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KeyPairHandler.go
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KeyPairHandler.go
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// Cloud Driver Interface of CB-Spider.
// The CB-Spider is a sub-Framework of the Cloud-Barista Multi-Cloud Project.
// The CB-Spider Mission is to connect all the clouds with a single interface.
//
// * Cloud-Barista: https://github.com/cloud-barista
//
// This is Resouces interfaces of Cloud Driver.
//
// by devunet@mz.co.kr, 2019.09.
package resources
import (
"errors"
"os"
"github.com/aliyun/alibaba-cloud-sdk-go/services/ecs"
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"
"github.com/davecgh/go-spew/spew"
)
type AlibabaKeyPairHandler struct {
Region idrv.RegionInfo
Client *ecs.Client
}
func (keyPairHandler *AlibabaKeyPairHandler) ListKey() ([]*irs.KeyPairInfo, error) {
cblogger.Debug("Start ListKey()")
var keyPairList []*irs.KeyPairInfo
//spew.Dump(keyPairHandler)
cblogger.Info(keyPairHandler)
request := ecs.CreateDescribeKeyPairsRequest()
request.Scheme = "https"
// logger for HisCall
callogger := call.GetLogger("HISCALL")
callLogInfo := call.CLOUDLOGSCHEMA{
CloudOS: call.ALIBABA,
RegionZone: keyPairHandler.Region.Zone,
ResourceType: call.VMKEYPAIR,
ResourceName: "ListKey()",
CloudOSAPI: "DescribeKeyPairs()",
ElapsedTime: "",
ErrorMSG: "",
}
callLogStart := call.Start()
// Returns a list of key pairs
result, err := keyPairHandler.Client.DescribeKeyPairs(request)
callLogInfo.ElapsedTime = call.Elapsed(callLogStart)
if err != nil {
callLogInfo.ErrorMSG = err.Error()
callogger.Error(call.String(callLogInfo))
cblogger.Errorf("Unable to get key pairs, %v", err)
return keyPairList, err
}
callogger.Info(call.String(callLogInfo))
cblogger.Info(result)
//cblogger.Debugf("Key Pairs:")
for _, pair := range result.KeyPairs.KeyPair {
keyPairInfo, errKeyPair := ExtractKeyPairDescribeInfo(&pair)
if errKeyPair != nil {
// 2021-10-27 이슈#480에 의해 Local Key 로직 제거
//cblogger.Infof("[%s] KeyPair는 Local에서 관리하는 대상이 아니기 때문에 Skip합니다.", *&pair.KeyPairName)
cblogger.Info(errKeyPair.Error())
} else {
keyPairList = append(keyPairList, &keyPairInfo)
}
}
cblogger.Info(keyPairList)
//spew.Dump(keyPairList)
return keyPairList, nil
}
// 2021-10-27 이슈#480에 의해 Local Key 로직 제거
func (keyPairHandler *AlibabaKeyPairHandler) CreateKey(keyPairReqInfo irs.KeyPairReqInfo) (irs.KeyPairInfo, error) {
cblogger.Info("Start CreateKey() : ", keyPairReqInfo)
/* 2021-10-27 이슈#480에 의해 Local Key 로직 제거
keyPairPath := os.Getenv("CBSPIDER_ROOT") + CBKeyPairPath
cblogger.Infof("Getenv[CBSPIDER_ROOT] : [%s]", os.Getenv("CBSPIDER_ROOT"))
