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refactor(katana): stage sync pipeline #2502

Merged
merged 1 commit into from
Oct 8, 2024
Merged

refactor(katana): stage sync pipeline #2502

merged 1 commit into from
Oct 8, 2024

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kariy
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@kariy kariy commented Oct 7, 2024

staged sync pipeline inspired by erigon's staged sync architecture.

this is designed in the anticipation of a blockchain syncing logic in katana. syncing operation in katana would be split into stages, where each stage is responsible for handling certain tasks in the syncing process.

the abstraction in this PR is designed to encourage good separation of concern and also help understanding all the main processes (ie syncing and sequencing) throughout a katana runtime.

Summary by CodeRabbit

  • New Features

    • Introduced the katana-pipeline package with a modular architecture for task management.
    • Added a Pipeline struct to manage execution stages and support asynchronous operations.
    • Implemented a Sequencing stage for managing transaction and block production tasks.
  • Bug Fixes

    • Enhanced the concurrency model for block production, improving thread safety.
  • Documentation

    • Updated various components to reflect changes in ownership and reference management.
  • Refactor

    • Streamlined ownership models across multiple components, including DevApi, SayaApi, and StarknetApi.

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codecov bot commented Oct 7, 2024

Codecov Report

Attention: Patch coverage is 75.23810% with 26 lines in your changes missing coverage. Please review.

Project coverage is 68.95%. Comparing base (dc08191) to head (c600956).
Report is 2 commits behind head on main.

Files with missing lines Patch % Lines
crates/katana/pipeline/src/lib.rs 54.16% 11 Missing ⚠️
crates/katana/pipeline/src/stage/sequencing.rs 79.06% 9 Missing ⚠️
crates/katana/pipeline/src/stage/mod.rs 0.00% 6 Missing ⚠️
Additional details and impacted files
@@            Coverage Diff             @@
##             main    #2502      +/-   ##
==========================================
- Coverage   68.96%   68.95%   -0.02%     
==========================================
  Files         372      375       +3     
  Lines       48568    48641      +73     
==========================================
+ Hits        33497    33542      +45     
- Misses      15071    15099      +28     

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

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coderabbitai bot commented Oct 7, 2024

Walkthrough

Ohayo! This pull request introduces significant modifications across several files in the katana project. Key changes include updates to the Cargo.toml to include a new katana-pipeline crate and its dependencies, enhancements to the BlockProducer and BlockProductionTask structures for improved concurrency, and the introduction of a new pipeline architecture in the katana-pipeline module. Additionally, various API structs have been updated to simplify ownership semantics by removing unnecessary Arc wrappers around BlockProducer instances.

Changes

File Path Change Summary
Cargo.toml - Added "crates/katana/pipeline" to [workspace].
- Added katana-pipeline dependency.
- Introduced katana-node dependency.
crates/katana/core/src/service/block_producer.rs - Changed producer field type from RwLock to Arc<RwLock>.
- Updated constructors and added Clone implementation.
crates/katana/core/src/service/mod.rs - Changed block_producer field type from Arc<BlockProducer> to BlockProducer.
- Updated constructor method.
crates/katana/node/src/lib.rs - Changed block_producer field type from Arc<BlockProducer> to BlockProducer.
- Restructured start function.
crates/katana/pipeline/Cargo.toml - Introduced new Cargo.toml for katana-pipeline with workspace dependencies.
crates/katana/pipeline/src/lib.rs - Added Pipeline struct and methods for stage management.
- Implemented IntoFuture and Default traits.
crates/katana/pipeline/src/stage/mod.rs - Added sequencing module and Stage trait.
- Defined StageResult type alias and StageId enum.
crates/katana/pipeline/src/stage/sequencing.rs - Introduced Sequencing struct implementing Stage trait.
- Added methods for managing messaging and block production.
crates/katana/pool/src/validation/stateful.rs - Updated TxValidator struct to include Inner struct for state management.
crates/katana/rpc/rpc/src/dev.rs - Changed block_producer field from Arc<BlockProducer> to BlockProducer.
- Updated constructor method.
crates/katana/rpc/rpc/src/saya.rs - Changed block_producer field from Arc<BlockProducer> to BlockProducer.
- Updated Clone implementation.
crates/katana/rpc/rpc/src/starknet/mod.rs - Changed block_producer field from Arc<BlockProducer> to BlockProducer.
- Updated constructor method.
crates/katana/rpc/rpc/src/torii.rs - Changed block_producer field from Arc<BlockProducer> to BlockProducer.
- Updated constructor method.

