Kintsugi 🍵

[ajsutton]

Description

Tracks the Merge Kintsugi implementation (November sprint): ref. reference: https://hackmd.io/@n0ble/kintsugi-spec

• productize and move merge-interop branch to master

  • add merge spec datastructures [Merge] add merge spec datastructures #4503
  • extend TestSpecFactory [Merge] extend TestSpecFactory by adding Merge Spec creations #4527
  • remove blind altair empty syncAggregate creation on block creation. (reference: [Merge] add merge spec datastructures #4503 (comment)) [Altair] Remove empty syncAggregate creation in Altair block creation #4528
  • add Merge in api.schema.merge [Merge] add merge Beacon API support #4537
  • introduce a new way of running an entire set of UT against multiple Milestone Test SpecContext provider #4563
  • introduce Merge in teku.spec.logic package
    • switch SpecVersion::createMerge to real Merge
  • expand IT by implementing GetBlockV2IntegrationTest::shouldGetMergeBlock
  • [MERGE] implement ExecutionEngineChannel interface and implement engine API client with new endpoint params #4593
  • implement merge specific reference test support (Support on_merge_block reference tests #4597)
  • implement prepare_beacon_proposer beacon API for validators #4641
  • [Merge] call prepare_beacon_proposer in validator client #4659
  • [Merge] Implement async pipelined execution engine calls #4668

• implements specs 1.1.5 changes:

  • Add terminal block hash override Add terminal block hash override ethereum/consensus-specs#2617
  • The Merge #4226
  • [Merge] Support TERMINAL_BLOCK_HASH_ACTIVATION_EPOCH #4670
  • Remove Union from ExecutionPayload transaction type Remove Union from ExecutionPayload transaction type ethereum/consensus-specs#2684
  • [Merge] Update gossip and tx size limits #4666
  • Add payload id as a return value to notify_forkchoice_updated Add payload id as a return value to notify_forkchoice_updated ethereum/consensus-specs#2711
  • update penalty params for Merge update penalty params for Merge ethereum/consensus-specs#2698

• [Merge] Implement optimistic sync #4599 implement new optimistic sync (additional ref: https://hackmd.io/Ic7VpkY3SkKGgYLg2p9pMg?view) [Merge] Implement optimistic sync #4599

• [Merge] implement JSON-RPC engine apis independent ID counter #4716

nice to have:

• submit a PR to tuweni to implement Bytes4, Bytes8 and Bytes20
• [Merge] Support mock genesis start with merge fork enabled #4667 introduce Merge state generator in MockStartBeaconStateGenerator::createInitialBeaconState by adding ExecutionPayloadHeader (note we've already done enough here to pass all reference tests)

far in the future:

• remove default values and enforce validation in transition params (SpecConfigBuilder::MergeBuilder::validate())
• remove --X prefix and publish new params in documentation
  • "--Xee-endpoints", "--Xee-endpoint"
  • "--Xvalidators-fee-recipient-address"

[ajsutton]

Created separate tickets for the remaining parts of this (except adding the new Bytes types to tuweni, not sure if that's worth the effort or whether it makes sense for Tuweni to support every length of bytes as a special type). So going to close this as we're up and running on Kintsugi fine now.