mirror of
https://github.com/vmware-tanzu/velero.git
synced 2026-01-07 13:55:20 +00:00
96 lines
2.9 KiB
Go
96 lines
2.9 KiB
Go
/*
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Copyright the Velero contributors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package k8s
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import (
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"fmt"
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"time"
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"golang.org/x/net/context"
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apps "k8s.io/api/apps/v1"
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v1 "k8s.io/api/core/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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"k8s.io/apimachinery/pkg/util/wait"
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clientset "k8s.io/client-go/kubernetes"
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)
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const (
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JobSelectorKey = "job"
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// Poll is how often to Poll pods, nodes and claims.
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PollInterval = 2 * time.Second
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PollTimeout = 15 * time.Minute
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)
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// newDeployment returns a RollingUpdate Deployment with a fake container image
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func NewDeployment(name, ns string, replicas int32, labels map[string]string) *apps.Deployment {
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return &apps.Deployment{
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TypeMeta: metav1.TypeMeta{
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Kind: "Deployment",
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APIVersion: "apps/v1",
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},
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ObjectMeta: metav1.ObjectMeta{
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Namespace: ns,
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Name: name,
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Labels: labels,
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},
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Spec: apps.DeploymentSpec{
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Replicas: &replicas,
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Selector: &metav1.LabelSelector{MatchLabels: labels},
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Strategy: apps.DeploymentStrategy{
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Type: apps.RollingUpdateDeploymentStrategyType,
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RollingUpdate: new(apps.RollingUpdateDeployment),
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},
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Template: v1.PodTemplateSpec{
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ObjectMeta: metav1.ObjectMeta{
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Labels: labels,
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},
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Spec: v1.PodSpec{
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Containers: []v1.Container{
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{
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Name: name,
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Image: "busybox:latest",
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Command: []string{"sleep", "1000000"},
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},
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},
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},
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},
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},
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}
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}
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func CreateDeployment(c clientset.Interface, ns string, deployment *apps.Deployment) (*apps.Deployment, error) {
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return c.AppsV1().Deployments(ns).Create(context.TODO(), deployment, metav1.CreateOptions{})
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}
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func GetDeployment(c clientset.Interface, ns, name string) (*apps.Deployment, error) {
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return c.AppsV1().Deployments(ns).Get(context.TODO(), name, metav1.GetOptions{})
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}
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// WaitForReadyDeployment waits for number of ready replicas to equal number of replicas.
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func WaitForReadyDeployment(c clientset.Interface, ns, name string) error {
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if err := wait.PollImmediate(PollInterval, PollTimeout, func() (bool, error) {
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deployment, err := c.AppsV1().Deployments(ns).Get(context.TODO(), name, metav1.GetOptions{})
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if err != nil {
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return false, fmt.Errorf("failed to get deployment %q: %v", name, err)
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}
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return deployment.Status.ReadyReplicas == *deployment.Spec.Replicas, nil
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}); err != nil {
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return fmt.Errorf("failed to wait for .readyReplicas to equal .replicas: %v", err)
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}
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return nil
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}
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