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operator_test.go
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/*
* This file is part of the KubeVirt project
*
* 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.
*
* Copyright 2017 Red Hat, Inc.
*
*/
package tests_test
import (
"crypto/x509"
"encoding/json"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"regexp"
"strings"
"time"
jsonpatch "github.com/evanphx/json-patch"
. "github.com/onsi/ginkgo"
. "github.com/onsi/gomega"
v12 "k8s.io/api/apps/v1"
k8sv1 "k8s.io/api/core/v1"
"k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1beta1"
extclient "k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
"k8s.io/apimachinery/pkg/api/errors"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/labels"
"k8s.io/apimachinery/pkg/types"
aggregatorclient "k8s.io/kube-aggregator/pkg/client/clientset_generated/clientset"
v1 "kubevirt.io/client-go/api/v1"
"kubevirt.io/client-go/kubecli"
"kubevirt.io/client-go/log"
cdiv1 "kubevirt.io/containerized-data-importer/pkg/apis/core/v1alpha1"
"kubevirt.io/kubevirt/pkg/controller"
"kubevirt.io/kubevirt/pkg/virt-operator/creation/components"
"kubevirt.io/kubevirt/pkg/virt-operator/util"
"kubevirt.io/kubevirt/tests"
)
var _ = Describe("Operator", func() {
tests.FlagParse()
var originalKv *v1.KubeVirt
var originalCDI *cdiv1.CDI
var originalKubeVirtConfig *k8sv1.ConfigMap
var originalOperatorVersion string
var err error
var workDir string
virtClient, err := kubecli.GetKubevirtClient()
tests.PanicOnError(err)
config, err := kubecli.GetConfig()
tests.PanicOnError(err)
aggregatorClient := aggregatorclient.NewForConfigOrDie(config)
k8sClient := tests.GetK8sCmdClient()
type vmYamlDefinition struct {
apiVersion string
vmName string
generatedYaml string
yamlFile string
}
var vmYamls []vmYamlDefinition
copyOriginalCDI := func() *cdiv1.CDI {
newCDI := &cdiv1.CDI{
Spec: *originalCDI.Spec.DeepCopy(),
}
newCDI.Name = originalCDI.Name
newCDI.Namespace = originalCDI.Namespace
newCDI.ObjectMeta.Labels = originalCDI.ObjectMeta.Labels
newCDI.ObjectMeta.Annotations = originalCDI.ObjectMeta.Annotations
return newCDI
}
copyOriginalKv := func() *v1.KubeVirt {
newKv := &v1.KubeVirt{
Spec: *originalKv.Spec.DeepCopy(),
}
newKv.Name = originalKv.Name
newKv.Namespace = originalKv.Namespace
newKv.ObjectMeta.Labels = originalKv.ObjectMeta.Labels
newKv.ObjectMeta.Annotations = originalKv.ObjectMeta.Annotations
return newKv
}
createKv := func(newKv *v1.KubeVirt) {
Eventually(func() error {
_, err = virtClient.KubeVirt(newKv.Namespace).Create(newKv)
return err
}, 10*time.Second, 1*time.Second).ShouldNot(HaveOccurred())
}
createCdi := func() {
_, err = virtClient.CdiClient().CdiV1alpha1().CDIs().Create(copyOriginalCDI())
Expect(err).ToNot(HaveOccurred())
Eventually(func() bool {
cdi, err := virtClient.CdiClient().CdiV1alpha1().CDIs().Get(originalCDI.Name, metav1.GetOptions{})
if err != nil {
return false
} else if cdi.Status.Phase != cdiv1.CDIPhaseDeployed {
return false
}
return true
}, 240*time.Second, 1*time.Second).Should(BeTrue())
}
sanityCheckDeploymentsExistWithNS := func(namespace string) {
Eventually(func() error {
for _, deployment := range []string{"virt-api", "virt-controller"} {
_, err := virtClient.AppsV1().Deployments(namespace).Get(deployment, metav1.GetOptions{})
if err != nil {
return err
}
}
return nil
}, 10*time.Second, 1*time.Second).ShouldNot(HaveOccurred())
}
sanityCheckDeploymentsExist := func() {
sanityCheckDeploymentsExistWithNS(tests.KubeVirtInstallNamespace)
}
sanityCheckDeploymentsDeleted := func() {
Eventually(func() error {
for _, deployment := range []string{"virt-api", "virt-controller"} {
_, err := virtClient.AppsV1().Deployments(tests.KubeVirtInstallNamespace).Get(deployment, metav1.GetOptions{})
if err != nil && !errors.IsNotFound(err) {
return err
}
}
return nil
