forked from openshift/origin
-
Notifications
You must be signed in to change notification settings - Fork 1
/
plugin_initializer.go
147 lines (135 loc) · 6.16 KB
/
plugin_initializer.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
package admission
import (
"fmt"
"io/ioutil"
"k8s.io/apimachinery/pkg/api/meta"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apiserver/pkg/admission"
"k8s.io/apiserver/pkg/admission/initializer"
webhookconfig "k8s.io/apiserver/pkg/admission/plugin/webhook/config"
webhookinitializer "k8s.io/apiserver/pkg/admission/plugin/webhook/initializer"
"k8s.io/apiserver/pkg/authorization/authorizer"
kexternalinformers "k8s.io/client-go/informers"
kubeclientgoclient "k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
aggregatorapiserver "k8s.io/kube-aggregator/pkg/apiserver"
"k8s.io/kubernetes/pkg/api/legacyscheme"
kclientsetinternal "k8s.io/kubernetes/pkg/client/clientset_generated/internalclientset"
kinternalinformers "k8s.io/kubernetes/pkg/client/informers/informers_generated/internalversion"
kadmission "k8s.io/kubernetes/pkg/kubeapiserver/admission"
"k8s.io/kubernetes/pkg/quota/generic"
"k8s.io/kubernetes/pkg/quota/install"
imagev1client "github.com/openshift/client-go/image/clientset/versioned"
imagev1informer "github.com/openshift/client-go/image/informers/externalversions"
userv1informer "github.com/openshift/client-go/user/informers/externalversions"
"github.com/openshift/origin/pkg/build/apiserver/admission/jenkinsbootstrapper"
oadmission "github.com/openshift/origin/pkg/cmd/server/admission"
configapi "github.com/openshift/origin/pkg/cmd/server/apis/config"
"github.com/openshift/origin/pkg/image/apiserver/registryhostname"
projectcache "github.com/openshift/origin/pkg/project/cache"
"github.com/openshift/origin/pkg/quota/controller/clusterquotamapping"
quotainformer "github.com/openshift/origin/pkg/quota/generated/informers/internalversion"
"github.com/openshift/origin/pkg/quota/image"
securityinformer "github.com/openshift/origin/pkg/security/generated/informers/internalversion"
)
type InformerAccess interface {
GetInternalKubernetesInformers() kinternalinformers.SharedInformerFactory
GetKubernetesInformers() kexternalinformers.SharedInformerFactory
GetOpenshiftImageInformers() imagev1informer.SharedInformerFactory
GetInternalOpenshiftQuotaInformers() quotainformer.SharedInformerFactory
GetInternalOpenshiftSecurityInformers() securityinformer.SharedInformerFactory
GetOpenshiftUserInformers() userv1informer.SharedInformerFactory
}
func NewPluginInitializer(
externalImageRegistryHostname string,
internalImageRegistryHostname string,
cloudConfigFile string,
jenkinsConfig configapi.JenkinsPipelineConfig,
privilegedLoopbackConfig *rest.Config,
informers InformerAccess,
authorizer authorizer.Authorizer,
projectCache *projectcache.ProjectCache,
restMapper meta.RESTMapper,
clusterQuotaMappingController *clusterquotamapping.ClusterQuotaMappingController,
) (admission.PluginInitializer, error) {
kubeInternalClient, err := kclientsetinternal.NewForConfig(privilegedLoopbackConfig)
if err != nil {
return nil, err
}
kubeClient, err := kubeclientgoclient.NewForConfig(privilegedLoopbackConfig)
if err != nil {
return nil, err
}
imageClient, err := imagev1client.NewForConfig(privilegedLoopbackConfig)
if err != nil {
return nil, err
}
// TODO make a union registry
quotaRegistry := generic.NewRegistry(install.NewQuotaConfigurationForAdmission().Evaluators())
imageEvaluators := image.NewReplenishmentEvaluatorsForAdmission(
informers.GetOpenshiftImageInformers().Image().V1().ImageStreams(),
imageClient.ImageV1(),
)
for i := range imageEvaluators {
quotaRegistry.Add(imageEvaluators[i])
}
registryHostnameRetriever, err := registryhostname.DefaultRegistryHostnameRetriever(privilegedLoopbackConfig, externalImageRegistryHostname, internalImageRegistryHostname)
if err != nil {
return nil, err
}
var cloudConfig []byte
if len(cloudConfigFile) != 0 {
var err error
cloudConfig, err = ioutil.ReadFile(cloudConfigFile)
if err != nil {
return nil, fmt.Errorf("error reading from cloud configuration file %s: %v", cloudConfigFile, err)
}
}
// note: we are passing a combined quota registry here...
genericInitializer := initializer.New(
kubeClient,
informers.GetKubernetesInformers(),
authorizer,
legacyscheme.Scheme,
)
kubePluginInitializer := kadmission.NewPluginInitializer(
kubeInternalClient,
informers.GetInternalKubernetesInformers(),
cloudConfig,
restMapper,
generic.NewConfiguration(quotaRegistry.List(), map[schema.GroupResource]struct{}{}))
webhookAuthResolverWrapper := func(delegate webhookconfig.AuthenticationInfoResolver) webhookconfig.AuthenticationInfoResolver {
return &webhookconfig.AuthenticationInfoResolverDelegator{
ClientConfigForFunc: func(server string) (*rest.Config, error) {
if server == "kubernetes.default.svc" {
return rest.CopyConfig(privilegedLoopbackConfig), nil
}
return delegate.ClientConfigFor(server)
},
ClientConfigForServiceFunc: func(serviceName, serviceNamespace string) (*rest.Config, error) {
if serviceName == "kubernetes" && serviceNamespace == "default" {
return rest.CopyConfig(privilegedLoopbackConfig), nil
}
return delegate.ClientConfigForService(serviceName, serviceNamespace)
},
}
}
webhookInitializer := webhookinitializer.NewPluginInitializer(
webhookAuthResolverWrapper,
aggregatorapiserver.NewClusterIPServiceResolver(informers.GetKubernetesInformers().Core().V1().Services().Lister()),
)
openshiftPluginInitializer := &oadmission.PluginInitializer{
ProjectCache: projectCache,
OriginQuotaRegistry: quotaRegistry,
RESTClientConfig: *privilegedLoopbackConfig,
ClusterResourceQuotaInformer: informers.GetInternalOpenshiftQuotaInformers().Quota().InternalVersion().ClusterResourceQuotas(),
ClusterQuotaMapper: clusterQuotaMappingController.GetClusterQuotaMapper(),
RegistryHostnameRetriever: registryHostnameRetriever,
SecurityInformers: informers.GetInternalOpenshiftSecurityInformers(),
UserInformers: informers.GetOpenshiftUserInformers(),
}
jenkinsPipelineConfigInitializer := &jenkinsbootstrapper.PluginInitializer{
JenkinsPipelineConfig: jenkinsConfig,
}
return admission.PluginInitializers{genericInitializer, webhookInitializer, kubePluginInitializer, openshiftPluginInitializer, jenkinsPipelineConfigInitializer}, nil
}