cblogger.Infof("CBKeyPairPath : [%s]", CBKeyPairPath)
cblogger.Infof("Final keyPairPath : [%s]", keyPairPath)
if err := keyPairHandler.CheckKeyPairFolder(keyPairPath); err != nil {
cblogger.Error(err)
return irs.KeyPairInfo{}, err
}
*/
request := ecs.CreateCreateKeyPairRequest()
request.Scheme = "https"
request.KeyPairName = keyPairReqInfo.IId.NameId
// logger for HisCall
callogger := call.GetLogger("HISCALL")
callLogInfo := call.CLOUDLOGSCHEMA{
CloudOS: call.ALIBABA,
RegionZone: keyPairHandler.Region.Zone,
ResourceType: call.VMKEYPAIR,
ResourceName: keyPairReqInfo.IId.NameId,
CloudOSAPI: "CreateKeyPair()",
ElapsedTime: "",
ErrorMSG: "",
}
callLogStart := call.Start()
// Creates a new key pair with the given name
result, err := keyPairHandler.Client.CreateKeyPair(request)
callLogInfo.ElapsedTime = call.Elapsed(callLogStart)
if err != nil {
callLogInfo.ErrorMSG = err.Error()
callogger.Error(call.String(callLogInfo))
cblogger.Errorf("Unable to create key pair: %s, %v.", keyPairReqInfo.IId.NameId, err)
return irs.KeyPairInfo{}, err
}
callogger.Info(call.String(callLogInfo))
cblogger.Infof("Created key pair %q %s\n%s\n", result.KeyPairName, result.KeyPairFingerPrint, result.PrivateKeyBody)
spew.Dump(result)
/* 2021-10-27 이슈#480에 의해 Local Key 로직 제거
cblogger.Info("공개키 생성")
publicKey, errPub := keypair.MakePublicKeyFromPrivateKey(result.PrivateKeyBody)
if errPub != nil {
cblogger.Error(errPub)
return irs.KeyPairInfo{}, err
}
cblogger.Infof("Public Key")
spew.Dump(publicKey)
*/
keyPairInfo := irs.KeyPairInfo{
IId: irs.IID{NameId: result.KeyPairName, SystemId: result.KeyPairName},
Fingerprint: result.KeyPairFingerPrint,
PrivateKey: result.PrivateKeyBody,
//PublicKey: publicKey,
KeyValueList: []irs.KeyValue{
{Key: "KeyMaterial", Value: result.PrivateKeyBody},
},
}
/* 2021-10-27 이슈#480에 의해 Local Key 로직 제거
hashString := strings.ReplaceAll(keyPairInfo.Fingerprint, ":", "") // 필요한 경우 리전 정보 추가하면 될 듯. 나중에 키 이름과 리전으로 암복호화를 진행하면 될 것같음.
savePrivateFileTo := keyPairPath + hashString + ".pem"
savePublicFileTo := keyPairPath + hashString + ".pub"
//cblogger.Infof("hashString : [%s]", hashString)
cblogger.Infof("savePrivateFileTo : [%s]", savePrivateFileTo)
cblogger.Infof("savePublicFileTo : [%s]", savePublicFileTo)
// 파일에 private Key를 쓴다
err = keypair.SaveKey([]byte(keyPairInfo.PrivateKey), savePrivateFileTo)
if err != nil {
return irs.KeyPairInfo{}, err
}
// 파일에 public Key를 쓴다
err = keypair.SaveKey([]byte(keyPairInfo.PublicKey), savePublicFileTo)
if err != nil {
return irs.KeyPairInfo{}, err
}
*/
return keyPairInfo, nil
}
// 2021-10-27 이슈#480에 의해 Local Key 로직 제거
// 혼선을 피하기 위해 keyPairID 대신 keyPairName으로 변경 함.
