utils

func CreateFile ¶

func CreateFile(dest string, filename string) (*os.File, error)

create file create a file if it does not exist

func DownloadFile ¶

func DownloadFile(dURL string, dest string) (string, error)

func GetDfInstallDir ¶

func GetDfInstallDir() string

func PathExists ¶

func PathExists(filename string) bool

check if file exists

func Untar ¶

func Untar(d *os.File, r io.Reader) error