func saveKeyfile(keys *keymgr.Manager, path string, pass []byte) {
var serialized []byte
var err error
if pass == nil {
serialized, err = keys.ExportPlaintext()
} else {
serialized, err = keys.ExportEncrypted(pass)
}
if err != nil {
log.Criticalf("Failed to serialize key file: %v", err)
return
}
err = ioutil.WriteFile(path, serialized, 0600)
if err != nil {
log.Criticalf("Failed to write key file: %v", err)
}
}
