-
Notifications
You must be signed in to change notification settings - Fork 859
/
deploy.go
738 lines (649 loc) · 27 KB
/
deploy.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
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
/*
Copyright 2021 The Karmada Authors.
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 kubernetes
import (
"context"
"encoding/base64"
"fmt"
"net"
"os"
"path"
"strings"
"time"
corev1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
"k8s.io/client-go/tools/clientcmd"
certutil "k8s.io/client-go/util/cert"
"k8s.io/klog/v2"
netutils "k8s.io/utils/net"
"github.com/karmada-io/karmada/pkg/karmadactl/cmdinit/cert"
"github.com/karmada-io/karmada/pkg/karmadactl/cmdinit/karmada"
"github.com/karmada-io/karmada/pkg/karmadactl/cmdinit/options"
"github.com/karmada-io/karmada/pkg/karmadactl/cmdinit/utils"
globaloptions "github.com/karmada-io/karmada/pkg/karmadactl/options"
"github.com/karmada-io/karmada/pkg/karmadactl/util"
"github.com/karmada-io/karmada/pkg/karmadactl/util/apiclient"
"github.com/karmada-io/karmada/pkg/version"
)
var (
imageRepositories = map[string]string{
"global": "registry.k8s.io",
"cn": "registry.cn-hangzhou.aliyuncs.com/google_containers",
}
certList = []string{
globaloptions.CaCertAndKeyName,
options.EtcdCaCertAndKeyName,
options.EtcdServerCertAndKeyName,
options.EtcdClientCertAndKeyName,
options.KarmadaCertAndKeyName,
options.ApiserverCertAndKeyName,
options.FrontProxyCaCertAndKeyName,
options.FrontProxyClientCertAndKeyName,
}
emptyByteSlice = make([]byte, 0)
externalEtcdCertSpecialization = map[string]func(*CommandInitOption) ([]byte, []byte, error){
options.EtcdCaCertAndKeyName: func(option *CommandInitOption) (cert, key []byte, err error) {
cert, err = os.ReadFile(option.ExternalEtcdCACertPath)
key = emptyByteSlice
return
},
options.EtcdServerCertAndKeyName: func(_ *CommandInitOption) ([]byte, []byte, error) {
return emptyByteSlice, emptyByteSlice, nil
},
options.EtcdClientCertAndKeyName: func(option *CommandInitOption) (cert, key []byte, err error) {
if cert, err = os.ReadFile(option.ExternalEtcdClientCertPath); err != nil {
return
}
key, err = os.ReadFile(option.ExternalEtcdClientKeyPath)
return
},
}
karmadaRelease string
defaultEtcdImage = "etcd:3.5.9-0"
// DefaultCrdURL Karmada crds resource
DefaultCrdURL string
// DefaultInitImage etcd init container image
DefaultInitImage string
// DefaultKarmadaSchedulerImage Karmada scheduler image
DefaultKarmadaSchedulerImage string
// DefaultKarmadaControllerManagerImage Karmada controller manager image
DefaultKarmadaControllerManagerImage string
// DefaultKarmadaWebhookImage Karmada webhook image
DefaultKarmadaWebhookImage string
// DefaultKarmadaAggregatedAPIServerImage Karmada aggregated apiserver image
DefaultKarmadaAggregatedAPIServerImage string
)
const (
etcdStorageModePVC = "PVC"
etcdStorageModeEmptyDir = "emptyDir"
etcdStorageModeHostPath = "hostPath"
)
func init() {
releaseVer, err := version.ParseGitVersion(version.Get().GitVersion)
if err != nil {
klog.Infof("No default release version found. build version: %s", version.Get().String())
releaseVer = &version.ReleaseVersion{} // initialize to avoid panic
}
karmadaRelease = releaseVer.ReleaseVersion()
DefaultCrdURL = fmt.Sprintf("https://github.com/karmada-io/karmada/releases/download/%s/crds.tar.gz", releaseVer.ReleaseVersion())
DefaultInitImage = "docker.io/alpine:3.19.1"
DefaultKarmadaSchedulerImage = fmt.Sprintf("docker.io/karmada/karmada-scheduler:%s", releaseVer.ReleaseVersion())
DefaultKarmadaControllerManagerImage = fmt.Sprintf("docker.io/karmada/karmada-controller-manager:%s", releaseVer.ReleaseVersion())
DefaultKarmadaWebhookImage = fmt.Sprintf("docker.io/karmada/karmada-webhook:%s", releaseVer.ReleaseVersion())
DefaultKarmadaAggregatedAPIServerImage = fmt.Sprintf("docker.io/karmada/karmada-aggregated-apiserver:%s", releaseVer.ReleaseVersion())
}
// CommandInitOption holds all flags options for init.
