forked from yunionio/cloudmux
/
natdtable.go
176 lines (155 loc) · 4.67 KB
/
natdtable.go
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// Copyright 2023 Yunion
//
// 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 volcengine
import (
"fmt"
"strconv"
api "github.com/nyl1001/cloudmux/pkg/apis/compute"
"github.com/nyl1001/cloudmux/pkg/cloudprovider"
"github.com/nyl1001/cloudmux/pkg/multicloud"
"github.com/nyl1001/pkg/errors"
)
type SDNATEntry struct {
multicloud.SResourceBase
VolcEngineTags
nat *SNatGateway
NatGatewayId string
DnatEntryId string
DnatEntryName string
Protocol string
InternalIp string
InternalPort string
ExternalIp string
ExternalPort string
Status string
}
func (dentry *SDNATEntry) GetName() string {
if len(dentry.DnatEntryName) > 0 {
return dentry.DnatEntryName
}
return dentry.DnatEntryId
}
func (dentry *SDNATEntry) GetId() string {
return dentry.DnatEntryId
}
func (dentry *SDNATEntry) GetGlobalId() string {
return dentry.DnatEntryId
}
func (dentry *SDNATEntry) GetStatus() string {
switch dentry.Status {
case "Creating":
return api.NAT_STATUS_ALLOCATE
case "Available":
return api.NAT_STAUTS_AVAILABLE
case "Deleteting":
return api.NAT_STATUS_DELETING
default:
return api.NAT_STATUS_UNKNOWN
}
}
func (dentry *SDNATEntry) GetIpProtocol() string {
return dentry.Protocol
}
func (dentry *SDNATEntry) GetExternalIp() string {
return dentry.ExternalIp
}
func (dentry *SDNATEntry) GetExternalPort() int {
port, _ := strconv.Atoi(dentry.ExternalPort)
return port
}
func (dentry *SDNATEntry) GetInternalIp() string {
return dentry.InternalIp
}
func (dentry *SDNATEntry) GetInternalPort() int {
port, _ := strconv.Atoi(dentry.InternalPort)
return port
}
func (dentry *SDNATEntry) Delete() error {
return dentry.nat.vpc.region.DeleteDnatEntry(dentry.DnatEntryId)
}
func (nat *SNatGateway) getDnatEntries() ([]SDNATEntry, error) {
entries := make([]SDNATEntry, 0)
pageNumber := 1
for {
parts, total, err := nat.vpc.region.GetDnatEntries(nat.NatGatewayId, pageNumber, 50)
if err != nil {
return nil, err
}
entries = append(entries, parts...)
if len(entries) >= total {
break
}
pageNumber += 1
}
return entries, nil
}
func (region *SRegion) GetDnatEntries(natGatewayId string, pageNumber int, pageSize int) ([]SDNATEntry, int, error) {
if pageSize > 100 || pageSize <= 0 {
pageSize = 100
}
params := make(map[string]string)
params["NatGatewayId"] = natGatewayId
params["PageSize"] = fmt.Sprintf("%d", pageSize)
params["PageNumber"] = fmt.Sprintf("%d", pageNumber)
body, err := region.natRequest("DescribeDnatEntries", params)
if err != nil {
return nil, 0, errors.Wrapf(err, "DescribeDnatEntries fail")
}
entries := make([]SDNATEntry, 0)
err = body.Unmarshal(&entries, "DnatEntries")
if err != nil {
return nil, 0, errors.Wrapf(err, "Unmarshal entries fail")
}
total, _ := body.Int("TotalCount")
return entries, int(total), nil
}
func (region *SRegion) GetDnatEntry(natGatewayId string, dnatEntryID string) (SDNATEntry, error) {
params := make(map[string]string)
params["NatGatewayId"] = natGatewayId
params["DnatEntryIds.1"] = dnatEntryID
body, err := region.natRequest("DescribeDnatEntries", params)
if err != nil {
return SDNATEntry{}, errors.Wrapf(err, "DescribeDnatEntries fail")
}
entries := make([]SDNATEntry, 0)
err = body.Unmarshal(&entries, "DnatEntries")
if err != nil {
return SDNATEntry{}, errors.Wrapf(err, "Unmarshal entries fail")
}
if len(entries) == 0 {
return SDNATEntry{}, cloudprovider.ErrNotFound
}
return entries[0], nil
}
func (region *SRegion) CreateDnatEntry(rule cloudprovider.SNatDRule, natGatewayId string) (string, error) {
params := make(map[string]string)
params["NatGatewayId"] = natGatewayId
params["ExternalIp"] = rule.ExternalIP
params["ExternalPort"] = strconv.Itoa(rule.ExternalPort)
params["InternalIp"] = rule.InternalIP
params["InternalPort"] = strconv.Itoa(rule.InternalPort)
params["Protocol"] = rule.Protocol
body, err := region.natRequest("CreateDnatEntry", params)
if err != nil {
return "", err
}
entryID, _ := body.GetString("DnatEntryId")
return entryID, nil
}
func (region *SRegion) DeleteDnatEntry(dnatEntryId string) error {
params := make(map[string]string)
params["DnatEntryId"] = dnatEntryId
_, err := region.natRequest("DeleteDnatEntry", params)
return err
}