// WriteKey calls the write callback chain to write keys to storage
func (kp KeyPool) WriteKey(key *signkeys.PublicKey) error {
// Write currentKey to file
data, err := key.Marshal()
if err != nil {
return err
}
if kp.WriteKeyCallback != nil {
err := kp.WriteKeyCallback(key.KeyID[:], key.Usage, data)
if err != nil {
return err
}
}
return nil
}
