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Cadence wg update #1468

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Jun 7, 2024
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Cadence wg update #1468

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8915ddc
Cadence wg update
j1010001 Jun 7, 2024
853bd65
Cadence wg update fixes
j1010001 Jun 7, 2024
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122 changes: 116 additions & 6 deletions agendas/2024/sprint-kickoff/2024-06-07-Flow-Sprint-Kickoff.md
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Expand Up @@ -2,7 +2,12 @@

### Team Wins 🎉

-
- Crescendo migration - is now deterministic + all remaining blockers are completed.
- Fixes EVM Gateway stability issue (intermittent request timeouts).
- Completed development of EVM trace debug endpoint, unblocking EVM integrators after deployed on previewnet.
- Published [Crescendo bug bounty](https://flow.com/bounty-program).
- Transaction audit mode ready to be deployed on Mainnet next week (Tue) via HCU.
- Resumed Storehouse testing using new Unstaked EN (executing latest MN blocks).


### General updates
Expand Down Expand Up @@ -77,15 +82,124 @@ Cycle Objective(s):

**Done last sprint**

State migration for Crescendo release
- Features
- Transaction audit / failure mode for missing staged contract
- [Add dependency audit contract](https://github.com/onflow/contract-updater/pull/33)
- [Enable dependency check for all networks](https://github.com/onflow/flow-go/pull/6026)
- Metering values migrated per contract
- [Report migration metrics](https://github.com/onflow/flow-go/pull/5988)
- [Report storage traversing errors during metrics collection](https://github.com/onflow/flow-go/pull/5997)
- [Report additional logs in metrics migration](https://github.com/onflow/flow-go/pull/6024)
- Fixes
- [Migration problems](https://github.com/onflow/cadence/issues/3366)
- [Assert migration order](https://github.com/onflow/flow-go/pull/5977)
- [Make more parts of the migration deterministic](https://github.com/onflow/flow-go/pull/5979)
- [Remove incorrect caching from migrations](https://github.com/onflow/cadence/pull/3375)
- [Improve dictionary key migration](https://github.com/onflow/cadence/pull/3386)
- [Use Cadence func to decide which testnet data to fix during atree migration](https://github.com/onflow/flow-go/pull/6038)
- Improvements
- Cadence 1.0 migration optimization:
- [Cache results of static types migration and entitlements migration](https://github.com/onflow/cadence/pull/3396)
- [Use errgroup for concurrent account migration](https://github.com/onflow/flow-go/pull/5986)
- [Improve dictionary value migration](https://github.com/onflow/cadence/pull/3381)
- Atree inlining migration optimization:
- [Port predicate func from PR 3300 to feature/atree-register-inlining-v0.42](https://github.com/onflow/cadence/pull/3394)
- Tooling
- [Update the storage explorer to the latest version of flow-go](https://github.com/onflow/cadence/pull/3374)
- [Add command to diff states](https://github.com/onflow/flow-go/pull/5970)

Cadence Language
- Improvements
- [Update to Go 1.22](https://github.com/onflow/cadence/pull/3393)
- Circle unblocker: [Allow removing type declarations from contracts](https://github.com/onflow/cadence/issues/3210)
- [Allow types to be removed in contract updates](https://github.com/onflow/cadence/pull/3376)
- [Move operator (<-) has higher precedence than the casting operator (v as! T)](https://github.com/onflow/cadence/issues/3372)
- [Forbid interface removals](https://github.com/onflow/cadence/pull/3380)
- [Remove stacktrace from errors](https://github.com/onflow/cadence/pull/3392)
- [Improve update tool](https://github.com/onflow/cadence/pull/3395)
- Bugfixes
- [Fix error message](https://github.com/onflow/cadence/pull/3379)
- [Don't short circuit references on member access when entitlements are involved](https://github.com/onflow/cadence/pull/3387)
- Docs
- [Document new `#removedType` pragma](https://github.com/onflow/cadence-lang.org/pull/107)
- [Explain why conformance removal is not allowed](https://github.com/onflow/cadence-lang.org/pull/108)
- [Improve explanation on interface removal restriction](https://github.com/onflow/cadence-lang.org/pull/109)