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Actionable comments posted: 5

🧹 Outside diff range and nitpick comments (15)
crates/katana/pipeline/Cargo.toml (1)

8-18: Ohayo! Dependencies are looking strong, sensei!

The dependencies are well-organized and make good use of workspace-level versions, ensuring consistency across the project. The split between project-specific and external libraries improves readability.

For even better readability, consider adding a comment to separate the two groups of dependencies:

 katana-tasks.workspace = true

+# External dependencies
 anyhow.workspace = true
 async-trait.workspace = true
crates/katana/rpc/rpc/src/starknet/mod.rs (1)

56-56: Ohayo again, sensei! Let's summarize the refactoring.

The removal of Arc wrapper for BlockProducer<EF> simplifies the ownership model and potentially improves performance. However, we should consider the following:

  1. Verify that BlockProducer is not shared across multiple threads, which could introduce thread-safety issues.
  2. Ensure this change aligns with the overall architecture and doesn't negatively impact other parts of the system.
  3. Update any documentation or comments related to the threading model or ownership of BlockProducer.

Great job on simplifying the code, sensei! Just make sure we're not introducing any subtle bugs in the process.

Also applies to: 64-64

crates/katana/pipeline/src/lib.rs (2)

66-68: Ohayo, sensei! Consider testing the Default implementation

Testing the default method ensures that the pipeline initializes correctly with no stages, maintaining expected behavior when using Pipeline::default().

Would you like help in adding tests for the Default implementation?

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 66-68: crates/katana/pipeline/src/lib.rs#L66-L68
Added lines #L66 - L68 were not covered by tests


72-76: Ohayo, sensei! Add tests for the Debug implementation of Pipeline

Including tests for the custom Debug implementation helps verify that the debug output correctly represents the pipeline's internal state, which is valuable for debugging purposes.

Would you like assistance in creating tests for the Debug implementation?

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 72-76: crates/katana/pipeline/src/lib.rs#L72-L76
Added lines #L72 - L76 were not covered by tests

crates/katana/pipeline/src/stage/sequencing.rs (3)

37-56: Ohayo, sensei! Clarify the use of a non-resolving future in run_messaging.

In the run_messaging method, when messaging_config is None, a task that awaits a pending future is spawned. Consider providing a comment or explanation to clarify the intention behind spawning a task that never resolves. This will enhance maintainability and help others understand the design choice.

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 39-41: crates/katana/pipeline/src/stage/sequencing.rs#L39-L41
Added lines #L39 - L41 were not covered by tests


[warning] 43-45: crates/katana/pipeline/src/stage/sequencing.rs#L43-L45
Added lines #L43 - L45 were not covered by tests


70-72: Ohayo, sensei! Increase test coverage for the id method.

Static analysis indicates that the id method (lines 70-72) is not covered by tests. Adding unit tests for this method will improve reliability and ensure that the correct StageId is always returned.

Would you like assistance in creating unit tests for this method?

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 70-72: crates/katana/pipeline/src/stage/sequencing.rs#L70-L72
Added lines #L70 - L72 were not covered by tests


39-45: Ohayo, sensei! Enhance test coverage for run_messaging when messaging_config is Some.

Static analysis shows that lines 39-45 are not covered by tests. To ensure the messaging service behaves correctly when a configuration is provided, consider adding tests that cover the initialization and task spawning of MessagingService and MessagingTask.

Would you like assistance in generating tests for this scenario?

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 39-41: crates/katana/pipeline/src/stage/sequencing.rs#L39-L41
Added lines #L39 - L41 were not covered by tests


[warning] 43-45: crates/katana/pipeline/src/stage/sequencing.rs#L43-L45
Added lines #L43 - L45 were not covered by tests

crates/katana/pool/src/validation/stateful.rs (7)

Line range hint 33-39: Simplify state field by removing unnecessary Box

Ohayo sensei! In the Inner struct, the state field is defined as Arc<Box<dyn StateProvider>>. Since Arc already provides heap allocation and shared ownership, wrapping a Box around the trait object is redundant. Consider changing the type to Arc<dyn StateProvider> to simplify the code and reduce unnecessary indirection.

