controller

package
v1.8.0 Latest Latest
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 Go to latest Published: Aug 5, 2020 License: Apache-2.0, BSD-2-Clause, MIT, + 1 more Imports: 39 Imported by: 188

Documentation

Index

Constants

View Source 
const (
	// ShootNoCleanupLabel is a constant for a label on a resource indicating the the Gardener cleaner should not delete this
	// resource when cleaning a shoot during the deletion flow.
	ShootNoCleanupLabel = "shoot.gardener.cloud/no-cleanup"
)

Variables

View Source 
var (
	// NewGardenDecoder returns a new Garden API decoder.
	NewGardenDecoder = extensions.NewGardenDecoder
	// GetCluster tries to read Gardener's Cluster extension resource in the given namespace.
	GetCluster = extensions.GetCluster
	// CloudProfileFromCluster returns the CloudProfile resource inside the Cluster resource.
	CloudProfileFromCluster = extensions.CloudProfileFromCluster
	// SeedFromCluster returns the Seed resource inside the Cluster resource.
	SeedFromCluster = extensions.SeedFromCluster
	// ShootFromCluster returns the Shoot resource inside the Cluster resource.
	ShootFromCluster = extensions.ShootFromCluster
	// GetShoot tries to read Gardener's Cluster extension resource in the given namespace and return the embedded Shoot resource.
	GetShoot = extensions.GetShoot
)
View Source 
var (

	// AddToScheme adds the Kubernetes and extension scheme to the given scheme.
	AddToScheme = localSchemeBuilder.AddToScheme

	// ExtensionsScheme is the default scheme for extensions, consisting of all Kubernetes built-in
	// schemes (client-go/kubernetes/scheme) and the extensions/v1alpha1 scheme.
	ExtensionsScheme = runtime.NewScheme()
)

Functions

func CreateEventLogValues 

func CreateEventLogValues(event event.CreateEvent) []interface{}

CreateEventLogValues extracts the log values from the given CreateEvent.

func CreateEventLogger 

func CreateEventLogger(log logr.Logger, event event.CreateEvent) logr.Logger

CreateEventLogger creates a Logger with keys and values from the given CreateEvent.

func DeleteAllFinalizers 

func DeleteAllFinalizers(ctx context.Context, client client.Client, obj runtime.Object) error

DeleteAllFinalizers removes all finalizers from the object and issues an update.

func DeleteEventLogValues 

func DeleteEventLogValues(event event.DeleteEvent) []interface{}

DeleteEventLogValues extracts the log values from the given DeleteEvent.

func DeleteEventLogger 

func DeleteEventLogger(log logr.Logger, event event.DeleteEvent) logr.Logger

DeleteEventLogger creates a Logger with keys and values from the given DeleteEvent.

func DeleteFinalizer 

func DeleteFinalizer(ctx context.Context, client client.Client, finalizerName string, obj runtime.Object) error

DeleteFinalizer ensures that the given finalizer is not present anymore in the given object. If it is set, it removes it and issues an update.

func EnsureFinalizer 

func EnsureFinalizer(ctx context.Context, client client.Client, finalizerName string, obj runtime.Object) error

EnsureFinalizer ensures that a finalizer of the given name is set on the given object. If the finalizer is not set, it adds it to the list of finalizers and updates the remote object.

func GenericEventLogValues 

func GenericEventLogValues(event event.GenericEvent) []interface{}

GenericEventLogValues extracts the log values from the given GenericEvent.

func GenericEventLogger 

func GenericEventLogger(log logr.Logger, event event.GenericEvent) logr.Logger

GenericEventLogger creates a Logger with keys and values from the given GenericEvent.

func GetControlPlaneReplicas 

func GetControlPlaneReplicas(cluster *Cluster, scaledDown bool, wokenUp int) int

GetControlPlaneReplicas returns the woken up replicas for controlplane components of the given Shoot that should only be scaled down at the end of the flow.

func GetObjectByReference added in v1.6.0 

func GetObjectByReference(ctx context.Context, c client.Client, ref *autoscalingv1.CrossVersionObjectReference, namespace string, obj runtime.Object) error

GetObjectByReference gets an object by the given reference, in the given namespace. If the object kind doesn't match the given reference kind this will result in an error.

func GetPodNetwork 

func GetPodNetwork(cluster *Cluster) string

GetPodNetwork returns the pod network CIDR of the given Shoot.

func GetReplicas 

func GetReplicas(cluster *Cluster, wokenUp int) int

GetReplicas returns the woken up replicas of the given Shoot.

