add default dns for subnet

pkg/cloudprovider/endpoints.go

@@ -53,6 +53,11 @@ type SHuaweiCloudStackEndpoints struct {
 	// required: true
 	DefaultRegion string `default:"$HUAWEI_DEFAULT_REGION" metavar:"$HUAWEI_DEFAULT_REGION"`
 
+	// 默认DNS
+	// example: 10.125.0.26,10.125.0.27
+	// required: false
+	DefaultSubnetDns string `default:"$HUAWEI_DEFAULT_SUBNET_DNS" metavar:"$HUAWEI_DEFAULT_SUBNET_DNS"`
+
 	// 弹性云服务
 	Ecs string `default:"$HUAWEI_ECS_ENDPOINT"`
 	// 云容器服务

pkg/multicloud/huaweistack/wire.go

@@ -16,6 +16,7 @@ package huaweistack
 
 import (
 	"fmt"
+	"strings"
 	"time"
 
 	"yunion.io/x/jsonutils"
@@ -184,6 +185,19 @@ func (self *SRegion) createNetwork(vpcId string, name string, cidr string, desc
 	subnetObj.Add(jsonutils.NewString(vpcId), "vpc_id")
 	subnetObj.Add(jsonutils.NewString(cidr), "cidr")
 	subnetObj.Add(jsonutils.NewString(gateway), "gateway_ip")
+	// hard code for hcso
+	// https://support.huaweicloud.com/dns_faq/dns_faq_002.html
+	// https://support.huaweicloud.com/api-dns/dns_api_69001.html
+	if self.client != nil && len(self.client.cpcfg.SHuaweiCloudStackEndpoints.DefaultSubnetDns) > 0 {
+		dns := strings.Split(self.client.cpcfg.SHuaweiCloudStackEndpoints.DefaultSubnetDns, ",")
+		if len(dns) > 0 && len(dns[0]) > 0 {
+			subnetObj.Add(jsonutils.NewString(dns[0]), "primary_dns")
+		}
+
+		if len(dns) > 1 && len(dns[1]) > 0 {
+			subnetObj.Add(jsonutils.NewString(dns[1]), "secondary_dns")
+		}
+	}
 	params.Add(subnetObj, "subnet")
 
 	subnet := SNetwork{}