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NLBHandler.go
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NLBHandler.go
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package resources
import (
"context"
"encoding/json"
"errors"
"fmt"
"github.com/IBM/go-sdk-core/v5/core"
"github.com/IBM/vpc-go-sdk/vpcv1"
call "github.com/cloud-barista/cb-spider/cloud-control-manager/cloud-driver/call-log"
idrv "github.com/cloud-barista/cb-spider/cloud-control-manager/cloud-driver/interfaces"
irs "github.com/cloud-barista/cb-spider/cloud-control-manager/cloud-driver/interfaces/resources"
"net/url"
"reflect"
"strconv"
"strings"
"time"
)
type NLBType string
type NLBScope string
type NLBVMStatus string
const (
NLBPublicType NLBType = "PUBLIC"
NLBInternalType NLBType = "INTERNAL"
NLBGlobalType NLBScope = "GLOBAL"
NLBRegionType NLBScope = "REGION"
NLBVMStatusFault NLBVMStatus = "faulted"
NLBVMStatusOK NLBVMStatus = "ok"
NLBVMStatusUnknown NLBVMStatus = "unknown"
)
type IbmNLBHandler struct {
CredentialInfo idrv.CredentialInfo
Region idrv.RegionInfo
VpcService *vpcv1.VpcV1
Ctx context.Context
}
//------ NLB Management
func (nlbHandler *IbmNLBHandler) CreateNLB(nlbReqInfo irs.NLBInfo) (irs.NLBInfo, error) {
hiscallInfo := GetCallLogScheme(nlbHandler.Region, "NETWORKLOADBALANCE", nlbReqInfo.IId.NameId, "CreateNLB()")
start := call.Start()
rawNLB, err := nlbHandler.createNLB(nlbReqInfo)
if err != nil {
nlbHandler.cleanerNLB(nlbReqInfo.IId)
createErr := errors.New(fmt.Sprintf("Failed to Create NLB. err = %s", err.Error()))
cblogger.Error(createErr.Error())
LoggingError(hiscallInfo, createErr)
return irs.NLBInfo{}, createErr
}
info, err := nlbHandler.setterNLB(rawNLB)
if err != nil {
nlbHandler.cleanerNLB(nlbReqInfo.IId)
createErr := errors.New(fmt.Sprintf("Failed to Create NLB. err = %s", err.Error()))
cblogger.Error(createErr.Error())
LoggingError(hiscallInfo, createErr)
return irs.NLBInfo{}, createErr
}
LoggingInfo(hiscallInfo, start)
return *info, nil
}
func (nlbHandler *IbmNLBHandler) ListNLB() ([]*irs.NLBInfo, error) {
hiscallInfo := GetCallLogScheme(nlbHandler.Region, "NETWORKLOADBALANCE", "NLB", "ListNLB()")
start := call.Start()
nlbList, err := nlbHandler.getRawNLBList()
if err != nil {
getErr := errors.New(fmt.Sprintf("Failed to List NLB. err = %s", err.Error()))
cblogger.Error(getErr.Error())
LoggingError(hiscallInfo, getErr)
return nil, getErr
}
nlbInfoList := make([]*irs.NLBInfo, len(*nlbList))
for i, nlb := range *nlbList {
info, err := nlbHandler.setterNLB(nlb)
if err != nil {
getErr := errors.New(fmt.Sprintf("Failed to List NLB. err = %s", err.Error()))
cblogger.Error(getErr.Error())
LoggingError(hiscallInfo, getErr)
return nil, getErr
}
nlbInfoList[i] = info
}
LoggingInfo(hiscallInfo, start)
return nlbInfoList, nil
}
func (nlbHandler *IbmNLBHandler) GetNLB(nlbIID irs.IID) (irs.NLBInfo, error) {
hiscallInfo := GetCallLogScheme(nlbHandler.Region, "NETWORKLOADBALANCE", nlbIID.NameId, "GetNLB()")
start := call.Start()
rawNLB, err := nlbHandler.getRawNLBByName(nlbIID.NameId)
if err != nil {
getErr := errors.New(fmt.Sprintf("Failed to Get NLB. err = %s", err.Error()))
cblogger.Error(getErr.Error())
LoggingError(hiscallInfo, getErr)
return irs.NLBInfo{}, getErr
}
info, err := nlbHandler.setterNLB(rawNLB)
if err != nil {
getErr := errors.New(fmt.Sprintf("Failed to Get NLB. err = %s", err.Error()))
cblogger.Error(getErr.Error())
LoggingError(hiscallInfo, getErr)
return irs.NLBInfo{}, getErr
}
LoggingInfo(hiscallInfo, start)
return *info, err
}
func (nlbHandler *IbmNLBHandler) DeleteNLB(nlbIID irs.IID) (bool, error) {
hiscallInfo := GetCallLogScheme(nlbHandler.Region, "NETWORKLOADBALANCE", nlbIID.NameId, "DeleteNLB()")
start := call.Start()
_,err := nlbHandler.cleanerNLB(nlbIID)
if err != nil{
delErr := errors.New(fmt.Sprintf("Failed to Delete NLB. err = %s", err.Error()))
cblogger.Error(delErr.Error())
LoggingError(hiscallInfo, delErr)
return false, delErr
