Merge pull request #48619 from marun/fed-remove-redundant-e2e-2

Automatic merge from submit-queue (batch tested with PRs 48425, 41680, 48457, 48619, 48635)

[Federation] Remove redundant e2e

Now that federation of replicasets and deployments is implemented with the sync controller, the previous crud e2e duplicates coverage provided by the crudtester integration and e2e testing.

cc: @kubernetes/sig-federation-pr-reviews
This commit is contained in:
Kubernetes Submit Queue 2017-07-12 10:57:19 -07:00 committed by GitHub
commit fc4f1c43ac
3 changed files with 0 additions and 382 deletions

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@ -13,7 +13,6 @@ go_library(
"apiserver.go",
"authn.go",
"crud.go",
"deployment.go",
"event.go",
"ingress.go",
"namespace.go",

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@ -1,301 +0,0 @@
/*
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 e2e_federation
import (
"fmt"
"strings"
"time"
"k8s.io/api/core/v1"
"k8s.io/api/extensions/v1beta1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/wait"
fedclientset "k8s.io/kubernetes/federation/client/clientset_generated/federation_clientset"
fedutil "k8s.io/kubernetes/federation/pkg/federation-controller/util"
"k8s.io/kubernetes/test/e2e/framework"
fedframework "k8s.io/kubernetes/test/e2e_federation/framework"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
"k8s.io/apimachinery/pkg/api/errors"
)
const (
FederationDeploymentName = "federation-deployment"
)
// Create/delete deployment api objects
var _ = framework.KubeDescribe("Federation deployments [Feature:Federation]", func() {
f := fedframework.NewDefaultFederatedFramework("federation-deployment")
Describe("Deployment objects [NoCluster]", func() {
AfterEach(func() {
fedframework.SkipUnlessFederated(f.ClientSet)
// Delete all deployments.
nsName := f.FederationNamespace.Name
deleteAllDeploymentsOrFail(f.FederationClientset, nsName)
})
It("should be created and deleted successfully", func() {
fedframework.SkipUnlessFederated(f.ClientSet)
nsName := f.FederationNamespace.Name
deployment := createDeploymentOrFail(f.FederationClientset, nsName)
By(fmt.Sprintf("Creation of deployment %q in namespace %q succeeded. Deleting deployment.", deployment.Name, nsName))
// Cleanup
err := f.FederationClientset.Extensions().Deployments(nsName).Delete(deployment.Name, &metav1.DeleteOptions{})
framework.ExpectNoError(err, "Error deleting deployment %q in namespace %q", deployment.Name, deployment.Namespace)
By(fmt.Sprintf("Deletion of deployment %q in namespace %q succeeded.", deployment.Name, nsName))
})
})
// e2e cases for federated deployment controller
Describe("Federated Deployment", func() {
var (
clusters fedframework.ClusterSlice
)
BeforeEach(func() {
fedframework.SkipUnlessFederated(f.ClientSet)
clusters = f.GetRegisteredClusters()
})
AfterEach(func() {
nsName := f.FederationNamespace.Name
deleteAllDeploymentsOrFail(f.FederationClientset, nsName)
})
It("should create and update matching deployments in underlying clusters", func() {
nsName := f.FederationNamespace.Name
dep := createDeploymentOrFail(f.FederationClientset, nsName)
defer func() {
// cleanup. deletion of deployments is not supported for underlying clusters
By(fmt.Sprintf("Preparing deployment %q/%q for deletion by setting replicas to zero", nsName, dep.Name))
replicas := int32(0)
dep.Spec.Replicas = &replicas
f.FederationClientset.Deployments(nsName).Update(dep)
waitForDeploymentOrFail(f.FederationClientset, nsName, dep.Name, clusters)
f.FederationClientset.Deployments(nsName).Delete(dep.Name, &metav1.DeleteOptions{})
}()
waitForDeploymentOrFail(f.FederationClientset, nsName, dep.Name, clusters)
By(fmt.Sprintf("Successfuly created and synced deployment %q/%q to clusters", nsName, dep.Name))
updateDeploymentOrFail(f.FederationClientset, nsName)
waitForDeploymentOrFail(f.FederationClientset, nsName, dep.Name, clusters)
By(fmt.Sprintf("Successfuly updated and synced deployment %q/%q to clusters", nsName, dep.Name))
})
It("should be deleted from underlying clusters when OrphanDependents is false", func() {
fedframework.SkipUnlessFederated(f.ClientSet)
nsName := f.FederationNamespace.Name
