forked from k3s-io/k3s
-
Notifications
You must be signed in to change notification settings - Fork 0
/
discovery.go
144 lines (120 loc) · 4.29 KB
/
discovery.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
/*
Copyright 2016 The Kubernetes 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 fake
import (
"fmt"
"github.com/googleapis/gnostic/OpenAPIv2"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/version"
kubeversion "k8s.io/client-go/pkg/version"
restclient "k8s.io/client-go/rest"
"k8s.io/client-go/testing"
)
// FakeDiscovery implements discovery.DiscoveryInterface and sometimes calls testing.Fake.Invoke with an action,
// but doesn't respect the return value if any. There is a way to fake static values like ServerVersion by using the Faked... fields on the struct.
type FakeDiscovery struct {
*testing.Fake
FakedServerVersion *version.Info
}
// ServerResourcesForGroupVersion returns the supported resources for a group
// and version.
func (c *FakeDiscovery) ServerResourcesForGroupVersion(groupVersion string) (*metav1.APIResourceList, error) {
action := testing.ActionImpl{
Verb: "get",
Resource: schema.GroupVersionResource{Resource: "resource"},
}
c.Invokes(action, nil)
for _, resourceList := range c.Resources {
if resourceList.GroupVersion == groupVersion {
return resourceList, nil
}
}
return nil, fmt.Errorf("GroupVersion %q not found", groupVersion)
}
// ServerResources returns the supported resources for all groups and versions.
func (c *FakeDiscovery) ServerResources() ([]*metav1.APIResourceList, error) {
action := testing.ActionImpl{
Verb: "get",
Resource: schema.GroupVersionResource{Resource: "resource"},
}
c.Invokes(action, nil)
return c.Resources, nil
}
// ServerPreferredResources returns the supported resources with the version
// preferred by the server.
func (c *FakeDiscovery) ServerPreferredResources() ([]*metav1.APIResourceList, error) {
return nil, nil
}
// ServerPreferredNamespacedResources returns the supported namespaced resources
// with the version preferred by the server.
func (c *FakeDiscovery) ServerPreferredNamespacedResources() ([]*metav1.APIResourceList, error) {
return nil, nil
}
// ServerGroups returns the supported groups, with information like supported
// versions and the preferred version.
func (c *FakeDiscovery) ServerGroups() (*metav1.APIGroupList, error) {
action := testing.ActionImpl{
Verb: "get",
Resource: schema.GroupVersionResource{Resource: "group"},
}
c.Invokes(action, nil)
groups := map[string]*metav1.APIGroup{}
for _, res := range c.Resources {
gv, err := schema.ParseGroupVersion(res.GroupVersion)
if err != nil {
return nil, err
}
group := groups[gv.Group]
if group == nil {
group = &metav1.APIGroup{
Name: gv.Group,
PreferredVersion: metav1.GroupVersionForDiscovery{
GroupVersion: res.GroupVersion,
Version: gv.Version,
},
}
groups[gv.Group] = group
}
group.Versions = append(group.Versions, metav1.GroupVersionForDiscovery{
GroupVersion: res.GroupVersion,
Version: gv.Version,
})
}
list := &metav1.APIGroupList{}
for _, apiGroup := range groups {
list.Groups = append(list.Groups, *apiGroup)
}
return list, nil
}
// ServerVersion retrieves and parses the server's version.
func (c *FakeDiscovery) ServerVersion() (*version.Info, error) {
action := testing.ActionImpl{}
action.Verb = "get"
action.Resource = schema.GroupVersionResource{Resource: "version"}
c.Invokes(action, nil)
if c.FakedServerVersion != nil {
return c.FakedServerVersion, nil
}
versionInfo := kubeversion.Get()
return &versionInfo, nil
}
// OpenAPISchema retrieves and parses the swagger API schema the server supports.
func (c *FakeDiscovery) OpenAPISchema() (*openapi_v2.Document, error) {
return &openapi_v2.Document{}, nil
}
// RESTClient returns a RESTClient that is used to communicate with API server
// by this client implementation.
func (c *FakeDiscovery) RESTClient() restclient.Interface {
return nil
}