What to do about HPSS protocol backwards compatibility for fasterpush?

Andrew Bennetts andrew at canonical.com
Thu Oct 18 01:32:53 BST 2007


John Yates wrote:
> Aaron Bentley wrote:
> 
> > What about just advertising capabilities in the initial handshake?
> >
> > This could either be inferred from the version, or be explicit like smtp.
> 
> This was my thought as well.  Further I would strongly advise inferring
> capabilities from the version.  Doing so will enforce a highly desirable
> capability subset / superset total order.
> 
> The alternative is to court the sort crushing testing and verification burden
> faced by participants in the SMB/CIFS community.

Well, I don't really want to have any handshake.  But if I did, I'd be in favour
of having defined protocol versions like that.  More fine-grained capability
reporting seems like a YAGNI, and a dangerous one for those sorts of reasons.

-Andrew.




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