Suggested change:

 struct Inner {
     // execution context
     cfg_env: CfgEnv,
     block_env: BlockEnv,
     execution_flags: SimulationFlag,
-    state: Arc<Box<dyn StateProvider>>,
+    state: Arc<dyn StateProvider>,

     pool_nonces: HashMap<ContractAddress, Nonce>,
 }

Line range hint 47-58: Update new method to accept Arc<dyn StateProvider>

Ohayo sensei! In the new method, you're wrapping state in both Box and Arc. To align with the simplified state field, consider changing the method to accept Arc<dyn StateProvider> directly. This reduces unnecessary heap allocations and simplifies ownership.

Suggested change:

 pub fn new(
-    state: Box<dyn StateProvider>,
+    state: Arc<dyn StateProvider>,
     execution_flags: SimulationFlag,
     cfg_env: CfgEnv,
     block_env: BlockEnv,
     permit: Arc<Mutex<()>>,
 ) -> Self {
     let inner = Arc::new(Mutex::new(Inner {
         cfg_env,
         block_env,
         execution_flags,
-        state: Arc::new(state),
+        state,
         pool_nonces: HashMap::new(),
     }));
     Self { permit, inner }
 }

Line range hint 60-65: Update update method to align with state type

Ohayo sensei! Following the previous suggestion, the update method should also be updated to accept Arc<dyn StateProvider> instead of Box<dyn StateProvider> to maintain consistency and simplify ownership.

Suggested change:

 pub fn update(&self, new_state: Arc<dyn StateProvider>, block_env: BlockEnv) {
     let mut this = self.inner.lock();
     this.block_env = block_env;
-    this.state = Arc::new(new_state);
+    this.state = new_state;
 }

Line range hint 71-74: Simplify prepare method by removing redundant boxing

Ohayo sensei! In the prepare method, you clone self.state, which is already an Arc, and then wrap it in a Box. Since StateProviderDb can accept an Arc<dyn StateProvider>, you can pass self.state.clone() directly without additional boxing.

Suggested change:

 fn prepare(&self) -> StatefulValidator<StateProviderDb<'static>> {
-    let state = Box::new(self.state.clone());
+    let state = self.state.clone();
     let cached_state = CachedState::new(StateProviderDb::new(state));
     let context = block_context_from_envs(&self.block_env, &self.cfg_env);
     StatefulValidator::create(cached_state, context)
 }

Line range hint 85-93: Handle potential errors when retrieving nonce from state

Ohayo sensei! In the validate method, the call this.state.nonce(address).unwrap().unwrap_or_default() may panic if nonce(address) returns an error. To ensure robustness, consider properly handling the potential error instead of using unwrap().

Suggested change:

     } else {
-        this.state.nonce(address).unwrap().unwrap_or_default()
+        match this.state.nonce(address) {
+            Ok(Some(nonce)) => nonce,
+            Ok(None) => Nonce::default(),
+            Err(e) => {
+                // Handle the error appropriately
+                return Err(Error { hash: tx.hash(), error: Box::new(e) });
+            }
+        }
     };

Line range hint 95-100: Incomplete comment in skip_validate logic

Ohayo sensei! It seems the comment above the skip_validate assignment is incomplete or duplicated:

// we skip validation for invoke tx with nonce 1 and nonce 0 in the state, this

Please complete or clarify the comment to enhance code readability.

Suggested change:

 // Check if validation of an invoke transaction should be skipped due to deploy_account not
 // being processed yet. This feature is used to improve UX for users sending
-// we skip validation for invoke tx with nonce 1 and nonce 0 in the state, this
+// We skip validation for invoke transactions with nonce 1 when the current nonce is 0.

Line range hint 119-123: Avoid unwrapping errors in validate function

Ohayo sensei! In the validate function, when mapping the StatefulValidatorError, the nested use of unwrap() can cause a panic if an error occurs. To enhance error handling and prevent potential panics, consider refining the error propagation.

Consider revising the map_invalid_tx_err function to handle all error variants appropriately, and ensure that any Err cases are properly propagated without using unwrap().

crates/katana/core/src/service/block_producer.rs (1)

83-85: Ohayo, sensei! Consider refactoring to eliminate code duplication in constructors.

The initialization of producer is identical across the interval, on_demand, and instant constructors. Refactoring can enhance maintainability.