orphanDependents := false
verifyCascadingDeletionForDeployment(f.FederationClientset, clusters, &orphanDependents, nsName)
By(fmt.Sprintf("Verified that deployments were deleted from underlying clusters"))
})
It("should not be deleted from underlying clusters when OrphanDependents is true", func() {
fedframework.SkipUnlessFederated(f.ClientSet)
nsName := f.FederationNamespace.Name
orphanDependents := true
verifyCascadingDeletionForDeployment(f.FederationClientset, clusters, &orphanDependents, nsName)
By(fmt.Sprintf("Verified that deployments were not deleted from underlying clusters"))
})
It("should not be deleted from underlying clusters when OrphanDependents is nil", func() {
fedframework.SkipUnlessFederated(f.ClientSet)
nsName := f.FederationNamespace.Name
verifyCascadingDeletionForDeployment(f.FederationClientset, clusters, nil, nsName)
By(fmt.Sprintf("Verified that deployments were not deleted from underlying clusters"))
})
})
})
// deleteAllDeploymentsOrFail deletes all deployments in the given namespace name.
func deleteAllDeploymentsOrFail(clientset *fedclientset.Clientset, nsName string) {
deploymentList, err := clientset.Extensions().Deployments(nsName).List(metav1.ListOptions{})
Expect(err).NotTo(HaveOccurred())
orphanDependents := false
for _, deployment := range deploymentList.Items {
deleteDeploymentOrFail(clientset, nsName, deployment.Name, &orphanDependents)
}
}
// verifyCascadingDeletionForDeployment verifies that deployments are deleted
// from underlying clusters when orphan dependents is false and they are not
// deleted when orphan dependents is true.
func verifyCascadingDeletionForDeployment(clientset *fedclientset.Clientset, clusters fedframework.ClusterSlice, orphanDependents *bool, nsName string) {
deployment := createDeploymentOrFail(clientset, nsName)
deploymentName := deployment.Name
// Check subclusters if the deployment was created there.
By(fmt.Sprintf("Waiting for deployment %s to be created in all underlying clusters", deploymentName))
err := wait.Poll(5*time.Second, 2*time.Minute, func() (bool, error) {
for _, cluster := range clusters {
_, err := cluster.Extensions().Deployments(nsName).Get(deploymentName, metav1.GetOptions{})
if err != nil && errors.IsNotFound(err) {
return false, nil
}
if err != nil {
return false, err
}
}
return true, nil
})
framework.ExpectNoError(err, "Not all deployments created")
By(fmt.Sprintf("Deleting deployment %s", deploymentName))
deleteDeploymentOrFail(clientset, nsName, deploymentName, orphanDependents)
By(fmt.Sprintf("Verifying deployments %s in underlying clusters", deploymentName))
errMessages := []string{}
// deployment should be present in underlying clusters unless orphanDependents is false.
shouldExist := orphanDependents == nil || *orphanDependents == true
for _, cluster := range clusters {
clusterName := cluster.Name
_, err := cluster.Extensions().Deployments(nsName).Get(deploymentName, metav1.GetOptions{})
if shouldExist && errors.IsNotFound(err) {
errMessages = append(errMessages, fmt.Sprintf("unexpected NotFound error for deployment %s in cluster %s, expected deployment to exist", deploymentName, clusterName))
} else if !shouldExist && !errors.IsNotFound(err) {
errMessages = append(errMessages, fmt.Sprintf("expected NotFound error for deployment %s in cluster %s, got error: %v", deploymentName, clusterName, err))
}
}
if len(errMessages) != 0 {
framework.Failf("%s", strings.Join(errMessages, "; "))
}
}
func waitForDeploymentOrFail(c *fedclientset.Clientset, namespace string, deploymentName string, clusters fedframework.ClusterSlice) {
err := waitForDeployment(c, namespace, deploymentName, clusters)
framework.ExpectNoError(err, "Failed to verify deployment %q/%q, err: %v", namespace, deploymentName, err)
}
func waitForDeployment(c *fedclientset.Clientset, namespace string, deploymentName string, clusters fedframework.ClusterSlice) error {
err := wait.Poll(10*time.Second, fedframework.FederatedDefaultTestTimeout, func() (bool, error) {
fdep, err := c.Deployments(namespace).Get(deploymentName, metav1.GetOptions{})
if err != nil {
return false, err
}
specReplicas, statusReplicas := int32(0), int32(0)
