Re: [Insipid] Reviews for INSIPID Session-ID solution draft Version 11
Paul Kyzivat <pkyzivat@alum.mit.edu> Sat, 24 January 2015 15:34 UTC
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Date: Sat, 24 Jan 2015 10:34:43 -0500
From: Paul Kyzivat <pkyzivat@alum.mit.edu>
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To: "Paul E. Jones" <paulej@packetizer.com>, insipid@ietf.org
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Subject: Re: [Insipid] Reviews for INSIPID Session-ID solution draft Version 11
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WFM On 1/23/15 7:49 PM, Paul E. Jones wrote: > OK. How about this? > > "The Session-ID header-value is technically case-INSENSITIVE, but only > lowercase characters are allowed in the sess-uuid components. Receiving > entities MUST treat sess-uuid components as case-insensitive and not > produce an error if an uppercase character is received in a sess-uuid." > > Do you have better wording than "component"? I don't like that, but I > guess that's clear. I'm open to suggested changes. > > Paul > > ------ Original Message ------ > From: "Paul Kyzivat" <pkyzivat@alum.mit.edu> > To: "Paul E. Jones" <paulej@packetizer.com>; insipid@ietf.org > Sent: 1/23/2015 10:54:45 AM > Subject: Re: [Insipid] Reviews for INSIPID Session-ID solution draft > Version 11 > >> On 1/22/15 11:58 PM, Paul E. Jones wrote: >>> Specifically, how about this at the end of section 5? >>> >>> NOTE: The Session-ID header-value is technically case-INSENSITIVE, but >>> only lowercase characters are allowed in the sess-uuid components of the >>> syntax. >> >> Its better than nothing. But I think it would be better to make a >> normative requirement to support reception of uuids in either case, >> while requiring that they be sent in lower case. This makes it clear >> that it is only an accommodation to non-conforming implementations. >> >> Thanks, >> Paul >> >>> ------ Original Message ------ >>> From: "Paul E. Jones" <paulej@packetizer.com> >>> To: "Paul Kyzivat" <pkyzivat@alum.mit.edu>; insipid@ietf.org >>> Sent: 1/22/2015 11:53:48 PM >>> Subject: Re: [Insipid] Reviews for INSIPID Session-ID solution draft >>> Version 11 >>> >>>> Paul, >>>> >>>>>>>> I think it would be worth to mention that the UUID is case >>>>>>>> insensitive >>>>>>>> as defined in RFC 4122 >>>>>>> >>>>>>> The text currently states that the UUID characters are >>>>>>> lower-case. The >>>>>>> syntax also enforces this. The RFC 4122 text is funny, because it >>>>>>> says >>>>>>> "lower case characters and are case insensitive". I don't know what >>>>>>> that means, except that "F" is not a valid character. Rather than >>>>>>> create confusing language, I'd rather just leave the text as it >>>>>>> is in >>>>>>> saying the characters are lowercase. >>>>>> >>>>>> [RJ] OK >>>>> >>>>> The *safest* (belt and suspenders) way of dealing with this would be >>>>> to require that senders always insert lower case, but require that >>>>> receivers properly process either upper/lower case. >>>>> >>>>> IMO it *should* always have been case-insensitive. IIRC the reason it >>>>> isn't that way is because Kaplan was case sensitive and there are >>>>> implementations in the wild that depend on it. >>>> >>>> I just looked at RFC 7239 and found this: >>>> >>>> NOTE: The sess-id value is technically case-INSENSITIVE, but only >>>> lowercase characters are allowed. >>>> >>>> Shall we include the same text in our draft? >>>> >>>> Paul >>>> >>>> _______________________________________________ >>>> insipid mailing list >>>> insipid@ietf.org >>>> https://www.ietf.org/mailman/listinfo/insipid >>> >>> >> >> _______________________________________________ >> insipid mailing list >> insipid@ietf.org >> https://www.ietf.org/mailman/listinfo/insipid > >
- [Insipid] Reviews for INSIPID Session-ID solution… Gonzalo Salgueiro (gsalguei)
- Re: [Insipid] Reviews for INSIPID Session-ID solu… R.Jesske
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Gonzalo Salgueiro (gsalguei)
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Gonzalo Salgueiro (gsalguei)
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Arun Arunachalam
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Brett Tate
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Arun Arunachalam
- Re: [Insipid] Reviews for INSIPID Session-ID solu… R.Jesske
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Paul E. Jones
- Re: [Insipid] Reviews for INSIPID Session-ID solu… R.Jesske
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Paul Kyzivat
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Paul E. Jones
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Paul E. Jones
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Paul E. Jones
- Re: [Insipid] Reviews for INSIPID Session-ID solu… R.Jesske
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Paul Kyzivat
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Paul E. Jones
- Re: [Insipid] Reviews for INSIPID Session-ID solu… Paul Kyzivat