forked from kubermatic/kubermatic
-
Notifications
You must be signed in to change notification settings - Fork 0
/
rbac.go
125 lines (104 loc) · 3.52 KB
/
rbac.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
/*
Copyright 2020 The Kubermatic Kubernetes Platform contributors.
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 nodeportproxy
import (
"fmt"
operatorv1alpha1 "github.com/kubermatic/kubermatic/api/pkg/crd/operator/v1alpha1"
"github.com/kubermatic/kubermatic/api/pkg/resources/reconciling"
corev1 "k8s.io/api/core/v1"
rbacv1 "k8s.io/api/rbac/v1"
)
const (
RoleName = "nodeport-proxy"
RoleBindingName = "nodeport-proxy"
)
func RoleCreator() reconciling.NamedRoleCreatorGetter {
return func() (string, reconciling.RoleCreator) {
return RoleName, func(cr *rbacv1.Role) (*rbacv1.Role, error) {
cr.Rules = []rbacv1.PolicyRule{
{
APIGroups: []string{""},
Resources: []string{"services"},
Verbs: []string{"update"},
ResourceNames: []string{ServiceName},
},
}
return cr, nil
}
}
}
func RoleBindingCreator(cfg *operatorv1alpha1.KubermaticConfiguration) reconciling.NamedRoleBindingCreatorGetter {
return func() (string, reconciling.RoleBindingCreator) {
return RoleBindingName, func(crb *rbacv1.RoleBinding) (*rbacv1.RoleBinding, error) {
crb.RoleRef = rbacv1.RoleRef{
APIGroup: rbacv1.GroupName,
Kind: "Role",
Name: RoleName,
}
crb.Subjects = []rbacv1.Subject{
{
Kind: rbacv1.ServiceAccountKind,
Namespace: cfg.Namespace,
Name: ServiceAccountName,
},
}
return crb, nil
}
}
}
func ClusterRoleName(cfg *operatorv1alpha1.KubermaticConfiguration) string {
return fmt.Sprintf("%s:nodeport-proxy", cfg.Namespace)
}
func ClusterRoleCreator(cfg *operatorv1alpha1.KubermaticConfiguration) reconciling.NamedClusterRoleCreatorGetter {
return func() (string, reconciling.ClusterRoleCreator) {
return ClusterRoleName(cfg), func(cr *rbacv1.ClusterRole) (*rbacv1.ClusterRole, error) {
cr.Rules = []rbacv1.PolicyRule{
{
APIGroups: []string{""},
Resources: []string{"pods", "services"},
Verbs: []string{"get", "list", "watch"},
},
}
return cr, nil
}
}
}
func ClusterRoleBindingName(cfg *operatorv1alpha1.KubermaticConfiguration) string {
return fmt.Sprintf("%s:nodeport-proxy", cfg.Namespace)
}
func ClusterRoleBindingCreator(cfg *operatorv1alpha1.KubermaticConfiguration) reconciling.NamedClusterRoleBindingCreatorGetter {
return func() (string, reconciling.ClusterRoleBindingCreator) {
return ClusterRoleBindingName(cfg), func(crb *rbacv1.ClusterRoleBinding) (*rbacv1.ClusterRoleBinding, error) {
crb.RoleRef = rbacv1.RoleRef{
APIGroup: rbacv1.GroupName,
Kind: "ClusterRole",
Name: ClusterRoleName(cfg),
}
crb.Subjects = []rbacv1.Subject{
{
Kind: rbacv1.ServiceAccountKind,
Namespace: cfg.Namespace,
Name: ServiceAccountName,
},
}
return crb, nil
}
}
}
func ServiceAccountCreator(cfg *operatorv1alpha1.KubermaticConfiguration) reconciling.NamedServiceAccountCreatorGetter {
return func() (string, reconciling.ServiceAccountCreator) {
return ServiceAccountName, func(sa *corev1.ServiceAccount) (*corev1.ServiceAccount, error) {
return sa, nil
}
}
}