feat(node-api): Use state processor to return the corrected beacon state on backend #1812
Conversation
WalkthroughThe recent changes enhance type safety and modularity in the beacon chain application's backend. Key updates include introducing a Changes
Sequence Diagram(s)sequenceDiagram
participant User
participant Backend
participant StateProcessor
User->>Backend: Request State
Backend->>StateProcessor: Process Slots
StateProcessor-->>Backend: Validator Updates
Backend-->>User: Return State Info
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Codecov ReportAttention: Patch coverage is
Additional details and impacted files@@ Coverage Diff @@
## main #1812 +/- ##
==========================================
+ Coverage 25.42% 25.44% +0.02%
==========================================
Files 329 329
Lines 14337 14325 -12
Branches 19 19
==========================================
Hits 3645 3645
+ Misses 10569 10557 -12
Partials 123 123
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calbera
changed the title
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Actionable comments posted: 1
Review details
Configuration used: CodeRabbit UI
Review profile: ASSERTIVE
Files selected for processing (22)
- mod/node-api/backend/backend.go (5 hunks)
- mod/node-api/backend/block.go (1 hunks)
- mod/node-api/backend/genesis.go (1 hunks)
- mod/node-api/backend/mocks/beacon_state.mock.go (1 hunks)
- mod/node-api/backend/mocks/state_processor.mock.go (1 hunks)
- mod/node-api/backend/randao.go (1 hunks)
- mod/node-api/backend/state.go (2 hunks)
- mod/node-api/backend/types.go (3 hunks)
- mod/node-api/backend/validator.go (2 hunks)
- mod/node-api/handlers/proof/backend.go (1 hunks)
- mod/node-api/handlers/proof/block.go (2 hunks)
- mod/node-api/handlers/proof/handler.go (1 hunks)
- mod/node-api/handlers/proof/merkle/execution.go (2 hunks)
- mod/node-api/handlers/proof/merkle/proposer.go (2 hunks)
- mod/node-api/handlers/proof/types/types.go (2 hunks)
- mod/node-core/pkg/components/api.go (2 hunks)
- mod/node-core/pkg/components/chain_service.go (1 hunks)
- mod/node-core/pkg/components/state_processor.go (1 hunks)
- mod/node-core/pkg/components/storage/storage.go (1 hunks)
- mod/node-core/pkg/components/types.go (2 hunks)
- mod/node-core/pkg/components/validator_service.go (1 hunks)
- mod/state-transition/pkg/core/state/statedb.go (1 hunks)
Additional context used
GitHub Check: test-unit-bench
mod/node-core/pkg/components/types.go
[failure] 331-331:
not enough type arguments for type StateProcessor: have 15, want 16
GitHub Check: nilaway
mod/node-core/pkg/components/types.go
[failure] 331-331:
not enough type arguments for type StateProcessor: have 15, want 16
Additional comments not posted (46)
mod/node-api/backend/genesis.go (1)
32-32: LGTM! But verify the function usage in the codebase.The change from
StateFromSlottostateFromSlotis consistent with encapsulation principles. Ensure that all function calls tostateFromSlotmatch the new signature.Verification successful
Verified! The function
stateFromSlothas been consistently updated across the codebase to match the new signature. The first return value is discarded where it is not needed.
block.gorandao.gostate.gogenesis.govalidator.goScripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify all function calls to `stateFromSlot` match the new signature. # Test: Search for the function usage. Expect: Only occurrences of the new signature. rg --type go -A 5 $'stateFromSlot'Length of output: 4941
mod/node-api/handlers/proof/backend.go (3)
24-25: LGTM!The addition of the
BeaconBlockHeaderTparameter enhances the flexibility of theBackendinterface. ExtendingBlockBackendpromotes better separation of concerns.
30-32: LGTM!The
BlockBackendinterface clearly defines how block headers are accessed, promoting better separation of concerns between state and block management.
33-35: LGTM!The renaming and modification of the method signature for
StateFromSlottoStateFromSlotForProofsuggest a shift in the method's purpose, potentially to provide additional contextual information related to state retrieval.mod/node-api/backend/randao.go (2)
39-39: LGTM!The streamlined logic for determining the epoch enhances readability and efficiency.
