/
csi_static_provisioning_file_basic.go
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/
csi_static_provisioning_file_basic.go
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/*
Copyright 2020 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 e2e
import (
"context"
"math/rand"
"path/filepath"
"strconv"
"strings"
"time"
ginkgo "github.com/onsi/ginkgo/v2"
"github.com/onsi/gomega"
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/kubernetes/test/e2e/framework"
fnodes "k8s.io/kubernetes/test/e2e/framework/node"
fpod "k8s.io/kubernetes/test/e2e/framework/pod"
fpv "k8s.io/kubernetes/test/e2e/framework/pv"
admissionapi "k8s.io/pod-security-admission/api"
"github.com/vmware/govmomi/cns"
cnsmethods "github.com/vmware/govmomi/cns/methods"
cnstypes "github.com/vmware/govmomi/cns/types"
"github.com/vmware/govmomi/find"
"github.com/vmware/govmomi/object"
"github.com/vmware/govmomi/vim25/types"
vsanfstypes "github.com/vmware/govmomi/vsan/vsanfs/types"
)
var _ = ginkgo.Describe("[csi-file-vanilla] Basic File Volume Static Provisioning", func() {
f := framework.NewDefaultFramework("e2e-csifilestaticprovision")
f.NamespacePodSecurityEnforceLevel = admissionapi.LevelPrivileged
var (
client clientset.Interface
datastoreURL string
defaultDatacenter *object.Datacenter
defaultDatastore *object.Datastore
namespace string
pv *v1.PersistentVolume
pvSpec *v1.PersistentVolume
pvc *v1.PersistentVolumeClaim
)
ginkgo.BeforeEach(func() {
bootstrap()
client = f.ClientSet
namespace = f.Namespace.Name
nodeList, err := fnodes.GetReadySchedulableNodes(f.ClientSet)
framework.ExpectNoError(err, "Unable to find ready and schedulable Node")
if !(len(nodeList.Items) > 0) {
framework.Failf("Unable to find ready and schedulable Node")
}
var datacenters []string
datastoreURL = GetAndExpectStringEnvVar(envSharedDatastoreURL)
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
finder := find.NewFinder(e2eVSphere.Client.Client, false)
cfg, err := getConfig()
gomega.Expect(err).NotTo(gomega.HaveOccurred())
dcList := strings.Split(cfg.Global.Datacenters, ",")
for _, dc := range dcList {
dcName := strings.TrimSpace(dc)
if dcName != "" {
datacenters = append(datacenters, dcName)
}
}
for _, dc := range datacenters {
defaultDatacenter, err = finder.Datacenter(ctx, dc)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
finder.SetDatacenter(defaultDatacenter)
defaultDatastore, err = getDatastoreByURL(ctx, datastoreURL, defaultDatacenter)
if err == nil {
break
}
}
gomega.Expect(err).NotTo(gomega.HaveOccurred(), "Datastore is not found in the datacenter list")
})
// This test verifies the static provisioning workflow.
//
// Test Steps:
// 1. Create File share and get the file share id.
// 2. Create PV Spec with volumeID set to file share ID created in Step-1,
// and PersistentVolumeReclaimPolicy is set to Delete.
// 3. Create PVC with the storage request set to PV's storage capacity.
// 4. Wait for PV and PVC to bound.
// 5. Create a POD.
// 6. Verify volume is attached to the node and volume is accessible in the
// pod by creating a file inside volume.
// 7. Verify container volume metadata is present in CNS cache.
// 8. Delete POD.
// 9. Delete PVC.
