replicaset

package
v0.12.4 Latest Latest
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 Go to latest Published: Oct 11, 2022 License: Apache-2.0 Imports: 36 Imported by: 1

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Index

Constants

This section is empty.

Variables

View Source 
var (
	ErrInvalidToolsType  = errors.New("type must be string, *appsv1.ReplicaSet, appsv1.ReplicaSet, metav1.Object or runtime.Object")
	ErrInvalidCreateType = errors.New("type must be string, []byte, *appsv1.ReplicaSet, appsv1.ReplicaSet, metav1.Object, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}")
	ErrInvalidUpdateType = ErrInvalidCreateType
	ErrInvalidApplyType  = ErrInvalidCreateType
	ErrInvalidDeleteType = ErrInvalidCreateType
	ErrInvalidGetType    = ErrInvalidCreateType
	ErrInvalidScaleType  = ErrInvalidCreateType
	ErrInvalidPatchType  = errors.New("patch data type must be string, []byte, *appsv1.ReplicaSet, appsv1.ReplicaSet, metav1.Object, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}")
)
View Source 
var GVK = schema.GroupVersionKind{
	Group:   appsv1.SchemeGroupVersion.Group,
	Version: appsv1.SchemeGroupVersion.Version,
	Kind:    types.KindReplicaSet,
}

GVK contains the Group, Version, Kind name of replicaset.

View Source 
var GVR = schema.GroupVersionResource{
	Group:    appsv1.SchemeGroupVersion.Group,
	Version:  appsv1.SchemeGroupVersion.Version,
	Resource: types.ResourceReplicaSet,
}

GVR contains the Group, Version and Resource name of replicaset.

View Source 
var Group = GVK.Group

Group is the replicaset Group name.

View Source 
var Kind = GVK.Kind

Kind is the replicaset Kind name.

View Source 
var Resource = GVR.Resource

Resource is the replicaset Resource name.

View Source 
var Version = GVK.Version

Version is the replicaset Version name.

Functions

This section is empty.

Types

type Handler 

type Handler struct {
	Options *types.HandlerOptions
	// contains filtered or unexported fields
}

func New 

func New(ctx context.Context, kubeconfig, namespace string) (*Handler, error)

New returns a replicaset handler from kubeconfig or in-cluster config. The kubeconfig precedence is: * kubeconfig variable passed. * KUBECONFIG environment variable pointing at a file. * $HOME/.kube/config if exists. * In-cluster config if running in cluster.

func NewOrDie added in v0.3.0 

func NewOrDie(ctx context.Context, kubeconfig, namespace string) *Handler

NewOrDie simply call New() to get a replicaset handler. panic if there is any error occurs.

func (*Handler) Apply 

func (h *Handler) Apply(obj interface{}) (*appsv1.ReplicaSet, error)

Apply applies replicaset from type string, []byte, *appsv1.ReplicaSet, appsv1.ReplicaSet, metav1.Object, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}.

func (*Handler) ApplyFromBytes 

func (h *Handler) ApplyFromBytes(data []byte) (rs *appsv1.ReplicaSet, err error)

ApplyFromBytes pply replicaset from bytes data.

func (*Handler) ApplyFromFile 

func (h *Handler) ApplyFromFile(filename string) (rs *appsv1.ReplicaSet, err error)

ApplyFromFile applies replicaset from yaml or json file.

func (*Handler) ApplyFromMap added in v0.5.0 

func (h *Handler) ApplyFromMap(u map[string]interface{}) (*appsv1.ReplicaSet, error)

ApplyFromMap applies replicaset from map[string]interface{}.

func (*Handler) ApplyFromObject added in v0.3.0 

func (h *Handler) ApplyFromObject(obj interface{}) (*appsv1.ReplicaSet, error)

ApplyFromObject applies replicaset from metav1.Object or runtime.Object.

func (*Handler) ApplyFromUnstructured added in v0.3.0 

func (h *Handler) ApplyFromUnstructured(u *unstructured.Unstructured) (*appsv1.ReplicaSet, error)

ApplyFromUnstructured applies replicaset from *unstructured.Unstructured.

func (*Handler) Clientset added in v0.2.0 

func (h *Handler) Clientset() *kubernetes.Clientset

Clientset returns underlying clientset.

func (*Handler) Create 

func (h *Handler) Create(obj interface{}) (*appsv1.ReplicaSet, error)

Create creates replicaset from type string, []byte, *appsv1.ReplicaSet, appsv1.ReplicaSet, metav1.Object, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}.

