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e2e: add testcase for volume expansion with rbd-nbd mounter

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The rbd-nbd resize volume support with its netlink interface needs linux
kernel version >= v5.3.0

Hence define a defence check for the supported kernel version

Fixes: #2234

Signed-off-by: Prasanna Kumar Kalever <prasanna.kalever@redhat.com>
This commit is contained in:
Prasanna Kumar Kalever 2021-07-14 15:43:11 +05:30 committed by mergify[bot]
parent 85a1fba0f4
commit 9669394b23
2 changed files with 63 additions and 0 deletions
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49
e2e/rbd.go
View File

@ -9,6 +9,8 @@ import (
"strings"
"time"
"github.com/ceph/ceph-csi/internal/util"
. "github.com/onsi/ginkgo" // nolint
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@ -429,6 +431,53 @@ var _ = Describe("RBD", func() {
}
})
By("Resize rbd-nbd PVC and check application directory size", func() {
kernelRelease, err := util.GetKernelVersion()
if err != nil {
e2elog.Failf("failed to get kernel version with error %v", err)
}
if util.CheckKernelSupport(kernelRelease, nbdResizeSupport) {
err := deleteResource(rbdExamplePath + "storageclass.yaml")
if err != nil {
e2elog.Failf("failed to delete storageclass with error %v", err)
}
// Storage class with rbd-nbd mounter
err = createRBDStorageClass(
f.ClientSet,
f,
defaultSCName,
nil,
map[string]string{"mounter": "rbd-nbd"},
deletePolicy)
if err != nil {
e2elog.Failf("failed to create storageclass with error %v", err)
}
// Block PVC resize
err = resizePVCAndValidateSize(rawPvcPath, rawAppPath, f)
if err != nil {
e2elog.Failf("failed to resize block PVC with error %v", err)
}
// validate created backend rbd images
validateRBDImageCount(f, 0, defaultRBDPool)
// FileSystem PVC resize
err = resizePVCAndValidateSize(pvcPath, appPath, f)
if err != nil {
e2elog.Failf("failed to resize filesystem PVC with error %v", err)
}
// validate created backend rbd images
validateRBDImageCount(f, 0, defaultRBDPool)
err = deleteResource(rbdExamplePath + "storageclass.yaml")
if err != nil {
e2elog.Failf("failed to delete storageclass with error %v", err)
}
err = createRBDStorageClass(f.ClientSet, f, defaultSCName, nil, nil, deletePolicy)
if err != nil {
e2elog.Failf("failed to create storageclass with error %v", err)
}
}
})
By("perform IO on rbd-nbd volume after nodeplugin restart", func() {
err := deleteResource(rbdExamplePath + "storageclass.yaml")
if err != nil {

14
e2e/rbd_helper.go
View File

@ -10,6 +10,8 @@ import (
"sync"
"time"
"github.com/ceph/ceph-csi/internal/util"
snapapi "github.com/kubernetes-csi/external-snapshotter/client/v4/apis/volumesnapshot/v1"
v1 "k8s.io/api/core/v1"
scv1 "k8s.io/api/storage/v1"
@ -26,6 +28,18 @@ const (
thickProvisionMetaKey = "rbd.csi.ceph.com/thick-provisioned"
)
// nolint:gomnd // numbers specify Kernel versions.
var nbdResizeSupport = []util.KernelVersion{
{
Version: 5,
PatchLevel: 3,
SubLevel: 0,
ExtraVersion: 0,
Distribution: "",
Backport: false,
}, // standard 5.3+ versions
}
func imageSpec(pool, image string) string {
if radosNamespace != "" {
return pool + "/" + radosNamespace + "/" + image