}
LoggingInfo(hiscallInfo, start)
return true, nil
}
//------ Frontend Control
func (nlbHandler *IbmNLBHandler) ChangeListener(nlbIID irs.IID, listener irs.ListenerInfo) (irs.ListenerInfo, error) {
hiscallInfo := GetCallLogScheme(nlbHandler.Region, "NETWORKLOADBALANCE", nlbIID.NameId, "ChangeListener()")
start := call.Start()
rawNLB, err := nlbHandler.getRawNLBByName(nlbIID.NameId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change Listener. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.ListenerInfo{}, changeErr
}
nlbId := *rawNLB.ID
if rawNLB.Listeners == nil || len(rawNLB.Listeners) < 1 {
changeErr := errors.New(fmt.Sprintf("Failed to Change Listener. err = listener does not exist within that NLB"))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.ListenerInfo{}, changeErr
}
ListenerOption := vpcv1.GetLoadBalancerListenerOptions{}
ListenerOption.SetLoadBalancerID(*rawNLB.ID)
ListenerOption.SetID(*rawNLB.Listeners[0].ID)
rawListener, _, err := nlbHandler.VpcService.GetLoadBalancerListenerWithContext(nlbHandler.Ctx, &ListenerOption)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change Listener. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.ListenerInfo{}, changeErr
}
if listener.Protocol != "" && !strings.EqualFold(strings.ToUpper(listener.Protocol), strings.ToUpper(*rawListener.Protocol)) {
changeErr := errors.New(fmt.Sprintf("Failed to Change Listener. err = changing the protocol of the Listener is not supported."))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.ListenerInfo{}, changeErr
}
oldListenerPort := int(*rawListener.Port)
listenerPort, err := strconv.Atoi(listener.Port)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change Listener. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.ListenerInfo{}, changeErr
}
if oldListenerPort != listenerPort {
if listenerPort > 65535 || listenerPort < 1 {
return irs.ListenerInfo{}, errors.New("ibm-NLB Listener provides an port of between 1 and 65535")
}
listenerPort64 := int64(listenerPort)
updateMaps := make(map[string]interface{})
updateMaps["port"] = core.Int64Ptr(listenerPort64)
updateOption := vpcv1.UpdateLoadBalancerListenerOptions{}
updateOption.SetID(*rawListener.ID)
updateOption.SetLoadBalancerID(nlbId)
updateOption.SetLoadBalancerListenerPatch(updateMaps)
_, _, err = nlbHandler.VpcService.UpdateLoadBalancerListenerWithContext(nlbHandler.Ctx, &updateOption)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change Listener. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.ListenerInfo{}, changeErr
}
}
updatedRawNLB, err := nlbHandler.checkUpdatableNLB(nlbId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change Listener. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.ListenerInfo{}, changeErr
}
info, err := nlbHandler.setterNLB(updatedRawNLB)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change Listener. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.ListenerInfo{}, changeErr
}
LoggingInfo(hiscallInfo, start)
return info.Listener, err
}
//------ Backend Control
func (nlbHandler *IbmNLBHandler) ChangeVMGroupInfo(nlbIID irs.IID, vmGroup irs.VMGroupInfo) (irs.VMGroupInfo, error) {
hiscallInfo := GetCallLogScheme(nlbHandler.Region, "NETWORKLOADBALANCE", nlbIID.NameId, "ChangeVMGroupInfo()")
start := call.Start()
rawNLB, err := nlbHandler.getRawNLBByName(nlbIID.NameId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
if rawNLB.Pools == nil || len(rawNLB.Pools) < 1 {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = VMGroup does not exist within that NLB"))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
updatePoolId := *rawNLB.Pools[0].ID
updateNLBId := *rawNLB.ID
poolOption := vpcv1.GetLoadBalancerPoolOptions{}
poolOption.SetLoadBalancerID(updateNLBId)
poolOption.SetID(updatePoolId)
rawPool, _, err := nlbHandler.VpcService.GetLoadBalancerPoolWithContext(nlbHandler.Ctx, &poolOption)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