Cadence Execution
- Unstaked EN (Execution testing)
- improve execution speed of unstaked EN
- [Add get full collection by id api](https://github.com/onflow/flow-go/pull/5910)
- [Add GRPC requester to fetch collections](https://github.com/onflow/flow-go/pull/5961)
- [Add get full collection support](https://github.com/onflow/flow-emulator/pull/681)
- [Increase guarantee buffer](https://github.com/onflow/flow-go/pull/6011)
- Improvements
- [Update to Go 1.22](https://github.com/onflow/flow-go/pull/6037)
- DL EN Crash investigation: [Add more information to panic](https://github.com/onflow/flow-go/pull/6003)
- [Check checkpoint has only 1 trie before importing](https://github.com/onflow/flow-go/pull/6032)
- chores
- Spork/HCU prep: [1](https://github.com/onflow/flow-go/pull/5975), [2](https://github.com/onflow/flow-go/pull/6022), [3](https://github.com/onflow/flow-go/pull/6034)
- Migration preperation - dependency updates
- Cadence: [1](https://github.com/onflow/cadence/pull/3378), [2](https://github.com/onflow/cadence/pull/3383), [3](https://github.com/onflow/cadence/pull/3390)
- Flow-go: [1](https://github.com/onflow/flow-go/pull/5987), [2](https://github.com/onflow/flow-go/pull/5993), [3](https://github.com/onflow/flow-go/pull/6029), [4](https://github.com/onflow/flow-go/pull/6031)
- Flow-go-sdk: [1](https://github.com/onflow/flow-go-sdk/pull/670), [2](https://github.com/onflow/flow-go-sdk/pull/672), [3](https://github.com/onflow/flow-go-sdk/pull/677), [4](https://github.com/onflow/flow-go-sdk/pull/678), [5](https://github.com/onflow/flow-go-sdk/pull/679)
- Cadence-tools: [1](https://github.com/onflow/cadence-tools/pull/373), [2](https://github.com/onflow/cadence-tools/pull/374), [3](https://github.com/onflow/cadence-tools/pull/375), [4](https://github.com/onflow/cadence-tools/pull/378), [5](https://github.com/onflow/cadence-tools/pull/379), [6](https://github.com/onflow/cadence-tools/pull/380)
- Emulator: [1](https://github.com/onflow/flow-emulator/pull/684), [2](https://github.com/onflow/flow-emulator/pull/687)
- Flowkit: [1](https://github.com/onflow/flowkit/pull/57), [2](https://github.com/onflow/flowkit/pull/60)
- Flixkit-go: [1](https://github.com/onflow/flixkit-go/pull/67), [2](https://github.com/onflow/flixkit-go/pull/69)
- EVM Gateway: [1](https://github.com/onflow/flow-evm-gateway/pull/276), [2](https://github.com/onflow/flow-evm-gateway/pull/280)
- CLI: [1](https://github.com/onflow/flow-cli/pull/1631), [2](https://github.com/onflow/flow-cli/pull/1638)
- Atree
- Docs: [Update comment for NondeterministicFastCommit](https://github.com/onflow/atree/pull/412)
- Testing
- [Fixing test case](https://github.com/onflow/flow-go/pull/6039)
- [Add EVM batch.run load test](https://github.com/onflow/flow-go/issues/5745)
- [Add new TPS loader load type: EVM batch transfer](https://github.com/onflow/flow-go/pull/5879)

EVM Core
- Feature
- [Support for transactions debug](https://github.com/onflow/flow-go/issues/5952)
- [Transaction tracer support ](https://github.com/onflow/flow-go/pull/6016)
- Improvements
- [TotalGasUsed is 0 for blocks with direct calls and batch txs](https://github.com/onflow/flow-go/issues/5951)
- [Calculate EVM.BlockExecuted.TotalGasUsed for Tx batch runs and COA calls](https://github.com/onflow/flow-go/pull/6015)
- [Add the `GetErrorForCode` helper method](https://github.com/onflow/flow-go/pull/5907)
- [EVM setup cleanup](https://github.com/onflow/flow-go/pull/5978)

EVM Gateway
- Features
- transaction pool (handling of pending transactions)
- [Empty transaction pool](https://github.com/onflow/flow-evm-gateway/pull/259)
- [Report Cadence transaction status](https://github.com/onflow/flow-evm-gateway/pull/270)
- [Websocket rate-limiting](https://github.com/onflow/flow-evm-gateway/issues/265)
- [Allow configuring heartbeat interval](https://github.com/onflow/flow-evm-gateway/pull/261)
- cross-spork support
- [Cross-spork client checks for boundaries](https://github.com/onflow/flow-evm-gateway/pull/263)
- [Make websocket support configurable](https://github.com/onflow/flow-evm-gateway/pull/266)
- Improvements
- [Improve logging](https://github.com/onflow/flow-evm-gateway/pull/262)
- [Requester accept EVM height](https://github.com/onflow/flow-evm-gateway/pull/268)
- [Overwrite source address with logging](https://github.com/onflow/flow-evm-gateway/pull/272)
- [Add request limits for JSON-RPC batch calls](https://github.com/onflow/flow-evm-gateway/pull/277)
- Bugfix
- [Bugfix deadlock in the code](https://github.com/onflow/flow-evm-gateway/pull/269)
- Testing
- [Improve tests for batched transactions](https://github.com/onflow/flow-evm-gateway/pull/239)
- [Remove logging of user errors](https://github.com/onflow/flow-evm-gateway/pull/271)
- Docs
- [Added migration net to readme](https://github.com/onflow/flow-evm-gateway/pull/275)

**This sprint**

DONE: Objective 1, KR 1: Enable Developers and the Flow Foundation to simulate Cadence 1.0 Contract upgrades
* All breaking changed released in a new CLI: v1.18.0-cadence-v1.0.0-preview.24
* All breaking changed released in a new CLI: v1.18.0-cadence-v1.0.0-preview.26

IN PROGRESS: Objective 1, KR4: Testnet Upgrade to Crescendo Release
* Completed Testnet migration with both Atree inlining and Cadence 1.0.
* Completed [EVM Gateway development](https://github.com/onflow/flow-evm-gateway/issues/126) and [EVM Core development](https://github.com/onflow/flow-go/issues/5536) production readiness EPICs.
* Continue work on migration optimizations.
* Investigate / Fix any security report incoming from bug bounty.
* Finish implementation of remaining EVM Gateway blockers: [1](https://github.com/onflow/flow-evm-gateway/issues/250), [2](https://github.com/onflow/flow-go/issues/5983)

IN PROGRESS: Objective 2, KR 1: Update transaction fees weights for the execution operations on TN and MN
* Continue work on [Execution Effort Calibration](https://github.com/onflow/flow-go/issues/5598)
Expand All @@ -98,10 +212,6 @@ ON HOLD: Objective 3: Analyze execution runtime trends and risks to plan next se

ON HOLD: * Start Atree optimization: [Adding support for lazy decoding of registers](https://github.com/onflow/atree/issues/341)

IN PROGRESS: EVM GW stability - investigating

ON HOLD: EVM GW Debug endpoint implementation

Cadence 1.0 Contract updates
- [Continue working through contract standards needing upgrade to C1.0](https://github.com/onflow/docs/issues/716)
- More reviews of bridge PRs and Cadence 1.0 changes
Expand Down
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