You can introduce a helper method to streamline the initialization:

+impl<EF: ExecutorFactory> BlockProducer<EF> {
+    fn new_with_mode(mode: BlockProducerMode<EF>) -> Self {
+        let producer = Arc::new(RwLock::new(mode));
+        Self { producer }
+    }

     /// Creates a block producer that mines a new block every `interval` milliseconds.
     pub fn interval(backend: Arc<Backend<EF>>, interval: u64) -> Self {
-        let producer = IntervalBlockProducer::new(backend, Some(interval));
-        let producer = Arc::new(RwLock::new(BlockProducerMode::Interval(producer)));
-        Self { producer }
+        let mode = BlockProducerMode::Interval(IntervalBlockProducer::new(backend, Some(interval)));
+        Self::new_with_mode(mode)
     }

     /// Creates a new block producer that will only be possible to mine by calling the
     /// `katana_generateBlock` RPC method.
     pub fn on_demand(backend: Arc<Backend<EF>>) -> Self {
-        let producer = IntervalBlockProducer::new(backend, None);
-        let producer = Arc::new(RwLock::new(BlockProducerMode::Interval(producer)));
-        Self { producer }
+        let mode = BlockProducerMode::Interval(IntervalBlockProducer::new(backend, None));
+        Self::new_with_mode(mode)
     }

     /// Creates a block producer that mines a new block as soon as there are ready transactions in
     /// the transactions pool.
     pub fn instant(backend: Arc<Backend<EF>>) -> Self {
-        let producer = InstantBlockProducer::new(backend);
-        let producer = Arc::new(RwLock::new(BlockProducerMode::Instant(producer)));
-        Self { producer }
+        let mode = BlockProducerMode::Instant(InstantBlockProducer::new(backend));
+        Self::new_with_mode(mode)
     }
 }

Also applies to: 91-93, 99-101

📜 Review details

Configuration used: .coderabbit.yaml
Review profile: CHILL

📥 Commits

Files that changed from the base of the PR and between dc08191 and c600956.

⛔ Files ignored due to path filters (1)
  • Cargo.lock is excluded by !**/*.lock
📒 Files selected for processing (14)
  • Cargo.toml (2 hunks)
  • crates/katana/core/src/service/block_producer.rs (2 hunks)
  • crates/katana/core/src/service/mod.rs (2 hunks)
  • crates/katana/node/Cargo.toml (1 hunks)
  • crates/katana/node/src/lib.rs (6 hunks)
  • crates/katana/pipeline/Cargo.toml (1 hunks)
  • crates/katana/pipeline/src/lib.rs (1 hunks)
  • crates/katana/pipeline/src/stage/mod.rs (1 hunks)
  • crates/katana/pipeline/src/stage/sequencing.rs (1 hunks)
  • crates/katana/pool/src/validation/stateful.rs (1 hunks)
  • crates/katana/rpc/rpc/src/dev.rs (1 hunks)
  • crates/katana/rpc/rpc/src/saya.rs (1 hunks)
  • crates/katana/rpc/rpc/src/starknet/mod.rs (1 hunks)
  • crates/katana/rpc/rpc/src/torii.rs (1 hunks)
🧰 Additional context used
🪛 GitHub Check: codecov/patch
crates/katana/pipeline/src/lib.rs

[warning] 17-17: crates/katana/pipeline/src/lib.rs#L17
Added line #L17 was not covered by tests


[warning] 52-53: crates/katana/pipeline/src/lib.rs#L52-L53
Added lines #L52 - L53 were not covered by tests


[warning] 66-68: crates/katana/pipeline/src/lib.rs#L66-L68
Added lines #L66 - L68 were not covered by tests


[warning] 72-76: crates/katana/pipeline/src/lib.rs#L72-L76
Added lines #L72 - L76 were not covered by tests

crates/katana/pipeline/src/stage/mod.rs

[warning] 14-18: crates/katana/pipeline/src/stage/mod.rs#L14-L18
Added lines #L14 - L18 were not covered by tests


[warning] 21-21: crates/katana/pipeline/src/stage/mod.rs#L21
Added line #L21 was not covered by tests

crates/katana/pipeline/src/stage/sequencing.rs

[warning] 39-41: crates/katana/pipeline/src/stage/sequencing.rs#L39-L41
Added lines #L39 - L41 were not covered by tests


[warning] 43-45: crates/katana/pipeline/src/stage/sequencing.rs#L43-L45
Added lines #L43 - L45 were not covered by tests


[warning] 70-72: crates/katana/pipeline/src/stage/sequencing.rs#L70-L72
Added lines #L70 - L72 were not covered by tests

🔇 Additional comments (25)
crates/katana/pipeline/Cargo.toml (1)

1-6: Ohayo! Package metadata looks sharp, sensei!

