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[wot-ig/wg] minutes - 31 May 2017

From: Kazuyuki Ashimura <ashimura@w3.org>
Date: Wed, 31 May 2017 22:23:18 +0900
Message-ID: <CAJ8iq9XEz0Y=atge2peBwqt48VkUAog+YjsfQ0aeK4PTj_sdLg@mail.gmail.com>
To: Public Web of Things IG <public-wot-ig@w3.org>, public-wot-wg@w3.org
available at:

also as text below.

Thanks a lot for taking notes, Michael Koster!

BTW, I got a message form Uday about the Dusseldorf f2f meeting logistics
as follows:
- Lemonbeat is planning to organize a city tour followed by a social
  dinner on Monday-10th July after the open day event.
- There would be a registration fee for the social event (tour +
- More details of the fee and payment procedures for the social event
  will be updated on the Dusseldorf f2f Wiki page in the coming
- Suggestions for hotel rooms and travel options to Dusseldorf will
  also be added to the wiki page shortly.

And I've updated the f2f registration site with those points.

Group participants, please visit the following registration site and
get registered by June 12th:





      [1] http://www.w3.org/

                               - DRAFT -

                               WoT IG/WG

31 May 2017


      [2] https://www.w3.org/WoT/IG/wiki/Main_WoT_WebConf#Agenda

   See also: [3]IRC log

      [3] http://www.w3.org/2017/05/31-wot-irc


          Barry_Leiba, Daniel_Peintner, Darko_Anicic,
          Johannes_Hund, Katsuyoshi_Naka, Kaz_Ashimura,
          Kazuaki_Nimura, Kris_Borchers, Kunihiko_Toumura,
          Masato_Ohura, Michael_Koster, Michael_McCool,
          Niklas_Widell, Takeshi_Yamada, Tomoaki_Mizushima,
          Yingying_Chen, Zoltan_Kis, Keiichi_Tokuyama




     * [4]Topics
         1. [5]OCF Liaison TF
         2. [6]Scripting TF
         3. [7]TF-LD
         4. [8]Thing Description
         5. [9]Dusseldorf f2f
         6. [10]AOB
     * [11]Summary of Action Items
     * [12]Summary of Resolutions

   <kaz> scribenick: kaz

   mccool: many people are on vacation this week
   ... but would give some update

   <kaz> scribenick: mjkoster

   Agenda approved

   OCF Liaison TF and Scripting TF met this week

OCF Liaison TF

   mccool: working on demo for dusseldorf based on OCF Smart Home
   ... layering node-wot on iotivity-node
   ... working on OCF data model description in a friendly format

   <kaz> [13]OCF Liaison TF wiki

     [13] https://www.w3.org/WoT/IG/wiki/IG_OCF_Liaison_WebConf

Scripting TF

   zoltan: scripting TF summary
   ... follow up from Osaka F2F, architecture diagram refinement

   <kaz> [14]Johannes's summary

     [14] https://lists.w3.org/Archives/Member/member-wot-wg/2017May/0030.html

   zoltan: discussion of container security (for running scripts)
   ... protocol bindings may need to be isolated
   ... no changes to the API
   ... need hardware support for the best security

   mccool: may not support running scripts in harware that doesn't
   have security support

   <inserted> kaz: do we want to feedback our
   discussion/requirements for the architecture to the
   architecture draft itself?

   mccool: don't lose track of this thread, create a github issue
   for it
   ... security-based constraints on architecture - limit the
   feature set wrt hw security support

   zoltan: will file an issue on implementation recommendations


   darko: linked data TF report
   ... want to participate in the dusseldorf PF
   ... 3 workstreams: LD for WoT applications and semantic model
   for cross-ecosystem discovery
   ... starting with OCF and an interoperability client that reads
   semantic descriptions
   ... 2. work on recipes that are TD based
   ... 3. semantic processing for WoT, starting with validation
   ... also could demonstrate enhanced discovery using semantic
   ... could demonstrate reasoning in discovery based on
   descriptive constraints

   (hope I capture it properly)

   mccool: OCF input will be provided from mccool and mjkoster

   <kaz> [15]TF-LD minutes

     [15] https://www.w3.org/2017/05/26-wot-minutes.html

Thing Description

   daniel: thing description TF report
   ... working on serialization formats
   ... text and binary

   <kaz> [16]Sebastian's summary

     [16] https://www.w3.org/WoT/IG/wiki/images/9/95/Td_summary_osaka.pdf

   daniel: they need examples of practical TD files for analysis,
   please send them or publish them

   mccool: we should keep and archive TDs that have been

   daniel: dsr working on JSON examples of TD serialization

   kaz: we can publish each TD specification after the F2F as a
   working draft along as well as the Current Practices document


     [17] http://w3c.github.io/wot/current-practices/wot-practices-osaka-2017.html

   kaz: maybe the IG can publich the current practices document as
   an IG Note and the WG can publish TD snapshots as working

   zoltan: need binding templates

   kaz: we can start another repo for binding template draft

   zoltan: there is a place in the TD repos for bindings now

   mccool: propose making a subdirectory under TD
   ... a sub-directory

   johannes: need to develop the agreement about what information
   is needed
   ... need one example of a current TD


     [18] http://w3c.github.io/wot/current-practices/wot-practices.html#protocol-bindings

   daniel: on which level is the protocol binding expected to be ?

   mccool: can mjkoster make a PR that clarifies this question?

   mjkoster: describe WoT implicit bindings vs. adaptation layer
   bindings like OCF

   mccool: evolve the binding toward specification

   <kaz> kaz: mjkoster, do you want to proceed with binding
   discussion as part of the TD TF?

   mjkoster: keep the discussion with TD

   mccool: but where does the discussion take place?
   ... start by getting TD hashed out and written down
   ... we could start as a sub-document of TD

Dusseldorf f2f

   <kaz> [19]f2f wiki

     [19] https://www.w3.org/WoT/IG/wiki/F2F_meeting,_9-13_July_2017,_Düsseldorf,_Germany

   <kaz> [20]registration

     [20] https://www.w3.org/2002/09/wbs/1/WoTF2F201707/

   mccool: register by June 12
   ... should have hotel info soon

   <kaz> mccool: also please add topics for the meeting on the


   <kaz> johannes: won't make the next Scripting meeting on June 5

   <inserted> zoltan: asks about security discussion

   johannes: reschedule to Monday the 12th

   zoltan: what are next steps for specification of the TD
   elements of a protocol binding for OCF

   mccool: create a PR for the example and start describing

   <inserted> kaz: which slot to be used for that discussion?

   mccool: reuse the OCF liaison call to work on the protocol
   binding examples
   ... could we have items to review by the next meeting?
   ... first pullrequest by the TD meeting on Friday, June 2?

   mjkoster: ok


Summary of Action Items

Summary of Resolutions

   [End of minutes]

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Received on Wednesday, 31 May 2017 13:24:33 UTC

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