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Code Issues Projects Releases Wiki Activity

Promote block volume features to GA

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This commit is contained in:
Jan Safranek 2020-02-28 20:48:38 +01:00
parent a9c7529f99
commit 2c1b743766
32 changed files with 117 additions and 843 deletions
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14
pkg/api/persistentvolume/util.go
View File

@ -25,10 +25,6 @@ import (
// DropDisabledFields removes disabled fields from the pv spec.
// This should be called from PrepareForCreate/PrepareForUpdate for all resources containing a pv spec.
func DropDisabledFields(pvSpec *api.PersistentVolumeSpec, oldPVSpec *api.PersistentVolumeSpec) {
if !utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) && !volumeModeInUse(oldPVSpec) {
pvSpec.VolumeMode = nil
}
if !utilfeature.DefaultFeatureGate.Enabled(features.ExpandCSIVolumes) && !hasExpansionSecrets(oldPVSpec) {
if pvSpec.CSI != nil {
pvSpec.CSI.ControllerExpandSecretRef = nil
@ -46,13 +42,3 @@ func hasExpansionSecrets(oldPVSpec *api.PersistentVolumeSpec) bool {
}
return false
}
func volumeModeInUse(oldPVSpec *api.PersistentVolumeSpec) bool {
if oldPVSpec == nil {
return false
}
if oldPVSpec.VolumeMode != nil {
return true
}
return false
}

51
pkg/api/persistentvolume/util_test.go
View File

@ -28,68 +28,18 @@ import (
)
func TestDropDisabledFields(t *testing.T) {
specWithMode := func(mode *api.PersistentVolumeMode) *api.PersistentVolumeSpec {
return &api.PersistentVolumeSpec{VolumeMode: mode}
}
secretRef := &api.SecretReference{
Name: "expansion-secret",
Namespace: "default",
}
modeBlock := api.PersistentVolumeBlock
tests := map[string]struct {
oldSpec *api.PersistentVolumeSpec
newSpec *api.PersistentVolumeSpec
expectOldSpec *api.PersistentVolumeSpec
expectNewSpec *api.PersistentVolumeSpec
blockEnabled bool
csiExpansionEnabled bool
}{
"disabled block clears new": {
blockEnabled: false,
newSpec: specWithMode(&modeBlock),
expectNewSpec: specWithMode(nil),
oldSpec: nil,
expectOldSpec: nil,
},
"disabled block clears update when old pv did not use block": {
blockEnabled: false,
newSpec: specWithMode(&modeBlock),
expectNewSpec: specWithMode(nil),
oldSpec: specWithMode(nil),
expectOldSpec: specWithMode(nil),
},
"disabled block does not clear new on update when old pv did use block": {
blockEnabled: false,
newSpec: specWithMode(&modeBlock),
expectNewSpec: specWithMode(&modeBlock),
oldSpec: specWithMode(&modeBlock),
expectOldSpec: specWithMode(&modeBlock),
},
"enabled block preserves new": {
blockEnabled: true,
newSpec: specWithMode(&modeBlock),
expectNewSpec: specWithMode(&modeBlock),
oldSpec: nil,
expectOldSpec: nil,
},
"enabled block preserves update when old pv did not use block": {
blockEnabled: true,
newSpec: specWithMode(&modeBlock),
expectNewSpec: specWithMode(&modeBlock),
oldSpec: specWithMode(nil),
expectOldSpec: specWithMode(nil),
},
"enabled block preserves update when old pv did use block": {
blockEnabled: true,
newSpec: specWithMode(&modeBlock),
expectNewSpec: specWithMode(&modeBlock),
oldSpec: specWithMode(&modeBlock),
expectOldSpec: specWithMode(&modeBlock),
},
"disabled csi expansion clears secrets": {
csiExpansionEnabled: false,
newSpec: specWithCSISecrets(secretRef),
@ -129,7 +79,6 @@ func TestDropDisabledFields(t *testing.T) {
for name, tc := range tests {
t.Run(name, func(t *testing.T) {
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, tc.blockEnabled)()
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.ExpandCSIVolumes, tc.csiExpansionEnabled)()
DropDisabledFields(tc.newSpec, tc.oldSpec)

13
pkg/api/persistentvolumeclaim/util.go
View File

@ -30,24 +30,11 @@ const (
// DropDisabledFields removes disabled fields from the pvc spec.
// This should be called from PrepareForCreate/PrepareForUpdate for all resources containing a pvc spec.
func DropDisabledFields(pvcSpec, oldPVCSpec *core.PersistentVolumeClaimSpec) {
if !utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) && !volumeModeInUse(oldPVCSpec) {
pvcSpec.VolumeMode = nil
}
if !dataSourceIsEnabled(pvcSpec) && !dataSourceInUse(oldPVCSpec) {
pvcSpec.DataSource = nil
}
}
func volumeModeInUse(oldPVCSpec *core.PersistentVolumeClaimSpec) bool {
if oldPVCSpec == nil {
return false
}
if oldPVCSpec.VolumeMode != nil {
return true
}
return false
}
func dataSourceInUse(oldPVCSpec *core.PersistentVolumeClaimSpec) bool {
if oldPVCSpec == nil {
return false

90
pkg/api/persistentvolumeclaim/util_test.go
View File

@ -28,96 +28,6 @@ import (
"k8s.io/kubernetes/pkg/features"
)
func TestDropAlphaPVCVolumeMode(t *testing.T) {
vmode := core.PersistentVolumeFilesystem
pvcWithoutVolumeMode := func() *core.PersistentVolumeClaim {
return &core.PersistentVolumeClaim{
Spec: core.PersistentVolumeClaimSpec{
VolumeMode: nil,
},
}
}
pvcWithVolumeMode := func() *core.PersistentVolumeClaim {
return &core.PersistentVolumeClaim{
Spec: core.PersistentVolumeClaimSpec{
VolumeMode: &vmode,
},
}
}
pvcInfo := []struct {
description string
hasVolumeMode bool
pvc func() *core.PersistentVolumeClaim
}{
{
description: "pvc without VolumeMode",
hasVolumeMode: false,
pvc: pvcWithoutVolumeMode,
},
{
description: "pvc with Filesystem VolumeMode",
hasVolumeMode: true,
pvc: pvcWithVolumeMode,
},
{
description: "is nil",
hasVolumeMode: false,
pvc: func() *core.PersistentVolumeClaim { return nil },
},
}
for _, enabled := range []bool{true, false} {
for _, oldpvcInfo := range pvcInfo {
for _, newpvcInfo := range pvcInfo {
oldpvcHasVolumeMode, oldpvc := oldpvcInfo.hasVolumeMode, oldpvcInfo.pvc()
newpvcHasVolumeMode, newpvc := newpvcInfo.hasVolumeMode, newpvcInfo.pvc()
if newpvc == nil {
continue
}
t.Run(fmt.Sprintf("feature enabled=%v, old pvc %v, new pvc %v", enabled, oldpvcInfo.description, newpvcInfo.description), func(t *testing.T) {
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, enabled)()
var oldpvcSpec *core.PersistentVolumeClaimSpec
if oldpvc != nil {
oldpvcSpec = &oldpvc.Spec
}
DropDisabledFields(&newpvc.Spec, oldpvcSpec)
// old pvc should never be changed
if !reflect.DeepEqual(oldpvc, oldpvcInfo.pvc()) {
t.Errorf("old pvc changed: %v", diff.ObjectReflectDiff(oldpvc, oldpvcInfo.pvc()))
}
switch {
case enabled || oldpvcHasVolumeMode:
// new pvc should not be changed if the feature is enabled, or if the old pvc had BlockVolume
if !reflect.DeepEqual(newpvc, newpvcInfo.pvc()) {
t.Errorf("new pvc changed: %v", diff.ObjectReflectDiff(newpvc, newpvcInfo.pvc()))
}
case newpvcHasVolumeMode:
// new pvc should be changed
if reflect.DeepEqual(newpvc, newpvcInfo.pvc()) {
t.Errorf("new pvc was not changed")
}
// new pvc should not have BlockVolume
if !reflect.DeepEqual(newpvc, pvcWithoutVolumeMode()) {
t.Errorf("new pvc had pvcBlockVolume: %v", diff.ObjectReflectDiff(newpvc, pvcWithoutVolumeMode()))
}
default:
// new pvc should not need to be changed
if !reflect.DeepEqual(newpvc, newpvcInfo.pvc()) {
t.Errorf("new pvc changed: %v", diff.ObjectReflectDiff(newpvc, newpvcInfo.pvc()))
}
}
})
}
}
}
}
func TestDropDisabledSnapshotDataSource(t *testing.T) {
pvcWithoutDataSource := func() *core.PersistentVolumeClaim {
return &core.PersistentVolumeClaim{

