resource

package
v0.5.8 Latest Latest
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 Go to latest Published: May 3, 2022 License: Apache-2.0 Imports: 17 Imported by: 40

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func Ignore 

func Ignore(is ErrorIs, err error) error

Ignore any errors that satisfy the supplied ErrorIs function by returning nil. Errors that do not satisfy the supplied function are returned unmodified.

func IgnoreAny 

func IgnoreAny(err error, is ...ErrorIs) error

IgnoreAny ignores errors that satisfy any of the supplied ErrorIs functions by returning nil. Errors that do not satisfy any of the supplied functions are returned unmodified.

func IgnoreNotFound 

func IgnoreNotFound(err error) error

IgnoreNotFound returns the supplied error, or nil if the error indicates a Kubernetes resource was not found.

func IgnoreUpdateWithoutGenerationChangePredicate 

func IgnoreUpdateWithoutGenerationChangePredicate() predicate.Predicate

func IsAPIError 

func IsAPIError(err error) bool

IsAPIError returns true if the given error's type is of Kubernetes API error.

func IsAPIErrorWrapped 

func IsAPIErrorWrapped(err error) bool

IsAPIErrorWrapped returns true if err is a K8s API error, or recursively wraps a K8s API error

func IsNotAllowed 

func IsNotAllowed(err error) bool

IsNotAllowed returns true if the supplied error indicates that an operation was not allowed.

func MustCreateObject 

func MustCreateObject(kind schema.GroupVersionKind, oc runtime.ObjectCreater) runtime.Object

MustCreateObject returns a new Object of the supplied kind. It panics if the kind is unknown to the supplied ObjectCreator.

func NewPredicates 

func NewPredicates(fn PredicateFn) predicate.Funcs

NewPredicates returns a set of Funcs that are all satisfied by the supplied PredicateFn. The PredicateFn is run against the new object during updates.

Types

type APIFinalizer 

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

An APIFinalizer adds and removes finalizers to and from a resource.

func NewAPIFinalizer 

func NewAPIFinalizer(c client.Client, finalizer string) *APIFinalizer

NewAPIFinalizer returns a new APIFinalizer.

func (*APIFinalizer) AddFinalizer 

func (a *APIFinalizer) AddFinalizer(ctx context.Context, obj Object) error

AddFinalizer to the supplied Managed resource.

func (*APIFinalizer) AddFinalizerString 

func (a *APIFinalizer) AddFinalizerString(ctx context.Context, obj Object, finalizerString string) error

AddFinalizer to the supplied Managed resource.

func (*APIFinalizer) HasOtherFinalizer 

func (a *APIFinalizer) HasOtherFinalizer(ctx context.Context, obj Object) (bool, error)

func (*APIFinalizer) RemoveFinalizer 

func (a *APIFinalizer) RemoveFinalizer(ctx context.Context, obj Object) error

RemoveFinalizer from the supplied Managed resource.

func (*APIFinalizer) RemoveFinalizerString 

func (a *APIFinalizer) RemoveFinalizerString(ctx context.Context, obj Object, finalizerString string) error

RemoveFinalizer from the supplied Managed resource.

type APIPatchingApplicator 

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

An APIPatchingApplicator applies changes to an object by either creating or patching it in a Kubernetes API server.

func NewAPIPatchingApplicator 

func NewAPIPatchingApplicator(c client.Client) *APIPatchingApplicator

NewAPIPatchingApplicator returns an Applicator that applies changes to an object by either creating or patching it in a Kubernetes API server.

func (*APIPatchingApplicator) Apply 

func (a *APIPatchingApplicator) Apply(ctx context.Context, o client.Object, ao ...ApplyOption) error

Apply changes to the supplied object. The object will be created if it does not exist, or patched if it does. If the object does exist, it will only be patched if the passed object has the same or an empty resource version.

type APIUpdatingApplicator 

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

An APIUpdatingApplicator applies changes to an object by either creating or updating it in a Kubernetes API server.

func NewAPIUpdatingApplicator 

func NewAPIUpdatingApplicator(c client.Client) *APIUpdatingApplicator

NewAPIUpdatingApplicator returns an Applicator that applies changes to an object by either creating or updating it in a Kubernetes API server.

func (*APIUpdatingApplicator) Apply 

func (a *APIUpdatingApplicator) Apply(ctx context.Context, o client.Object, ao ...ApplyOption) error

Apply changes to the supplied object. The object will be created if it does not exist, or updated if it does.

type Applicator 

type Applicator interface {
	Apply(context.Context, client.Object, ...ApplyOption) error
}

An Applicator applies changes to an object.

type ApplyFn 

type ApplyFn func(context.Context, client.Object, ...ApplyOption) error

An ApplyFn is a function that satisfies the Applicator interface.

