(Sentinel) Remove nonce manager dependency from inspector

[nick-bisonai]

Description

Always use nonce from chain

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

Checklist before requesting a review

• I have performed a self-review of my code.
• If it is a core feature, I have added thorough tests.

Deployment

• Should publish npm package
• Should publish Docker image

[coderabbitai]

Walkthrough

Walkthrough

The changes involve modifications to the MakeDirectTx method in the ChainHelper struct, where the nonce retrieval method has been updated, and error handling has been refined. Additionally, a delay has been introduced in the Inspect method of the Inspector struct to prevent nonce reuse, affecting the execution flow and timing of inspections.

Changes

Files	Change Summary
node/pkg/chain/helper/helper.go	Modified nonce retrieval in MakeDirectTx and improved error handling for transaction creation.
node/pkg/checker/inspect/app.go	Added a delay in the Inspect method to prevent nonce reuse when reading on-chain data.

Poem

🐇
In the meadow where the code does play,
A nonce was fetched in a brand new way.
With a pause to ponder, we hop and cheer,
For clearer paths and no more fear!
Let transactions flow, let inspections be bright,
A joyful leap in the soft moonlight! 🌙✨

---

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[coderabbitai]

Actionable comments posted: 1

Outside diff range, codebase verification and nitpick comments (1)

node/pkg/checker/inspect/app.go (1)

Line range hint 1-269: General suggestions for code improvement

While reviewing the changes, I noticed some areas where the overall code structure and error handling could be improved:

1. Error handling: The error messages are sometimes returned directly, which might not provide enough context. Consider wrapping errors with additional context using fmt.Errorf("failed to do X: %w", err).

2. Configuration: Many values are hardcoded (e.g., sleep durations, gas limits). Consider moving these to a configuration struct that can be easily modified and tested.

3. Logging: The code uses a mix of log levels (Info, Debug, Error). Consider standardizing the log levels and adding more structured logging to aid in debugging and monitoring.

4. Testing: There are no visible test functions. Consider adding unit tests for critical functions like inspectVRF and inspectRR.

5. Separation of concerns: The Inspect method is quite long and handles both VRF and RR inspections. Consider breaking this into smaller, more focused methods.

These suggestions could improve the maintainability and reliability of the code. Would you like me to provide more detailed recommendations for any of these points?

Review details

Configuration used: CodeRabbit UI
Review profile: CHILL

Commits

Files that changed from the base of the PR and between c058865 and e9eca0f.

Files selected for processing (2)

• node/pkg/chain/helper/helper.go (1 hunks)
• node/pkg/checker/inspect/app.go (1 hunks)

Additional comments not posted (1)

node/pkg/chain/helper/helper.go (1)

159-161: Approved changes, but consider performance and concurrency implications.

The modification aligns with the PR objective of removing nonce manager dependency. However, please consider the following points:

1. Performance impact: The new implementation makes an additional network call to get the nonce, which might affect performance, especially for high-frequency transaction creation.

2. Potential race conditions: If multiple transactions are created concurrently, there's a risk of nonce conflicts.

To mitigate these issues, consider implementing a local nonce cache that's periodically synced with the blockchain. This approach could help balance reliability and performance.

Also, ensure that the unit tests are updated to cover the new nonce retrieval method. Run the following script to check for existing tests:

Consider implementing a local nonce cache with periodic blockchain synchronization to balance reliability and performance in high-frequency transaction scenarios.