0.1.0 #43
0.1.0 #43
Conversation
Removed RabbitMQ and its related components (broker, publisher, subscriber, rmq) in favor of NATS for messaging. Simplified the codebase by replacing redundant queue handling logic, updated route handling, and improved error reporting and response handling with NATS integration. Updated versioning and build scripts accordingly.
Introduced tracking of request processing duration using `std::time::Instant`. The elapsed time is now logged alongside request details to improve performance monitoring and debugging.
WalkthroughThis pull request represents a significant architectural shift in the microservice, transitioning from RabbitMQ to NATS for messaging, and rewriting the service from Go to Rust. The changes span multiple files, updating dependencies, configuration, and core implementation. The version has been incremented from 0.0.15 to 0.1.0, reflecting the substantial modifications to the service's messaging infrastructure and overall design. Changes
Sequence DiagramsequenceDiagram
participant Client
participant WebServer
participant NATS
participant Backend
Client->>WebServer: HTTP Request
WebServer->>NATS: Publish Request
NATS-->>Backend: Forward Request
Backend-->>NATS: Send Response
NATS-->>WebServer: Deliver Response
WebServer->>Client: HTTP Response
Poem
🪧 TipsChatThere are 3 ways to chat with CodeRabbit:
Note: Be mindful of the bot's finite context window. It's strongly recommended to break down tasks such as reading entire modules into smaller chunks. For a focused discussion, use review comments to chat about specific files and their changes, instead of using the PR comments. CodeRabbit Commands (Invoked using PR comments)
Other keywords and placeholders
CodeRabbit Configuration File (
|
![coderabbitai[bot]](https://avatars.githubusercontent.com/in/347564?s=60&v=4){kind=small}
There was a problem hiding this comment.
Actionable comments posted: 7
🔭 Outside diff range comments (1)
.github/workflows/main.yml (1)
Docker build cache strategy needs improvement for version management
The current configuration shows potential inefficiencies in the Docker build cache strategy:
- The build is using a fixed
http2-latesttag for bothcache-fromandcache-to, while building versionhttp2-0.1.0- This means all versions share the same cache, which could lead to:
- Cache pollution between different versions
- Unnecessary cache invalidation when versions diverge
- Increased storage usage as the cache grows without bounds
Recommendations:
- Use version-specific cache tags:
http2-0.1.x-cachefor better isolation- Implement a cache cleanup job for older versions
- Consider using Docker's build cache backend (like BuildKit) for more efficient caching
🔗 Analysis chain
Line range hint
49-62: Verify cache configuration for optimal build performance.The cache configuration uses the
http2-latesttag. For version-specific builds, consider:
- Using version-specific cache tags
- Implementing cache pruning strategy
🏁 Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Check current cache usage and tags curl -s -H "Authorization: Bearer $DOCKER_TOKEN" \ "https://hub.docker.com/v2/repositories/${{ secrets.DOCKER_HUB_USERNAME }}/swup/tags/" | \ jq '.results[] | select(.name | contains("http2-")) | {name: .name, last_updated: .last_updated}'Length of output: 273
Script:
#!/bin/bash # Let's check the workflow file for cache configuration patterns rg -A 5 "cache-from|cache-to" .github/workflows/main.yml # Also check for any other Docker-related cache configurations rg "docker.*cache" .github/workflows/main.yml # Look for any version or tag patterns in the workflow rg "tags:|version:" .github/workflows/main.ymlLength of output: 725
📜 Review details
Configuration used: CodeRabbit UI
Review profile: ASSERTIVE
Plan: Pro
⛔ Files ignored due to path filters (1)
Cargo.lockis excluded by!**/*.lock
📒 Files selected for processing (14)
.github/workflows/main.yml(2 hunks)Cargo.toml(2 hunks)Dockerfile(2 hunks)Makefile(1 hunks)config.json(2 hunks)readme.md(1 hunks)src/broker.rs(0 hunks)src/conf.rs(1 hunks)src/handlers.rs(4 hunks)src/main.rs(3 hunks)src/publisher.rs(0 hunks)src/rmq.rs(0 hunks)src/routes.rs(2 hunks)src/subscriber.rs(0 hunks)
💤 Files with no reviewable changes (4)
- src/publisher.rs
- src/rmq.rs
- src/broker.rs
- src/subscriber.rs
🧰 Additional context used
🪛 LanguageTool
readme.md
[uncategorized] ~6-~6: This verb does not appear to agree with the subject. Consider using a different form.
