ceph-csi/e2e/cephfs.go
Madhu Rajanna 08599a537b e2e: add e2e for cephfs VolumeNamePrefix for PVC
when user provides an option for VolumeNamePrefix
create subvolume with the prefix which will be easy
for user to identify the subvolumes belongs to
the storageclass, Added an E2E testing to verify
that the subvolume contains the Prefix what is
provided in the storageclass.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
(cherry picked from commit f4d5fdf114)
2021-02-19 18:23:40 +00:00

903 lines
30 KiB
Go

package e2e
import (
"fmt"
"strings"
"sync"
vs "github.com/kubernetes-csi/external-snapshotter/v2/pkg/apis/volumesnapshot/v1beta1"
. "github.com/onsi/ginkgo" // nolint
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/kubernetes/test/e2e/framework"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
)
var (
cephfsProvisioner = "csi-cephfsplugin-provisioner.yaml"
cephfsProvisionerRBAC = "csi-provisioner-rbac.yaml"
cephfsProvisionerPSP = "csi-provisioner-psp.yaml"
cephfsNodePlugin = "csi-cephfsplugin.yaml"
cephfsNodePluginRBAC = "csi-nodeplugin-rbac.yaml"
cephfsNodePluginPSP = "csi-nodeplugin-psp.yaml"
cephfsDeploymentName = "csi-cephfsplugin-provisioner"
cephfsDeamonSetName = "csi-cephfsplugin"
cephfsDirPath = "../deploy/cephfs/kubernetes/"
cephfsExamplePath = "../examples/cephfs/"
subvolumegroup = "e2e"
fileSystemName = "myfs"
)
func deployCephfsPlugin() {
// delete objects deployed by rook
data, err := replaceNamespaceInTemplate(cephfsDirPath + cephfsProvisionerRBAC)
if err != nil {
e2elog.Failf("failed to read content from %s with error %v", cephfsDirPath+cephfsProvisionerRBAC, err)
}
_, err = framework.RunKubectlInput(cephCSINamespace, data, "--ignore-not-found=true", ns, "delete", "-f", "-")
if err != nil {
e2elog.Failf("failed to delete provisioner rbac %s with error %v", cephfsDirPath+cephfsProvisionerRBAC, err)
}
data, err = replaceNamespaceInTemplate(cephfsDirPath + cephfsNodePluginRBAC)
if err != nil {
e2elog.Failf("failed to read content from %s with error %v", cephfsDirPath+cephfsNodePluginRBAC, err)
}
_, err = framework.RunKubectlInput(cephCSINamespace, data, "delete", "--ignore-not-found=true", ns, "-f", "-")
if err != nil {
e2elog.Failf("failed to delete nodeplugin rbac %s with error %v", cephfsDirPath+cephfsNodePluginRBAC, err)
}
createORDeleteCephfsResouces("create")
}
func deleteCephfsPlugin() {
createORDeleteCephfsResouces("delete")
}
func createORDeleteCephfsResouces(action string) {
data, err := replaceNamespaceInTemplate(cephfsDirPath + cephfsProvisioner)
if err != nil {
e2elog.Failf("failed to read content from %s with error %v", cephfsDirPath+cephfsProvisioner, err)
}
data = oneReplicaDeployYaml(data)
_, err = framework.RunKubectlInput(cephCSINamespace, data, action, ns, "-f", "-")
if err != nil {
e2elog.Failf("failed to %s CephFS provisioner with error %v", action, err)
}
data, err = replaceNamespaceInTemplate(cephfsDirPath + cephfsProvisionerRBAC)
if err != nil {
e2elog.Failf("failed to read content from %s with error %v", cephfsDirPath+cephfsProvisionerRBAC, err)
}
_, err = framework.RunKubectlInput(cephCSINamespace, data, action, ns, "-f", "-")
if err != nil {
e2elog.Failf("failed to %s CephFS provisioner rbac with error %v", action, err)
}
data, err = replaceNamespaceInTemplate(cephfsDirPath + cephfsProvisionerPSP)
if err != nil {
e2elog.Failf("failed to read content from %s with error %v", cephfsDirPath+cephfsProvisionerPSP, err)
}
_, err = framework.RunKubectlInput(cephCSINamespace, data, action, ns, "-f", "-")
if err != nil {
e2elog.Failf("failed to %s CephFS provisioner psp with error %v", action, err)
}
data, err = replaceNamespaceInTemplate(cephfsDirPath + cephfsNodePlugin)
