*tar.Writer) error {
sfile, err := os.Open(filesource)
if err != nil {
panic(err)
return err
}
defer sfile.Close()
header, err := tar.FileInfoHeader(sfileInfo, "")
if err != nil {
fmt.Println(err)
return err
}
header.Name = directory
err = tarwriter.WriteHeader(header)
if err != nil {
fmt.Println(err)
return err
}
// can use buffer to copy the file to tar writer
// buf := make([]byte,15)
// if _, err = io.CopyBuffer(tarwriter, sfile, buf); err != nil {
// panic(err)
// return err
// }
if _, err = io.Copy(tarwriter, sfile); err != nil {
fmt.Println(err)
panic(err)
return err
}
return nil
}
func tarFolder(directory string, tarwriter *tar.Writer) error {
var baseFolder string = filepath.Base(directory)
//fmt.Println(baseFolder)
return filepath.Walk(directory, func(targetpath string, file os.FileInfo, err error) error {
//read the file failure
if file == nil {
panic(err)
return err
}
if file.IsDir() {
// information of file or folder
header, err := tar.FileInfoHeader(file, "")
if err != nil {
return err
}
header.Name = filepath.Join(baseFolder, strings.TrimPrefix(targetpath, directory))