func (*Handler) CreateFromBytes 

func (h *Handler) CreateFromBytes(data []byte) (*appsv1.ReplicaSet, error)

CreateFromBytes creates replicaset from bytes data.

func (*Handler) CreateFromFile 

func (h *Handler) CreateFromFile(filename string) (*appsv1.ReplicaSet, error)

CreateFromFile creates replicaset from yaml or json file.

func (*Handler) CreateFromMap added in v0.5.0 

func (h *Handler) CreateFromMap(u map[string]interface{}) (*appsv1.ReplicaSet, error)

CreateFromMap creates replicaset from map[string]interface{}.

func (*Handler) CreateFromObject added in v0.3.0 

func (h *Handler) CreateFromObject(obj interface{}) (*appsv1.ReplicaSet, error)

CreateFromObject creates replicaset from metav1.Object or runtime.Object.

func (*Handler) CreateFromUnstructured added in v0.3.0 

func (h *Handler) CreateFromUnstructured(u *unstructured.Unstructured) (*appsv1.ReplicaSet, error)

CreateFromUnstructured creates replicaset from *unstructured.Unstructured.

func (*Handler) DeepCopy 

func (in *Handler) DeepCopy() *Handler

func (*Handler) Delete 

func (h *Handler) Delete(obj interface{}) error

Delete deletes replicaset from type string, []byte, *appsv1.ReplicaSet, appsv1.ReplicaSet, metav1.Object, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}.

If passed parameter type is string, it will simply call DeleteByName instead of DeleteFromFile. You should always explicitly call DeleteFromFile to delete a replicaset from file path.

func (*Handler) DeleteByName 

func (h *Handler) DeleteByName(name string) error

DeleteByName deletes replicaset by name.

func (*Handler) DeleteFromBytes 

func (h *Handler) DeleteFromBytes(data []byte) error

DeleteFromBytes deletes replicaset from bytes data.

func (*Handler) DeleteFromFile 

func (h *Handler) DeleteFromFile(filename string) error

DeleteFromFile deletes replicaset from yaml or json file.

func (*Handler) DeleteFromMap added in v0.5.0 

func (h *Handler) DeleteFromMap(u map[string]interface{}) error

DeleteFromMap deletes replicaset from map[string]interface{}.

func (*Handler) DeleteFromObject added in v0.3.0 

func (h *Handler) DeleteFromObject(obj interface{}) error

DeleteFromObject deletes replicaset from metav1.Object or runtime.Object.

func (*Handler) DeleteFromUnstructured added in v0.3.0 

func (h *Handler) DeleteFromUnstructured(u *unstructured.Unstructured) error

DeleteFromUnstructured deletes replicaset from *unstructured.Unstructured.

func (*Handler) DiscoveryClient added in v0.2.0 

func (h *Handler) DiscoveryClient() *discovery.DiscoveryClient

DiscoveryClient returns underlying discovery client.

func (*Handler) DynamicClient added in v0.2.0 

func (h *Handler) DynamicClient() dynamic.Interface

DynamicClient returns underlying dynamic client.

func (*Handler) Get 

func (h *Handler) Get(obj interface{}) (*appsv1.ReplicaSet, error)

Get gets replicaset from type string, []byte, *appsv1.ReplicaSet, appsv1.ReplicaSet, metav1.Object, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}.

If passed parameter type is string, it will simply call GetByName instead of GetFromFile. You should always explicitly call GetFromFile to get a replicaset from file path.

func (*Handler) GetAge added in v0.10.0 

func (h *Handler) GetAge(object interface{}) (time.Duration, error)

GetAge returns replicaset age.

func (*Handler) GetByName 

func (h *Handler) GetByName(name string) (*appsv1.ReplicaSet, error)

GetByName gets replicaset by name.

func (*Handler) GetFromBytes 

func (h *Handler) GetFromBytes(data []byte) (*appsv1.ReplicaSet, error)

GetFromBytes gets replicaset from bytes data.

func (*Handler) GetFromFile 

func (h *Handler) GetFromFile(filename string) (*appsv1.ReplicaSet, error)

GetFromFile gets replicaset from yaml or json file.

func (*Handler) GetFromMap added in v0.5.0 

func (h *Handler) GetFromMap(u map[string]interface{}) (*appsv1.ReplicaSet, error)

GetFromMap gets replicaset from map[string]interface{}.

func (*Handler) GetFromObject added in v0.3.0 

func (h *Handler) GetFromObject(obj interface{}) (*appsv1.ReplicaSet, error)