for _, cluster := range clusters {
dep, err := cluster.Extensions().Deployments(namespace).Get(deploymentName, metav1.GetOptions{})
if err != nil && !errors.IsNotFound(err) {
By(fmt.Sprintf("Failed getting deployment: %q/%q/%q, err: %v", cluster.Name, namespace, deploymentName, err))
return false, err
}
if err == nil {
if !verifyDeployment(fdep, dep) {
By(fmt.Sprintf("Deployment meta or spec not match for cluster %q:\n federation: %v\n cluster: %v", cluster.Name, fdep, dep))
return false, nil
}
specReplicas += *dep.Spec.Replicas
statusReplicas += dep.Status.Replicas
}
}
if statusReplicas == fdep.Status.Replicas && specReplicas >= *fdep.Spec.Replicas {
return true, nil
}
By(fmt.Sprintf("Replicas not match, federation replicas: %v/%v, clusters replicas: %v/%v\n", *fdep.Spec.Replicas, fdep.Status.Replicas, specReplicas, statusReplicas))
return false, nil
})
return err
}
func verifyDeployment(fedDeployment, localDeployment *v1beta1.Deployment) bool {
localDeployment = fedutil.DeepCopyDeployment(localDeployment)
localDeployment.Spec.Replicas = fedDeployment.Spec.Replicas
return fedutil.DeploymentEquivalent(fedDeployment, localDeployment)
}
func createDeploymentOrFail(clientset *fedclientset.Clientset, namespace string) *v1beta1.Deployment {
if clientset == nil || len(namespace) == 0 {
Fail(fmt.Sprintf("Internal error: invalid parameters passed to createDeploymentOrFail: clientset: %v, namespace: %v", clientset, namespace))
}
By(fmt.Sprintf("Creating federation deployment %q in namespace %q", FederationDeploymentName, namespace))
deployment := newDeploymentForFed(namespace, FederationDeploymentName, 5)
_, err := clientset.Extensions().Deployments(namespace).Create(deployment)
framework.ExpectNoError(err, "Creating deployment %q in namespace %q", deployment.Name, namespace)
By(fmt.Sprintf("Successfully created federation deployment %q in namespace %q", FederationDeploymentName, namespace))
return deployment
}
func updateDeploymentOrFail(clientset *fedclientset.Clientset, namespace string) *v1beta1.Deployment {
if clientset == nil || len(namespace) == 0 {
Fail(fmt.Sprintf("Internal error: invalid parameters passed to updateDeploymentOrFail: clientset: %v, namespace: %v", clientset, namespace))
}
By(fmt.Sprintf("Updating federation deployment %q in namespace %q", FederationDeploymentName, namespace))
deployment := newDeploymentForFed(namespace, FederationDeploymentName, 15)
newDeployment, err := clientset.Deployments(namespace).Update(deployment)
framework.ExpectNoError(err, "Updating deployment %q in namespace %q", deployment.Name, namespace)
By(fmt.Sprintf("Successfully updated federation deployment %q in namespace %q", FederationDeploymentName, namespace))
return newDeployment
}
func deleteDeploymentOrFail(clientset *fedclientset.Clientset, nsName string, deploymentName string, orphanDependents *bool) {
By(fmt.Sprintf("Deleting deployment %q in namespace %q", deploymentName, nsName))
err := clientset.Extensions().Deployments(nsName).Delete(deploymentName, &metav1.DeleteOptions{OrphanDependents: orphanDependents})
if err != nil && !errors.IsNotFound(err) {
framework.ExpectNoError(err, "Error deleting deployment %q in namespace %q", deploymentName, nsName)
}
// Wait for the deployment to be deleted.
err = wait.Poll(10*time.Second, fedframework.FederatedDefaultTestTimeout, func() (bool, error) {
_, err := clientset.Extensions().Deployments(nsName).Get(deploymentName, metav1.GetOptions{})
if err != nil && errors.IsNotFound(err) {
return true, nil
}
return false, err
})
if err != nil {
framework.Failf("Error in deleting deployment %s: %v", deploymentName, err)
}
}
func newDeploymentForFed(namespace string, name string, replicas int32) *v1beta1.Deployment {
return &v1beta1.Deployment{
ObjectMeta: metav1.ObjectMeta{
Name: name,
Namespace: namespace,
},
Spec: v1beta1.DeploymentSpec{
Replicas: &replicas,
Selector: &metav1.LabelSelector{
MatchLabels: map[string]string{"name": "myrs"},
},
Template: v1.PodTemplateSpec{
ObjectMeta: metav1.ObjectMeta{
Labels: map[string]string{"name": "myrs"},
},
Spec: v1.PodSpec{
Containers: []v1.Container{
{
Name: "nginx",
Image: "nginx",
},
},
},
},
},
}
}