type CommandInitOption struct {
ImageRegistry string
KubeImageRegistry string
KubeImageMirrorCountry string
KubeImageTag string
EtcdImage string
EtcdReplicas int32
EtcdInitImage string
EtcdStorageMode string
EtcdHostDataPath string
EtcdNodeSelectorLabels string
EtcdPersistentVolumeSize string
ExternalEtcdCACertPath string
ExternalEtcdClientCertPath string
ExternalEtcdClientKeyPath string
ExternalEtcdServers string
ExternalEtcdKeyPrefix string
KarmadaAPIServerImage string
KarmadaAPIServerReplicas int32
KarmadaAPIServerAdvertiseAddress string
KarmadaAPIServerNodePort int32
KarmadaSchedulerImage string
KarmadaSchedulerReplicas int32
KubeControllerManagerImage string
KubeControllerManagerReplicas int32
KarmadaControllerManagerImage string
KarmadaControllerManagerReplicas int32
KarmadaWebhookImage string
KarmadaWebhookReplicas int32
KarmadaAggregatedAPIServerImage string
KarmadaAggregatedAPIServerReplicas int32
Namespace string
KubeConfig string
Context string
StorageClassesName string
KarmadaDataPath string
KarmadaPkiPath string
CRDs string
ExternalIP string
ExternalDNS string
PullSecrets []string
CertValidity time.Duration
KubeClientSet kubernetes.Interface
CertAndKeyFileData map[string][]byte
RestConfig *rest.Config
KarmadaAPIServerIP []net.IP
HostClusterDomain string
WaitComponentReadyTimeout int
}
func (i *CommandInitOption) validateLocalEtcd(parentCommand string) error {
if i.EtcdStorageMode == etcdStorageModeHostPath && i.EtcdHostDataPath == "" {
return fmt.Errorf("when etcd storage mode is hostPath, dataPath is not empty. See '%s init --help'", parentCommand)
}
if i.EtcdStorageMode == etcdStorageModeHostPath && i.EtcdNodeSelectorLabels != "" && utils.StringToMap(i.EtcdNodeSelectorLabels) == nil {
return fmt.Errorf("the label does not seem to be 'key=value'")
}
if i.EtcdStorageMode == etcdStorageModeHostPath && i.EtcdReplicas != 1 {
return fmt.Errorf("for data security,when etcd storage mode is hostPath,etcd-replicas can only be 1")
}
if i.EtcdStorageMode == etcdStorageModePVC && i.StorageClassesName == "" {
return fmt.Errorf("when etcd storage mode is PVC, storageClassesName is not empty. See '%s init --help'", parentCommand)
}
if i.WaitComponentReadyTimeout < 0 {
return fmt.Errorf("wait-component-ready-timeout must be greater than or equal to 0")
}
supportedStorageMode := SupportedStorageMode()
if i.EtcdStorageMode != "" {
for _, mode := range supportedStorageMode {
if i.EtcdStorageMode == mode {
return nil
}
}
return fmt.Errorf("unsupported etcd-storage-mode %s. See '%s init --help'", i.EtcdStorageMode, parentCommand)
}
return nil
}
func (i *CommandInitOption) validateExternalEtcd(_ string) error {
if (i.ExternalEtcdClientCertPath == "" && i.ExternalEtcdClientKeyPath != "") ||
(i.ExternalEtcdClientCertPath != "" && i.ExternalEtcdClientKeyPath == "") {
return fmt.Errorf("etcd client cert and key should be specified both or none")
}
return nil
}
func (i *CommandInitOption) isExternalEtcdProvided() bool {
return i.ExternalEtcdServers != ""
}
// Validate Check that there are enough flags to run the command.
