package ssh import ( "bufio" "crypto" "encoding/hex" "io" "log" "os" "path" "path/filepath" "github.com/mitchellh/go-homedir" ) func KeyFile() string { home, err := homedir.Dir() if err != nil { println(err.Error()) return "" } key := filepath.ToSlash(path.Join(home, ".ssh/id_rsa")) log.Println(key) return key } func FileExist(file string) bool { if _, err := os.Stat(file); err != nil { if os.IsNotExist(err) { return false } } return true } func MkdirAll(path string) error { // 检测文件夹是否存在 若不存在 创建文件夹 if _, err := os.Stat(path); err != nil { if os.IsNotExist(err) { return os.MkdirAll(path, os.ModePerm) } } return nil } //Md5File 计算md5 func Md5File(filename string) (string, error) { f, err := os.Open(filename) if err != nil { return "", err } defer f.Close() r := bufio.NewReader(f) hash := crypto.MD5.New() _, err = io.Copy(hash, r) if err != nil { return "", err } out := hex.EncodeToString(hash.Sum(nil)) return out, nil }