protecccc validators bls #1473
protecccc validators bls #1473
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WalkthroughThe recent updates introduce new configurations and logic related to validator operations and transaction handling in the Polaris module. Enhancements include the ability to specify a validator's JSON-RPC endpoint, identify if a node is a validator, and force recheck transactions. Changes to the runtime and transaction pool support these features, improving transaction management and validator functionality. Additionally, there's a shift towards using LRU cache for transaction tracking, refining the process of handling Ethereum transactions within the ecosystem. Changes
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Review Status
Actionable comments generated: 1
Configuration used: CodeRabbit UI
Files selected for processing (11)
- cosmos/config/config.go (1 hunks)
- cosmos/config/flags/flags.go (1 hunks)
- cosmos/config/template.go (1 hunks)
- cosmos/runtime/ante/ante.go (3 hunks)
- cosmos/runtime/runtime.go (5 hunks)
- cosmos/runtime/txpool/ante.go (1 hunks)
- cosmos/runtime/txpool/comet.go (1 hunks)
- cosmos/runtime/txpool/handler.go (2 hunks)
- cosmos/runtime/txpool/handler_test.go (1 hunks)
- cosmos/runtime/txpool/mempool.go (7 hunks)
- eth/polar/config.go (1 hunks)
Additional comments: 30
cosmos/runtime/txpool/comet.go (7)
- 27-27: The import of the
lrupackage fromgithub.com/ethereum/go-ethereum/common/lruis correctly added to support the LRU cache functionality.- 31-31: The
defaultCacheSizeconstant is set to100000. Ensure this size is appropriate for the expected transaction volume and available memory resources to avoid potential performance issues.- 44-44: The
cometRemoteCachestruct now uses an LRU cache fortimeInserted, which is a significant improvement over a simple map for managing the time of insertion of transactions, especially in terms of memory efficiency and eviction of old entries.- 50-50: Initialization of the
timeInsertedLRU cache withdefaultCacheSizeensures that the cache size is controlled, preventing unbounded growth which could lead to memory issues.- 55-55: The
IsRemoteTxmethod correctly checks for the presence of a transaction hash in the LRU cache, which is an efficient way to determine if a transaction was added remotely.- 59-64: The
MarkRemoteSeenmethod now correctly adds a transaction hash to the LRU cache with the current Unix timestamp and returns a boolean indicating success. This change enhances the method's functionality by providing feedback on whether the operation was successful.- 68-69: The
TimeFirstSeenmethod is simplified to directly retrieve the time from the LRU cache, which is a more efficient approach than the previous implementation.cosmos/runtime/txpool/handler_test.go (1)
- 63-63: The addition of
falseas an argument tonewHandlerin the test setup indicates a modification in thenewHandlerfunction's signature to possibly include a new boolean parameter. This change suggests an enhancement or a new feature related to the handler's functionality.eth/polar/config.go (1)
- 106-107: The addition of
ValidatorJSONRPCEndpointandIsValidatorfields to theConfigstruct introduces new configuration options for validators. This change is crucial for enabling or identifying validator nodes and specifying their JSON-RPC endpoints, which could be essential for network operations and security.cosmos/runtime/ante/ante.go (3)
- 42-42: The addition of the
isValidatorboolean field to theProviderstruct allows for conditional logic based on whether the current node is a validator. This is a significant change that could affect transaction processing and validation logic.- 59-59: Initializing the
isValidatorfield in theNewAnteHandlerfunction ensures that the new configuration is correctly passed through and used within the ante handler logic.- 72-74: The conditional check using
isValidatorto potentially return an error if a validator node attempts to process an EVM transaction from comet introduces a new validation layer. This change could have implications on the network's transaction processing rules and should be carefully reviewed for its impact on network functionality.cosmos/runtime/txpool/ante.go (1)
- 53-58: > 📝 NOTE
This review was outside the diff hunks, and no overlapping diff hunk was found. Original lines [193-193]
The simplification of the
Removefunction to no longer handle specific Ethereum transactions and become a no-op indicates a design decision to delegate transaction removal logic elsewhere, possibly to improve modularity or due to changes in how transactions are managed within the system.cosmos/runtime/txpool/mempool.go (5)
- 75-77: The addition of
isValidator,validatorJsonRPC, andethclientfields to theMempoolstruct introduces new functionalities and dependencies, particularly for validator nodes. This change suggests a more complex transaction handling process that may involve external validation or additional network interactions.- 133-135: The early return in the