}, 10*time.Second, 1*time.Second).ShouldNot(HaveOccurred())
}
allPodsAreReady := func(kv *v1.KubeVirt) {
Eventually(func() error {
curKv, err := virtClient.KubeVirt(kv.Namespace).Get(kv.Name, &metav1.GetOptions{})
if err != nil {
return err
}
if curKv.Status.TargetDeploymentID != curKv.Status.ObservedDeploymentID {
return fmt.Errorf("Target and obeserved id don't match")
}
podsReadyAndOwned := 0
pods, err := virtClient.CoreV1().Pods(curKv.Namespace).List(metav1.ListOptions{LabelSelector: "kubevirt.io"})
if err != nil {
return err
}
for _, pod := range pods.Items {
managed, ok := pod.Labels[v1.ManagedByLabel]
if !ok || managed != v1.ManagedByLabelOperatorValue {
continue
}
if pod.Status.Phase != k8sv1.PodRunning {
return fmt.Errorf("Waiting for pod %s with phase %s to reach Running phase", pod.Name, pod.Status.Phase)
}
for _, containerStatus := range pod.Status.ContainerStatuses {
if !containerStatus.Ready {
return fmt.Errorf("Waiting for pod %s to have all containers in Ready state", pod.Name)
}
}
id, ok := pod.Annotations[v1.InstallStrategyIdentifierAnnotation]
if !ok {
return fmt.Errorf("Pod %s is owned by operator but has no id annotation", pod.Name)
}
expectedID := curKv.Status.ObservedDeploymentID
if id != expectedID {
return fmt.Errorf("Pod %s is of version %s when we expected id %s", pod.Name, id, expectedID)
}
podsReadyAndOwned++
}
// this just sanity checks that at least one pod was found and verified.
// 0 would indicate our labeling was incorrect.
Expect(podsReadyAndOwned).ToNot(Equal(0))
return nil
}, 120*time.Second, 1*time.Second).ShouldNot(HaveOccurred())
}
waitForUpdateCondition := func(kv *v1.KubeVirt) {
Eventually(func() error {
kv, err := virtClient.KubeVirt(kv.Namespace).Get(kv.Name, &metav1.GetOptions{})
if err != nil {
return err
}
available := false
progressing := false
degraded := false
for _, condition := range kv.Status.Conditions {
if condition.Type == v1.KubeVirtConditionAvailable && condition.Status == k8sv1.ConditionTrue {
available = true
} else if condition.Type == v1.KubeVirtConditionProgressing && condition.Status == k8sv1.ConditionTrue {
progressing = true
} else if condition.Type == v1.KubeVirtConditionDegraded && condition.Status == k8sv1.ConditionTrue {
degraded = true
}
}
if !available || !progressing || !degraded {
return fmt.Errorf("Waiting for conditions to indicate update (conditions: %+v)", kv.Status.Conditions)
}
return nil
}, 120*time.Second, 1*time.Second).ShouldNot(HaveOccurred())
}
waitForKvWithTimeout := func(newKv *v1.KubeVirt, timeoutSeconds int) {
Eventually(func() error {
kv, err := virtClient.KubeVirt(newKv.Namespace).Get(newKv.Name, &metav1.GetOptions{})
if err != nil {
return err
}
if kv.Status.Phase != v1.KubeVirtPhaseDeployed {
return fmt.Errorf("Waiting for phase to be deployed (current phase: %+v)", kv.Status.Phase)
}
available := false
progressing := true
degraded := true
created := false
for _, condition := range kv.Status.Conditions {
if condition.Type == v1.KubeVirtConditionAvailable && condition.Status == k8sv1.ConditionTrue {
available = true
} else if condition.Type == v1.KubeVirtConditionProgressing && condition.Status == k8sv1.ConditionFalse {
progressing = false
} else if condition.Type == v1.KubeVirtConditionDegraded && condition.Status == k8sv1.ConditionFalse {
degraded = false
} else if condition.Type == v1.KubeVirtConditionCreated && condition.Status == k8sv1.ConditionTrue {
created = true
}
}
if !available || progressing || degraded || !created {
return fmt.Errorf("Waiting for conditions to indicate deployment (conditions: %+v)", kv.Status.Conditions)
}
return nil
}, time.Duration(timeoutSeconds)*time.Second, 1*time.Second).ShouldNot(HaveOccurred())
}
waitForKv := func(newKv *v1.KubeVirt) {
waitForKvWithTimeout(newKv, 300)
}
patchKvVersionAndRegistry := func(name string, version string, registry string) {
