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76 changes: 76 additions & 0 deletions
76
tests/e2e/testsuites/dynamically_provisioned_volume_snapshot_tester.go
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,76 @@ | ||
| /* | ||
| Copyright 2018 The Kubernetes Authors. | ||
| 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. | ||
| */ | ||
|
|
||
| package testsuites | ||
|
|
||
| import ( | ||
| "github.com/kubernetes-sigs/aws-ebs-csi-driver/tests/e2e/driver" | ||
|
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| "k8s.io/api/core/v1" | ||
| clientset "k8s.io/client-go/kubernetes" | ||
| restclientset "k8s.io/client-go/rest" | ||
|
|
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| . "github.com/onsi/ginkgo" | ||
| ) | ||
|
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| // DynamicallyProvisionedVolumeSnapshotTest will provision required StorageClass(es),VolumeSnapshotClass(es), PVC(s) and Pod(s) | ||
| // Waiting for the PV provisioner to create a new PV | ||
| // Testing if the Pod(s) can write and read to mounted volumes | ||
| // Create a snapshot, validate the data is still on the disk, and then write and read to it again | ||
| // And finally delete the snapshot | ||
| // This test only supports a single volume | ||
| type DynamicallyProvisionedVolumeSnapshotTest struct { | ||
| CSIDriver driver.PVTestDriver | ||
| Pod PodDetails | ||
| RestoredPod PodDetails | ||
| } | ||
|
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| func (t *DynamicallyProvisionedVolumeSnapshotTest) Run(client clientset.Interface, restclient restclientset.Interface, namespace *v1.Namespace) { | ||
| tpod := NewTestPod(client, namespace, t.Pod.Cmd) | ||
| volume := t.Pod.Volumes[0] | ||
| tpvc, pvcCleanup := volume.SetupDynamicPersistentVolumeClaim(client, namespace, t.CSIDriver) | ||
| for i := range pvcCleanup { | ||
| defer pvcCleanup[i]() | ||
| } | ||
| tpod.SetupVolume(tpvc.persistentVolumeClaim, volume.VolumeMount.NameGenerate+"1", volume.VolumeMount.MountPathGenerate+"1", volume.VolumeMount.ReadOnly) | ||
|
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| By("deploying the pod") | ||
| tpod.Create() | ||
| defer tpod.Cleanup() | ||
| By("checking that the pods command exits with no error") | ||
| tpod.WaitForSuccess() | ||
|
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| By("taking snapshots") | ||
| tvsc, cleanup := CreateVolumeSnapshotClass(restclient, namespace, t.CSIDriver) | ||
| defer cleanup() | ||
|
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| snapshot := tvsc.CreateSnapshot(tpvc.persistentVolumeClaim) | ||
| defer tvsc.DeleteSnapshot(snapshot) | ||
| tvsc.ReadyToUse(snapshot) | ||
|
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| t.RestoredPod.Volumes[0].DataSource = &DataSource{Name: snapshot.Name} | ||
| trpod := NewTestPod(client, namespace, t.RestoredPod.Cmd) | ||
| rvolume := t.RestoredPod.Volumes[0] | ||
| trpvc, rpvcCleanup := rvolume.SetupDynamicPersistentVolumeClaim(client, namespace, t.CSIDriver) | ||
| for i := range rpvcCleanup { | ||
| defer rpvcCleanup[i]() | ||
| } | ||
| trpod.SetupVolume(trpvc.persistentVolumeClaim, rvolume.VolumeMount.NameGenerate+"1", rvolume.VolumeMount.MountPathGenerate+"1", rvolume.VolumeMount.ReadOnly) | ||
|
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| By("deploying a second pod with a volume restored from the snapshot") | ||
| trpod.Create() | ||
| defer trpod.Cleanup() | ||
| By("checking that the pods command exits with no error") | ||
| trpod.WaitForSuccess() | ||
| } |
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