-
Notifications
You must be signed in to change notification settings - Fork 47
/
VMHandler.go
458 lines (377 loc) · 12.3 KB
/
VMHandler.go
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
// 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, 2020.10.
package resources
import (
"fmt"
"time"
cblog "github.com/cloud-barista/cb-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"
)
var vmInfoMap map[string][]*irs.VMInfo
var vmStatusInfoMap map[string][]*irs.VMStatusInfo
type MockVMHandler struct {
Region idrv.RegionInfo
MockName string
}
func init() {
vmInfoMap = make(map[string][]*irs.VMInfo)
vmStatusInfoMap = make(map[string][]*irs.VMStatusInfo)
}
func (vmHandler *MockVMHandler) StartVM(vmReqInfo irs.VMReqInfo) (irs.VMInfo, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called StartVM()!")
mockName := vmHandler.MockName
vmReqInfo.IId.SystemId = vmReqInfo.IId.NameId
// image validation
imageHandler := MockImageHandler{mockName}
validatedImgInfo, err := imageHandler.GetImage(vmReqInfo.ImageIID)
if err != nil {
cblogger.Error(err)
return irs.VMInfo{}, err
}
// spec validation
vmSpecHandler := MockVMSpecHandler{mockName}
validatedSpecInfo, err := vmSpecHandler.GetVMSpec(vmReqInfo.VMSpecName)
if err != nil {
cblogger.Error(err)
return irs.VMInfo{}, err
}
// vpc validation
vpcHandler := MockVPCHandler{mockName}
validatedVPCInfo, err := vpcHandler.GetVPC(vmReqInfo.VpcIID)
if err != nil {
cblogger.Error(err)
return irs.VMInfo{}, err
}
// subnet validation
var validatedSubnetInfo *irs.SubnetInfo = nil
for _, info := range validatedVPCInfo.SubnetInfoList {
if info.IId.NameId == vmReqInfo.SubnetIID.NameId {
validatedSubnetInfo = &info
break;
}
}
if validatedSubnetInfo == nil {
errMSG := vmReqInfo.SubnetIID.NameId + " subnet iid does not exist!!"
cblogger.Error(errMSG)
return irs.VMInfo{}, fmt.Errorf(errMSG)
}
// sg validation
securityHandler := MockSecurityHandler{mockName}
sgInfoList, err := securityHandler.ListSecurity()
if err != nil {
cblogger.Error(err)
return irs.VMInfo{}, err
}
validatedSgIIDs := []irs.IID{}
for _, info1 := range vmReqInfo.SecurityGroupIIDs {
flg := false
for _, info2 := range sgInfoList {
if (*info2).IId.NameId == info1.NameId {
validatedSgIIDs = append(validatedSgIIDs, info2.IId)
flg = true
break
}
}
if !flg {
errMSG := info1.NameId + " security group iid does not exist!!"
cblogger.Error(errMSG)
return irs.VMInfo{}, fmt.Errorf(errMSG)
}
}
// keypair validation
keyPairHandler := MockKeyPairHandler{mockName}
validatedKeyPairInfo, err := keyPairHandler.GetKey(vmReqInfo.KeyPairIID)
if err != nil {
cblogger.Error(err)
return irs.VMInfo{}, err
}
// vm creation
vmInfo := irs.VMInfo{
IId: vmReqInfo.IId,
StartTime: time.Now(),
Region: irs.RegionInfo{vmHandler.Region.Region, vmHandler.Region.Zone},
ImageIId: validatedImgInfo.IId,
VMSpecName: validatedSpecInfo.Name,
VpcIID: validatedVPCInfo.IId,
SubnetIID: validatedSubnetInfo.IId,
SecurityGroupIIds: validatedSgIIDs,
KeyPairIId: validatedKeyPairInfo.IId,
VMUserId: vmReqInfo.VMUserId,
VMUserPasswd: vmReqInfo.VMUserPasswd,
NetworkInterface: "mockni0",
PublicIP: "4.3.2.1",
PublicDNS: vmReqInfo.IId.NameId + ".spider.barista.com",
PrivateIP: "1.2.3.4",
PrivateDNS: vmReqInfo.IId.NameId + ".spider.barista.com",
VMBootDisk: "/dev/sda1",
VMBlockDisk: "/dev/sda1",
KeyValueList: nil,
}
infoList, _ := vmInfoMap[mockName]
infoList = append(infoList, &vmInfo)
vmInfoMap[mockName] = infoList
// vm status creation
vmStatusInfo := irs.VMStatusInfo{vmReqInfo.IId, irs.Running}
statusInfoList, _ := vmStatusInfoMap[mockName]
statusInfoList = append(statusInfoList, &vmStatusInfo)
vmStatusInfoMap[mockName] = statusInfoList
return vmInfo, nil
}
func (vmHandler *MockVMHandler) SuspendVM(iid irs.IID) (irs.VMStatus, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called SuspendVM()!")
