IoT Protocol in RTEMS
Gedare Bloom
gedare at rtems.org
Tue Mar 14 16:43:17 UTC 2017
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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