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@ -20,7 +20,6 @@ import (
"encoding/json"
"fmt"
"reflect"
"strings"
"time"
"k8s.io/api/core/v1"
@ -82,62 +81,6 @@ var _ = framework.KubeDescribe("Federated ReplicaSet [Feature:Federation]", func
clusters = f.GetRegisteredClusters()
})
// e2e cases for federated replicaset controller
Describe("CRUD", func() {
var (
rs *v1beta1.ReplicaSet
)
BeforeEach(func() {
nsName := f.FederationNamespace.Name
By(fmt.Sprintf("Creating a new replicaset in namespace %q", nsName))
rs = createAndWaitForReplicasetOrFail(f.FederationClientset, nsName, clusters)
})
AfterEach(func() {
// Delete all replicasets.
nsName := f.FederationNamespace.Name
By(fmt.Sprintf("Deleting replicaset \"%s/%s\"", nsName, rs.Name))
orphanDependents := false
deleteReplicaSetOrFail(f.FederationClientset, nsName, rs.Name, &orphanDependents)
})
It("should create and update matching replicasets in underlying clusters", func() {
nsName := f.FederationNamespace.Name
// As part of the update, we scale the replicaset here.
rs = newReplicaSetWithName(nsName, rs.Name, 15, nil)
updateReplicaSetOrFail(f.FederationClientset, rs)
waitForReplicaSetOrFail(f.FederationClientset, nsName, rs.Name, clusters, nil)
By(fmt.Sprintf("Successfully updated and synced replicaset \"%s/%s\" (%v/%v) to clusters", nsName, rs.Name, rs.Status.Replicas, *rs.Spec.Replicas))
})
It("should be deleted from underlying clusters when OrphanDependents is false", func() {
fedframework.SkipUnlessFederated(f.ClientSet)
nsName := f.FederationNamespace.Name
orphanDependents := false
verifyCascadingDeletionForReplicaSet(f.FederationClientset, clusters, &orphanDependents, nsName, rs.Name)
By(fmt.Sprintf("Verified that replicasets were deleted from underlying clusters"))
})
It("should not be deleted from underlying clusters when OrphanDependents is true", func() {
fedframework.SkipUnlessFederated(f.ClientSet)
nsName := f.FederationNamespace.Name
orphanDependents := true
verifyCascadingDeletionForReplicaSet(f.FederationClientset, clusters, &orphanDependents, nsName, rs.Name)
By(fmt.Sprintf("Verified that replicasets were not deleted from underlying clusters"))
})
It("should not be deleted from underlying clusters when OrphanDependents is nil", func() {
fedframework.SkipUnlessFederated(f.ClientSet)
nsName := f.FederationNamespace.Name
verifyCascadingDeletionForReplicaSet(f.FederationClientset, clusters, nil, nsName, rs.Name)
By(fmt.Sprintf("Verified that replicasets were not deleted from underlying clusters"))
})
})
// e2e cases for federated replicaset controller
Describe("Preferences", func() {
var (
@ -251,29 +194,6 @@ func deleteAllReplicaSetsOrFail(clientset *fedclientset.Clientset, nsName string
}
}
// verifyCascadingDeletionForReplicaSet verifies that replicaSets are deleted
// from underlying clusters when orphan dependents is false and they are not
// deleted when orphan dependents is true.
func verifyCascadingDeletionForReplicaSet(clientset *fedclientset.Clientset, clusters fedframework.ClusterSlice, orphanDependents *bool, nsName, rsName string) {
By(fmt.Sprintf("Deleting replica set %s", rsName))
deleteReplicaSetOrFail(clientset, nsName, rsName, orphanDependents)
By(fmt.Sprintf("Verifying replica sets %s in underlying clusters", rsName))
errMessages := []string{}
for _, cluster := range clusters {
clusterName := cluster.Name
_, err := cluster.Extensions().ReplicaSets(nsName).Get(rsName, metav1.GetOptions{})
if (orphanDependents == nil || *orphanDependents == true) && errors.IsNotFound(err) {
errMessages = append(errMessages, fmt.Sprintf("unexpected NotFound error for replica set %s in cluster %s, expected replica set to exist", rsName, clusterName))
} else if (orphanDependents != nil && *orphanDependents == false) && (err == nil || !errors.IsNotFound(err)) {
errMessages = append(errMessages, fmt.Sprintf("expected NotFound error for replica set %s in cluster %s, got error: %v", rsName, clusterName, err))
}
}
if len(errMessages) != 0 {
framework.Failf("%s", strings.Join(errMessages, "; "))
}
}
func generateFedRSPrefsWithWeight(clusters fedframework.ClusterSlice) (pref *federation.ReplicaAllocationPreferences, replicas int32, expect map[string]int32) {
By("Generating replicaset preferences with weights")
clusterNames := extractClusterNames(clusters)