Weekly update 2021-03-04

[frol]

Last week update is here: #4010

Done

• nearcore:
  • resolved the tests not failing due to the recent major dependencies After actix upgrade, panic are not always properly propagated, and tests that should_panic fail. #3901 (@frol)
  • JSON RPC Structured Errors: a refactoring to query is on the final stage refactor(jsonrpc): Add structured errors to query method in ViewClient and RPC #3944 (@khorolets)
• borsh-rs: resolved the compilation issue caused by core module collision feat: avoid collisions of imports due to derive-generated code borsh-rs#14 (@frol)
• near-api-js: explorer_protocolConfig is done, but not reviewed/merged yet feat: Exposed experimental_protocolConfig provider method near-api-js#508

Plans

• nearcore:
  • Keep working on the structured errors in the view-client: broadcast_tx_* endpoints (@khorolets)
  • Guard query(view_state) JSON RPC endpoint rejecting the calls to the accounts with "big" state (storage usage > N bytes) Reject view_state JSON RPC requests for big accounts #3950 (@frol) (blocked on refactor(jsonrpc): Add structured errors to query method in ViewClient and RPC #3944)
• meta: Series of posts on Indexer Framework are in the works (@khorolets): Add indexer guide docs#617

Discussions

• Bowen: there is a timeout incident happen reported in State query interferes with ClientActor #4032
• Bowen: Heads up: state view type of calls might be limited to ~256 latest blocks in the future
• Frol: hack-it-friday indexer to Kafka or to Websocket+S3 was discussed to simplify the AppLayer projects by having a stream of aggregated data from Indexer through a simple API instead of maintaining an Indexer node (@khorolets, @chefsale, @mhalambek, @frol)