sigs.k8s.io/blob-csi-driver@v1.24.1/test/e2e/testsuites/dynamically_provisioned_volume_cloning_tester.go (about)

     1  /*
     2  Copyright 2019 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package testsuites
    18  
    19  import (
    20  	"context"
    21  	"time"
    22  
    23  	"github.com/onsi/ginkgo/v2"
    24  	v1 "k8s.io/api/core/v1"
    25  	clientset "k8s.io/client-go/kubernetes"
    26  	"sigs.k8s.io/blob-csi-driver/test/e2e/driver"
    27  )
    28  
    29  // DynamicallyProvisionedVolumeCloningTest will provision required StorageClass(es), PVC(s) and Pod(s)
    30  // ClonedVolumeSize optional for when testing for cloned volume with different size to the original volume
    31  type DynamicallyProvisionedVolumeCloningTest struct {
    32  	CSIDriver              driver.DynamicPVTestDriver
    33  	Pod                    PodDetails
    34  	PodWithClonedVolume    PodDetails
    35  	ClonedVolumeSize       string
    36  	StorageClassParameters map[string]string
    37  }
    38  
    39  func (t *DynamicallyProvisionedVolumeCloningTest) Run(ctx context.Context, client clientset.Interface, namespace *v1.Namespace) {
    40  	// create the storageClass
    41  	tsc, tscCleanup := t.Pod.Volumes[0].CreateStorageClass(ctx, client, namespace, t.CSIDriver, t.StorageClassParameters)
    42  	defer tscCleanup(ctx)
    43  
    44  	// create the pod
    45  	t.Pod.Volumes[0].StorageClass = tsc.storageClass
    46  	tpod, cleanups := t.Pod.SetupWithDynamicVolumes(ctx, client, namespace, t.CSIDriver, t.StorageClassParameters)
    47  	for i := range cleanups {
    48  		defer cleanups[i](ctx)
    49  	}
    50  
    51  	ginkgo.By("deploying the pod")
    52  	tpod.Create(ctx)
    53  	defer tpod.Cleanup(ctx)
    54  	ginkgo.By("checking that the pod's command exits with no error")
    55  	tpod.WaitForSuccess(ctx)
    56  	ginkgo.By("sleep 5s and then clone volume")
    57  	time.Sleep(5 * time.Second)
    58  
    59  	ginkgo.By("cloning existing volume")
    60  	clonedVolume := t.Pod.Volumes[0]
    61  	clonedVolume.DataSource = &DataSource{
    62  		Name: tpod.pod.Spec.Volumes[0].VolumeSource.PersistentVolumeClaim.ClaimName,
    63  		Kind: VolumePVCKind,
    64  	}
    65  	clonedVolume.StorageClass = tsc.storageClass
    66  
    67  	if t.ClonedVolumeSize != "" {
    68  		clonedVolume.ClaimSize = t.ClonedVolumeSize
    69  	}
    70  
    71  	t.PodWithClonedVolume.Volumes = []VolumeDetails{clonedVolume}
    72  	tpod, cleanups = t.PodWithClonedVolume.SetupWithDynamicVolumes(ctx, client, namespace, t.CSIDriver, t.StorageClassParameters)
    73  	for i := range cleanups {
    74  		defer cleanups[i](ctx)
    75  	}
    76  
    77  	ginkgo.By("deploying a second pod with cloned volume")
    78  	tpod.Create(ctx)
    79  	defer tpod.Cleanup(ctx)
    80  	ginkgo.By("checking that the pod's command exits with no error")
    81  	tpod.WaitForSuccess(ctx)
    82  }