data := []byte(fmt.Sprintf(`[{ "op": "replace", "path": "/spec/imageTag", "value": "%s"},{ "op": "replace", "path": "/spec/imageRegistry", "value": "%s"}]`, version, registry))
Eventually(func() error {
_, err := virtClient.KubeVirt(tests.KubeVirtInstallNamespace).Patch(name, types.JSONPatchType, data)
return err
}, 10*time.Second, 1*time.Second).ShouldNot(HaveOccurred())
}
patchKvVersion := func(name string, version string) {
data := []byte(fmt.Sprintf(`[{ "op": "add", "path": "/spec/imageTag", "value": "%s"}]`, version))
Eventually(func() error {
_, err := virtClient.KubeVirt(tests.KubeVirtInstallNamespace).Patch(name, types.JSONPatchType, data)
return err
}, 10*time.Second, 1*time.Second).ShouldNot(HaveOccurred())
}
parseDaemonset := func(name string) (daemonSet *v12.DaemonSet, image, registry, imagePrefix, version string) {
var err error
daemonSet, err = virtClient.AppsV1().DaemonSets(tests.KubeVirtInstallNamespace).Get(name, metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
image = daemonSet.Spec.Template.Spec.Containers[0].Image
imageRegEx := regexp.MustCompile(fmt.Sprintf("%s%s%s", `^(.*)/(.*)`, name, `([@:].*)?$`))
matches := imageRegEx.FindAllStringSubmatch(image, 1)
Expect(len(matches)).To(Equal(1))
Expect(len(matches[0])).To(Equal(4))
registry = matches[0][1]
imagePrefix = matches[0][2]
version = matches[0][3]
return
}
parseImage := func(name, image string) (registry, imagePrefix, version string) {
imageRegEx := regexp.MustCompile(fmt.Sprintf("%s%s%s", `^(.*)/(.*)`, name, `([@:].*)?$`))
matches := imageRegEx.FindAllStringSubmatch(image, 1)
Expect(len(matches)).To(Equal(1))
Expect(len(matches[0])).To(Equal(4))
registry = matches[0][1]
imagePrefix = matches[0][2]
version = matches[0][3]
return
}
parseDeployment := func(name string) (deployment *v12.Deployment, image, registry, imagePrefix, version string) {
var err error
deployment, err = virtClient.AppsV1().Deployments(tests.KubeVirtInstallNamespace).Get(name, metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
image = deployment.Spec.Template.Spec.Containers[0].Image
registry, imagePrefix, version = parseImage(name, image)
return
}
parseOperatorImage := func() (operator *v12.Deployment, image, registry, imagePrefix, version string) {
return parseDeployment("virt-operator")
}
patchOperator := func(imagePrefix, version *string) bool {
modified := true
Eventually(func() error {
operator, oldImage, registry, oldPrefix, oldVersion := parseOperatorImage()
if imagePrefix == nil {
// keep old prefix
imagePrefix = &oldPrefix
}
if version == nil {
// keep old version
version = &oldVersion
} else {
newVersion := components.AddVersionSeparatorPrefix(*version)
version = &newVersion
}
newImage := fmt.Sprintf("%s/%svirt-operator%s", registry, *imagePrefix, *version)
if oldImage == newImage {
modified = false
return nil
}
operator.Spec.Template.Spec.Containers[0].Image = newImage
for idx, env := range operator.Spec.Template.Spec.Containers[0].Env {
if env.Name == util.OperatorImageEnvName {
env.Value = newImage
operator.Spec.Template.Spec.Containers[0].Env[idx] = env
break
}
}
newTemplate, _ := json.Marshal(operator.Spec.Template)
op := fmt.Sprintf(`[{ "op": "replace", "path": "/spec/template", "value": %s }]`, string(newTemplate))
_, err = virtClient.AppsV1().Deployments(tests.KubeVirtInstallNamespace).Patch("virt-operator", types.JSONPatchType, []byte(op))
return err
}, 10*time.Second, 1*time.Second).ShouldNot(HaveOccurred())
return modified
}
deleteAllKvAndWait := func(ignoreOriginal bool) {
Eventually(func() error {
kvs := tests.GetKvList(virtClient)
deleteCount := 0
for _, kv := range kvs {
if ignoreOriginal && kv.Name == originalKv.Name {
continue
}
deleteCount++
if kv.DeletionTimestamp == nil {
err := virtClient.KubeVirt(kv.Namespace).Delete(kv.Name, &metav1.DeleteOptions{})
if err != nil {
