Rename "new" reconstruction just to reconstruction

There is no "old" reconstruction, so remove "_new" from the file names and
function names.
This commit is contained in:
Jan Safranek 2024-02-22 10:11:58 +01:00
parent 2a2542289f
commit 2e92036576
6 changed files with 112 additions and 152 deletions

View File

@ -21,10 +21,7 @@ import (
"k8s.io/klog/v2"
)
// TODO: move to reconciler.go and remove old code there when NewVolumeManagerReconstruction is GA
// TODO: Replace Run() when NewVolumeManagerReconstruction is GA
func (rc *reconciler) runNew(stopCh <-chan struct{}) {
func (rc *reconciler) Run(stopCh <-chan struct{}) {
rc.reconstructVolumes()
klog.InfoS("Reconciler: start to sync state")
wait.Until(rc.reconcileNew, rc.loopSleepDuration, stopCh)

View File

@ -146,10 +146,6 @@ type reconciler struct {
volumesNeedReportedInUse []v1.UniqueVolumeName
}
func (rc *reconciler) Run(stopCh <-chan struct{}) {
rc.runNew(stopCh)
}
func (rc *reconciler) unmountVolumes() {
// Ensure volumes that should be unmounted are unmounted.
for _, mountedVolume := range rc.actualStateOfWorld.GetAllMountedVolumes() {

View File

@ -1,144 +0,0 @@
/*
Copyright 2023 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 reconciler
import (
"testing"
"github.com/stretchr/testify/assert"
v1 "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/tools/record"
"k8s.io/kubernetes/pkg/kubelet/volumemanager/cache"
"k8s.io/kubernetes/pkg/volume"
volumetesting "k8s.io/kubernetes/pkg/volume/testing"
"k8s.io/kubernetes/pkg/volume/util"
"k8s.io/kubernetes/pkg/volume/util/hostutil"
"k8s.io/kubernetes/pkg/volume/util/operationexecutor"
"k8s.io/mount-utils"
)
func TestReconcileWithUpdateReconstructedFromAPIServer(t *testing.T) {
// Calls Run() with two reconstructed volumes.
// Verifies the devicePaths + volume attachability are reconstructed from node.status.
// Arrange
node := &v1.Node{
ObjectMeta: metav1.ObjectMeta{
Name: string(nodeName),
},
Status: v1.NodeStatus{
VolumesAttached: []v1.AttachedVolume{
{
Name: "fake-plugin/fake-device1",
DevicePath: "fake/path",
},
},
},
}
volumePluginMgr, fakePlugin := volumetesting.GetTestKubeletVolumePluginMgrWithNode(t, node)
seLinuxTranslator := util.NewFakeSELinuxLabelTranslator()
dsw := cache.NewDesiredStateOfWorld(volumePluginMgr, seLinuxTranslator)
asw := cache.NewActualStateOfWorld(nodeName, volumePluginMgr)
kubeClient := createTestClient()
fakeRecorder := &record.FakeRecorder{}
fakeHandler := volumetesting.NewBlockVolumePathHandler()
oex := operationexecutor.NewOperationExecutor(operationexecutor.NewOperationGenerator(
kubeClient,
volumePluginMgr,
fakeRecorder,
fakeHandler))
rc := NewReconciler(
kubeClient,
true, /* controllerAttachDetachEnabled */
reconcilerLoopSleepDuration,
waitForAttachTimeout,
nodeName,
dsw,
asw,
hasAddedPods,
oex,
mount.NewFakeMounter(nil),
hostutil.NewFakeHostUtil(nil),
volumePluginMgr,
kubeletPodsDir)
reconciler := rc.(*reconciler)
// The pod has two volumes, fake-device1 is attachable, fake-device2 is not.
pod := &v1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod1",
UID: "pod1uid",
},
Spec: v1.PodSpec{
Volumes: []v1.Volume{
{
Name: "volume-name",
VolumeSource: v1.VolumeSource{
GCEPersistentDisk: &v1.GCEPersistentDiskVolumeSource{
PDName: "fake-device1",
},
},
},
{
Name: "volume-name2",
VolumeSource: v1.VolumeSource{
GCEPersistentDisk: &v1.GCEPersistentDiskVolumeSource{
PDName: "fake-device2",
},
},
},
},
},
}
volumeSpec1 := &volume.Spec{Volume: &pod.Spec.Volumes[0]}
volumeName1 := util.GetUniqueVolumeName(fakePlugin.GetPluginName(), "fake-device1")
volumeSpec2 := &volume.Spec{Volume: &pod.Spec.Volumes[1]}
volumeName2 := util.GetUniqueVolumeName(fakePlugin.GetPluginName(), "fake-device2")
assert.NoError(t, asw.AddAttachUncertainReconstructedVolume(volumeName1, volumeSpec1, nodeName, ""))
assert.NoError(t, asw.MarkDeviceAsUncertain(volumeName1, "/dev/badly/reconstructed", "/var/lib/kubelet/plugins/global1", ""))
assert.NoError(t, asw.AddAttachUncertainReconstructedVolume(volumeName2, volumeSpec2, nodeName, ""))
assert.NoError(t, asw.MarkDeviceAsUncertain(volumeName2, "/dev/reconstructed", "/var/lib/kubelet/plugins/global2", ""))
assert.False(t, reconciler.StatesHasBeenSynced())
reconciler.volumesNeedUpdateFromNodeStatus = append(reconciler.volumesNeedUpdateFromNodeStatus, volumeName1, volumeName2)
// Act - run reconcile loop just once.
// "volumesNeedUpdateFromNodeStatus" is not empty, so no unmount will be triggered.
reconciler.reconcileNew()
// Assert
assert.True(t, reconciler.StatesHasBeenSynced())
assert.Empty(t, reconciler.volumesNeedUpdateFromNodeStatus)
attachedVolumes := asw.GetAttachedVolumes()
assert.Equalf(t, len(attachedVolumes), 2, "two volumes in ASW expected")
for _, vol := range attachedVolumes {
if vol.VolumeName == volumeName1 {
// devicePath + attachability must have been updated from node.status
assert.True(t, vol.PluginIsAttachable)
assert.Equal(t, vol.DevicePath, "fake/path")
}
if vol.VolumeName == volumeName2 {
// only attachability was updated from node.status
assert.False(t, vol.PluginIsAttachable)
assert.Equal(t, vol.DevicePath, "/dev/reconstructed")
}
}
}