33-33: LGTM! But verify the function usage in the codebase.The change from
StateFromSlottostateFromSlotis consistent with encapsulation principles. Ensure that all function calls tostateFromSlotmatch the new signature.Verification successful
LGTM! All function calls to
stateFromSlotmatch the new signature.The change from
StateFromSlottostateFromSlothas been correctly propagated throughout the codebase, and all instances follow the new signature.
mod/node-api/backend/genesis.gomod/node-api/backend/randao.gomod/node-api/backend/validator.gomod/node-api/backend/block.gomod/node-api/backend/state.goScripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify all function calls to `stateFromSlot` match the new signature. # Test: Search for the function usage. Expect: Only occurrences of the new signature. rg --type go -A 5 $'stateFromSlot'Length of output: 4941
mod/node-api/handlers/proof/block.go (3)
41-41: Verify the correctness of returning0on error.Returning
0on error might have unintended consequences. Ensure that this behavior is expected and handled correctly in the calling functions.
44-46: LGTM! But verify the impact of the new methodStateFromSlotForProof.The code changes are approved.
Ensure that the new method
StateFromSlotForProofis correctly integrated and does not introduce any regressions.Verification successful
Verified the impact of the new method
StateFromSlotForProof.The method
StateFromSlotForProofis correctly implemented and integrated. It simply callsstateFromSlotRawand returns its result. The usage inblock.gohandles errors appropriately and integrates well with the existing code.
Implementation of
StateFromSlotForProofinstate.go:func (b *Backend[ _, _, _, _, BeaconStateT, _, _, _, _, _, _, _, _, _, _, _, _, _, _, _, _, ]) StateFromSlotForProof(slot uint64) (BeaconStateT, uint64, error) { return b.stateFromSlotRaw(slot) }Usage in
block.go:beaconState, slot, err = h.backend.StateFromSlotForProof(slot) if err != nil { return 0, beaconState, blockHeader, err }Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify the usage and impact of the new method `StateFromSlotForProof`. # Test: Search for the method usage. Expect: Only occurrences of the new method. rg --type go -A 5 $'StateFromSlotForProof'Length of output: 1433
Script:
#!/bin/bash # Retrieve the full implementation of the StateFromSlotForProof method in state.go ast-grep --lang go --pattern $'func (b *Backend[$$$]) StateFromSlotForProof(slot uint64) (BeaconStateT, uint64, error) { $$$ }' --debug # Retrieve the usage context of the StateFromSlotForProof method in block.go rg --type go -A 10 -B 10 $'StateFromSlotForProof' mod/node-api/handlers/proof/block.goLength of output: 920
Script:
#!/bin/bash # Retrieve the full implementation of the StateFromSlotForProof method in state.go ast-grep --lang go --pattern $'func (b *Backend[$$$]) StateFromSlotForProof(slot uint64) (BeaconStateT, uint64, error) { $$$ }' # Retrieve the usage context of the StateFromSlotForProof method in block.go rg --type go -A 10 -B 10 $'StateFromSlotForProof' mod/node-api/handlers/proof/block.goLength of output: 1057
49-51: LGTM! But verify the impact of the new methodBlockHeaderAtSlot.The code changes are approved.
Ensure that the new method
BlockHeaderAtSlotis correctly integrated and does not introduce any regressions.mod/node-core/pkg/components/state_processor.go (1)
43-43: LGTM! But verify the impact of returning a pointer.The code changes are approved.
Ensure that returning a pointer does not introduce any regressions and is correctly handled in the calling functions.
Verification successful
LGTM! But verify the impact of returning a pointer.
The code changes are approved.
Ensure that returning a pointer does not introduce any regressions and is correctly handled in the calling functions.
Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify the usage and impact of returning a pointer in `ProvideStateProcessor`. # Test: Search for the function usage. Expect: Only occurrences of the new return type. rg --type go -A 5 $'ProvideStateProcessor'Length of output: 1041
Script:
#!/bin/bash # Description: Check how ProvideStateProcessor is used in defaults.go and ensure the returned pointer is handled correctly. # Search for the usage of ProvideStateProcessor in defaults.go with additional context lines. rg --type go -A 10 'ProvideStateProcessor' mod/node-core/pkg/components/defaults.goLength of output: 288
Script:
#!/bin/bash # Description: Trace all occurrences of ProvideStateProcessor in the codebase and examine the surrounding context. # Search for all occurrences of ProvideStateProcessor with additional context lines. rg --type go -A 10 'ProvideStateProcessor'Length of output: 1585
Script:
#!/bin/bash # Description: Trace all occurrences of StateProcessor type in the codebase and examine the surrounding context. # Search for all occurrences of StateProcessor with additional context lines. rg --type go -A 10 'StateProcessor'Length of output: 49150
Script:
#!/bin/bash # Description: Verify the dereferencing of the StateProcessor pointer in the codebase. # Search for dereferencing of the StateProcessor pointer. rg --type go '\*StateProcessor'Length of output: 3843
mod/node-api/backend/state.go (3)
32-33: LGTM! But verify the impact of the new methodStateFromSlotForProof.The code changes are approved.
Ensure that the new method
StateFromSlotForProofis correctly integrated and does not introduce any regressions.Verification successful
Ensure
StateFromSlotForProofreplacesStateFromSlotand verify no regressions.The new method
StateFromSlotForProofhas been introduced and used in the codebase. Please verify if it completely replaces the previous methodStateFromSlotand ensure there are no remaining references to the old method to prevent any regressions.
Verification successful:
StateFromSlotForProofhas completely replacedStateFromSlot.The new method
StateFromSlotForProofis correctly integrated and there are no remaining references to the old methodStateFromSlot, ensuring no regressions.Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify the usage and impact of the new method `StateFromSlotForProof`. # Test: Search for the method usage. Expect: Only occurrences of the new method. rg --type go -A 5 $'StateFromSlotForProof'Length of output: 1433
Script:
#!/bin/bash # Description: Verify if `StateFromSlotForProof` replaces `StateFromSlot` and check for remaining references to `StateFromSlot`. # Test 1: Search for the old method `StateFromSlot` in the codebase. Expect: No occurrences. rg --type go -A 5 $'StateFromSlot'Length of output: 1425
42-42: LGTM! But verify the impact of the updated methodStateRootAtSlot.The code changes are approved.
Ensure that the updated method
StateRootAtSlotis correctly integrated and does not introduce any regressions.
60-60: LGTM! But verify the impact of the updated methodStateForkAtSlot.The code changes are approved.
Ensure that the updated method
StateForkAtSlotis correctly integrated and does not introduce any regressions.mod/node-api/backend/block.go (2)
30-43: LGTM! Simplified control flow and error handling.The changes improve readability and reduce unnecessary variable declarations.
52-58: LGTM! Simplified control flow and slot management.The changes improve readability and reduce complexity by removing unnecessary slot adjustments.
mod/node-api/handlers/proof/handler.go (2)
34-41: LGTM! Enhanced capability to manage beacon block headers.The changes improve the handler's functionality in handling proof requests by including the
BeaconBlockHeaderTtype parameter.
Line range hint
49-64:
LGTM! Enhanced capability to manage beacon block headers.The changes improve the handler's functionality in handling proof requests by including the
BeaconBlockHeaderTtype parameter.mod/node-api/handlers/proof/types/types.go (2)
Line range hint
16-19:
LGTM! Simplified interface by removingSetStateRoot.The removal of the
SetStateRootmethod simplifies the interface.