func (ApplyFn) Apply 

func (fn ApplyFn) Apply(ctx context.Context, o client.Object, ao ...ApplyOption) error

Apply changes to the supplied object.

type ApplyOption 

type ApplyOption func(ctx context.Context, current, desired runtime.Object) error

An ApplyOption is called before patching the current object to match the desired object. ApplyOptions are not called if no current object exists.

func AllowUpdateIf 

func AllowUpdateIf(fn func(current, desired runtime.Object) bool) ApplyOption

AllowUpdateIf will only update the current object if the supplied fn returns true. An error that satisfies IsNotAllowed will be returned if the supplied function returns false. Creation of a desired object that does not currently exist is always allowed.

func MustBeControllableBy 

func MustBeControllableBy(u types.UID) ApplyOption

MustBeControllableBy requires that the current object is controllable by an object with the supplied UID. An object is controllable if its controller reference matches the supplied UID, or it has no controller reference. An error that satisfies IsNotControllable will be returned if the current object cannot be controlled by the supplied UID.

func UpdateFn 

func UpdateFn(fn func(current, desired runtime.Object)) ApplyOption

UpdateFn returns an ApplyOption that is used to modify the current object to match fields of the desired.

type ClientApplicator 

type ClientApplicator struct {
	client.Client
	Applicator
}

A ClientApplicator may be used to build a single 'client' that satisfies both client.Client and Applicator.

type Conditioned 

type Conditioned interface {
	SetConditions(c ...nddv1.Condition)
	GetCondition(ck nddv1.ConditionKind) nddv1.Condition
}

A Conditioned may have conditions set or retrieved. Conditions are typically indicate the status of both a resource and its reconciliation process.

type Deployment added in v0.3.5 

type Deployment interface {
	SetDeploymentPolicy(p nddv1.DeploymentPolicy)
	GetDeploymentPolicy() nddv1.DeploymentPolicy
}

An Orphanable resource may specify a DeletionPolicy.

type EnqueueRequestForTarget added in v0.5.7 

type EnqueueRequestForTarget struct{}

EnqueueRequestForTarget enqueues a reconcile.Request for a referenced Target.

func (*EnqueueRequestForTarget) Create added in v0.5.7 

func (e *EnqueueRequestForTarget) Create(evt event.CreateEvent, q workqueue.RateLimitingInterface)

Create adds a NamespacedName for the supplied CreateEvent if its Object is a TargetReferencer.

func (*EnqueueRequestForTarget) Delete added in v0.5.7 

func (e *EnqueueRequestForTarget) Delete(evt event.DeleteEvent, q workqueue.RateLimitingInterface)

Delete adds a NamespacedName for the supplied DeleteEvent if its Object is a TargetReferencer.

func (*EnqueueRequestForTarget) Generic added in v0.5.7 

func (e *EnqueueRequestForTarget) Generic(evt event.GenericEvent, q workqueue.RateLimitingInterface)

Generic adds a NamespacedName for the supplied GenericEvent if its Object is a TargetReferencer.

func (*EnqueueRequestForTarget) Update added in v0.5.7 

func (e *EnqueueRequestForTarget) Update(evt event.UpdateEvent, q workqueue.RateLimitingInterface)

Update adds a NamespacedName for the supplied UpdateEvent if its Objects are a TargetReferencer.

type ErrorIs 

type ErrorIs func(err error) bool

An ErrorIs function returns true if an error satisfies a particular condition.

type Finalizer 

type Finalizer interface {
	AddFinalizer(ctx context.Context, obj Object) error
	RemoveFinalizer(ctx context.Context, obj Object) error
	HasOtherFinalizer(ctx context.Context, obj Object) (bool, error)
	AddFinalizerString(ctx context.Context, obj Object, finalizerString string) error
	RemoveFinalizerString(ctx context.Context, obj Object, finalizerString string) error
}

A Finalizer manages the finalizers on the resource.

type FinalizerFns 

type FinalizerFns struct {
	AddFinalizerFn          func(ctx context.Context, obj Object) error
	RemoveFinalizerFn       func(ctx context.Context, obj Object) error
	HasOtherFinalizerFn     func(ctx context.Context, obj Object) (bool, error)
	AddFinalizerStringFn    func(ctx context.Context, obj Object, finalizerString string) error
	RemoveFinalizerStringFn func(ctx context.Context, obj Object, finalizerString string) error
}

A FinalizerFns satisfy the Finalizer interface.

func (FinalizerFns) AddFinalizer 

func (f FinalizerFns) AddFinalizer(ctx context.Context, obj Object) error

AddFinalizer to the supplied resource.

func (FinalizerFns) AddFinalizerString 

func (f FinalizerFns) AddFinalizerString(ctx context.Context, obj Object, finalizerString string) error

AddFinalizer to the supplied resource.

