Re: [Captive-portals] option 160 conflict

2020-01-03 Thread Adam Roach

[as an individual]

I agree that this seems like an almost magically good solution to the 
conundrum that CAPPORT has, and strongly agree that this is the proper 
solution for this WG.


I am a bit sad that it doesn't scale to future DHCP options that other 
protocols may want to use.


/a

On 1/3/20 11:01 AM, Michael Richardson wrote:

Warren Kumari  wrote:
 >> One option we have is to use Code 114, which was reserved for use by
 >>Apple as a "URL" option. That particular codepoint wasn't ever used, so
 >>it should be open to be reclaimed as a CAPPORT API URL. Since this is in
 >>the range below 128, it should be safer to use.

 > I *really* like this idea - the options even contains something that
 > looks like a URL :-)

I also like it.


--
Michael Richardson , Sandelman Software Works
  -= IPv6 IoT consulting =-




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Re: [Captive-portals] API access and .well-known

2018-01-18 Thread Adam Roach

On 1/18/18 4:18 PM, Michael Richardson wrote:

Adam Roach <a...@nostrum.com> wrote:
 > I agree that we should strictly avoid synthesizing URLs in general,
 > and should try to avoid .well-known URLs in particular. Sometimes
 > you're forced to use .well-known (e.g., when there's literally no way
 > to get a full URL to the client), but that doesn't seem to be the case
 > here.

Is it reasonable for different enforcements points to return different URLs
to different clients?  If so, that solves much of the multi-tenancy problems,
and I guess I recant some of my previous message.


Sure, either in a 3xx response; or, if we're using Link: relations, 
those URLs can vary based on the client. If you want to get fancy about 
it, you can even have your DHCP server hand out different URLs in the 
RFC7710 field. There are a lot of ways to deal with multi-tenancy.



I'd still like to register a /.well-known value as a suggestion.


Why?

/a

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Re: [Captive-portals] API access and .well-known

2018-01-18 Thread Adam Roach

[as an individual]

On 1/18/18 4:15 PM, Michael Richardson wrote:

I think that we need the 7710 mechanism to get the HOST part, and that the
URL part SHOULD be .well-known/blah, but MAY be something else.



No, please don't. That's very much *not* what .well-known is meant for. 
See RFC 5785, section 1.1.


/a

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