Add generated file

This PR adds generated files under pkg/client and vendor folder.

vendor/k8s.io/kubernetes/test/e2e/upgrades/apps/deployments.go

@@ -0,0 +1,172 @@
+/*
+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 upgrades
+
+import (
+	"fmt"
+
+	apps "k8s.io/api/apps/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/types"
+	deploymentutil "k8s.io/kubernetes/pkg/controller/deployment/util"
+	"k8s.io/kubernetes/test/e2e/framework"
+	"k8s.io/kubernetes/test/e2e/upgrades"
+
+	. "github.com/onsi/ginkgo"
+	. "github.com/onsi/gomega"
+	imageutils "k8s.io/kubernetes/test/utils/image"
+)
+
+const (
+	deploymentName = "dp"
+)
+
+// TODO: Test that the deployment stays available during master (and maybe
+// node and cluster upgrades).
+
+// DeploymentUpgradeTest tests that a deployment is using the same replica
+// sets before and after a cluster upgrade.
+type DeploymentUpgradeTest struct {
+	oldDeploymentUID types.UID
+	oldRSUID         types.UID
+	newRSUID         types.UID
+}
+
+func (DeploymentUpgradeTest) Name() string { return "[sig-apps] deployment-upgrade" }
+
+// Setup creates a deployment and makes sure it has a new and an old replicaset running.
+func (t *DeploymentUpgradeTest) Setup(f *framework.Framework) {
+	c := f.ClientSet
+	nginxImage := imageutils.GetE2EImage(imageutils.NginxSlim)
+
+	ns := f.Namespace.Name
+	deploymentClient := c.AppsV1().Deployments(ns)
+	rsClient := c.AppsV1().ReplicaSets(ns)
+
+	By(fmt.Sprintf("Creating a deployment %q with 1 replica in namespace %q", deploymentName, ns))
+	d := framework.NewDeployment(deploymentName, int32(1), map[string]string{"test": "upgrade"}, "nginx", nginxImage, apps.RollingUpdateDeploymentStrategyType)
+	deployment, err := deploymentClient.Create(d)
+	framework.ExpectNoError(err)
+
+	By(fmt.Sprintf("Waiting deployment %q to complete", deploymentName))
+	framework.ExpectNoError(framework.WaitForDeploymentComplete(c, deployment))
+
+	By(fmt.Sprintf("Getting replicaset revision 1 of deployment %q", deploymentName))
+	rsSelector, err := metav1.LabelSelectorAsSelector(d.Spec.Selector)
+	framework.ExpectNoError(err)
+	rsList, err := rsClient.List(metav1.ListOptions{LabelSelector: rsSelector.String()})
+	framework.ExpectNoError(err)
+	rss := rsList.Items
+	if len(rss) != 1 {
+		framework.ExpectNoError(fmt.Errorf("expected one replicaset, got %d", len(rss)))
+	}
+	t.oldRSUID = rss[0].UID
+
+	By(fmt.Sprintf("Waiting for revision of the deployment %q to become 1", deploymentName))
+	framework.ExpectNoError(framework.WaitForDeploymentRevision(c, deployment, "1"))
+
+	// Trigger a new rollout so that we have some history.
+	By(fmt.Sprintf("Triggering a new rollout for deployment %q", deploymentName))
+	deployment, err = framework.UpdateDeploymentWithRetries(c, ns, deploymentName, func(update *apps.Deployment) {
+		update.Spec.Template.Spec.Containers[0].Name = "updated-name"
+	})
+	framework.ExpectNoError(err)
+
+	By(fmt.Sprintf("Waiting deployment %q to complete", deploymentName))
+	framework.ExpectNoError(framework.WaitForDeploymentComplete(c, deployment))
+
+	By(fmt.Sprintf("Getting replicasets revision 1 and 2 of deployment %q", deploymentName))
+	rsList, err = rsClient.List(metav1.ListOptions{LabelSelector: rsSelector.String()})
+	framework.ExpectNoError(err)