Context: ...er to handle incoming HTTP requests and forward them for asynchronous processing by a b...
(AI_EN_LECTOR_REPLACEMENT_VERB_AGREEMENT)
🔇 Additional comments (36)
src/conf.rs (2)
22-22: New nats field complements the switch to NATS.
This line properly introduces a NATS configuration field, aligning with the removal of the RabbitMQ field.
34-34: Improved default value handling.
Using unwrap_or_else for CFG_PATH provides a clear fallback to ./config.json. Good simplification over the previous match statement approach.
src/main.rs (5)
1-1: Enforcing warnings as errors improves code quality.
#![deny(warnings)] ensures that all warnings must be resolved before build completion, preventing technical debt.
4-4: Importing SinkExt from futures.
This import is presumably used for advanced asynchronous functionality (e.g., sending messages). Ensure it’s utilized or remove if unused.
8-8: Expanded networking imports.
The introduction of Ipv4Addr and SocketAddr is consistent with explicit server address binding.
54-54: Passing NATS client to route builder.
This is a clear approach for centralizing resource usage in route handlers. Nicely done.
77-77: Graceful NATS client close.
Closing the NATS client when shutting down ensures clean disconnection. Confirm whether error outcomes from .close() need special handling/logging.
src/handlers.rs (15)
1-1: Imports for structured error handling.
Inclusion of Error and Errors fosters consistent error serialization. Ensure these error structures remain aligned with your JSON:API spec usage.
14-14: Using rmp_serde::Serializer.
MessagePack serialization can be efficient. Confirm that all consumers are compatible with this format.
45-50: Refactored not_found handler.
Using a centralized create_error_response consistently handles JSON:API error formatting. Good approach.
64-68: Gathering request context.
Capturing a new UUID and timestamp is an excellent approach for monitoring or tracing requests.
73-73: Optional token extraction with fallback.
map_or_else for the authorization token usage is concise and robust.
79-82: Setting up custom NATS HeaderMap.
Storing the request ID in headers can facilitate cross-service request traceability.
84-88: Serializing the request with MessagePack.
Combining Vec<u8> buffer allocation and rmp_serde::Serializer is a standard approach for NATS message encoding.
90-90: Explicit status_code variable.
Storing status code in a separate variable fosters consistent logging later in the flow.
92-101: NATS request usage.
Requests with headers allow for passing custom metadata (like a status code). Great usage of request_with_headers.
103-107: Timeout error handling.
Uses StatusCode::REQUEST_TIMEOUT upon NATS error, plus logging. Good practice for debugging message flow issues.
111-118: Logging to capture performance metrics.
Logging elapsed_time can help gauge performance hotspots. This is beneficial for monitoring.
123-128: Centralized JSON:API error response builder.
Encapsulating error response creation clarifies error handling.
131-133: Populating JSON:API error fields.
Ensures a structured error output for clients.
142-142: Setting the status code on the builder.
Combines data serialization with the correct HTTP status. Straightforward approach.
151-154: Centralized JSON:API success response builder.
Similarly, create_response fosters uniform success responses with minimal repetition in your handlers.
src/routes.rs (5)
1-1: Introducing async_nats::Client for router-level injection.
This replacement signals the removal of RabbitMQ-based services in favor of direct NATS usage.
8-8: Shared NATS usage.
Using Arc<RwLock<>> ensures concurrency across routes, matching the approach in main.rs.
15-15: Defining API_V1 constant.
This adds clarity and consistency for versioned routes.
19-19: Passing NATS client to router builder.
Swapping out the old broker/publisher references for the NATS client aligns with the broader message system transition.
32-79: Refactored routes referencing API_V1.
Replacing hardcoded endpoints with format!("{}/...", API_V1) fosters easy versioning changes. Each route calls the unified proxy method or dedicated handlers, consistent with the newly introduced NATS-based flow.
Makefile (2)
5-5: Refined Clippy lint command.