if err != nil {
e2elog.Failf("failed to read content from %s with error %v", cephfsDirPath+cephfsNodePlugin, err)
}
_, err = framework.RunKubectlInput(cephCSINamespace, data, action, ns, "-f", "-")
if err != nil {
e2elog.Failf("failed to %s CephFS nodeplugin with error %v", action, err)
}
data, err = replaceNamespaceInTemplate(cephfsDirPath + cephfsNodePluginRBAC)
if err != nil {
e2elog.Failf("failed to read content from %s with error %v", cephfsDirPath+cephfsNodePluginRBAC, err)
}
_, err = framework.RunKubectlInput(cephCSINamespace, data, action, ns, "-f", "-")
if err != nil {
e2elog.Failf("failed to %s CephFS nodeplugin rbac with error %v", action, err)
}
data, err = replaceNamespaceInTemplate(cephfsDirPath + cephfsNodePluginPSP)
if err != nil {
e2elog.Failf("failed to read content from %s with error %v", cephfsDirPath+cephfsNodePluginPSP, err)
}
_, err = framework.RunKubectlInput(cephCSINamespace, data, action, ns, "-f", "-")
if err != nil {
e2elog.Failf("failed to %s CephFS nodeplugin psp with error %v", action, err)
}
}
func validateSubvolumeCount(f *framework.Framework, count int, fileSystemName, subvolumegroup string) {
subVol, err := listCephFSSubVolumes(f, fileSystemName, subvolumegroup)
if err != nil {
e2elog.Failf("failed to list CephFS subvolumes with error %v", err)
}
if len(subVol) != count {
e2elog.Failf("subvolumes [%v]. subvolume count %d not matching expected count %v", subVol, len(subVol), count)
}
}
var _ = Describe("cephfs", func() {
f := framework.NewDefaultFramework("cephfs")
var c clientset.Interface
// deploy CephFS CSI
BeforeEach(func() {
if !testCephFS || upgradeTesting {
Skip("Skipping CephFS E2E")
}
c = f.ClientSet
if deployCephFS {
if cephCSINamespace != defaultNs {
err := createNamespace(c, cephCSINamespace)
if err != nil {
e2elog.Failf("failed to create namespace %s with error %v", cephCSINamespace, err)
}
}
deployCephfsPlugin()
}
err := createConfigMap(cephfsDirPath, f.ClientSet, f)
if err != nil {
e2elog.Failf("failed to create configmap with error %v", err)
}
err = createCephfsSecret(f.ClientSet, f)
if err != nil {
e2elog.Failf("failed to create secret with error %v", err)
}
})
AfterEach(func() {
if !testCephFS || upgradeTesting {
Skip("Skipping CephFS E2E")
}
if CurrentGinkgoTestDescription().Failed {
// log pods created by helm chart
logsCSIPods("app=ceph-csi-cephfs", c)
// log provisoner
logsCSIPods("app=csi-cephfsplugin-provisioner", c)
// log node plugin
logsCSIPods("app=csi-cephfsplugin", c)
}
err := deleteConfigMap(cephfsDirPath)
if err != nil {
e2elog.Failf("failed to delete configmap with error %v", err)
}
err = deleteResource(cephfsExamplePath + "secret.yaml")
if err != nil {
e2elog.Failf("failed to delete secret with error %v", err)
}
err = deleteResource(cephfsExamplePath + "storageclass.yaml")
if err != nil {
e2elog.Failf("failed to delete storageclass with error %v", err)
}
if deployCephFS {
deleteCephfsPlugin()
if cephCSINamespace != defaultNs {
err := deleteNamespace(c, cephCSINamespace)
if err != nil {
e2elog.Failf("failed to delete namespace %s with error %v", cephCSINamespace, err)
}
}
}
})
Context("Test CephFS CSI", func() {
It("Test CephFS CSI", func() {
pvcPath := cephfsExamplePath + "pvc.yaml"
appPath := cephfsExamplePath + "pod.yaml"
pvcClonePath := cephfsExamplePath + "pvc-restore.yaml"
pvcSmartClonePath := cephfsExamplePath + "pvc-clone.yaml"
appClonePath := cephfsExamplePath + "pod-restore.yaml"
appSmartClonePath := cephfsExamplePath + "pod-clone.yaml"
snapshotPath := cephfsExamplePath + "snapshot.yaml"
By("checking provisioner deployment is running", func() {
