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e2e: update E2E testing for snapshot

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with new implemntation when user creates a snapshot
in backend we are creating rbd image, we need to
validate the total images count in backend when
creating snapshots and clones.

Signed-off-by: Madhu Rajanna <madhupr007@gmail.com>
This commit is contained in:
Madhu Rajanna 2020-06-09 14:51:03 +05:30 committed by mergify[bot]
parent 567b2ab280
commit 47fb5f2299
2 changed files with 74 additions and 34 deletions
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89
e2e/rbd.go
View File

@ -252,7 +252,7 @@ var _ = Describe("RBD", func() {
}
pvc.Namespace = f.UniqueName
e2elog.Logf("The PVC template %+v", pvc)
e2elog.Logf("The PVC template %+v", pvc)
err = createPVCAndvalidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
Fail(err.Error())
@ -263,33 +263,92 @@ var _ = Describe("RBD", func() {
e2elog.Logf("backend image count %d expected image count %d", len(images), 1)
Fail("validate backend image failed")
}
totalCount := 5
snap := getSnapshot(snapshotPath)
snap.Namespace = f.UniqueName
snap.Spec.Source.PersistentVolumeClaimName = &pvc.Name
err = createSnapshot(&snap, deployTimeout)
if err != nil {
Fail(err.Error())
}
pool := defaultRBDPool
snapList, err := listSnapshots(f, pool, images[0])
if err != nil {
Fail(err.Error())
}
if len(snapList) != 1 {
e2elog.Logf("backend snapshot not matching kubernetes snap count,snap count = % kubernetes snap count %d", len(snapList), 1)
Fail("validate backend snapshot failed")
// create snapshot
for i := 0; i < totalCount; i++ {
snap.Name = fmt.Sprintf("%s%d", f.UniqueName, i)
err = createSnapshot(&snap, deployTimeout)
if err != nil {
Fail(err.Error())
}
}
validatePVCAndAppBinding(pvcClonePath, appClonePath, f)
imageList := listRBDImages(f)
// total images in cluster is 1 parent rbd image+ total snaps
if len(imageList) != totalCount+1 {
e2elog.Logf("backend images not matching kubernetes pvc,snap count,image count %d kubernetes resource count %d", len(imageList), totalCount+1)
Fail("validate backend images failed")
}
err = deleteSnapshot(&snap, deployTimeout)
pvcClone, err := loadPVC(pvcClonePath)
if err != nil {
Fail(err.Error())
}
appClone, err := loadApp(appClonePath)
if err != nil {
Fail(err.Error())
}
// create clone and bind it to an app
for i := 0; i < totalCount; i++ {
name := fmt.Sprintf("%s%d", f.UniqueName, i)
pvcClone.Spec.DataSource.Name = name
pvcClone.Namespace = f.UniqueName
appClone.Namespace = f.UniqueName
err = createPVCAndApp(name, f, pvcClone, appClone, deployTimeout)
if err != nil {
Fail(err.Error())
}
}
imageList = listRBDImages(f)
// total images in cluster is 1 parent rbd image+ total
// snaps+ total clones
totalCloneCount := totalCount + totalCount + 1
if len(imageList) != totalCloneCount {
e2elog.Logf("backend images not matching kubernetes resource count,image count %d kubernetes resource count %d", len(imageList), totalCount+totalCount+1)
Fail("validate backend images failed")
}
// delete parent pvc
err = deletePVCAndValidatePV(f.ClientSet, pvc, deployTimeout)
if err != nil {
Fail(err.Error())
}
imageList = listRBDImages(f)
totalSnapCount := totalCount + totalCount
// total images in cluster is total snaps+ total clones
if len(imageList) != totalSnapCount {
e2elog.Logf("backend images not matching kubernetes resource count,image count %d kubernetes resource count %d", len(imageList), totalCount+totalCount)
Fail("validate backend images failed")
}
for i := 0; i < totalCount; i++ {
snap.Name = fmt.Sprintf("%s%d", f.UniqueName, i)
err = deleteSnapshot(&snap, deployTimeout)
if err != nil {
Fail(err.Error())
}
}
imageList = listRBDImages(f)
if len(imageList) != totalCount {
e2elog.Logf("backend images not matching kubernetes snap count,image count %d kubernetes resource count %d", len(imageList), totalCount)
Fail("validate backend images failed")
}
// create clone and bind it to an app
for i := 0; i < totalCount; i++ {
name := fmt.Sprintf("%s%d", f.UniqueName, i)
pvcClone.Spec.DataSource.Name = name
pvcClone.Namespace = f.UniqueName
appClone.Namespace = f.UniqueName
err = deletePVCAndApp(name, f, pvcClone, appClone)
if err != nil {
Fail(err.Error())
}
}
}
})

19
e2e/snapshot.go
View File

@ -2,7 +2,6 @@ package e2e
import (
"context"
"encoding/json"
"fmt"
"strings"
"time"
@ -18,13 +17,6 @@ import (
testutils "k8s.io/kubernetes/test/utils"
)
type snapInfo struct {
ID int64 `json:"id"`
Name string `json:"name"`
Size int64 `json:"size"`
Timestamp string `json:"timestamp"`
}
func getSnapshotClass(path string) snapapi.VolumeSnapshotClass {
sc := snapapi.VolumeSnapshotClass{}
err := unmarshal(path, &sc)
@ -121,17 +113,6 @@ func deleteSnapshot(snap *snapapi.VolumeSnapshot, t int) error {
})
}
func listSnapshots(f *framework.Framework, pool, imageName string) ([]snapInfo, error) {
command := fmt.Sprintf("rbd snap ls %s/%s --format=json", pool, imageName)
stdout, stdErr := execCommandInToolBoxPod(f, command, rookNamespace)
Expect(stdErr).Should(BeEmpty())
var snapInfos []snapInfo
err := json.Unmarshal([]byte(stdout), &snapInfos)
return snapInfos, err
}
func createRBDSnapshotClass(f *framework.Framework) {
scPath := fmt.Sprintf("%s/%s", rbdExamplePath, "snapshotclass.yaml")
sc := getSnapshotClass(scPath)