// 10. Verify PV is deleted automatically.
ginkgo.It("Verify basic static provisioning workflow for file volume", func() {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
err := connectCns(ctx, &e2eVSphere)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
ginkgo.By("Creating file share")
cnsCreateReq := cnstypes.CnsCreateVolume{
This: cnsVolumeManagerInstance,
CreateSpecs: []cnstypes.CnsVolumeCreateSpec{*getFileShareCreateSpec(defaultDatastore.Reference())},
}
cnsCreateRes, err := cnsmethods.CnsCreateVolume(ctx, e2eVSphere.CnsClient.Client, &cnsCreateReq)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
task, err := object.NewTask(e2eVSphere.Client.Client, cnsCreateRes.Returnval), nil
gomega.Expect(err).NotTo(gomega.HaveOccurred())
taskInfo, err := cns.GetTaskInfo(ctx, task)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
taskResult, err := cns.GetTaskResult(ctx, taskInfo)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
fileShareVolumeID := taskResult.GetCnsVolumeOperationResult().VolumeId.Id
// Deleting the volume with deleteDisk set to false.
ginkgo.By("Deleting the fileshare with deleteDisk set to false")
cnsDeleteReq := cnstypes.CnsDeleteVolume{
This: cnsVolumeManagerInstance,
VolumeIds: []cnstypes.CnsVolumeId{{Id: fileShareVolumeID}},
DeleteDisk: false,
}
cnsDeleteRes, err := cnsmethods.CnsDeleteVolume(ctx, e2eVSphere.CnsClient.Client, &cnsDeleteReq)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
task, err = object.NewTask(e2eVSphere.Client.Client, cnsDeleteRes.Returnval), nil
gomega.Expect(err).NotTo(gomega.HaveOccurred())
taskInfo, err = cns.GetTaskInfo(ctx, task)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
_, err = cns.GetTaskResult(ctx, taskInfo)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
staticPVLabels := make(map[string]string)
staticPVLabels["fileshare-id"] = strings.TrimPrefix(fileShareVolumeID, "file:")
ginkgo.By("Creating the PV")
pv = getPersistentVolumeSpecForFileShare(fileShareVolumeID,
v1.PersistentVolumeReclaimDelete, staticPVLabels, v1.ReadOnlyMany)
pv, err = client.CoreV1().PersistentVolumes().Create(ctx, pv, metav1.CreateOptions{})
gomega.Expect(err).NotTo(gomega.HaveOccurred())
err = e2eVSphere.waitForCNSVolumeToBeCreated(pv.Spec.CSI.VolumeHandle)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
ginkgo.By("Creating the PVC")
pvc = getPersistentVolumeClaimSpecForFileShare(namespace, staticPVLabels, pv.Name, v1.ReadOnlyMany)
pvc, err = client.CoreV1().PersistentVolumeClaims(namespace).Create(ctx, pvc, metav1.CreateOptions{})
gomega.Expect(err).NotTo(gomega.HaveOccurred())
// Wait for PV and PVC to Bind.
framework.ExpectNoError(fpv.WaitOnPVandPVC(client, framework.NewTimeoutContextWithDefaults(), namespace, pv, pvc))
defer func() {
ginkgo.By("Deleting the PV Claim")
framework.ExpectNoError(fpv.DeletePersistentVolumeClaim(client, pvc.Name, namespace),
"Failed to delete PVC", pvc.Name)
ginkgo.By("Verify PV should be deleted automatically")
framework.ExpectNoError(fpv.WaitForPersistentVolumeDeleted(client, pv.Name, poll, pollTimeoutShort))
ginkgo.By("Verify fileshare volume got deleted")
framework.ExpectNoError(e2eVSphere.waitForCNSVolumeToBeDeleted(fileShareVolumeID))
}()
ginkgo.By("Creating the Pod")
var pvclaims []*v1.PersistentVolumeClaim
pvclaims = append(pvclaims, pvc)
pod, err := createPod(client, namespace, nil, pvclaims, false, "")
gomega.Expect(err).NotTo(gomega.HaveOccurred())
defer func() {
ginkgo.By("Deleting the Pod")
framework.ExpectNoError(fpod.DeletePodWithWait(client, pod), "Failed to delete pod", pod.Name)
}()
ginkgo.By("Verify the volume is accessible and available to the pod by creating an empty file")
filepath := filepath.Join("/mnt/volume1", "/emptyFile.txt")
_, err = framework.LookForStringInPodExec(namespace, pod.Name, []string{"/bin/touch", filepath}, "", time.Minute)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
ginkgo.By("Verify container volume metadata is matching the one in CNS cache")
err = verifyVolumeMetadataInCNS(&e2eVSphere, pv.Spec.CSI.VolumeHandle, pvc.Name, pv.Name, pod.Name)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
})
// This test verifies the static provisioning workflow by creating the PV by
// same name twice.
