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cephfs: use shallow volumes for the ROX accessMode

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this commit makes shallow volume as default feature for ROX volumes.

Signed-off-by: riya-singhal31 <rsinghal@redhat.com>
This commit is contained in:
riya-singhal31
2023-02-07 14:36:36 +05:30
committed by mergify[bot]
parent 8854c8523d
commit b28b5e6c84
7 changed files with 389 additions and 21 deletions
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148
e2e/cephfs.go
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@ -1617,8 +1617,8 @@ var _ = Describe(cephfsType, func() {
if err != nil {
framework.Failf("failed to delete CephFS storageclass: %v", err)
}
err = createCephfsStorageClass(f.ClientSet, f, false, map[string]string{
"backingSnapshot": "true",
"encrypted": "true",
"encryptionKMSID": kmsID,
})
@ -1759,17 +1759,6 @@ var _ = Describe(cephfsType, func() {
framework.Failf("failed to get SHA512 sum for file: %v", err)
}
err = deleteResource(cephFSExamplePath + "storageclass.yaml")
if err != nil {
framework.Failf("failed to delete CephFS storageclass: %v", err)
}
err = createCephfsStorageClass(f.ClientSet, f, false, map[string]string{
"backingSnapshot": "true",
})
if err != nil {
framework.Failf("failed to create CephFS storageclass: %v", err)
}
pvcClone, err := loadPVC(pvcClonePath)
if err != nil {
framework.Failf("failed to load PVC: %v", err)
@ -1838,6 +1827,141 @@ var _ = Describe(cephfsType, func() {
}
})
By("checking snapshot-backed volume by backing snapshot as false", func() {
pvc, err := loadPVC(pvcPath)
if err != nil {
framework.Failf("failed to load PVC: %v", err)
}
pvc.Namespace = f.UniqueName
err = createPVCAndvalidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
framework.Failf("failed to create PVC: %v", err)
}
_, pv, err := getPVCAndPV(f.ClientSet, pvc.Name, pvc.Namespace)
if err != nil {
framework.Failf("failed to get PV object for %s: %v", pvc.Name, err)
}
app, err := loadApp(appPath)
if err != nil {
framework.Failf("failed to load application: %v", err)
}
app.Namespace = f.UniqueName
app.Spec.Volumes[0].PersistentVolumeClaim.ClaimName = pvc.Name
appLabels := map[string]string{
appKey: appLabel,
}
app.Labels = appLabels
optApp := metav1.ListOptions{
LabelSelector: fmt.Sprintf("%s=%s", appKey, appLabels[appKey]),
}
err = writeDataInPod(app, &optApp, f)
if err != nil {
framework.Failf("failed to write data: %v", err)
}
appTestFilePath := app.Spec.Containers[0].VolumeMounts[0].MountPath + "/test"
snap := getSnapshot(snapshotPath)
snap.Namespace = f.UniqueName
snap.Spec.Source.PersistentVolumeClaimName = &pvc.Name
err = createSnapshot(&snap, deployTimeout)
if err != nil {
framework.Failf("failed to create snapshot: %v", err)
}
validateCephFSSnapshotCount(f, 1, subvolumegroup, pv)
err = appendToFileInContainer(f, app, appTestFilePath, "hello", &optApp)
if err != nil {
framework.Failf("failed to append data: %v", err)
}
parentFileSum, err := calculateSHA512sum(f, app, appTestFilePath, &optApp)
if err != nil {
framework.Failf("failed to get SHA512 sum for file: %v", err)
}
err = deleteResource(cephFSExamplePath + "storageclass.yaml")
if err != nil {
framework.Failf("failed to delete CephFS storageclass: %v", err)
}
err = createCephfsStorageClass(f.ClientSet, f, false, map[string]string{
"backingSnapshot": "false",
})
if err != nil {
framework.Failf("failed to create CephFS storageclass: %v", err)
}
pvcClone, err := loadPVC(pvcClonePath)
if err != nil {
framework.Failf("failed to load PVC: %v", err)
}
// Snapshot-backed volumes support read-only access modes only.
pvcClone.Spec.AccessModes = []v1.PersistentVolumeAccessMode{v1.ReadOnlyMany}
appClone, err := loadApp(appClonePath)
if err != nil {
framework.Failf("failed to load application: %v", err)
}
appCloneLabels := map[string]string{
appKey: appCloneLabel,
}
appClone.Labels = appCloneLabels
optAppClone := metav1.ListOptions{
LabelSelector: fmt.Sprintf("%s=%s", appKey, appCloneLabels[appKey]),
}
pvcClone.Namespace = f.UniqueName
appClone.Namespace = f.UniqueName
err = createPVCAndApp("", f, pvcClone, appClone, deployTimeout)
if err != nil {
framework.Failf("failed to create PVC and app: %v", err)
}
validateSubvolumeCount(f, 2, fileSystemName, subvolumegroup)
// Deleting snapshot before deleting pvcClone should succeed. It will be
// deleted once all volumes that are backed by this snapshot are gone.
err = deleteSnapshot(&snap, deployTimeout)
if err != nil {
framework.Failf("failed to delete snapshot: %v", err)
}
validateCephFSSnapshotCount(f, 0, subvolumegroup, pv)
appCloneTestFilePath := appClone.Spec.Containers[0].VolumeMounts[0].MountPath + "/test"
snapFileSum, err := calculateSHA512sum(f, appClone, appCloneTestFilePath, &optAppClone)
if err != nil {
framework.Failf("failed to get SHA512 sum for file: %v", err)
}
if parentFileSum == snapFileSum {
framework.Failf("SHA512 sums of files in parent subvol and snapshot should differ")
}
err = deletePVCAndApp("", f, pvcClone, appClone)
if err != nil {
framework.Failf("failed to delete PVC or application: %v", err)
}
validateCephFSSnapshotCount(f, 0, subvolumegroup, pv)
err = deletePVCAndApp("", f, pvc, app)
if err != nil {
framework.Failf("failed to delete PVC or application: %v", err)
}
err = deleteResource(cephFSExamplePath + "storageclass.yaml")
if err != nil {
framework.Failf("failed to delete CephFS storageclass: %v", err)
}
err = createCephfsStorageClass(f.ClientSet, f, false, nil)
if err != nil {
framework.Failf("failed to create CephFS storageclass: %v", err)
}
})
if testCephFSFscrypt {
kmsToTest := map[string]kmsConfig{
"secrets-metadata-test": secretsMetadataKMS,