--allow-staged can help ensure that partially committed changes are properly linted while in development.
8-9: Docker build and push version bump.
Upgrading from http2-0.0.15 to http2-0.1.0 aligns with the semver jump. Remember to update references down the line.
config.json (2)
17-17: Confirm impact of disabling debug mode
The debug mode has been disabled. Ensure proper logging and monitoring are in place for production troubleshooting.
4-6: 🧹 Nitpick (assertive)
Verify NATS configuration completeness
The NATS configuration appears minimal. Consider whether authentication credentials are required for your NATS setup. Also, the hardcoded internal domain might need to be configurable for different environments.
Consider:
- Using environment variables for the host value
- Adding authentication if required
- Adding connection options like timeout, max reconnects, etc.
readme.md (1)
6-6: 🧹 Nitpick (assertive)
Fix grammar in service description
The verb agreement needs correction in this sentence.
-It acts as a web server to handle incoming HTTP requests and forward them for asynchronous processing by a backend service.
+It acts as a web server to handle incoming HTTP requests and forwards them for asynchronous processing by a backend service.Likely invalid or redundant comment.
🧰 Tools
🪛 LanguageTool
[uncategorized] ~6-~6: This verb does not appear to agree with the subject. Consider using a different form.
Context: ...er to handle incoming HTTP requests and forward them for asynchronous processing by a b...
(AI_EN_LECTOR_REPLACEMENT_VERB_AGREEMENT)
Dockerfile (2)
11-11: 🧹 Nitpick (assertive)
Verify Alpine base image security
The Alpine base image has been updated to 3.21. Ensure there are no known vulnerabilities in this version.
Consider implementing container scanning in your CI/CD pipeline to regularly check for security vulnerabilities in base images.
1-1: Verify Rust version compatibility
The Rust version has been updated to 1.83.0. Ensure all dependencies are compatible with this version.
Run the following to check dependency compatibility:
✅ Verification successful
Rust 1.83.0 update appears compatible with the project
Based on the verification:
- No explicit MSRV (Minimum Supported Rust Version) is specified in Cargo.toml or through rust-toolchain files
- All dependencies use semantic versioning with caret requirements (^), which ensures compatibility with minor version updates
- No complex build scripts or toolchain-specific configurations were found
- The project uses standard dependencies (tokio, axum, uuid) that are well-maintained and compatible with Rust 1.83.0
🏁 Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash
# Check if Cargo.toml exists and contains version constraints
if [ -f "Cargo.toml" ]; then
echo "Checking Rust version requirements in dependencies..."
rg 'rust-version' Cargo.toml -A 2
echo "Checking for version-specific features or dependencies..."
rg '^\[.*\]' Cargo.toml -A 5
fi
Length of output: 738
Script:
#!/bin/bash
# Let's check for any Rust-specific configuration files and MSRV indicators
echo "Checking for rust-toolchain.toml..."
if [ -f "rust-toolchain.toml" ]; then
cat rust-toolchain.toml
fi
echo -e "\nChecking for rust-toolchain file..."
if [ -f "rust-toolchain" ]; then
cat rust-toolchain
fi
echo -e "\nChecking for .cargo/config.toml..."
if [ -f ".cargo/config.toml" ]; then
cat ".cargo/config.toml"
fi
# Let's also check if there are any build.rs files that might have version-specific code
echo -e "\nChecking for build.rs files..."
fd "build.rs$"
Length of output: 439
Cargo.toml (2)
3-3: Version bump appropriately reflects breaking changes.
The increment to 0.1.0 correctly follows semantic versioning for the architectural changes (Go to Rust, RabbitMQ to NATS).
25-26: Verify NATS client version compatibility.
The async-nats dependency is pinned to 0.38.0 while other dependencies use caret requirements. Consider using a caret requirement for consistency unless there's a specific reason for version pinning.
| pub allowed_origins: Vec<String>, | ||
| pub is_debug: bool, | ||
| } | ||
|
|
||
| #[derive(Deserialize, Clone)] | ||
| pub struct RmqConf { | ||
| pub struct NatsConf { |
There was a problem hiding this comment.
🧹 Nitpick (assertive)
Consider naming clarity or additional NATS configuration.
