util

package
v0.2.3 Latest Latest
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Published: Jul 21, 2020 License: Apache-2.0 Imports: 16 Imported by: 0

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func AreStatefulSetStatusesStale

func AreStatefulSetStatusesStale(ctx context.Context, c *scyllav1alpha1.Cluster, client client.Client) (bool, error)

StatefulSetStatusesStale checks if the StatefulSet Objects of a Cluster have been observed by the StatefulSet controller. If they haven't, their status might be stale, so it's better to wait and process them later.

func LoggerForCluster

func LoggerForCluster(c *scyllav1alpha1.Cluster) log.Logger

LoggerForCluster returns a logger that will log with context about the current cluster

func NewControllerRef

func NewControllerRef(c *scyllav1alpha1.Cluster) metav1.OwnerReference

NewControllerRef returns an OwnerReference to the provided Cluster Object

func PatchService

func PatchService(ctx context.Context, old, new *corev1.Service, kubeClient kubernetes.Interface) error

PatchService patches the old Service so that it matches the new Service.

func PatchStatefulSet

func PatchStatefulSet(ctx context.Context, old, new *appsv1.StatefulSet, kubeClient kubernetes.Interface) error

PatchStatefulSet patches the old StatefulSet so that it matches the new StatefulSet.

func RefFromInt32

func RefFromInt32(i int32) *int32

RefFromInt32 is a helper function that takes a int32 and outputs a reference to that int.

func RefFromString

func RefFromString(s string) *string

RefFromString is a helper function that takes a string and outputs a reference to that string. Useful for initializing a string pointer from a literal.

func ScaleStatefulSet

func ScaleStatefulSet(ctx context.Context, sts *appsv1.StatefulSet, amount int32, kubeClient kubernetes.Interface) error

ScaleStatefulSet attempts to scale a StatefulSet by the given amount

func UpgradeStatefulSetScyllaImage

func UpgradeStatefulSetScyllaImage(ctx context.Context, sts *appsv1.StatefulSet, image string, kubeClient kubernetes.Interface) error

UpgradeStatefulSetScyllaImage attempts to set the image of a StatefulSet

func VerifyOwner

func VerifyOwner(obj, owner metav1.Object) error

VerifyOwner checks if the owner Object is the controller of the obj Object and returns an error if it isn't.

Types

This section is empty.

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