mirror of
https://github.com/k3s-io/kubernetes.git
synced 2025-07-22 19:31:44 +00:00
Merge pull request #79104 from avorima/refactor_vol_resize_unit_tests
Refactor online volume resize unit tests
This commit is contained in:
Kubernetes Prow Robot
GitHub
commit
5c61d51a32
@ -569,97 +569,145 @@ func TestCreateVolumeSpec_Invalid_Block_VolumeMounts(t *testing.T) {
|
||||
|
||||
func TestCheckVolumeFSResize(t *testing.T) {
|
||||
mode := v1.PersistentVolumeFilesystem
|
||||
pv := &v1.PersistentVolume{
|
||||
ObjectMeta: metav1.ObjectMeta{
|
||||
Name: "dswp-test-volume-name",
|
||||
},
|
||||
Spec: v1.PersistentVolumeSpec{
|
||||
PersistentVolumeSource: v1.PersistentVolumeSource{RBD: &v1.RBDPersistentVolumeSource{}},
|
||||
Capacity: volumeCapacity(1),
|
||||
ClaimRef: &v1.ObjectReference{Namespace: "ns", Name: "file-bound"},
|
||||
VolumeMode: &mode,
|
||||
},
|
||||
}
|
||||
pvc := &v1.PersistentVolumeClaim{
|
||||
Spec: v1.PersistentVolumeClaimSpec{
|
||||
VolumeName: "dswp-test-volume-name",
|
||||
Resources: v1.ResourceRequirements{
|
||||
Requests: volumeCapacity(1),
|
||||
},
|
||||
},
|
||||
Status: v1.PersistentVolumeClaimStatus{
|
||||
Phase: v1.ClaimBound,
|
||||
Capacity: volumeCapacity(1),
|
||||
},
|
||||
}
|
||||
dswp, fakePodManager, fakeDSW := createDswpWithVolume(t, pv, pvc)
|
||||
fakeASW := dswp.actualStateOfWorld
|
||||
|
||||
// create pod
|
||||
containers := []v1.Container{
|
||||
setCapacity := func(pv *v1.PersistentVolume, pvc *v1.PersistentVolumeClaim, capacity int) {
|
||||
pv.Spec.Capacity = volumeCapacity(capacity)
|
||||
pvc.Spec.Resources.Requests = volumeCapacity(capacity)
|
||||
}
|
||||
|
||||
testcases := []struct {
|
||||
resize func(*testing.T, *v1.PersistentVolume, *v1.PersistentVolumeClaim, *desiredStateOfWorldPopulator)
|
||||
verify func(*testing.T, []v1.UniqueVolumeName, v1.UniqueVolumeName)
|
||||
enableResize bool
|
||||
readOnlyVol bool
|
||||
}{
|
||||
{
|
||||
VolumeMounts: []v1.VolumeMount{
|
||||
{
|
||||
Name: "dswp-test-volume-name",
|
||||
MountPath: "/mnt",
|
||||
// No resize request for volume, volumes in ASW shouldn't be marked as fsResizeRequired
|
||||
resize: func(*testing.T, *v1.PersistentVolume, *v1.PersistentVolumeClaim, *desiredStateOfWorldPopulator) {
|
||||
},
|
||||
verify: func(t *testing.T, vols []v1.UniqueVolumeName, _ v1.UniqueVolumeName) {
|
||||
if len(vols) > 0 {
|
||||
t.Errorf("No resize request for any volumes, but found resize required volumes in ASW: %v", vols)
|
||||
}
|
||||
},
|
||||
enableResize: true,
|
||||
},
|
||||
{
|
||||
// Disable the feature gate, so volume shouldn't be marked as fsResizeRequired
|
||||
resize: func(_ *testing.T, pv *v1.PersistentVolume, pvc *v1.PersistentVolumeClaim, _ *desiredStateOfWorldPopulator) {
|
||||
setCapacity(pv, pvc, 2)
|
||||
},
|
||||
verify: func(t *testing.T, vols []v1.UniqueVolumeName, _ v1.UniqueVolumeName) {
|
||||
if len(vols) > 0 {
|
||||
t.Errorf("Feature gate disabled, but found resize required volumes in ASW: %v", vols)
|
||||
}
|
||||
},
|
||||
enableResize: false,
|
||||
},
|
||||
{
|
||||
// Make volume used as ReadOnly, so volume shouldn't be marked as fsResizeRequired
|
||||