func (keyPairHandler *AlibabaKeyPairHandler) GetKey(keyIID irs.IID) (irs.KeyPairInfo, error) {
//keyPairID := keyPairName
cblogger.Infof("GetKey(keyPairName) : [%s]", keyIID.SystemId)
/* 2021-10-27 이슈#480에 의해 Local Key 로직 제거
keyPairPath := os.Getenv("CBSPIDER_ROOT") + CBKeyPairPath
cblogger.Infof("Getenv[CBSPIDER_ROOT] : [%s]", os.Getenv("CBSPIDER_ROOT"))
cblogger.Infof("CBKeyPairPath : [%s]", CBKeyPairPath)
cblogger.Infof("Final keyPairPath : [%s]", keyPairPath)
if err := keyPairHandler.CheckKeyPairFolder(keyPairPath); err != nil {
cblogger.Error(err)
return irs.KeyPairInfo{}, err
}
*/
request := ecs.CreateDescribeKeyPairsRequest()
request.Scheme = "https"
request.KeyPairName = keyIID.SystemId
// logger for HisCall
callogger := call.GetLogger("HISCALL")
callLogInfo := call.CLOUDLOGSCHEMA{
CloudOS: call.ALIBABA,
RegionZone: keyPairHandler.Region.Zone,
ResourceType: call.VMKEYPAIR,
ResourceName: keyIID.NameId,
CloudOSAPI: "DescribeKeyPairs()",
ElapsedTime: "",
ErrorMSG: "",
}
callLogStart := call.Start()
result, err := keyPairHandler.Client.DescribeKeyPairs(request)
callLogInfo.ElapsedTime = call.Elapsed(callLogStart)
if err != nil {
callLogInfo.ErrorMSG = err.Error()
callogger.Error(call.String(callLogInfo))
// if aerr, ok := err.(errors.Error); ok {
cblogger.Errorf("Unable to get key pair: %s, %v.", keyIID.SystemId, err)
return irs.KeyPairInfo{}, nil
}
callogger.Info(call.String(callLogInfo))
cblogger.Info("result : ", result)
if result.TotalCount < 1 {
return irs.KeyPairInfo{}, errors.New("Notfound: '" + keyIID.SystemId + "' KeyPair Not found")
}
keyPairInfo, errKeyPair := ExtractKeyPairDescribeInfo(&result.KeyPairs.KeyPair[0])
if errKeyPair != nil {
cblogger.Error(errKeyPair.Error())
return irs.KeyPairInfo{}, errKeyPair
}
return keyPairInfo, nil
}
// 2021-10-27 이슈#480에 의해 Local Key 로직 제거
// KeyPair 정보를 추출함
func ExtractKeyPairDescribeInfo(keyPair *ecs.KeyPair) (irs.KeyPairInfo, error) {
spew.Dump(keyPair)
keyPairInfo := irs.KeyPairInfo{
IId: irs.IID{NameId: keyPair.KeyPairName, SystemId: keyPair.KeyPairName},
Fingerprint: keyPair.KeyPairFingerPrint,
}
/* 2021-10-27 이슈#480에 의해 Local Key 로직 제거
// Local Keyfile 처리
keyPairPath := os.Getenv("CBSPIDER_ROOT") + CBKeyPairPath
hashString := strings.ReplaceAll(keyPairInfo.Fingerprint, ":", "") // 필요한 경우 리전 정보 추가하면 될 듯. 나중에 키 이름과 리전으로 암복호화를 진행하면 될 것같음.
privateKeyPath := keyPairPath + hashString + ".pem"
publicKeyPath := keyPairPath + hashString + ".pub"
//cblogger.Infof("hashString : [%s]", hashString)
cblogger.Debugf("[%s] ==> [%s]", keyPairInfo.IId.NameId, privateKeyPath)
cblogger.Debugf("[%s] ==> [%s]", keyPairInfo.IId.NameId, publicKeyPath)
// Private Key, Public Key 파일 정보 가져오기
privateKeyBytes, err := ioutil.ReadFile(privateKeyPath)
if err != nil {
cblogger.Errorf("[%s] KeyPair의 Local Private 파일 조회 실패", keyPairInfo.IId.NameId)
cblogger.Error(err)
return irs.KeyPairInfo{}, err
}
publicKeyBytes, err := ioutil.ReadFile(publicKeyPath)
if err != nil {
cblogger.Errorf("[%s] KeyPair의 Local Public 파일 조회 실패", keyPairInfo.IId.NameId)
cblogger.Error(err)
return irs.KeyPairInfo{}, err
}
keyPairInfo.PublicKey = string(publicKeyBytes)
keyPairInfo.PrivateKey = string(privateKeyBytes)
*/
keyValueList := []irs.KeyValue{
//{Key: "ResourceGroupId", Value: keyPair.ResourceGroupId},
{Key: "CreationTime", Value: keyPair.CreationTime},
}
keyPairInfo.KeyValueList = keyValueList
return keyPairInfo, nil
}
// 2021-10-27 이슈#480에 의해 Local Key 로직 제거
func (keyPairHandler *AlibabaKeyPairHandler) DeleteKey(keyIID irs.IID) (bool, error) {
cblogger.Infof("DeleteKey(KeyPairName) : [%s]", keyIID.SystemId)
// Delete the key pair by name
//없는 키도 무조건 성공하기 때문에 미리 조회함.