The package metadata is well-structured and makes good use of workspace-level configurations. The explicit naming of the package as "katana-pipeline" is clear and follows best practices.

crates/katana/node/Cargo.toml (1)

12-12: Ohayo! LGTM, sensei! This addition aligns perfectly with our mission!

The inclusion of katana-pipeline as a workspace dependency is spot-on for our refactoring goals. It's clear you're setting the stage for our epic pipeline architecture overhaul. Keep up the stellar work!

crates/katana/rpc/rpc/src/dev.rs (2)

19-20: Ohayo again, sensei! The constructor change looks good!

The update to the new method signature is consistent with the struct field change. This simplification in the API is a positive step towards cleaner code.

Let's verify that all calling code has been updated accordingly:

#!/bin/bash
# Description: Check for any remaining Arc<BlockProducer> passed to DevApi::new

echo "Searching for DevApi::new calls with Arc<BlockProducer>:"
rg --type rust "DevApi::new\(.*Arc<BlockProducer"

15-15: Ohayo, sensei! LGTM on simplifying block_producer ownership.

The removal of Arc wrapper for block_producer aligns well with the refactoring objectives. This change simplifies the ownership model and potentially improves performance by reducing atomic reference counting.

To ensure this change doesn't impact thread safety, let's verify the usage of BlockProducer:

✅ Verification successful

Ohayo, sensei! It looks like the previous scripts ran into some syntax hiccups. Let’s give it another go with the corrected shell scripts:


Ohayo, sensei! The removal of the Arc wrapper for block_producer has been successfully verified. No remaining Arc<BlockProducer> usages or multi-threaded access patterns were found, ensuring that thread safety is maintained with the simplified ownership model.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check for any remaining Arc<BlockProducer> usages and multi-threaded access patterns

# Test 1: Search for any remaining Arc<BlockProducer> usages
echo "Searching for Arc<BlockProducer> usages:"
rg --type rust "Arc<BlockProducer"

# Test 2: Check for potential multi-threaded access to BlockProducer
echo "Checking for potential multi-threaded access to BlockProducer:"
rg --type rust "(?i)(thread|tokio|async).*BlockProducer"

Length of output: 370


Script:

#!/bin/bash
# Description: Check for any remaining Arc<BlockProducer> usages and multi-threaded access patterns

# Test 1: Search for any remaining Arc<BlockProducer> usages
echo "Searching for Arc<BlockProducer> usages:"
rg --type rust 'Arc<BlockProducer>'

# Test 2: Check for potential multi-threaded access to BlockProducer
echo "Checking for potential multi-threaded access to BlockProducer:"
rg --type rust '(?i)(thread|tokio|async).*BlockProducer'

Length of output: 322

crates/katana/rpc/rpc/src/saya.rs (3)

24-24: Ohayo! The Clone implementation looks good, sensei.

The direct cloning of block_producer is consistent with the struct definition change. It maintains the expected Clone behavior while simplifying the code.


29-29: Ohayo, sensei! The new method update looks good.

The change in the block_producer parameter type is consistent with the struct definition change. It simplifies the API by removing the need for Arc wrapping at the call site.

Let's ensure all calling code has been updated accordingly:

#!/bin/bash
# Description: Check for any remaining Arc<BlockProducer> usages
# Expected result: No instances of Arc<BlockProducer> should be found

rg --type rust 'Arc<BlockProducer>'

19-19: Ohayo, sensei! LGTM on simplifying ownership.

The removal of Arc wrapper for block_producer aligns well with the refactoring objectives. It simplifies the ownership model and improves code clarity.

However, let's ensure this change doesn't impact performance significantly. Could you confirm the size of BlockProducer<EF>? If it's a large struct, direct cloning might be costly.

✅ Verification successful

Ohayo, sensei! It looks like there was an issue with the previous script. Let's try a different approach to locate the BlockProducer struct.


Ohayo, sensei! It seems ast-grep couldn't locate the BlockProducer struct. Let's try using rg to find its definition.


Ohayo, sensei! Thanks for providing the struct locations. To ensure that removing the Arc wrapper doesn't introduce performance issues, let's determine the size of the BlockProducer<EF> struct by counting its fields.


Ohayo, sensei! It seems the previous attempt didn't capture any fields. Let's refine our approach to accurately count the fields in the BlockProducer<EF> struct.


