util

package
v1.17.1-beta.0 Latest Latest
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Published: Dec 7, 2019 License: Apache-2.0 Imports: 7 Imported by: 170

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func GetContainerPorts

func GetContainerPorts(pods ...*v1.Pod) []*v1.ContainerPort

GetContainerPorts returns the used host ports of Pods: if 'port' was used, a 'port:true' pair will be in the result; but it does not resolve port conflict.

func GetEarliestPodStartTime added in v1.15.0

func GetEarliestPodStartTime(victims *extenderv1.Victims) *metav1.Time

GetEarliestPodStartTime returns the earliest start time of all pods that have the highest priority among all victims.

func GetPodFullName

func GetPodFullName(pod *v1.Pod) string

GetPodFullName returns a name that uniquely identifies a pod.

func GetPodStartTime added in v1.15.0

func GetPodStartTime(pod *v1.Pod) *metav1.Time

GetPodStartTime returns start time of the given pod.

func MoreImportantPod added in v1.15.0

func MoreImportantPod(pod1, pod2 *v1.Pod) bool

MoreImportantPod return true when priority of the first pod is higher than the second one. If two pods' priorities are equal, compare their StartTime. It takes arguments of the type "interface{}" to be used with SortableList, but expects those arguments to be *v1.Pod.

Types

type Clock added in v1.11.8

type Clock interface {
	Now() time.Time
}

Clock provides an interface for getting the current time

type ErrorChannel added in v1.16.0

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

ErrorChannel supports non-blocking send and receive operation to capture error. A maximum of one error is kept in the channel and the rest of the errors sent are ignored, unless the existing error is received and the channel becomes empty again.

func NewErrorChannel added in v1.16.0

func NewErrorChannel() *ErrorChannel

NewErrorChannel returns a new ErrorChannel.

func (*ErrorChannel) ReceiveError added in v1.16.0

func (e *ErrorChannel) ReceiveError() error

ReceiveError receives an error from channel without blocking on the receiver.

func (*ErrorChannel) SendError added in v1.16.0

func (e *ErrorChannel) SendError(err error)

SendError sends an error without blocking the sender.

func (*ErrorChannel) SendErrorWithCancel added in v1.16.0

func (e *ErrorChannel) SendErrorWithCancel(err error, cancel context.CancelFunc)

SendErrorWithCancel sends an error without blocking the sender and calls cancel function.

type RealClock added in v1.11.8

type RealClock struct{}

RealClock implements a clock using time

func (RealClock) Now added in v1.11.8

func (RealClock) Now() time.Time

Now returns the current time with time.Now

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