2019-08-14-A Aries Working Group Call (US morning)

Summary:

• Work updates and release updates
• Indy SDK architecture documentation
• Context object for Rich Schemas
• Aries SDK architecture

Note: This call is Recorded. Recordings posted at the bottom of the page.

Date

14 Aug 2019 (7AM Los Angeles, 10AM New York, 3PM London, 17H Moscow)

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Attendees

• Name (organization) <email>
• Richard Esplin (Evernym) <richard.esplin@evernym.com>
• Sam Curren (Sovrin Foundation) <sam@sovrin.org>
• Stephen Curran (Cloud Compass/BC Gov) <swcurran@cloudcompass.ca>
• Troy Ronda (SecureKey) <troy.ronda@securekey.com>
• John Callahan (Veridium) <jcallahan@veridiumid.com>
• Matt Raffel (Kiva) <mattr@kiva.org>
• Nemanja Patrnogic (Evernym) <nemanja.patrnogic@evernym.com>
• Alexander Shcherbakov (Evernym) <alexander.shcherbakov@evernym.com>
• Steve McCown (Anonyome Labs) <smccown@anonyome.com>
• Ajay Jadhav (AyanWorks) <ajay@ayanworks.com>
• Ken Ebert (Sovrin Foundation) <ken@sovrin.org>
• Jakub Koci (Absa) <jakub.koci@gmail.com>

Welcome / Introductions

Announcements

• Community project: Aries RFCs - process to move HIPES; RFCs that have been moved concepts / features / pull requests.
• Aries Workshop/Connectathon December 3-5 in Provo, Utah (details to follow)

Summary of Prior Calls and Related Meetings

• Aries WG
• Indy
  • Indy Maintainers call calendar invitations have changed
• Ursa

Release Status

• Aries-CloudAgent-Python (bc.gov) - Release 0.3.0 has been tagged and is on PyPi
  • Architectural Deep Dive recording: https://lf-hyperledger.atlassian.net/wiki/download/attachments/18481664/GMT20190723-ACA_Deep_Dive_1920x1080.mp4?api=v2
  • Working on 0.3.1:
    • Command line cleanup
    • Multi-use invitations with private DIDs
• Aries-Framework-Go (Troy)
  • Project planning is being done via GitHub Projects (https://github.com/hyperledger/aries-framework-go/projects with development tasks tracked at https://github.com/hyperledger/aries-framework-go/projects/2)
  • Current iteration focus is on framework infrastructure, envelope crypto, did:peer, DID web client resolution, DID exchange protocol, and a controller API to enable demos & integration/bdd tests.
• Aries-SDK-Ruby (Jack)
  • Moved to https://github.com/hyperledger/aries-sdk-ruby
  • Released as a Gem at https://rubygems.org/gems/aries-sdk-ruby
• Indy SDK
  • August
• Ursa
  • Working on release of 0.2.0
    • ZKP  / ZKLang improvements
    • Debian packages
    • Refactor internal plumbing for anoncreds 2.0, shouldn't impact external interfaces
    • Refactor multi-signature BLS in addition to aggregated signature

Work Updates

• Documentation improvements: Michael B and Stephen C
  • Aries focused Edx Course in November sponsored by the Linux Foundation
• SDK 2.0 architecture / Indy-Aries split (Sergey)
  • http://jira.hyperledger.org/browse/IS-1285
  • https://docs.google.com/document/d/1MYMi4NkixfoIJeC79WBOfX_QA3_9rG-iK3lZa86vIR0/edit#heading=h.z1u0dzf62loi POA and discussion
  • https://docs.google.com/drawings/d/1d-aCRC_Nzyywv9nyQif9_vBGbeWhp69M4T5_8_yYtAI/edit?usp=sharing Indy SDK Migration box diagram
  • https://docs.google.com/drawings/d/1sUffkRPlufingeeRjjBniVt9Ek3CNih9lUqym8mUl4M/edit?usp=sharing Aries Architecture
  • https://hackmd.io/_BhJewTlSUqMGNDc4SvgNw?edit developing ideas around APIs
  • Aries Presentations

RFC Progress

Other Business

• Documentation on the current Indy SDK architecture (Sergey Minaev )

  • https://github.com/hyperledger/indy-sdk/tree/master/docs/architecture

  • https://jira.hyperledger.org/browse/IS-1353

• Context Handler for Rich Schemas, and POC of improved architecture (Ken Ebert)
• LibAries: library threading models and synchronicity
  • See background in previous meeting minutes
  • Daniel's analysis of the challenge, and approaches:
    https://docs.google.com/document/d/18kHgTsHkSIIW9cakbampv8rxKxNchWycthHnXGyxkls/edit#
    
  • Ken's progress on a proposal
• Other LibAries architecture suggestions
  • Daniel Bluhm : https://hackmd.io/@gjPgYQjMT3azdpSAFgo5PA/HyjVdhVGr
• Stephen Curran concerns about too much Indy code moving to Aries
  • Should be possible to build an Aries agent without any anoncreds in it
• Next call: Continue the discussion of an Aries core library / Indy split until we have a plan that we can work together to implement.

Future Topics

• Hubs vs Agents
• Payments in Aries
• wallet query language
• IOT best practices (Robert Mitwicki, Adam Burdett , Lohan Spies )
• DID Resolution W3C and Sam's concerns: https://github.com/hyperledger/aries-rfcs/issues/130

Action items

Call Recording