package scheduler

import "k8s.io/kubernetes/pkg/scheduler"

Index ¶

• Constants
• func AddAllEventHandlers( sched *Scheduler, schedulerName string, nodeInformer coreinformers.NodeInformer, podInformer coreinformers.PodInformer, pvInformer coreinformers.PersistentVolumeInformer, pvcInformer coreinformers.PersistentVolumeClaimInformer, replicationControllerInformer coreinformers.ReplicationControllerInformer, replicaSetInformer appsinformers.ReplicaSetInformer, statefulSetInformer appsinformers.StatefulSetInformer, serviceInformer coreinformers.ServiceInformer, pdbInformer policyinformers.PodDisruptionBudgetInformer, storageClassInformer storageinformers.StorageClassInformer, )
• type EmptyPluginSet
• func (r EmptyPluginSet) Data() *plugins.PluginData
• func (r EmptyPluginSet) PrebindPlugins() []plugins.PrebindPlugin
• func (r EmptyPluginSet) ReservePlugins() []plugins.ReservePlugin
• type FakeConfigurator
• func (fc *FakeConfigurator) Create() (*factory.Config, error)
• func (fc *FakeConfigurator) CreateFromConfig(policy schedulerapi.Policy) (*factory.Config, error)
• func (fc *FakeConfigurator) CreateFromKeys(predicateKeys, priorityKeys sets.String, extenders []algorithm.SchedulerExtender) (*factory.Config, error)
• func (fc *FakeConfigurator) CreateFromProvider(providerName string) (*factory.Config, error)
• func (fc *FakeConfigurator) GetClient() clientset.Interface
• func (fc *FakeConfigurator) GetHardPodAffinitySymmetricWeight() int32
• func (fc *FakeConfigurator) GetNodeLister() corelisters.NodeLister
• func (fc *FakeConfigurator) GetPredicateMetadataProducer() (predicates.PredicateMetadataProducer, error)
• func (fc *FakeConfigurator) GetPredicates(predicateKeys sets.String) (map[string]predicates.FitPredicate, error)
• func (fc *FakeConfigurator) GetScheduledPodLister() corelisters.PodLister
• func (fc *FakeConfigurator) MakeDefaultErrorFunc(backoff *util.PodBackoff, podQueue internalqueue.SchedulingQueue) func(pod *v1.Pod, err error)
• type Option
• func WithBindTimeoutSeconds(bindTimeoutSeconds int64) Option
• func WithHardPodAffinitySymmetricWeight(hardPodAffinitySymmetricWeight int32) Option
• func WithName(schedulerName string) Option
• func WithPercentageOfNodesToScore(percentageOfNodesToScore int32) Option
• func WithPreemptionDisabled(disablePreemption bool) Option
• type Scheduler
• func New(client clientset.Interface, nodeInformer coreinformers.NodeInformer, podInformer coreinformers.PodInformer, pvInformer coreinformers.PersistentVolumeInformer, pvcInformer coreinformers.PersistentVolumeClaimInformer, replicationControllerInformer coreinformers.ReplicationControllerInformer, replicaSetInformer appsinformers.ReplicaSetInformer, statefulSetInformer appsinformers.StatefulSetInformer, serviceInformer coreinformers.ServiceInformer, pdbInformer policyinformers.PodDisruptionBudgetInformer, storageClassInformer storageinformers.StorageClassInformer, recorder record.EventRecorder, schedulerAlgorithmSource kubeschedulerconfig.SchedulerAlgorithmSource, stopCh <-chan struct{}, opts ...func(o *schedulerOptions)) (*Scheduler, error)
• func NewFromConfig(config *factory.Config) *Scheduler
• func (sched *Scheduler) Cache() schedulerinternalcache.Cache
• func (sched *Scheduler) Config() *factory.Config
• func (sched *Scheduler) Run()

Constants ¶

const (
	// BindTimeoutSeconds defines the default bind timeout
	BindTimeoutSeconds = 100
	// SchedulerError is the reason recorded for events when an error occurs during scheduling a pod.
	SchedulerError = "SchedulerError"
)

Functions ¶

func AddAllEventHandlers ¶

func AddAllEventHandlers(
	sched *Scheduler,
	schedulerName string,
	nodeInformer coreinformers.NodeInformer,
	podInformer coreinformers.PodInformer,
	pvInformer coreinformers.PersistentVolumeInformer,
	pvcInformer coreinformers.PersistentVolumeClaimInformer,
	replicationControllerInformer coreinformers.ReplicationControllerInformer,
	replicaSetInformer appsinformers.ReplicaSetInformer,
	statefulSetInformer appsinformers.StatefulSetInformer,
	serviceInformer coreinformers.ServiceInformer,
	pdbInformer policyinformers.PodDisruptionBudgetInformer,
	storageClassInformer storageinformers.StorageClassInformer,
)

AddAllEventHandlers is a helper function used in tests and in Scheduler to add event handlers for various informers.