//
//nolint:gocyclo
func (i *CommandInitOption) Validate(parentCommand string) error {
if i.KarmadaAPIServerAdvertiseAddress != "" {
if netutils.ParseIPSloppy(i.KarmadaAPIServerAdvertiseAddress) == nil {
return fmt.Errorf("karmada apiserver advertise address is not valid")
}
}
if i.isExternalEtcdProvided() {
return i.validateExternalEtcd(parentCommand)
}
return i.validateLocalEtcd(parentCommand)
}
// Complete Initialize k8s client
func (i *CommandInitOption) Complete() error {
restConfig, err := apiclient.RestConfig(i.Context, i.KubeConfig)
if err != nil {
return err
}
i.RestConfig = restConfig
klog.Infof("kubeconfig file: %s, kubernetes: %s", i.KubeConfig, restConfig.Host)
clientSet, err := apiclient.NewClientSet(restConfig)
if err != nil {
return err
}
i.KubeClientSet = clientSet
if i.isNodePortExist() {
return fmt.Errorf("nodePort of karmada apiserver %v already exist", i.KarmadaAPIServerNodePort)
}
if !i.isExternalEtcdProvided() && i.EtcdStorageMode == "hostPath" && i.EtcdNodeSelectorLabels == "" {
if err := i.AddNodeSelectorLabels(); err != nil {
return err
}
}
if err := i.getKarmadaAPIServerIP(); err != nil {
return err
}
klog.Infof("karmada apiserver ip: %s", i.KarmadaAPIServerIP)
if !i.isExternalEtcdProvided() && i.EtcdStorageMode == "hostPath" && i.EtcdNodeSelectorLabels != "" {
if !i.isNodeExist(i.EtcdNodeSelectorLabels) {
return fmt.Errorf("no node found by label %s", i.EtcdNodeSelectorLabels)
}
}
return initializeDirectory(i.KarmadaDataPath)
}
// initializeDirectory initializes a directory and makes sure it's empty.
func initializeDirectory(path string) error {
if utils.IsExist(path) {
if err := os.RemoveAll(path); err != nil {
return err
}
}
if err := os.MkdirAll(path, os.FileMode(0700)); err != nil {
return fmt.Errorf("failed to create directory: %s, error: %v", path, err)
}
return nil
}
// genCerts create ca etcd karmada cert
func (i *CommandInitOption) genCerts() error {
notAfter := time.Now().Add(i.CertValidity).UTC()
var etcdServerCertConfig, etcdClientCertCfg *cert.CertsConfig
if !i.isExternalEtcdProvided() {
etcdServerCertDNS := []string{
"localhost",
}
for number := int32(0); number < i.EtcdReplicas; number++ {
etcdServerCertDNS = append(etcdServerCertDNS, fmt.Sprintf("%s-%v.%s.%s.svc.%s",
etcdStatefulSetAndServiceName, number, etcdStatefulSetAndServiceName, i.Namespace, i.HostClusterDomain))
}
etcdServerAltNames := certutil.AltNames{
DNSNames: etcdServerCertDNS,
IPs: []net.IP{utils.StringToNetIP("127.0.0.1")},
}
etcdServerCertConfig = cert.NewCertConfig("karmada-etcd-server", []string{}, etcdServerAltNames, ¬After)
etcdClientCertCfg = cert.NewCertConfig("karmada-etcd-client", []string{}, certutil.AltNames{}, ¬After)
}
karmadaDNS := []string{
"localhost",
"kubernetes",
"kubernetes.default",
"kubernetes.default.svc",
karmadaAPIServerDeploymentAndServiceName,
webhookDeploymentAndServiceAccountAndServiceName,
karmadaAggregatedAPIServerDeploymentAndServiceName,
fmt.Sprintf("%s.%s.svc.%s", karmadaAPIServerDeploymentAndServiceName, i.Namespace, i.HostClusterDomain),
fmt.Sprintf("%s.%s.svc.%s", webhookDeploymentAndServiceAccountAndServiceName, i.Namespace, i.HostClusterDomain),
fmt.Sprintf("%s.%s.svc", webhookDeploymentAndServiceAccountAndServiceName, i.Namespace),
fmt.Sprintf("%s.%s.svc.%s", karmadaAggregatedAPIServerDeploymentAndServiceName, i.Namespace, i.HostClusterDomain),
fmt.Sprintf("*.%s.svc.%s", i.Namespace, i.HostClusterDomain),
fmt.Sprintf("*.%s.svc", i.Namespace),
}
karmadaDNS = append(karmadaDNS, utils.FlagsDNS(i.ExternalDNS)...)
