2025-04-28 Waku Weekly

Highlights §

• nwaku:
  • RLN: Progress deprecating local Merkle tree sync. The proofs start being correctly generated from on-chain Merkle tree approach.
  • nwaku in Status: Check internet connectivity implemented in nwaku.
  • wakunode2 app: More insightful REST endpoints to know about current node’s peers.

RLN Mainnet §

• Implement RLN smart contract for paid, multilevel memberships

  • achieved: [research] verified RLN msg validation and proofs for the new contract using updated abi and created PR
  • next: [research] review merkle tree deprecation and merge with the above mentioned changes

• RLN contract revision and audit

  • achieved: [nwaku] Tested and debugged the deprecated sync strategy
  • next:
    • [nwaku] Update unit tests for Tree Sync
    • [nwaku] Move from epoch based gap to timestamp based

Nwaku in Status Desktop (relay mode) §

• Nwaku in Status Desktop
  • achieved: [nwaku] Improve disconnection handling

Incentivise running a Waku infrastructure node §

• Service Incentivisation - Pay for RLN provision PoC
  • achieved: [research] set up a local nwaku setup for Lightpush integration of service incentivization POC
  • next: [research] actually integrate the POC
  • blockers: [research] very slow RLN tree syncing

Foundation for Communities Optimization §

• Define and implement sharding for Communities messages
  • achieved: [chat] fixing some messages not received in control community shard

Logos Web apps §

• Forum PoC
  • achieved:
    • [chat] replace mocked wallet connections with actual implementation 1
    • [chat] forum presentation

Explore Peer Discovery Gap §

• Mixnet PoC
  • achieved: [research] Addressed review comments for the PR and did some reading on mix networks.

Maintenance H1 2025 §

• achieved:
  • [nwaku] Fix compilation issue in CLI refactoring
  • [nwaku] Enhance REST /admin/v1/peers endpoint for better debug support:
    • Enhance REST peer statistics
    • Additional information in REST relay
      • Extended /admin/v1 RESP API with different option to look at current connected/relay/mesh state of the node
      • Return all peers from rest admin
      • Update /admin/v1 endpoint with modified and new scema types and endpoints
  • [nwaku] Speed up local docker image build
  • [nwaku] Unhandled exception in (unconnected?) Lightpush client
    • Fix bad HttpCode conversion, add missing lightpush v3 rest api tests
  • [nwaku] Simplify rln_relay code a little