func (FinalizerFns) HasOtherFinalizer 

func (f FinalizerFns) HasOtherFinalizer(ctx context.Context, obj Object) (bool, error)

RemoveFinalizer from the supplied resource.

func (FinalizerFns) RemoveFinalizer 

func (f FinalizerFns) RemoveFinalizer(ctx context.Context, obj Object) error

RemoveFinalizer from the supplied resource.

func (FinalizerFns) RemoveFinalizerString 

func (f FinalizerFns) RemoveFinalizerString(ctx context.Context, obj Object, finalizerString string) error

RemoveFinalizer from the supplied resource.

type Managed 

type Managed interface {
	Object

	TargetReferencer
	Orphanable
	Deployment

	Conditioned
	RootPaths
}

A Managed is a Kubernetes object representing a concrete managed resource (e.g. a CloudSQL instance).

type ManagedKind 

type ManagedKind schema.GroupVersionKind

A ManagedKind contains the type metadata for a kind of managed resource.

type ManagedList 

type ManagedList interface {
	client.ObjectList

	// GetItems returns the list of managed resources.
	GetItems() []Managed
}

A ManagedList is a list of managed resources.

type Object 

type Object interface {
	metav1.Object
	runtime.Object
}

An Object is a Kubernetes object.

type Orphanable 

type Orphanable interface {
	SetDeletionPolicy(p nddv1.DeletionPolicy)
	GetDeletionPolicy() nddv1.DeletionPolicy
}

An Orphanable resource may specify a DeletionPolicy.

type PredicateFn 

type PredicateFn func(obj runtime.Object) bool

A PredicateFn returns true if the supplied object should be reconciled.

type RequiredTargetReferencer added in v0.5.7 

type RequiredTargetReferencer interface {
	GetTargetReference() nddv1.Reference
	SetTargetReference(p nddv1.Reference)
}

A RequiredTargetReferencer may reference a target config resource. Unlike TargetReferencer, the reference is required (i.e. not nil).

type RequiredTypedResourceReferencer 

type RequiredTypedResourceReferencer interface {
	SetResourceReference(r nddv1.TypedReference)
	GetResourceReference() nddv1.TypedReference
}

A RequiredTypedResourceReferencer can reference a resource.

type RootPaths added in v0.3.0 

type RootPaths interface {
	SetRootPaths(rootPaths []string)
	GetRootPaths() []string
	SetHierPaths(rootPaths map[string][]string)
	GetHierPaths() map[string][]string
}

type Target 

type Target interface {
	Object

	UserCounter
	Conditioned
}

A Target configures a Target Device Driver.

type TargetKinds added in v0.5.7 

type TargetKinds struct {
	Config    schema.GroupVersionKind
	Usage     schema.GroupVersionKind
	UsageList schema.GroupVersionKind
}

TargetKinds contains the type metadata for a kind of target.

type TargetReferencer added in v0.5.7 

type TargetReferencer interface {
	GetTargetReference() *nddv1.Reference
	SetTargetReference(p *nddv1.Reference)
}

A TargetReferencer may reference a target resource.

type TargetUsage added in v0.5.7 

type TargetUsage interface {
	Object

	RequiredTargetReferencer
	RequiredTypedResourceReferencer
}

A TargetUsage indicates a usage of a target config.

type TargetUsageList added in v0.5.7 

type TargetUsageList interface {
	client.ObjectList

	// GetItems returns the list of target usages.
	GetItems() []TargetUsage
}

A TargetUsageList is a list of targets usages.

type TargetUsageTracker added in v0.5.7 

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

A TargetUsageTracker tracks usages of a Target by creating or updating the appropriate TargetUsage.

func NewTargetUsageTracker added in v0.5.7 

func NewTargetUsageTracker(c client.Client, of TargetUsage) *TargetUsageTracker

NewTargetUsageTracker creates a TargetUsageTracker.

func (*TargetUsageTracker) Track added in v0.5.7 

func (u *TargetUsageTracker) Track(ctx context.Context, mg Managed) error

Track that the supplied Managed resource is using the Target it references by creating or updating a TargetUsage. Track should be called _before_ attempting to use the Target. This ensures the managed resource's usage is updated if the managed resource is updated to reference a misconfigured Target.

type Tracker 

type Tracker interface {
	// Track the supplied managed resource.
	Track(ctx context.Context, mg Managed) error
}

A Tracker tracks managed resources.

type TrackerFn 

type TrackerFn func(ctx context.Context, mg Managed) error

A TrackerFn is a function that tracks managed resources.

func (TrackerFn) Track 

func (fn TrackerFn) Track(ctx context.Context, mg Managed) error

Track the supplied managed resource.

type UserCounter 

type UserCounter interface {
	SetUsers(i int64)
	GetUsers() int64
}

A UserCounter can count how many users it has.

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