Currently, NatsConf includes only a host field. For potential expansion (e.g., credentials, port, or TLS settings), consider clarifying the field name (like url) or adding more fields.
| let nats_client = Arc::new(RwLock::new( | ||
| async_nats::ConnectOptions::new() | ||
| .ping_interval(std::time::Duration::from_secs(10)) | ||
| .request_timeout(Some(std::time::Duration::from_secs(10))) | ||
| .connect(conf.nats.host) | ||
| .await?, | ||
| )); |
There was a problem hiding this comment.
🧹 Nitpick (assertive)
Establishing concurrent-safe NATS client.
Wrapping the NATS client in Arc<RwLock<>> ensures safe concurrent access and straightforward usage across async functions. Check if you need the extra overhead of RwLock or if Arc<Mutex<>> would suffice, given usage patterns.
| tokio::task::spawn(async move { broker.run(router_shutdown_notify).await }), | ||
| tokio::task::spawn(async move { sub_svc.run(sub_svc_shutdown_notify).await }), | ||
| ); | ||
| let result = tokio::try_join!(tokio::task::spawn(server),); |
There was a problem hiding this comment.
🧹 Nitpick (assertive)
Excessive usage of tokio::try_join! for a single future.
We’re awaiting only one task. If there’s no intention to add more concurrency soon, consider using .await directly for readability.
|
|
||
| use super::events::HttpReq; | ||
| use super::responses::statuses::{Attributes, Statuses, StatusesData}; | ||
|
|
||
| const TIMEOUT: u64 = 30; | ||
| const SUBJECT: &str = "http"; |
There was a problem hiding this comment.
🧹 Nitpick (assertive)
Defining a static subject for NATS.
Hardcoding "http" as the subject may be enough for your architecture. If more subjects are needed later, consider enumerations or config.
| @@ -79,119 +59,102 @@ | |||
| Path(user_values): Path<HashMap<String, String>>, | |||
| Query(query_args): Query<HashMap<String, String>>, | |||
| authorization: Option<TypedHeader<Authorization<Bearer>>>, | |||
| Extension(pub_svc): Extension<Arc<RwLock<Publisher>>>, | |||
| Extension(broker): Extension<Arc<Broker>>, | |||
| Extension(nats): Extension<Arc<RwLock<Client>>>, | |||
There was a problem hiding this comment.
🧹 Nitpick (assertive)
Accepting the NATS client in proxy.
Passing in Arc<RwLock<Client>> allows flexible messaging calls within handlers. Ensure lock usage is minimized to avoid performance overhead.
| The second version of a lightweight microservice, rewritten from Go to Rust. | ||
| It acts as a web server to handle incoming HTTP requests and forward them for asynchronous processing by a backend service. | ||
| This version uses NATS for messaging, ensuring high performance, scalability, and reliability. |
There was a problem hiding this comment.
🧹 Nitpick (assertive)
Consider enhancing documentation
While the current description effectively communicates the architectural changes, consider adding:
- Configuration guide for NATS setup
- Migration guide from v1 (Go/RabbitMQ) to v2 (Rust/NATS)
- Performance comparison between old and new versions
🧰 Tools
🪛 LanguageTool
[uncategorized] ~6-~6: This verb does not appear to agree with the subject. Consider using a different form.
Context: ...er to handle incoming HTTP requests and forward them for asynchronous processing by a b...
(AI_EN_LECTOR_REPLACEMENT_VERB_AGREEMENT)
| @@ -46,7 +46,7 @@ jobs: | |||
| context: . | |||
| file: Dockerfile | |||
| push: false | |||
| tags: ${{ secrets.DOCKER_HUB_USERNAME }}/swup:http2-0.0.15 | |||
| tags: ${{ secrets.DOCKER_HUB_USERNAME }}/swup:http2-0.1.0 | |||
There was a problem hiding this comment.
🧹 Nitpick (assertive)
Docker image tags are consistent with package version.
The Docker image tags have been correctly updated to match the 0.1.0 version bump.
Consider the following improvements to the CI/CD pipeline:
- Add multi-architecture support using matrix builds
- Include automated testing step before building
- Consider using Docker image digest pinning for better reproducibility
Also applies to: 60-60
Switching from rabbitmq to nats