jwt secret obtaining

gistfile1.go

var privateKey *rsa.PrivateKey
var err error
if autogenerate {
	if privateKey, err = rsa.GenerateKey(rand.Reader, 4096); err != nil {
	 	log.Fatal("No jwt secret provided for token generation and auto-generation failed")
	}
} else if privateKey, err = jwt.ParseRSAPrivateKeyFromPEM(privateKeyBytes); err != nil {
	log.Fatal("Could not parse data from jwt secret")
}
publicKey := &privateKey.PublicKey