forked from kubernetes/kubernetes
-
Notifications
You must be signed in to change notification settings - Fork 1
/
fake_lister.go
225 lines (182 loc) · 7.32 KB
/
fake_lister.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
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
/*
Copyright 2014 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 testing
import (
"fmt"
apps "k8s.io/api/apps/v1"
"k8s.io/api/core/v1"
policy "k8s.io/api/policy/v1beta1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/labels"
corelisters "k8s.io/client-go/listers/core/v1"
"k8s.io/kubernetes/pkg/scheduler/algorithm"
schedulerinternalcache "k8s.io/kubernetes/pkg/scheduler/internal/cache"
)
var _ algorithm.NodeLister = &FakeNodeLister{}
// FakeNodeLister implements NodeLister on a []string for test purposes.
type FakeNodeLister []*v1.Node
// List returns nodes as a []string.
func (f FakeNodeLister) List() ([]*v1.Node, error) {
return f, nil
}
var _ algorithm.PodLister = &FakePodLister{}
// FakePodLister implements PodLister on an []v1.Pods for test purposes.
type FakePodLister []*v1.Pod
// List returns []*v1.Pod matching a query.
func (f FakePodLister) List(s labels.Selector) (selected []*v1.Pod, err error) {
for _, pod := range f {
if s.Matches(labels.Set(pod.Labels)) {
selected = append(selected, pod)
}
}
return selected, nil
}
// FilteredList returns pods matching a pod filter and a label selector.
func (f FakePodLister) FilteredList(podFilter schedulerinternalcache.PodFilter, s labels.Selector) (selected []*v1.Pod, err error) {
for _, pod := range f {
if podFilter(pod) && s.Matches(labels.Set(pod.Labels)) {
selected = append(selected, pod)
}
}
return selected, nil
}
var _ algorithm.ServiceLister = &FakeServiceLister{}
// FakeServiceLister implements ServiceLister on []v1.Service for test purposes.
type FakeServiceLister []*v1.Service
// List returns v1.ServiceList, the list of all services.
func (f FakeServiceLister) List(labels.Selector) ([]*v1.Service, error) {
return f, nil
}
// GetPodServices gets the services that have the selector that match the labels on the given pod.
func (f FakeServiceLister) GetPodServices(pod *v1.Pod) (services []*v1.Service, err error) {
var selector labels.Selector
for i := range f {
service := f[i]
// consider only services that are in the same namespace as the pod
if service.Namespace != pod.Namespace {
continue
}
selector = labels.Set(service.Spec.Selector).AsSelectorPreValidated()
if selector.Matches(labels.Set(pod.Labels)) {
services = append(services, service)
}
}
return
}
var _ algorithm.ControllerLister = &FakeControllerLister{}
// FakeControllerLister implements ControllerLister on []v1.ReplicationController for test purposes.
type FakeControllerLister []*v1.ReplicationController
// List returns []v1.ReplicationController, the list of all ReplicationControllers.
func (f FakeControllerLister) List(labels.Selector) ([]*v1.ReplicationController, error) {
return f, nil
}
// GetPodControllers gets the ReplicationControllers that have the selector that match the labels on the given pod
func (f FakeControllerLister) GetPodControllers(pod *v1.Pod) (controllers []*v1.ReplicationController, err error) {
var selector labels.Selector
for i := range f {
controller := f[i]
if controller.Namespace != pod.Namespace {
continue
}
selector = labels.Set(controller.Spec.Selector).AsSelectorPreValidated()
if selector.Matches(labels.Set(pod.Labels)) {
controllers = append(controllers, controller)
}
}
if len(controllers) == 0 {
err = fmt.Errorf("Could not find Replication Controller for pod %s in namespace %s with labels: %v", pod.Name, pod.Namespace, pod.Labels)
}
return
}
var _ algorithm.ReplicaSetLister = &FakeReplicaSetLister{}
// FakeReplicaSetLister implements ControllerLister on []extensions.ReplicaSet for test purposes.