GetFromObject gets replicaset from metav1.Object or runtime.Object.

func (*Handler) GetFromUnstructured added in v0.3.0 

func (h *Handler) GetFromUnstructured(u *unstructured.Unstructured) (*appsv1.ReplicaSet, error)

GetFromUnstructured gets replicaset from *unstructured.Unstructured.

func (*Handler) GetPV 

func (h *Handler) GetPV(object interface{}) ([]string, error)

GetPV get all persistentvolumes mounted by the replicaset.

func (*Handler) GetPVC 

func (h *Handler) GetPVC(object interface{}) ([]string, error)

GetPVC get all persistentvolumeclaims mounted by the replicaset.

func (*Handler) GetPods 

func (h *Handler) GetPods(object interface{}) ([]*corev1.Pod, error)

GetPods get replicaset all pods

func (*Handler) Informer added in v0.5.0 

func (h *Handler) Informer() cache.SharedIndexInformer

Informer returns underlying SharedIndexInformer which provides add and Indexers ability based on SharedInformer.

func (*Handler) InformerFactory added in v0.5.0 

func (h *Handler) InformerFactory() informers.SharedInformerFactory

InformerFactory returns underlying SharedInformerFactory which provides shared informer for resources in all known API group version.

func (*Handler) IsReady 

func (h *Handler) IsReady(name string) bool

IsReady check if the replicaset is ready

func (*Handler) List 

func (h *Handler) List() ([]*appsv1.ReplicaSet, error)

List list all replicasets in the k8s cluster, it simply call `ListAll`.

func (*Handler) ListAll 

func (h *Handler) ListAll() ([]*appsv1.ReplicaSet, error)

ListAll list all replicasets in the k8s cluster.

func (*Handler) ListByField added in v0.7.0 

func (h *Handler) ListByField(field string) ([]*appsv1.ReplicaSet, error)

ListByField list replicasets by field, work like `kubectl get xxx --field-selector=xxx`.

func (*Handler) ListByLabel 

func (h *Handler) ListByLabel(labels string) ([]*appsv1.ReplicaSet, error)

ListByLabel list replicasets by labels. Multiple labels separated by comma(",") eg: "name=myapp,role=devops", and there is an "And" relationship between multiple labels.

func (*Handler) ListByNamespace 

func (h *Handler) ListByNamespace(namespace string) ([]*appsv1.ReplicaSet, error)

ListByNamespace list all replicasets in the specified namespace.

func (*Handler) Lister added in v0.5.0 

func (h *Handler) Lister() listersapps.ReplicaSetLister

Lister returns underlying ReplicaSetLister which helps list replicasets.

func (*Handler) Patch added in v0.11.1 

func (h *Handler) Patch(original *appsv1.ReplicaSet, patch interface{}, patchOptions ...types.PatchType) (*appsv1.ReplicaSet, error)

Patch use the default patch type(Strategic Merge Patch) to patch replicaset. Supported patch types are: "StrategicMergePatchType", "MergePatchType", "JSONPatchType".

For further more Strategic Merge patch, see: 

https://kubernetes.io/docs/tasks/manage-kubernetes-objects/update-api-object-kubectl-patch/#before-you-begin

For a comparison of JSON patch and JSON merge patch, see: 

https://erosb.github.io/post/json-patch-vs-merge-patch/

func (*Handler) RESTClient added in v0.2.0 

func (h *Handler) RESTClient() *rest.RESTClient

RESTClient returns underlying rest client.

func (*Handler) RESTConfig added in v0.3.0 

func (h *Handler) RESTConfig() *rest.Config

RESTConfig returns underlying rest config.

func (*Handler) ReplicaSetInformer added in v0.5.0 

func (h *Handler) ReplicaSetInformer() informersapps.ReplicaSetInformer

ReplicaSetInformer returns underlying ReplicaSetInformer which provides access to a shared informer and lister for replicaset.

func (*Handler) ResetNamespace added in v0.11.4 

func (h *Handler) ResetNamespace(namespace string)

func (*Handler) RunInformer 

func (h *Handler) RunInformer(
	stopCh <-chan struct{},
	addFunc func(obj interface{}),
	updateFunc func(oldObj, newObj interface{}),
	deleteFunc func(obj interface{}))

RunInformer start and run the shared informer, returning after it stops. The informer will be stopped when stopCh is closed.