vmGroupPort, err := nlbHandler.getPoolPort(updateNLBId,updatePoolId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
if vmGroup.Protocol != "" && !strings.EqualFold(strings.ToUpper(vmGroup.Protocol), strings.ToUpper(*rawPool.Protocol)) {
changeErr := errors.New(fmt.Sprintf("Failed to Change Listener. err = changing the protocol of the Listener is not supported."))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
// 변경시만 업데이트 하도록
if !strings.EqualFold(vmGroup.Port, strconv.Itoa(vmGroupPort)) {
memberPort, err := strconv.Atoi(vmGroup.Port)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
if memberPort > 65535 || memberPort < 1 {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = ibm-NLB vmGroup Port provides an port of between 1 and 65535"))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
updateMaps := make(map[string]interface{})
updateMaps["name"] = generatePoolName(vmGroup.Port)
updatePoolOption := vpcv1.UpdateLoadBalancerPoolOptions{}
updatePoolOption.SetID(updatePoolId)
updatePoolOption.SetLoadBalancerID(updateNLBId)
updatePoolOption.SetLoadBalancerPoolPatch(updateMaps)
_, err = nlbHandler.checkUpdatableNLB(updateNLBId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
_, _, err = nlbHandler.VpcService.UpdateLoadBalancerPoolWithContext(nlbHandler.Ctx, &updatePoolOption)
_, err = nlbHandler.checkUpdatableNLB(updateNLBId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
poolMemberListOptions := vpcv1.ListLoadBalancerPoolMembersOptions{}
poolMemberListOptions.SetLoadBalancerID(updateNLBId)
poolMemberListOptions.SetPoolID(updatePoolId)
poolAllMembers, _, err := nlbHandler.VpcService.ListLoadBalancerPoolMembersWithContext(nlbHandler.Ctx, &poolMemberListOptions)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
vmIIDs, err := nlbHandler.getAllVMIIDsByMembers(poolAllMembers.Members)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
vmGroup.VMs = &vmIIDs
memberArrayOption, err := nlbHandler.convertCBVMGroupToIbmPoolMember(vmGroup)
updateMemberOption := vpcv1.ReplaceLoadBalancerPoolMembersOptions{}
updateMemberOption.SetPoolID(updatePoolId)
updateMemberOption.SetLoadBalancerID(updateNLBId)
updateMemberOption.SetMembers(memberArrayOption)
_, _, err = nlbHandler.VpcService.ReplaceLoadBalancerPoolMembersWithContext(nlbHandler.Ctx, &updateMemberOption)
_, err = nlbHandler.checkUpdatableNLB(updateNLBId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
}
rawNLB, err = nlbHandler.getRawNLBByName(nlbIID.NameId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
info, err := nlbHandler.setterNLB(rawNLB)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change VMGroupInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
LoggingInfo(hiscallInfo, start)
return info.VMGroup, nil
}
func (nlbHandler *IbmNLBHandler) AddVMs(nlbIID irs.IID, vmIIDs *[]irs.IID) (irs.VMGroupInfo, error) {
hiscallInfo := GetCallLogScheme(nlbHandler.Region, "NETWORKLOADBALANCE", nlbIID.NameId, "AddVMs()")
start := call.Start()
rawNLB, err := nlbHandler.getRawNLBByName(nlbIID.NameId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Add VMs. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
if rawNLB.Pools == nil || len(rawNLB.Pools) < 1 {
changeErr := errors.New(fmt.Sprintf("Failed to Add VMs. err = vmGroup does not exist within that NLB"))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
updatePoolId := *rawNLB.Pools[0].ID
updateNLBId := *rawNLB.ID
// Current vmGroup
vmGroup, err := nlbHandler.getVMGroup(rawNLB)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Add VMs. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
currentVMIIDs := *vmGroup.VMs
addedVm := *vmIIDs
for _, addVMIId := range addedVm {
for _, currentIId := range currentVMIIDs {
if strings.EqualFold(addVMIId.NameId, currentIId.NameId) {
return irs.VMGroupInfo{}, errors.New("can't add already exist vm")
}
}
}
addedVm = append(currentVMIIDs, addedVm...)
