58 lines
1.2 KiB
Go
58 lines
1.2 KiB
Go
package main
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import (
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"fmt"
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"io"
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"log"
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"net/http"
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"os"
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"time"
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)
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const (
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url = "localhost"
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port = ":8080"
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imageDir = "./images"
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)
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func main() {
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http.HandleFunc("/upload", uploadHandler)
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http.Handle("/", http.StripPrefix("/", http.FileServer(http.Dir(imageDir))))
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log.Printf("Server running on port %s\n", port)
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log.Fatal(http.ListenAndServe(port, nil))
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}
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func uploadHandler(w http.ResponseWriter, r *http.Request) {
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if r.Method != http.MethodPost {
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return
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}
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file, _, err := r.FormFile("image")
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if err != nil {
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http.Error(w, "Error retrieving the file", http.StatusBadRequest)
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return
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}
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defer file.Close()
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if _, err := os.Stat(imageDir); err != nil {
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if err := os.Mkdir(imageDir, 0750); err != nil {
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log.Fatalf("Couldn't create dir %s\n", imageDir)
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}
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}
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time := time.Now().Unix() * 3
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filename := fmt.Sprintf("%s/%d", imageDir, time)
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dst, err := os.Create(filename)
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if err != nil {
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log.Fatalf("Couldn't create file %s\n", filename)
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}
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defer dst.Close()
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if _, err := io.Copy(dst, file); err != nil {
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http.Error(w, "Error copying the file", http.StatusInternalServerError)
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}
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fmt.Fprintf(w, "http://%s%s/%d\n", url, port, time)
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}
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