41-48: LGTM! Reduced coupling between interfaces.The removal of the
GetLatestBlockHeadermethod and theBeaconBlockHeaderTtype parameter reduces the coupling between the interfaces, potentially enhancing maintainability and extensibility.mod/node-core/pkg/components/chain_service.go (1)
47-47: Approved: ChangeStateProcessorto a pointer type.The change to use a pointer for
StateProcessorenhances memory management and flexibility. Ensure all usages ofStateProcessorhandle the pointer correctly.mod/node-core/pkg/components/api.go (2)
47-47: Approved: AddStateProcessorfield toNodeAPIBackendInput.The addition of
StateProcessorenhances the struct's functionality by allowing it to carry state-related information. Ensure all usages ofNodeAPIBackendInputhandle the new field correctly.Verification successful
Verified: The
StateProcessorfield inNodeAPIBackendInputis correctly handled in theProvideNodeAPIBackendfunction.The
StateProcessorfield is properly passed as an argument in thebackend.Newfunction, ensuring its correct usage.Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify all usages of `NodeAPIBackendInput` handle the new `StateProcessor` field correctly. # Test: Search for all usages of `NodeAPIBackendInput`. Expect: Correct handling of the new field. rg --type go 'NodeAPIBackendInput'Length of output: 209
Script:
#!/bin/bash # Extract the implementation of the `ProvideNodeAPIBackend` function to verify the handling of `StateProcessor`. ast-grep --lang go --pattern $'func ProvideNodeAPIBackend(in NodeAPIBackendInput) $_ { $$$ }'Length of output: 1750
76-76: Approved: UpdateProvideNodeAPIBackendto utilizeStateProcessor.The update integrates the new
StateProcessorfield into the backend initialization process, enhancing its capabilities. Ensure the function correctly handles the new field.mod/node-core/pkg/components/validator_service.go (1)
43-43: Approved: ChangeStateProcessorto a pointer type.The change to use a pointer for
StateProcessorenhances memory management and flexibility. Ensure all usages ofStateProcessorhandle the pointer correctly.mod/node-api/backend/mocks/state_processor.mock.go (3)
25-53: Mock methodProcessSlotslooks good.The method correctly handles different return types for the mocked function.
55-82: Type-safe mock call methods forProcessSlotslook good.The methods correctly shadow the
RunandReturnmethods with type-safe versions.
84-96: FunctionNewStateProcessorlooks good.The function correctly initializes the mock and registers the cleanup function.
mod/node-api/backend/validator.go (2)
38-38: Ensure proper error handling withstateFromSlot.The method now uses
stateFromSlotand ignores the second return value. Ensure that this change aligns with the intended error handling strategy.
92-92: Ensure proper error handling withValidatorByID.The method calls
ValidatorByID, which now usesstateFromSlot. Ensure that this change aligns with the intended error handling strategy.mod/node-api/handlers/proof/merkle/execution.go (2)
42-42: Function signature update forProveExecutionNumberInBlocklooks good.The function signature has been updated to remove the
BeaconBlockHeaderTtype from thebsparameter. Ensure that the function correctly handles the new type parameters.
77-77: Function signature update forProveExecutionNumberInStatelooks good.The function signature has been updated to remove the
BeaconBlockHeaderTtype from thebsparameter. Ensure that the function correctly handles the new type parameters.mod/node-api/handlers/proof/merkle/proposer.go (2)
83-83: LGTM! But verify the function usage in the codebase.The updated function signature simplifies the type parameter list. Ensure that all function calls to
ProveProposerPubkeyInStatematch the new signature.Verification successful
Verified: Function usage matches the new signature.
The function
ProveProposerPubkeyInStateis correctly used with the updated signature in the codebase.
mod/node-api/handlers/proof/merkle/proposer.goScripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify all function calls to `ProveProposerPubkeyInState` match the new signature. # Test: Search for the function usage. Expect: Only occurrences of the new signature. rg --type go -A 5 $'ProveProposerPubkeyInState'Length of output: 1185
43-43: LGTM! But verify the function usage in the codebase.The updated function signature simplifies the type parameter list. Ensure that all function calls to
ProveProposerInBlockmatch the new signature.mod/node-core/pkg/components/storage/storage.go (1)
147-147: LGTM!The return statement has been condensed into a single line, enhancing readability without altering functionality.
mod/node-api/backend/types.go (2)
74-76: LGTM!The addition of the
SetSlotmethod enhances the state management capabilities of theBeaconStateinterface.
115-121: LGTM!The introduction of the
StateProcessorinterface provides a modular approach to state processing, enhancing flexibility and robustness.mod/node-api/backend/backend.go (4)
67-67: Field addition looks good.The
spfield for state processing is a necessary addition to theBackendstruct.
Line range hint
101-120:
Constructor update is appropriate.The
Newconstructor correctly includes thespparameter and initializes theBackendinstance.
143-165: Method implementation looks solid.The
stateFromSlotmethod effectively retrieves and processes the state at a given slot, with proper error handling.
167-192: Method implementation looks solid.The
stateFromSlotRawmethod correctly retrieves the state at a given slot, including handling the special case for slot 0.mod/state-transition/pkg/core/state/statedb.go (1)
126-126: Simplified return statement looks good.The updated return statement in the
StateDBconstructor maintains functionality and improves readability.mod/node-api/backend/mocks/beacon_state.mock.go (6)
1144-1160: LGTM! TheSetSlotmock function is well-implemented.The function is consistent with other mock functions in the file and includes appropriate error handling.
