- From: Yves Lafon <ylafon@w3.org>
- Date: Fri, 25 Oct 2013 10:19:33 -0400 (EDT)
- To: Pierre-Antoine Champin <pierre-antoine.champin@liris.cnrs.fr>
- cc: Cody Burleson <cody.burleson@base22.com>, Linked Data Platform Working Group <public-ldp-wg@w3.org>
On Fri, 25 Oct 2013, Pierre-Antoine Champin wrote: > Hi Cody, > > On Sat, Oct 19, 2013 at 2:32 PM, Cody Burleson <cody.burleson@base22.com> > wrote: >> >> Do you guys think it might be worthwhile to specify a best practice > suggesting that the protocol portion of a canonical URI for a resource > should always be expressed in http and not https? > > well, not always, but at least whenever the description of that resource is > available through both HTTP and HTTPS. Yes, that sounds like a good idea, > however... You should see https://www.ietf.org/id/draft-nottingham-http2-encryption-01.txt >> Since implementers will likely be creating systems that generate URI > structures based on the existing application context, I can see it being > easy to capture the existing protocol, which may be https. But I kind of > feel like it should be up to the web server to resolve http URIs to https > when the URI is used to fetch a resource. > > I'm assuming you meant "up to the *client* to resolve..." . > This is tricky, because the client is not in general allowed to infer > anything from the internal structure of the URI, > and what you suggest amounts to inferring that two URIs differing only by > the http(s): part are necessariy equivalent. Furthermore, how would the > client know that a given http: resource is also available through https: ? > > So I would not suggest that the client may freely choose to switch between > http and https when "following its nose". On the other hand, making this > explicit for each resource ( http://a.b/c owl:sameAs https://a.b/.c ) is > tedious and ugly... > > May be we could specify an HTTP header where the server could specify that > all URIs matching a given regexp have the http/https equivalence? May be we > could use POWDER for thar? > > Pa >> >> >> Thoughts? >> >> -- >> Cody Burleson >> >> >> > -- Baroula que barouleras, au tiéu toujou t'entourneras. ~~Yves
Received on Friday, 25 October 2013 14:19:39 UTC