mockName := vmHandler.MockName
statusInfoList, ok := vmStatusInfoMap[mockName]
if !ok {
errMSG := mockName + " vm status does not exist!!"
cblogger.Error(errMSG)
return "", fmt.Errorf(errMSG)
}
var validatedStatusInfo *irs.VMStatusInfo = nil
for _, info := range statusInfoList {
if (*info).IId.NameId == iid.NameId {
validatedStatusInfo = info
}
}
if validatedStatusInfo == nil {
errMSG := iid.NameId + " status iid does not exist!!"
cblogger.Error(errMSG)
return "", fmt.Errorf(errMSG)
}
validatedStatusInfo.VmStatus = irs.Suspended
return irs.Suspending, nil
}
func (vmHandler *MockVMHandler) ResumeVM(iid irs.IID) (irs.VMStatus, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called ResumeVM()!")
mockName := vmHandler.MockName
statusInfoList, ok := vmStatusInfoMap[mockName]
if !ok {
errMSG := mockName + " vm status does not exist!!"
cblogger.Error(errMSG)
return "", fmt.Errorf(errMSG)
}
var validatedStatusInfo *irs.VMStatusInfo = nil
for _, info := range statusInfoList {
if (*info).IId.NameId == iid.NameId {
validatedStatusInfo = info
}
}
if validatedStatusInfo == nil {
errMSG := iid.NameId + " vm status iid does not exist!!"
cblogger.Error(errMSG)
return "", fmt.Errorf(errMSG)
}
validatedStatusInfo.VmStatus = irs.Running
return irs.Resuming, nil
}
func (vmHandler *MockVMHandler) RebootVM(iid irs.IID) (irs.VMStatus, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called RebootVM()!")
mockName := vmHandler.MockName
statusInfoList, ok := vmStatusInfoMap[mockName]
if !ok {
errMSG := mockName + " vm status does not exist!!"
cblogger.Error(errMSG)
return "", fmt.Errorf(errMSG)
}
var validatedStatusInfo *irs.VMStatusInfo = nil
for _, info := range statusInfoList {
if (*info).IId.NameId == iid.NameId {
validatedStatusInfo = info
}
}
if validatedStatusInfo == nil {
errMSG := iid.NameId + " vm status iid does not exist!!"
cblogger.Error(errMSG)
return "", fmt.Errorf(errMSG)
}
if validatedStatusInfo.VmStatus == irs.Suspended {
errMSG := "reboot not supported in SUSPENDED status"
cblogger.Error(errMSG)
return "", fmt.Errorf(errMSG)
}
validatedStatusInfo.VmStatus = irs.Running
return irs.Rebooting, nil
}
func (vmHandler *MockVMHandler) TerminateVM(iid irs.IID) (irs.VMStatus, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called TerminateVM()!")
infoList, err := vmHandler.ListVM()
if err != nil {
cblogger.Error(err)
return "", err
}
statusInfoList, err := vmHandler.ListVMStatus()
if err != nil {
cblogger.Error(err)
return "", err
}
mockName := vmHandler.MockName
for idx, info := range infoList {
if info.IId.SystemId == iid.SystemId {
infoList = append(infoList[:idx], infoList[idx+1:]...)
}
}
vmInfoMap[mockName] = infoList
for idx, info := range statusInfoList {
if info.IId.SystemId == iid.SystemId {
statusInfoList = append(statusInfoList[:idx], statusInfoList[idx+1:]...)
}
}
vmStatusInfoMap[mockName] = statusInfoList
return irs.Terminating, nil
}
func (vmHandler *MockVMHandler) ListVMStatus() ([]*irs.VMStatusInfo, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called ListVMStatus()!")
mockName := vmHandler.MockName
infoList, ok := vmStatusInfoMap[mockName]
if !ok {
return []*irs.VMStatusInfo{}, nil
}
// cloning list of VM Status
return CloneVMStatusInfoList(infoList), nil
}
func CloneVMStatusInfoList(srcInfoList []*irs.VMStatusInfo) []*irs.VMStatusInfo {
clonedInfoList := []*irs.VMStatusInfo{}
for _, srcInfo := range srcInfoList {
clonedInfo := CloneVMStatusInfo(*srcInfo)
clonedInfoList = append(clonedInfoList, &clonedInfo)
}
return clonedInfoList
}
func CloneVMStatusInfo(srcInfo irs.VMStatusInfo) irs.VMStatusInfo {
/*
type VMStatusInfo struct {
IId IID // {NameId, SystemId}
VmStatus VMStatus
}
*/
// clone VMStatusInfo
clonedInfo := irs.VMStatusInfo {
IId: irs.IID{srcInfo.IId.NameId, srcInfo.IId.SystemId},
VmStatus: srcInfo.VmStatus,
}
return clonedInfo
}
func (vmHandler *MockVMHandler) GetVMStatus(iid irs.IID) (irs.VMStatus, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called GetVMStatus()!")