return err
}
}
}
if deleteCount != 0 {
return fmt.Errorf("still waiting on %d kvs to delete", deleteCount)
}
return nil
}, 240*time.Second, 1*time.Second).ShouldNot(HaveOccurred())
}
usesSha := func(image string) bool {
return strings.Contains(image, "@sha256:")
}
ensureShasums := func() {
if tests.SkipShasumCheck {
log.Log.Warning("Cannot use shasums, skipping")
return
}
for _, name := range []string{"virt-operator", "virt-api", "virt-controller"} {
deployment, err := virtClient.AppsV1().Deployments(tests.KubeVirtInstallNamespace).Get(name, metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
Expect(usesSha(deployment.Spec.Template.Spec.Containers[0].Image)).To(BeTrue(), fmt.Sprintf("%s should use sha", name))
}
handler, err := virtClient.AppsV1().DaemonSets(tests.KubeVirtInstallNamespace).Get("virt-handler", metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
Expect(usesSha(handler.Spec.Template.Spec.Containers[0].Image)).To(BeTrue(), "virt-handler should use sha")
}
tests.BeforeAll(func() {
// make sure virt deployments use shasums before we start
ensureShasums()
originalKv = tests.GetCurrentKv(virtClient)
originalKubeVirtConfig, err = virtClient.CoreV1().ConfigMaps(tests.KubeVirtInstallNamespace).Get("kubevirt-config", metav1.GetOptions{})
if err != nil && !errors.IsNotFound(err) {
Expect(err).ToNot(HaveOccurred())
}
if errors.IsNotFound(err) {
// create an empty kubevirt-config configmap if none exists.
cfgMap := &k8sv1.ConfigMap{
ObjectMeta: metav1.ObjectMeta{Name: "kubevirt-config"},
Data: map[string]string{
"feature-gates": "",
},
}
originalKubeVirtConfig, err = virtClient.CoreV1().ConfigMaps(tests.KubeVirtInstallNamespace).Create(cfgMap)
Expect(err).ToNot(HaveOccurred())
}
// save the operator sha
_, _, _, _, version := parseOperatorImage()
Expect(strings.HasPrefix(version, "@")).To(BeTrue())
originalOperatorVersion = strings.TrimPrefix(version, "@")
if tests.HasDataVolumeCRD() {
cdiList, err := virtClient.CdiClient().CdiV1alpha1().CDIs().List(metav1.ListOptions{})
Expect(err).ToNot(HaveOccurred())
Expect(len(cdiList.Items)).To(Equal(1))
originalCDI = &cdiList.Items[0]
}
})
generatePreviousVersionVmYamls := func(previousImageRegistry string, previousImageTag string) {
ext, err := extclient.NewForConfig(virtClient.Config())
Expect(err).ToNot(HaveOccurred())
crd, err := ext.ApiextensionsV1beta1().CustomResourceDefinitions().Get("virtualmachines.kubevirt.io", metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
// Generate a vm Yaml for every version supported in the currently deployed KubeVirt
supportedVersions := []string{}
if len(crd.Spec.Versions) > 0 {
for _, version := range crd.Spec.Versions {
supportedVersions = append(supportedVersions, version.Name)
}
} else {
supportedVersions = append(supportedVersions, crd.Spec.Version)
}
for _, version := range supportedVersions {
vmYaml := fmt.Sprintf(`apiVersion: kubevirt.io/%s
kind: VirtualMachine
metadata:
labels:
kubevirt.io/vm: vm-%s
name: vm-%s
spec:
runStrategy: Manual
template:
metadata:
labels:
kubevirt.io/vm: vm-%s
spec:
domain:
devices:
disks:
- disk:
bus: virtio
name: containerdisk
- disk:
bus: virtio
name: cloudinitdisk
machine:
type: ""
resources:
requests:
memory: 64M
terminationGracePeriodSeconds: 0
volumes:
- containerDisk:
image: %s/%s-container-disk-demo:%s
name: containerdisk
- cloudInitNoCloud:
userData: |
#!/bin/sh
echo 'printed from cloud-init userdata'
name: cloudinitdisk
`, version, version, version, version, previousImageRegistry, tests.ContainerDiskCirros, previousImageTag)
yamlFile := filepath.Join(workDir, fmt.Sprintf("vm-%s.yaml", version))
err = ioutil.WriteFile(yamlFile, []byte(vmYaml), 0644)
Expect(err).ToNot(HaveOccurred())
vmYamls = append(vmYamls, vmYamlDefinition{
apiVersion: version,
vmName: "vm-" + version,
generatedYaml: vmYaml,
yamlFile: yamlFile,
})
}
}
