util

func CalcFileSHA ¶

func CalcFileSHA(filename string) (*string, error)

CalcFileSHA return the SHA1 hash of the given file.

func CalcSHA ¶

func CalcSHA(in []byte) *string

func Error ¶

func Error(e ...interface{}) error

func FileExists ¶

func FileExists(filename string) (bool, error)

FileExists checks for the existence of the given file.

func LogError ¶

func LogError(log *logrus.Entry, e ...interface{}) error

LogError logs an error on a logrus entry

func RandomString ¶

func RandomString(n int) string

RandomString returns a random string of n characters.

func ToError ¶

func ToError(args []interface{}) error

func WorkingDir ¶

func WorkingDir(d string) string

WorkingDir returns the passed directory, or the current working directory if d is an empty string.