deployment

package
v0.12.4 Latest Latest
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Published: Oct 11, 2022 License: Apache-2.0 Imports: 40 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.Deployment, appsv1.Deployment, metav1.Object or runtime.Object")
	ErrInvalidCreateType = errors.New("type must be string, []byte, *appsv1.Deployment, appsv1.Deployment, 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.Deployment, appsv1.Deployment, metav1.Object, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}")
)

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

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

View Source
var Group = GVK.Group

Group is the deployment Group name.

View Source
var Kind = GVK.Kind

Kind is the deployment Kind name.

View Source
var Resource = GVR.Resource

Resource is the deployment Resource name.

View Source
var Version = GVK.Version

Version is the deployment 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 deployment 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 deployment handler. panic if there is any error occurs.

func (*Handler) Apply

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

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

func (*Handler) ApplyFromBytes

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

ApplyFromBytes pply deployment from bytes data.

func (*Handler) ApplyFromFile

func (h *Handler) ApplyFromFile(filename string) (deploy *appsv1.Deployment, err error)

ApplyFromFile applies deployment from yaml or json file.

func (*Handler) ApplyFromMap added in v0.5.0

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

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

func (*Handler) ApplyFromObject added in v0.3.0

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

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

func (*Handler) ApplyFromUnstructured added in v0.3.0

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

ApplyFromUnstructured applies deployment 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.Deployment, error)

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

func (*Handler) CreateFromBytes

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

CreateFromBytes creates deployment from bytes data.

func (*Handler) CreateFromFile

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

CreateFromFile creates deployment from yaml or json file.

func (*Handler) CreateFromMap added in v0.5.0

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

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

func (*Handler) CreateFromObject added in v0.3.0

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

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

func (*Handler) CreateFromUnstructured added in v0.3.0

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

CreateFromUnstructured creates deployment from *unstructured.Unstructured.

func (*Handler) DeepCopy

func (in *Handler) DeepCopy() *Handler

func (*Handler) Delete

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

Delete deletes deployment from type string, []byte, *appsv1.Deployment, appsv1.Deployment, 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 deployment from file path.

func (*Handler) DeleteByName

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

DeleteByName deletes deployment by name.

func (*Handler) DeleteFromBytes

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

DeleteFromBytes deletes deployment from bytes data.

func (*Handler) DeleteFromFile

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

DeleteFromFile deletes deployment from yaml or json file.

func (*Handler) DeleteFromMap added in v0.5.0

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

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

func (*Handler) DeleteFromObject added in v0.3.0

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

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

func (*Handler) DeleteFromUnstructured added in v0.3.0

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

DeleteFromUnstructured deletes deployment from *unstructured.Unstructured.

func (*Handler) DeploymentInformer added in v0.5.0

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

DeploymentInformer returns underlying DeploymentInformer which provides access to a shared informer and lister for deployment.

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.Deployment, error)

Get gets deployment from type string, []byte, *appsv1.Deployment, appsv1.Deployment, 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 deployment from file path.

func (*Handler) GetAge

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

GetAge returns deployment age.

func (*Handler) GetByName

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

GetByName gets deployment by name.

func (*Handler) GetContainers added in v0.2.0

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

GetContainers get all container of this deployment.

func (*Handler) GetFromBytes

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

GetFromBytes gets deployment from bytes data.

func (*Handler) GetFromFile

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

GetFromFile gets deployment from yaml or json file.

func (*Handler) GetFromMap added in v0.5.0

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

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

func (*Handler) GetFromObject added in v0.3.0

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

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

func (*Handler) GetFromUnstructured added in v0.3.0

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

GetFromUnstructured gets deployment from *unstructured.Unstructured.

func (*Handler) GetImages added in v0.2.0

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

GetImages get all container images of this deployment.

func (*Handler) GetPV

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

GetPV get all persistentvolumes mounted by the deployment.

func (*Handler) GetPVC

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

GetPVC get all persistentvolumeclaims mounted by the deployment.

