[rabbitmq-discuss] Simplest possible embedded message producer

Tue Mar 20 15:30:08 GMT 2012

The other option would be to use UDP and build a trivial UDP-accepting
plugin for RabbitMQ, thus moving almost all of the complexity and
memory-requirements onto the server. (Actually that'd be a nice feature to
have in general.)

On 20 March 2012 11:13, Simon MacMullen <simon at rabbitmq.com> wrote:

> And if rabbitmq-c is still too big, and all you need to do is publish
> messages from the tiniest client possible, you might want to look at STOMP
> - you could probably write a minimal publish-only client quite simply, and
> it would be pretty small.
>
> Cheers, Simon
>
>
> On 20/03/12 15:06, Alan Antonuk wrote:
>
>> I'm not sure AMQP/rabbitmq-c client would be able to run on that
>> constrained of a system (someone else on this list might correct me
>> though).
>>
>> In general you're going to need a TCP/IP stack so you can connect to the
>> broker, then enough memory to hold a couple frames (the minimum frame
>> size is 4096 bytes).  You could probably do it with smaller buffers but
>> it's not something done with most client libraries.
>>
>> If that all will fit in your constrained system, I would probably pick
>> apart the the rabbitmq-c library and pare it down to something that does
>> the minimum you need. Then again I'm not experienced with development of
>> embedded devices, so I'm not sure how people typically accomplish these
>> things.
>>
>> HTH
>> -Alan
>>
>> On Mon, Mar 19, 2012 at 11:41 AM, Dirk <dirk.swart at gmail.com
>> <mailto:dirk.swart at gmail.com>> wrote:
>>
>>    - Does anyone have code for the simplest possible message producer?
>>
>>    I would like to produce messages from a _very_ memory constrained
>>    embedded system*. Can anyone advise me on what the absolute minimum I
>>    have to do to produce and send a message is?
>>
>>    Also, if anyone can point me towards what a simple "hello world"
>>    message template looks like, it would be appreciated. More details:
>>    I'm thinking of the sort of message that the Tutorials cover (eg:
>>    http://www.rabbitmq.com/**tutorials/tutorial-one-python.**html<http://www.rabbitmq.com/tutorials/tutorial-one-python.html>
>> )
>>
>>    Thanks in advance - I'm a Rabbit noob, apologies if this post is not
>>    using the correct terms.
>>
>>    * ATMega 328p, same chip the Arduino uses.
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>>
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>
>
> --
> Simon MacMullen
> RabbitMQ, VMware
>
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-- 
Tony Garnock-Jones
tonygarnockjones at gmail.com
http://homepages.kcbbs.gen.nz/tonyg/
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