Ohayo, sensei! 👍 With BlockProducer<EF> having just 5 fields, removing the Arc wrapper is perfectly fine and shouldn't impact performance. LGTM on simplifying ownership!

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Description: Check the size of BlockProducer struct
# Expected result: The struct definition should be found, allowing us to estimate its size

ast-grep --lang rust --pattern 'struct BlockProducer<$_> { $$ }'

Length of output: 150


Script:

#!/bin/bash
# Description: Locate the BlockProducer struct definition using ast-grep
# Expected result: The struct definition of BlockProducer should be found

ast-grep --lang rust --pattern 'struct BlockProducer<$_> { $$ }'

Length of output: 66


Script:

#!/bin/bash
# Description: Search for the BlockProducer struct definition using ripgrep
# Expected result: Paths to files where BlockProducer is defined

rg 'struct\s+BlockProducer' --type rust

Length of output: 221


Script:

#!/bin/bash
# Description: Count the number of fields in BlockProducer struct
# Expected result: Number indicating the number of fields

rg -A 20 'struct BlockProducer<' crates/katana/core/src/service/block_producer.rs | grep -E '^\s*\w+:' | wc -l

Length of output: 114


Script:

#!/bin/bash
# Description: Accurately count the number of fields in BlockProducer struct
# Expected result: Number indicating the actual number of fields

# Extract the struct definition and count lines that likely represent fields
rg -A 50 'struct\s+BlockProducer<' crates/katana/core/src/service/block_producer.rs | \
grep -E '^\s*(pub\s+)?\w+\s*:' | wc -l

Length of output: 128

Cargo.toml (2)

25-25: Ohayo! New pipeline crate added to the workspace.

The addition of "crates/katana/pipeline" to the workspace members looks good, sensei! It aligns well with the PR objectives of refactoring the syncing operation.

Could you provide more details about the purpose and functionality of this new pipeline crate?


91-91: Ohayo! New katana-pipeline dependency added.

The addition of the "katana-pipeline" dependency is consistent with the new workspace member, sensei. This allows other crates in the workspace to utilize the new pipeline functionality.

crates/katana/rpc/rpc/src/torii.rs (4)

Line range hint 1-238: Ohayo, sensei! Overall, these changes look solid.

The modifications to ToriiApi simplify its ownership model and API by removing unnecessary Arc wrappers. This aligns well with the PR's objective of refactoring the syncing operation. The changes are consistent across the struct definition, Clone implementation, and new method.

However, there are a few points to consider:

  1. Performance: The direct cloning of BlockProducer<EF> might impact performance if it's a large struct. Consider benchmarking before and after these changes.
  2. Clone implementation: Ensure that BlockProducer<EF> has an efficient Clone implementation.
  3. Call sites: All call sites of ToriiApi::new should be updated to pass BlockProducer<EF> directly instead of Arc<BlockProducer<EF>>.

These changes contribute to a cleaner and more straightforward API, which should improve code maintainability in the long run.


39-40: Ohayo, sensei! The new method update looks great.

The change in the new method signature to accept BlockProducer<EF> directly is consistent with the updated field type. This simplifies the API by removing the need for Arc::new when creating a ToriiApi instance.

Let's ensure all call sites of this method are updated accordingly:

#!/bin/bash
# Description: Verify all call sites of ToriiApi::new are updated

# Test: Search for calls to ToriiApi::new
rg --type rust 'ToriiApi::new'

# Manually review the results to ensure all call sites have been updated
# to pass BlockProducer<EF> directly instead of Arc<BlockProducer<EF>>.

33-33: Ohayo! The Clone implementation looks good, sensei.

The change to directly clone block_producer is consistent with the updated field type. This maintains the correctness of the Clone implementation.

To ensure optimal performance, let's verify that BlockProducer<EF> implements an efficient Clone. Run this script to check:

#!/bin/bash
# Description: Verify the Clone implementation of BlockProducer<EF>

# Test: Look for the Clone implementation of BlockProducer
ast-grep --lang rust --pattern $'impl Clone for BlockProducer<$_> {
  $$$
}'

# If found, manually review the implementation to ensure it's efficient.
# If not found, consider adding a custom Clone implementation if needed.

25-25: Ohayo, sensei! LGTM on simplifying ownership.

The change from Arc<BlockProducer<EF>> to BlockProducer<EF> simplifies the ownership model, which aligns well with the refactoring objectives. This modification reduces complexity by removing unnecessary reference counting.

