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Merge pull request #111982 from cvvz/kubelet-del-unnecessary-code

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cleanup: delete useless code from kubelet volumemanager
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Kubernetes Prow Robot 2023-02-14 10:31:31 -08:00 committed by GitHub
commit 5071c4f57e
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3 changed files with 26 additions and 49 deletions
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15
pkg/kubelet/volumemanager/populator/desired_state_of_world_populator.go
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@ -90,7 +90,6 @@ type podStateProvider interface {
func NewDesiredStateOfWorldPopulator( func NewDesiredStateOfWorldPopulator(
kubeClient clientset.Interface, kubeClient clientset.Interface,
loopSleepDuration time.Duration, loopSleepDuration time.Duration,
getPodStatusRetryDuration time.Duration,
podManager pod.Manager, podManager pod.Manager,
podStateProvider podStateProvider, podStateProvider podStateProvider,
desiredStateOfWorld cache.DesiredStateOfWorld, desiredStateOfWorld cache.DesiredStateOfWorld,
@ -103,7 +102,6 @@ func NewDesiredStateOfWorldPopulator(
return &desiredStateOfWorldPopulator{ return &desiredStateOfWorldPopulator{
kubeClient: kubeClient, kubeClient: kubeClient,
loopSleepDuration: loopSleepDuration, loopSleepDuration: loopSleepDuration,
getPodStatusRetryDuration: getPodStatusRetryDuration,
podManager: podManager, podManager: podManager,
podStateProvider: podStateProvider, podStateProvider: podStateProvider,
desiredStateOfWorld: desiredStateOfWorld, desiredStateOfWorld: desiredStateOfWorld,
@ -123,14 +121,12 @@ func NewDesiredStateOfWorldPopulator(
type desiredStateOfWorldPopulator struct { type desiredStateOfWorldPopulator struct {
kubeClient clientset.Interface kubeClient clientset.Interface
loopSleepDuration time.Duration loopSleepDuration time.Duration
getPodStatusRetryDuration time.Duration
podManager pod.Manager podManager pod.Manager
podStateProvider podStateProvider podStateProvider podStateProvider
desiredStateOfWorld cache.DesiredStateOfWorld desiredStateOfWorld cache.DesiredStateOfWorld
actualStateOfWorld cache.ActualStateOfWorld actualStateOfWorld cache.ActualStateOfWorld
pods processedPods pods processedPods
kubeContainerRuntime kubecontainer.Runtime kubeContainerRuntime kubecontainer.Runtime
timeOfLastGetPodStatus time.Time
keepTerminatedPodVolumes bool keepTerminatedPodVolumes bool
hasAddedPods bool hasAddedPods bool
hasAddedPodsLock sync.RWMutex hasAddedPodsLock sync.RWMutex
@ -174,17 +170,6 @@ func (dswp *desiredStateOfWorldPopulator) HasAddedPods() bool {
func (dswp *desiredStateOfWorldPopulator) populatorLoop() { func (dswp *desiredStateOfWorldPopulator) populatorLoop() {
dswp.findAndAddNewPods() dswp.findAndAddNewPods()
// findAndRemoveDeletedPods() calls out to the container runtime to
// determine if the containers for a given pod are terminated. This is
// an expensive operation, therefore we limit the rate that
// findAndRemoveDeletedPods() is called independently of the main
// populator loop.
if time.Since(dswp.timeOfLastGetPodStatus) < dswp.getPodStatusRetryDuration {
klog.V(5).InfoS("Skipping findAndRemoveDeletedPods(). ", "nextRetryTime", dswp.timeOfLastGetPodStatus.Add(dswp.getPodStatusRetryDuration), "retryDuration", dswp.getPodStatusRetryDuration)
return
}
dswp.findAndRemoveDeletedPods() dswp.findAndRemoveDeletedPods()
} }

1
pkg/kubelet/volumemanager/populator/desired_state_of_world_populator_test.go
View File

@ -1615,7 +1615,6 @@ func createDswpWithVolumeWithCustomPluginMgr(t *testing.T, pv *v1.PersistentVolu
dswp := &desiredStateOfWorldPopulator{ dswp := &desiredStateOfWorldPopulator{
kubeClient: fakeClient, kubeClient: fakeClient,
loopSleepDuration: 100 * time.Millisecond, loopSleepDuration: 100 * time.Millisecond,
getPodStatusRetryDuration: 2 * time.Second,
podManager: fakePodManager, podManager: fakePodManager,
podStateProvider: fakeStateProvider, podStateProvider: fakeStateProvider,
desiredStateOfWorld: fakesDSW, desiredStateOfWorld: fakesDSW,

7
pkg/kubelet/volumemanager/volume_manager.go
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@ -61,12 +61,6 @@ const (
// DesiredStateOfWorldPopulator loop waits between successive executions // DesiredStateOfWorldPopulator loop waits between successive executions
desiredStateOfWorldPopulatorLoopSleepPeriod = 100 * time.Millisecond desiredStateOfWorldPopulatorLoopSleepPeriod = 100 * time.Millisecond
// desiredStateOfWorldPopulatorGetPodStatusRetryDuration is the amount of
// time the DesiredStateOfWorldPopulator loop waits between successive pod
// cleanup calls (to prevent calling containerruntime.GetPodStatus too
// frequently).
desiredStateOfWorldPopulatorGetPodStatusRetryDuration = 2 * time.Second
// podAttachAndMountTimeout is the maximum amount of time the // podAttachAndMountTimeout is the maximum amount of time the
// WaitForAttachAndMount call will wait for all volumes in the specified pod // WaitForAttachAndMount call will wait for all volumes in the specified pod
// to be attached and mounted. Even though cloud operations can take several // to be attached and mounted. Even though cloud operations can take several
@ -205,7 +199,6 @@ func NewVolumeManager(
vm.desiredStateOfWorldPopulator = populator.NewDesiredStateOfWorldPopulator( vm.desiredStateOfWorldPopulator = populator.NewDesiredStateOfWorldPopulator(
kubeClient, kubeClient,
desiredStateOfWorldPopulatorLoopSleepPeriod, desiredStateOfWorldPopulatorLoopSleepPeriod,
desiredStateOfWorldPopulatorGetPodStatusRetryDuration,
podManager, podManager,
podStateProvider, podStateProvider,
vm.desiredStateOfWorld, vm.desiredStateOfWorld,