feat: embedded web ui #1182
feat: embedded web ui #1182
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faddat
requested review from
chalabi2,
joe-bowman,
minhngoc274 and
tuantran1702
as code owners
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WalkthroughThe recent update introduces a web UI functionality to the application by embedding static files to be served through a basic HTTP server. This significant enhancement facilitates user interaction by allowing access to a web interface, potentially transforming how users interact with the application and manage its features. Changes
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| func main() { | ||
| cmdcfg.SetupConfig() | ||
| cmdcfg.RegisterDenoms() | ||
| webui.UI() // Start the web server. TODO: ensure that this is easy for operators to turn off, and that it handles cors or whatever. |
Check notice
Code scanning / devskim
A "TODO" or similar was left in source code, possibly indicating incomplete functionality Note
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Review Status
Actionable comments generated: 2
Configuration used: CodeRabbit UI
Files ignored due to path filters (1)
go.work.sumis excluded by:!**/*.sum
Files selected for processing (2)
- cmd/quicksilverd/main.go (1 hunks)
- web-ui/embed.go (1 hunks)
Additional comments: 3
web-ui/embed.go (2)
- 3-7: The import statements are correctly defined, including essential packages for embedding files and handling HTTP requests.
- 10-11: Using Go's
embedpackage to serve static files is a good practice for embedding a web UI. This approach ensures that the web UI's static files are packaged with the application binary, simplifying deployment.cmd/quicksilverd/main.go (1)
- 13-13: The import statement correctly includes the
web-uipackage, allowing themainfunction to start the web UI server.
| func UI() { | ||
| http.Handle("/", http.FileServer(http.FS(webFS))) | ||
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| server := &http.Server{ | ||
| Addr: ":8080", | ||
| Handler: nil, // Use default mux | ||
| ReadTimeout: 5 * time.Second, | ||
| WriteTimeout: 10 * time.Second, | ||
| IdleTimeout: 15 * time.Second, | ||
| } | ||
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| err := server.ListenAndServe() | ||
| if err != nil { | ||
| fmt.Println("Error starting embedded web app server: ", err) | ||
| } |
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The UI function correctly sets up an HTTP server to serve the embedded web UI. However, there are a few areas for improvement:
- Error Handling: The error from
ListenAndServeis printed but not returned. It's generally a good practice to return errors to the caller, allowing for more flexible error handling. - Hardcoded Port: The server listens on a hardcoded port
:8080. Consider making the port configurable through environment variables or a configuration file to enhance flexibility. - Default Handler: The comment on line 18 mentions using the default mux, but it's implicitly done by passing
nilas theHandler. It might be helpful to explicitly mention thathttp.DefaultServeMuxis used whennilis passed for clarity.
func UI() error {
http.Handle("/", http.FileServer(http.FS(webFS)))
+ port := os.Getenv("WEB_UI_PORT")
+ if port == "" {
+ port = "8080" // Default port
+ }
server := &http.Server{
- Addr: ":8080",
+ Addr: ":" + port,
Handler: nil, // Use default mux (http.DefaultServeMux)
ReadTimeout: 5 * time.Second,
WriteTimeout: 10 * time.Second,
IdleTimeout: 15 * time.Second,
}
err := server.ListenAndServe()
if err != nil {
fmt.Println("Error starting embedded web app server: ", err)
+ return err
}
+ return nil
}Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation.
| func UI() { | |
| http.Handle("/", http.FileServer(http.FS(webFS))) | |
| server := &http.Server{ | |
| Addr: ":8080", | |
| Handler: nil, // Use default mux | |
| ReadTimeout: 5 * time.Second, | |
| WriteTimeout: 10 * time.Second, | |
| IdleTimeout: 15 * time.Second, | |
| } | |
| err := server.ListenAndServe() | |
| if err != nil { | |
| fmt.Println("Error starting embedded web app server: ", err) | |
| } | |
| func UI() error { | |
| http.Handle("/", http.FileServer(http.FS(webFS))) | |
| port := os.Getenv("WEB_UI_PORT") | |
| if port == "" { | |
| port = "8080" // Default port | |
| } | |
| server := &http.Server{ | |
| Addr: ":" + port, | |
| Handler: nil, // Use default mux (http.DefaultServeMux) | |
| ReadTimeout: 5 * time.Second, | |
| WriteTimeout: 10 * time.Second, | |
| IdleTimeout: 15 * time.Second, | |
| } | |
| err := server.ListenAndServe() | |
| if err != nil { | |
| fmt.Println("Error starting embedded web app server: ", err) | |
| return err | |
| } | |
| return nil | |
| } |
| ) | ||
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| func main() { | ||
| cmdcfg.SetupConfig() | ||
| cmdcfg.RegisterDenoms() | ||
| webui.UI() // Start the web server. TODO: ensure that this is easy for operators to turn off, and that it handles cors or whatever. |
There was a problem hiding this comment.
The call to webui.UI() to start the web server is placed appropriately in the main function. However, there are a couple of considerations:
- Error Handling: The
UIfunction currently does not return an error, but if it's modified to return an error (as suggested in the review ofembed.go), the error should be handled here to ensure that any issues starting the web server are appropriately addressed. - Configurability and Security Note: The TODO comment mentions making the web server easy to turn off and handling CORS. It's crucial to follow up on these points to ensure that the application can be securely and flexibly configured according to the deployment environment.
- webui.UI() // Start the web server. TODO: ensure that this is easy for operators to turn off, and that it handles cors or whatever.
+ err := webui.UI() // Start the web server.
+ if err != nil {
+ fmt.Println("Failed to start the web UI server:", err)
+ return
+ }
// TODO: Ensure that the web server can be easily turned off through configuration and that CORS is appropriately handled.Committable suggestion
‼️ IMPORTANT
Carefully review the code before committing. Ensure that it accurately replaces the highlighted code, contains no missing lines, and has no issues with indentation.
| webui.UI() // Start the web server. TODO: ensure that this is easy for operators to turn off, and that it handles cors or whatever. | |
| err := webui.UI() // Start the web server. | |
| if err != nil { | |
| fmt.Println("Failed to start the web UI server:", err) | |
| return | |
| } | |
| // TODO: Ensure that the web server can be easily turned off through configuration and that CORS is appropriately handled. |
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This pull request has been automatically marked as stale because it has not had any recent activity. It will be closed if no further activity occurs. Thank you! |
1. Summary
Fixes # (issue)
2.Type of change
3. Implementation details
4. How to test/use
5. Checklist
6. Limitations (optional)
7. Future Work (optional)
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