// signMessage modifies the passed in Message by setting the Signature based upon the Payload.
func (p *PeerImpl) signMessageMutating(msg *pb.Message) error {
if SecurityEnabled() {
sig, err := p.secHelper.Sign(msg.Payload)
if err != nil {
return fmt.Errorf("Error signing Openchain Message: %s", err)
}
// Set the signature in the message
msg.Signature = sig
}
return nil
}
