controllers

package
v1.9.3 Latest Latest
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 Go to latest Published: Dec 13, 2023 License: Apache-2.0 Imports: 27 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	// Use this delay if you want to retry an invalid user configuration.
	// e.g.:
	// - referencing objects that don't exist.
	// - object collisions.
	// - missing permissions.
	DefaultGlobalMissConfigurationRetry = 30 * time.Second

	DefaultInitialBackoff = 10 * time.Second
	DefaultMaxBackoff     = 300 * time.Second
)
View Source 
const (
	// This label is set on all dynamic objects to limit caches.
	DynamicCacheLabel = "package-operator.run/cache"
	// Common finalizer to free allocated caches when objects are deleted.
	CachedFinalizer = "package-operator.run/cached"
	// Records cause of change for history keeping.
	ChangeCauseAnnotation = "kubernetes.io/change-cause"
	// Causes PKO to skip ownership checks, used during self-bootstrap.
	ForceAdoptionEnvironmentVariable = "PKO_FORCE_ADOPTION"
	// Name of the PKO field manager for server-side apply.
	FieldOwner = "package-operator"
)

Variables

This section is empty.

Functions

func AddDynamicCacheLabel 

func AddDynamicCacheLabel(ctx context.Context, w client.Writer, obj *unstructured.Unstructured) (*unstructured.Unstructured, error)

AddDynamicCacheLabel ensures that the given object is labeled for recognition by the dynamic cache.

func DeleteMappedConditions 

func DeleteMappedConditions(_ context.Context, conditions *[]metav1.Condition)

func EnsureCachedFinalizer 

func EnsureCachedFinalizer(
	ctx context.Context, c client.Client, obj client.Object,
) error

func EnsureFinalizer 

func EnsureFinalizer(
	ctx context.Context, c client.Client,
	obj client.Object, finalizer string,
) error

Ensures the given finalizer is set and persisted on the given object.

func FreeCacheAndRemoveFinalizer 

func FreeCacheAndRemoveFinalizer(
	ctx context.Context, c client.Client,
	obj client.Object, cache cacheFreer,
) error

Frees caches and removes the associated finalizer.

func GetControllerOf 

func GetControllerOf(
	_ context.Context, scheme *runtime.Scheme, ownerStrategy isControllerChecker,
	owner client.Object, actualObjects []client.Object,
) ([]corev1alpha1.ControlledObjectReference, error)

Returns a list of ControlledObjectReferences controlled by this instance.

func IsAdoptionRefusedError 

func IsAdoptionRefusedError(err error) bool

Returns true if the underlying error is because adoption has been refused.

func IsExternalResourceNotFound 

func IsExternalResourceNotFound(err error) bool

func IsMappedCondition 

func IsMappedCondition(cond metav1.Condition) bool

func MapConditions 

func MapConditions(
	_ context.Context,
	srcGeneration int64, srcConditions []metav1.Condition,
	destGeneration int64, destConditions *[]metav1.Condition,
)

func RemoveDynamicCacheLabel 

func RemoveDynamicCacheLabel(ctx context.Context, w client.Writer, obj *unstructured.Unstructured) (*unstructured.Unstructured, error)

func RemoveFinalizer 

func RemoveFinalizer(
	ctx context.Context, c client.Client,
	obj client.Object, finalizer string,
) error

Removes the given finalizer and persists the change.

func UpdateObjectSetOrPhaseStatusFromError 

func UpdateObjectSetOrPhaseStatusFromError(
	ctx context.Context, objectSetOrPhase ObjectSetOrPhase,
	reconcileErr error, updateStatus func(ctx context.Context) error,
) (res ctrl.Result, err error)

Types

type BackoffConfig 

type BackoffConfig struct {
	InitialBackoff *time.Duration
	MaxBackoff     *time.Duration
}

func (*BackoffConfig) Default 

func (c *BackoffConfig) Default()

func (*BackoffConfig) GetBackoff 

func (c *BackoffConfig) GetBackoff() *flowcontrol.Backoff

func (*BackoffConfig) Option 

func (c *BackoffConfig) Option(opts ...BackoffOption)

type BackoffOption 

type BackoffOption interface {
	ConfigureBackoff(*BackoffConfig)
}

type CommonObjectPhaseError 

type CommonObjectPhaseError struct {
	OwnerKey, ObjectKey client.ObjectKey
	OwnerGVK, ObjectGVK schema.GroupVersionKind
}

type ControllerError 

type ControllerError interface {
	CausedBy(reason ErrorReason) bool
}

type ErrorReason 

type ErrorReason string
const (
	ErrorReasonExternalResourceNotFound ErrorReason = "external resource not found"
)

func (ErrorReason) String 

func (r ErrorReason) String() string

type ObjectNotOwnedByPreviousRevisionError 

type ObjectNotOwnedByPreviousRevisionError struct {
	CommonObjectPhaseError
}

This error is returned when a Phase contains objects that are not owned by a previous revision. Previous revisions of an Phase have to be declared in .spec.previousRevisions.

