Platform Development Update 01-November-2022

What's up with the platform? Here's our regular product update.

TenderDash

Goals: Same block execution

Tasks:

• Integration of same-block execution with Drive in progress
• feat(abci): Add round to Prepare/ProcessProposal, FinalizeBlock done
• feat: add core_chain_lock_update to RequestProcessProposal done
• refactor: change logic of usage CoreChainLockHeight done
• fix(kvstore): abci Info() returns invalid height at genesis done
• chore(state): improve validation of ResponsePrepare/ProcessProposal ExecTxResults done
• Better proof signatures for light clients in review
• Investigate deadlocks in progress
• fix(e2e): fix p2p deadlock done

What’s Next

• Integration of same-block execution with Drive (continued)
• Better proof signatures for light clients (review)
• Investigate deadlocks (continued)
• Stabilize flaky end to end tests

Investigate/fix:

• Remove unneeded info from genesis doc
• testnet: invalid proposal locked
• All votes are replayed when node is recovering after restart

GroveDB

Goals: Costs & Sum Trees

Tasks:

• Sum Trees in review
• Merk Sum Trees done
• GroveDB Interface done
• Sum Tree propagation done
• Batches done

Features:

• Deletion up tree in batches done
• Removal on Root Tree storage in review
• Inserts done
• Deletes done
• Batches in review
• Proofs in review
• Update of Costs in review

Costs

• Delete Costs in review
• Specialized Tree Costs in review
• Identity Epoch Removal Costs in review

• Free Root Layer Root Cost in review

• Worse Case Storage Costs in review

• Insert/Update/Delete/Batch Options in review

Tests:

Code coverage:

What’s Next

• Average Case Processing Costs
• Continue Integration of GroveDB with Platform
• Documentation

Protocol

Goals: Same block execution, multiple transactions and withdrawals

Tasks:

• Same-block execution integration to Drive in progress
• Dash Platform v0.23-alpha and Core 18.1.0 deployed on testnet done
• Multi transaction support in Drive done
• Update Platform to work with Core v18.2.0-beta.1 done
• Withdrawals status tracking (previously Withdrawal reset) in progress
• Rust binding for BLS signatures in progress

What’s Next

• Continue on fee system by integrating new GroveDB costs
• Continue work on withdrawals: withdrawals status tracking
• Continue work on BLS Rust Bindings
• Same Block Execution integration (using multiple transactions)

Rust Port Update

• Integrate Rust DPP into SDK, Drive, DAPI and test suite in progress
• Porting BLS changes from core v19 over to JS implementation done
• Working on compatibility issues with RE2 and BLS lib in progress