BeforeEach(func() {
tests.BeforeTestCleanup()
workDir, err = ioutil.TempDir("", tests.TempDirPrefix+"-")
Expect(err).ToNot(HaveOccurred())
vmYamls = []vmYamlDefinition{}
verifyOperatorWebhookCertificate()
})
AfterEach(func() {
ignoreDeleteOriginalKV := true
curKubeVirtConfig, err := virtClient.CoreV1().ConfigMaps(tests.KubeVirtInstallNamespace).Get("kubevirt-config", metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
// if revision changed, patch data and reload everything
if curKubeVirtConfig.ResourceVersion != originalKubeVirtConfig.ResourceVersion {
ignoreDeleteOriginalKV = false
// Add Spec Patch
newData, err := json.Marshal(originalKubeVirtConfig.Data)
Expect(err).ToNot(HaveOccurred())
data := fmt.Sprintf(`[{ "op": "replace", "path": "/data", "value": %s }]`, string(newData))
originalKubeVirtConfig, err = virtClient.CoreV1().ConfigMaps(tests.KubeVirtInstallNamespace).Patch("kubevirt-config", types.JSONPatchType, []byte(data))
Expect(err).ToNot(HaveOccurred())
}
deleteAllKvAndWait(ignoreDeleteOriginalKV)
kvs := tests.GetKvList(virtClient)
if len(kvs) == 0 {
createKv(copyOriginalKv())
}
modified := patchOperator(nil, &originalOperatorVersion)
if modified {
// make sure we wait until redeploymemt started
waitForUpdateCondition(originalKv)
}
waitForKv(originalKv)
allPodsAreReady(originalKv)
if workDir != "" {
err = os.RemoveAll(workDir)
workDir = ""
Expect(err).ToNot(HaveOccurred())
}
// repost original CDI object if it doesn't still exist
// in order to restore original environment
if originalCDI != nil {
cdiExists := false
// ensure we wait for cdi to finish deleting before restoring it
// in the event that cdi has the deletionTimestamp set.
Eventually(func() bool {
cdi, err := virtClient.CdiClient().CdiV1alpha1().CDIs().Get(originalCDI.Name, metav1.GetOptions{})
if err != nil && errors.IsNotFound(err) {
// cdi isn't deleting and doesn't exist.
return true
} else {
Expect(err).ToNot(HaveOccurred())
}
// wait for cdi to delete if deletionTimestamp is set
if cdi.DeletionTimestamp != nil {
return false
}
cdiExists = true
return true
}, 240*time.Second, 1*time.Second).Should(BeTrue())
if !cdiExists {
createCdi()
}
}
// make sure virt deployments use shasums again after each test
ensureShasums()
// ensure that the state is fully restored after destructive tests
verifyOperatorWebhookCertificate()
})
It("[test_id:1746]should have created and available condition", func() {
kv := tests.GetCurrentKv(virtClient)
By("vyrifying that created and available condition is present")
waitForKv(kv)
})
Describe("[rfe_id:2291][crit:high][vendor:[email protected]][level:component]should start a VM", func() {
It("[test_id:3144]using virt-launcher with a shasum", func() {
if tests.SkipShasumCheck {
Skip("Cannot currently test shasums, skipping")
}
By("starting a VM")
vmi := tests.NewRandomVMIWithEphemeralDisk(tests.ContainerDiskFor(tests.ContainerDiskCirros))
vmi, err = virtClient.VirtualMachineInstance(tests.NamespaceTestDefault).Create(vmi)
Expect(err).To(BeNil())
tests.WaitForSuccessfulVMIStart(vmi)
By("getting virt-launcher")
uid := vmi.GetObjectMeta().GetUID()
labelSelector := fmt.Sprintf(v1.CreatedByLabel + "=" + string(uid))
pods, err := virtClient.CoreV1().Pods(tests.NamespaceTestDefault).List(metav1.ListOptions{LabelSelector: labelSelector})
Expect(err).ToNot(HaveOccurred(), "Should list pods")
Expect(len(pods.Items)).To(Equal(1))
Expect(usesSha(pods.Items[0].Spec.Containers[0].Image)).To(BeTrue(), "launcher pod should use shasum")
})
})
Describe("[rfe_id:2291][crit:high][vendor:[email protected]][level:component]should update kubevirt", func() {
// This test is installing a previous release of KubeVirt
// running a VM/VMI using that previous release
// Updating KubeVirt to the target tested code
// Ensuring VM/VMI is still operational after the update from previous release.
