You can use it from command line with curl like this
c:> curl -sSL -F [email protected] http://localhost:4500/sign -o project1_signed.exe --fail || echo failed
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March 13, 2024 14:08
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Signing Web Service
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| package main | |
| import ( | |
| "fmt" | |
| "io" | |
| "log" | |
| "net/http" | |
| "os" | |
| "os/exec" | |
| "path/filepath" | |
| "strconv" | |
| "strings" | |
| "time" | |
| ) | |
| func uploadHandler(w http.ResponseWriter, r *http.Request) { | |
| if r.Method != "POST" { | |
| http.Error(w, "Method not allowed", http.StatusMethodNotAllowed) | |
| return | |
| } | |
| // limit upload up to 1024 MB | |
| if err := r.ParseMultipartForm(1024 << 20); err != nil { | |
| http.Error(w, err.Error(), http.StatusBadRequest) | |
| return | |
| } | |
| exFile, err := os.Executable() | |
| if err != nil { | |
| http.Error(w, err.Error(), http.StatusBadRequest) | |
| return | |
| } | |
| exPath := filepath.Dir(exFile) | |
| files := r.MultipartForm.File["file"] | |
| for _, fileHeader := range files { | |
| file, err := fileHeader.Open() | |
| if err != nil { | |
| http.Error(w, err.Error(), http.StatusInternalServerError) | |
| return | |
| } | |
| err = os.MkdirAll(filepath.Join(exPath, "uploads"), os.ModePerm) | |
| if err != nil { | |
| http.Error(w, err.Error(), http.StatusInternalServerError) | |
| return | |
| } | |
| uploadFile := filepath.Base(fileHeader.Filename) | |
| uploadPath := filepath.Join(exPath, "uploads", fmt.Sprintf("%d-%s", time.Now().UnixNano(), uploadFile)) | |
| f, err := os.Create(uploadPath) | |
| if err != nil { | |
| http.Error(w, err.Error(), http.StatusBadRequest) | |
| return | |
| } | |
| defer f.Close() | |
| _, err = io.Copy(f, file) | |
| if err != nil { | |
| http.Error(w, err.Error(), http.StatusInternalServerError) | |
| return | |
| } | |
| f.Close() | |
| batFile, err := filepath.Abs(filepath.Join(exPath, "s.bat")) | |
| if err != nil { | |
| http.Error(w, err.Error(), http.StatusInternalServerError) | |
| return | |
| } | |
| out, err := exec.Command("cmd.exe", "/c", batFile, uploadPath).Output() | |
| if err != nil { | |
| http.Error(w, err.Error(), http.StatusInternalServerError) | |
| return | |
| } | |
| outstr := string(out) | |
| if !strings.Contains(outstr, "Succeed") { | |
| http.Error(w, outstr, http.StatusInternalServerError) | |
| return | |
| } | |
| w.Header().Set("Content-Disposition", "attachment; filename="+strconv.Quote(uploadFile)) | |
| w.Header().Set("Content-Type", "application/octet-stream") | |
| http.ServeFile(w, r, uploadPath) | |
| os.Remove(uploadPath) | |
| } | |
| } | |
| func main() { | |
| mux := http.NewServeMux() | |
| mux.HandleFunc("/sign", uploadHandler) | |
| if err := http.ListenAndServe(":4500", mux); err != nil { | |
| log.Fatal(err) | |
| } | |
| } |
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