add ddns file

module/ddns/ddns.go

@@ -0,0 +1,25 @@
+package ddns
+
+import (
+	"errors"
+
+	"git.trj.tw/golang/go-ddns-client/module/config"
+)
+
+// Errors
+var (
+	ErrNoDomain = errors.New("No Domain Setting")
+)
+
+// SendDNSSetting -
+func SendDNSSetting() error {
+	conf := config.GetConfig()
+	if len(conf.Domains) == 0 {
+		return ErrNoDomain
+	}
+	return nil
+}
+
+func parseConf(domains []config.DomainData) {
+
+}