Insertmethod for validator nodes, preventing them from inserting transactions into the mempool from comet, aligns with the new logic introduced for handling validator-specific behavior. This ensures that validator nodes adhere to the intended network rules and transaction processing logic.- 152-157: The optimistic sending of transactions to the validator via
ethclientwhen the node is not a validator andethclientis initialized introduces an external network interaction that could have implications for network traffic and transaction propagation. Ensure this behavior is intended and tested for potential edge cases or failure modes.- 176-176: The call to
MarkRemoteSeenfor adding the Ethereum transaction hash to the remote cache is a necessary step to track transactions seen by the node. This inclusion ensures that the mempool's state is accurately maintained.- 193-193: The simplification of the
Removemethod to a no-op indicates a design decision to handle transaction removals elsewhere, possibly within the Ethereum transaction pool directly. This change could simplify the mempool's interface by relying on the underlying Ethereum transaction pool for more complex operations.cosmos/config/flags/flags.go (1)
- 30-31: The addition of
IsValidatorandValidatorJSONRPCEndpointconstants to theflagspackage introduces new configuration flags for the Polaris module. These flags are essential for configuring validator-specific settings, enhancing the flexibility and control over validator node behavior.cosmos/runtime/txpool/handler.go (4)
- 100-100: The addition of the
isValidatorboolean field to thehandlerstruct introduces a mechanism to differentiate behavior based on whether the node is operating as a validator. This change could impact how transactions are handled and propagated within the network.- 106-106: The update to the
newHandlerfunction to accept anisValidatorboolean parameter reflects the structural change in thehandlerstruct. This modification allows the handler to be initialized with knowledge of the node's role, potentially altering its behavior accordingly.- 124-126: The conditional return in the
Startmethod based on theisValidatorflag prevents the handler from starting if the node is a validator. This decision likely relates to specific network roles and responsibilities, ensuring that validator nodes do not perform certain actions that are not within their purview.- 139-141: Similarly, the conditional return in the
Stopmethod based on theisValidatorflag ensures that the handler's stop logic is only executed when necessary. This approach maintains consistency with the start logic and further delineates the operational differences between validator and non-validator nodes.cosmos/runtime/runtime.go (5)
- 96-96: The inclusion of the
cfgfield of type*eth.Configin thePolarisstruct introduces a direct reference to the Ethereum configuration within the Polaris runtime. This change facilitates access to Ethereum-specific configurations, potentially affecting how the Polaris runtime initializes and interacts with Ethereum components.- 110-110: Initializing the
cfgfield in theNewfunction ensures that the Ethereum configuration is correctly passed and stored within the Polaris runtime. This setup is crucial for subsequent operations that rely on Ethereum-specific settings.- 135-136: The use of
cfg.Polar.IsValidatorandcfg.Polar.ValidatorJSONRPCEndpointwhen initializing theWrappedTxPoolindicates that these configuration values directly influence the behavior of the transaction pool, particularly in relation to validator-specific logic.- 171-171: Passing
cfg.Polar.IsValidatortoNewAnteHandlerwhen setting the ante handler in theBuildfunction demonstrates how the new configuration fields are utilized to tailor the runtime behavior based on the node's role as a validator.- 186-186: Similarly, passing
cfg.Polar.IsValidatorto theInitmethod ofWrappedTxPoolin theSetupServicesfunction shows the pervasive use of the new configuration options throughout the Polaris runtime, affecting various components and their initialization logic.cosmos/config/template.go (1)
- 43-44: The addition of
validator-json-rpc-endpointandis-validatorconfigurations in thePolarisConfigTemplateconstant is correctly implemented. These configurations are essential for setting up validator-specific settings, enhancing the flexibility and control over validator operations within the Polaris module.cosmos/config/config.go (1)
- 97-104: The implementation for parsing
IsValidatorandValidatorJSONRPCEndpointfrom the application options is correctly done. This ensures that the new validator configurations are properly integrated into the system's configuration, allowing for dynamic adjustments based on runtime parameters. It's important to ensure that these new configurations are documented and tested thoroughly to prevent any runtime issues.