func (*Handler) GetPods

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

GetPods get all pods created by the deployment.

func (*Handler) GetRS

func (h *Handler) GetRS(object interface{}) ([]*appsv1.ReplicaSet, error)

GetRS get all replicaset created by the deployment.

func (*Handler) Informer added in v0.2.0

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() ([]*appsv1.Deployment, error)

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

func (*Handler) ListAll

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

ListAll list all deployments in the k8s cluster.

func (*Handler) ListByField added in v0.7.0

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

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

func (*Handler) ListByLabel

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

ListByLabel list deployments 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.Deployment, error)

ListByNamespace list all deployments in the specified namespace.

func (*Handler) Lister added in v0.2.0

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

Lister returns underlying DeploymentLister which helps list deployments.

func (*Handler) Patch added in v0.11.1

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

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

func (*Handler) Scale added in v0.10.0

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

Scale set deployment replicas from type string, []byte, *appsv1.Deployment, appsv1.Deployment, 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 deployment replicas from file path.

func (*Handler) ScaleByName added in v0.10.0

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

ScaleByName scale deployment by name.

func (*Handler) ScaleFromBytes added in v0.10.0

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

ScaleFromBytes scale deployment from bytes data.

func (*Handler) ScaleFromFile added in v0.10.0

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

ScaleFromFile scale deployment from yaml or json file.

func (*Handler) ScaleFromMap added in v0.10.0

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

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

func (*Handler) ScaleFromObject added in v0.10.0

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

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

func (*Handler) ScaleFromUnstructured added in v0.10.0

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

ScaleFromUnstructured scale deployment 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.Deployment, error)

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

func (*Handler) UpdateFromBytes

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

UpdateFromBytes updates deployment from bytes data.

func (*Handler) UpdateFromFile

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

UpdateFromFile updates deployment from yaml or json file.

func (*Handler) UpdateFromMap added in v0.5.0

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

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

func (*Handler) UpdateFromObject added in v0.3.0

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

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

func (*Handler) UpdateFromUnstructured added in v0.3.0

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

UpdateFromUnstructured updates deployment from *unstructured.Unstructured.

func (*Handler) UpdateStatus added in v0.11.1

func (h *Handler) UpdateStatus(obj interface{}) (*appsv1.Deployment, error)

UpdateStatus updates deployment from type string, []byte, *appsv1.Deployment, appsv1.Deployment, metav1.Object, runtime.Object, *unstructured.Unstructured, unstructured.Unstructured or map[string]interface{}.

func (*Handler) UpdateStatusFromBytes added in v0.11.1

func (h *Handler) UpdateStatusFromBytes(data []byte) (*appsv1.Deployment, error)

UpdateStatusFromBytes updates deployment from bytes data.

func (*Handler) UpdateStatusFromFile added in v0.11.1

func (h *Handler) UpdateStatusFromFile(filename string) (*appsv1.Deployment, error)

UpdateStatusFromFile updates deployment from yaml or json file.

func (*Handler) UpdateStatusFromMap added in v0.11.1

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

UpdateStatusFromMap updates deployment from map[string]interface{}.

func (*Handler) UpdateStatusFromObject added in v0.11.1

func (h *Handler) UpdateStatusFromObject(obj interface{}) (*appsv1.Deployment, error)

UpdateStatusFromObject updates deployment from metav1.Object or runtime.Object.

func (*Handler) UpdateStatusFromUnstructured added in v0.11.1

func (h *Handler) UpdateStatusFromUnstructured(u *unstructured.Unstructured) (*appsv1.Deployment, error)

UpdateStatusFromUnstructured updates deployment from *unstructured.Unstructured.

func (*Handler) WaitReady

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

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

func (*Handler) Watch

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

Watch watch all deployment 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 v0.11.0

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

WatchByField watch a single or multiple Deployment 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 Deployment 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 deployment 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 v0.11.0

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

WatchByNamespace watch all deployment 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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