func GetSecretByReference 

func GetSecretByReference(ctx context.Context, c client.Client, ref *corev1.SecretReference) (*corev1.Secret, error)

GetSecretByReference returns the Secret object matching the given SecretReference.

func GetServiceNetwork 

func GetServiceNetwork(cluster *Cluster) string

GetServiceNetwork returns the service network CIDR of the given Shoot.

func GetVerticalPodAutoscalerObject 

func GetVerticalPodAutoscalerObject() *unstructured.Unstructured

GetVerticalPodAutoscalerObject returns unstructured.Unstructured representing autoscalingv1beta2.VerticalPodAutoscaler

func HasFinalizer 

func HasFinalizer(obj runtime.Object, finalizerName string) (bool, error)

HasFinalizer checks if the given object has a finalizer with the given name.

func IsFailed added in v1.5.0 

func IsFailed(cluster *Cluster) bool

IsFailed returns true if the embedded shoot is failed, or false otherwise.

func IsHibernated 

func IsHibernated(cluster *Cluster) bool

IsHibernated returns true if the shoot is hibernated, or false otherwise.

func IsMigrated added in v1.4.0 

func IsMigrated(obj runtime.Object) bool

IsMigrated checks if an extension object has been migrated

func IsShootFailed added in v1.5.0 

func IsShootFailed(shoot *gardencorev1beta1.Shoot) bool

IsShootFailed returns true if the shoot is failed, or false otherwise.

func IsUnmanagedDNSProvider 

func IsUnmanagedDNSProvider(cluster *Cluster) bool

IsUnmanagedDNSProvider returns true if the shoot uses an unmanaged DNS provider.

func LastError 

func LastError(description string, codes ...gardencorev1beta1.ErrorCode) *gardencorev1beta1.LastError

LastError creates a new LastError from the given parameters.

func LastOperation 

func LastOperation(t gardencorev1beta1.LastOperationType, state gardencorev1beta1.LastOperationState, progress int32, description string) *gardencorev1beta1.LastOperation

LastOperation creates a new LastOperation from the given parameters.

func MetaObjectLogValues 

func MetaObjectLogValues(obj metav1.Object) []interface{}

MetaObjectLogValues extracts the log values from the given metav1.Object.

func OperationAnnotationWrapper 

func OperationAnnotationWrapper(objectType runtime.Object, reconciler reconcile.Reconciler) reconcile.Reconciler

OperationAnnotationWrapper is a wrapper for an reconciler that removes the Gardener operation annotation before `Reconcile` is called.

This is useful in conjunction with the HasOperationAnnotationPredicate.

func PrefixLogValues 

func PrefixLogValues(prefix string, logValues []interface{}) []interface{}

PrefixLogValues prefixes the keys of the given logValues with the given prefix.

func ReconcileErr 

func ReconcileErr(err error) (reconcile.Result, error)

ReconcileErr returns a reconcile.Result or an error, depending on whether the error is a RequeueAfterError or not.

func ReconcileErrCause 

func ReconcileErrCause(err error) error

ReconcileErrCause returns the cause in case the error is an RequeueAfterError. Otherwise, it returns the input error.

func ReconcileErrCauseOrErr 

func ReconcileErrCauseOrErr(err error) error

ReconcileErrCauseOrErr returns the cause of the error or the error if the cause is nil.

func ReconcileError 

func ReconcileError(t gardencorev1beta1.LastOperationType, description string, progress int32, codes ...gardencorev1beta1.ErrorCode) (*gardencorev1beta1.LastOperation, *gardencorev1beta1.LastError)

ReconcileError returns a LastOperation with state error and a LastError with the given description and codes.

func ReconcileSucceeded 

func ReconcileSucceeded(t gardencorev1beta1.LastOperationType, description string) (*gardencorev1beta1.LastOperation, *gardencorev1beta1.LastError)

ReconcileSucceeded returns a LastOperation with state succeeded at 100 percent and a nil LastError.

func RemoveAnnotation added in v1.4.0 

func RemoveAnnotation(ctx context.Context, c client.Client, obj runtime.Object, annotation string) error

RemoveAnnotation removes an annotation key passed as annotation

func RenderChartAndCreateManagedResource 

func RenderChartAndCreateManagedResource(ctx context.Context, namespace string, name string, client client.Client, chartRenderer chartrenderer.Interface, chart chart.Interface, values map[string]interface{}, imageVector imagevector.ImageVector, chartNamespace string, version string, withNoCleanupLabel bool, forceOverwriteAnnotations bool) error

