[Standards-JIG] Closing idle streams

Peter Saint-Andre stpeter at jabber.org
Thu Jun 1 19:04:53 UTC 2006


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Carlo v. Loesch wrote:
> Peter Saint-Andre typeth:
> | It seems more helpful to inform the other side why the stream is being
> | closed by sending a stream error, rather than sending </stream:stream>
> | and leaving the other side to wonder why the stream was closed. If that
> | is true, then it may make sense to relax the rule in 4.7.1 by decoupling
> | closing of the XML stream from termination of the TCP connection (i.e.,
> | I wonder if the text really needs to say "MUST close the XML stream and
> | SHOULD terminate the TCP connection"). Naturally we would need to think
> | carefully about the consequences of any such change.
> 
> When looking through 4 or 5 server source codes looking for situations
> where they issue this error, I noticed several of them make a very
> intelligent use of it by producing the error only when they were
> expecting something from the other side, like the continuation of a
> dialback or SASL negotiation.
> 
> Closing an idle stream instead is one of the most normal things to
> happen in an S2S situation, so I find it very logical to simply just
> handshake-close the stream. Why should you need to explain something
> to the other side, idleness is the only reason why somebody would do
> that - especially if recommended in a BP.

But is idleness the only reason to close a stream without explaining why?

- --
Peter Saint-Andre
Jabber Software Foundation
http://www.jabber.org/people/stpeter.shtml

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