networkpolicy

package
v0.11.4 Latest Latest
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 Go to latest Published: Sep 15, 2022 License: Apache-2.0 Imports: 33 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	ErrInvalidToolsType  = errors.New("type must be string, *networkingv1.NetworkPolicy, networkingv1.NetworkPolicy or runtime.Object")
	ErrInvalidCreateType = errors.New("type must be string, []byte, *networkingv1.NetworkPolicy, networkingv1.NetworkPolicy, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}")
	ErrInvalidUpdateType = ErrInvalidCreateType
	ErrInvalidApplyType  = ErrInvalidCreateType
	ErrInvalidDeleteType = ErrInvalidCreateType
	ErrInvalidGetType    = ErrInvalidCreateType
	ErrInvalidPathType   = errors.New("path data type must be string, []byte, *networkingv1.NetworkPolicy, networkingv1.NetworkPolicy, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}")
)

Functions

func GVK added in v0.6.1 

func GVK() schema.GroupVersionKind

GVK returns the name of Group, Version, Kind of networkpolicy resource.

func GVR added in v0.5.0 

func GVR() schema.GroupVersionResource

GVR returns the name of Group, Version, Resource of networkpolicy resource.

func Group added in v0.5.0 

func Group() string

Group returns the Group name of networkpolicy resource.

func Kind added in v0.6.1 

func Kind() string

Kind returns the Kind name of networkpolicy resource.

func Resource added in v0.5.0 

func Resource() string

Resource returns the Resource name of networkpolicy resource.

func Version added in v0.5.0 

func Version() string

Version returns the Version name of networkpolicy resource.

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 networkpolicy 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 networkpolicy handler. panic if there is any error occurs.

func (*Handler) Apply 

func (h *Handler) Apply(obj interface{}) (*networkingv1.NetworkPolicy, error)

Apply applies networkpolicy from type string, []byte, *networkingv1.NetworkPolicy, networkingv1.NetworkPolicy, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}.

func (*Handler) ApplyFromBytes 

func (h *Handler) ApplyFromBytes(data []byte) (netpol *networkingv1.NetworkPolicy, err error)

ApplyFromBytes pply networkpolicy from bytes.

func (*Handler) ApplyFromFile 

func (h *Handler) ApplyFromFile(filename string) (netpol *networkingv1.NetworkPolicy, err error)

ApplyFromFile applies networkpolicy from yaml file.

func (*Handler) ApplyFromMap added in v0.5.0 

func (h *Handler) ApplyFromMap(u map[string]interface{}) (*networkingv1.NetworkPolicy, error)

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

func (*Handler) ApplyFromObject added in v0.3.0 

func (h *Handler) ApplyFromObject(obj runtime.Object) (*networkingv1.NetworkPolicy, error)

ApplyFromObject applies networkpolicy from runtime.Object.

func (*Handler) ApplyFromUnstructured added in v0.3.0 

func (h *Handler) ApplyFromUnstructured(u *unstructured.Unstructured) (*networkingv1.NetworkPolicy, error)

ApplyFromUnstructured applies networkpolicy 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{}) (*networkingv1.NetworkPolicy, error)

Create creates networkpolicy from type string, []byte, *networkingv1.NetworkPolicy, networkingv1.NetworkPolicy, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}.

func (*Handler) CreateFromBytes 

func (h *Handler) CreateFromBytes(data []byte) (*networkingv1.NetworkPolicy, error)

CreateFromBytes creates networkpolicy from bytes.

func (*Handler) CreateFromFile 

func (h *Handler) CreateFromFile(filename string) (*networkingv1.NetworkPolicy, error)

CreateFromFile creates networkpolicy from yaml file.

func (*Handler) CreateFromMap added in v0.5.0 

func (h *Handler) CreateFromMap(u map[string]interface{}) (*networkingv1.NetworkPolicy, error)

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

func (*Handler) CreateFromObject added in v0.3.0 

func (h *Handler) CreateFromObject(obj runtime.Object) (*networkingv1.NetworkPolicy, error)

CreateFromObject creates networkpolicy from runtime.Object.

func (*Handler) CreateFromUnstructured added in v0.3.0 

func (h *Handler) CreateFromUnstructured(u *unstructured.Unstructured) (*networkingv1.NetworkPolicy, error)

CreateFromUnstructured creates networkpolicy from *unstructured.Unstructured.

func (*Handler) DeepCopy 

func (in *Handler) DeepCopy() *Handler

func (*Handler) Delete 

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

Delete deletes networkpolicy from type string, []byte, *networkingv1.NetworkPolicy, networkingv1.NetworkPolicy, 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 networkpolicy from file path.

func (*Handler) DeleteByName 

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

DeleteByName deletes networkpolicy by name.

func (*Handler) DeleteFromBytes 

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

DeleteFromBytes deletes networkpolicy from bytes.

func (*Handler) DeleteFromFile 

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

DeleteFromFile deletes networkpolicy from yaml file.

