IoT Protocol in RTEMS

punit vara punitvara at gmail.com
Wed Mar 15 10:23:24 UTC 2017


OK.

For a time being we can create tickets for these protocol. We can
figure it out from where we can port. :)



On Tue, Mar 14, 2017 at 10:13 PM, Gedare Bloom <gedare at rtems.org> wrote:
> On Tue, Mar 14, 2017 at 12:08 PM, Joel Sherrill <joel at rtems.org> wrote:
>>
>>
>> On Tue, Mar 14, 2017 at 10:22 AM, punit vara <punitvara at gmail.com> wrote:
>>>
>>> Can I port MQTT from here ?
>>>
>>>
>>> https://github.com/zephyrproject-rtos/zephyr/tree/master/subsys/net/lib/mqtt
>>>
>>> It has Apache licence. Where do I possibly need to add files ?  Any
>>> suggestion ?
>>>
>> Why would Zephyr want their code to support multiple RTOSes? Would
>> we end up with something that has long-term life as an RTEMS option?
>>
> Apache License is a bit of a pain to use if we need to modify the
> upstream source, especially if the upstream will not accept changes.
> I, like Joel, am  more concerned about the latter in case we need to
> adapt the upstream for easier porting and maintenance.
>
>>>
>>> -- PV
>>>
>>> On Tue, Mar 14, 2017 at 7:50 PM, Joel Sherrill <joel at rtems.org> wrote:
>>> >
>>> >
>>> > On Tue, Mar 14, 2017 at 8:56 AM, Gedare Bloom <gedare at rtems.org> wrote:
>>> >>
>>> >> On Tue, Mar 14, 2017 at 1:26 AM, punit vara <punitvara at gmail.com>
>>> >> wrote:
>>> >> > Hi
>>> >> >
>>> >> > I think RTEMS don't have any IoT protocol so I propose we should
>>> >> > implement at least two important IoT protocols
>>> >> >
>>> >> > 1. MQTT
>>> >> > (http://docs.oasis-open.org/mqtt/mqtt/v3.1.1/mqtt-v3.1.1.html)
>>> >> > 2. CoAP  (http://coap.technology/)
>>> >> >
>>> >> Why are these 2 important?
>>> >>
>>> >> The problem to avoid is adopting a network protocol too early, because
>>> >> there is always a bunch of competing ones, and in the end only a
>>> >> handful will survive in the long term.
>>> >
>>> >
>>> > MQTT is an OASIS standard which is a good sign. It also has multiple
>>> > implementations
>>> > already with this one from the Eclipse Foundation looking very promising
>>> > and
>>> > appropriate for RTEMS.
>>> >
>>> > https://www.eclipse.org/paho/clients/c/embedded/
>>> >
>>> > CoAP also looks promising since it has an RFC. And promising
>>> > implementations
>>> > to investigate.
>>> >
>>> > http://coap.technology/impls.html
>>> >
>>> > https://github.com/obgm/libcoap is dual licensed as GPL and BSD (why?).
>>> >
>>> >>
>>> >>
>>> >> >
>>> >> > What's your opinion on this ? :)
>>> >> >
>>> >> This may be a good idea. What is the state of industry and of
>>> >> standardization in this space? Are there open-source reference
>>> >> implementations with a useful (BSD/MIT) license?
>>> >>
>>> >
>>> > I think those two are worth porting. There are already other ports to
>>> > embedded
>>> > environments so RTEMS should join the list.
>>> >
>>> > The effort would have to get the RTEMS specific configuration and
>>> > adaptation
>>> > code upstream, add RSB recipes, and examples with documentation. I would
>>> > honestly expect the ports to be easy enough where more work needs to be
>>> > identified. :)
>>> >
>>> > --joel
>>> >
>>> >>
>>> >> Gedare
>>> >>
>>> >> >
>>> >> > Regards
>>> >> > Punit Vara
>>> >
>>> >
>>
>>



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