karmadaIPs := utils.FlagsIP(i.ExternalIP)
karmadaIPs = append(
karmadaIPs,
utils.StringToNetIP("127.0.0.1"),
)
karmadaIPs = append(karmadaIPs, i.KarmadaAPIServerIP...)
internetIP, err := utils.InternetIP()
if err != nil {
klog.Warningln("Failed to obtain internet IP. ", err)
} else {
karmadaIPs = append(karmadaIPs, internetIP)
}
karmadaAltNames := certutil.AltNames{
DNSNames: karmadaDNS,
IPs: karmadaIPs,
}
karmadaCertCfg := cert.NewCertConfig("system:admin", []string{"system:masters"}, karmadaAltNames, ¬After)
apiserverCertCfg := cert.NewCertConfig("karmada-apiserver", []string{""}, karmadaAltNames, ¬After)
frontProxyClientCertCfg := cert.NewCertConfig("front-proxy-client", []string{}, certutil.AltNames{}, ¬After)
if err = cert.GenCerts(i.KarmadaPkiPath, etcdServerCertConfig, etcdClientCertCfg, karmadaCertCfg, apiserverCertCfg, frontProxyClientCertCfg); err != nil {
return err
}
return nil
}
// prepareCRD download or unzip `crds.tar.gz` to `options.DataPath`
func (i *CommandInitOption) prepareCRD() error {
if strings.HasPrefix(i.CRDs, "http") {
filename := i.KarmadaDataPath + "/" + path.Base(i.CRDs)
klog.Infof("download crds file:%s", i.CRDs)
if err := utils.DownloadFile(i.CRDs, filename); err != nil {
return err
}
if err := utils.DeCompress(filename, i.KarmadaDataPath); err != nil {
return err
}
return nil
}
klog.Infoln("local crds file name:", i.CRDs)
return utils.DeCompress(i.CRDs, i.KarmadaDataPath)
}
func (i *CommandInitOption) createCertsSecrets() error {
// Create kubeconfig Secret
karmadaServerURL := fmt.Sprintf("https://%s.%s.svc.%s:%v", karmadaAPIServerDeploymentAndServiceName, i.Namespace, i.HostClusterDomain, karmadaAPIServerContainerPort)
config := utils.CreateWithCerts(karmadaServerURL, options.UserName, options.UserName, i.CertAndKeyFileData[fmt.Sprintf("%s.crt", globaloptions.CaCertAndKeyName)],
i.CertAndKeyFileData[fmt.Sprintf("%s.key", options.KarmadaCertAndKeyName)], i.CertAndKeyFileData[fmt.Sprintf("%s.crt", options.KarmadaCertAndKeyName)])
configBytes, err := clientcmd.Write(*config)
if err != nil {
return fmt.Errorf("failure while serializing admin kubeConfig. %v", err)
}
kubeConfigSecret := i.SecretFromSpec(KubeConfigSecretAndMountName, corev1.SecretTypeOpaque, map[string]string{KubeConfigSecretAndMountName: string(configBytes)})
if err = util.CreateOrUpdateSecret(i.KubeClientSet, kubeConfigSecret); err != nil {
return err
}
// Create certs Secret
etcdCert := map[string]string{
fmt.Sprintf("%s.crt", options.EtcdCaCertAndKeyName): string(i.CertAndKeyFileData[fmt.Sprintf("%s.crt", options.EtcdCaCertAndKeyName)]),
fmt.Sprintf("%s.key", options.EtcdCaCertAndKeyName): string(i.CertAndKeyFileData[fmt.Sprintf("%s.key", options.EtcdCaCertAndKeyName)]),
fmt.Sprintf("%s.crt", options.EtcdServerCertAndKeyName): string(i.CertAndKeyFileData[fmt.Sprintf("%s.crt", options.EtcdServerCertAndKeyName)]),
fmt.Sprintf("%s.key", options.EtcdServerCertAndKeyName): string(i.CertAndKeyFileData[fmt.Sprintf("%s.key", options.EtcdServerCertAndKeyName)]),
