forked from kubernetes/kubernetes
-
Notifications
You must be signed in to change notification settings - Fork 3
/
rs_util.go
159 lines (143 loc) · 5.7 KB
/
rs_util.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
/*
Copyright 2017 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 framework
import (
"fmt"
. "github.com/onsi/ginkgo"
apps "k8s.io/api/apps/v1"
"k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/wait"
clientset "k8s.io/client-go/kubernetes"
appsclient "k8s.io/client-go/kubernetes/typed/apps/v1"
deploymentutil "k8s.io/kubernetes/pkg/controller/deployment/util"
testutils "k8s.io/kubernetes/test/utils"
)
type updateRsFunc func(d *apps.ReplicaSet)
func UpdateReplicaSetWithRetries(c clientset.Interface, namespace, name string, applyUpdate testutils.UpdateReplicaSetFunc) (*apps.ReplicaSet, error) {
return testutils.UpdateReplicaSetWithRetries(c, namespace, name, applyUpdate, Logf, Poll, pollShortTimeout)
}
// CheckNewRSAnnotations check if the new RS's annotation is as expected
func CheckNewRSAnnotations(c clientset.Interface, ns, deploymentName string, expectedAnnotations map[string]string) error {
deployment, err := c.AppsV1().Deployments(ns).Get(deploymentName, metav1.GetOptions{})
if err != nil {
return err
}
newRS, err := deploymentutil.GetNewReplicaSet(deployment, c.AppsV1())
if err != nil {
return err
}
for k, v := range expectedAnnotations {
// Skip checking revision annotations
if k != deploymentutil.RevisionAnnotation && v != newRS.Annotations[k] {
return fmt.Errorf("Expected new RS annotations = %+v, got %+v", expectedAnnotations, newRS.Annotations)
}
}
return nil
}
// WaitForReadyReplicaSet waits until the replicaset has all of its replicas ready.
func WaitForReadyReplicaSet(c clientset.Interface, ns, name string) error {
err := wait.Poll(Poll, pollShortTimeout, func() (bool, error) {
rs, err := c.AppsV1().ReplicaSets(ns).Get(name, metav1.GetOptions{})
if err != nil {
return false, err
}
return *(rs.Spec.Replicas) == rs.Status.Replicas && *(rs.Spec.Replicas) == rs.Status.ReadyReplicas, nil
})
if err == wait.ErrWaitTimeout {
err = fmt.Errorf("replicaset %q never became ready", name)
}
return err
}
// WaitForReplicaSetDesiredReplicas waits until the replicaset has desired number of replicas.
func WaitForReplicaSetDesiredReplicas(rsClient appsclient.ReplicaSetsGetter, replicaSet *apps.ReplicaSet) error {
desiredGeneration := replicaSet.Generation
err := wait.PollImmediate(Poll, pollShortTimeout, func() (bool, error) {
rs, err := rsClient.ReplicaSets(replicaSet.Namespace).Get(replicaSet.Name, metav1.GetOptions{})
if err != nil {
return false, err
}
return rs.Status.ObservedGeneration >= desiredGeneration && rs.Status.Replicas == *(replicaSet.Spec.Replicas) && rs.Status.Replicas == *(rs.Spec.Replicas), nil
})
if err == wait.ErrWaitTimeout {
err = fmt.Errorf("replicaset %q never had desired number of replicas", replicaSet.Name)
}
return err
}
// WaitForReplicaSetTargetSpecReplicas waits for .spec.replicas of a RS to equal targetReplicaNum
func WaitForReplicaSetTargetSpecReplicas(c clientset.Interface, replicaSet *apps.ReplicaSet, targetReplicaNum int32) error {
desiredGeneration := replicaSet.Generation
err := wait.PollImmediate(Poll, pollShortTimeout, func() (bool, error) {
rs, err := c.AppsV1().ReplicaSets(replicaSet.Namespace).Get(replicaSet.Name, metav1.GetOptions{})
if err != nil {
return false, err
}
return rs.Status.ObservedGeneration >= desiredGeneration && *rs.Spec.Replicas == targetReplicaNum, nil
})
if err == wait.ErrWaitTimeout {
err = fmt.Errorf("replicaset %q never had desired number of .spec.replicas", replicaSet.Name)
}
return err
}
// WaitForReplicaSetTargetAvailableReplicas waits for .status.availableReplicas of a RS to equal targetReplicaNum
func WaitForReplicaSetTargetAvailableReplicas(c clientset.Interface, replicaSet *apps.ReplicaSet, targetReplicaNum int32) error {
desiredGeneration := replicaSet.Generation
err := wait.PollImmediate(Poll, pollShortTimeout, func() (bool, error) {
rs, err := c.AppsV1().ReplicaSets(replicaSet.Namespace).Get(replicaSet.Name, metav1.GetOptions{})
if err != nil {
return false, err
}
return rs.Status.ObservedGeneration >= desiredGeneration && rs.Status.AvailableReplicas == targetReplicaNum, nil
})
if err == wait.ErrWaitTimeout {
err = fmt.Errorf("replicaset %q never had desired number of .status.availableReplicas", replicaSet.Name)
}
return err
}
func RunReplicaSet(config testutils.ReplicaSetConfig) error {
By(fmt.Sprintf("creating replicaset %s in namespace %s", config.Name, config.Namespace))
config.NodeDumpFunc = DumpNodeDebugInfo
config.ContainerDumpFunc = LogFailedContainers
return testutils.RunReplicaSet(config)
}
func NewReplicaSet(name, namespace string, replicas int32, podLabels map[string]string, imageName, image string) *apps.ReplicaSet {
return &apps.ReplicaSet{
TypeMeta: metav1.TypeMeta{
Kind: "ReplicaSet",
APIVersion: "apps/v1",
},
ObjectMeta: metav1.ObjectMeta{
Namespace: namespace,
Name: name,
},
Spec: apps.ReplicaSetSpec{
Selector: &metav1.LabelSelector{
MatchLabels: podLabels,
},
Replicas: &replicas,
Template: v1.PodTemplateSpec{
ObjectMeta: metav1.ObjectMeta{
Labels: podLabels,
},
Spec: v1.PodSpec{
Containers: []v1.Container{
{
Name: imageName,
Image: image,
},
},
},
},
},
}
}