vmGroup.VMs = &addedVm
memberArrayOption, err := nlbHandler.convertCBVMGroupToIbmPoolMember(vmGroup)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Add VMs. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
updateMemberOption := vpcv1.ReplaceLoadBalancerPoolMembersOptions{}
updateMemberOption.SetPoolID(updatePoolId)
updateMemberOption.SetLoadBalancerID(updateNLBId)
updateMemberOption.SetMembers(memberArrayOption)
_, _, err = nlbHandler.VpcService.ReplaceLoadBalancerPoolMembersWithContext(nlbHandler.Ctx, &updateMemberOption)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Add VMs. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
updatedNLB, err := nlbHandler.checkUpdatableNLB(updateNLBId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Add VMs. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
info, err := nlbHandler.setterNLB(updatedNLB)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Add VMs. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.VMGroupInfo{}, changeErr
}
LoggingInfo(hiscallInfo, start)
return info.VMGroup, nil
}
func (nlbHandler *IbmNLBHandler) RemoveVMs(nlbIID irs.IID, vmIIDs *[]irs.IID) (bool, error) {
hiscallInfo := GetCallLogScheme(nlbHandler.Region, "NETWORKLOADBALANCE", nlbIID.NameId, "RemoveVMs()")
start := call.Start()
rawNLB, err := nlbHandler.getRawNLBByName(nlbIID.NameId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Remove VMs. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return false, changeErr
}
if rawNLB.Pools == nil || len(rawNLB.Pools) < 1 {
changeErr := errors.New(fmt.Sprintf("Failed to Remove VMs. err = vmGroup does not exist within that NLB"))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return false, changeErr
}
updatePoolId := *rawNLB.Pools[0].ID
updateNLBId := *rawNLB.ID
// Current vmGroup
vmGroup, err := nlbHandler.getVMGroup(rawNLB)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Remove VMs. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return false, changeErr
}
currentVMIIDs := *vmGroup.VMs
removedIIDs := *vmIIDs
for _, removedVMIId := range removedIIDs {
existCheck := false
for _, currentIId := range currentVMIIDs {
if strings.EqualFold(removedVMIId.NameId, currentIId.NameId) {
existCheck = true
break
}
}
if !existCheck {
changeErr := errors.New(fmt.Sprintf("Failed to Remove VMs. err = can't remove a vm that does not exist"))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return false, changeErr
}
}
var updatevmIId []irs.IID
for _, currentIId := range currentVMIIDs {
removeCheck := false
for _, removedVMIId := range removedIIDs {
if strings.EqualFold(removedVMIId.NameId, currentIId.NameId) {
removeCheck = true
break
}
}
if !removeCheck {
updatevmIId = append(updatevmIId, currentIId)
}
}
vmGroup.VMs = &updatevmIId
updateMemberArrayOption, err := nlbHandler.convertCBVMGroupToIbmPoolMember(vmGroup)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Remove VMs. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return false, changeErr
}
updateMemberOption := vpcv1.ReplaceLoadBalancerPoolMembersOptions{}
updateMemberOption.SetPoolID(updatePoolId)
updateMemberOption.SetLoadBalancerID(updateNLBId)
updateMemberOption.SetMembers(updateMemberArrayOption)
_, _, err = nlbHandler.VpcService.ReplaceLoadBalancerPoolMembersWithContext(nlbHandler.Ctx, &updateMemberOption)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Remove VMs. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return false, changeErr
}
_, err = nlbHandler.checkUpdatableNLB(updateNLBId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Remove VMs. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return false, changeErr
}
LoggingInfo(hiscallInfo, start)
return true, nil
}