It("[test_id:3145]from previous release to target tested release", func() {
previousImageTag := tests.PreviousReleaseTag
previousImageRegistry := tests.PreviousReleaseRegistry
if previousImageTag == "" {
Skip("--previous-release-tag not provided")
}
curVersion := originalKv.Status.ObservedKubeVirtVersion
curRegistry := originalKv.Status.ObservedKubeVirtRegistry
allPodsAreReady(originalKv)
sanityCheckDeploymentsExist()
// Delete current KubeVirt install so we can install previous release.
By("Deleting KubeVirt object")
deleteAllKvAndWait(false)
By("Sanity Checking Deployments infrastructure is deleted")
sanityCheckDeploymentsDeleted()
// Install Previous Release of KubeVirt
By(fmt.Sprintf("Creating KubeVirt Object with Previous Release: %s using registry %s", previousImageTag, previousImageRegistry))
kv := copyOriginalKv()
kv.Name = "kubevirt-release-install"
kv.Spec.ImageTag = previousImageTag
kv.Spec.ImageRegistry = previousImageRegistry
createKv(kv)
// Wait for Previous Release to come online
// wait 7 minutes because this test involves pulling containers
// over the internet related to the latest kubevirt release
By("Waiting for KV to stabilize")
waitForKvWithTimeout(kv, 420)
By("Verifying infrastructure is Ready")
allPodsAreReady(kv)
sanityCheckDeploymentsExist()
// kubectl API discovery cache only refreshes every 10 minutes
// Since we're likely dealing with api additions/removals here, we
// need to ensure we're using a different cache directory after
// the update from the previous release occurs.
oldClientCacheDir := workDir + "/oldclient"
err = os.MkdirAll(oldClientCacheDir, 0755)
Expect(err).ToNot(HaveOccurred())
newClientCacheDir := workDir + "/newclient"
err = os.MkdirAll(newClientCacheDir, 0755)
Expect(err).ToNot(HaveOccurred())
// Create VM on previous release using a specific API.
// NOTE: we are testing with yaml here and explicilty _NOT_ generating
// this vm using the latest api code. We want to guarrantee there are no
// surprises when it comes to backwards compatiblity with previous
// virt apis. As we progress our api from v1alpha3 -> v1 there
// needs to be a VM created for every api. This is how we will ensure
// our api remains upgradable and supportable from previous release.
generatePreviousVersionVmYamls(previousImageRegistry, previousImageTag)
for _, vmYaml := range vmYamls {
By(fmt.Sprintf("Creating VM with %s api", vmYaml.vmName))
// NOTE: using kubectl to post yaml directly
_, _, err = tests.RunCommand(k8sClient, "create", "-f", vmYaml.yamlFile, "--cache-dir", oldClientCacheDir)
Expect(err).ToNot(HaveOccurred())
// Use Current virtctl to start VM
// NOTE: we are using virtctl explicitly here because we want to start the VM
// using the subresource endpoint in the same way virtctl performs this.
By("Starting VM with virtctl")
startCommand := tests.NewRepeatableVirtctlCommand("start", "--namespace", tests.NamespaceTestDefault, vmYaml.vmName)
Expect(startCommand()).To(Succeed())
By(fmt.Sprintf("Waiting for VM with %s api to become ready", vmYaml.apiVersion))
Eventually(func() bool {
virtualMachine, err := virtClient.VirtualMachine(tests.NamespaceTestDefault).Get(vmYaml.vmName, &metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
if virtualMachine.Status.Ready {
return true
}
return false
}, 180*time.Second, 1*time.Second).Should(BeTrue())
}
// Update KubeVirt from the previous release to the testing target release.
By("Updating KubeVirtObject With Current Tag")
patchKvVersionAndRegistry(kv.Name, curVersion, curRegistry)
By("Wait for Updating Condition")
waitForUpdateCondition(kv)
By("Waiting for KV to stabilize")
waitForKv(kv)
By("Verifying infrastructure Is Updated")
allPodsAreReady(kv)
// Verify console connectivity to VMI still works and stop VM
for _, vmYaml := range vmYamls {
By(fmt.Sprintf("Ensuring vm %s is ready and latest API annotation is set", vmYaml.apiVersion))
Eventually(func() bool {
// We are using our internal client here on purpose to ensure we can interact
// with previously created objects that may have been created using a different
// api version from the latest one our client uses.
virtualMachine, err := virtClient.VirtualMachine(tests.NamespaceTestDefault).Get(vmYaml.vmName, &metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
if !virtualMachine.Status.Ready {
return false
}
if !controller.ObservedLatestApiVersionAnnotation(virtualMachine) {
return false
}
return true
}, 180*time.Second, 1*time.Second).Should(BeTrue())
By(fmt.Sprintf("Connecting to %s's console", vmYaml.vmName))
// This is in an eventually loop because it's possible for the
// subresource endpoint routing to fail temporarily right after a deployment
// completes while we wait for the kubernetes apiserver to detect our
// subresource api server is online and ready to serve requests.