err := waitForDeploymentComplete(cephfsDeploymentName, cephCSINamespace, f.ClientSet, deployTimeout)
if err != nil {
e2elog.Failf("timeout waiting for deployment %s with error %v", cephfsDeploymentName, err)
}
})
By("checking nodeplugin deamonset pods are running", func() {
err := waitForDaemonSets(cephfsDeamonSetName, cephCSINamespace, f.ClientSet, deployTimeout)
if err != nil {
e2elog.Failf("timeout waiting for daemonset %s with error %v", cephfsDeamonSetName, err)
}
})
By("check static PVC", func() {
scPath := cephfsExamplePath + "secret.yaml"
err := validateCephFsStaticPV(f, appPath, scPath)
if err != nil {
e2elog.Failf("failed to validate CephFS static pv with error %v", err)
}
})
By("create a storageclass with pool and a PVC then bind it to an app", func() {
err := createCephfsStorageClass(f.ClientSet, f, true, nil)
if err != nil {
e2elog.Failf("failed to create CephFS storageclass with error %v", err)
}
err = validatePVCAndAppBinding(pvcPath, appPath, f)
if err != nil {
e2elog.Failf("failed to validate CephFS pvc and application binding with error %v", err)
}
err = deleteResource(cephfsExamplePath + "storageclass.yaml")
if err != nil {
e2elog.Failf("failed to delete CephFS storageclass with error %v", err)
}
})
By("create PVC in storageClass with volumeNamePrefix", func() {
volumeNamePrefix := "foo-bar-"
err := createCephfsStorageClass(f.ClientSet, f, false, map[string]string{"volumeNamePrefix": volumeNamePrefix})
if err != nil {
e2elog.Failf("failed to create storageclass with error %v", err)
}
// set up PVC
pvc, err := loadPVC(pvcPath)
if err != nil {
e2elog.Failf("failed to load PVC with error %v", err)
}
pvc.Namespace = f.UniqueName
err = createPVCAndvalidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
e2elog.Failf("failed to create PVC with error %v", err)
}
validateSubvolumeCount(f, 1, fileSystemName, subvolumegroup)
// list subvolumes and check if one of them has the same prefix
foundIt := false
subvolumes, err := listCephFSSubVolumes(f, fileSystemName, subvolumegroup)
if err != nil {
e2elog.Failf("failed to list subvolumes with error %v", err)
}
for _, subVol := range subvolumes {
fmt.Printf("Checking prefix on %s\n", subVol)
if strings.HasPrefix(subVol.Name, volumeNamePrefix) {
foundIt = true
break
}
}
// clean up after ourselves
err = deletePVCAndValidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
e2elog.Failf("failed to delete PVC with error %v", err)
}
validateSubvolumeCount(f, 0, fileSystemName, subvolumegroup)
err = deleteResource(cephfsExamplePath + "storageclass.yaml")
if err != nil {
e2elog.Failf("failed to delete storageclass with error %v", err)
}
if !foundIt {
e2elog.Failf("could not find subvolume with prefix %s", volumeNamePrefix)
}
})
By("create a storageclass with ceph-fuse and a PVC then bind it to an app", func() {
params := map[string]string{
"mounter": "fuse",
}
err := createCephfsStorageClass(f.ClientSet, f, true, params)
if err != nil {
e2elog.Failf("failed to create CephFS storageclass with error %v", err)
}
err = validatePVCAndAppBinding(pvcPath, appPath, f)
if err != nil {
e2elog.Failf("failed to validate CephFS pvc and application binding with error %v", err)
}
err = deleteResource(cephfsExamplePath + "storageclass.yaml")
if err != nil {
e2elog.Failf("failed to delete CephFS storageclass with error %v", err)
}
})
By("create a storageclass with ceph-fuse, mount-options and a PVC then bind it to an app", func() {
params := map[string]string{
"mounter": "fuse",
"fuseMountOptions": "debug",
}
err := createCephfsStorageClass(f.ClientSet, f, true, params)
if err != nil {
e2elog.Failf("failed to create CephFS storageclass with error %v", err)
}
err = validatePVCAndAppBinding(pvcPath, appPath, f)