func (nlbHandler *IbmNLBHandler) GetVMGroupHealthInfo(nlbIID irs.IID) (irs.HealthInfo, error) {
hiscallInfo := GetCallLogScheme(nlbHandler.Region, "NETWORKLOADBALANCE", nlbIID.NameId, "GetVMGroupHealthInfo()")
start := call.Start()
rawNLB, err := nlbHandler.getRawNLBByName(nlbIID.NameId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Get VMGroupHealthInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthInfo{}, changeErr
}
if rawNLB.Pools == nil || len(rawNLB.Pools) < 1 {
changeErr := errors.New(fmt.Sprintf("Failed to Get VMGroupHealthInfo. err = VMGroup does not exist within that NLB"))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthInfo{}, changeErr
}
updatePoolId := *rawNLB.Pools[0].ID
updateNLBId := *rawNLB.ID
poolOption := vpcv1.GetLoadBalancerPoolOptions{}
poolOption.SetLoadBalancerID(updateNLBId)
poolOption.SetID(updatePoolId)
rawPool, _, err := nlbHandler.VpcService.GetLoadBalancerPoolWithContext(nlbHandler.Ctx, &poolOption)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Get VMGroupHealthInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthInfo{}, changeErr
}
if rawPool.Members == nil || len(rawPool.Members) < 1 {
// not exist
return irs.HealthInfo{}, nil
}
poolMemberListOptions := vpcv1.ListLoadBalancerPoolMembersOptions{}
poolMemberListOptions.SetLoadBalancerID(updateNLBId)
poolMemberListOptions.SetPoolID(updatePoolId)
members, _, err := nlbHandler.VpcService.ListLoadBalancerPoolMembersWithContext(nlbHandler.Ctx, &poolMemberListOptions)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Get VMGroupHealthInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthInfo{}, changeErr
}
info,err:=nlbHandler.getHealthInfoByMembers(members.Members)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Get VMGroupHealthInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthInfo{}, changeErr
}
LoggingInfo(hiscallInfo, start)
return info, nil
}
func (nlbHandler *IbmNLBHandler) ChangeHealthCheckerInfo(nlbIID irs.IID, healthChecker irs.HealthCheckerInfo) (irs.HealthCheckerInfo, error) {
hiscallInfo := GetCallLogScheme(nlbHandler.Region, "NETWORKLOADBALANCE", nlbIID.NameId, "ChangeHealthCheckerInfo()")
start := call.Start()
rawNLB, err := nlbHandler.getRawNLBByName(nlbIID.NameId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change HealthCheckerInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthCheckerInfo{}, changeErr
}
if rawNLB.Pools == nil || len(rawNLB.Pools) < 1 {
changeErr := errors.New(fmt.Sprintf("Failed to Change HealthCheckerInfo. err = VMGroup does not exist within that NLB"))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthCheckerInfo{}, changeErr
}
updatePoolId := *rawNLB.Pools[0].ID
updateNLBId := *rawNLB.ID
poolOption := vpcv1.GetLoadBalancerPoolOptions{}
poolOption.SetLoadBalancerID(updateNLBId)
poolOption.SetID(updatePoolId)
rawPool, _, err := nlbHandler.VpcService.GetLoadBalancerPoolWithContext(nlbHandler.Ctx, &poolOption)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change HealthCheckerInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthCheckerInfo{}, changeErr
}
currentHealthCheckerInfo, err := convertHealthMonitorToHealthCheckerInfo(rawPool.HealthMonitor)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change HealthCheckerInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthCheckerInfo{}, changeErr
}
if reflect.DeepEqual(healthChecker, currentHealthCheckerInfo) {
rawNLB, err := nlbHandler.getRawNLBByName(nlbIID.NameId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change HealthCheckerInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthCheckerInfo{}, changeErr
}
info, err := nlbHandler.setterNLB(rawNLB)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change HealthCheckerInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthCheckerInfo{}, changeErr