AddFunc, updateFunc, and deleteFunc are used to handle add, update, and delete event of k8s replicaset resource, respectively.

func (*Handler) Scale added in v0.10.0 

func (h *Handler) Scale(obj interface{}, replicas int32) (*appsv1.ReplicaSet, error)

Scale set replicaset replicas from type string, []byte, *appsv1.ReplicaSet, appsv1.ReplicaSet, metav1.Object, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}.

If passed parameter type is string, it will simply call ScaleByName instead of ScaleFromFile. You should always explicitly call ScaleFromFile to set replicaset replicas from file path.

func (*Handler) ScaleByName added in v0.10.0 

func (h *Handler) ScaleByName(name string, replicas int32) (*appsv1.ReplicaSet, error)

ScaleByName scale replicaset by name.

func (*Handler) ScaleFromBytes added in v0.10.0 

func (h *Handler) ScaleFromBytes(data []byte, replicas int32) (*appsv1.ReplicaSet, error)

ScaleFromBytes scale replicaset from bytes data.

func (*Handler) ScaleFromFile added in v0.10.0 

func (h *Handler) ScaleFromFile(filename string, replicas int32) (*appsv1.ReplicaSet, error)

ScaleFromFile scale replicaset from yaml or json file.

func (*Handler) ScaleFromMap added in v0.10.0 

func (h *Handler) ScaleFromMap(u map[string]interface{}, replicas int32) (*appsv1.ReplicaSet, error)

ScaleFromMap scale replicaset from map[string]interface{}.

func (*Handler) ScaleFromObject added in v0.10.0 

func (h *Handler) ScaleFromObject(obj interface{}, replicas int32) (*appsv1.ReplicaSet, error)

ScaleFromObject scale replicaset from metav1.Object or runtime.Object.

func (*Handler) ScaleFromUnstructured added in v0.10.0 

func (h *Handler) ScaleFromUnstructured(u *unstructured.Unstructured, replicas int32) (*appsv1.ReplicaSet, error)

ScaleFromUnstructured scale replicaset from *unstructured.Unstructured.

func (*Handler) SetForceDelete 

func (h *Handler) SetForceDelete(force bool)

func (*Handler) SetInformerFactoryNamespace added in v0.10.4 

func (h *Handler) SetInformerFactoryNamespace(namespace string)

SetInformerFactoryNamespace limit the scope of informer list-and-watch k8s resource. informer list-and-watch all namespace k8s resource by default.

func (*Handler) SetInformerFactoryResyncPeriod added in v0.10.4 

func (h *Handler) SetInformerFactoryResyncPeriod(resyncPeriod time.Duration)

SetInformerFactoryResyncPeriod will set informer resync period.

func (*Handler) SetInformerFactoryTweakListOptions added in v0.10.4 

func (h *Handler) SetInformerFactoryTweakListOptions(tweakListOptions internalinterfaces.TweakListOptionsFunc)

SetInformerFactoryTweakListOptions sets a custom filter on all listers of the configured SharedInformerFactory.

func (*Handler) SetLimit 

func (h *Handler) SetLimit(limit int64)

func (*Handler) SetTimeout 

func (h *Handler) SetTimeout(timeout int64)

func (*Handler) StartInformer added in v0.10.1 

func (h *Handler) StartInformer(
	stopCh <-chan struct{},
	addFunc func(obj interface{}),
	updateFunc func(oldObj, newObj interface{}),
	deleteFunc func(obj interface{}))

StartInformer simply call RunInformer.

func (*Handler) Update 

func (h *Handler) Update(obj interface{}) (*appsv1.ReplicaSet, error)

Update updates replicaset from type string, []byte, *appsv1.ReplicaSet, appsv1.ReplicaSet, metav1.Object, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}.

func (*Handler) UpdateFromBytes 

func (h *Handler) UpdateFromBytes(data []byte) (*appsv1.ReplicaSet, error)

UpdateFromBytes updates replicaset from bytes data.

func (*Handler) UpdateFromFile 

func (h *Handler) UpdateFromFile(filename string) (*appsv1.ReplicaSet, error)

UpdateFromFile updates replicaset from yaml or json file.

func (*Handler) UpdateFromMap added in v0.5.0 

func (h *Handler) UpdateFromMap(u map[string]interface{}) (*appsv1.ReplicaSet, error)

UpdateFromMap updates replicaset from map[string]interface{}.

func (*Handler) UpdateFromObject added in v0.3.0 

func (h *Handler) UpdateFromObject(obj interface{}) (*appsv1.ReplicaSet, error)

UpdateFromObject updates replicaset from metav1.Object or runtime.Object.

func (*Handler) UpdateFromUnstructured added in v0.3.0 

func (h *Handler) UpdateFromUnstructured(u *unstructured.Unstructured) (*appsv1.ReplicaSet, error)

UpdateFromUnstructured updates replicaset from *unstructured.Unstructured.

func (*Handler) WaitReady 

func (h *Handler) WaitReady(name string) error

WaitReady waiting for the replicaset to be in the ready status.

func (*Handler) Watch 

func (h *Handler) Watch(addFunc, modifyFunc, deleteFunc func(obj interface{})) error

Watch watch all replicaset resources.

