Merge pull request #108269 from kerthcet/refactor/rename-schedulercache-to-cache

refactor: rename SchedulerCache to Cache in Scheduler
This commit is contained in:
Kubernetes Prow Robot
2022-02-24 14:46:13 -08:00
committed by GitHub
9 changed files with 102 additions and 104 deletions

View File

@@ -65,9 +65,9 @@ const (
// Scheduler watches for new unscheduled pods. It attempts to find
// nodes that they fit on and writes bindings back to the api server.
type Scheduler struct {
// It is expected that changes made via SchedulerCache will be observed
// It is expected that changes made via Cache will be observed
// by NodeLister and Algorithm.
SchedulerCache internalcache.Cache
Cache internalcache.Cache
Algorithm ScheduleAlgorithm
@@ -367,7 +367,7 @@ func (sched *Scheduler) assume(assumed *v1.Pod, host string) error {
// immediately.
assumed.Spec.NodeName = host
if err := sched.SchedulerCache.AssumePod(assumed); err != nil {
if err := sched.Cache.AssumePod(assumed); err != nil {
klog.ErrorS(err, "Scheduler cache AssumePod failed")
return err
}
@@ -416,7 +416,7 @@ func (sched *Scheduler) extendersBinding(pod *v1.Pod, node string) (bool, error)
}
func (sched *Scheduler) finishBinding(fwk framework.Framework, assumed *v1.Pod, targetNode string, err error) {
if finErr := sched.SchedulerCache.FinishBinding(assumed); finErr != nil {
if finErr := sched.Cache.FinishBinding(assumed); finErr != nil {
klog.ErrorS(finErr, "Scheduler cache FinishBinding failed")
}
if err != nil {
@@ -524,7 +524,7 @@ func (sched *Scheduler) scheduleOne(ctx context.Context) {
metrics.PodScheduleError(fwk.ProfileName(), metrics.SinceInSeconds(start))
// trigger un-reserve to clean up state associated with the reserved Pod
fwk.RunReservePluginsUnreserve(schedulingCycleCtx, state, assumedPod, scheduleResult.SuggestedHost)
if forgetErr := sched.SchedulerCache.ForgetPod(assumedPod); forgetErr != nil {
if forgetErr := sched.Cache.ForgetPod(assumedPod); forgetErr != nil {
klog.ErrorS(forgetErr, "Scheduler cache ForgetPod failed")
}
sched.handleSchedulingFailure(fwk, assumedPodInfo, sts.AsError(), SchedulerError, clearNominatedNode)
@@ -544,7 +544,7 @@ func (sched *Scheduler) scheduleOne(ctx context.Context) {
}
// One of the plugins returned status different than success or wait.
fwk.RunReservePluginsUnreserve(schedulingCycleCtx, state, assumedPod, scheduleResult.SuggestedHost)
if forgetErr := sched.SchedulerCache.ForgetPod(assumedPod); forgetErr != nil {
if forgetErr := sched.Cache.ForgetPod(assumedPod); forgetErr != nil {
klog.ErrorS(forgetErr, "Scheduler cache ForgetPod failed")
}
sched.handleSchedulingFailure(fwk, assumedPodInfo, runPermitStatus.AsError(), reason, clearNominatedNode)
@@ -577,7 +577,7 @@ func (sched *Scheduler) scheduleOne(ctx context.Context) {
}
// trigger un-reserve plugins to clean up state associated with the reserved Pod
fwk.RunReservePluginsUnreserve(bindingCycleCtx, state, assumedPod, scheduleResult.SuggestedHost)
if forgetErr := sched.SchedulerCache.ForgetPod(assumedPod); forgetErr != nil {
if forgetErr := sched.Cache.ForgetPod(assumedPod); forgetErr != nil {
klog.ErrorS(forgetErr, "scheduler cache ForgetPod failed")
} else {
// "Forget"ing an assumed Pod in binding cycle should be treated as a PodDelete event,
@@ -600,7 +600,7 @@ func (sched *Scheduler) scheduleOne(ctx context.Context) {
metrics.PodScheduleError(fwk.ProfileName(), metrics.SinceInSeconds(start))
// trigger un-reserve plugins to clean up state associated with the reserved Pod
fwk.RunReservePluginsUnreserve(bindingCycleCtx, state, assumedPod, scheduleResult.SuggestedHost)
if forgetErr := sched.SchedulerCache.ForgetPod(assumedPod); forgetErr != nil {
if forgetErr := sched.Cache.ForgetPod(assumedPod); forgetErr != nil {
klog.ErrorS(forgetErr, "scheduler cache ForgetPod failed")
} else {
// "Forget"ing an assumed Pod in binding cycle should be treated as a PodDelete event,
@@ -617,7 +617,7 @@ func (sched *Scheduler) scheduleOne(ctx context.Context) {
metrics.PodScheduleError(fwk.ProfileName(), metrics.SinceInSeconds(start))
// trigger un-reserve plugins to clean up state associated with the reserved Pod
fwk.RunReservePluginsUnreserve(bindingCycleCtx, state, assumedPod, scheduleResult.SuggestedHost)
if err := sched.SchedulerCache.ForgetPod(assumedPod); err != nil {
if err := sched.Cache.ForgetPod(assumedPod); err != nil {
klog.ErrorS(err, "scheduler cache ForgetPod failed")
} else {
// "Forget"ing an assumed Pod in binding cycle should be treated as a PodDelete event,
@@ -675,7 +675,7 @@ func (sched *Scheduler) skipPodSchedule(fwk framework.Framework, pod *v1.Pod) bo
// Case 2: pod that has been assumed could be skipped.
// An assumed pod can be added again to the scheduling queue if it got an update event
// during its previous scheduling cycle but before getting assumed.
isAssumed, err := sched.SchedulerCache.IsAssumedPod(pod)
isAssumed, err := sched.Cache.IsAssumedPod(pod)
if err != nil {
utilruntime.HandleError(fmt.Errorf("failed to check whether pod %s/%s is assumed: %v", pod.Namespace, pod.Name, err))
return false