Eventually(func() error {
vmi, err := virtClient.VirtualMachineInstance(tests.NamespaceTestDefault).Get(vmYaml.vmName, &metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
expecter, err := tests.LoggedInCirrosExpecter(vmi)
if err != nil {
return err
}
expecter.Close()
return nil
}, 60*time.Second, 1*time.Second).Should(BeNil())
By("Stopping VM with virtctl")
stopFn := tests.NewRepeatableVirtctlCommand("stop", "--namespace", tests.NamespaceTestDefault, vmYaml.vmName)
Eventually(func() error {
return stopFn()
}, 30*time.Second, 1*time.Second).Should(BeNil())
By("Waiting for VMI to stop")
Eventually(func() bool {
_, err := virtClient.VirtualMachineInstance(tests.NamespaceTestDefault).Get(vmYaml.vmName, &metav1.GetOptions{})
if err != nil && errors.IsNotFound(err) {
return true
} else if err != nil {
Expect(err).ToNot(HaveOccurred())
}
return false
}, 90*time.Second, 1*time.Second).Should(BeTrue())
By(fmt.Sprintf("Deleting VM with %s api", vmYaml.apiVersion))
_, _, err = tests.RunCommand(k8sClient, "delete", "-f", vmYaml.yamlFile, "--cache-dir", newClientCacheDir)
Expect(err).ToNot(HaveOccurred())
By("Waiting for VM to be removed")
Eventually(func() bool {
_, err := virtClient.VirtualMachine(tests.NamespaceTestDefault).Get(vmYaml.vmName, &metav1.GetOptions{})
if err != nil && errors.IsNotFound(err) {
return true
}
return false
}, 90*time.Second, 1*time.Second).Should(BeTrue())
}
By("Deleting KubeVirt object")
deleteAllKvAndWait(false)
})
})
Describe("[rfe_id:2291][crit:high][vendor:[email protected]][level:component]infrastructure management", func() {
It("[test_id:3146]should be able to delete and re-create kubevirt install", func() {
allPodsAreReady(originalKv)
sanityCheckDeploymentsExist()
By("Deleting KubeVirt object")
deleteAllKvAndWait(false)
// this is just verifying some common known components do in fact get deleted.
By("Sanity Checking Deployments infrastructure is deleted")
sanityCheckDeploymentsDeleted()
By("ensuring that namespaces can be successfully created and deleted")
_, err := virtClient.CoreV1().Namespaces().Create(&k8sv1.Namespace{ObjectMeta: metav1.ObjectMeta{Name: tests.NamespaceTestOperator}})
if err != nil && !errors.IsAlreadyExists(err) {
Expect(err).ToNot(HaveOccurred())
}
err = virtClient.CoreV1().Namespaces().Delete(tests.NamespaceTestOperator, &metav1.DeleteOptions{})
Expect(err).ToNot(HaveOccurred())
Eventually(func() bool {
_, err := virtClient.CoreV1().Namespaces().Get(tests.NamespaceTestOperator, metav1.GetOptions{})
return errors.IsNotFound(err)
}, 60*time.Second, 1*time.Second).Should(BeTrue())
By("Creating KubeVirt Object")
createKv(copyOriginalKv())
By("Creating KubeVirt Object Created and Ready Condition")
waitForKv(originalKv)
By("Verifying infrastructure is Ready")
allPodsAreReady(originalKv)
// We're just verifying that a few common components that
// should always exist get re-deployed.
