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e2e: add framework for volumegroupsnapshot
adding a framework to test the volumegroupsnapshot for both cephfs and rbd and added a test case for cephfs. Signed-off-by: Madhu Rajanna <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,119 @@ | ||
| /* | ||
| Copyright 2024 The Ceph-CSI 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 e2e | ||
|
|
||
| import ( | ||
| "context" | ||
| "fmt" | ||
|
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| groupsnapapi "github.com/kubernetes-csi/external-snapshotter/client/v8/apis/volumegroupsnapshot/v1alpha1" | ||
| metav1 "k8s.io/apimachinery/pkg/apis/meta/v1" | ||
| "k8s.io/kubernetes/test/e2e/framework" | ||
| ) | ||
|
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| type cephFSVolumeGroupSnapshot struct { | ||
| *volumeGroupSnapshotterBase | ||
| } | ||
|
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| var _ VolumeGroupSnapshotter = &cephFSVolumeGroupSnapshot{} | ||
|
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| func newCephFSVolumeGroupSnapshot(f *framework.Framework, namespace, | ||
| storageClass string, | ||
| blockPVC bool, | ||
| timeout, totalPVCCount int, | ||
| ) (VolumeGroupSnapshotter, error) { | ||
| base, err := newVolumeGroupSnapshotBase(f, namespace, storageClass, blockPVC, timeout, totalPVCCount) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("failed to create volumeGroupSnapshotterBase: %w", err) | ||
| } | ||
|
|
||
| return &cephFSVolumeGroupSnapshot{ | ||
| volumeGroupSnapshotterBase: base, | ||
| }, nil | ||
| } | ||
|
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| func (c *cephFSVolumeGroupSnapshot) TestVolumeGroupSnapshot() error { | ||
| return c.volumeGroupSnapshotterBase.testVolumeGroupSnapshot(c) | ||
| } | ||
|
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| func (c *cephFSVolumeGroupSnapshot) GetVolumeGroupSnapshotClass() (*groupsnapapi.VolumeGroupSnapshotClass, error) { | ||
| vgscPath := fmt.Sprintf("%s/%s", cephFSExamplePath, "groupsnapshotclass.yaml") | ||
| vgsc := &groupsnapapi.VolumeGroupSnapshotClass{} | ||
| err := unmarshal(vgscPath, vgsc) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("failed to unmarshal VolumeGroupSnapshotClass: %w", err) | ||
| } | ||
|
|
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| vgsc.Parameters["csi.storage.k8s.io/group-snapshotter-secret-namespace"] = cephCSINamespace | ||
| vgsc.Parameters["csi.storage.k8s.io/group-snapshotter-secret-name"] = cephFSProvisionerSecretName | ||
| vgsc.Parameters["fsName"] = fileSystemName | ||
|
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| fsID, err := getClusterID(c.framework) | ||
| if err != nil { | ||
| return nil, fmt.Errorf("failed to get clusterID: %w", err) | ||
| } | ||
| vgsc.Parameters["clusterID"] = fsID | ||
|
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| return vgsc, nil | ||
| } | ||
|
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| func (c *cephFSVolumeGroupSnapshot) ValidateResourcesForCreate(vgs *groupsnapapi.VolumeGroupSnapshot) error { | ||
| ctx := context.TODO() | ||
| metadataPool, err := getCephFSMetadataPoolName(c.framework, fileSystemName) | ||
| if err != nil { | ||
| return fmt.Errorf("failed getting cephFS metadata pool name: %w", err) | ||
| } | ||
|
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| sourcePVCCount := len(vgs.Status.PVCVolumeSnapshotRefList) | ||
| // we are creating clones for each source PVC | ||
| clonePVCCount := len(vgs.Status.PVCVolumeSnapshotRefList) | ||
| totalPVCCount := sourcePVCCount + clonePVCCount | ||
| validateSubvolumeCount(c.framework, totalPVCCount, fileSystemName, subvolumegroup) | ||
|
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| // we are creating 1 snapshot for each source PVC, validate the snapshot count | ||
| for _, pvcSnap := range vgs.Status.PVCVolumeSnapshotRefList { | ||
| pvc, err := c.framework.ClientSet.CoreV1().PersistentVolumeClaims(vgs.Namespace).Get(ctx, | ||
| pvcSnap.PersistentVolumeClaimRef.Name, | ||
| metav1.GetOptions{}) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to get PVC: %w", err) | ||
| } | ||
| pv := pvc.Spec.VolumeName | ||
| pvObj, err := c.framework.ClientSet.CoreV1().PersistentVolumes().Get(ctx, pv, metav1.GetOptions{}) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to get PV: %w", err) | ||
| } | ||
| validateCephFSSnapshotCount(c.framework, 1, subvolumegroup, pvObj) | ||
| } | ||
| validateOmapCount(c.framework, totalPVCCount, cephfsType, metadataPool, volumesType) | ||
| validateOmapCount(c.framework, sourcePVCCount, cephfsType, metadataPool, snapsType) | ||
| validateOmapCount(c.framework, 1, cephfsType, metadataPool, groupSnapsType) | ||
|
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| return nil | ||
| } | ||
|
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| func (c *cephFSVolumeGroupSnapshot) ValidateResourcesForDelete() error { | ||
| metadataPool, err := getCephFSMetadataPoolName(c.framework, fileSystemName) | ||
| if err != nil { | ||
| return fmt.Errorf("failed getting cephFS metadata pool name: %w", err) | ||
| } | ||
| validateOmapCount(c.framework, 0, cephfsType, metadataPool, volumesType) | ||
| validateOmapCount(c.framework, 0, cephfsType, metadataPool, snapsType) | ||
| validateOmapCount(c.framework, 0, cephfsType, metadataPool, groupSnapsType) | ||
|
|
||
| return nil | ||
| } |
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