View File

@ -2292,3 +2292,114 @@ func getReconciler(kubeletDir string, t *testing.T, volumePaths []string, kubeCl
tmpKubeletPodDir)
return rc, fakePlugin
}
func TestReconcileWithUpdateReconstructedFromAPIServer(t *testing.T) {
// Calls Run() with two reconstructed volumes.
// Verifies the devicePaths + volume attachability are reconstructed from node.status.
// Arrange
node := &v1.Node{
ObjectMeta: metav1.ObjectMeta{
Name: string(nodeName),
},
Status: v1.NodeStatus{
VolumesAttached: []v1.AttachedVolume{
{
Name: "fake-plugin/fake-device1",
DevicePath: "fake/path",
},
},
},
}
volumePluginMgr, fakePlugin := volumetesting.GetTestKubeletVolumePluginMgrWithNode(t, node)
seLinuxTranslator := util.NewFakeSELinuxLabelTranslator()
dsw := cache.NewDesiredStateOfWorld(volumePluginMgr, seLinuxTranslator)
asw := cache.NewActualStateOfWorld(nodeName, volumePluginMgr)
kubeClient := createTestClient()
fakeRecorder := &record.FakeRecorder{}
fakeHandler := volumetesting.NewBlockVolumePathHandler()
oex := operationexecutor.NewOperationExecutor(operationexecutor.NewOperationGenerator(
kubeClient,
volumePluginMgr,
fakeRecorder,
fakeHandler))
rc := NewReconciler(
kubeClient,
true, /* controllerAttachDetachEnabled */
reconcilerLoopSleepDuration,
waitForAttachTimeout,
nodeName,
dsw,
asw,
hasAddedPods,
oex,
mount.NewFakeMounter(nil),
hostutil.NewFakeHostUtil(nil),
volumePluginMgr,
kubeletPodsDir)
reconciler := rc.(*reconciler)
// The pod has two volumes, fake-device1 is attachable, fake-device2 is not.
pod := &v1.Pod{
ObjectMeta: metav1.ObjectMeta{
Name: "pod1",
UID: "pod1uid",
},
Spec: v1.PodSpec{
Volumes: []v1.Volume{
{
Name: "volume-name",
VolumeSource: v1.VolumeSource{
GCEPersistentDisk: &v1.GCEPersistentDiskVolumeSource{
PDName: "fake-device1",
},
},
},
{
Name: "volume-name2",
VolumeSource: v1.VolumeSource{
GCEPersistentDisk: &v1.GCEPersistentDiskVolumeSource{
PDName: "fake-device2",
},
},
},
},
},
}
volumeSpec1 := &volume.Spec{Volume: &pod.Spec.Volumes[0]}
volumeName1 := util.GetUniqueVolumeName(fakePlugin.GetPluginName(), "fake-device1")
volumeSpec2 := &volume.Spec{Volume: &pod.Spec.Volumes[1]}
volumeName2 := util.GetUniqueVolumeName(fakePlugin.GetPluginName(), "fake-device2")
assert.NoError(t, asw.AddAttachUncertainReconstructedVolume(volumeName1, volumeSpec1, nodeName, ""))
assert.NoError(t, asw.MarkDeviceAsUncertain(volumeName1, "/dev/badly/reconstructed", "/var/lib/kubelet/plugins/global1", ""))
assert.NoError(t, asw.AddAttachUncertainReconstructedVolume(volumeName2, volumeSpec2, nodeName, ""))
assert.NoError(t, asw.MarkDeviceAsUncertain(volumeName2, "/dev/reconstructed", "/var/lib/kubelet/plugins/global2", ""))
assert.False(t, reconciler.StatesHasBeenSynced())
reconciler.volumesNeedUpdateFromNodeStatus = append(reconciler.volumesNeedUpdateFromNodeStatus, volumeName1, volumeName2)
// Act - run reconcile loop just once.
// "volumesNeedUpdateFromNodeStatus" is not empty, so no unmount will be triggered.
reconciler.reconcileNew()
// Assert
assert.True(t, reconciler.StatesHasBeenSynced())
assert.Empty(t, reconciler.volumesNeedUpdateFromNodeStatus)
attachedVolumes := asw.GetAttachedVolumes()
assert.Equalf(t, len(attachedVolumes), 2, "two volumes in ASW expected")
for _, vol := range attachedVolumes {
if vol.VolumeName == volumeName1 {
// devicePath + attachability must have been updated from node.status
assert.True(t, vol.PluginIsAttachable)
assert.Equal(t, vol.DevicePath, "fake/path")
}
if vol.VolumeName == volumeName2 {
// only attachability was updated from node.status
assert.False(t, vol.PluginIsAttachable)
assert.Equal(t, vol.DevicePath, "/dev/reconstructed")
}
}
}