1162-1165: LGTM! TheBeaconState_SetSlot_Callstruct is well-defined.The struct provides a type-safe way to manage the mock's behavior for the
SetSlotmethod.
1167-1171: LGTM! TheSetSlothelper method is consistent with other helper methods.The method is well-implemented and follows the pattern used in the file.
1173-1178: LGTM! TheRunmethod forBeaconState_SetSlot_Callis well-implemented.The method is consistent with other
Runmethods in the file and correctly handles the argument.
1180-1183: LGTM! TheReturnmethod forBeaconState_SetSlot_Callis well-implemented.The method is consistent with other
Returnmethods in the file and correctly sets up return values.
1185-1188: LGTM! TheRunAndReturnmethod forBeaconState_SetSlot_Callis well-implemented.The method is consistent with other
RunAndReturnmethods in the file and correctly sets up the function to run and return values.
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Actionable comments posted: 0
Review details
Configuration used: CodeRabbit UI
Review profile: ASSERTIVE
Files selected for processing (3)
- mod/node-api/backend/backend.go (5 hunks)
- mod/node-api/backend/types.go (4 hunks)
- mod/node-core/pkg/components/types.go (2 hunks)
Additional comments not posted (7)
mod/node-api/backend/types.go (2)
74-75: Addition ofSetSlotmethod toBeaconStateinterface is appropriate.The method enhances the interface by providing a way to modify the slot with validation checks.
112-114: Introduction ofStateProcessorinterface is well-defined.The interface and its method
ProcessSlotsare appropriately designed for processing slots and returning validator updates.mod/node-api/backend/backend.go (4)
66-67: Addition ofspfield toBackendstructure is appropriate.The field enhances the
Backend's ability to manage state transitions more effectively.
Line range hint
101-120: Update toNewfunction to includespparameter is appropriate.The update ensures that each
Backendinstance is explicitly linked to a state processor, maintaining the integrity of state transitions.
143-165: Addition ofstateFromSlotmethod is well-implemented.The method includes robust error handling and ensures the state is up to date. The logic for setting the slot back after processing is correctly implemented.
167-192: Addition ofstateFromSlotRawmethod is well-implemented.The method includes logic to handle cases where the input slot is zero, returning the latest available slot. The error handling is appropriately implemented.
mod/node-core/pkg/components/types.go (1)
331-347: Update toStateProcessortype alias is appropriate.The update enhances the state processor's capability by allowing it to manage a wider array of data structures.
However, verify the number of type arguments to ensure correctness.
Verification successful
The number of type arguments for
StateProcessoris correct.The
StateProcessortype alias includes 16 type arguments, which aligns with the expected data structures.
StateProcessortype alias definition:
- *BeaconBlock
- *BeaconBlockBody
- *BeaconBlockHeader
- *BeaconState
- *Context
- *Deposit
- *Eth1Data
- *ExecutionPayload
- *ExecutionPayloadHeader
- *Fork
- *ForkData
- *KVStore
- *Validator
- Validators
- *Withdrawal
- WithdrawalCredentials
Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify the number of type arguments for `StateProcessor`. # Test: Search for the `StateProcessor` type alias definition. Expect: Correct number of type arguments. rg --type go -A 5 $'StateProcessor = core.StateProcessor'Length of output: 411
Script:
#!/bin/bash # Description: Verify the number of type arguments for `StateProcessor`. # Test: Search for the `StateProcessor` type alias definition. Expect: Correct number of type arguments. rg --type go -A 20 $'StateProcessor = core.StateProcessor'Length of output: 1268
calbera
added
Merge me daddy
…ate on backend (#1812) Co-authored-by: Cal Bera <[email protected]>
Next optimization to maintain a LRU cache of query contexts to avoid going to disk for repeated query contexts
Summary by CodeRabbit
New Features
StateProcessorinterface for improved state handling.stateFromSlotandstateFromSlotRaw.BeaconStateinterface with a new method for slot management.Improvements
Backendstruct to manage state transitions more effectively.StateProcessortype alias to support a broader array of data structures.Bug Fixes
Documentation
Tests