_, errKey := keyPairHandler.GetKey(keyIID)
if errKey != nil {
cblogger.Errorf("[%s] KeyPair Delete fail", keyIID.SystemId)
cblogger.Error(errKey)
return false, errKey
}
request := ecs.CreateDeleteKeyPairsRequest()
request.Scheme = "https"
request.KeyPairNames = "[" + "\"" + keyIID.SystemId + "\"]"
spew.Dump(request)
// logger for HisCall
callogger := call.GetLogger("HISCALL")
callLogInfo := call.CLOUDLOGSCHEMA{
CloudOS: call.ALIBABA,
RegionZone: keyPairHandler.Region.Zone,
ResourceType: call.VMKEYPAIR,
ResourceName: keyIID.NameId,
CloudOSAPI: "DeleteKeyPairs()",
ElapsedTime: "",
ErrorMSG: "",
}
callLogStart := call.Start()
result, err := keyPairHandler.Client.DeleteKeyPairs(request)
callLogInfo.ElapsedTime = call.Elapsed(callLogStart)
if err != nil {
callLogInfo.ErrorMSG = err.Error()
callogger.Error(call.String(callLogInfo))
cblogger.Errorf("Unable to delete key pair: %s, %v.", keyIID.SystemId, err)
return false, err
}
callogger.Info(call.String(callLogInfo))
cblogger.Info(result)
cblogger.Infof("Successfully deleted %q Alibaba Cloud key pair\n", keyIID.SystemId)
/* 2021-10-27 이슈#480에 의해 Local Key 로직 제거
//====================
// Local Keyfile 처리
//====================
keyPairPath := os.Getenv("CBSPIDER_ROOT") + CBKeyPairPath
cblogger.Infof("Getenv[CBSPIDER_ROOT] : [%s]", os.Getenv("CBSPIDER_ROOT"))
cblogger.Infof("CBKeyPairPath : [%s]", CBKeyPairPath)
cblogger.Infof("Final keyPairPath : [%s]", keyPairPath)
hashString := strings.ReplaceAll(keyPairInfo.Fingerprint, ":", "") // 필요한 경우 리전 정보 추가하면 될 듯. 나중에 키 이름과 리전으로 암복호화를 진행하면 될 것같음.
privateKeyPath := keyPairPath + hashString + ".pem"
publicKeyPath := keyPairPath + hashString + ".pub"
// Private Key, Public Key 삭제
err = os.Remove(privateKeyPath)
if err != nil {
return false, err
}
err = os.Remove(publicKeyPath)
if err != nil {
return false, err
}
*/
return true, nil
}
//=================================
// 공개 키 변환 및 키 정보 로컬 보관 로직 추가
//=================================
func (keyPairHandler *AlibabaKeyPairHandler) CheckKeyPairFolder(keyPairPath string) error {
//키페어 생성 시 폴더가 존재하지 않으면 생성 함.
_, errChkDir := os.Stat(keyPairPath)
if os.IsNotExist(errChkDir) {
cblogger.Errorf("[%s] Path가 존재하지 않아서 생성합니다.", keyPairPath)
//errDir := os.MkdirAll(keyPairPath, 0755)
errDir := os.MkdirAll(keyPairPath, 0700)
//errDir := os.MkdirAll(keyPairPath, os.ModePerm) // os.ModePerm : 0777 //os.ModeDir
if errDir != nil {
//log.Fatal(err)
cblogger.Errorf("[%s] Path가 생성 실패", keyPairPath)
cblogger.Error(errDir)
return errDir
}
}
return nil
}