31
pkg/api/pod/util.go
View File

@ -385,8 +385,6 @@ func dropDisabledFields(
})
}
dropDisabledVolumeDevicesFields(podSpec, oldPodSpec)
dropDisabledRunAsGroupField(podSpec, oldPodSpec)
dropDisabledGMSAFields(podSpec, oldPodSpec)
@ -484,17 +482,6 @@ func dropDisabledProcMountField(podSpec, oldPodSpec *api.PodSpec) {
}
}
// dropDisabledVolumeDevicesFields removes disabled fields from []VolumeDevice if it has not been already populated.
// This should be called from PrepareForCreate/PrepareForUpdate for all resources containing a VolumeDevice
func dropDisabledVolumeDevicesFields(podSpec, oldPodSpec *api.PodSpec) {
if !utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) && !volumeDevicesInUse(oldPodSpec) {
VisitContainers(podSpec, func(c *api.Container) bool {
c.VolumeDevices = nil
return true
})
}
}
// dropDisabledCSIVolumeSourceAlphaFields removes disabled alpha fields from []CSIVolumeSource.
// This should be called from PrepareForCreate/PrepareForUpdate for all pod specs resources containing a CSIVolumeSource
func dropDisabledCSIVolumeSourceAlphaFields(podSpec, oldPodSpec *api.PodSpec) {
@ -646,24 +633,6 @@ func emptyDirSizeLimitInUse(podSpec *api.PodSpec) bool {
return false
}
// volumeDevicesInUse returns true if the pod spec is non-nil and has VolumeDevices set.
func volumeDevicesInUse(podSpec *api.PodSpec) bool {
if podSpec == nil {
return false
}
var inUse bool
VisitContainers(podSpec, func(c *api.Container) bool {
if c.VolumeDevices != nil {
inUse = true
return false
}
return true
})
return inUse
}
// runAsGroupInUse returns true if the pod spec is non-nil and has a SecurityContext's RunAsGroup field set
func runAsGroupInUse(podSpec *api.PodSpec) bool {
if podSpec == nil {

144
pkg/api/pod/util_test.go
View File

@ -435,150 +435,6 @@ func TestPodConfigmaps(t *testing.T) {
}
}
func TestDropAlphaVolumeDevices(t *testing.T) {
podWithVolumeDevices := func() *api.Pod {
return &api.Pod{
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyNever,
Containers: []api.Container{
{
Name: "container1",
Image: "testimage",
VolumeDevices: []api.VolumeDevice{
{
Name: "myvolume",
DevicePath: "/usr/test",
},
},
},
},
InitContainers: []api.Container{
{
Name: "container1",
Image: "testimage",
VolumeDevices: []api.VolumeDevice{
{
Name: "myvolume",
DevicePath: "/usr/test",
},
},
},
},
Volumes: []api.Volume{
{
Name: "myvolume",
VolumeSource: api.VolumeSource{
HostPath: &api.HostPathVolumeSource{
Path: "/dev/xvdc",
},
},
},
},
},
}
}
podWithoutVolumeDevices := func() *api.Pod {
return &api.Pod{
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyNever,
Containers: []api.Container{
{
Name: "container1",
Image: "testimage",
},
},
InitContainers: []api.Container{
{
Name: "container1",
Image: "testimage",
},
},
Volumes: []api.Volume{
{
Name: "myvolume",
VolumeSource: api.VolumeSource{
HostPath: &api.HostPathVolumeSource{
Path: "/dev/xvdc",
},
},
},
},
},
}
}
podInfo := []struct {
description string
hasVolumeDevices bool
pod func() *api.Pod
}{
{
description: "has VolumeDevices",
hasVolumeDevices: true,
pod: podWithVolumeDevices,
},
{
description: "does not have VolumeDevices",
hasVolumeDevices: false,
pod: podWithoutVolumeDevices,
},
{
description: "is nil",
hasVolumeDevices: false,
pod: func() *api.Pod { return nil },
},
}
for _, enabled := range []bool{true, false} {
for _, oldPodInfo := range podInfo {
for _, newPodInfo := range podInfo {
oldPodHasVolumeDevices, oldPod := oldPodInfo.hasVolumeDevices, oldPodInfo.pod()
newPodHasVolumeDevices, newPod := newPodInfo.hasVolumeDevices, newPodInfo.pod()
if newPod == nil {
continue
}
t.Run(fmt.Sprintf("feature enabled=%v, old pod %v, new pod %v", enabled, oldPodInfo.description, newPodInfo.description), func(t *testing.T) {
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, enabled)()
var oldPodSpec *api.PodSpec
if oldPod != nil {
oldPodSpec = &oldPod.Spec
}
dropDisabledFields(&newPod.Spec, nil, oldPodSpec, nil)
// old pod should never be changed
if !reflect.DeepEqual(oldPod, oldPodInfo.pod()) {
t.Errorf("old pod changed: %v", diff.ObjectReflectDiff(oldPod, oldPodInfo.pod()))
}
switch {
case enabled || oldPodHasVolumeDevices:
// new pod should not be changed if the feature is enabled, or if the old pod had VolumeDevices
if !reflect.DeepEqual(newPod, newPodInfo.pod()) {
t.Errorf("new pod changed: %v", diff.ObjectReflectDiff(newPod, newPodInfo.pod()))
}
case newPodHasVolumeDevices:
// new pod should be changed
if reflect.DeepEqual(newPod, newPodInfo.pod()) {
t.Errorf("new pod was not changed")
}
// new pod should not have VolumeDevices
if !reflect.DeepEqual(newPod, podWithoutVolumeDevices()) {
t.Errorf("new pod had VolumeDevices: %v", diff.ObjectReflectDiff(newPod, podWithoutVolumeDevices()))
}
default:
// new pod should not need to be changed
if !reflect.DeepEqual(newPod, newPodInfo.pod()) {
t.Errorf("new pod changed: %v", diff.ObjectReflectDiff(newPod, newPodInfo.pod()))
}
}
})
}
}
}
}
func TestDropSubPath(t *testing.T) {
podWithSubpaths := func() *api.Pod {
return &api.Pod{

4
pkg/apis/core/types.go
View File

@ -302,7 +302,6 @@ type PersistentVolumeSpec struct {
MountOptions []string
// volumeMode defines if a volume is intended to be used with a formatted filesystem
// or to remain in raw block state. Value of Filesystem is implied when not included in spec.
// This is a beta feature.
// +optional
VolumeMode *PersistentVolumeMode
// NodeAffinity defines constraints that limit what nodes this volume can be accessed from.
@ -416,7 +415,6 @@ type PersistentVolumeClaimSpec struct {
StorageClassName *string
// volumeMode defines what type of volume is required by the claim.
// Value of Filesystem is implied when not included in claim spec.
// This is a beta feature.
// +optional
VolumeMode *PersistentVolumeMode
// This field can be used to specify either:
@ -2057,7 +2055,6 @@ type Container struct {
// +optional
VolumeMounts []VolumeMount
// volumeDevices is the list of block devices to be used by the container.
// This is a beta feature.
// +optional
VolumeDevices []VolumeDevice
// +optional
@ -2969,7 +2966,6 @@ type EphemeralContainerCommon struct {
// +optional
VolumeMounts []VolumeMount
// volumeDevices is the list of block devices to be used by the container.
// This is a beta feature.
// +optional
VolumeDevices []VolumeDevice
// Probes are not allowed for ephemeral containers.