RenderChartAndCreateManagedResource renders a chart and creates a ManagedResource for the gardener-resource-manager out of the results.

func RuntimeObjectLogValues 

func RuntimeObjectLogValues(obj runtime.Object) []interface{}

RuntimeObjectLogValues extracts the log values from the given runtime.Object.

func SecretReferenceToKey 

func SecretReferenceToKey(ref *corev1.SecretReference) client.ObjectKey

SecretReferenceToKey returns the key of the given SecretReference.

func SetupSignalHandlerContext 

func SetupSignalHandlerContext() context.Context

SetupSignalHandlerContext sets up a context from signals.SetupSignalHandler stop channel.

func TryUpdate 

func TryUpdate(ctx context.Context, backoff wait.Backoff, c client.Client, obj runtime.Object, transform func() error) error

TryUpdate tries to apply the given transformation function onto the given object, and to update it afterwards. It retries the update with an exponential backoff.

func TryUpdateStatus 

func TryUpdateStatus(ctx context.Context, backoff wait.Backoff, c client.Client, obj runtime.Object, transform func() error) error

TryUpdateStatus tries to apply the given transformation function onto the given object, and to update its status afterwards. It retries the status update with an exponential backoff.

func UnsafeGuessKind 

func UnsafeGuessKind(obj runtime.Object) string

UnsafeGuessKind makes an unsafe guess what is the kind of the given object.

The argument to this method _has_ to be a pointer, otherwise it panics.

func UpdateEventLogValues 

func UpdateEventLogValues(event event.UpdateEvent) []interface{}

UpdateEventLogValues extracts the log values from the given UpdateEvent.

func UpdateEventLogger 

func UpdateEventLogger(log logr.Logger, event event.UpdateEvent) logr.Logger

UpdateEventLogger creates a Logger with keys and values from the given UpdateEvent.

Types

type AddToManagerBuilder 

type AddToManagerBuilder []func(manager.Manager) error

AddToManagerBuilder aggregates various AddToManager functions.

func NewAddToManagerBuilder 

func NewAddToManagerBuilder(funcs ...func(manager.Manager) error) AddToManagerBuilder

NewAddToManagerBuilder creates a new AddToManagerBuilder and registers the given functions.

func (*AddToManagerBuilder) AddToManager 

func (a *AddToManagerBuilder) AddToManager(m manager.Manager) error

AddToManager traverses over all AddToManager-functions of this builder, sequentially applying them. It exits on the first error and returns it.

func (*AddToManagerBuilder) Register 

func (a *AddToManagerBuilder) Register(funcs ...func(manager.Manager) error)

Register registers the given functions in this builder.

type ChartRendererFactory 

type ChartRendererFactory interface {
	// NewChartRendererForShoot creates a new chartrenderer.Interface for the shoot cluster.
	NewChartRendererForShoot(string) (chartrenderer.Interface, error)
}

ChartRendererFactory creates chartrenderer.Interface to be used by this actuator.

type ChartRendererFactoryFunc 

type ChartRendererFactoryFunc func(string) (chartrenderer.Interface, error)

ChartRendererFactoryFunc is a function that satisfies ChartRendererFactory.

func (ChartRendererFactoryFunc) NewChartRendererForShoot 

func (f ChartRendererFactoryFunc) NewChartRendererForShoot(version string) (chartrenderer.Interface, error)

NewChartRendererForShoot creates a new chartrenderer.Interface for the shoot cluster.

type Cluster 

type Cluster = extensions.Cluster

Cluster contains the decoded resources of Gardener's extension Cluster resource.

type WatchBuilder 

type WatchBuilder []func(controller.Controller) error

WatchBuilder holds various functions which add watch controls to the passed Controller.

func NewWatchBuilder 

func NewWatchBuilder(funcs ...func(controller.Controller) error) WatchBuilder

NewWatchBuilder creates a new WatchBuilder and registers the given functions.

func (*WatchBuilder) AddToController 

func (w *WatchBuilder) AddToController(ctrl controller.Controller) error

AddToController adds the registered watches to the passed controller.

func (*WatchBuilder) Register 

func (w *WatchBuilder) Register(funcs ...func(controller.Controller) error)

Register adds a function which add watch controls to the passed Controller to the WatchBuilder.

Source Files

View all Source files

Directories

Path Synopsis
genericactuator
genericactuator
config
config/v1alpha1
general
worker
oscommon
oscommon/actuator
oscommon/app
oscommon/cloudinit
oscommon/cmd
oscommon/generator
oscommon/generator/test
oscommon/template
genericactuator
helper

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