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package main
import (
"flag"
"fmt"
"log"
"net/http"
"strings"
)
func main() {
port := flag.String("port", "8080", "Port to serve static content")
directory := flag.String("dir", ".", "directory that contain the static content")
subpath := flag.String("subpath", "", "Domain subpath")
flag.Parse()
if len(*subpath) > 0 {
http.Handle(fmt.Sprintf("/%s/", *subpath), preventDirListing(http.StripPrefix(fmt.Sprintf("/%s/", *subpath), http.FileServer(http.Dir(*directory)))))
log.Printf("Using subpath: %s", *subpath)
} else {
http.Handle("/", preventDirListing(http.FileServer(http.Dir(*directory))))
}
log.Printf("Serving %s on HTTP port: %s\n", *directory, *port)
log.Fatal(http.ListenAndServe(":"+*port, nil))
}
// Some hacky way to skip dir listing on / endpoints
func preventDirListing(h http.Handler) http.HandlerFunc {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
if strings.HasSuffix(r.URL.Path, "/") {
http.NotFound(w, r)
return
}
h.ServeHTTP(w, r)
})
}
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