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Subject: Re: [mqtt-comment] user properties on subscribe packets?

Thank you for this comment. I have opened issue MQTT-521 for this comment. https://issues.oasis-open.org/browse/MQTT-521 .
After the close of the public comment period we will provide a consolidated list of all public comments and the disposition.

Ken Borgendale -- kwb@us.ibm.com

<mqtt-comment@lists.oasis-open.org> wrote on 09/08/2017 04:53:52 PM:

> From: Erik Paulson <epaulson@unit1127.com>

> To: mqtt-comment@lists.oasis-open.org
> Date: 09/08/2017 04:54 PM
> Subject: [mqtt-comment] user properties on subscribe packets?
> Sent by: <mqtt-comment@lists.oasis-open.org>
> Hello - 

> In looking through the 5.0 MQTT draft, is it possible to put any user properties on a
> subscribe request? The use case I was thinking would be for in broker implementations if
> you wanted to pass some additional data along to give hints to the broker, e.g. for
> something like Kafka "start my subscription at point X". 

> It could also be useful to carry along additional authorization metadata, instead of
> only being able to use whatever authentication was established at connection-time for
> authorization. It might be nice to slip in a bearer token to a subscription request and
> use that for a specific topic. 

> -Erik

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