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Review Status
Actionable comments generated: 1
Configuration used: CodeRabbit UI
Files selected for processing (3)
- cosmos/config/template.go (1 hunks)
- cosmos/runtime/txpool/mempool.go (6 hunks)
- e2e/testapp/app.go (2 hunks)
Files skipped from review as they are similar to previous changes (2)
- cosmos/config/template.go
- cosmos/runtime/txpool/mempool.go
Additional comments: 1
e2e/testapp/app.go (1)
- 24-24: The import of the "fmt" package is appropriate for the added print statements. This change is correctly implemented.
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Review Status
Actionable comments generated: 4
Configuration used: CodeRabbit UI
Files selected for processing (4)
- cosmos/runtime/ante/ante.go (3 hunks)
- cosmos/runtime/runtime.go (5 hunks)
- cosmos/runtime/txpool/handler_test.go (1 hunks)
- cosmos/runtime/txpool/mempool.go (5 hunks)
Files skipped from review as they are similar to previous changes (3)
- cosmos/runtime/ante/ante.go
- cosmos/runtime/runtime.go
- cosmos/runtime/txpool/handler_test.go
Additional comments: 1
cosmos/runtime/txpool/mempool.go (1)
- 170-187: > 📝 NOTE
This review was outside the diff hunks and was mapped to the diff hunk with the greatest overlap. Original lines [184-204]
The logic for inserting transactions into the txpool and handling errors, especially the
ErrAlreadyKnowncase, is well-implemented. However, the use oferrs[0]assumes that theAddmethod always returns a slice of errors with at least one element. Ensure this assumption is always valid or add a check to prevent potential panics if the slice is empty.
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Review Status
Actionable comments generated: 4
Configuration used: CodeRabbit UI
Files selected for processing (7)
- cosmos/config/config.go (1 hunks)
- cosmos/config/flags/flags.go (1 hunks)
- cosmos/config/template.go (1 hunks)
- cosmos/runtime/runtime.go (5 hunks)
- cosmos/runtime/txpool/ante.go (2 hunks)
- cosmos/runtime/txpool/mempool.go (6 hunks)
- eth/polar/config.go (1 hunks)
Files skipped from review as they are similar to previous changes (5)
- cosmos/config/config.go
- cosmos/config/template.go
- cosmos/runtime/runtime.go
- cosmos/runtime/txpool/ante.go
- cosmos/runtime/txpool/mempool.go
Additional comments: 2
eth/polar/config.go (1)
- 102-116: > 📝 NOTE
This review was outside the diff hunks and was mapped to the diff hunk with the greatest overlap. Original lines [1-115]
Ensure that the new fields
ValidatorJSONRPCEndpoint,IsValidator, andForceForwardReCheckTxsare properly integrated into any functions or methods that instantiate, modify, or utilize theConfigstruct. This includes serialization/deserialization routines, configuration loading, and any logging or debugging output that might benefit from including these new fields. If such integrations are missing or incomplete, it could lead to issues with the new validator configuration features not functioning as expected.cosmos/config/flags/flags.go (1)
- 27-32: Verify that the new flags
IsValidator,ValidatorJSONRPCEndpoint, andForceForwardReCheckTxsare properly integrated into the command-line parsing logic, including validation of input values where applicable (e.g., ensuringValidatorJSONRPCEndpointis a valid URL). Missing or incorrect integration could lead to configuration errors or unexpected behavior.