func (ObjectNotOwnedByPreviousRevisionError) Error 

func (e ObjectNotOwnedByPreviousRevisionError) Error() string

type ObjectSetOrPhase 

type ObjectSetOrPhase interface {
	ClientObject() client.Object
	GetConditions() *[]metav1.Condition
	UpdateStatusPhase()
}

type PhaseObjectOwner 

type PhaseObjectOwner interface {
	ClientObject() client.Object
	GetRevision() int64
	GetConditions() *[]metav1.Condition
	IsPaused() bool
}

type PhaseReconciler 

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

PhaseReconciler reconciles objects within a ObjectSet phase.

func NewPhaseReconciler 

func NewPhaseReconciler(
	scheme *runtime.Scheme,
	writer client.Writer,
	dynamicCache dynamicCache,
	uncachedClient client.Reader,
	ownerStrategy ownerStrategy,
	preflightChecker preflightChecker,
) *PhaseReconciler

func (*PhaseReconciler) ReconcilePhase 

func (r *PhaseReconciler) ReconcilePhase(
	ctx context.Context, owner PhaseObjectOwner,
	phase corev1alpha1.ObjectSetTemplatePhase,
	probe probing.Prober, previous []PreviousObjectSet,
) (actualObjects []client.Object, res ProbingResult, err error)

func (*PhaseReconciler) TeardownPhase 

func (r *PhaseReconciler) TeardownPhase(
	ctx context.Context, owner PhaseObjectOwner,
	phase corev1alpha1.ObjectSetTemplatePhase,
) (cleanupDone bool, err error)

type PhaseReconcilerError 

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

func NewExternalResourceNotFoundError 

func NewExternalResourceNotFoundError(rsrc client.Object) *PhaseReconcilerError

func (*PhaseReconcilerError) CausedBy 

func (e *PhaseReconcilerError) CausedBy(reason ErrorReason) bool

func (*PhaseReconcilerError) Error 

func (e *PhaseReconcilerError) Error() string

type PreviousObjectSet 

type PreviousObjectSet interface {
	ClientObject() client.Object
	GetRemotePhases() []corev1alpha1.RemotePhaseReference
}

type PreviousObjectSetFactory 

type PreviousObjectSetFactory func(*runtime.Scheme) PreviousObjectSet

type PreviousOwner 

type PreviousOwner interface {
	ClientObject() client.Object
	GetPrevious() []corev1alpha1.PreviousRevisionReference
}

type PreviousRevisionLookup 

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

func NewPreviousRevisionLookup 

func NewPreviousRevisionLookup(
	scheme *runtime.Scheme,
	newPreviousObjectSet PreviousObjectSetFactory,
	client client.Reader,
) *PreviousRevisionLookup

func (*PreviousRevisionLookup) Lookup 

func (l *PreviousRevisionLookup) Lookup(
	ctx context.Context, owner PreviousOwner,
) ([]PreviousObjectSet, error)

type ProbingResult 

type ProbingResult struct {
	PhaseName    string
	FailedProbes []string
}

func (*ProbingResult) IsZero 

func (e *ProbingResult) IsZero() bool

func (*ProbingResult) String 

func (e *ProbingResult) String() string

func (*ProbingResult) StringWithoutPhase 

func (e *ProbingResult) StringWithoutPhase() string

type RevisionCollisionError 

type RevisionCollisionError struct {
	CommonObjectPhaseError
}

This error is returned when a Phase tries to adopt an object where the revision number is not increasing.

func (RevisionCollisionError) Error 

func (e RevisionCollisionError) Error() string

type WithInitialBackoff 

type WithInitialBackoff time.Duration

func (WithInitialBackoff) ConfigureBackoff 

func (w WithInitialBackoff) ConfigureBackoff(c *BackoffConfig)

type WithMaxBackoff 

type WithMaxBackoff time.Duration

func (WithMaxBackoff) ConfigureBackoff 

func (w WithMaxBackoff) ConfigureBackoff(c *BackoffConfig)

Source Files

View all Source files

Directories

Path Synopsis
hypershift/v1beta1
The package v1beta1 contains some API Schema definitions for the v1beta1 version of some Hypershift API group.
 The package v1beta1 contains some API Schema definitions for the v1beta1 version of some Hypershift API group.

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