}
// not Update
return info.HealthChecker, nil
} else {
poolHealthOption, err := convertCBHealthToIbmHealth(healthChecker)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change HealthCheckerInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthCheckerInfo{}, changeErr
}
updateMaps := make(map[string]interface{})
updateMaps["health_monitor"] = &poolHealthOption
updatePoolOption := vpcv1.UpdateLoadBalancerPoolOptions{}
updatePoolOption.SetID(updatePoolId)
updatePoolOption.SetLoadBalancerID(updateNLBId)
updatePoolOption.SetLoadBalancerPoolPatch(updateMaps)
_, err = nlbHandler.checkUpdatableNLB(updateNLBId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change HealthCheckerInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthCheckerInfo{}, changeErr
}
_, _, err = nlbHandler.VpcService.UpdateLoadBalancerPoolWithContext(nlbHandler.Ctx, &updatePoolOption)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change HealthCheckerInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthCheckerInfo{}, changeErr
}
_, err = nlbHandler.checkUpdatableNLB(updateNLBId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change HealthCheckerInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthCheckerInfo{}, changeErr
}
}
rawNLB, err = nlbHandler.getRawNLBByName(nlbIID.NameId)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change HealthCheckerInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthCheckerInfo{}, changeErr
}
info, err := nlbHandler.setterNLB(rawNLB)
if err != nil {
changeErr := errors.New(fmt.Sprintf("Failed to Change HealthCheckerInfo. err = %s", err.Error()))
cblogger.Error(changeErr.Error())
LoggingError(hiscallInfo, changeErr)
return irs.HealthCheckerInfo{}, changeErr
}
LoggingInfo(hiscallInfo, start)
return info.HealthChecker, nil
}
func checkVmGroupHealth(health string) bool {
if health == "" {
return false
}
if NLBVMStatus(health) == NLBVMStatusOK {
return true
}
return false
}
func (nlbHandler *IbmNLBHandler) setterNLB(nlb vpcv1.LoadBalancer) (*irs.NLBInfo, error) {
nlbInfo := irs.NLBInfo{
IId: irs.IID{
NameId: *nlb.Name,
SystemId: *nlb.ID,
},
Scope: string(NLBRegionType),
Type: string(NLBPublicType),
}
if !*nlb.IsPublic {
nlbInfo.Type = string(NLBInternalType)
}
vpcIId, err := nlbHandler.getVPCIID(nlb)
if err != nil {
return nil, err
}
nlbInfo.VpcIID = vpcIId
vmGroup, err := nlbHandler.getVMGroup(nlb)
if err != nil {
return nil, err
}
nlbInfo.VMGroup = vmGroup
listenerInfo, err := nlbHandler.getListenerInfo(nlb)
if err != nil {
return nil, err
}
nlbInfo.Listener = listenerInfo
nlbInfo.CreatedTime = time.Time(*nlb.CreatedAt)
healthCheckerInfo, err := nlbHandler.getHealthCheckerInfo(nlb)
if err != nil {
return nil, err
}
nlbInfo.HealthChecker = healthCheckerInfo
return &nlbInfo, nil
}
func (nlbHandler *IbmNLBHandler) getRawNLBById(nlbID string) (vpcv1.LoadBalancer, error) {
if nlbID == "" {
return vpcv1.LoadBalancer{}, errors.New("id cannot be an empty value")
}
options := &vpcv1.GetLoadBalancerOptions{}
options.SetID(nlbID)
lb, _, err := nlbHandler.VpcService.GetLoadBalancer(options)
if err != nil {
return vpcv1.LoadBalancer{}, err
}
return *lb, nil
}
func (nlbHandler *IbmNLBHandler) getListenerInfo(nlb vpcv1.LoadBalancer) (irs.ListenerInfo, error) {
listenerInfo := irs.ListenerInfo{}
if len(nlb.PublicIps) > 0 {
listenerInfo.IP = *nlb.PublicIps[0].Address
}
if len(nlb.Listeners) > 0 {
listeners := nlb.Listeners
listenerOptions := vpcv1.GetLoadBalancerListenerOptions{}
listenerOptions.SetID(*listeners[0].ID)
listenerOptions.SetLoadBalancerID(*nlb.ID)
listener, _, err := nlbHandler.VpcService.GetLoadBalancerListenerWithContext(nlbHandler.Ctx, &listenerOptions)
