, a more standardized
> concept, with better structured format.
>
> I think it's time to set a clear roadmap for doing the removal. Overall,
> it will be easier to maintain the code, right now being duplicated code
> for doing the same operation over MI or RPC, and MI shows its
> limitations (or complexity to deal with) for advanced needs (see the
> discussions about how to provide multi-line value parameters over MI).
>
> So, I want to know if there are many relying on MI directly and they
> still want to keep it, what would be the expected duration they need for
> upgrading their tools to work with RPC interface, other relevant aspects
> people have in favour of mi vs rpc.
>
> I am even willing to do the removal in time befire freezing the 5.0
> branch. We will ensure a clean start of 5.x series.
>
> The main concern from my point of view is kamctl -- but I think we can
> preserve the compatibility for kamctl commands and parameters (so
> command line execution of kamctl will be the same), but the output might
> be different. That's because it should be easy to updated it to
> communicate with jsonrpc-s module, but then it will get json-formatted
> results.
>
> To summarize, two big questions to answer:
>
> a) Are you ok to remove the MI code/commands?
>
> b) If yes to a), are you ok to be done for v5.0?
>
> Not providing feedback will be considered as 'yes' for both questions,
> so **speak up if you want MI to be kept or delay it removal**.
>
> Cheers,
> Daniel
>
> --
> Daniel-Constantin Mierla
> www.twitter.com/miconda -- www.linkedin.com/in/miconda
> Kamailio World Conference - May 8-10, 2017 - www.kamailioworld.com
>
>
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