if err != nil {
e2elog.Failf("failed to validate CephFS pvc and application binding with error %v", err)
}
err = deleteResource(cephfsExamplePath + "storageclass.yaml")
if err != nil {
e2elog.Failf("failed to delete CephFS storageclass with error %v", err)
}
})
By("create a PVC and bind it to an app", func() {
err := createCephfsStorageClass(f.ClientSet, f, false, nil)
if err != nil {
e2elog.Failf("failed to create CephFS storageclass with error %v", err)
}
err = validatePVCAndAppBinding(pvcPath, appPath, f)
if err != nil {
e2elog.Failf("failed to validate CephFS pvc and application binding with error %v", err)
}
})
By("create a PVC and bind it to an app with normal user", func() {
err := validateNormalUserPVCAccess(pvcPath, f)
if err != nil {
e2elog.Failf("failed to validate normal user CephFS pvc and application binding with error %v", err)
}
})
By("create/delete multiple PVCs and Apps", func() {
totalCount := 2
pvc, err := loadPVC(pvcPath)
if err != nil {
e2elog.Failf("failed to load PVC with error %v", err)
}
pvc.Namespace = f.UniqueName
app, err := loadApp(appPath)
if err != nil {
e2elog.Failf("failed to load application with error %v", err)
}
app.Namespace = f.UniqueName
// create PVC and app
for i := 0; i < totalCount; i++ {
name := fmt.Sprintf("%s%d", f.UniqueName, i)
err = createPVCAndApp(name, f, pvc, app, deployTimeout)
if err != nil {
e2elog.Failf("failed to create PVC or application with error %v", err)
}
}
validateSubvolumeCount(f, totalCount, fileSystemName, subvolumegroup)
// delete PVC and app
for i := 0; i < totalCount; i++ {
name := fmt.Sprintf("%s%d", f.UniqueName, i)
err = deletePVCAndApp(name, f, pvc, app)
if err != nil {
e2elog.Failf("failed to delete PVC or application with error %v", err)
}
}
validateSubvolumeCount(f, 0, fileSystemName, subvolumegroup)
})
By("check data persist after recreating pod", func() {
err := checkDataPersist(pvcPath, appPath, f)
if err != nil {
e2elog.Failf("failed to check data persist in pvc with error %v", err)
}
})
By("create PVC, delete backing subvolume and check pv deletion", func() {
pvc, err := loadPVC(pvcPath)
if err != nil {
e2elog.Failf("failed to load PVC with error %v", err)
}
pvc.Namespace = f.UniqueName
err = createPVCAndvalidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
e2elog.Failf("failed to create PVC with error %v", err)
}
err = deleteBackingCephFSVolume(f, pvc)
if err != nil {
e2elog.Failf("failed to delete CephFS subvolume with error %v", err)
}
err = deletePVCAndValidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
e2elog.Failf("failed to delete PVC with error %v", err)
}
})
By("validate multiple subvolumegroup creation", func() {
err := deleteResource(cephfsExamplePath + "storageclass.yaml")
if err != nil {
e2elog.Failf("failed to delete storageclass with error %v", err)
}
// re-define configmap with information of multiple clusters.
subvolgrpInfo := map[string]string{
"clusterID-1": "subvolgrp1",
"clusterID-2": "subvolgrp2",
}
err = createCustomConfigMap(f.ClientSet, cephfsDirPath, subvolgrpInfo)
if err != nil {
e2elog.Failf("failed to create configmap with error %v", err)
}
params := map[string]string{
"clusterID": "clusterID-1",
}
err = createCephfsStorageClass(f.ClientSet, f, false, params)
if err != nil {
e2elog.Failf("failed to create storageclass with error %v", err)
}
err = validatePVCAndAppBinding(pvcPath, appPath, f)
if err != nil {
e2elog.Failf("failed to validate pvc and application with error %v", err)
}
err = deleteResource(cephfsExamplePath + "storageclass.yaml")
if err != nil {
e2elog.Failf("failed to delete storageclass with error %v", err)
}
// verify subvolumegroup creation.