43
pkg/apis/core/validation/validation_test.go
View File

@ -1475,204 +1475,168 @@ func TestValidatePersistentVolumeClaimUpdate(t *testing.T) {
oldClaim *core.PersistentVolumeClaim
newClaim *core.PersistentVolumeClaim
enableResize bool
enableBlock bool
}{
"valid-update-volumeName-only": {
isExpectedFailure: false,
oldClaim: validClaim,
newClaim: validUpdateClaim,
enableResize: false,
enableBlock: false,
},
"valid-no-op-update": {
isExpectedFailure: false,
oldClaim: validUpdateClaim,
newClaim: validUpdateClaim,
enableResize: false,
enableBlock: false,
},
"invalid-update-change-resources-on-bound-claim": {
isExpectedFailure: true,
oldClaim: validUpdateClaim,
newClaim: invalidUpdateClaimResources,
enableResize: false,
enableBlock: false,
},
"invalid-update-change-access-modes-on-bound-claim": {
isExpectedFailure: true,
oldClaim: validUpdateClaim,
newClaim: invalidUpdateClaimAccessModes,
enableResize: false,
enableBlock: false,
},
"valid-update-volume-mode-block-to-block": {
isExpectedFailure: false,
oldClaim: validClaimVolumeModeBlock,
newClaim: validClaimVolumeModeBlock,
enableResize: false,
enableBlock: true,
},
"valid-update-volume-mode-file-to-file": {
isExpectedFailure: false,
oldClaim: validClaimVolumeModeFile,
newClaim: validClaimVolumeModeFile,
enableResize: false,
enableBlock: true,
},
"invalid-update-volume-mode-to-block": {
isExpectedFailure: true,
oldClaim: validClaimVolumeModeFile,
newClaim: validClaimVolumeModeBlock,
enableResize: false,
enableBlock: true,
},
"invalid-update-volume-mode-to-file": {
isExpectedFailure: true,
oldClaim: validClaimVolumeModeBlock,
newClaim: validClaimVolumeModeFile,
enableResize: false,
enableBlock: true,
},
"invalid-update-volume-mode-nil-to-file": {
isExpectedFailure: true,
oldClaim: invalidClaimVolumeModeNil,
newClaim: validClaimVolumeModeFile,
enableResize: false,
enableBlock: true,
},
"invalid-update-volume-mode-nil-to-block": {
isExpectedFailure: true,
oldClaim: invalidClaimVolumeModeNil,
newClaim: validClaimVolumeModeBlock,
enableResize: false,
enableBlock: true,
},
"invalid-update-volume-mode-block-to-nil": {
isExpectedFailure: true,
oldClaim: validClaimVolumeModeBlock,
newClaim: invalidClaimVolumeModeNil,
enableResize: false,
enableBlock: true,
},
"invalid-update-volume-mode-file-to-nil": {
isExpectedFailure: true,
oldClaim: validClaimVolumeModeFile,
newClaim: invalidClaimVolumeModeNil,
enableResize: false,
enableBlock: true,
},
"invalid-update-volume-mode-empty-to-mode": {
isExpectedFailure: true,
oldClaim: validClaim,
newClaim: validClaimVolumeModeBlock,
enableResize: false,
enableBlock: true,
},
"invalid-update-volume-mode-mode-to-empty": {
isExpectedFailure: true,
oldClaim: validClaimVolumeModeBlock,
newClaim: validClaim,
enableResize: false,
enableBlock: true,
},
// with the new validation changes this test should not fail
"noop-update-volumemode-allowed": {
isExpectedFailure: false,
oldClaim: validClaimVolumeModeFile,
newClaim: validClaimVolumeModeFile,
enableResize: false,
enableBlock: false,
},
"invalid-update-change-storage-class-annotation-after-creation": {
isExpectedFailure: true,
oldClaim: validClaimStorageClass,
newClaim: invalidUpdateClaimStorageClass,
enableResize: false,
enableBlock: false,
},
"valid-update-mutable-annotation": {
isExpectedFailure: false,
oldClaim: validClaimAnnotation,
newClaim: validUpdateClaimMutableAnnotation,
enableResize: false,
enableBlock: false,
},
"valid-update-add-annotation": {
isExpectedFailure: false,
oldClaim: validClaim,
newClaim: validAddClaimAnnotation,
enableResize: false,
enableBlock: false,
},
"valid-size-update-resize-disabled": {
isExpectedFailure: true,
oldClaim: validClaim,
newClaim: validSizeUpdate,
enableResize: false,
enableBlock: false,
},
"valid-size-update-resize-enabled": {
isExpectedFailure: false,
oldClaim: validClaim,
newClaim: validSizeUpdate,
enableResize: true,
enableBlock: false,
},
"invalid-size-update-resize-enabled": {
isExpectedFailure: true,
oldClaim: validClaim,
newClaim: invalidSizeUpdate,
enableResize: true,
enableBlock: false,
},
"unbound-size-update-resize-enabled": {
isExpectedFailure: true,
oldClaim: validClaim,
newClaim: unboundSizeUpdate,
enableResize: true,
enableBlock: false,
},
"valid-upgrade-storage-class-annotation-to-spec": {
isExpectedFailure: false,
oldClaim: validClaimStorageClass,
newClaim: validClaimStorageClassInSpec,
enableResize: false,
enableBlock: false,
},
"invalid-upgrade-storage-class-annotation-to-spec": {
isExpectedFailure: true,
oldClaim: validClaimStorageClass,
newClaim: invalidClaimStorageClassInSpec,
enableResize: false,
enableBlock: false,
},
"valid-upgrade-storage-class-annotation-to-annotation-and-spec": {
isExpectedFailure: false,
oldClaim: validClaimStorageClass,
newClaim: validClaimStorageClassInAnnotationAndSpec,
enableResize: false,
enableBlock: false,
},
"invalid-upgrade-storage-class-annotation-to-annotation-and-spec": {
isExpectedFailure: true,
oldClaim: validClaimStorageClass,
newClaim: invalidClaimStorageClassInAnnotationAndSpec,
enableResize: false,
enableBlock: false,
},
"invalid-upgrade-storage-class-in-spec": {
isExpectedFailure: true,
oldClaim: validClaimStorageClassInSpec,
newClaim: invalidClaimStorageClassInSpec,
enableResize: false,
enableBlock: false,
},
"invalid-downgrade-storage-class-spec-to-annotation": {
isExpectedFailure: true,
oldClaim: validClaimStorageClassInSpec,
newClaim: validClaimStorageClass,
enableResize: false,
enableBlock: false,
},
}
@ -1680,7 +1644,6 @@ func TestValidatePersistentVolumeClaimUpdate(t *testing.T) {
t.Run(name, func(t *testing.T) {
// ensure we have a resource version specified for updates
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.ExpandPersistentVolumes, scenario.enableResize)()
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, scenario.enableBlock)()
scenario.oldClaim.ResourceVersion = "1"
scenario.newClaim.ResourceVersion = "1"
errs := ValidatePersistentVolumeClaimUpdate(scenario.newClaim, scenario.oldClaim)
@ -4092,9 +4055,6 @@ func TestHugePagesIsolation(t *testing.T) {
}
func TestPVCVolumeMode(t *testing.T) {
// Enable feature BlockVolume for PVC
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
block := core.PersistentVolumeBlock
file := core.PersistentVolumeFilesystem
fake := core.PersistentVolumeMode("fake")
@ -4125,9 +4085,6 @@ func TestPVCVolumeMode(t *testing.T) {
}
func TestPVVolumeMode(t *testing.T) {
// Enable feature BlockVolume for PVC
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
block := core.PersistentVolumeBlock
file := core.PersistentVolumeFilesystem
fake := core.PersistentVolumeMode("fake")

67
pkg/controller/volume/persistentvolume/binder_test.go
View File

@ -22,10 +22,7 @@ import (
v1 "k8s.io/api/core/v1"
storage "k8s.io/api/storage/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
utilfeature "k8s.io/apiserver/pkg/util/feature"
featuregatetesting "k8s.io/component-base/featuregate/testing"
pvutil "k8s.io/kubernetes/pkg/controller/volume/persistentvolume/util"
"k8s.io/kubernetes/pkg/features"
)
// Test single call to syncClaim and syncVolume methods.
@ -611,68 +608,6 @@ func TestSync(t *testing.T) {
}, []*v1.Pod{})
}
func TestSyncBlockVolumeDisabled(t *testing.T) {
modeBlock := v1.PersistentVolumeBlock
modeFile := v1.PersistentVolumeFilesystem
// All of these should bind as feature set is not enabled for BlockVolume
// meaning volumeMode will be ignored and dropped
tests := []controllerTest{
{
// syncVolume binds a requested block claim to a block volume
"14-1 - binding to volumeMode block",
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-1", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-1", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-1", "uid14-1", "10Gi", "", v1.ClaimPending, nil)),
withClaimVolumeMode(&modeBlock, newClaimArray("claim14-1", "uid14-1", "10Gi", "", v1.ClaimPending, nil)),
noevents, noerrors, testSyncClaim,
},
{
// syncVolume binds a requested filesystem claim to a filesystem volume
"14-2 - binding to volumeMode filesystem",
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-2", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-2", "10Gi", "uid14-2", "claim14-2", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
withClaimVolumeMode(&modeFile, newClaimArray("claim14-2", "uid14-2", "10Gi", "", v1.ClaimPending, nil)),
withClaimVolumeMode(&modeFile, newClaimArray("claim14-2", "uid14-2", "10Gi", "volume14-2", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
noevents, noerrors, testSyncClaim,
},
{
// syncVolume binds an unspecified volumemode for claim to a specified filesystem volume
"14-3 - binding to volumeMode filesystem using default for claim",
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-3", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
withVolumeVolumeMode(&modeFile, newVolumeArray("volume14-3", "10Gi", "uid14-3", "claim14-3", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
withClaimVolumeMode(nil, newClaimArray("claim14-3", "uid14-3", "10Gi", "", v1.ClaimPending, nil)),
withClaimVolumeMode(nil, newClaimArray("claim14-3", "uid14-3", "10Gi", "volume14-3", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
noevents, noerrors, testSyncClaim,
},
{
// syncVolume binds a requested filesystem claim to an unspecified volumeMode for volume
"14-4 - binding to unspecified volumeMode using requested filesystem for claim",
withVolumeVolumeMode(nil, newVolumeArray("volume14-4", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
withVolumeVolumeMode(nil, newVolumeArray("volume14-4", "10Gi", "uid14-4", "claim14-4", v1.VolumeBound, v1.PersistentVolumeReclaimRetain, classEmpty, pvutil.AnnBoundByController)),
withClaimVolumeMode(&modeFile, newClaimArray("claim14-4", "uid14-4", "10Gi", "", v1.ClaimPending, nil)),
withClaimVolumeMode(&modeFile, newClaimArray("claim14-4", "uid14-4", "10Gi", "volume14-4", v1.ClaimBound, nil, pvutil.AnnBoundByController, pvutil.AnnBindCompleted)),
noevents, noerrors, testSyncClaim,
},
{
// syncVolume binds a requested filesystem claim to an unspecified volumeMode for volume
"14-5 - binding different volumeModes should be ignored",
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-5", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
withVolumeVolumeMode(&modeBlock, newVolumeArray("volume14-5", "10Gi", "", "", v1.VolumeAvailable, v1.PersistentVolumeReclaimRetain, classEmpty)),
withClaimVolumeMode(&modeFile, newClaimArray("claim14-5", "uid14-5", "10Gi", "", v1.ClaimPending, nil)),
withClaimVolumeMode(&modeFile, newClaimArray("claim14-5", "uid14-5", "10Gi", "", v1.ClaimPending, nil)),
noevents, noerrors, testSyncClaim,
},
}
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, false)()
runSyncTests(t, tests, []*storage.StorageClass{
{
ObjectMeta: metav1.ObjectMeta{Name: classWait},
VolumeBindingMode: &modeWait,
},
}, []*v1.Pod{})
}
func TestSyncBlockVolume(t *testing.T) {
modeBlock := v1.PersistentVolumeBlock
modeFile := v1.PersistentVolumeFilesystem
@ -853,8 +788,6 @@ func TestSyncBlockVolume(t *testing.T) {
},
}
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
runSyncTests(t, tests, []*storage.StorageClass{}, []*v1.Pod{})
}

