daemonset

package
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Published: Jun 26, 2020 License: Apache-2.0 Imports: 40 Imported by: 0

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Constants

View Source
const (
	// BurstReplicas is a rate limiter for booting pods on a lot of pods.
	// The value of 250 is chosen b/c values that are too high can cause registry DoS issues.
	BurstReplicas = 250

	// StatusUpdateRetries limits the number of retries if sending a status update to API server fails.
	StatusUpdateRetries = 1

	// BackoffGCInterval is the time that has to pass before next iteration of backoff GC is run
	BackoffGCInterval = 1 * time.Minute
)
View Source
const (
	// SelectingAllReason is added to an event when a DaemonSet selects all Pods.
	SelectingAllReason = "SelectingAll"
	// FailedPlacementReason is added to an event when a DaemonSet can't schedule a Pod to a specified node.
	FailedPlacementReason = "FailedPlacement"
	// FailedDaemonPodReason is added to an event when the status of a Pod of a DaemonSet is 'Failed'.
	FailedDaemonPodReason = "FailedDaemonPod"
)
View Source
const (
	TypeLabel = "keti.checkpoint.type"
	NameLabel = "keti.checkpoint.name"
)

Variables

This section is empty.

Functions

func Add

func Add(mgr manager.Manager) error

Add creates a new DaemonSet Controller and adds it to the Manager. The Manager will set fields on the Controller and Start it when the Manager is Started.

func Match

func Match(ds *ketiv1.DaemonSet, history *ketiv1.ControllerRevision) (bool, error)

Match check if the given DaemonSet's template matches the template stored in the given history.

func NewPod

func NewPod(ds *ketiv1.DaemonSet, nodeName string) *ketiv1.Pod

NewPod creates a new pod

func Predicates

Predicates checks if a DaemonSet's pod can be scheduled on a node using GeneralPredicates and PodToleratesNodeTaints predicate

Types

type ReconcileDaemonSet

type ReconcileDaemonSet struct {
	KetiClient clientset.KetiV1Interface
	KubeClient kubeclient.Interface
	// contains filtered or unexported fields
}

ReconcileDaemonSet reconciles a DaemonSet object

func (*ReconcileDaemonSet) Reconcile

func (r *ReconcileDaemonSet) Reconcile(request reconcile.Request) (reconcile.Result, error)

Reconcile reads that state of the cluster for a DaemonSet object and makes changes based on the state read and what is in the DaemonSet.Spec TODO(user): Modify this Reconcile function to implement your Controller logic. This example creates a Pod as an example Note: The Controller will requeue the Request to be processed again if the returned error is non-nil or Result.Requeue is true, otherwise upon completion it will remove the work from the queue.

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