sanityCheckDeploymentsExist()
})
Describe("[rfe_id:3578][crit:high][vendor:[email protected]][level:component] deleting with BlockUninstallIfWorkloadsExist", func() {
It("[test_id:3683]should be blocked if a workload exists", func() {
allPodsAreReady(originalKv)
sanityCheckDeploymentsExist()
By("setting the right uninstall strategy")
kv, err := virtClient.KubeVirt(originalKv.Namespace).Get(originalKv.Name, &metav1.GetOptions{})
Expect(err).ToNot(HaveOccurred())
kv.Spec.UninstallStrategy = v1.KubeVirtUninstallStrategyBlockUninstallIfWorkloadsExist
_, err = virtClient.KubeVirt(kv.Namespace).Update(kv)
Expect(err).ToNot(HaveOccurred())
By("creating a simple VMI")
_, err = virtClient.VirtualMachineInstance(tests.NamespaceTestDefault).Create(tests.NewRandomVMIWithEphemeralDisk(tests.ContainerDiskFor(tests.ContainerDiskCirros)))
Expect(err).ToNot(HaveOccurred())
By("Deleting KubeVirt object")
err = virtClient.KubeVirt(kv.Namespace).Delete(kv.Name, &metav1.DeleteOptions{})
Expect(err).To(HaveOccurred())
Expect(err.Error()).To(ContainSubstring("there are still Virtual Machine Instances present"))
})
})
It("[test_id:3148]should be able to create kubevirt install with custom image tag", func() {
if tests.KubeVirtVersionTagAlt == "" {
Skip("Skip operator custom image tag test because alt tag is not present")
}
allPodsAreReady(originalKv)
sanityCheckDeploymentsExist()
By("Deleting KubeVirt object")
deleteAllKvAndWait(false)
// this is just verifying some common known components do in fact get deleted.
By("Sanity Checking Deployments infrastructure is deleted")
sanityCheckDeploymentsDeleted()
By("Creating KubeVirt Object")
kv := copyOriginalKv()
kv.Name = "kubevirt-alt-install"
kv.Spec = v1.KubeVirtSpec{
ImageTag: tests.KubeVirtVersionTagAlt,
ImageRegistry: tests.KubeVirtRepoPrefix,
}
createKv(kv)
By("Creating KubeVirt Object Created and Ready Condition")
waitForKv(kv)
By("Verifying infrastructure is Ready")
allPodsAreReady(kv)
// We're just verifying that a few common components that
// should always exist get re-deployed.
sanityCheckDeploymentsExist()
By("Deleting KubeVirt object")
deleteAllKvAndWait(false)
})
// this test ensures that we can deal with image prefixes in case they are not used for tests already
It("[test_id:3149]should be able to create kubevirt install with image prefix", func() {
if tests.ImagePrefixAlt == "" {
Skip("Skip operator imagePrefix test because imagePrefixAlt is not present")
}
kv := copyOriginalKv()
allPodsAreReady(originalKv)
sanityCheckDeploymentsExist()
_, _, _, oldPrefix, _ := parseOperatorImage()
By("Update Operator using imagePrefixAlt")
patchOperator(&tests.ImagePrefixAlt, nil)
// should result in kubevirt cr entering updating state
By("Wait for Updating Condition")
waitForUpdateCondition(kv)
By("Waiting for KV to stabilize")
waitForKv(kv)
By("Verifying infrastructure Is Updated")
allPodsAreReady(kv)
By("Verifying deployments have prefix")
for _, name := range []string{"virt-operator", "virt-api", "virt-controller"} {
_, _, _, prefix, _ := parseDeployment(name)
Expect(prefix).To(Equal(tests.ImagePrefixAlt), fmt.Sprintf("%s should have correct image prefix", name))
}
_, _, _, prefix, _ := parseDaemonset("virt-handler")
Expect(prefix).To(Equal(tests.ImagePrefixAlt), "virt-handler should have correct image prefix")
By("Verifying VMs are working")
vmi := tests.NewRandomVMIWithEphemeralDisk(tests.ContainerDiskFor(tests.ContainerDiskAlpine))
vmi, err := virtClient.VirtualMachineInstance(tests.NamespaceTestDefault).Create(vmi)
Expect(err).ShouldNot(HaveOccurred(), "Create VMI successfully")
tests.WaitForSuccessfulVMIStart(vmi)
By("Verifying virt-launcher image is also prefixed")
pod := tests.GetRunningPodByVirtualMachineInstance(vmi, vmi.Namespace)
for _, container := range pod.Spec.Containers {
if container.Name == "compute" {
_, prefix, _ := parseImage("virt-launcher", container.Image)
Expect(prefix).To(Equal(tests.ImagePrefixAlt), "launcher image should have prefix")
}
}
By("Deleting VM")
err = virtClient.VirtualMachineInstance(tests.NamespaceTestDefault).Delete(vmi.Name, &metav1.DeleteOptions{})
Expect(err).ShouldNot(HaveOccurred(), "Delete VMI successfully")
By("Restore Operator using original imagePrefix ")
patchOperator(&oldPrefix, nil)
By("Wait for Updating Condition")
waitForUpdateCondition(kv)
By("Waiting for KV to stabilize")
waitForKv(kv)