实现基本的集群DNS列表、设置、简单数据同步

internal/db/models/node_model_ext.go

@@ -39,3 +39,17 @@ func (this *Node) DecodeStatus() (*nodeconfigs.NodeStatus, error) {
 	}
 	return status, nil
 }
+
+// DNS线路
+func (this *Node) DNSRoute(dnsDomainId int64) (string, error) {
+	routes := map[int64]string{} // domainId => route
+	if len(this.DnsRoutes) == 0 || this.DnsRoutes == "null" {
+		return "", nil
+	}
+	err := json.Unmarshal([]byte(this.DnsRoutes), &routes)
+	if err != nil {
+		return "", err
+	}
+	route, _ := routes[dnsDomainId]
+	return route, nil
+}