func (*Handler) DeleteFromMap added in v0.5.0 

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

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

func (*Handler) DeleteFromObject added in v0.3.0 

func (h *Handler) DeleteFromObject(obj runtime.Object) error

DeleteFromObject deletes networkpolicy from runtime.Object.

func (*Handler) DeleteFromUnstructured added in v0.3.0 

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

DeleteFromUnstructured deletes networkpolicy 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{}) (*networkingv1.NetworkPolicy, error)

Get gets networkpolicy from type string, []byte, *networkingv1.NetworkPolicy, networkingv1.NetworkPolicy, 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 networkpolicy from file path.

func (*Handler) GetAge added in v0.2.0 

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

GetAge get the networkpolicy age.

func (*Handler) GetByName 

func (h *Handler) GetByName(name string) (*networkingv1.NetworkPolicy, error)

GetByName gets networkpolicy by name.

func (*Handler) GetFromBytes 

func (h *Handler) GetFromBytes(data []byte) (*networkingv1.NetworkPolicy, error)

GetFromBytes gets networkpolicy from bytes.

func (*Handler) GetFromFile 

func (h *Handler) GetFromFile(filename string) (*networkingv1.NetworkPolicy, error)

GetFromFile gets networkpolicy from yaml file.

func (*Handler) GetFromMap added in v0.5.0 

func (h *Handler) GetFromMap(u map[string]interface{}) (*networkingv1.NetworkPolicy, error)

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

func (*Handler) GetFromObject added in v0.3.0 

func (h *Handler) GetFromObject(obj runtime.Object) (*networkingv1.NetworkPolicy, error)

GetFromObject gets networkpolicy from runtime.Object.

func (*Handler) GetFromUnstructured added in v0.3.0 

func (h *Handler) GetFromUnstructured(u *unstructured.Unstructured) (*networkingv1.NetworkPolicy, error)

GetFromUnstructured gets networkpolicy from *unstructured.Unstructured.

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) List 

func (h *Handler) List() ([]*networkingv1.NetworkPolicy, error)

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

func (*Handler) ListAll 

func (h *Handler) ListAll() ([]*networkingv1.NetworkPolicy, error)

ListAll list all networkpolicies in the k8s cluster.

func (*Handler) ListByField added in v0.7.0 

func (h *Handler) ListByField(field string) ([]*networkingv1.NetworkPolicy, error)

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

func (*Handler) ListByLabel 

func (h *Handler) ListByLabel(labels string) ([]*networkingv1.NetworkPolicy, error)

ListByLabel list networkpolicies 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) ([]*networkingv1.NetworkPolicy, error)

ListByNamespace list all networkpolicies in the specified namespace.

func (*Handler) Lister added in v0.5.0 

func (h *Handler) Lister() listersnetworking.NetworkPolicyLister

Lister returns underlying NetworkPolicyLister which helps list networkpolicies.

func (*Handler) NetworkPolicyInformer added in v0.5.0 

func (h *Handler) NetworkPolicyInformer() informersnetworking.NetworkPolicyInformer

NetworkPolicyInformer returns underlying NetworkPolicyInformer which provides access to a shared informer and lister for networkpolicy.

func (*Handler) Patch added in v0.11.1 

func (h *Handler) Patch(original *networkingv1.NetworkPolicy, patch interface{}, patchOptions ...types.PatchType) (*networkingv1.NetworkPolicy, error)

Patch use the default patch type(Strategic Merge Patch) to patch networkpolicy. 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) 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 networkpolicy resource, respectively.

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{}) (*networkingv1.NetworkPolicy, error)

Update updates networkpolicy from type string, []byte, *networkingv1.NetworkPolicy, networkingv1.NetworkPolicy, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}.

func (*Handler) UpdateFromBytes 

func (h *Handler) UpdateFromBytes(data []byte) (*networkingv1.NetworkPolicy, error)

UpdateFromBytes updates networkpolicy from bytes.

func (*Handler) UpdateFromFile 

func (h *Handler) UpdateFromFile(filename string) (*networkingv1.NetworkPolicy, error)

UpdateFromFile updates networkpolicy from yaml file.

func (*Handler) UpdateFromMap added in v0.5.0 

func (h *Handler) UpdateFromMap(u map[string]interface{}) (*networkingv1.NetworkPolicy, error)

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

func (*Handler) UpdateFromObject added in v0.3.0 

func (h *Handler) UpdateFromObject(obj runtime.Object) (*networkingv1.NetworkPolicy, error)

UpdateFromObject updates networkpolicy from runtime.Object.

func (*Handler) UpdateFromUnstructured added in v0.3.0 

func (h *Handler) UpdateFromUnstructured(u *unstructured.Unstructured) (*networkingv1.NetworkPolicy, error)

UpdateFromUnstructured updates networkpolicy from *unstructured.Unstructured.

func (*Handler) Watch 

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

Watch watch all networkpolicy 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 NetworkPolicy 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 NetworkPolicy 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 networkpolicy 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 networkpolicy 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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