Re: [lisp] I-D Action: draft-ietf-lisp-pubsub-05.txt
Alberto Rodriguez-Natal <rodrigueznatal@gmail.com> Fri, 20 March 2020 18:16 UTC
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References: <158457900549.29358.17328147055555531752@ietfa.amsl.com> <1ea47e11-546a-39a0-4d10-6fd62d74a377@joelhalpern.com> <787AE7BB302AE849A7480A190F8B933031479CA4@OPEXCAUBMA2.corporate.adroot.infra.ftgroup> <871b7b56-6b38-3cbc-3f18-1c7daf2cb125@joelhalpern.com>
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From: Alberto Rodriguez-Natal <rodrigueznatal@gmail.com>
Date: Fri, 20 Mar 2020 11:16:12 -0700
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To: "Joel M. Halpern" <jmh@joelhalpern.com>
Cc: mohamed.boucadair@orange.com, "lisp@ietf.org" <lisp@ietf.org>
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Subject: Re: [lisp] I-D Action: draft-ietf-lisp-pubsub-05.txt
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Sounds good. Thanks Joel and Med. I've made a note to remove the sentence in the next iteration. Thanks, Alberto On Fri, Mar 20, 2020 at 7:45 AM Joel M. Halpern <jmh@joelhalpern.com> wrote: > Thanks. That will work fine. > Yours, > Joel > > On 3/20/2020 5:50 AM, mohamed.boucadair@orange.com wrote: > > Hi Joel, > > > > Good catch. > > > > I think we just need to delete that second sentence. The behavior when > pubsub is not supported is covered by this text: > > > > Upon receipt of the Map-Request, the Map-Server processes it as > > described in [I-D.ietf-lisp-rfc6833bis]. > > > > The failure cases we wanted to cover are those in: > > > > The subscription of an xTR-ID to the list of subscribers for the EID- > > Record may fail for a number of reasons. For example, because of > > local configuration policies (such as accept and drop lists of > > subscribers), or because the Map-Server has exhausted the resources > > to dedicate to the subscription of that EID-Record (e.g., the number > > of subscribers excess the capacity of the Map-Server). > > > > Cheers, > > Med > > > >> -----Message d'origine----- > >> De : lisp [mailto:lisp-bounces@ietf.org] De la part de Joel Halpern > >> Envoyé : jeudi 19 mars 2020 17:25 > >> À : lisp@ietf.org > >> Objet : Re: [lisp] I-D Action: draft-ietf-lisp-pubsub-05.txt > >> > >> I was reading this draft again to think about the questions Alberto > >> raised on the list. In doing so, I came across something that I think > >> needs to be clarified. > >> > >> In section 5, I see the following two sentences: > >> If the subscription fails, the Map-Server MUST send a Map-Reply to > >> the originator of the Map-Request, as described in > >> [I-D.ietf-lisp-rfc6833bis]. This is also the case when the Map- > >> Server does not support PubSub operation. > >> > >> I understand the first sentence. The second sentence appears to cover > >> two different cases. One case is where the Map-Server understands > >> PubSub, but does not accept it. Okay. I can see an error in that > >> case. > >> But, as written, this seems to be intended to apply to a Map-Server > >> that has never heard of the PubSub extension. Such a Map-Server will > >> ignore the I bit and ignore the N bit. It will not know that this is > >> a > >> PubSub request, and as such will not generate an error. I have no > >> problem with generating an error in the known but not supported case. > >> Can we (when we revise the draft) clarify the text? > >> (It took me a little bit to realize that this text probably meant the > >> known but not supported case, as it was the unknown case that came to > >> mind first.) > >> > >> Yours, > >> Joel > >> > >> On 3/18/2020 8:50 PM, internet-drafts@ietf.org wrote: > >>> > >>> A New Internet-Draft is available from the on-line Internet-Drafts > >> directories. > >>> This draft is a work item of the Locator/ID Separation Protocol WG > >> of the IETF. > >>> > >>> Title : Publish/Subscribe Functionality for LISP > >>> Authors : Alberto Rodriguez-Natal > >>> Vina Ermagan > >>> Johnson Leong > >>> Fabio Maino > >>> Albert Cabellos-Aparicio > >>> Sharon Barkai > >>> Dino Farinacci > >>> Mohamed Boucadair > >>> Christian Jacquenet > >>> Stefano Secci > >>> Filename : draft-ietf-lisp-pubsub-05.txt > >>> Pages : 12 > >>> Date : 2020-03-18 > >>> > >>> Abstract: > >>> This document specifies an extension to the use of Map-Request > >> to > >>> enable Publish/Subscribe (PubSub) operation for LISP. > >>> > >>> > >>> The IETF datatracker status page for this draft is: > >>> https://datatracker.ietf.org/doc/draft-ietf-lisp-pubsub/ > >>> > >>> There are also htmlized versions available at: > >>> https://tools.ietf.org/html/draft-ietf-lisp-pubsub-05 > >>> https://datatracker.ietf.org/doc/html/draft-ietf-lisp-pubsub-05 > >>> > >>> A diff from the previous version is available at: > >>> https://www.ietf.org/rfcdiff?url2=draft-ietf-lisp-pubsub-05 > >>> > >>> > >>> Please note that it may take a couple of minutes from the time of > >> submission > >>> until the htmlized version and diff are available at tools.ietf.org. > >>> > >>> Internet-Drafts are also available by anonymous FTP at: > >>> ftp://ftp.ietf.org/internet-drafts/ > >>> > >>> > >>> _______________________________________________ > >>> I-D-Announce mailing list > >>> I-D-Announce@ietf.org > >>> https://www.ietf.org/mailman/listinfo/i-d-announce > >>> Internet-Draft directories: http://www.ietf.org/shadow.html > >>> or ftp://ftp.ietf.org/ietf/1shadow-sites.txt > >>> > >> > >> _______________________________________________ > >> lisp mailing list > >> lisp@ietf.org > >> https://www.ietf.org/mailman/listinfo/lisp > > _______________________________________________ > lisp mailing list > lisp@ietf.org > https://www.ietf.org/mailman/listinfo/lisp >
- [lisp] I-D Action: draft-ietf-lisp-pubsub-05.txt internet-drafts
- Re: [lisp] I-D Action: draft-ietf-lisp-pubsub-05.… Joel Halpern
- Re: [lisp] I-D Action: draft-ietf-lisp-pubsub-05.… mohamed.boucadair
- Re: [lisp] I-D Action: draft-ietf-lisp-pubsub-05.… Joel M. Halpern
- Re: [lisp] I-D Action: draft-ietf-lisp-pubsub-05.… Alberto Rodriguez-Natal