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test(mempool): Logging + potential error fixes #1470
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WalkthroughThe recent modifications across the Cosmos runtime focus on enhancing logging, refining conditional checks, and improving context passing in transaction handling and mempool management. These changes aim to increase transparency in transaction processing, aid in debugging, and ensure more robust handling of Ethereum transactions and mempool operations. Changes
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Review Status
Actionable comments generated: 1
Configuration used: CodeRabbit UI
Files selected for processing (5)
- cosmos/runtime/ante/ante.go (1 hunks)
- cosmos/runtime/txpool/ante.go (2 hunks)
- cosmos/runtime/txpool/comet.go (1 hunks)
- cosmos/runtime/txpool/handler.go (4 hunks)
- cosmos/runtime/txpool/mempool.go (3 hunks)
Files skipped from review due to trivial changes (1)
- cosmos/runtime/txpool/comet.go
Additional comments: 22
cosmos/runtime/ante/ante.go (3)
- 69-70: The addition of a logging statement before handling an Ethereum transaction is a good practice for visibility and debugging. However, ensure that logging at this level does not introduce performance issues due to excessive logging in high-throughput environments.
- 74-74: Logging the execution of the ante handler for payload transactions only outside of
CheckTxmode is appropriate. This ensures that the logging is relevant and not overly verbose during the check transaction phase.- 77-77: The error logging and returning an error when a payload envelope is processed in
CheckTxmode is a critical check. This prevents unsupported transactions from proceeding further in the transaction lifecycle, enhancing the robustness of the transaction handling process.cosmos/runtime/txpool/ante.go (10)
- 47-48: Adding a logging statement in the
AnteHandlemethod to log the number of messages and whether the transaction is a simulation enhances visibility into the transaction handling process. This is a good practice for debugging and monitoring.- 53-53: Logging the execution mode (Check/Recheck) in the
AnteHandlemethod provides valuable insights for debugging and understanding the transaction flow through the mempool, especially during rechecks.- 56-56: Logging the Ethereum transaction hash in the
AnteHandlemethod before deciding whether to eject it from the Comet mempool is useful for tracking specific transactions and their handling within the mempool.- 60-60: Logging the decision to drop a transaction from the Comet mempool provides clear visibility into the mempool's decision-making process, which is crucial for debugging and operational monitoring.
- 65-65: Logging when a transaction is not dropped from the Comet mempool is equally important for understanding the flow of transactions and ensuring that the mempool behaves as expected.
- 77-77: Logging a nil transaction check in
shouldEjectFromCometMempoolmethod is a good defensive programming practice, ensuring that further operations do not proceed on a nil reference.- 83-83: Logging the failure of stateless validation in
shouldEjectFromCometMempoolprovides immediate feedback on why a transaction is being ejected, which is valuable for troubleshooting.- 95-96: The addition of logging in the
validateStatelessmethod to include the transaction hash and current time is a good practice for auditing and debugging purposes. However, ensure that this does not lead to excessive logging in high-throughput scenarios.- 109-110: Logging the results of the stateless validation checks (
expiredandpriceLeLimit) in thevalidateStatelessmethod enhances transparency into the reasons behind transaction ejection decisions.- 125-125: Logging the inclusion status of a transaction in the
validateStatefulmethod provides insights into whether a transaction is part of the canonical chain, which is crucial for stateful validation logic.cosmos/runtime/txpool/mempool.go (3)
- 115-115: Logging an error when more than one message is included in a transaction is important for enforcing the mempool's constraints. However, ensure that this error handling does not inadvertently reject valid transactions that should be processed differently.
- 122-122: Logging the handling of non-Ethereum transactions as informational rather than an error is a good approach, as it allows for flexibility in the types of transactions processed by the mempool without causing unnecessary alarm.
- 147-149: Logging the action of marking a remote transaction as seen, along with the transaction hash and current time, provides valuable insights for debugging and monitoring the mempool's behavior.
cosmos/runtime/txpool/handler.go (6)
- 175-175: Logging the retry attempt for a failed transaction with its hash and remaining retries is a good practice for monitoring and debugging. It helps in tracking the efforts made to broadcast a transaction successfully.
- 229-229: Logging the broadcasting of a local Ethereum transaction with its hash before attempting to broadcast it provides transparency into the transactions being processed and broadcasted by the handler.
- 234-234: Summarizing the number of transactions received and broadcasted in a single log statement provides a concise overview of the handler's activity, which is useful for monitoring and operational insights.
