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MyImageHandler.go
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MyImageHandler.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 Mock Driver.
//
// by CB-Spider Team, 2022.09.
package resources
import (
"fmt"
"sync"
"time"
cblog "github.com/cloud-barista/cb-log"
irs "github.com/cloud-barista/cb-spider/cloud-control-manager/cloud-driver/interfaces/resources"
_ "github.com/sirupsen/logrus"
)
var myImageInfoMap map[string][]*irs.MyImageInfo
type MockMyImageHandler struct {
MockName string
}
func init() {
// cblog is a global variable.
myImageInfoMap = make(map[string][]*irs.MyImageInfo)
}
var myImageMapLock = new(sync.RWMutex)
// (1) create myImageInfo object
// (2) insert myImageInfo into global Map
func (myImageHandler *MockMyImageHandler) SnapshotVM(myImageReqInfo irs.MyImageInfo) (irs.MyImageInfo, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called SnapshotVM()!")
mockName := myImageHandler.MockName
myImageReqInfo.IId.SystemId = myImageReqInfo.IId.NameId
myImageReqInfo.Status = irs.MyImageAvailable
myImageReqInfo.CreatedTime = time.Now()
// (2) insert MyImageInfo into global Map
myImageMapLock.Lock()
defer myImageMapLock.Unlock()
infoList, _ := myImageInfoMap[mockName]
infoList = append(infoList, &myImageReqInfo)
myImageInfoMap[mockName] = infoList
return CloneMyImageInfo(myImageReqInfo), nil
}
func CloneMyImageInfoList(srcInfoList []*irs.MyImageInfo) []*irs.MyImageInfo {
clonedInfoList := []*irs.MyImageInfo{}
for _, srcInfo := range srcInfoList {
clonedInfo := CloneMyImageInfo(*srcInfo)
clonedInfoList = append(clonedInfoList, &clonedInfo)
}
return clonedInfoList
}
func CloneMyImageInfo(srcInfo irs.MyImageInfo) irs.MyImageInfo {
/*
type MyImageInfo struct {
IId IID // {NameId, SystemId}
SourceVM IID
Status MyImageStatus // Available | Deleting
CreatedTime time.Time
KeyValueList []KeyValue
}
*/
// clone MyImageInfo
clonedInfo := irs.MyImageInfo{
IId: irs.IID{srcInfo.IId.NameId, srcInfo.IId.SystemId},
SourceVM: irs.IID{srcInfo.SourceVM.NameId, srcInfo.SourceVM.SystemId},
Status: srcInfo.Status,
CreatedTime: srcInfo.CreatedTime,
KeyValueList: srcInfo.KeyValueList, // now, do not need cloning
}
return clonedInfo
}
func (myImageHandler *MockMyImageHandler) ListMyImage() ([]*irs.MyImageInfo, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called ListMyImage()!")
mockName := myImageHandler.MockName
myImageMapLock.RLock()
defer myImageMapLock.RUnlock()
infoList, ok := myImageInfoMap[mockName]
if !ok {
return []*irs.MyImageInfo{}, nil
}
// cloning list of MyImage
return CloneMyImageInfoList(infoList), nil
}
func (myImageHandler *MockMyImageHandler) GetMyImage(iid irs.IID) (irs.MyImageInfo, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called GetMyImage()!")
mockName := myImageHandler.MockName
myImageMapLock.RLock()
defer myImageMapLock.RUnlock()
infoList, ok := myImageInfoMap[mockName]
if !ok {
return irs.MyImageInfo{}, fmt.Errorf("%s MyImage does not exist!!", iid.NameId)
}
for _, info := range infoList {
if (*info).IId.NameId == iid.NameId {
return CloneMyImageInfo(*info), nil
}
}
return irs.MyImageInfo{}, fmt.Errorf("%s MyImage does not exist!!", iid.NameId)
}
func (myImageHandler *MockMyImageHandler) DeleteMyImage(iid irs.IID) (bool, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called DeleteMyImage()!")
mockName := myImageHandler.MockName
myImageMapLock.Lock()
defer myImageMapLock.Unlock()
infoList, ok := myImageInfoMap[mockName]
if !ok {
return false, fmt.Errorf("%s MyImage does not exist!!", iid.NameId)
}
for idx, info := range infoList {
if info.IId.SystemId == iid.SystemId {
infoList = append(infoList[:idx], infoList[idx+1:]...)
myImageInfoMap[mockName] = infoList
return true, nil
}
}
return false, nil
}
func (myImageHandler *MockMyImageHandler) CheckWindowsImage(iid irs.IID) (bool, error) {
return false, fmt.Errorf("Does not support CheckWindowsImage() yet!!")
}