94
pkg/controller/volume/persistentvolume/index_test.go
View File

@ -1060,91 +1060,56 @@ func TestVolumeModeCheck(t *testing.T) {
isExpectedMismatch bool
vol *v1.PersistentVolume
pvc *v1.PersistentVolumeClaim
enableBlock bool
}{
"feature enabled - pvc block and pv filesystem": {
"pvc block and pv filesystem": {
isExpectedMismatch: true,
vol: createVolumeModeFilesystemTestVolume(),
pvc: makeVolumeModePVC("8G", &blockMode, nil),
enableBlock: true,
},
"feature enabled - pvc filesystem and pv block": {
"pvc filesystem and pv block": {
isExpectedMismatch: true,
vol: createVolumeModeBlockTestVolume(),
pvc: makeVolumeModePVC("8G", &filesystemMode, nil),
enableBlock: true,
},
"feature enabled - pvc block and pv block": {
"pvc block and pv block": {
isExpectedMismatch: false,
vol: createVolumeModeBlockTestVolume(),
pvc: makeVolumeModePVC("8G", &blockMode, nil),
enableBlock: true,
},
"feature enabled - pvc filesystem and pv filesystem": {
"pvc filesystem and pv filesystem": {
isExpectedMismatch: false,
vol: createVolumeModeFilesystemTestVolume(),
pvc: makeVolumeModePVC("8G", &filesystemMode, nil),
enableBlock: true,
},
"feature enabled - pvc filesystem and pv nil": {
"pvc filesystem and pv nil": {
isExpectedMismatch: false,
vol: createVolumeModeNilTestVolume(),
pvc: makeVolumeModePVC("8G", &filesystemMode, nil),
enableBlock: true,
},
"feature enabled - pvc nil and pv filesystem": {
"pvc nil and pv filesystem": {
isExpectedMismatch: false,
vol: createVolumeModeFilesystemTestVolume(),
pvc: makeVolumeModePVC("8G", nil, nil),
enableBlock: true,
},
"feature enabled - pvc nil and pv nil": {
"pvc nil and pv nil": {
isExpectedMismatch: false,
vol: createVolumeModeNilTestVolume(),
pvc: makeVolumeModePVC("8G", nil, nil),
enableBlock: true,
},
"feature enabled - pvc nil and pv block": {
"pvc nil and pv block": {
isExpectedMismatch: true,
vol: createVolumeModeBlockTestVolume(),
pvc: makeVolumeModePVC("8G", nil, nil),
enableBlock: true,
},
"feature enabled - pvc block and pv nil": {
"pvc block and pv nil": {
isExpectedMismatch: true,
vol: createVolumeModeNilTestVolume(),
pvc: makeVolumeModePVC("8G", &blockMode, nil),
enableBlock: true,
},
"feature disabled - pvc block and pv filesystem": {
isExpectedMismatch: true,
vol: createVolumeModeFilesystemTestVolume(),
pvc: makeVolumeModePVC("8G", &blockMode, nil),
enableBlock: false,
},
"feature disabled - pvc filesystem and pv block": {
isExpectedMismatch: true,
vol: createVolumeModeBlockTestVolume(),
pvc: makeVolumeModePVC("8G", &filesystemMode, nil),
enableBlock: false,
},
"feature disabled - pvc block and pv block": {
isExpectedMismatch: true,
vol: createVolumeModeBlockTestVolume(),
pvc: makeVolumeModePVC("8G", &blockMode, nil),
enableBlock: false,
},
"feature disabled - pvc filesystem and pv filesystem": {
isExpectedMismatch: false,
vol: createVolumeModeFilesystemTestVolume(),
pvc: makeVolumeModePVC("8G", &filesystemMode, nil),
enableBlock: false,
},
}
for name, scenario := range scenarios {
t.Run(name, func(t *testing.T) {
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, scenario.enableBlock)()
expectedMismatch := pvutil.CheckVolumeModeMismatches(&scenario.pvc.Spec, &scenario.vol.Spec)
// expected to match but either got an error or no returned pvmatch
if expectedMismatch && !scenario.isExpectedMismatch {
@ -1167,73 +1132,46 @@ func TestFilteringVolumeModes(t *testing.T) {
isExpectedMatch bool
vol persistentVolumeOrderedIndex
pvc *v1.PersistentVolumeClaim
enableBlock bool
}{
"1-1 feature enabled - pvc block and pv filesystem": {
"pvc block and pv filesystem": {
isExpectedMatch: false,
vol: createTestVolOrderedIndex(createVolumeModeFilesystemTestVolume()),
pvc: makeVolumeModePVC("8G", &blockMode, nil),
enableBlock: true,
},
"1-2 feature enabled - pvc filesystem and pv block": {
"pvc filesystem and pv block": {
isExpectedMatch: false,
vol: createTestVolOrderedIndex(createVolumeModeBlockTestVolume()),
pvc: makeVolumeModePVC("8G", &filesystemMode, nil),
enableBlock: true,
},
"1-3 feature enabled - pvc block and pv no mode with default filesystem": {
"pvc block and pv no mode with default filesystem": {
isExpectedMatch: false,
vol: createTestVolOrderedIndex(createVolumeModeFilesystemTestVolume()),
pvc: makeVolumeModePVC("8G", &blockMode, nil),
enableBlock: true,
},
"1-4 feature enabled - pvc no mode defaulted to filesystem and pv block": {
"pvc no mode defaulted to filesystem and pv block": {
isExpectedMatch: false,
vol: createTestVolOrderedIndex(createVolumeModeBlockTestVolume()),
pvc: makeVolumeModePVC("8G", &filesystemMode, nil),
enableBlock: true,
},
"1-5 feature enabled - pvc block and pv block": {
"pvc block and pv block": {
isExpectedMatch: true,
vol: createTestVolOrderedIndex(createVolumeModeBlockTestVolume()),
pvc: makeVolumeModePVC("8G", &blockMode, nil),
enableBlock: true,
},
"1-6 feature enabled - pvc filesystem and pv filesystem": {
"pvc filesystem and pv filesystem": {
isExpectedMatch: true,
vol: createTestVolOrderedIndex(createVolumeModeFilesystemTestVolume()),
pvc: makeVolumeModePVC("8G", &filesystemMode, nil),
enableBlock: true,
},
"1-7 feature enabled - pvc mode is nil and defaulted and pv mode is nil and defaulted": {
"pvc mode is nil and defaulted and pv mode is nil and defaulted": {
isExpectedMatch: true,
vol: createTestVolOrderedIndex(createVolumeModeFilesystemTestVolume()),
pvc: makeVolumeModePVC("8G", &filesystemMode, nil),
enableBlock: true,
},
"2-1 feature disabled - pvc mode is nil and pv mode is nil": {
isExpectedMatch: true,
vol: createTestVolOrderedIndex(testVolume("nomode-1", "8G")),
pvc: makeVolumeModePVC("8G", nil, nil),
enableBlock: false,
},
"2-2 feature disabled - pvc mode is block and pv mode is block - fields should be dropped by api and not analyzed with gate disabled": {
isExpectedMatch: false,
vol: createTestVolOrderedIndex(createVolumeModeBlockTestVolume()),
pvc: makeVolumeModePVC("8G", &blockMode, nil),
enableBlock: false,
},
"2-3 feature disabled - pvc mode is filesystem and pv mode is filesystem - fields should be dropped by api and not analyzed with gate disabled": {
isExpectedMatch: true,
vol: createTestVolOrderedIndex(createVolumeModeFilesystemTestVolume()),
pvc: makeVolumeModePVC("8G", &filesystemMode, nil),
enableBlock: false,
},
}
for name, scenario := range scenarios {
t.Run(name, func(t *testing.T) {
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, scenario.enableBlock)()
pvmatch, err := scenario.vol.findBestMatchForClaim(scenario.pvc, false)
// expected to match but either got an error or no returned pvmatch
if pvmatch == nil && scenario.isExpectedMatch {

