util

package
v1.6.0 Latest Latest
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 Go to latest Published: Jun 11, 2022 License: Apache-2.0 Imports: 24 Imported by: 4

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Constants

This section is empty.

Variables

This section is empty.

Functions

func BuildBestEffortPod added in v1.6.0 

func BuildBestEffortPod(namespace, name, nodeName string, p v1.PodPhase, groupName string, labels map[string]string, selector map[string]string) *v1.Pod

BuildBestEffortPod builds a BestEffort pod object

func BuildDynamicPVC added in v1.6.0 

func BuildDynamicPVC(namespace, name string, req v1.ResourceList) (*v1.PersistentVolumeClaim, *v1.PersistentVolume, *storagev1.StorageClass)

BuildDynamicPVC create pv pvc and storage class

func BuildNode 

func BuildNode(name string, alloc v1.ResourceList, labels map[string]string) *v1.Node

BuildNode builts node object

func BuildPod 

func BuildPod(namespace, name, nodeName string, p v1.PodPhase, req v1.ResourceList, groupName string, labels map[string]string, selector map[string]string) *v1.Pod

BuildPod builds a Burstable pod object

func BuildPodWithPVC added in v1.6.0 

func BuildPodWithPVC(namespace, name, nodename string, p v1.PodPhase, req v1.ResourceList, pvc *v1.PersistentVolumeClaim, groupName string, labels map[string]string, selector map[string]string) *v1.Pod

BuildPodWithPVC builts Pod object with pvc volume

func BuildPodWithPriority added in v1.6.0 

func BuildPodWithPriority(namespace, name, nodeName string, p v1.PodPhase, req v1.ResourceList, groupName string, labels map[string]string, selector map[string]string, priority *int32) *v1.Pod

BuildPodWithPriority builds a pod object with priority

func BuildResourceList 

func BuildResourceList(cpu string, memory string) v1.ResourceList

BuildResourceList builts resource list object

func BuildResourceListWithGPU 

func BuildResourceListWithGPU(cpu string, memory string, GPU string) v1.ResourceList

BuildResourceListWithGPU builts resource list with GPU

func CalculateNumOfFeasibleNodesToFind 

func CalculateNumOfFeasibleNodesToFind(numAllNodes int32) (numNodes int32)

CalculateNumOfFeasibleNodesToFind returns the number of feasible nodes that once found, the scheduler stops its search for more feasible nodes.

func GetMinInt added in v1.2.0 

func GetMinInt(vals ...int) int

GetMinInt return minimum int from vals

func GetNodeList 

func GetNodeList(nodes map[string]*api.NodeInfo, nodeList []string) []*api.NodeInfo

GetNodeList returns values of the map 'nodes'

func PrioritizeNodes 

func PrioritizeNodes(task *api.TaskInfo, nodes []*api.NodeInfo, batchFn api.BatchNodeOrderFn, mapFn api.NodeOrderMapFn, reduceFn api.NodeOrderReduceFn) map[float64][]*api.NodeInfo

PrioritizeNodes returns a map whose key is node's score and value are corresponding nodes

func SelectBestNode 

func SelectBestNode(nodeScores map[float64][]*api.NodeInfo) *api.NodeInfo

SelectBestNode returns best node whose score is highest, pick one randomly if there are many nodes with same score.

func SortNodes 

func SortNodes(nodeScores map[float64][]*api.NodeInfo) []*api.NodeInfo

SortNodes returns nodes by order of score

func ValidateVictims added in v0.4.0 

func ValidateVictims(preemptor *api.TaskInfo, node *api.NodeInfo, victims []*api.TaskInfo) error

ValidateVictims returns an error if the resources of the victims can't satisfy the preemptor

Types

type FakeBinder 

type FakeBinder struct {
	Binds   map[string]string
	Channel chan string
}

FakeBinder is used as fake binder

func (*FakeBinder) Bind 

func (fb *FakeBinder) Bind(kubeClient *kubernetes.Clientset, tasks []*api.TaskInfo) ([]*api.TaskInfo, error)

Bind used by fake binder struct to bind pods

type FakeEvictor 

type FakeEvictor struct {
	sync.Mutex

	Channel chan string
	// contains filtered or unexported fields
}

FakeEvictor is used as fake evictor

func (*FakeEvictor) Evict 

func (fe *FakeEvictor) Evict(p *v1.Pod, reason string) error

Evict is used by fake evictor to evict pods

func (*FakeEvictor) Evicts 

func (fe *FakeEvictor) Evicts() []string

Evicts returns copy of evicted pods.

type FakeStatusUpdater 

type FakeStatusUpdater struct {
}

FakeStatusUpdater is used for fake status update

func (*FakeStatusUpdater) UpdatePodCondition 

func (ftsu *FakeStatusUpdater) UpdatePodCondition(pod *v1.Pod, podCondition *v1.PodCondition) (*v1.Pod, error)

UpdatePodCondition is a empty function

func (*FakeStatusUpdater) UpdatePodGroup 

func (ftsu *FakeStatusUpdater) UpdatePodGroup(pg *api.PodGroup) (*api.PodGroup, error)

UpdatePodGroup is a empty function

type FakeVolumeBinder 

type FakeVolumeBinder struct {
	Actions map[string][]string
	// contains filtered or unexported fields
}

FakeVolumeBinder is used as fake volume binder

func NewFakeVolumeBinder added in v1.6.0 

func NewFakeVolumeBinder(kubeClient kubernetes.Interface) *FakeVolumeBinder

NewFakeVolumeBinder create fake volume binder with kubeclient

func (*FakeVolumeBinder) AllocateVolumes 

func (fvb *FakeVolumeBinder) AllocateVolumes(task *api.TaskInfo, hostname string, podVolumes *volumescheduling.PodVolumes) error

AllocateVolumes is a empty function

func (*FakeVolumeBinder) BindVolumes 

func (fvb *FakeVolumeBinder) BindVolumes(task *api.TaskInfo, podVolumes *volumescheduling.PodVolumes) error

BindVolumes is a empty function

func (*FakeVolumeBinder) GetPodVolumes added in v1.3.0 

func (fvb *FakeVolumeBinder) GetPodVolumes(task *api.TaskInfo, node *v1.Node) (*volumescheduling.PodVolumes, error)

GetPodVolumes is a empty function

func (*FakeVolumeBinder) RevertVolumes added in v1.6.0 

func (fvb *FakeVolumeBinder) RevertVolumes(task *api.TaskInfo, podVolumes *volumescheduling.PodVolumes)

RevertVolumes is a empty function

type PredicateHelper added in v1.5.0 

type PredicateHelper interface {
	PredicateNodes(task *api.TaskInfo, nodes []*api.NodeInfo, fn api.PredicateFn) ([]*api.NodeInfo, *api.FitErrors)
}

func NewPredicateHelper added in v1.5.0 

func NewPredicateHelper() PredicateHelper

type PriorityQueue 

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

PriorityQueue implements a scheduling queue.

func NewPriorityQueue 

func NewPriorityQueue(lessFn api.LessFn) *PriorityQueue

NewPriorityQueue returns a PriorityQueue

func (*PriorityQueue) Empty 

func (q *PriorityQueue) Empty() bool

Empty check if queue is empty

func (*PriorityQueue) Len 

func (q *PriorityQueue) Len() int

Len returns Len of the priority queue

func (*PriorityQueue) Pop 

func (q *PriorityQueue) Pop() interface{}

Pop pops element in the priority Queue

func (*PriorityQueue) Push 

func (q *PriorityQueue) Push(it interface{})

Push pushes element in the priority Queue

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