forked from openshift/origin
-
Notifications
You must be signed in to change notification settings - Fork 0
/
helpers.go
180 lines (143 loc) · 4.75 KB
/
helpers.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
package api
import (
"fmt"
"sort"
"strings"
kapi "k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/validation"
"k8s.io/kubernetes/pkg/controller/serviceaccount"
"k8s.io/kubernetes/pkg/util/sets"
// uservalidation "github.com/openshift/origin/pkg/user/api/validation"
)
func ExpandResources(rawResources sets.String) sets.String {
ret := sets.String{}
toVisit := rawResources.List()
visited := sets.String{}
for i := 0; i < len(toVisit); i++ {
currResource := toVisit[i]
if visited.Has(currResource) {
continue
}
visited.Insert(currResource)
if strings.Index(currResource, ResourceGroupPrefix+":") != 0 {
ret.Insert(strings.ToLower(currResource))
continue
}
if resourceTypes, exists := GroupsToResources[currResource]; exists {
toVisit = append(toVisit, resourceTypes...)
}
}
return ret
}
func (r PolicyRule) String() string {
return fmt.Sprintf("PolicyRule{Verbs:%v, Resources:%v, ResourceNames:%v, Restrictions:%v}", r.Verbs.List(), r.Resources.List(), r.ResourceNames.List(), r.AttributeRestrictions)
}
func getRoleBindingValues(roleBindingMap map[string]*RoleBinding) []*RoleBinding {
ret := []*RoleBinding{}
for _, currBinding := range roleBindingMap {
ret = append(ret, currBinding)
}
return ret
}
func SortRoleBindings(roleBindingMap map[string]*RoleBinding, reverse bool) []*RoleBinding {
roleBindings := getRoleBindingValues(roleBindingMap)
if reverse {
sort.Sort(sort.Reverse(RoleBindingSorter(roleBindings)))
} else {
sort.Sort(RoleBindingSorter(roleBindings))
}
return roleBindings
}
type PolicyBindingSorter []PolicyBinding
func (s PolicyBindingSorter) Len() int {
return len(s)
}
func (s PolicyBindingSorter) Less(i, j int) bool {
return s[i].Name < s[j].Name
}
func (s PolicyBindingSorter) Swap(i, j int) {
s[i], s[j] = s[j], s[i]
}
type RoleBindingSorter []*RoleBinding
func (s RoleBindingSorter) Len() int {
return len(s)
}
func (s RoleBindingSorter) Less(i, j int) bool {
return s[i].Name < s[j].Name
}
func (s RoleBindingSorter) Swap(i, j int) {
s[i], s[j] = s[j], s[i]
}
func GetPolicyBindingName(policyRefNamespace string) string {
return fmt.Sprintf("%s:%s", policyRefNamespace, PolicyName)
}
var ClusterPolicyBindingName = GetPolicyBindingName("")
func BuildSubjects(users, groups []string, userNameValidator, groupNameValidator validation.ValidateNameFunc) []kapi.ObjectReference {
subjects := []kapi.ObjectReference{}
for _, user := range users {
saNamespace, saName, err := serviceaccount.SplitUsername(user)
if err == nil {
subjects = append(subjects, kapi.ObjectReference{Kind: ServiceAccountKind, Namespace: saNamespace, Name: saName})
continue
}
kind := UserKind
if valid, _ := userNameValidator(user, false); !valid {
kind = SystemUserKind
}
subjects = append(subjects, kapi.ObjectReference{Kind: kind, Name: user})
}
for _, group := range groups {
kind := GroupKind
if valid, _ := groupNameValidator(group, false); !valid {
kind = SystemGroupKind
}
subjects = append(subjects, kapi.ObjectReference{Kind: kind, Name: group})
}
return subjects
}
// StringSubjectsFor returns users and groups for comparison against user.Info. currentNamespace is used to
// to create usernames for service accounts where namespace=="".
func StringSubjectsFor(currentNamespace string, subjects []kapi.ObjectReference) ([]string, []string) {
users := []string{}
groups := []string{}
for _, subject := range subjects {
switch subject.Kind {
case ServiceAccountKind:
namespace := currentNamespace
if len(subject.Namespace) > 0 {
namespace = subject.Namespace
}
users = append(users, serviceaccount.MakeUsername(namespace, subject.Name))
case UserKind, SystemUserKind:
users = append(users, subject.Name)
case GroupKind, SystemGroupKind:
groups = append(groups, subject.Name)
}
}
return users, groups
}
// SubjectsStrings returns users, groups, serviceaccounts, unknown for display purposes. currentNamespace is used to
// hide the subject.Namespace for ServiceAccounts in the currentNamespace
func SubjectsStrings(currentNamespace string, subjects []kapi.ObjectReference) ([]string, []string, []string, []string) {
users := []string{}
groups := []string{}
sas := []string{}
others := []string{}
for _, subject := range subjects {
switch subject.Kind {
case ServiceAccountKind:
if len(subject.Namespace) > 0 && currentNamespace != subject.Namespace {
sas = append(sas, subject.Namespace+"/"+subject.Name)
} else {
sas = append(sas, subject.Name)
}
case UserKind, SystemUserKind:
users = append(users, subject.Name)
case GroupKind, SystemGroupKind:
groups = append(groups, subject.Name)
default:
others = append(others, fmt.Sprintf("%s/%s/%s", subject.Kind, subject.Namespace, subject.Name))
}
}
return users, groups, sas, others
}