4
pkg/controller/volume/persistentvolume/testing/testing.go
View File

@ -30,11 +30,9 @@ import (
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/util/diff"
"k8s.io/apimachinery/pkg/watch"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/client-go/kubernetes/fake"
core "k8s.io/client-go/testing"
"k8s.io/klog"
"k8s.io/kubernetes/pkg/features"
)
// ErrVersionConflict is the error returned when resource version of requested
@ -114,7 +112,7 @@ func (r *VolumeReactor) React(action core.Action) (handled bool, ret runtime.Obj
}
// mimic apiserver defaulting
if volume.Spec.VolumeMode == nil && utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
if volume.Spec.VolumeMode == nil {
volume.Spec.VolumeMode = new(v1.PersistentVolumeMode)
*volume.Spec.VolumeMode = v1.PersistentVolumeFilesystem
}

17
pkg/controller/volume/persistentvolume/util/util.go
View File

@ -307,23 +307,6 @@ func FindMatchingVolume(
// CheckVolumeModeMismatches is a convenience method that checks volumeMode for PersistentVolume
// and PersistentVolumeClaims
func CheckVolumeModeMismatches(pvcSpec *v1.PersistentVolumeClaimSpec, pvSpec *v1.PersistentVolumeSpec) bool {
if !utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
if pvcSpec.VolumeMode != nil && *pvcSpec.VolumeMode == v1.PersistentVolumeBlock {
// Block PVC does not match anything when the feature is off. We explicitly want
// to prevent binding block PVC to filesystem PV.
// The PVC should be ignored by PV controller.
return true
}
if pvSpec.VolumeMode != nil && *pvSpec.VolumeMode == v1.PersistentVolumeBlock {
// Block PV does not match anything when the feature is off. We explicitly want
// to prevent binding block PV to filesystem PVC.
// The PV should be ignored by PV controller.
return true
}
// Both PV + PVC are not block.
return false
}
// In HA upgrades, we cannot guarantee that the apiserver is on a version >= controller-manager.
// So we default a nil volumeMode to filesystem
requestedVolumeMode := v1.PersistentVolumeFilesystem

10
pkg/features/kube_features.go
View File

@ -183,7 +183,8 @@ const (
// owner: @screeley44
// alpha: v1.9
// beta: v1.13
// beta: v1.13
// ga: v1.18
//
// Enable Block volume support in containers.
BlockVolume featuregate.Feature = "BlockVolume"
@ -295,7 +296,8 @@ const (
// owner: @vladimirvivien
// alpha: v1.11
// beta: v1.14
// beta: v1.14
// ga: v1.18
//
// Enables CSI to use raw block storage volumes
CSIBlockVolume featuregate.Feature = "CSIBlockVolume"
@ -587,7 +589,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
NodeDisruptionExclusion: {Default: false, PreRelease: featuregate.Alpha},
CSIDriverRegistry: {Default: true, PreRelease: featuregate.Beta},
CSINodeInfo: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.19
BlockVolume: {Default: true, PreRelease: featuregate.Beta},
BlockVolume: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.20
StorageObjectInUseProtection: {Default: true, PreRelease: featuregate.GA},
ResourceLimitsPriorityFunction: {Default: false, PreRelease: featuregate.Alpha},
SupportIPVSProxyMode: {Default: true, PreRelease: featuregate.GA},
@ -614,7 +616,7 @@ var defaultKubernetesFeatureGates = map[featuregate.Feature]featuregate.FeatureS
VolumeSubpath: {Default: true, PreRelease: featuregate.GA},
BalanceAttachedNodeVolumes: {Default: false, PreRelease: featuregate.Alpha},
VolumeSubpathEnvExpansion: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.19,
CSIBlockVolume: {Default: true, PreRelease: featuregate.Beta},
CSIBlockVolume: {Default: true, PreRelease: featuregate.GA, LockToDefault: true}, // remove in 1.20
CSIInlineVolume: {Default: true, PreRelease: featuregate.Beta},
RuntimeClass: {Default: true, PreRelease: featuregate.Beta},
NodeLease: {Default: true, PreRelease: featuregate.GA, LockToDefault: true},

13
pkg/kubelet/kubelet_pods.go
View File

@ -457,15 +457,12 @@ func (kl *Kubelet) GenerateRunContainerOptions(pod *v1.Pod, container *v1.Contai
opts.PortMappings = kubecontainer.MakePortMappings(container)
// TODO: remove feature gate check after no longer needed
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
blkutil := volumepathhandler.NewBlockVolumePathHandler()
blkVolumes, err := kl.makeBlockVolumes(pod, container, volumes, blkutil)
if err != nil {
return nil, nil, err
}
opts.Devices = append(opts.Devices, blkVolumes...)
blkutil := volumepathhandler.NewBlockVolumePathHandler()
blkVolumes, err := kl.makeBlockVolumes(pod, container, volumes, blkutil)
if err != nil {
return nil, nil, err
}
opts.Devices = append(opts.Devices, blkVolumes...)
envs, err := kl.makeEnvironmentVariables(pod, container, podIP, podIPs)
if err != nil {

14
pkg/kubelet/volumemanager/populator/desired_state_of_world_populator.go
View File

@ -541,14 +541,12 @@ func (dswp *desiredStateOfWorldPopulator) createVolumeSpec(
podVolume.Name,
volumeMode)
}
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
// Error if a container has volumeDevices but the volumeMode of PVC isn't Block
if devices.Has(podVolume.Name) && volumeMode != v1.PersistentVolumeBlock {
return nil, nil, "", fmt.Errorf(
"volume %s has volumeMode %s, but is specified in volumeDevices",
podVolume.Name,
volumeMode)
}
// Error if a container has volumeDevices but the volumeMode of PVC isn't Block
if devices.Has(podVolume.Name) && volumeMode != v1.PersistentVolumeBlock {
return nil, nil, "", fmt.Errorf(
"volume %s has volumeMode %s, but is specified in volumeDevices",
podVolume.Name,
volumeMode)
}
return pvc, volumeSpec, volumeGidValue, nil
}

62
pkg/kubelet/volumemanager/populator/desired_state_of_world_populator_test.go
View File

@ -269,9 +269,6 @@ func TestFindAndRemoveDeletedPodsWithActualState(t *testing.T) {
}
func TestFindAndAddNewPods_FindAndRemoveDeletedPods_Valid_Block_VolumeDevices(t *testing.T) {
// Enable BlockVolume feature gate
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
// create dswp
mode := v1.PersistentVolumeBlock
pv := &v1.PersistentVolume{
@ -471,9 +468,6 @@ func TestCreateVolumeSpec_Valid_Nil_VolumeMounts(t *testing.T) {
}
func TestCreateVolumeSpec_Valid_Block_VolumeDevices(t *testing.T) {
// Enable BlockVolume feature gate
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
// create dswp
mode := v1.PersistentVolumeBlock
pv := &v1.PersistentVolume{
@ -520,9 +514,6 @@ func TestCreateVolumeSpec_Valid_Block_VolumeDevices(t *testing.T) {
}
func TestCreateVolumeSpec_Invalid_File_VolumeDevices(t *testing.T) {
// Enable BlockVolume feature gate
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
// create dswp
mode := v1.PersistentVolumeFilesystem
pv := &v1.PersistentVolume{
@ -569,9 +560,6 @@ func TestCreateVolumeSpec_Invalid_File_VolumeDevices(t *testing.T) {
}
func TestCreateVolumeSpec_Invalid_Block_VolumeMounts(t *testing.T) {
// Enable BlockVolume feature gate
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
// create dswp
mode := v1.PersistentVolumeBlock
pv := &v1.PersistentVolume{
@ -617,56 +605,6 @@ func TestCreateVolumeSpec_Invalid_Block_VolumeMounts(t *testing.T) {
}
}
func TestCreateVolumeSpec_Invalid_Block_VolumeMounts_Disabled(t *testing.T) {
// Enable BlockVolume feature gate
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, false)()
// create dswp
mode := v1.PersistentVolumeBlock
pv := &v1.PersistentVolume{
ObjectMeta: metav1.ObjectMeta{
Name: "dswp-test-volume-name",
},
Spec: v1.PersistentVolumeSpec{
ClaimRef: &v1.ObjectReference{Namespace: "ns", Name: "block-bound"},
VolumeMode: &mode,
},
}
pvc := &v1.PersistentVolumeClaim{
Spec: v1.PersistentVolumeClaimSpec{
VolumeName: "dswp-test-volume-name",
VolumeMode: &mode,
},
Status: v1.PersistentVolumeClaimStatus{
Phase: v1.ClaimBound,
},
}
dswp, fakePodManager, _ := createDswpWithVolume(t, pv, pvc)
// create pod
containers := []v1.Container{
{
VolumeMounts: []v1.VolumeMount{
{
Name: "dswp-test-volume-name",
MountPath: "/mnt",
},
},
},
}
pod := createPodWithVolume("dswp-test-pod", "dswp-test-volume-name", "block-bound", containers)
fakePodManager.AddPod(pod)
mountsMap, devicesMap := util.GetPodVolumeNames(pod)
_, volumeSpec, _, err :=
dswp.createVolumeSpec(pod.Spec.Volumes[0], pod.Name, pod.Namespace, mountsMap, devicesMap)
// Assert
if volumeSpec != nil || err == nil {
t.Fatalf("Unexpected volumeMode and volumeMounts/volumeDevices combination is accepted")
}
}
func TestCheckVolumeFSResize(t *testing.T) {
setCapacity := func(pv *v1.PersistentVolume, pvc *v1.PersistentVolumeClaim, capacity int) {
pv.Spec.Capacity = volumeCapacity(capacity)