}
etcdSecret := i.SecretFromSpec(etcdCertName, corev1.SecretTypeOpaque, etcdCert)
if err := util.CreateOrUpdateSecret(i.KubeClientSet, etcdSecret); err != nil {
return err
}
karmadaCert := map[string]string{}
for _, v := range certList {
karmadaCert[fmt.Sprintf("%s.crt", v)] = string(i.CertAndKeyFileData[fmt.Sprintf("%s.crt", v)])
karmadaCert[fmt.Sprintf("%s.key", v)] = string(i.CertAndKeyFileData[fmt.Sprintf("%s.key", v)])
}
karmadaSecret := i.SecretFromSpec(globaloptions.KarmadaCertsName, corev1.SecretTypeOpaque, karmadaCert)
if err := util.CreateOrUpdateSecret(i.KubeClientSet, karmadaSecret); err != nil {
return err
}
karmadaWebhookCert := map[string]string{
"tls.crt": string(i.CertAndKeyFileData[fmt.Sprintf("%s.crt", options.KarmadaCertAndKeyName)]),
"tls.key": string(i.CertAndKeyFileData[fmt.Sprintf("%s.key", options.KarmadaCertAndKeyName)]),
}
karmadaWebhookSecret := i.SecretFromSpec(webhookCertsName, corev1.SecretTypeOpaque, karmadaWebhookCert)
if err := util.CreateOrUpdateSecret(i.KubeClientSet, karmadaWebhookSecret); err != nil {
return err
}
return nil
}
func (i *CommandInitOption) initKarmadaAPIServer() error {
if !i.isExternalEtcdProvided() {
if err := util.CreateOrUpdateService(i.KubeClientSet, i.makeEtcdService(etcdStatefulSetAndServiceName)); err != nil {
return err
}
klog.Info("Create etcd StatefulSets")
etcdStatefulSet := i.makeETCDStatefulSet()
if _, err := i.KubeClientSet.AppsV1().StatefulSets(i.Namespace).Create(context.TODO(), etcdStatefulSet, metav1.CreateOptions{}); err != nil {
klog.Warning(err)
}
if err := util.WaitForStatefulSetRollout(i.KubeClientSet, etcdStatefulSet, i.WaitComponentReadyTimeout); err != nil {
klog.Warning(err)
}
}
klog.Info("Create karmada ApiServer Deployment")
if err := util.CreateOrUpdateService(i.KubeClientSet, i.makeKarmadaAPIServerService()); err != nil {
return err
}
karmadaAPIServerDeployment := i.makeKarmadaAPIServerDeployment()
if _, err := i.KubeClientSet.AppsV1().Deployments(i.Namespace).Create(context.TODO(), karmadaAPIServerDeployment, metav1.CreateOptions{}); err != nil {
klog.Warning(err)
}
if err := util.WaitForDeploymentRollout(i.KubeClientSet, karmadaAPIServerDeployment, i.WaitComponentReadyTimeout); err != nil {
return err
}
// Create karmada-aggregated-apiserver
// https://github.com/karmada-io/karmada/blob/master/artifacts/deploy/karmada-aggregated-apiserver.yaml
klog.Info("Create karmada aggregated apiserver Deployment")
if err := util.CreateOrUpdateService(i.KubeClientSet, i.karmadaAggregatedAPIServerService()); err != nil {
klog.Exitln(err)
}
karmadaAggregatedAPIServerDeployment := i.makeKarmadaAggregatedAPIServerDeployment()
if _, err := i.KubeClientSet.AppsV1().Deployments(i.Namespace).Create(context.TODO(), karmadaAggregatedAPIServerDeployment, metav1.CreateOptions{}); err != nil {
klog.Warning(err)
}
if err := util.WaitForDeploymentRollout(i.KubeClientSet, karmadaAggregatedAPIServerDeployment, i.WaitComponentReadyTimeout); err != nil {