err = validateSubvolumegroup(f, "subvolgrp1")
if err != nil {
e2elog.Failf("failed to validate subvolume group with error %v", err)
}
// create resources and verify subvolume group creation
// for the second cluster.
params["clusterID"] = "clusterID-2"
err = createCephfsStorageClass(f.ClientSet, f, false, params)
if err != nil {
e2elog.Failf("failed to create storageclass with error %v", err)
}
err = validatePVCAndAppBinding(pvcPath, appPath, f)
if err != nil {
e2elog.Failf("failed to validate pvc and application with error %v", err)
}
err = deleteResource(cephfsExamplePath + "storageclass.yaml")
if err != nil {
e2elog.Failf("failed to delete storageclass with error %v", err)
}
err = validateSubvolumegroup(f, "subvolgrp2")
if err != nil {
e2elog.Failf("failed to validate subvolume group with error %v", err)
}
err = deleteConfigMap(cephfsDirPath)
if err != nil {
e2elog.Failf("failed to delete configmap with error %v", err)
}
err = createConfigMap(cephfsDirPath, f.ClientSet, f)
if err != nil {
e2elog.Failf("failed to create configmap with error %v", err)
}
err = createCephfsStorageClass(f.ClientSet, f, false, nil)
if err != nil {
e2elog.Failf("failed to create storageclass with error %v", err)
}
})
By("Resize PVC and check application directory size", func() {
// Resize 0.3.0 is only supported from v1.15+
if k8sVersionGreaterEquals(f.ClientSet, 1, 15) {
err := resizePVCAndValidateSize(pvcPath, appPath, f)
if err != nil {
e2elog.Failf("failed to resize PVC with error %v", err)
}
}
})
By("Mount pvc as readonly in pod", func() {
// create PVC and bind it to an app
pvc, err := loadPVC(pvcPath)
if err != nil {
e2elog.Failf("failed to load PVC with error %v", err)
}
pvc.Namespace = f.UniqueName
app, err := loadApp(appPath)
if err != nil {
e2elog.Failf("failed to load application with error %v", err)
}
app.Namespace = f.UniqueName
label := map[string]string{
"app": app.Name,
}
app.Labels = label
app.Spec.Volumes[0].PersistentVolumeClaim.ClaimName = pvc.Name
app.Spec.Volumes[0].PersistentVolumeClaim.ReadOnly = true
err = createPVCAndApp("", f, pvc, app, deployTimeout)
if err != nil {
e2elog.Failf("failed to create PVC or application with error %v", err)
}
opt := metav1.ListOptions{
LabelSelector: fmt.Sprintf("app=%s", app.Name),
}
filePath := app.Spec.Containers[0].VolumeMounts[0].MountPath + "/test"
_, stdErr := execCommandInPodAndAllowFail(f, fmt.Sprintf("echo 'Hello World' > %s", filePath), app.Namespace, &opt)
readOnlyErr := fmt.Sprintf("cannot create %s: Read-only file system", filePath)
if !strings.Contains(stdErr, readOnlyErr) {
e2elog.Failf(stdErr)
}
// delete PVC and app
err = deletePVCAndApp("", f, pvc, app)
if err != nil {
e2elog.Failf("failed to delete PVC or application with error %v", err)
}
})
By("create a PVC clone and bind it to an app", func() {
// snapshot beta is only supported from v1.17+
if k8sVersionGreaterEquals(f.ClientSet, 1, 17) {
var wg sync.WaitGroup
totalCount := 3
wgErrs := make([]error, totalCount)
// totalSubvolumes represents the subvolumes in backend
// always totalCount+parentPVC
totalSubvolumes := totalCount + 1
wg.Add(totalCount)
err := createCephFSSnapshotClass(f)
if err != nil {
e2elog.Failf("failed to delete CephFS storageclass with error %v", err)
}
pvc, err := loadPVC(pvcPath)
if err != nil {
e2elog.Failf("failed to load PVC with error %v", err)
}
pvc.Namespace = f.UniqueName
err = createPVCAndvalidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
e2elog.Failf("failed to create PVC with error %v", err)
}
app, err := loadApp(appPath)
if err != nil {
e2elog.Failf("failed to load application with error %v", err)
}
app.Namespace = f.UniqueName
app.Spec.Volumes[0].PersistentVolumeClaim.ClaimName = pvc.Name
wErr := writeDataInPod(app, f)
if wErr != nil {
e2elog.Failf("failed to write data with error %v", wErr)
}
snap := getSnapshot(snapshotPath)
snap.Namespace = f.UniqueName
snap.Spec.Source.PersistentVolumeClaimName = &pvc.Name
// create snapshot
for i := 0; i < totalCount; i++ {
go func(w *sync.WaitGroup, n int, s vs.VolumeSnapshot) {
s.Name = fmt.Sprintf("%s%d", f.UniqueName, n)
wgErrs[n] = createSnapshot(&s, deployTimeout)
w.Done()
}(&wg, i, snap)
}
wg.Wait()
failed := 0
for i, err := range wgErrs {
if err != nil {
// not using Failf() as it aborts the test and does not log other errors
e2elog.Logf("failed to create snapshot (%s%d): %v", f.UniqueName, i, err)
failed++
}
}
if failed != 0 {
e2elog.Failf("creating snapshots failed, %d errors were logged", failed)
}
pvcClone, err := loadPVC(pvcClonePath)
if err != nil {
e2elog.Failf("failed to load PVC with error %v", err)
}
appClone, err := loadApp(appClonePath)
if err != nil {
e2elog.Failf("failed to load application with error %v", err)
}
pvcClone.Namespace = f.UniqueName
appClone.Namespace = f.UniqueName
pvcClone.Spec.DataSource.Name = fmt.Sprintf("%s%d", f.UniqueName, 0)
// create multiple PVC from same snapshot
wg.Add(totalCount)
for i := 0; i < totalCount; i++ {
go func(w *sync.WaitGroup, n int, p v1.PersistentVolumeClaim, a v1.Pod) {
name := fmt.Sprintf("%s%d", f.UniqueName, n)
wgErrs[n] = createPVCAndApp(name, f, &p, &a, deployTimeout)
w.Done()
}(&wg, i, *pvcClone, *appClone)
}
wg.Wait()
for i, err := range wgErrs {
if err != nil {
// not using Failf() as it aborts the test and does not log other errors
e2elog.Logf("failed to create PVC and app (%s%d): %v", f.UniqueName, i, err)
failed++
}
}
if failed != 0 {
e2elog.Failf("creating PVCs and apps failed, %d errors were logged", failed)
}
validateSubvolumeCount(f, totalSubvolumes, fileSystemName, subvolumegroup)
wg.Add(totalCount)
// delete clone and app
for i := 0; i < totalCount; i++ {
go func(w *sync.WaitGroup, n int, p v1.PersistentVolumeClaim, a v1.Pod) {
name := fmt.Sprintf("%s%d", f.UniqueName, n)
p.Spec.DataSource.Name = name
wgErrs[n] = deletePVCAndApp(name, f, &p, &a)
w.Done()
}(&wg, i, *pvcClone, *appClone)
}
wg.Wait()
for i, err := range wgErrs {
if err != nil {
// not using Failf() as it aborts the test and does not log other errors
e2elog.Logf("failed to delete PVC and app (%s%d): %v", f.UniqueName, i, err)
failed++
}
}
if failed != 0 {
e2elog.Failf("deleting PVCs and apps failed, %d errors were logged", failed)
}
parentPVCCount := totalSubvolumes - totalCount
validateSubvolumeCount(f, parentPVCCount, fileSystemName, subvolumegroup)
// create clones from different snapshosts and bind it to an
// app
wg.Add(totalCount)
for i := 0; i < totalCount; i++ {
go func(w *sync.WaitGroup, n int, p v1.PersistentVolumeClaim, a v1.Pod) {
name := fmt.Sprintf("%s%d", f.UniqueName, n)
p.Spec.DataSource.Name = name
wgErrs[n] = createPVCAndApp(name, f, &p, &a, deployTimeout)
w.Done()
}(&wg, i, *pvcClone, *appClone)
}
wg.Wait()
for i, err := range wgErrs {
if err != nil {