if err != nil {
return irs.ListenerInfo{}, err
}
listenerInfo.CspID = *listener.ID
listenerInfo.Protocol = strings.ToUpper(*listener.Protocol)
listenerInfo.Port = strconv.Itoa(int(*listener.Port))
}
return listenerInfo, nil
}
func (nlbHandler *IbmNLBHandler) getVPCIID(nlb vpcv1.LoadBalancer) (irs.IID, error) {
if len(nlb.Subnets) < 1 {
return irs.IID{}, errors.New("not found Subnets")
}
cbOnlyOneSubnet := nlb.Subnets[0]
getSubnetOptions := vpcv1.GetSubnetOptions{}
getSubnetOptions.SetID(*cbOnlyOneSubnet.ID)
// TODO : VPC 정보 GET
rawSubnet, _, err := nlbHandler.VpcService.GetSubnetWithContext(nlbHandler.Ctx, &getSubnetOptions)
if err != nil {
return irs.IID{}, errors.New("not found Subnets")
}
if rawSubnet.VPC != nil {
return irs.IID{
NameId: *rawSubnet.VPC.Name,
SystemId: *rawSubnet.VPC.ID,
}, nil
}
return irs.IID{}, errors.New("not found Subnets")
}
func (nlbHandler *IbmNLBHandler) getHealthCheckerInfo(nlb vpcv1.LoadBalancer) (irs.HealthCheckerInfo, error) {
healthCheckerInfo := irs.HealthCheckerInfo{}
if len(nlb.Pools) > 0 {
backendPools := nlb.Pools
getPoolOption := vpcv1.GetLoadBalancerPoolOptions{}
getPoolOption.SetID(*backendPools[0].ID)
getPoolOption.SetLoadBalancerID(*nlb.ID)
cbOnlyOneBackendPool, _, err := nlbHandler.VpcService.GetLoadBalancerPoolWithContext(nlbHandler.Ctx, &getPoolOption)
if err != nil {
return irs.HealthCheckerInfo{}, err
}
healthCheckerInfo, err = convertHealthMonitorToHealthCheckerInfo(cbOnlyOneBackendPool.HealthMonitor)
if err != nil {
return irs.HealthCheckerInfo{}, err
}
} else {
return healthCheckerInfo, errors.New("VMGroup does not exist within that NLB")
}
return healthCheckerInfo, nil
}
func convertHealthMonitorToHealthCheckerInfo(rawHealthMonitor *vpcv1.LoadBalancerPoolHealthMonitor) (irs.HealthCheckerInfo, error) {
healthCheckerInfo := irs.HealthCheckerInfo{}
if rawHealthMonitor != nil {
port := "-1"
if rawHealthMonitor.Port != nil {
port = strconv.Itoa(int(*rawHealthMonitor.Port))
}
healthCheckerInfo.Port = port
healthCheckerInfo.Protocol = strings.ToUpper(*rawHealthMonitor.Type)
healthCheckerInfo.Interval = int(*rawHealthMonitor.Delay)
healthCheckerInfo.Threshold = int(*rawHealthMonitor.MaxRetries)
healthCheckerInfo.Timeout = int(*rawHealthMonitor.Timeout)
return healthCheckerInfo, nil
}
return healthCheckerInfo, errors.New("not exist HealthMonitor")
}
func getCreateListenerOptions(nlbReqInfo irs.NLBInfo, poolName *string) ([]vpcv1.LoadBalancerListenerPrototypeLoadBalancerContext, error) {
if poolName == nil || *poolName == "" {
return nil, errors.New("invalid PoolName")
}
listenerDefaultPoolName := *poolName
listenerPort, err := strconv.Atoi(nlbReqInfo.Listener.Port)
if err != nil {
return nil, err
}
if listenerPort > 65535 || listenerPort < 1 {
return nil, errors.New("ibm-NLB Listener provides an port of between 1 and 65535")
}
listenerPort64 := int64(listenerPort)
listenerProtocol := ""
switch strings.ToLower(nlbReqInfo.Listener.Protocol) {
case "tcp", "udp":
listenerProtocol = strings.ToLower(nlbReqInfo.Listener.Protocol)
default:
return nil, errors.New("ibm-NLB Listener provides only TCP and UDP protocols")
}
listener := vpcv1.LoadBalancerListenerPrototypeLoadBalancerContext{
Port: &listenerPort64,
Protocol: &listenerProtocol,
DefaultPool: &vpcv1.LoadBalancerPoolIdentityByName{
Name: &listenerDefaultPoolName,
},
}
var listenerArray = []vpcv1.LoadBalancerListenerPrototypeLoadBalancerContext{
listener,
}
return listenerArray, nil
}
func (nlbHandler *IbmNLBHandler) getCreatePoolOptions(nlbReqInfo irs.NLBInfo) ([]vpcv1.LoadBalancerPoolPrototype, error) {
// memberOption := vpcv1.LoadBalancerPoolMemberTargetPrototype{}
var poolArray []vpcv1.LoadBalancerPoolPrototype
