server.go

package main

import (
	 "fmt"
	 "net/http"
	 "os"
	 "io"
	)

func uploadHandler(w http.ResponseWriter, r *http.Request) {
	 err := r.ParseMultipartForm(2000) 
	 if err != nil {
		 fmt.Fprintln(w,err)
		 return
	 }

	 formdata := r.MultipartForm  
	 files := formdata.File["RemoteFile"]
	 for i := range files {
		 file, err := files[i].Open()
		 defer file.Close()
		 if err != nil {
			 fmt.Fprintln(w, err)
			 return
	 	 } 
		 out, err := os.Create(files[i].Filename)
		 defer out.Close()
			 if err != nil {
			 	fmt.Fprintf(w, "create file err!")
			 	return
		 }
		 _, err = io.Copy(out, file) 
		 if err != nil {
			 fmt.Fprintln(w, err)
			 return
		 }
	}
}

func handFile(w http.ResponseWriter, r *http.Request) {
	if (r.URL.Path == "/") {
		http.ServeFile(w, r, "./index.html")
	} else {
		http.ServeFile(w, r, "." + r.URL.Path)
	}
}


func main() {
	http.HandleFunc("/", handFile)
	http.HandleFunc("/upload", uploadHandler)
	http.ListenAndServe(":2014", nil)
}