[Standards] pubsub/pep auto-creation

Ian Paterson ian.paterson at clientside.co.uk
Tue Mar 27 02:50:47 UTC 2007


Peter Saint-Andre wrote:
> Ian Paterson wrote:
>> We should make user interfaces as easy as possible - even if they are 
>> rarely used. The flow you describe forces the user to provide input 
>> in a second dialog that they probably weren't expecting to pop-up on 
>> their screen after the round trip to the server. 
>
> Hmm. Does it? Why can't the client eat the error flow and handle it 
> seamlessly from the user perspective?

Well here we've not been talking about a node that doesn't exist, so 
there would be no error. But, Rachel raised a very similar point here on 
Friday. Here's my response to her:

Ian Paterson wrote:
> I agree it is possible, but as I pointed out in the previous post 
> (http://mail.jabber.org/pipermail/standards/2007-March/014417.html), 
> not only is it sub-optimal, it is vulnerable to race conditions. 
> Although errors would typically be very rare in practice, IMHO, the 
> existance of the vulnerability alone makes it hard to justify the 
> "check-config-and-replace-if-necessary" approach when implementing 
> this user interface.

- Ian




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