infoList, err := vmHandler.ListVMStatus()
if err != nil {
cblogger.Error(err)
return "", err
}
for _, info := range infoList {
if (*info).IId.NameId == iid.NameId {
return (*info).VmStatus, nil
}
}
errMSG := iid.NameId + " status iid does not exist!!"
cblogger.Error(errMSG)
return "", fmt.Errorf(errMSG)
}
func (vmHandler *MockVMHandler) ListVM() ([]*irs.VMInfo, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called ListVM()!")
mockName := vmHandler.MockName
infoList, ok := vmInfoMap[mockName]
if !ok {
return []*irs.VMInfo{}, nil
}
// cloning list of VM
return CloneVMInfoList(infoList), nil
}
func CloneVMInfoList(srcInfoList []*irs.VMInfo) []*irs.VMInfo {
clonedInfoList := []*irs.VMInfo{}
for _, srcInfo := range srcInfoList {
clonedInfo := CloneVMInfo(*srcInfo)
clonedInfoList = append(clonedInfoList, &clonedInfo)
}
return clonedInfoList
}
func CloneVMInfo(srcInfo irs.VMInfo) irs.VMInfo {
/*
type VMInfo struct {
IId IID // {NameId, SystemId}
StartTime time.Time // Timezone: based on cloud-barista server location.
Region RegionInfo // ex) {us-east1, us-east1-c} or {ap-northeast-2}
ImageIId IID
VMSpecName string // instance type or flavour, etc... ex) t2.micro or f1.micro
VpcIID IID
SubnetIID IID // AWS, ex) subnet-8c4a53e4
SecurityGroupIIds []IID // AWS, ex) sg-0b7452563e1121bb6
KeyPairIId IID
VMUserId string // ex) user1
VMUserPasswd string
NetworkInterface string // ex) eth0
PublicIP string
PublicDNS string
PrivateIP string
PrivateDNS string
VMBootDisk string // ex) /dev/sda1
VMBlockDisk string // ex)
SSHAccessPoint string // ex) 10.2.3.2:22, 123.456.789.123:4321
KeyValueList []KeyValue
}
*/
// clone VMInfo
clonedInfo := irs.VMInfo{
IId: irs.IID{srcInfo.IId.NameId, srcInfo.IId.SystemId},
StartTime: srcInfo.StartTime,
Region: srcInfo.Region,
ImageIId: srcInfo.ImageIId,
VMSpecName: srcInfo.VMSpecName,
VpcIID: irs.IID{srcInfo.VpcIID.NameId, srcInfo.VpcIID.SystemId},
SubnetIID: irs.IID{srcInfo.SubnetIID.NameId, srcInfo.SubnetIID.SystemId},
SecurityGroupIIds: cloneIIDArray(srcInfo.SecurityGroupIIds),
KeyPairIId: irs.IID{srcInfo.KeyPairIId.NameId, srcInfo.KeyPairIId.SystemId},
VMUserId: srcInfo.VMUserId,
VMUserPasswd: srcInfo.VMUserPasswd,
NetworkInterface: srcInfo.NetworkInterface,
PublicIP: srcInfo.PublicIP,
PublicDNS: srcInfo.PublicDNS,
PrivateIP: srcInfo.PrivateIP,
PrivateDNS: srcInfo.PrivateDNS,
VMBootDisk: srcInfo.VMBootDisk,
VMBlockDisk: srcInfo.VMBlockDisk,
SSHAccessPoint: srcInfo.SSHAccessPoint,
KeyValueList: srcInfo.KeyValueList, // now, do not need cloning
}
return clonedInfo
}
func cloneIIDArray(srcIIDArray []irs.IID) []irs.IID {
clonedIIDs := []irs.IID{}
for _, iid := range srcIIDArray {
clonedIIDs = append(clonedIIDs, irs.IID{iid.NameId, iid.SystemId})
}
return clonedIIDs
}
func (vmHandler *MockVMHandler) GetVM(iid irs.IID) (irs.VMInfo, error) {
cblogger := cblog.GetLogger("CB-SPIDER")
cblogger.Info("Mock Driver: called GetVM()!")
infoList, err := vmHandler.ListVM()
if err != nil {
cblogger.Error(err)
return irs.VMInfo{}, err
}
// infoList is already cloned in ListVM()
for _, info := range infoList {
if (*info).IId.NameId == iid.NameId {
return *info, nil
}
}
errMSG := iid.NameId + " vm iid does not exist!!"
cblogger.Error(errMSG)
return irs.VMInfo{}, fmt.Errorf(errMSG)
}