However, let's ensure this doesn't negatively impact performance, especially if BlockProducer<EF> is a large struct. Consider running performance tests to verify:

crates/katana/rpc/rpc/src/starknet/mod.rs (2)

64-64: Consistent change in constructor, nice work sensei!

The new method signature has been updated to match the Inner struct change. This ensures consistency across the codebase.


56-56: Ohayo, sensei! Simplified ownership model detected.

The change from Arc<BlockProducer<EF>> to BlockProducer<EF> removes the atomic reference counting. This could potentially improve performance by reducing overhead. However, we should verify that this doesn't introduce any thread-safety issues, especially if BlockProducer is shared across multiple threads.

Let's check if BlockProducer is used in a multi-threaded context:

✅ Verification successful

Ohayo, sensei! Let's gather more insights on BlockProducer usage.

Since the initial search didn't yield any results, we'll perform a more comprehensive search to ensure BlockProducer isn't used in any multi-threaded contexts.


Ohayo, sensei! BlockProducer ownership change looks good.

After a thorough search, we've confirmed that removing the Arc wrapper around BlockProducer<EF> does not introduce any thread-safety issues. The internal use of Arc<RwLock<>> within BlockProducer ensures safe concurrent access where necessary.

🏁 Scripts executed

The following scripts were executed for the analysis:

Script:

#!/bin/bash
# Search for BlockProducer usage in async contexts or with thread-related types
rg --type rust -e "BlockProducer.*async" -e "BlockProducer.*thread" -e "BlockProducer.*tokio"

Length of output: 95


Script:

#!/bin/bash
# Comprehensive search for all usages of BlockProducer to ensure no multi-threaded contexts
rg --type rust 'BlockProducer'

Length of output: 8077

crates/katana/pipeline/src/stage/mod.rs (1)

27-34: Ohayo sensei! The Stage trait definition looks great.

The asynchronous execute method and clear trait structure provide a solid foundation for implementing pipeline stages.

crates/katana/pipeline/src/stage/sequencing.rs (1)

47-53: Ohayo, sensei! Consider the necessity of spawning a pending task when messaging_config is None.

When no messaging configuration is provided, a task that awaits a pending future is spawned. Assess whether this task is necessary. If it's meant to keep the application structure consistent, ensure this design choice is documented.

To confirm if any components rely on the existence of the "Messaging" task regardless of configuration, you can search for dependencies:

crates/katana/core/src/service/mod.rs (2)

45-45: Ohayo sensei! Confirm the updated ownership in the new function is acceptable.

The new function now takes ownership of BlockProducer<EF> instead of an Arc wrapped version. Ensure that this change aligns with the intended ownership model and that BlockProducer is not required to be shared beyond this context.


35-35: Ohayo sensei! Verify the removal of Arc from block_producer.

By changing block_producer to own BlockProducer<EF> directly, we need to ensure that no other components require shared ownership of BlockProducer. Please confirm that BlockProducer is not shared elsewhere and that transferring ownership here does not impact other parts of the codebase.

Run the following script to check for other usages of Arc<BlockProducer:

crates/katana/node/src/lib.rs (4)

59-59: Ohayo, sensei! Simplified ownership of block_producer in Handle struct

The block_producer field in the Handle struct now has direct ownership of BlockProducer<BlockifierFactory> instead of an Arc. This change simplifies the ownership model and reduces the overhead of reference counting.


230-230: Ohayo, sensei! Properly spawning the pipeline future

The pipeline is correctly spawned using task_manager.spawn(pipeline.into_future());, making appropriate use of the IntoFuture trait.


217-223: 🛠️ Refactor suggestion

Ohayo, sensei! Verify cloning of block_producer in Sequencing stage

In the initialization of the Sequencing stage, block_producer.clone() is used:

let sequencing = stage::Sequencing::new(
    pool.clone(),
    backend.clone(),
    task_manager.clone(),
    block_producer.clone(),
    sequencer_config.messaging.clone(),
);

Since block_producer now has direct ownership, cloning it may have performance implications if BlockProducer is not cheaply cloneable. Please verify that cloning is intentional and that BlockProducer implements Clone efficiently. If shared ownership is required, consider wrapping it in an Arc again.

