-
Notifications
You must be signed in to change notification settings - Fork 7.6k
/
client_config.go
110 lines (96 loc) · 3.11 KB
/
client_config.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
// Copyright Istio 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 kube
import (
"k8s.io/client-go/rest"
"k8s.io/client-go/tools/clientcmd"
"k8s.io/client-go/tools/clientcmd/api"
)
const (
contextName = "context0"
clusterName = "cluster0"
authInfoName = "authInfo0"
)
var _ clientcmd.ClientConfig = &clientConfig{}
// clientConfig is a utility that allows construction of a k8s ClientConfig from
// a k8s rest.Config
type clientConfig struct {
restConfig rest.Config
}
// NewClientConfigForRestConfig creates a new k8s clientcmd.ClientConfig from the given rest.Config.
func NewClientConfigForRestConfig(restConfig *rest.Config) clientcmd.ClientConfig {
return &clientConfig{
restConfig: *restConfig,
}
}
func (c *clientConfig) RawConfig() (api.Config, error) {
cfg := api.Config{
Kind: "Config",
APIVersion: "v1",
Preferences: api.Preferences{},
Clusters: map[string]*api.Cluster{
clusterName: newCluster(&c.restConfig),
},
AuthInfos: map[string]*api.AuthInfo{
authInfoName: newAuthInfo(&c.restConfig),
},
Contexts: map[string]*api.Context{
contextName: {
Cluster: clusterName,
AuthInfo: authInfoName,
},
},
CurrentContext: contextName,
}
return cfg, nil
}
func (c *clientConfig) ClientConfig() (*rest.Config, error) {
return c.copyRestConfig(), nil
}
func (c *clientConfig) Namespace() (string, bool, error) {
return "default", false, nil
}
func (c *clientConfig) ConfigAccess() clientcmd.ConfigAccess {
return nil
}
func (c *clientConfig) copyRestConfig() *rest.Config {
out := c.restConfig
return &out
}
func newAuthInfo(restConfig *rest.Config) *api.AuthInfo {
return &api.AuthInfo{
ClientCertificate: restConfig.CertFile,
ClientCertificateData: restConfig.CertData,
ClientKey: restConfig.KeyFile,
ClientKeyData: restConfig.KeyData,
Token: restConfig.BearerToken,
TokenFile: restConfig.BearerTokenFile,
Impersonate: restConfig.Impersonate.UserName,
ImpersonateGroups: restConfig.Impersonate.Groups,
ImpersonateUserExtra: restConfig.Impersonate.Extra,
Username: restConfig.Username,
Password: restConfig.Password,
AuthProvider: restConfig.AuthProvider,
Exec: restConfig.ExecProvider,
}
}
func newCluster(restConfig *rest.Config) *api.Cluster {
return &api.Cluster{
Server: restConfig.Host,
TLSServerName: restConfig.ServerName,
InsecureSkipTLSVerify: restConfig.Insecure,
CertificateAuthority: restConfig.CAFile,
CertificateAuthorityData: restConfig.CAData,
}
}