16
pkg/kubelet/volumemanager/reconciler/reconciler.go
View File

@ -487,8 +487,7 @@ func (rc *reconciler) reconstructVolume(volume podVolume) (*reconstructedVolume,
if err != nil {
return nil, err
}
// TODO: remove feature gate check after no longer needed
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) && volume.volumeMode == v1.PersistentVolumeBlock && mapperPlugin == nil {
if volume.volumeMode == v1.PersistentVolumeBlock && mapperPlugin == nil {
return nil, fmt.Errorf("could not find block volume plugin %q (spec.Name: %q) pod %q (UID: %q)", volume.pluginName, volume.volumeSpecName, volume.podName, pod.UID)
}
@ -521,8 +520,7 @@ func (rc *reconciler) reconstructVolume(volume podVolume) (*reconstructedVolume,
// Path to the mount or block device to check
var checkPath string
// TODO: remove feature gate check after no longer needed
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) && volume.volumeMode == v1.PersistentVolumeBlock {
if volume.volumeMode == v1.PersistentVolumeBlock {
var newMapperErr error
volumeMapper, newMapperErr = mapperPlugin.NewBlockVolumeMapper(
volumeSpec,
@ -697,12 +695,10 @@ func getVolumesFromPodDir(podDir string) ([]podVolume, error) {
volumesDirs := map[v1.PersistentVolumeMode]string{
v1.PersistentVolumeFilesystem: path.Join(podDir, config.DefaultKubeletVolumesDirName),
}
// TODO: remove feature gate check after no longer needed
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
// Find block volume information
// ex. block volume: /pods/{podUid}/volumeDevices/{escapeQualifiedPluginName}/{volumeName}
volumesDirs[v1.PersistentVolumeBlock] = path.Join(podDir, config.DefaultKubeletVolumeDevicesDirName)
}
// Find block volume information
// ex. block volume: /pods/{podUid}/volumeDevices/{escapeQualifiedPluginName}/{volumeName}
volumesDirs[v1.PersistentVolumeBlock] = path.Join(podDir, config.DefaultKubeletVolumeDevicesDirName)
for volumeMode, volumesDir := range volumesDirs {
var volumesDirInfo []os.FileInfo
if volumesDirInfo, err = ioutil.ReadDir(volumesDir); err != nil {

21
pkg/kubelet/volumemanager/reconciler/reconciler_test.go
View File

@ -443,9 +443,6 @@ func Test_Run_Positive_VolumeUnmountControllerAttachEnabled(t *testing.T) {
// Verifies there are attach/get map paths/setupDevice calls and
// no detach/teardownDevice calls.
func Test_Run_Positive_VolumeAttachAndMap(t *testing.T) {
// Enable BlockVolume feature gate
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
pod := &v1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod1",
@ -543,9 +540,6 @@ func Test_Run_Positive_VolumeAttachAndMap(t *testing.T) {
// and no teardownDevice call.
// Verifies there are no attach/detach calls.
func Test_Run_Positive_BlockVolumeMapControllerAttachEnabled(t *testing.T) {
// Enable BlockVolume feature gate
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
pod := &v1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod1",
@ -647,9 +641,6 @@ func Test_Run_Positive_BlockVolumeMapControllerAttachEnabled(t *testing.T) {
// Deletes volume/pod from desired state of world.
// Verifies one detach/teardownDevice calls are issued.
func Test_Run_Positive_BlockVolumeAttachMapUnmapDetach(t *testing.T) {
// Enable BlockVolume feature gate
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
pod := &v1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod1",
@ -758,9 +749,6 @@ func Test_Run_Positive_BlockVolumeAttachMapUnmapDetach(t *testing.T) {
// Verifies one teardownDevice call is made.
// Verifies there are no attach/detach calls made.
func Test_Run_Positive_VolumeUnmapControllerAttachEnabled(t *testing.T) {
// Enable BlockVolume feature gate
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
pod := &v1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod1",
@ -883,9 +871,6 @@ func Test_GenerateMapVolumeFunc_Plugin_Not_Found(t *testing.T) {
},
}
// Enable BlockVolume feature gate
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
volumePluginMgr := &volume.VolumePluginMgr{}
@ -937,9 +922,6 @@ func Test_GenerateUnmapVolumeFunc_Plugin_Not_Found(t *testing.T) {
},
}
// Enable BlockVolume feature gate
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
volumePluginMgr := &volume.VolumePluginMgr{}
@ -983,9 +965,6 @@ func Test_GenerateUnmapDeviceFunc_Plugin_Not_Found(t *testing.T) {
},
}
// Enable BlockVolume feature gate
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, true)()
for name, tc := range testCases {
t.Run(name, func(t *testing.T) {
volumePluginMgr := &volume.VolumePluginMgr{}

24
pkg/kubelet/volumemanager/volume_manager_test.go
View File

@ -30,13 +30,10 @@ import (
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/sets"
"k8s.io/apimachinery/pkg/util/wait"
utilfeature "k8s.io/apiserver/pkg/util/feature"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/client-go/kubernetes/fake"
"k8s.io/client-go/tools/record"
utiltesting "k8s.io/client-go/util/testing"
featuregatetesting "k8s.io/component-base/featuregate/testing"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/kubelet/config"
"k8s.io/kubernetes/pkg/kubelet/configmap"
containertest "k8s.io/kubernetes/pkg/kubelet/container/testing"
@ -58,11 +55,10 @@ const (
func TestGetMountedVolumesForPodAndGetVolumesInUse(t *testing.T) {
tests := []struct {
name string
pvMode, podMode v1.PersistentVolumeMode
disableBlockFeature bool
expectMount bool
expectError bool
name string
pvMode, podMode v1.PersistentVolumeMode
expectMount bool
expectError bool
}{
{
name: "filesystem volume",
@ -78,14 +74,6 @@ func TestGetMountedVolumesForPodAndGetVolumesInUse(t *testing.T) {
expectMount: true,
expectError: false,
},
{
name: "block volume with block feature off",
pvMode: v1.PersistentVolumeBlock,
podMode: v1.PersistentVolumeBlock,
disableBlockFeature: true,
expectMount: false,
expectError: false,
},
{
name: "mismatched volume",
pvMode: v1.PersistentVolumeBlock,
@ -97,10 +85,6 @@ func TestGetMountedVolumesForPodAndGetVolumesInUse(t *testing.T) {
for _, test := range tests {
t.Run(test.name, func(t *testing.T) {
if test.disableBlockFeature {
defer featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.BlockVolume, false)()
}
tmpDir, err := utiltesting.MkTmpdir("volumeManagerTest")
if err != nil {
t.Fatalf("can't make a temp dir: %v", err)

13
pkg/volume/awsebs/aws_ebs.go
View File

@ -35,8 +35,6 @@ import (
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/volume"
"k8s.io/kubernetes/pkg/volume/util"
"k8s.io/legacy-cloud-providers/aws"
@ -501,13 +499,10 @@ func (c *awsElasticBlockStoreProvisioner) Provision(selectedNode *v1.Node, allow
fstype = "ext4"
}
var volumeMode *v1.PersistentVolumeMode
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
volumeMode = c.options.PVC.Spec.VolumeMode
if volumeMode != nil && *volumeMode == v1.PersistentVolumeBlock {
// Block volumes should not have any FSType
fstype = ""
}
volumeMode := c.options.PVC.Spec.VolumeMode
if volumeMode != nil && *volumeMode == v1.PersistentVolumeBlock {
// Block volumes should not have any FSType
fstype = ""
}
pv := &v1.PersistentVolume{

13
pkg/volume/azure_dd/azure_provision.go
View File

@ -29,9 +29,7 @@ import (
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/util/sets"
utilfeature "k8s.io/apiserver/pkg/util/feature"
volumehelpers "k8s.io/cloud-provider/volume/helpers"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/volume"
"k8s.io/kubernetes/pkg/volume/util"
"k8s.io/legacy-cloud-providers/azure"
@ -286,13 +284,10 @@ func (p *azureDiskProvisioner) Provision(selectedNode *v1.Node, allowedTopologie
}
}
var volumeMode *v1.PersistentVolumeMode
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
volumeMode = p.options.PVC.Spec.VolumeMode
if volumeMode != nil && *volumeMode == v1.PersistentVolumeBlock {
// Block volumes should not have any FSType
fsType = ""
}
volumeMode := p.options.PVC.Spec.VolumeMode
if volumeMode != nil && *volumeMode == v1.PersistentVolumeBlock {
// Block volumes should not have any FSType
fsType = ""
}
pv := &v1.PersistentVolume{