resize: func(_ *testing.T, pv *v1.PersistentVolume, pvc *v1.PersistentVolumeClaim, _ *desiredStateOfWorldPopulator) {
|
||||
setCapacity(pv, pvc, 2)
|
||||
},
|
||||
verify: func(t *testing.T, vols []v1.UniqueVolumeName, _ v1.UniqueVolumeName) {
|
||||
if len(vols) > 0 {
|
||||
t.Errorf("volume mounted as ReadOnly, but found resize required volumes in ASW: %v", vols)
|
||||
}
|
||||
},
|
||||
readOnlyVol: true,
|
||||
enableResize: true,
|
||||
},
|
||||
{
|
||||
// Clear ASW, so volume shouldn't be marked as fsResizeRequired because they are not mounted
|
||||
resize: func(_ *testing.T, pv *v1.PersistentVolume, pvc *v1.PersistentVolumeClaim, dswp *desiredStateOfWorldPopulator) {
|
||||
setCapacity(pv, pvc, 2)
|
||||
clearASW(dswp.actualStateOfWorld, dswp.desiredStateOfWorld, t)
|
||||
},
|
||||
verify: func(t *testing.T, vols []v1.UniqueVolumeName, _ v1.UniqueVolumeName) {
|
||||
if len(vols) > 0 {
|
||||
t.Errorf("volume hasn't been mounted, but found resize required volumes in ASW: %v", vols)
|
||||
}
|
||||
},
|
||||
enableResize: true,
|
||||
},
|
||||
{
|
||||
// volume in ASW should be marked as fsResizeRequired
|
||||
resize: func(_ *testing.T, pv *v1.PersistentVolume, pvc *v1.PersistentVolumeClaim, _ *desiredStateOfWorldPopulator) {
|
||||
setCapacity(pv, pvc, 2)
|
||||
},
|
||||
verify: func(t *testing.T, vols []v1.UniqueVolumeName, volName v1.UniqueVolumeName) {
|
||||
if len(vols) == 0 {
|
||||
t.Fatalf("Request resize for volume, but volume in ASW hasn't been marked as fsResizeRequired")
|
||||
}
|
||||
if len(vols) != 1 {
|
||||
t.Errorf("Some unexpected volumes are marked as fsResizeRequired: %v", vols)
|
||||
}
|
||||
if vols[0] != volName {
|
||||
t.Fatalf("Mark wrong volume as fsResizeRequired: %s", vols[0])
|
||||
}
|
||||
},
|
||||
enableResize: true,
|
||||
},
|
||||
}
|
||||
|
||||
for _, tc := range testcases {
|
||||
pv := &v1.PersistentVolume{
|
||||
ObjectMeta: metav1.ObjectMeta{
|
||||
Name: "dswp-test-volume-name",
|
||||
},
|
||||
Spec: v1.PersistentVolumeSpec{
|
||||
PersistentVolumeSource: v1.PersistentVolumeSource{RBD: &v1.RBDPersistentVolumeSource{}},
|
||||
Capacity: volumeCapacity(1),
|
||||
ClaimRef: &v1.ObjectReference{Namespace: "ns", Name: "file-bound"},
|
||||
VolumeMode: &mode,
|
||||
},
|
||||
}
|
||||
pvc := &v1.PersistentVolumeClaim{
|
||||
Spec: v1.PersistentVolumeClaimSpec{
|
||||
VolumeName: pv.Name,
|
||||
Resources: v1.ResourceRequirements{
|
||||
Requests: pv.Spec.Capacity,
|
||||
},
|
||||
},
|
||||
},
|
||||
}
|
||||
pod := createPodWithVolume("dswp-test-pod", "dswp-test-volume-name", "file-bound", containers)
|
||||
uniquePodName := types.UniquePodName(pod.UID)
|
||||
uniqueVolumeName := v1.UniqueVolumeName("fake-plugin/" + pod.Spec.Volumes[0].Name)
|
||||
Status: v1.PersistentVolumeClaimStatus{
|
||||
Phase: v1.ClaimBound,
|
||||
Capacity: pv.Spec.Capacity,
|
||||
},
|
||||
}
|
||||
|
||||
fakePodManager.AddPod(pod)
|
||||
// Fill the dsw to contains volumes and pods.
|
||||
dswp.findAndAddNewPods()
|
||||
reconcileASW(fakeASW, fakeDSW, t)
|
||||
dswp, fakePodManager, fakeDSW := createDswpWithVolume(t, pv, pvc)
|
||||
fakeASW := dswp.actualStateOfWorld
|
||||
|
||||
// No resize request for volume, volumes in ASW shouldn't be marked as fsResizeRequired.