klog.Warning(err)
}
return nil
}
func (i *CommandInitOption) initKarmadaComponent() error {
deploymentClient := i.KubeClientSet.AppsV1().Deployments(i.Namespace)
// Create karmada-kube-controller-manager
// https://github.com/karmada-io/karmada/blob/master/artifacts/deploy/kube-controller-manager.yaml
klog.Info("Create karmada kube controller manager Deployment")
if err := util.CreateOrUpdateService(i.KubeClientSet, i.kubeControllerManagerService()); err != nil {
klog.Exitln(err)
}
karmadaKubeControllerManagerDeployment := i.makeKarmadaKubeControllerManagerDeployment()
if _, err := deploymentClient.Create(context.TODO(), karmadaKubeControllerManagerDeployment, metav1.CreateOptions{}); err != nil {
klog.Warning(err)
}
if err := util.WaitForDeploymentRollout(i.KubeClientSet, karmadaKubeControllerManagerDeployment, i.WaitComponentReadyTimeout); err != nil {
klog.Warning(err)
}
// Create karmada-scheduler
// https://github.com/karmada-io/karmada/blob/master/artifacts/deploy/karmada-scheduler.yaml
klog.Info("Create karmada scheduler Deployment")
karmadaSchedulerDeployment := i.makeKarmadaSchedulerDeployment()
if _, err := deploymentClient.Create(context.TODO(), karmadaSchedulerDeployment, metav1.CreateOptions{}); err != nil {
klog.Warning(err)
}
if err := util.WaitForDeploymentRollout(i.KubeClientSet, karmadaSchedulerDeployment, i.WaitComponentReadyTimeout); err != nil {
klog.Warning(err)
}
// Create karmada-controller-manager
// https://github.com/karmada-io/karmada/blob/master/artifacts/deploy/karmada-controller-manager.yaml
klog.Info("Create karmada controller manager Deployment")
karmadaControllerManagerDeployment := i.makeKarmadaControllerManagerDeployment()
if _, err := deploymentClient.Create(context.TODO(), karmadaControllerManagerDeployment, metav1.CreateOptions{}); err != nil {
klog.Warning(err)
}
if err := util.WaitForDeploymentRollout(i.KubeClientSet, karmadaControllerManagerDeployment, i.WaitComponentReadyTimeout); err != nil {
klog.Warning(err)
}
// Create karmada-webhook
// https://github.com/karmada-io/karmada/blob/master/artifacts/deploy/karmada-webhook.yaml
klog.Info("Create karmada webhook Deployment")
if err := util.CreateOrUpdateService(i.KubeClientSet, i.karmadaWebhookService()); err != nil {
klog.Exitln(err)
}
karmadaWebhookDeployment := i.makeKarmadaWebhookDeployment()
if _, err := deploymentClient.Create(context.TODO(), karmadaWebhookDeployment, metav1.CreateOptions{}); err != nil {
klog.Warning(err)
}
if err := util.WaitForDeploymentRollout(i.KubeClientSet, karmadaWebhookDeployment, i.WaitComponentReadyTimeout); err != nil {
klog.Warning(err)
}
return nil
}
func (i *CommandInitOption) readExternalEtcdCert(name string) (isExternalEtcdCert bool, err error) {
if !i.isExternalEtcdProvided() {
return
}
var getCertAndKey func(*CommandInitOption) ([]byte, []byte, error)
if getCertAndKey, isExternalEtcdCert = externalEtcdCertSpecialization[name]; isExternalEtcdCert {
var certs, key []byte
