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e2e: add e2e to test pvc-pvc cloning

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Added an e2e testcase to test pvc-pvc
cloning.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna 2020-07-08 18:29:38 +05:30 committed by mergify[bot]
parent 7481786c44
commit 9077c25c15
1 changed files with 89 additions and 0 deletions
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89
e2e/rbd.go
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@ -190,7 +190,9 @@ var _ = Describe("RBD", func() {
rawPvcPath := rbdExamplePath + "raw-block-pvc.yaml"
rawAppPath := rbdExamplePath + "raw-block-pod.yaml"
pvcClonePath := rbdExamplePath + "pvc-restore.yaml"
pvcSmartClonePath := rbdExamplePath + "pvc-clone.yaml"
appClonePath := rbdExamplePath + "pod-restore.yaml"
appSmartClonePath := rbdExamplePath + "pod-clone.yaml"
snapshotPath := rbdExamplePath + "snapshot.yaml"
By("checking provisioner deployment is running", func() {
@ -358,6 +360,93 @@ var _ = Describe("RBD", func() {
}
})
By("create a PVC-PVC clone and bind it to an app", func() {
v, err := f.ClientSet.Discovery().ServerVersion()
if err != nil {
e2elog.Logf("failed to get server version with error %v", err)
Fail(err.Error())
}
// pvc clone is only supported from v1.16+
if v.Major > "1" || (v.Major == "1" && v.Minor >= "16") {
pvc, err := loadPVC(pvcPath)
if err != nil {
Fail(err.Error())
}
pvc.Namespace = f.UniqueName
err = createPVCAndvalidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
Fail(err.Error())
}
// validate created backend rbd images
images := listRBDImages(f)
if len(images) != 1 {
e2elog.Logf("backend image count %d expected image count %d", len(images), 1)
Fail("validate backend image failed")
}
pvcClone, err := loadPVC(pvcSmartClonePath)
if err != nil {
Fail(err.Error())
}
pvcClone.Spec.DataSource.Name = pvc.Name
pvcClone.Namespace = f.UniqueName
appClone, err := loadApp(appSmartClonePath)
if err != nil {
Fail(err.Error())
}
appClone.Namespace = f.UniqueName
totalCount := 3
// create clone and bind it to an app
for i := 0; i < totalCount; i++ {
name := fmt.Sprintf("%s%d", f.UniqueName, i)
err = createPVCAndApp(name, f, pvcClone, appClone, deployTimeout)
if err != nil {
Fail(err.Error())
}
}
images = listRBDImages(f)
// total images in cluster is 1 parent rbd image+ total
// temporary clone+ total clones
totalCloneCount := totalCount + totalCount + 1
if len(images) != totalCloneCount {
e2elog.Logf("backend images not matching kubernetes resource count,image count %d kubernetes resource count %d", len(images), totalCloneCount)
Fail("validate backend images failed")
}
// delete parent pvc
err = deletePVCAndValidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
Fail(err.Error())
}
images = listRBDImages(f)
totalCloneCount = totalCount + totalCount
// total images in cluster is total snaps+ total clones
if len(images) != totalCloneCount {
e2elog.Logf("backend images not matching kubernetes resource count,image count %d kubernetes resource count %d", len(images), totalCloneCount)
Fail("validate backend images failed")
}
// delete clone and app
for i := 0; i < totalCount; i++ {
name := fmt.Sprintf("%s%d", f.UniqueName, i)
pvcClone.Spec.DataSource.Name = name
err = deletePVCAndApp(name, f, pvcClone, appClone)
if err != nil {
Fail(err.Error())
}
}
images = listRBDImages(f)
if len(images) != 0 {
e2elog.Logf("backend images not matching kubernetes snap count,image count %d kubernetes resource count %d", len(images), 0)
Fail("validate backend images failed")
}
}
})
By("create a block type PVC and Bind it to an app", func() {
validatePVCAndAppBinding(rawPvcPath, rawAppPath, f)
})