Abs calculates the absolute value of an integer.

CalcHashPW returns a hash string value.

GenerateRandom returns random data from the rand package.

LoadCertFromFile reads a yaml configuration file from the specified path and parse it into the certificate object.

LoadConfig reads a Yaml configuration file from the specified path with filename and unmarshals it into the provided struct (v).

LoadJSONConfig reads a JSON configuration file from the specified path and unmarshals it into the provided struct (v).

ReadFile reads data from file.

WriteFile writes data to the named file, creating it if necessary.