golang1.5 tar.gz 打包目錄,代碼分享

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package mainimport ("archive/tar""compress/gzip""fmt""io""io/ioutil""os""strings")func main() {fmt.Println(Gzip(".\\", "1.tar.gz"))}func Gzip(filepath, filename string) error {File, err := os.Create(filename)if err != nil {return err}defer File.Close()gw := gzip.NewWriter(File)defer gw.Close()tw := tar.NewWriter(gw)defer tw.Close()return walk(filepath, tw)}func walk(path string, tw *tar.Writer) error {path = strings.Replace(path, "\\", "/", -1)info, err := ioutil.ReadDir(path)if err != nil {return err}if !strings.HasSuffix(path, "/") {path = path + "/"}index := strings.Index(path, "/")list := strings.Join(strings.Split(path, "/")[index:], "/")for _, v := range info {if v.IsDir() {head := tar.Header{Name: list + v.Name(), Typeflag: tar.TypeDir, ModTime: v.ModTime()}tw.WriteHeader(&head)walk(path+v.Name(), tw)continue}F, err := os.Open(path + v.Name())if err != nil {fmt.Println("開啟檔案%s失敗.", err)continue}head := tar.Header{Name: list + v.Name(), Size: v.Size(), Mode: int64(v.Mode()), ModTime: v.ModTime()}tw.WriteHeader(&head)io.Copy(tw, F)F.Close()}return nil}