Object as the parameter of addFunc, modifyFunc, deleteFunc:

  • If Event.Type is Added or Modified: the new state of the object.
  • If Event.Type is Deleted: the state of the object immediately before deletion.
  • If Event.Type is Bookmark: the object (instance of a type being watched) where only ResourceVersion field is set. On successful restart of watch from a bookmark resourceVersion, client is guaranteed to not get repeat event nor miss any events.
  • If Event.Type is Error: *api.Status is recommended; other types may make sense depending on context.

func (*Handler) WatchByField added in v0.11.1 

func (h *Handler) WatchByField(field string, addFunc, modifyFunc, deleteFunc func(obj interface{})) error

WatchByField watch a single or multiple ReplicaSet resources selected by the field.

Object as the parameter of addFunc, modifyFunc, deleteFunc:

  • If Event.Type is Added or Modified: the new state of the object.
  • If Event.Type is Deleted: the state of the object immediately before deletion.
  • If Event.Type is Bookmark: the object (instance of a type being watched) where only ResourceVersion field is set. On successful restart of watch from a bookmark resourceVersion, client is guaranteed to not get repeat event nor miss any events.
  • If Event.Type is Error: *api.Status is recommended; other types may make sense depending on context.

func (*Handler) WatchByLabel 

func (h *Handler) WatchByLabel(labels string, addFunc, modifyFunc, deleteFunc func(obj interface{})) error

WatchByLabel watch a single or multiple ReplicaSet resources selected by the label. Multiple labels are separated by ",", label key and value conjunctaed by "=".

Object as the parameter of addFunc, modifyFunc, deleteFunc:

  • If Event.Type is Added or Modified: the new state of the object.
  • If Event.Type is Deleted: the state of the object immediately before deletion.
  • If Event.Type is Bookmark: the object (instance of a type being watched) where only ResourceVersion field is set. On successful restart of watch from a bookmark resourceVersion, client is guaranteed to not get repeat event nor miss any events.
  • If Event.Type is Error: *api.Status is recommended; other types may make sense depending on context.

func (*Handler) WatchByName 

func (h *Handler) WatchByName(name string, addFunc, modifyFunc, deleteFunc func(obj interface{})) error

WatchByName watch a single replicaset reseource.

Object as the parameter of addFunc, modifyFunc, deleteFunc:

  • If Event.Type is Added or Modified: the new state of the object.
  • If Event.Type is Deleted: the state of the object immediately before deletion.
  • If Event.Type is Bookmark: the object (instance of a type being watched) where only ResourceVersion field is set. On successful restart of watch from a bookmark resourceVersion, client is guaranteed to not get repeat event nor miss any events.
  • If Event.Type is Error: *api.Status is recommended; other types may make sense depending on context.

func (*Handler) WatchByNamespace added in v0.11.1 

func (h *Handler) WatchByNamespace(namespace string, addFunc, modifyFunc, deleteFunc func(obj interface{})) error

WatchByNamespace watch all replicaset resources in the specified namespace.

Object as the parameter of addFunc, modifyFunc, deleteFunc:

  • If Event.Type is Added or Modified: the new state of the object.
  • If Event.Type is Deleted: the state of the object immediately before deletion.
  • If Event.Type is Bookmark: the object (instance of a type being watched) where only ResourceVersion field is set. On successful restart of watch from a bookmark resourceVersion, client is guaranteed to not get repeat event nor miss any events.
  • If Event.Type is Error: *api.Status is recommended; other types may make sense depending on context.

func (*Handler) WithDryRun 

func (h *Handler) WithDryRun() *Handler

WithDryRun deep copies a new handler and prints the create/update/apply/delete operations, without sending it to apiserver.

func (*Handler) WithNamespace 

func (h *Handler) WithNamespace(namespace string) *Handler

WithNamespace deep copies a new handler, but set the handler.namespace to the provided namespace.

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