if certs, key, err = getCertAndKey(i); err != nil {
return
}
i.CertAndKeyFileData[fmt.Sprintf("%s.crt", name)] = certs
i.CertAndKeyFileData[fmt.Sprintf("%s.key", name)] = key
}
return
}
// RunInit Deploy karmada in kubernetes
func (i *CommandInitOption) RunInit(parentCommand string) error {
// generate certificate
if err := i.genCerts(); err != nil {
return fmt.Errorf("certificate generation failed.%v", err)
}
i.CertAndKeyFileData = map[string][]byte{}
for _, v := range certList {
if isExternalEtcdCert, err := i.readExternalEtcdCert(v); err != nil {
return fmt.Errorf("read external etcd certificate failed, %s. %v", v, err)
} else if isExternalEtcdCert {
continue
}
certs, err := utils.FileToBytes(i.KarmadaPkiPath, fmt.Sprintf("%s.crt", v))
if err != nil {
return fmt.Errorf("'%s.crt' conversion failed. %v", v, err)
}
i.CertAndKeyFileData[fmt.Sprintf("%s.crt", v)] = certs
key, err := utils.FileToBytes(i.KarmadaPkiPath, fmt.Sprintf("%s.key", v))
if err != nil {
return fmt.Errorf("'%s.key' conversion failed. %v", v, err)
}
i.CertAndKeyFileData[fmt.Sprintf("%s.key", v)] = key
}
// prepare karmada CRD resources
if err := i.prepareCRD(); err != nil {
return fmt.Errorf("prepare karmada failed.%v", err)
}
// Create karmada kubeconfig
err := i.createKarmadaConfig()
if err != nil {
return fmt.Errorf("create karmada kubeconfig failed.%v", err)
}
// Create ns
if err := util.CreateOrUpdateNamespace(i.KubeClientSet, util.NewNamespace(i.Namespace)); err != nil {
return fmt.Errorf("create namespace %s failed: %v", i.Namespace, err)
}
// Create Secrets
if err := i.createCertsSecrets(); err != nil {
return err
}
// install karmada-apiserver
if err := i.initKarmadaAPIServer(); err != nil {
return err
}
// Create CRDs in karmada
caBase64 := base64.StdEncoding.EncodeToString(i.CertAndKeyFileData[fmt.Sprintf("%s.crt", globaloptions.CaCertAndKeyName)])
if err := karmada.InitKarmadaResources(i.KarmadaDataPath, caBase64, i.Namespace); err != nil {
return err
}
// Create bootstrap token in karmada
registerCommand, err := karmada.InitKarmadaBootstrapToken(i.KarmadaDataPath)
if err != nil {
return err
}
// install karmada Component
if err := i.initKarmadaComponent(); err != nil {
return err
}
utils.GenExamples(i.KarmadaDataPath, parentCommand, registerCommand)
return nil
}
func (i *CommandInitOption) createKarmadaConfig() error {
serverIP := i.KarmadaAPIServerIP[0].String()
serverURL, err := generateServerURL(serverIP, i.KarmadaAPIServerNodePort)
if err != nil {
return err
}
if err := utils.WriteKubeConfigFromSpec(serverURL, options.UserName, options.ClusterName, i.KarmadaDataPath, options.KarmadaKubeConfigName,
i.CertAndKeyFileData[fmt.Sprintf("%s.crt", globaloptions.CaCertAndKeyName)], i.CertAndKeyFileData[fmt.Sprintf("%s.key", options.KarmadaCertAndKeyName)],
i.CertAndKeyFileData[fmt.Sprintf("%s.crt", options.KarmadaCertAndKeyName)]); err != nil {
return fmt.Errorf("failed to create karmada kubeconfig file. %v", err)
}
klog.Info("Create karmada kubeconfig success.")