13
pkg/volume/cinder/cinder.go
View File

@ -34,9 +34,7 @@ import (
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
utilfeature "k8s.io/apiserver/pkg/util/feature"
cloudprovider "k8s.io/cloud-provider"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/volume"
"k8s.io/kubernetes/pkg/volume/util"
"k8s.io/legacy-cloud-providers/openstack"
@ -572,13 +570,10 @@ func (c *cinderVolumeProvisioner) Provision(selectedNode *v1.Node, allowedTopolo
return nil, err
}
var volumeMode *v1.PersistentVolumeMode
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
volumeMode = c.options.PVC.Spec.VolumeMode
if volumeMode != nil && *volumeMode == v1.PersistentVolumeBlock {
// Block volumes should not have any FSType
fstype = ""
}
volumeMode := c.options.PVC.Spec.VolumeMode
if volumeMode != nil && *volumeMode == v1.PersistentVolumeBlock {
// Block volumes should not have any FSType
fstype = ""
}
pv := &v1.PersistentVolume{

25
pkg/volume/fc/attacher.go
View File

@ -28,8 +28,6 @@ import (
v1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/types"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/volume"
volumeutil "k8s.io/kubernetes/pkg/volume/util"
)
@ -209,26 +207,17 @@ func volumeSpecToMounter(spec *volume.Spec, host volume.VolumeHost) (*fcDiskMoun
wwids: wwids,
io: &osIOHandler{},
}
// TODO: remove feature gate check after no longer needed
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
volumeMode, err := volumeutil.GetVolumeMode(spec)
if err != nil {
return nil, err
}
klog.V(5).Infof("fc: volumeSpecToMounter volumeMode %s", volumeMode)
return &fcDiskMounter{
fcDisk: fcDisk,
fsType: fc.FSType,
volumeMode: volumeMode,
readOnly: readOnly,
mounter: volumeutil.NewSafeFormatAndMountFromHost(fcPluginName, host),
deviceUtil: volumeutil.NewDeviceHandler(volumeutil.NewIOHandler()),
mountOptions: volumeutil.MountOptionFromSpec(spec),
}, nil
volumeMode, err := volumeutil.GetVolumeMode(spec)
if err != nil {
return nil, err
}
klog.V(5).Infof("fc: volumeSpecToMounter volumeMode %s", volumeMode)
return &fcDiskMounter{
fcDisk: fcDisk,
fsType: fc.FSType,
volumeMode: volumeMode,
readOnly: readOnly,
mounter: volumeutil.NewSafeFormatAndMountFromHost(fcPluginName, host),
deviceUtil: volumeutil.NewDeviceHandler(volumeutil.NewIOHandler()),

26
pkg/volume/fc/fc.go
View File

@ -31,8 +31,6 @@ import (
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/volume"
"k8s.io/kubernetes/pkg/volume/util"
"k8s.io/kubernetes/pkg/volume/util/volumepathhandler"
@ -134,32 +132,22 @@ func (plugin *fcPlugin) newMounterInternal(spec *volume.Spec, podUID types.UID,
io: &osIOHandler{},
plugin: plugin,
}
// TODO: remove feature gate check after no longer needed
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
volumeMode, err := util.GetVolumeMode(spec)
if err != nil {
return nil, err
}
klog.V(5).Infof("fc: newMounterInternal volumeMode %s", volumeMode)
return &fcDiskMounter{
fcDisk: fcDisk,
fsType: fc.FSType,
volumeMode: volumeMode,
readOnly: readOnly,
mounter: &mount.SafeFormatAndMount{Interface: mounter, Exec: exec},
deviceUtil: util.NewDeviceHandler(util.NewIOHandler()),
mountOptions: util.MountOptionFromSpec(spec),
}, nil
volumeMode, err := util.GetVolumeMode(spec)
if err != nil {
return nil, err
}
klog.V(5).Infof("fc: newMounterInternal volumeMode %s", volumeMode)
return &fcDiskMounter{
fcDisk: fcDisk,
fsType: fc.FSType,
volumeMode: volumeMode,
readOnly: readOnly,
mounter: &mount.SafeFormatAndMount{Interface: mounter, Exec: exec},
deviceUtil: util.NewDeviceHandler(util.NewIOHandler()),
mountOptions: util.MountOptionFromSpec(spec),
}, nil
}
func (plugin *fcPlugin) NewBlockVolumeMapper(spec *volume.Spec, pod *v1.Pod, _ volume.VolumeOptions) (volume.BlockVolumeMapper, error) {

16
pkg/volume/fc/fc_util.go
View File

@ -28,8 +28,6 @@ import (
"k8s.io/utils/mount"
v1 "k8s.io/api/core/v1"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/volume"
volumeutil "k8s.io/kubernetes/pkg/volume/util"
)
@ -243,14 +241,12 @@ func (util *fcUtil) AttachDisk(b fcDiskMounter) (string, error) {
if err != nil {
return "", err
}
// TODO: remove feature gate check after no longer needed
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
// If the volumeMode is 'Block', plugin don't have to format the volume.
// The globalPDPath will be created by operationexecutor. Just return devicePath here.
klog.V(5).Infof("fc: AttachDisk volumeMode: %s, devicePath: %s", b.volumeMode, devicePath)
if b.volumeMode == v1.PersistentVolumeBlock {
return devicePath, nil
}
// If the volumeMode is 'Block', plugin don't have to format the volume.
// The globalPDPath will be created by operationexecutor. Just return devicePath here.
klog.V(5).Infof("fc: AttachDisk volumeMode: %s, devicePath: %s", b.volumeMode, devicePath)
if b.volumeMode == v1.PersistentVolumeBlock {
return devicePath, nil
}
// mount it

13
pkg/volume/gcepd/gce_pd.go
View File

@ -34,9 +34,7 @@ import (
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
utilfeature "k8s.io/apiserver/pkg/util/feature"
volumehelpers "k8s.io/cloud-provider/volume/helpers"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/volume"
"k8s.io/kubernetes/pkg/volume/util"
gcecloud "k8s.io/legacy-cloud-providers/gce"
@ -500,13 +498,10 @@ func (c *gcePersistentDiskProvisioner) Provision(selectedNode *v1.Node, allowedT
fstype = "ext4"
}
var volumeMode *v1.PersistentVolumeMode
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
volumeMode = c.options.PVC.Spec.VolumeMode
if volumeMode != nil && *volumeMode == v1.PersistentVolumeBlock {
// Block volumes should not have any FSType
fstype = ""
}
volumeMode := c.options.PVC.Spec.VolumeMode
if volumeMode != nil && *volumeMode == v1.PersistentVolumeBlock {
// Block volumes should not have any FSType
fstype = ""
}
pv := &v1.PersistentVolume{

25
pkg/volume/iscsi/attacher.go
View File

@ -27,8 +27,6 @@ import (
v1 "k8s.io/api/core/v1"
"k8s.io/apimachinery/pkg/types"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/volume"
volumeutil "k8s.io/kubernetes/pkg/volume/util"
)
@ -209,26 +207,17 @@ func volumeSpecToMounter(spec *volume.Spec, host volume.VolumeHost, targetLocks
return nil, err
}
exec := host.GetExec(iscsiPluginName)
// TODO: remove feature gate check after no longer needed
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
volumeMode, err := volumeutil.GetVolumeMode(spec)
if err != nil {
return nil, err
}
klog.V(5).Infof("iscsi: VolumeSpecToMounter volumeMode %s", volumeMode)
return &iscsiDiskMounter{
iscsiDisk: iscsiDisk,
fsType: fsType,
volumeMode: volumeMode,
readOnly: readOnly,
mounter: &mount.SafeFormatAndMount{Interface: host.GetMounter(iscsiPluginName), Exec: exec},
exec: exec,
deviceUtil: volumeutil.NewDeviceHandler(volumeutil.NewIOHandler()),
}, nil
volumeMode, err := volumeutil.GetVolumeMode(spec)
if err != nil {
return nil, err
}
klog.V(5).Infof("iscsi: VolumeSpecToMounter volumeMode %s", volumeMode)
return &iscsiDiskMounter{
iscsiDisk: iscsiDisk,
fsType: fsType,
volumeMode: volumeMode,
readOnly: readOnly,
mounter: &mount.SafeFormatAndMount{Interface: host.GetMounter(iscsiPluginName), Exec: exec},
exec: exec,

