Weekly update 2021-06-03

[frol]

Last week update is here: #4330

Done

• docs
  • Added docs for starting near node via terraform (@mhalambek)
  • Progressed on documenting the data flowing in NEAR Protocol [DOC] Document the data flowing in NEAR Protocol docs#700 (@khorolets, @amgando, and @frol went through the first iteration, the call needs to be re-recorded with clarifications. The visualization has been updated)
  • Updated the indexer tutorial to resolve some painpoints and to work with a newer version of nearcore (@khorolets and @amgando)
• nearcore
  • Finalized the design proposal of structured errors via JSON RPC nearcore doesn't return structured errors for most use cases of API #2976 (comment) (@frol)
  • Proxy neard features to nearcore to minimize redundant definition and probable divergence refactor(neard): decouple into individual crates #4292 (@miraclx)
  • Fixed CI checks that broke from decoupling neard and nearcore refactor(neard): decouple into individual crates #4292 (@miraclx)
  • Fixed runtime-params-estimator CI check which hasn't passed in a while refactor(neard): decouple into individual crates #4292 (@miraclx)
  • Reorganized integration tests tests to ensure dev-dependencies don't have to be direct dependencies to have their features enabled refactor(neard): decouple into individual crates #4292 (@miraclx)
  • Clean-up dependency tree for neard and nearcore a bit refactor(neard): decouple into individual crates #4292 (@miraclx)
  • Validated all account ID references (signer_account_id, receiver_account_id, predecessor_account_id) from mainnet in order to proceed with feat(core): Defined AccountId to hold a contract of being valid #2831 (@miraclx)
• indexer-for-explorer:
  • Fixed unique indexes in account_changes table in the database, the table still needs to be re-indexed, new contents should be available soon Duplicated rows in DB near-indexer-for-explorer#74, fix: add unique indexes on account_changes table near-indexer-for-explorer#118, fix: unique indexes in account_changes table should contain update_reason near-indexer-for-explorer#120 (@telezhnaya)
  • Added the instructions in README about the local process of development & debugging docs: Add the instruction how to debug locally near-indexer-for-explorer#119 (@telezhnaya)
  • Added new account change reason MIGRATION to enum feat: add new change reason kind MIGRATION near-indexer-for-explorer#121 (@telezhnaya)
• indexer
  • Supported partners answering technical questions (@khorolets)
• explorer:
  • Finalized the implementation of exposing receipts on Block Details page feat(frontend): Display receipts on Block Details page near-explorer#643 (@shelegdmitriy)
  • Extended pagination to 120 nodes per page on Nodes/Validators page (@frol and @shelegdmitriy)
  • Handled non-staking-pool validators gracefully (@frol)

Plans

• docs
  • Record a video and document the data flow in NEAR Protocol [DOC] Document the data flowing in NEAR Protocol docs#700 (@khorolets)
  • Expose structured errors via JSON-RPC in JSON nearcore doesn't return structured errors for most use cases of API #2976 (comment) (@khorolets)
  • Write a guide on the localnet development process [DOC] Write a guide on the localnet development process docs#156 (@khorolets)
  • Indexer + Kaffka R&D (@khorolets)
  • Document the process of starting a node from a backup (@mhalambek)
• indexer-for-explorer:
  • Create another automation scenario to run "reindexer" nodes (which might be started to reindexer from genesis) (@khorolets and @mhalambek)
  • Write the documentation about the order of balance changing events, or maybe add the information about the order to the DB Do we miss some balance changes? near-indexer-for-explorer#77 (@telezhnaya) [Blocked by https://github.com/Duplicated rows in DB near-indexer-for-explorer#74]
  • Reconcile the database state around the account that has not been marked as deleted and decide how to fix it properly Some rows are missing because of transaction hash collisions near-indexer-for-explorer#84 (@telezhnaya)
• meta:
  • Start making the research about FT/NFT and how to help everyone using them FT/NFT: make a research about them near-indexer-for-explorer#108 (@telezhnaya)
• nearcore
  • Introduce a strictly typed version of AccountId type in order to pave the way to type-safe changes in nearcore feat(core): Defined AccountId to hold a contract of being valid #2831 (@miraclx)
• explorer:
  • Fix bug with searching through deleted users Error: Result not found for deleted users near-explorer#598 (@shelegdmitriy);
• operations
  • Use terrafrom to manage buildkite