type FakeReplicaSetLister []*apps.ReplicaSet
// GetPodReplicaSets gets the ReplicaSets that have the selector that match the labels on the given pod
func (f FakeReplicaSetLister) GetPodReplicaSets(pod *v1.Pod) (rss []*apps.ReplicaSet, err error) {
var selector labels.Selector
for _, rs := range f {
if rs.Namespace != pod.Namespace {
continue
}
selector, err = metav1.LabelSelectorAsSelector(rs.Spec.Selector)
if err != nil {
return
}
if selector.Matches(labels.Set(pod.Labels)) {
rss = append(rss, rs)
}
}
if len(rss) == 0 {
err = fmt.Errorf("Could not find ReplicaSet for pod %s in namespace %s with labels: %v", pod.Name, pod.Namespace, pod.Labels)
}
return
}
var _ algorithm.StatefulSetLister = &FakeStatefulSetLister{}
// FakeStatefulSetLister implements ControllerLister on []apps.StatefulSet for testing purposes.
type FakeStatefulSetLister []*apps.StatefulSet
// GetPodStatefulSets gets the StatefulSets that have the selector that match the labels on the given pod.
func (f FakeStatefulSetLister) GetPodStatefulSets(pod *v1.Pod) (sss []*apps.StatefulSet, err error) {
var selector labels.Selector
for _, ss := range f {
if ss.Namespace != pod.Namespace {
continue
}
selector, err = metav1.LabelSelectorAsSelector(ss.Spec.Selector)
if err != nil {
return
}
if selector.Matches(labels.Set(pod.Labels)) {
sss = append(sss, ss)
}
}
if len(sss) == 0 {
err = fmt.Errorf("Could not find StatefulSet for pod %s in namespace %s with labels: %v", pod.Name, pod.Namespace, pod.Labels)
}
return
}
// FakePersistentVolumeClaimLister implements PersistentVolumeClaimLister on []*v1.PersistentVolumeClaim for test purposes.
type FakePersistentVolumeClaimLister []*v1.PersistentVolumeClaim
var _ corelisters.PersistentVolumeClaimLister = FakePersistentVolumeClaimLister{}
// List returns not implemented error.
func (f FakePersistentVolumeClaimLister) List(selector labels.Selector) (ret []*v1.PersistentVolumeClaim, err error) {
return nil, fmt.Errorf("not implemented")
}
// PersistentVolumeClaims returns a FakePersistentVolumeClaimLister object.
func (f FakePersistentVolumeClaimLister) PersistentVolumeClaims(namespace string) corelisters.PersistentVolumeClaimNamespaceLister {
return &fakePersistentVolumeClaimNamespaceLister{
pvcs: f,
namespace: namespace,
}
}
// fakePersistentVolumeClaimNamespaceLister is implementation of PersistentVolumeClaimNamespaceLister returned by List() above.
type fakePersistentVolumeClaimNamespaceLister struct {
pvcs []*v1.PersistentVolumeClaim
namespace string
}
func (f *fakePersistentVolumeClaimNamespaceLister) Get(name string) (*v1.PersistentVolumeClaim, error) {
for _, pvc := range f.pvcs {
if pvc.Name == name && pvc.Namespace == f.namespace {
return pvc, nil
}
}
return nil, fmt.Errorf("persistentvolumeclaim %q not found", name)
}
func (f fakePersistentVolumeClaimNamespaceLister) List(selector labels.Selector) (ret []*v1.PersistentVolumeClaim, err error) {
return nil, fmt.Errorf("not implemented")
}
// FakePDBLister implements PDBLister on a slice of PodDisruptionBudgets for test purposes.
type FakePDBLister []*policy.PodDisruptionBudget
// List returns a list of PodDisruptionBudgets.
func (f FakePDBLister) List(labels.Selector) ([]*policy.PodDisruptionBudget, error) {
return f, nil
}