32
pkg/volume/iscsi/iscsi_util.go
View File

@ -34,8 +34,6 @@ import (
"k8s.io/utils/mount"
v1 "k8s.io/api/core/v1"
utilfeature "k8s.io/apiserver/pkg/util/feature"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/kubelet/config"
"k8s.io/kubernetes/pkg/volume"
volumeutil "k8s.io/kubernetes/pkg/volume/util"
@ -469,25 +467,23 @@ func (util *ISCSIUtil) AttachDisk(b iscsiDiskMounter) (string, error) {
// If the volumeMode is 'Block', plugin creates a dir and persists iscsi configurations.
// Since volume type is block, plugin doesn't need to format/mount the volume.
func globalPDPathOperation(b iscsiDiskMounter) func(iscsiDiskMounter, string, *ISCSIUtil) (string, error) {
// TODO: remove feature gate check after no longer needed
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
klog.V(5).Infof("iscsi: AttachDisk volumeMode: %s", b.volumeMode)
if b.volumeMode == v1.PersistentVolumeBlock {
// If the volumeMode is 'Block', plugin don't need to format the volume.
return func(b iscsiDiskMounter, devicePath string, util *ISCSIUtil) (string, error) {
globalPDPath := b.manager.MakeGlobalVDPDName(*b.iscsiDisk)
// Create dir like /var/lib/kubelet/plugins/kubernetes.io/iscsi/volumeDevices/{ifaceName}/{portal-some_iqn-lun-lun_id}
if err := os.MkdirAll(globalPDPath, 0750); err != nil {
klog.Errorf("iscsi: failed to mkdir %s, error", globalPDPath)
return "", err
}
// Persist iscsi disk config to json file for DetachDisk path
util.persistISCSI(*(b.iscsiDisk), globalPDPath)
return devicePath, nil
klog.V(5).Infof("iscsi: AttachDisk volumeMode: %s", b.volumeMode)
if b.volumeMode == v1.PersistentVolumeBlock {
// If the volumeMode is 'Block', plugin don't need to format the volume.
return func(b iscsiDiskMounter, devicePath string, util *ISCSIUtil) (string, error) {
globalPDPath := b.manager.MakeGlobalVDPDName(*b.iscsiDisk)
// Create dir like /var/lib/kubelet/plugins/kubernetes.io/iscsi/volumeDevices/{ifaceName}/{portal-some_iqn-lun-lun_id}
if err := os.MkdirAll(globalPDPath, 0750); err != nil {
klog.Errorf("iscsi: failed to mkdir %s, error", globalPDPath)
return "", err
}
// Persist iscsi disk config to json file for DetachDisk path
util.persistISCSI(*(b.iscsiDisk), globalPDPath)
return devicePath, nil
}
}
// If the volumeMode is 'Filesystem', plugin needs to format the volume
// and mount it to globalPDPath.
return func(b iscsiDiskMounter, devicePath string, util *ISCSIUtil) (string, error) {

13
pkg/volume/rbd/rbd.go
View File

@ -35,9 +35,7 @@ import (
"k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/sets"
"k8s.io/apimachinery/pkg/util/uuid"
utilfeature "k8s.io/apiserver/pkg/util/feature"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/volume"
"k8s.io/kubernetes/pkg/volume/util"
volutil "k8s.io/kubernetes/pkg/volume/util"
@ -718,13 +716,10 @@ func (r *rbdVolumeProvisioner) Provision(selectedNode *v1.Node, allowedTopologie
rbd.Keyring = keyring
}
var volumeMode *v1.PersistentVolumeMode
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
volumeMode = r.options.PVC.Spec.VolumeMode
if volumeMode != nil && *volumeMode == v1.PersistentVolumeBlock {
// Block volumes should not have any FSType
fstype = ""
}
volumeMode := r.options.PVC.Spec.VolumeMode
if volumeMode != nil && *volumeMode == v1.PersistentVolumeBlock {
// Block volumes should not have any FSType
fstype = ""
}
rbd.RadosUser = r.Id

22
pkg/volume/util/util.go
View File

@ -39,12 +39,10 @@ import (
apiruntime "k8s.io/apimachinery/pkg/runtime"
utypes "k8s.io/apimachinery/pkg/types"
"k8s.io/apimachinery/pkg/util/sets"
utilfeature "k8s.io/apiserver/pkg/util/feature"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/kubernetes/pkg/api/legacyscheme"
podutil "k8s.io/kubernetes/pkg/api/v1/pod"
v1helper "k8s.io/kubernetes/pkg/apis/core/v1/helper"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/volume"
"k8s.io/kubernetes/pkg/volume/util/types"
"k8s.io/kubernetes/pkg/volume/util/volumepathhandler"
@ -436,14 +434,12 @@ func GetPersistentVolumeClaimQualifiedName(claim *v1.PersistentVolumeClaim) stri
// CheckVolumeModeFilesystem checks VolumeMode.
// If the mode is Filesystem, return true otherwise return false.
func CheckVolumeModeFilesystem(volumeSpec *volume.Spec) (bool, error) {
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
volumeMode, err := GetVolumeMode(volumeSpec)
if err != nil {
return true, err
}
if volumeMode == v1.PersistentVolumeBlock {
return false, nil
}
volumeMode, err := GetVolumeMode(volumeSpec)
if err != nil {
return true, err
}
if volumeMode == v1.PersistentVolumeBlock {
return false, nil
}
return true, nil
}
@ -451,7 +447,7 @@ func CheckVolumeModeFilesystem(volumeSpec *volume.Spec) (bool, error) {
// CheckPersistentVolumeClaimModeBlock checks VolumeMode.
// If the mode is Block, return true otherwise return false.
func CheckPersistentVolumeClaimModeBlock(pvc *v1.PersistentVolumeClaim) bool {
return utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) && pvc.Spec.VolumeMode != nil && *pvc.Spec.VolumeMode == v1.PersistentVolumeBlock
return pvc.Spec.VolumeMode != nil && *pvc.Spec.VolumeMode == v1.PersistentVolumeBlock
}
// IsWindowsUNCPath checks if path is prefixed with \\
@ -602,9 +598,7 @@ func GetPodVolumeNames(pod *v1.Pod) (mounts sets.String, devices sets.String) {
mounts.Insert(mount.Name)
}
}
// TODO: remove feature gate check after no longer needed
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) &&
container.VolumeDevices != nil {
if container.VolumeDevices != nil {
for _, device := range container.VolumeDevices {
devices.Insert(device.Name)
}

13
pkg/volume/vsphere_volume/vsphere_volume.go
View File

@ -33,9 +33,7 @@ import (
"k8s.io/apimachinery/pkg/api/resource"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/apimachinery/pkg/types"
utilfeature "k8s.io/apiserver/pkg/util/feature"
volumehelpers "k8s.io/cloud-provider/volume/helpers"
"k8s.io/kubernetes/pkg/features"
"k8s.io/kubernetes/pkg/volume"
"k8s.io/kubernetes/pkg/volume/util"
)
@ -382,13 +380,10 @@ func (v *vsphereVolumeProvisioner) Provision(selectedNode *v1.Node, allowedTopol
volSpec.Fstype = "ext4"
}
var volumeMode *v1.PersistentVolumeMode
if utilfeature.DefaultFeatureGate.Enabled(features.BlockVolume) {
volumeMode = v.options.PVC.Spec.VolumeMode
if volumeMode != nil && *volumeMode == v1.PersistentVolumeBlock {
klog.V(5).Infof("vSphere block volume should not have any FSType")
volSpec.Fstype = ""
}
volumeMode := v.options.PVC.Spec.VolumeMode
if volumeMode != nil && *volumeMode == v1.PersistentVolumeBlock {
klog.V(5).Infof("vSphere block volume should not have any FSType")
volSpec.Fstype = ""
}
pv := &v1.PersistentVolume{

4
staging/src/k8s.io/api/core/v1/types.go
View File

@ -331,7 +331,6 @@ type PersistentVolumeSpec struct {
MountOptions []string `json:"mountOptions,omitempty" protobuf:"bytes,7,opt,name=mountOptions"`
// volumeMode defines if a volume is intended to be used with a formatted filesystem
// or to remain in raw block state. Value of Filesystem is implied when not included in spec.
// This is a beta feature.
// +optional
VolumeMode *PersistentVolumeMode `json:"volumeMode,omitempty" protobuf:"bytes,8,opt,name=volumeMode,casttype=PersistentVolumeMode"`
// NodeAffinity defines constraints that limit what nodes this volume can be accessed from.
@ -460,7 +459,6 @@ type PersistentVolumeClaimSpec struct {
StorageClassName *string `json:"storageClassName,omitempty" protobuf:"bytes,5,opt,name=storageClassName"`
// volumeMode defines what type of volume is required by the claim.
// Value of Filesystem is implied when not included in claim spec.
// This is a beta feature.
// +optional
VolumeMode *PersistentVolumeMode `json:"volumeMode,omitempty" protobuf:"bytes,6,opt,name=volumeMode,casttype=PersistentVolumeMode"`
// This field requires the VolumeSnapshotDataSource alpha feature gate to be
@ -2181,7 +2179,6 @@ type Container struct {
// +patchStrategy=merge
VolumeMounts []VolumeMount `json:"volumeMounts,omitempty" patchStrategy:"merge" patchMergeKey:"mountPath" protobuf:"bytes,9,rep,name=volumeMounts"`
// volumeDevices is the list of block devices to be used by the container.
// This is a beta feature.
// +patchMergeKey=devicePath
// +patchStrategy=merge
// +optional
@ -3298,7 +3295,6 @@ type EphemeralContainerCommon struct {
// +patchStrategy=merge
VolumeMounts []VolumeMount `json:"volumeMounts,omitempty" patchStrategy:"merge" patchMergeKey:"mountPath" protobuf:"bytes,9,rep,name=volumeMounts"`
// volumeDevices is the list of block devices to be used by the container.
// This is a beta feature.
// +patchMergeKey=devicePath
// +patchStrategy=merge
// +optional