Platform + Core Dev Updates – January 24

Hello Dashers!
Here is a new portion of fresh Platform updates, now with the Core Dev team! They're gonna give you in-depth information on the development progress.
Watch the video below, or read our short takeaway of the tasks done this sprint.

TenderDash

Task: Stabilization

What We Planned

Stabilizing (v.0.10 / v0.11 => v1.0)

• feat(abci): add quorum hash to RequestPrepare/ProcessProposal done
• refactor(proto)!: cleanup protobuf definitions and reorganize fields done
• chore(release): update changelog and bump version to 0.10.0-dev.8 done
• chore: backport changes from v0.10-dev.8 to v0.11-dev done
• build(docker): use version 1.2.5 of BLS lib in Docker done
• refactor: replace peerID on proTxHash in peer-catchup-rounds map done
• updated dependencies (build-push-action, buf-setup-action, golangci-lint-action) done

Investigate deadlocks (v.1.1)

• refactor: consensus peer gossip mechanism in progress
• refactor: add-vote operation in progress
• refactor: consensus state to fix deadlock in progress

What’s Left before Testing Phase

• Stabilize same-block execution
• Update BLS library
• Adjust vote extensions for withdrawal transactions
• Improve seed node operations
• Drive integration

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GroveDB

What we planned

• Better path query merge done
• Proof of mixed levels done

What’s next?

• Paths in Proof results done
• Optionals for Proof results done
• Partial proof verification (f(g(x)) in review (integrated)

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Protocol

Task: Identity v2

Credit Withdrawals

• Introduce withdrawals data contract in review
• Implement the pooling process (type 0 only) for withdrawals in review
• Update status of withdrawals after broadcasting in review
• Add revision logic to IdentityCreditsWithdrawal transition in review
• Indices from expired withdrawal transactions must be reused in review

Other Protocol Tasks

• Identity v2 in progress
• Total credit balance verification in review
• Calculate expected total credits amount in review
• Efficient Data Serialization in progress
• Refactor DPP document types in progress

More Protocol Tasks

• Add support for Core v19-beta.X in progress
• Create self-contained Dashmate package in progress
• ABCI context logger done
• DPP should not allow using existing property in a new index done
• Use single HTTP port for all DAPI endpoints done
• Log number of refunded epochs in Drive done

What’s Left

Major

• Fee Refunds
• Accomplish and test withdrawals

Minor

• Logging of same block execution
• Use block candidate context in State Repository
• Deal with situation where fees are higher than Balance
• Add Sum Tree feature for Pool trees
• Verify fee processing costs
• Asset Lock and Unlock transactions integration
• BLS library rust binding
• Masternode block reward distribution

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Rust Port Update

What We Planned

• Our primary goal for this sprint was testing and implementing the last thing left - Identities
• Integrate Rust DPP into SDK, Drive, DAPI and test suite
• Identity transitions - AssetLockProofs and CreateTransition merged, UpdateTransition - coding finished, currently is in review
• Testing DataContract - 90% finished

Planned/Work in progress

• Integrate Identity into Drive/Dapi
• Finish the remainder of DataContract tests
• Finish the remainder of Document Transition tests
• Fix asynchronous I/O in the state repository - works right now in a synchronous manner

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Core Team

Core Status - v18.x

v18.2 incident: 06/01/2023

• Rotation member calculation mismatch
• Downgrade to v.18.1
• 5% of Masternodes affected

v18.1 incident: 08/01/2023

• DDoS attack.
• Flooding of old but valid qcommits via P2P messages
• Fix: If qcommit is older than one DKG cycle -> no BLS verification
• Release of hotfix v18.1.1

v18.2.1 Release

• Indexing both Testnet and Mainnet

Core Status - v19 Development

BLS Scheme upgrade done

• Enforced BLS active scheme IETF
• Versioned mined objects: qfcommit, protx family,
• Versioned MNLISTDIFF P2P message

HPMN 4K in progress

• New Masternode Type in review
• Migration of internal evoDB, Returned in MNLISTDIFF and RPC in review
• LLMQ_Platform in review
• Masternode payment algorithm: 4x blocks for HPMNs in review
• Governance: 4x vote weight for HPMNs in review
• Include new Platform related fields in SML in progress

AssetLock in review

What’s Next

• V19.0.0 Release Candidate
• Potential V18.2.2 Release w/ minor fixes
• Continued maintenance, backporting and feature development