- 247-248: Logging the action of broadcasting a transaction to Comet with both the Ethereum transaction hash and the serialized transaction bytes provides a detailed audit trail for transaction broadcasting activities.
- 261-261: Logging the successful broadcast to Comet with the transaction hash, response, and response code is crucial for confirming the outcome of the broadcast attempt. This ensures that successful broadcasts are clearly documented.
- 277-278: Logging the failure to broadcast a transaction after retries, including the transaction hash and the number of retries, is important for identifying transactions that could not be successfully broadcasted despite multiple attempts.
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| // TODO: checking for CheckTx/ReCheck here is not necessary (only ever called in CheckTx) | ||
| (sCtx.ExecMode() == sdk.ExecModeCheck || sCtx.ExecMode() == sdk.ExecModeReCheck) { | ||
| telemetry.IncrCounter(float32(1), MetricKeyMempoolKnownTxs) | ||
| sCtx.Logger().Info("mempool insert: tx already in mempool", "mode", sCtx.ExecMode()) |
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The comment regarding the unnecessary check for CheckTx/ReCheck mode during insertion into the mempool suggests a potential area for code cleanup or optimization. Consider removing this check if it is indeed redundant, to simplify the logic.
- // TODO: checking for CheckTx/ReCheck here is not necessary (only ever called in CheckTx)Committable suggestion
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Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation.
Suggested change
| // TODO: checking for CheckTx/ReCheck here is not necessary (only ever called in CheckTx) | |
| (sCtx.ExecMode() == sdk.ExecModeCheck || sCtx.ExecMode() == sdk.ExecModeReCheck) { | |
| telemetry.IncrCounter(float32(1), MetricKeyMempoolKnownTxs) | |
| sCtx.Logger().Info("mempool insert: tx already in mempool", "mode", sCtx.ExecMode()) | |
| (sCtx.ExecMode() == sdk.ExecModeCheck || sCtx.ExecMode() == sdk.ExecModeReCheck) { | |
| telemetry.IncrCounter(float32(1), MetricKeyMempoolKnownTxs) | |
| sCtx.Logger().Info("mempool insert: tx already in mempool", "mode", sCtx.ExecMode()) |
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Review Status
Actionable comments generated: 0
Configuration used: CodeRabbit UI
Files selected for processing (3)
- cosmos/runtime/runtime.go (1 hunks)
- cosmos/runtime/txpool/handler.go (10 hunks)
- cosmos/runtime/txpool/mempool.go (4 hunks)
Files skipped from review as they are similar to previous changes (2)
- cosmos/runtime/txpool/handler.go
- cosmos/runtime/txpool/mempool.go
Additional comments: 1
cosmos/runtime/runtime.go (1)
- 180-183: The addition of
clientCtx.Clientas a parameter toWrappedTxPool.Initenhances the integration with external services or clients, potentially improving the mempool's functionality. However, ensure that all calls toWrappedTxPool.Initthroughout the codebase have been updated to include this new parameter to maintain consistency.Verification successful
Based on the output from the shell script, it appears that the
WrappedTxPool.Initmethod is only called once within the codebase, specifically in thecosmos/runtime/runtime.gofile. This indicates that the addition ofclientCtx.Clientas a parameter toWrappedTxPool.Inithas been consistently applied across the codebase, as there are no other instances of this method being called without the new parameter. Therefore, the initial review comment regarding the need to ensure all calls toWrappedTxPool.Initinclude the new parameter is verified as being addressed correctly.Scripts Executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Search for other instances of WrappedTxPool.Init to ensure they include the new parameter. rg "WrappedTxPool.Init" --type goLength of output: 82
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Review Status
Actionable comments generated: 0
Configuration used: CodeRabbit UI
Files selected for processing (2)
- cosmos/runtime/txpool/ante.go (2 hunks)
- cosmos/runtime/txpool/handler_test.go (1 hunks)
Files skipped from review as they are similar to previous changes (1)
- cosmos/runtime/txpool/ante.go
Additional comments: 1
cosmos/runtime/txpool/handler_test.go (1)
- 63-63: The insertion of
nilas the second argument in thenewHandlerfunction call needs clarification. If this is intended to represent an omitted or optional parameter, ensure that thenewHandlerfunction is properly documented to handlenilvalues without causing runtime errors. Additionally, consider the impact of this change on the function's behavior, especially in relation to the PR's objectives around enhanced logging and error handling.
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