Page History

Summary

Timezone: Europe afternoon and US morning

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• Name (organization) <email>
• Richard Esplin (Evernym)
• Daniel Bluhm (SF) <daniel.bluhm@sovrin.org>

Announcements

Summary of Prior Call

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• Indy Node
  • Late July: 1.9.1
    • Bug fix release
      • Authors vs Endorsers (INDY-1999)
      • Public write access (INDY-2171)
  • August: 1.9.2
    • Bug fix release
  • September: 1.10.0
    • PBFT view change
• Indy SDK
  • Late July: 1.11.0
    • Usability improvements to Indy CLI and Payments (Sovrin Foundation and Evernym)
      • Requires concurrent release with libsovtoken
    • LibVCX without agency (Evernym)
    • Proof of possession of payment address – UNLIKELY
  • August:
    • Finish Authors vs Endorsers
    • Finish proof of possession of payment address
    • GitLab migration alongside Jenkins (Foundation)?
    • Platform Updates (Evernym?)
  • Future
    • Aries / Indy split
    • Anoncreds 2.0 (Sovrin Foundation, BC.gov?)
•  Ursa
  • June: 0.1.2
    • Exposing the existing functionality over a C-API for the Aroha team.
    • Not tagged in GitHub
  • July: 0.2.0
    • Refactor internal plumbing for anoncreds 2.0, shouldn't impact external interfaces
    • Multi-signature BLS instead of aggregated signature
•  Aries
  • Agent from Indy Catalyst migrated to aries-cloudagent-python (BC.gov)
  • Initial code migration from Indy SDK repositories
• Indy Catalyst
  • Migration from BC repos this week.
• Indy WG call - proposal to rebrand to Identity WG or Sovrin call to cover cross-project concerns (keep it every week and report on various project WG status and talk about cross-project issues and end-to-end integrations).
• • Not migrated yet

Work Updates

• Documentation improvements: Michael B and Stephen C
  • Start with new developer path through Aries.
    • First draft in aries-cloudagent-python from 0 to coding in Aries
  • Need to review and prune out-of-date documentation (Alice / Faber treatment of pairwise DIDs is a key pain point)
  • Michael is working on Indy Agent walkthrough using C#
• SDK 2.0 architecture / Indy-Aries split (Sergey)
  • Aries Working Group 2019-07-31-A
  • http://jira.hyperledger.org/browse/IS-1285 
• GitLab migration (Mike and Steve G)
  • Evaluated Circle CI, but it doesn't support Windows
  • Blocking various platform updates and CI / CD improvements
  • Demo in the Identity Implementers call?
  • Issues with Jenkins machines because Rust builds run out of memory—workaround increased build time but is a temporary solution
• Advanced Schemas and W3C creds (Ken)
  • Can successfully write and retrieve the Context object from the node code. Will track through all layers up to Aries.
    • https://github.com/ken-ebert/indy-node/commits/master
    • Once unit tests work, will commit back either to Master or in a Branch.
  • 5 additional objects need to be added.
• Warnings from rust cargo clippy (Mike)
  • IS-1270 through IS-1274Will look at again in July
• New design for revocation / Anoncreds 2.0 (Mike)
  • Would be useful to have a comparison in performance between Anoncreds 1.0 and Anoncreds 2.0
  • First draft is latex document in Ursa repo. Will be published as PDF and HTML.
    • https://github.com/hyperledger/ursa-docs/tree/master/specs/anoncreds2
  • Need a plan for changes to Indy Node
    • HIPE for overall changes, then a design PR for the changes specific to the different repos.
      https://github.com/hyperledger/indy-node/tree/master/design

Other Business

• Proposed improvements to Indy Node architecture and PBFT view change
  • https://github.com/hyperledger/indy-plenum/blob/master/design/plenum_2_0_architecture_class.png
  • https://github.com/hyperledger/indy-plenum/blob/master/design/plenum_2_0_architecture_object.png
  • https://github.com/hyperledger/indy-plenum/blob/master/design/plenum_2_0_communication.png
  • Relationship to long term "Ledger 2.0"
    • multi-process
    • ZMQ client communication vs DIDComm over HTTP
    • Modular architecture: "Micro-services" / actors
• 4 levels of tests in Indy Node
  • Unit
  • Integration
  • System
  • Simulation
• Schedule for future calls
  • Meeting every two weeks in this timezone

Next Week

• Maintainership requirements for Indy Node and Indy SDK
• Ursa and AMCL
• New pack / unpack requires disclosure of recipient
• Proposed improvements to Indy Node architecture and PBFT view change

Next Week

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Action items

•  Nathan (Richard)
  • Fix Hyperledger calendar invitation
•  Nathan (Daniel)
  • Set up alternate meeting hosts to record
•  Mike (Ken)
  • Address memory issues with current CI / CD pipelines
•  Axel (Artem)
  • Dependency update of Backtrace slowed down build pipelines for Windows

Call Recording