Function writeExclusivePEMFile

integration/ca/ca.go:49–60

(path, marker string, mode os.FileMode, data []byte)

}

func writeExclusivePEMFile(path, marker string, mode os.FileMode, data []byte) (err error) {
	f, err := os.OpenFile(path, os.O_WRONLY|os.O_CREATE|os.O_EXCL, mode)
	if err != nil {
		return err
	}
	defer runutil.CloseWithErrCapture(&err, f, "write pem file")

	if err := pem.Encode(f, &pem.Block{Type: marker, Bytes: data}); err != nil {
		return err
	}
	return nil
}

func (ca *CA) WriteCACertificate(path string) error {
	derBytes, err := x509.CreateCertificate(rand.Reader, ca.cert, ca.cert, ca.key.Public(), ca.key)