return err
}
// get kube components registry
func (i *CommandInitOption) kubeRegistry() string {
registry := i.KubeImageRegistry
mirrorCountry := strings.ToLower(i.KubeImageMirrorCountry)
if registry != "" {
return registry
}
if mirrorCountry != "" {
value, ok := imageRepositories[mirrorCountry]
if ok {
return value
}
}
if i.ImageRegistry != "" {
return i.ImageRegistry
}
return imageRepositories["global"]
}
// get kube-apiserver image
func (i *CommandInitOption) kubeAPIServerImage() string {
if i.KarmadaAPIServerImage != "" {
return i.KarmadaAPIServerImage
}
return i.kubeRegistry() + "/kube-apiserver:" + i.KubeImageTag
}
// get kube-controller-manager image
func (i *CommandInitOption) kubeControllerManagerImage() string {
if i.KubeControllerManagerImage != "" {
return i.KubeControllerManagerImage
}
return i.kubeRegistry() + "/kube-controller-manager:" + i.KubeImageTag
}
// get etcd-init image
func (i *CommandInitOption) etcdInitImage() string {
if i.ImageRegistry != "" && i.EtcdInitImage == DefaultInitImage {
return i.ImageRegistry + "/alpine:3.19.1"
}
return i.EtcdInitImage
}
// get etcd image
func (i *CommandInitOption) etcdImage() string {
if i.EtcdImage != "" {
return i.EtcdImage
}
return i.kubeRegistry() + "/" + defaultEtcdImage
}
// get karmada-scheduler image
func (i *CommandInitOption) karmadaSchedulerImage() string {
if i.ImageRegistry != "" && i.KarmadaSchedulerImage == DefaultKarmadaSchedulerImage {
return i.ImageRegistry + "/karmada-scheduler:" + karmadaRelease
}
return i.KarmadaSchedulerImage
}
// get karmada-controller-manager
func (i *CommandInitOption) karmadaControllerManagerImage() string {
if i.ImageRegistry != "" && i.KarmadaControllerManagerImage == DefaultKarmadaControllerManagerImage {
return i.ImageRegistry + "/karmada-controller-manager:" + karmadaRelease
}
return i.KarmadaControllerManagerImage
}
// get karmada-webhook image
func (i *CommandInitOption) karmadaWebhookImage() string {
if i.ImageRegistry != "" && i.KarmadaWebhookImage == DefaultKarmadaWebhookImage {
return i.ImageRegistry + "/karmada-webhook:" + karmadaRelease
}
return i.KarmadaWebhookImage
}
// get karmada-aggregated-apiserver image
func (i *CommandInitOption) karmadaAggregatedAPIServerImage() string {
if i.ImageRegistry != "" && i.KarmadaAggregatedAPIServerImage == DefaultKarmadaAggregatedAPIServerImage {
return i.ImageRegistry + "/karmada-aggregated-apiserver:" + karmadaRelease
}
return i.KarmadaAggregatedAPIServerImage
}
// get image pull secret
func (i *CommandInitOption) getImagePullSecrets() []corev1.LocalObjectReference {
var imagePullSecrets []corev1.LocalObjectReference
for _, val := range i.PullSecrets {
secret := corev1.LocalObjectReference{
Name: val,
}
imagePullSecrets = append(imagePullSecrets, secret)
}
return imagePullSecrets
}
func generateServerURL(serverIP string, nodePort int32) (string, error) {
_, ipType, err := utils.ParseIP(serverIP)
if err != nil {
return "", err
}
if ipType == 4 {
return fmt.Sprintf("https://%s:%v", serverIP, nodePort), nil
}
return fmt.Sprintf("https://[%s]:%v", serverIP, nodePort), nil
}
// SupportedStorageMode Return install etcd supported storage mode
func SupportedStorageMode() []string {
return []string{etcdStorageModeEmptyDir, etcdStorageModeHostPath, etcdStorageModePVC}
}