+	rss = rsList.Items
+	if len(rss) != 2 {
+		framework.ExpectNoError(fmt.Errorf("expected 2 replicaset, got %d", len(rss)))
+	}
+
+	By(fmt.Sprintf("Checking replicaset of deployment %q that is created before rollout survives the rollout", deploymentName))
+	switch t.oldRSUID {
+	case rss[0].UID:
+		t.newRSUID = rss[1].UID
+	case rss[1].UID:
+		t.newRSUID = rss[0].UID
+	default:
+		framework.ExpectNoError(fmt.Errorf("old replicaset with UID %q does not survive rollout", t.oldRSUID))
+	}
+
+	By(fmt.Sprintf("Waiting for revision of the deployment %q to become 2", deploymentName))
+	framework.ExpectNoError(framework.WaitForDeploymentRevision(c, deployment, "2"))
+
+	t.oldDeploymentUID = deployment.UID
+}
+
+// Test checks whether the replicasets for a deployment are the same after an upgrade.
+func (t *DeploymentUpgradeTest) Test(f *framework.Framework, done <-chan struct{}, upgrade upgrades.UpgradeType) {
+	// Block until upgrade is done
+	By(fmt.Sprintf("Waiting for upgrade to finish before checking replicasets for deployment %q", deploymentName))
+	<-done
+
+	c := f.ClientSet
+	ns := f.Namespace.Name
+	deploymentClient := c.AppsV1().Deployments(ns)
+	rsClient := c.AppsV1().ReplicaSets(ns)
+
+	deployment, err := deploymentClient.Get(deploymentName, metav1.GetOptions{})
+	framework.ExpectNoError(err)
+
+	By(fmt.Sprintf("Checking UID to verify deployment %q survives upgrade", deploymentName))
+	Expect(deployment.UID).To(Equal(t.oldDeploymentUID))
+
+	By(fmt.Sprintf("Verifying deployment %q does not create new replicasets", deploymentName))
+	rsSelector, err := metav1.LabelSelectorAsSelector(deployment.Spec.Selector)
+	framework.ExpectNoError(err)
+	rsList, err := rsClient.List(metav1.ListOptions{LabelSelector: rsSelector.String()})
+	framework.ExpectNoError(err)
+	rss := rsList.Items
+	if len(rss) != 2 {
+		framework.ExpectNoError(fmt.Errorf("expected 2 replicaset, got %d", len(rss)))
+	}
+
+	switch t.oldRSUID {
+	case rss[0].UID:
+		Expect(rss[1].UID).To(Equal(t.newRSUID))
+	case rss[1].UID:
+		Expect(rss[0].UID).To(Equal(t.newRSUID))
+	default:
+		framework.ExpectNoError(fmt.Errorf("new replicasets are created during upgrade of deployment %q", deploymentName))
+	}
+
+	By(fmt.Sprintf("Verifying revision of the deployment %q is still 2", deploymentName))
+	Expect(deployment.Annotations[deploymentutil.RevisionAnnotation]).To(Equal("2"))
+
+	By(fmt.Sprintf("Waiting for deployment %q to complete adoption", deploymentName))
+	framework.ExpectNoError(framework.WaitForDeploymentComplete(c, deployment))
+
+	// Verify the upgraded deployment is active by scaling up the deployment by 1
+	By(fmt.Sprintf("Scaling up replicaset of deployment %q by 1", deploymentName))
+	_, err = framework.UpdateDeploymentWithRetries(c, ns, deploymentName, func(deployment *apps.Deployment) {
+		*deployment.Spec.Replicas = *deployment.Spec.Replicas + 1
+	})
+	framework.ExpectNoError(err)
+
+	By(fmt.Sprintf("Waiting for deployment %q to complete after scaling", deploymentName))
+	framework.ExpectNoError(framework.WaitForDeploymentComplete(c, deployment))
+}
+
+// Teardown cleans up any remaining resources.
+func (t *DeploymentUpgradeTest) Teardown(f *framework.Framework) {
+	// rely on the namespace deletion to clean up everything
+}