|
||||
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.ExpandInUsePersistentVolumes, true)()
|
||||
resizeRequiredVolumes := reprocess(dswp, uniquePodName, fakeDSW, fakeASW)
|
||||
if len(resizeRequiredVolumes) > 0 {
|
||||
t.Fatalf("No resize request for any volumes, but found resize required volumes in ASW: %v", resizeRequiredVolumes)
|
||||
}
|
||||
// create pod
|
||||
containers := []v1.Container{
|
||||
{
|
||||
VolumeMounts: []v1.VolumeMount{
|
||||
{
|
||||
Name: pv.Name,
|
||||
MountPath: "/mnt",
|
||||
ReadOnly: tc.readOnlyVol,
|
||||
},
|
||||
},
|
||||
},
|
||||
}
|
||||
pod := createPodWithVolume("dswp-test-pod", "dswp-test-volume-name", "file-bound", containers)
|
||||
uniquePodName := types.UniquePodName(pod.UID)
|
||||
uniqueVolumeName := v1.UniqueVolumeName("fake-plugin/" + pod.Spec.Volumes[0].Name)
|
||||
|
||||
// Add a resize request to volume.
|
||||
pv.Spec.Capacity = volumeCapacity(2)
|
||||
pvc.Spec.Resources.Requests = volumeCapacity(2)
|
||||
fakePodManager.AddPod(pod)
|
||||
// Fill the dsw to contains volumes and pods.
|
||||
dswp.findAndAddNewPods()
|
||||
reconcileASW(fakeASW, fakeDSW, t)
|
||||
|
||||
// Disable the feature gate, so volume shouldn't be marked as fsResizeRequired.
|
||||
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.ExpandInUsePersistentVolumes, false)()
|
||||
resizeRequiredVolumes = reprocess(dswp, uniquePodName, fakeDSW, fakeASW)
|
||||
if len(resizeRequiredVolumes) > 0 {
|
||||
t.Fatalf("Feature gate disabled, but found resize required volumes in ASW: %v", resizeRequiredVolumes)
|
||||
}
|
||||
func() {
|
||||
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.ExpandInUsePersistentVolumes, tc.enableResize)()
|
||||
|
||||
// Make volume used as ReadOnly, so volume shouldn't be marked as fsResizeRequired.
|
||||
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.ExpandInUsePersistentVolumes, true)()
|
||||
pod.Spec.Containers[0].VolumeMounts[0].ReadOnly = true
|
||||
resizeRequiredVolumes = reprocess(dswp, uniquePodName, fakeDSW, fakeASW)
|
||||
if len(resizeRequiredVolumes) > 0 {
|
||||
t.Fatalf("volume mounted as ReadOnly, but found resize required volumes in ASW: %v", resizeRequiredVolumes)
|
||||
}
|
||||
tc.resize(t, pv, pvc, dswp)
|
||||
|
||||
// Clear ASW, so volume shouldn't be marked as fsResizeRequired because they are not mounted.
|
||||
pod.Spec.Containers[0].VolumeMounts[0].ReadOnly = false
|
||||
clearASW(fakeASW, fakeDSW, t)
|
||||
resizeRequiredVolumes = reprocess(dswp, uniquePodName, fakeDSW, fakeASW)
|
||||
if len(resizeRequiredVolumes) > 0 {
|
||||
t.Fatalf("volume hasn't been mounted, but found resize required volumes in ASW: %v", resizeRequiredVolumes)
|
||||
}
|
||||
resizeRequiredVolumes := reprocess(dswp, uniquePodName, fakeDSW, fakeASW)
|
||||
|
||||
// volume in ASW should be marked as fsResizeRequired.
|
||||
reconcileASW(fakeASW, fakeDSW, t)
|
||||
resizeRequiredVolumes = reprocess(dswp, uniquePodName, fakeDSW, fakeASW)
|
||||
if len(resizeRequiredVolumes) == 0 {
|
||||
t.Fatalf("Request resize for volume, but volume in ASW hasn't been marked as fsResizeRequired")
|
||||
}
|
||||
if len(resizeRequiredVolumes) != 1 {
|
||||
t.Fatalf("Some unexpected volumes are marked as fsResizeRequired: %v", resizeRequiredVolumes)
|
||||
}
|
||||
if resizeRequiredVolumes[0] != uniqueVolumeName {
|
||||
t.Fatalf("Mark wrong volume as fsResizeRequired: %s", resizeRequiredVolumes[0])
|
||||
tc.verify(t, resizeRequiredVolumes, uniqueVolumeName)
|
||||
}()
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
Loading…
Reference in New Issue
Block a user