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nat_gateway.go
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/
nat_gateway.go
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/*
* Copyright (c) 2024 Yunshan Networks
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package qingcloud
import (
"strings"
"github.com/deepflowio/deepflow/server/controller/cloud/model"
"github.com/deepflowio/deepflow/server/controller/common"
)
func (q *QingCloud) GetNATGateways() (
[]model.NATGateway, []model.VInterface, []model.IP, []model.NATVMConnection, error,
) {
var retNATGateways []model.NATGateway
var retVInterfaces []model.VInterface
var retIPs []model.IP
var retNATVMConns []model.NATVMConnection
log.Info("get nat_gateways starting")
natIdToLcuuid := make(map[string]string)
for regionId, regionLcuuid := range q.RegionIdToLcuuid {
vxnetIds, ok := q.regionIdToVxnetIds[regionId]
if !ok {
log.Debugf("no vxnetIds in region (%s)", regionId)
continue
}
for _, vxnetId := range vxnetIds {
kwargs := []*Param{
{"zone", regionId},
{"nfv_type", 1},
{"vxnets.1", vxnetId},
{"status.1", "active"},
{"status.2", "stopped"},
}
response, err := q.GetResponse("DescribeNFVs", "nfv_set", kwargs)
if err != nil {
log.Error(err)
return nil, nil, nil, nil, err
}
vpcLcuuid, ok := q.VxnetIdToVPCLcuuid[vxnetId]
if !ok {
log.Infof("vxnet (%s) not in any vpc", vxnetId)
continue
}
for _, r := range response {
for i := range r.MustArray() {
nat := r.GetIndex(i)
natId := nat.Get("nfv_id").MustString()
natName := nat.Get("nfv_name").MustString()
if natName == "" {
natName = natId
}
if _, ok := natIdToLcuuid[natId]; ok {
continue
}
natLcuuid := common.GenerateUUIDByOrgID(q.orgID, natId)
eips := []string{}
for j := range nat.Get("eips").MustArray() {
ip := nat.Get("eips").GetIndex(j)
eip := ip.Get("eip_addr").MustString()
if eip != "" {
eips = append(eips, eip)
}
}
// 确定NAT网关与载体虚拟机的关联关系
for j := range nat.Get("cluster").MustArray() {
cluster := nat.Get("cluster").GetIndex(j)
// 兼容私有云情况,光大环境中eip会在cluster中返回
eip := cluster.Get("eip_addr").MustString()
if eip != "" {
eips = append(eips, eip)
}
for k := range cluster.Get("instances").MustArray() {
instance := cluster.Get("instances").GetIndex(k)
instanceId := instance.Get("instance_id").MustString()
if instanceId == "" {
continue
}
if _, ok := q.vmIdToVPCLcuuid[instanceId]; !ok {
continue
}
retNATVMConns = append(retNATVMConns, model.NATVMConnection{
Lcuuid: common.GenerateUUIDByOrgID(q.orgID, natLcuuid+instanceId),
NATGatewayLcuuid: natLcuuid,
VMLcuuid: common.GenerateUUIDByOrgID(q.orgID, instanceId),
})
}
}
retNATGateways = append(retNATGateways, model.NATGateway{
Lcuuid: natLcuuid,
Name: natName,
Label: natId,
FloatingIPs: strings.Join(eips, ","),
VPCLcuuid: vpcLcuuid,
RegionLcuuid: regionLcuuid,
})
natIdToLcuuid[natId] = natLcuuid
q.regionLcuuidToResourceNum[regionLcuuid]++
// 生成NATGateway接口及IP信息
if len(eips) > 0 {
vinterfaceLcuuid := common.GenerateUUIDByOrgID(q.orgID, natLcuuid)
retVInterfaces = append(retVInterfaces, model.VInterface{
Lcuuid: vinterfaceLcuuid,
Type: common.VIF_TYPE_WAN,
Mac: common.VIF_DEFAULT_MAC,
DeviceType: common.VIF_DEVICE_TYPE_NAT_GATEWAY,
DeviceLcuuid: natLcuuid,
NetworkLcuuid: common.NETWORK_ISP_LCUUID,
VPCLcuuid: vpcLcuuid,
RegionLcuuid: regionLcuuid,
})
for _, eip := range eips {
retIPs = append(retIPs, model.IP{
Lcuuid: common.GenerateUUIDByOrgID(q.orgID, vinterfaceLcuuid+eip),
VInterfaceLcuuid: vinterfaceLcuuid,
IP: eip,
RegionLcuuid: regionLcuuid,
})
}
}
}
}
}
}
log.Info("get nat_gateways complete")
return retNATGateways, retVInterfaces, retIPs, retNATVMConns, nil
}