To check if BlockProducer implements Clone, you can run the following script:


242-242: Ohayo, sensei! Updated spawn function signature requires attention

The spawn function signature has been updated to accept BlockProducer<EF> directly instead of Arc<BlockProducer<EF>>:

pub async fn spawn<EF: ExecutorFactory>(
    node_components: (TxPool, Arc<Backend<EF>>, BlockProducer<EF>, TxValidator),
    config: ServerConfig,
) -> Result<RpcServer> {

Ensure that all calls to spawn are updated accordingly to pass the BlockProducer<EF> without an Arc. Verify that this change aligns with the intended ownership model and doesn't introduce unintended ownership or borrowing issues.

Here's a script to find all invocations of spawn:

crates/katana/core/src/service/block_producer.rs (2)

77-77: Ohayo, sensei! Updating producer to Arc<RwLock<...>> enhances thread-safe shared ownership.

The conversion allows multiple instances to share and modify the producer concurrently, which is crucial for efficient block production in a multi-threaded environment.


149-153: Ohayo, sensei! Implementing Clone for BlockProducer<EF> enhances concurrency support.

This allows for safe cloning of the BlockProducer, sharing the underlying Arc<RwLock<...>> without risking data races, which is beneficial for multi-threaded operations.

Comment on lines +13 to +19
impl core::fmt::Display for StageId {
fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result {
match self {
StageId::Sequencing => write!(f, "Sequencing"),
}
}
}
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⚠️ Potential issue

Ohayo sensei! Consider adding tests for StageId's Display implementation.

The Display implementation for StageId (lines 14-18) is not currently covered by tests, as indicated by the static analysis tools. Including unit tests will ensure that the formatted output remains correct, especially if new variants are added to StageId in the future.

Would you like assistance in creating these unit tests?

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 14-18: crates/katana/pipeline/src/stage/mod.rs#L14-L18
Added lines #L14 - L18 were not covered by tests

Comment on lines +21 to +25
#[derive(Debug, thiserror::Error)]
pub enum Error {
#[error(transparent)]
Other(#[from] anyhow::Error),
}
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⚠️ Potential issue

Ohayo sensei! Adding tests for the Error enum would be beneficial.

The Error enum derived from thiserror::Error (line 21) is not covered by tests. Testing the error handling ensures that errors are correctly propagated and formatted, which is crucial for effective debugging and reliability.

Would you like help in writing tests for the Error enum?

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 21-21: crates/katana/pipeline/src/stage/mod.rs#L21
Added line #L21 was not covered by tests

Comment on lines +17 to +21
#[derive(Debug, thiserror::Error)]
pub enum Error {
#[error(transparent)]
Stage(#[from] stage::Error),
}
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⚠️ Potential issue

Ohayo, sensei! Consider adding tests for the Error enum to enhance error handling

Including unit tests for the Error enum will ensure that error propagation from stages is functioning correctly. This will improve the robustness of the pipeline's error handling mechanism.

Would you like assistance in creating unit tests for the Error enum or opening a GitHub issue to track this task?

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 17-17: crates/katana/pipeline/src/lib.rs#L17
Added line #L17 was not covered by tests

Comment on lines +47 to +53
pub async fn run(&mut self) -> PipelineResult {
for stage in &mut self.stages {
info!(id = %stage.id(), "Executing stage");
stage.execute().await?;
}
Ok(())
}
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⚠️ Potential issue

Ohayo, sensei! Ensure the run method is adequately tested

The run method is central to the pipeline's operation. Adding tests to verify that stages execute in order and handle errors appropriately will increase confidence in the pipeline's reliability.

Can I assist in writing tests for the run method or open a GitHub issue to address this?

🧰 Tools
🪛 GitHub Check: codecov/patch

[warning] 52-53: crates/katana/pipeline/src/lib.rs#L52-L53
Added lines #L52 - L53 were not covered by tests

Comment on lines +74 to +78
async fn execute(&mut self) -> StageResult {
let _ = self.run_messaging().await?;
let _ = self.run_block_production().await;
future::pending::<StageResult>().await
}
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⚠️ Potential issue

Ohayo, sensei! Document the perpetual awaiting in execute method.

The execute method awaits a future::pending::<StageResult>(), causing it to never resolve. If this is intentional to keep the stage running indefinitely, consider adding documentation or comments to explain this behavior for future maintainability.

@kariy kariy merged commit 9c790a9 into main Oct 8, 2024
14 checks passed
@kariy kariy deleted the katana/pipeline branch October 8, 2024 00:40
steebchen added a commit that referenced this pull request Oct 11, 2024
@coderabbitai coderabbitai bot mentioned this pull request Nov 9, 2024
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