//
// Test Steps:
// 1. Create File share and get the file share id.
// 2. Create PV1 Spec with volumeID set to FCDID created in Step-1, and
// PersistentVolumeReclaimPolicy is set to Retain.
// 3. Wait for the volume entry to be created in CNS.
// 4. Delete PV1.
// 5. Wait for PV1 to be deleted, and also entry is deleted from CNS.
// 6. Create a PV2 by the same name as PV1.
// 7. Wait for the volume entry to be created in CNS.
// 8. Delete PV2.
// 9. Wait for PV2 to be deleted, and also entry is deleted from CNS.
ginkgo.It("Verify static provisioning for file volume workflow using same PV name twice", func() {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
err := connectCns(ctx, &e2eVSphere)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
ginkgo.By("Creating file share")
cnsCreateReq := cnstypes.CnsCreateVolume{
This: cnsVolumeManagerInstance,
CreateSpecs: []cnstypes.CnsVolumeCreateSpec{*getFileShareCreateSpec(defaultDatastore.Reference())},
}
cnsCreateRes, err := cnsmethods.CnsCreateVolume(ctx, e2eVSphere.CnsClient.Client, &cnsCreateReq)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
task, err := object.NewTask(e2eVSphere.Client.Client, cnsCreateRes.Returnval), nil
gomega.Expect(err).NotTo(gomega.HaveOccurred())
taskInfo, err := cns.GetTaskInfo(ctx, task)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
taskResult, err := cns.GetTaskResult(ctx, taskInfo)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
fileShareVolumeID := taskResult.GetCnsVolumeOperationResult().VolumeId.Id
// Deleting the volume with deleteDisk set to false.
ginkgo.By("Deleting the fileshare with deleteDisk set to false")
cnsDeleteReq := cnstypes.CnsDeleteVolume{
This: cnsVolumeManagerInstance,
VolumeIds: []cnstypes.CnsVolumeId{{Id: fileShareVolumeID}},
DeleteDisk: false,
}
cnsDeleteRes, err := cnsmethods.CnsDeleteVolume(ctx, e2eVSphere.CnsClient.Client, &cnsDeleteReq)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
task, err = object.NewTask(e2eVSphere.Client.Client, cnsDeleteRes.Returnval), nil
gomega.Expect(err).NotTo(gomega.HaveOccurred())
taskInfo, err = cns.GetTaskInfo(ctx, task)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
_, err = cns.GetTaskResult(ctx, taskInfo)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
staticPVLabels := make(map[string]string)
staticPVLabels["fileshare-id"] = strings.TrimPrefix(fileShareVolumeID, "file:")
ginkgo.By("Creating the PV")
pvSpec = getPersistentVolumeSpecForFileShare(fileShareVolumeID,
v1.PersistentVolumeReclaimRetain, staticPVLabels, v1.ReadWriteMany)
curtime := time.Now().Unix()
randomValue := rand.Int()
val := strconv.FormatInt(int64(randomValue), 10)
val = string(val[1:3])
curtimestring := strconv.FormatInt(curtime, 10)
pvSpec.Name = "static-pv-" + curtimestring + val
pv, err = client.CoreV1().PersistentVolumes().Create(ctx, pvSpec, metav1.CreateOptions{})
gomega.Expect(err).NotTo(gomega.HaveOccurred())
defer func() {
ginkgo.By("Delete PV")