// not using Failf() as it aborts the test and does not log other errors
e2elog.Logf("failed to create PVC and app (%s%d): %v", f.UniqueName, i, err)
failed++
}
}
if failed != 0 {
e2elog.Failf("creating PVCs and apps failed, %d errors were logged", failed)
}
validateSubvolumeCount(f, totalSubvolumes, fileSystemName, subvolumegroup)
wg.Add(totalCount)
// delete snapshot
for i := 0; i < totalCount; i++ {
go func(w *sync.WaitGroup, n int, s vs.VolumeSnapshot) {
s.Name = fmt.Sprintf("%s%d", f.UniqueName, n)
wgErrs[n] = deleteSnapshot(&s, deployTimeout)
w.Done()
}(&wg, i, snap)
}
wg.Wait()
for i, err := range wgErrs {
if err != nil {
// not using Failf() as it aborts the test and does not log other errors
e2elog.Logf("failed to delete snapshot (%s%d): %v", f.UniqueName, i, err)
failed++
}
}
if failed != 0 {
e2elog.Failf("deleting snapshots failed, %d errors were logged", failed)
}
wg.Add(totalCount)
// delete clone and app
for i := 0; i < totalCount; i++ {
go func(w *sync.WaitGroup, n int, p v1.PersistentVolumeClaim, a v1.Pod) {
name := fmt.Sprintf("%s%d", f.UniqueName, n)
p.Spec.DataSource.Name = name
wgErrs[n] = deletePVCAndApp(name, f, &p, &a)
w.Done()
}(&wg, i, *pvcClone, *appClone)
}
wg.Wait()
for i, err := range wgErrs {
if err != nil {
// not using Failf() as it aborts the test and does not log other errors
e2elog.Logf("failed to delete PVC and app (%s%d): %v", f.UniqueName, i, err)
failed++
}
}
if failed != 0 {
e2elog.Failf("deleting PVCs and apps failed, %d errors were logged", failed)
}
validateSubvolumeCount(f, parentPVCCount, fileSystemName, subvolumegroup)
// delete parent pvc
err = deletePVCAndApp("", f, pvc, app)
if err != nil {
e2elog.Failf("failed to delete PVC or application with error %v", err)
}
validateSubvolumeCount(f, 0, fileSystemName, subvolumegroup)
}
})
By("create a PVC-PVC clone and bind it to an app", func() {
// pvc clone is only supported from v1.16+
if k8sVersionGreaterEquals(f.ClientSet, 1, 16) {
var wg sync.WaitGroup
totalCount := 3
wgErrs := make([]error, totalCount)
// totalSubvolumes represents the subvolumes in backend
// always totalCount+parentPVC
totalSubvolumes := totalCount + 1
pvc, err := loadPVC(pvcPath)
if err != nil {
e2elog.Failf("failed to load PVC with error %v", err)
}
pvc.Namespace = f.UniqueName
err = createPVCAndvalidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
e2elog.Failf("failed to create PVC with error %v", err)
}
app, err := loadApp(appPath)
if err != nil {
e2elog.Failf("failed to load application with error %v", err)
}
app.Namespace = f.UniqueName
app.Spec.Volumes[0].PersistentVolumeClaim.ClaimName = pvc.Name
wErr := writeDataInPod(app, f)
if wErr != nil {
e2elog.Failf("failed to write data from application %v", wErr)
}
pvcClone, err := loadPVC(pvcSmartClonePath)
if err != nil {
e2elog.Failf("failed to load PVC with error %v", err)
}
pvcClone.Spec.DataSource.Name = pvc.Name
pvcClone.Namespace = f.UniqueName
appClone, err := loadApp(appSmartClonePath)
if err != nil {
e2elog.Failf("failed to load application with error %v", err)
}
appClone.Namespace = f.UniqueName
wg.Add(totalCount)
// create clone and bind it to an app
for i := 0; i < totalCount; i++ {
go func(w *sync.WaitGroup, n int, p v1.PersistentVolumeClaim, a v1.Pod) {
name := fmt.Sprintf("%s%d", f.UniqueName, n)
wgErrs[n] = createPVCAndApp(name, f, &p, &a, deployTimeout)
