v3: Improve performance of Adaptor Middleware #3078
Conversation
gaby
requested review from
sixcolors,
ReneWerner87 and
efectn
and removed request for
a team
WalkthroughThe changes focus on optimizing the Changes
Poem
Thank you for using CodeRabbit. We offer it for free to the OSS community and would appreciate your support in helping us grow. If you find it useful, would you consider giving us a shout-out on your favorite social media? 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 as PR comments)
Additionally, you can add CodeRabbit Configuration File (
|
gaby
changed the title
Codecov ReportAll modified and coverable lines are covered by tests ✅
Additional details and impacted files@@ Coverage Diff @@
## main #3078 +/- ##
==========================================
+ Coverage 83.10% 83.14% +0.03%
==========================================
Files 115 115
Lines 8321 8328 +7
==========================================
+ Hits 6915 6924 +9
+ Misses 1076 1075 -1
+ Partials 330 329 -1
Flags with carried forward coverage won't be shown. Click here to find out more. ☔ View full report in Codecov by Sentry. |
![coderabbitai[bot]](https://avatars.githubusercontent.com/in/347564?s=60&v=4){kind=small}
There was a problem hiding this comment.
Actionable comments posted: 0
Review details
Configuration used: CodeRabbit UI
Review profile: CHILL
Files selected for processing (2)
- docs/whats_new.md (1 hunks)
- middleware/adaptor/adaptor.go (5 hunks)
Additional comments not posted (7)
middleware/adaptor/adaptor.go (5)
17-21: Approved the introduction ofsync.Poolfor managingfasthttp.RequestCtxinstances.The use of
sync.Poolis a good practice for reducing memory allocations and improving performance. Ensure thatfasthttp.RequestCtxobjects are properly reset before reuse to avoid any side effects.
169-173: Approved the use ofctxPoolinhandlerFuncfor acquiring and releasingfasthash.RequestCtx.The implementation correctly utilizes the pool to manage
fasthttp.RequestCtxinstances, which should help in reducing memory allocations and improving performance. Verify that contexts are correctly acquired and released.
191-191: Approved the response conversion inhandlerFunc.The conversion from
fasthttp.RequestCtxtonet/httpresponse is implemented correctly. Verify that all headers and status codes are correctly transferred to ensure a seamless client experience.
137-137: Verify error handling inhandlerFunc.Ensure that errors during the request body copying are correctly handled and that appropriate HTTP error responses are sent to the client.
Also applies to: 152-152
Verification successful
The error handling in
handlerFuncis correctly implemented.
- If an error occurs during the body copying process, an HTTP 500 error response is sent to the client.
Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify error handling in `handlerFunc`. # Test: Search for error handling patterns in the function. rg --type python -A 5 $'handlerFunc'Length of output: 66
Script:
#!/bin/bash # Description: Verify error handling in `handlerFunc`. # Test: Search for the handlerFunc definition and inspect error handling. rg --type go -A 10 'func handlerFunc' middleware/adaptor/adaptor.goLength of output: 438
Script:
#!/bin/bash # Description: Verify error handling in `handlerFunc`. # Test: Search for the complete error handling in handlerFunc. rg --type go -A 20 'func handlerFunc' middleware/adaptor/adaptor.goLength of output: 717
93-98: Verify the handling of HTTP headers and context in middleware.Ensure that HTTP headers are not overwritten unintentionally and that the context copying from
http.Requesttofiber.Ctxis done efficiently.Verification successful
Verified the handling of HTTP headers and context in middleware.
The
HTTPMiddlewarefunction correctly handles the setting of HTTP method, URI, and headers from thehttp.Requestto thefiber.Ctx, ensuring that headers are not unintentionally overwritten and context is copied efficiently.
middleware/adaptor/adaptor.golines 93-98Scripts executed
The following scripts were executed for the analysis:
Script:
#!/bin/bash # Description: Verify the handling of headers and context in middleware. # Test: Search for the function usage and check for potential header overwrites. rg --type python -A 5 $'HTTPMiddleware'Length of output: 69
Script:
#!/bin/bash # Description: Verify the handling of headers and context in middleware. # Test: Search for the function usage and check for potential header overwrites. rg --type go -A 5 HTTPMiddlewareLength of output: 1380
Script:
#!/bin/bash # Description: Extract the full implementation of the HTTPMiddleware function to review header handling. # Extract the HTTPMiddleware function implementation. ast-grep --lang go --pattern $'func HTTPMiddleware($_) $_ { $$$ }'Length of output: 1839
docs/whats_new.md (2)
257-284: Impressive documentation on Adaptor middleware improvements.The documentation clearly outlines the significant performance improvements in the Adaptor middleware, including detailed metrics. This aligns well with the PR objectives and provides users with a clear understanding of the benefits.
- Execution Time: The improvements are consistently above 40%, which is a great enhancement.
- Memory Usage: The reductions are impressive, nearly 90% in most cases.
- Allocations: The reduction to 5 allocs/op from 16 is substantial.
This section is well-documented and provides valuable information to the users about the improvements. It's also good to see the detailed metrics for different payload sizes, which helps in understanding the scalability of the improvements.
Line range hint
1-284: General Documentation Review: Comprehensive and InformativeOverall, the documentation is comprehensive and covers a wide range of changes and improvements in Fiber v3. The migration guides are detailed, providing users with clear instructions on how to adapt their existing applications to the new version. The use of caution labels in draft sections is a good practice, ensuring that users are aware these sections are not finalized.
Here are a few suggestions for improvement:
- Ensure all draft sections are completed before the final release to provide users with full information.
- Consider adding more examples where significant changes are introduced, especially in areas like the new routing and middleware registration methods, to help users better understand the new patterns.
The documentation effectively communicates the enhancements and changes, making it easier for users to transition to the new version.
Tools
LanguageTool
[grammar] ~287-~287: Do not use the singular ‘a’ before the plural noun ‘conditions’.
Context: ...ache management, allowing you to define a custom conditions for invalidating cache entries. ### CO...(VB_A_JJ_NNS)
* Improve performance of adaptor middleware by over 50% * Update whats_new documentation * Remove fasthttp.Request pool * Update whats_new.md
Description
Improve performance of the Adaptor middleware by using
sync.Poolto re-usefasthttp.RequestCtxobjects.Overall Percent Change
Summary of Results
Run 1 (Current main branch):
Run 2 (This pull request)
Type of change