memberArrayOption, err := nlbHandler.convertCBVMGroupToIbmPoolMember(nlbReqInfo.VMGroup)
if err != nil {
return nil, err
}
poolHealthOption, err := convertCBHealthToIbmHealth(nlbReqInfo.HealthChecker)
if err != nil {
return nil, err
}
poolAlgorithm := "round_robin"
poolProtocol := ""
switch strings.ToLower(nlbReqInfo.VMGroup.Protocol) {
case "tcp", "udp":
poolProtocol = strings.ToLower(nlbReqInfo.VMGroup.Protocol)
default:
return nil, errors.New("ibm-NLB VMGroup provides only TCP and UDP protocols")
}
poolName := generatePoolName(nlbReqInfo.VMGroup.Port)
poolOption := vpcv1.LoadBalancerPoolPrototype{
Algorithm: core.StringPtr(poolAlgorithm),
Protocol: core.StringPtr(poolProtocol),
Name: core.StringPtr(poolName),
HealthMonitor: &poolHealthOption,
Members: memberArrayOption,
}
poolArray = append(poolArray, poolOption)
return poolArray, nil
}
//
func (nlbHandler *IbmNLBHandler) convertCBVMGroupToIbmPoolMember(vmGroup irs.VMGroupInfo) ([]vpcv1.LoadBalancerPoolMemberPrototype, error) {
vms := *vmGroup.VMs
memberPort, err := strconv.Atoi(vmGroup.Port)
if err != nil {
return nil, err
}
if memberPort > 65535 || memberPort < 1 {
return nil, errors.New("ibm-NLB vmGroup Port provides an port of between 1 and 65535")
}
memberArrayOption := make([]vpcv1.LoadBalancerPoolMemberPrototype, len(vms))
memberPort64 := int64(memberPort)
var allVMS *[]vpcv1.Instance
for i, vmIID := range vms {
vmSystemId := vmIID.SystemId
if vmSystemId == "" {
if allVMS == nil {
allVMS, err = nlbHandler.getRawVMList()
if err != nil {
return nil, err
}
}
for _, rawVM := range *allVMS {
if strings.EqualFold(*rawVM.Name, vmIID.NameId) {
vmSystemId = *rawVM.ID
}
}
if vmSystemId == "" {
return nil, errors.New(fmt.Sprintf("not found VM %s", vmIID.NameId))
}
}
memberArrayOption[i] = vpcv1.LoadBalancerPoolMemberPrototype{
Port: core.Int64Ptr(memberPort64),
Target: &vpcv1.LoadBalancerPoolMemberTargetPrototype{
ID: core.StringPtr(vmSystemId),
},
}
}
return memberArrayOption, nil
}
func convertCBHealthToIbmHealth(healthChecker irs.HealthCheckerInfo) (vpcv1.LoadBalancerPoolHealthMonitorPrototype, error) {
HealthProtocol := ""
switch strings.ToLower(healthChecker.Protocol) {
case "tcp", "http":
HealthProtocol = strings.ToLower(healthChecker.Protocol)
default:
return vpcv1.LoadBalancerPoolHealthMonitorPrototype{}, errors.New("ibm-NLB healthCheck provides only HTTP and TCP protocols")
}
HealthDelay := int64(healthChecker.Interval)
if HealthDelay > 60 || HealthDelay < 2 {
return vpcv1.LoadBalancerPoolHealthMonitorPrototype{}, errors.New("ibm-NLB healthCheck provides an interval of between 2 and 60 seconds")
}
HealthMaxRetries := int64(healthChecker.Threshold)
if HealthMaxRetries > 10 || HealthMaxRetries < 1 {
return vpcv1.LoadBalancerPoolHealthMonitorPrototype{}, errors.New("ibm-NLB healthCheck provides an Threshold of between 1 and 10")
}
HealthTimeOut := int64(healthChecker.Timeout)
if HealthTimeOut > 59 || HealthTimeOut < 1 {
return vpcv1.LoadBalancerPoolHealthMonitorPrototype{}, errors.New("ibm-NLB healthCheck provides an Timeout of between 1 and 59 seconds")
}
HealthPort, err := strconv.Atoi(healthChecker.Port)
if err != nil {
return vpcv1.LoadBalancerPoolHealthMonitorPrototype{}, err
}
if HealthPort > 65535 || HealthPort < 1 {
return vpcv1.LoadBalancerPoolHealthMonitorPrototype{}, errors.New("ibm-NLB healthCheck provides an port of between 1 and 65535")
}
HealthPort64 := int64(HealthPort)
opts:= vpcv1.LoadBalancerPoolHealthMonitorPrototype{
Type: core.StringPtr(HealthProtocol),
Delay: core.Int64Ptr(HealthDelay),
MaxRetries: core.Int64Ptr(HealthMaxRetries),
Timeout: core.Int64Ptr(HealthTimeOut),
Port: core.Int64Ptr(HealthPort64),
}
if HealthProtocol == "http" {
opts.URLPath = core.StringPtr("/")
}
return opts, nil
}