Types ¶

type EmptyPluginSet ¶

type EmptyPluginSet struct{}

EmptyPluginSet is the default plugin registrar used by the default scheduler.

func (EmptyPluginSet) Data ¶

func (r EmptyPluginSet) Data() *plugins.PluginData

Data returns a pointer to PluginData.

func (EmptyPluginSet) PrebindPlugins ¶

func (r EmptyPluginSet) PrebindPlugins() []plugins.PrebindPlugin

PrebindPlugins returns a slice of default prebind plugins.

func (EmptyPluginSet) ReservePlugins ¶

func (r EmptyPluginSet) ReservePlugins() []plugins.ReservePlugin

ReservePlugins returns a slice of default reserve plugins.

type FakeConfigurator ¶

type FakeConfigurator struct {
	Config *factory.Config
}

FakeConfigurator is an implementation for test.

func (*FakeConfigurator) Create ¶

func (fc *FakeConfigurator) Create() (*factory.Config, error)

Create returns FakeConfigurator.Config

func (*FakeConfigurator) CreateFromConfig ¶

func (fc *FakeConfigurator) CreateFromConfig(policy schedulerapi.Policy) (*factory.Config, error)

CreateFromConfig returns FakeConfigurator.Config

func (*FakeConfigurator) CreateFromKeys ¶

func (fc *FakeConfigurator) CreateFromKeys(predicateKeys, priorityKeys sets.String, extenders []algorithm.SchedulerExtender) (*factory.Config, error)

CreateFromKeys returns FakeConfigurator.Config

func (*FakeConfigurator) CreateFromProvider ¶

func (fc *FakeConfigurator) CreateFromProvider(providerName string) (*factory.Config, error)

CreateFromProvider returns FakeConfigurator.Config

func (*FakeConfigurator) GetClient ¶

func (fc *FakeConfigurator) GetClient() clientset.Interface

GetClient is not implemented yet.

func (*FakeConfigurator) GetHardPodAffinitySymmetricWeight ¶

func (fc *FakeConfigurator) GetHardPodAffinitySymmetricWeight() int32

GetHardPodAffinitySymmetricWeight is not implemented yet.

func (*FakeConfigurator) GetNodeLister ¶

func (fc *FakeConfigurator) GetNodeLister() corelisters.NodeLister

GetNodeLister is not implemented yet.

func (*FakeConfigurator) GetPredicateMetadataProducer ¶

func (fc *FakeConfigurator) GetPredicateMetadataProducer() (predicates.PredicateMetadataProducer, error)

GetPredicateMetadataProducer is not implemented yet.

func (*FakeConfigurator) GetPredicates ¶

func (fc *FakeConfigurator) GetPredicates(predicateKeys sets.String) (map[string]predicates.FitPredicate, error)

GetPredicates is not implemented yet.

func (*FakeConfigurator) GetScheduledPodLister ¶

func (fc *FakeConfigurator) GetScheduledPodLister() corelisters.PodLister

GetScheduledPodLister is not implemented yet.

func (*FakeConfigurator) MakeDefaultErrorFunc ¶

func (fc *FakeConfigurator) MakeDefaultErrorFunc(backoff *util.PodBackoff, podQueue internalqueue.SchedulingQueue) func(pod *v1.Pod, err error)

MakeDefaultErrorFunc is not implemented yet.

type Option ¶

type Option func(*schedulerOptions)

Option configures a Scheduler

func WithBindTimeoutSeconds ¶

func WithBindTimeoutSeconds(bindTimeoutSeconds int64) Option

WithBindTimeoutSeconds sets bindTimeoutSeconds for Scheduler, the default value is 100

func WithHardPodAffinitySymmetricWeight ¶

func WithHardPodAffinitySymmetricWeight(hardPodAffinitySymmetricWeight int32) Option

WithHardPodAffinitySymmetricWeight sets hardPodAffinitySymmetricWeight for Scheduler, the default value is 1

func WithName ¶

func WithName(schedulerName string) Option

WithName sets schedulerName for Scheduler, the default schedulerName is default-scheduler

func WithPercentageOfNodesToScore ¶

func WithPercentageOfNodesToScore(percentageOfNodesToScore int32) Option

WithPercentageOfNodesToScore sets percentageOfNodesToScore for Scheduler, the default value is 50

func WithPreemptionDisabled ¶

func WithPreemptionDisabled(disablePreemption bool) Option

WithPreemptionDisabled sets disablePreemption for Scheduler, the default value is false

type Scheduler ¶

type Scheduler struct {
	// contains filtered or unexported fields
}

Scheduler watches for new unscheduled pods. It attempts to find nodes that they fit on and writes bindings back to the api server.

func New ¶

func New(client clientset.Interface,
	nodeInformer coreinformers.NodeInformer,
	podInformer coreinformers.PodInformer,
	pvInformer coreinformers.PersistentVolumeInformer,
	pvcInformer coreinformers.PersistentVolumeClaimInformer,
	replicationControllerInformer coreinformers.ReplicationControllerInformer,
	replicaSetInformer appsinformers.ReplicaSetInformer,
	statefulSetInformer appsinformers.StatefulSetInformer,
	serviceInformer coreinformers.ServiceInformer,
	pdbInformer policyinformers.PodDisruptionBudgetInformer,
	storageClassInformer storageinformers.StorageClassInformer,
	recorder record.EventRecorder,
	schedulerAlgorithmSource kubeschedulerconfig.SchedulerAlgorithmSource,
	stopCh <-chan struct{},
	opts ...func(o *schedulerOptions)) (*Scheduler, error)

New returns a Scheduler

func NewFromConfig ¶

func NewFromConfig(config *factory.Config) *Scheduler

NewFromConfig returns a new scheduler using the provided Config.

func (*Scheduler) Cache ¶

func (sched *Scheduler) Cache() schedulerinternalcache.Cache

Cache returns the cache in scheduler for test to check the data in scheduler.

func (*Scheduler) Config ¶

func (sched *Scheduler) Config() *factory.Config

Config returns scheduler's config pointer. It is exposed for testing purposes.

func (*Scheduler) Run ¶

func (sched *Scheduler) Run()

Run begins watching and scheduling. It waits for cache to be synced, then starts a goroutine and returns immediately.

Source Files ¶

eventhandlers.go scheduler.go testutil.go

Directories ¶