embed-resources
Embed Resources
原文:https://echo.labstack.com/docs/cookbook/embed-resources
With go 1.16 embed feature
cookbook/embed/server.go
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| package main
import (
"embed"
"io/fs"
"log"
"net/http"
"os"
"github.com/labstack/echo/v4"
)
//go:embed app
var embededFiles embed.FS
func getFileSystem(useOS bool) http.FileSystem {
if useOS {
log.Print("using live mode")
return http.FS(os.DirFS("app"))
}
log.Print("using embed mode")
fsys, err := fs.Sub(embededFiles, "app")
if err != nil {
panic(err)
}
return http.FS(fsys)
}
func main() {
e := echo.New()
useOS := len(os.Args) > 1 && os.Args[1] == "live"
assetHandler := http.FileServer(getFileSystem(useOS))
e.GET("/", echo.WrapHandler(assetHandler))
e.GET("/static/*", echo.WrapHandler(http.StripPrefix("/static/", assetHandler)))
e.Logger.Fatal(e.Start(":1323"))
}
|
With go.rice
cookbook/embed-resources/server.go
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| package main
import (
"net/http"
"github.com/GeertJohan/go.rice"
"github.com/labstack/echo/v4"
)
func main() {
e := echo.New()
// the file server for rice. "app" is the folder where the files come from.
assetHandler := http.FileServer(rice.MustFindBox("app").HTTPBox())
// serves the index.html from rice
e.GET("/", echo.WrapHandler(assetHandler))
// servers other static files
e.GET("/static/*", echo.WrapHandler(http.StripPrefix("/static/", assetHandler)))
e.Logger.Fatal(e.Start(":1323"))
}
|