| // ValidatorJSONRPCEndpoint is the JSON-RPC endpoint of a validator, you | ||
| // want to forward transactions to. | ||
| ValidatorJSONRPCEndpoint string | ||
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| // IsValidator is a flag to indicate if the node is a validator. | ||
| IsValidator bool | ||
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| // ForceForwardReCheckTxs is a flag to indicate if the node should forward | ||
| // transactions on recheck. | ||
| ForceForwardReCheckTxs bool |
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The addition of ValidatorJSONRPCEndpoint, IsValidator, and ForceForwardReCheckTxs fields to the Config struct aligns with the PR's objectives to enhance validator configurations. However, consider adding comments to describe the purpose and expected values for these new fields, especially ValidatorJSONRPCEndpoint and ForceForwardReCheckTxs, to improve code maintainability and clarity for future developers.
While the new fields ValidatorJSONRPCEndpoint, IsValidator, and ForceForwardReCheckTxs are crucial for enhancing validator configurations, it's important to ensure that their usage does not introduce security vulnerabilities (e.g., unvalidated input for ValidatorJSONRPCEndpoint could lead to SSRF attacks) or performance issues (e.g., excessive rechecking of transactions). Conduct thorough testing and validation to mitigate these risks.
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Review Status
Actionable comments generated: 0
Configuration used: CodeRabbit UI
Files selected for processing (4)
- cosmos/runtime/runtime.go (5 hunks)
- cosmos/runtime/txpool/ante.go (3 hunks)
- cosmos/runtime/txpool/comet.go (2 hunks)
- cosmos/runtime/txpool/mempool.go (6 hunks)
Files skipped from review as they are similar to previous changes (4)
- cosmos/runtime/runtime.go
- cosmos/runtime/txpool/ante.go
- cosmos/runtime/txpool/comet.go
- cosmos/runtime/txpool/mempool.go
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Review Status
Actionable comments generated: 0
Configuration used: CodeRabbit UI
Files selected for processing (3)
- cosmos/config/template.go (1 hunks)
- cosmos/runtime/txpool/ante.go (3 hunks)
- cosmos/runtime/txpool/comet.go (2 hunks)
Files skipped from review as they are similar to previous changes (3)
- cosmos/config/template.go
- cosmos/runtime/txpool/ante.go
- cosmos/runtime/txpool/comet.go
There was a problem hiding this comment.
Review Status
Actionable comments generated: 0
Configuration used: CodeRabbit UI
Files selected for processing (2)
- cosmos/config/template.go (1 hunks)
- cosmos/runtime/txpool/ante.go (2 hunks)
Files skipped from review as they are similar to previous changes (1)
- cosmos/config/template.go
Additional comments: 3
cosmos/runtime/txpool/ante.go (3)
- 49-54: The addition of a conditional block to force a re-broadcast of transactions during a recheck is a logical enhancement. However, ensure that
m.forceBroadcastOnRecheckis properly set from configuration to avoid unintended behavior.Ensure
m.forceBroadcastOnRecheckis configurable and verify its default value aligns with expected behavior.
- 41-54: The removal of
m.crc.DropRemoteTx(ethTx.Hash())within this context implies a strategic change in transaction handling. It's crucial to ensure that this does not lead to unintended retention of transactions that should be dropped, potentially causing mempool bloat.Cross-check with the transaction pool management logic to confirm that transactions are still being managed efficiently without leading to unnecessary retention.
- 70-102: The logic for determining whether a transaction should be ejected from the CometBFT mempool appears well-structured, focusing on gas price limits, transaction lifetime, and inclusion in the canonical chain. It's important to ensure these criteria are aligned with the network's operational expectations and security considerations.
The enhancements to transaction ejection criteria are logical and seem to be aligned with the objectives of optimizing transaction pool management.
Summary by CodeRabbit
New Features
Bug Fixes
Refactor
Tests