framework.ExpectNoError(fpv.DeletePersistentVolume(client, pvSpec.Name))
framework.ExpectNoError(fpv.WaitForPersistentVolumeDeleted(client, pvSpec.Name, poll, pollTimeoutShort))
ginkgo.By("Verify fileshare volume got deleted")
framework.ExpectNoError(e2eVSphere.waitForCNSVolumeToBeDeleted(fileShareVolumeID))
}()
err = e2eVSphere.waitForCNSVolumeToBeCreated(pv.Spec.CSI.VolumeHandle)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
ginkgo.By("Deleting PV-1")
err = client.CoreV1().PersistentVolumes().Delete(ctx, pvSpec.Name, *metav1.NewDeleteOptions(0))
gomega.Expect(err).NotTo(gomega.HaveOccurred())
err = e2eVSphere.waitForCNSVolumeToBeDeleted(pv.Spec.CSI.VolumeHandle)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
ginkgo.By("Creating PV-2")
pv2, err := client.CoreV1().PersistentVolumes().Create(ctx, pvSpec, metav1.CreateOptions{})
gomega.Expect(err).NotTo(gomega.HaveOccurred())
defer func() {
ginkgo.By("Delete PV")
framework.ExpectNoError(fpv.DeletePersistentVolume(client, pvSpec.Name))
framework.ExpectNoError(fpv.WaitForPersistentVolumeDeleted(client, pvSpec.Name, poll, pollTimeoutShort))
ginkgo.By("Verify fileshare volume got deleted")
framework.ExpectNoError(e2eVSphere.waitForCNSVolumeToBeDeleted(fileShareVolumeID))
}()
err = e2eVSphere.waitForCNSVolumeToBeCreated(pv2.Spec.CSI.VolumeHandle)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
ginkgo.By("Deleting PV-2")
err = client.CoreV1().PersistentVolumes().Delete(ctx, pvSpec.Name, *metav1.NewDeleteOptions(0))
gomega.Expect(err).NotTo(gomega.HaveOccurred())
err = e2eVSphere.waitForCNSVolumeToBeDeleted(pv2.Spec.CSI.VolumeHandle)
gomega.Expect(err).NotTo(gomega.HaveOccurred())
})
})
func getFileShareCreateSpec(datastore types.ManagedObjectReference) *cnstypes.CnsVolumeCreateSpec {
netPermissions := vsanfstypes.VsanFileShareNetPermission{
Ips: "*",
Permissions: vsanfstypes.VsanFileShareAccessTypeREAD_WRITE,
AllowRoot: true,
}
containerCluster := &cnstypes.CnsContainerCluster{
ClusterType: string(cnstypes.CnsClusterTypeKubernetes),
ClusterId: e2eVSphere.Config.Global.ClusterID,
VSphereUser: e2eVSphere.Config.Global.User,
ClusterFlavor: string(cnstypes.CnsClusterFlavorVanilla),
}
var containerClusterArray []cnstypes.CnsContainerCluster
containerClusterArray = append(containerClusterArray, *containerCluster)
createSpec := &cnstypes.CnsVolumeCreateSpec{
Name: "testFileSharex",
VolumeType: "FILE",
Datastores: []types.ManagedObjectReference{datastore},
BackingObjectDetails: &cnstypes.CnsVsanFileShareBackingDetails{
CnsFileBackingDetails: cnstypes.CnsFileBackingDetails{
CnsBackingObjectDetails: cnstypes.CnsBackingObjectDetails{
CapacityInMb: fileSizeInMb,
},
},
},
Metadata: cnstypes.CnsVolumeMetadata{
ContainerCluster: *containerCluster,
ContainerClusterArray: containerClusterArray,
},
CreateSpec: &cnstypes.CnsVSANFileCreateSpec{
SoftQuotaInMb: fileSizeInMb,
Permission: []vsanfstypes.VsanFileShareNetPermission{netPermissions},
},
}
return createSpec
}