func loadSystemConfig(conf string, isFileName bool) (*SystemConf, error) {
sc := newSystemConf()
var decodeMeta toml.MetaData
var err error
if isFileName {
decodeMeta, err = toml.DecodeFile(conf, &sc)
} else {
decodeMeta, err = toml.Decode(conf, &sc)
}
if err != nil {
return sc, err
}
if len(decodeMeta.Undecoded()) > 0 {
return sc, fmt.Errorf("undecoded fields in system configuration: %v", decodeMeta.Undecoded())
}
sc.md = decodeMeta
return sc, nil
}