w.Done()
}(&wg, i, *pvcClone, *appClone)
}
wg.Wait()
failed := 0
for i, err := range wgErrs {
if err != nil {
// not using Failf() as it aborts the test and does not log other errors
e2elog.Logf("failed to create PVC or application (%s%d): %v", f.UniqueName, i, err)
failed++
}
}
if failed != 0 {
e2elog.Failf("deleting PVCs and apps failed, %d errors were logged", failed)
}
validateSubvolumeCount(f, totalSubvolumes, fileSystemName, subvolumegroup)
// delete parent pvc
err = deletePVCAndApp("", f, pvc, app)
if err != nil {
e2elog.Failf("failed to delete PVC or application with error %v", err)
}
wg.Add(totalCount)
// delete clone and app
for i := 0; i < totalCount; i++ {
go func(w *sync.WaitGroup, n int, p v1.PersistentVolumeClaim, a v1.Pod) {
name := fmt.Sprintf("%s%d", f.UniqueName, n)
p.Spec.DataSource.Name = name
wgErrs[n] = deletePVCAndApp(name, f, &p, &a)
w.Done()
}(&wg, i, *pvcClone, *appClone)
}
wg.Wait()
for i, err := range wgErrs {
if err != nil {
// not using Failf() as it aborts the test and does not log other errors
e2elog.Logf("failed to delete PVC or application (%s%d): %v", f.UniqueName, i, err)
failed++
}
}
if failed != 0 {
e2elog.Failf("deleting PVCs and apps failed, %d errors were logged", failed)
}
validateSubvolumeCount(f, 0, fileSystemName, subvolumegroup)
}
})
By("Create ROX PVC and bind it to an app", func() {
// create PVC and bind it to an app
pvc, err := loadPVC(pvcPath)
if err != nil {
e2elog.Failf("failed to load PVC with error %v", err)
}
pvc.Namespace = f.UniqueName
err = createPVCAndvalidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
e2elog.Failf("failed to create PVC with error %v", err)
}
pvcClone, err := loadPVC(pvcSmartClonePath)
if err != nil {
e2elog.Failf("failed to load PVC with error %v", err)
}
pvcClone.Namespace = f.UniqueName
pvcClone.Spec.DataSource.Name = pvc.Name
pvcClone.Spec.AccessModes = []v1.PersistentVolumeAccessMode{v1.ReadOnlyMany}
app, err := loadApp(appPath)
if err != nil {
e2elog.Failf("failed to load application with error %v", err)
}
app.Namespace = f.UniqueName
label := map[string]string{
"app": app.Name,
}
app.Labels = label
app.Spec.Volumes[0].PersistentVolumeClaim.ClaimName = pvcClone.Name
err = createPVCAndApp("", f, pvcClone, app, deployTimeout)
if err != nil {
e2elog.Failf("failed to create PVC or application with error %v", err)
}
opt := metav1.ListOptions{
LabelSelector: fmt.Sprintf("app=%s", app.Name),
}
filePath := app.Spec.Containers[0].VolumeMounts[0].MountPath + "/test"
_, stdErr := execCommandInPodAndAllowFail(f, fmt.Sprintf("echo 'Hello World' > %s", filePath), app.Namespace, &opt)
readOnlyErr := fmt.Sprintf("cannot create %s: Read-only file system", filePath)
if !strings.Contains(stdErr, readOnlyErr) {
e2elog.Failf(stdErr)
}
// delete cloned ROX pvc and app
err = deletePVCAndApp("", f, pvcClone, app)
if err != nil {
e2elog.Failf("failed to delete PVC or application with error %v", err)
}
// delete parent pvc
err = deletePVCAndValidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
e2elog.Failf("failed to delete PVC with error %v", err)
}
})
// Make sure this should be last testcase in this file, because
// it deletes pool
By("Create a PVC and delete PVC when backend pool deleted", func() {
err := pvcDeleteWhenPoolNotFound(pvcPath, true, f)
if err != nil {
e2elog.Failf("failed to delete PVC with error %v", err)
}
})
})
})
})