kubernetes

package
v0.19.1 Latest Latest
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Published: Apr 24, 2024 License: Apache-2.0 Imports: 24 Imported by: 0

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Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func CheckPermission added in v0.1.0

func CheckPermission(ctx context.Context, client client.Client, group, resource, namespace, name, verb string) (bool, error)

func GetConfigMap added in v0.1.0

func GetConfigMap(context context.Context, client k8sclient.Reader, name string, namespace string) (*corev1.ConfigMap, error)

GetConfigMap --.

func GetSecret added in v0.1.0

func GetSecret(context context.Context, client k8sclient.Reader, name string, namespace string) (*corev1.Secret, error)

GetSecret --.

func IsAPIResourceInstalled added in v0.4.0

func IsAPIResourceInstalled(c client.Client, groupVersion string, kind string) (bool, error)

func IsUnknownAPIError added in v0.1.0

func IsUnknownAPIError(err error) bool

IsUnknownAPIError checks if the given error is due to some missing APIs in the cluster. Apparently there's no such method in Kubernetes Go API.

func JSONToYAML added in v0.1.0

func JSONToYAML(src []byte) ([]byte, error)

JSONToYAML --.

func LoadRawResourceFromYaml

func LoadRawResourceFromYaml(data string) (ctrl.Object, error)

LoadRawResourceFromYaml loads a k8s resource from a yaml definition without making assumptions on the underlying type.

func LoadResourceFromYaml

func LoadResourceFromYaml(scheme *runtime.Scheme, data string) (ctrl.Object, error)

LoadResourceFromYaml loads a k8s resource from a yaml definition.

func ReplaceResource

func ReplaceResource(ctx context.Context, c client.Client, res ctrl.Object) error

ReplaceResource allows to completely replace a resource on Kubernetes, taking care of immutable fields and resource versions.

func ReplaceResources

func ReplaceResources(ctx context.Context, c client.Client, objects []ctrl.Object) error

ReplaceResources allows to completely replace a list of resources on Kubernetes, taking care of immutable fields and resource versions.

func SanitizeFileName

func SanitizeFileName(name string) string

func SanitizeLabel

func SanitizeLabel(name string) string

SanitizeLabel sanitizes the given name to be compatible with k8s.

func SanitizeName

func SanitizeName(name string) string

SanitizeName sanitizes the given name to be compatible with k8s.

func ToJSON added in v0.1.0

func ToJSON(value runtime.Object) ([]byte, error)

ToJSON --.

func ToYAML added in v0.1.0

func ToYAML(value runtime.Object) ([]byte, error)

ToYAML --.

func WaitCondition

func WaitCondition(ctx context.Context, c client.Client, obj ctrl.Object, condition ResourceCheckFunction, maxDuration time.Duration) error

WaitCondition --.

Types

type Collection

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

A Collection is a container of Kubernetes resources.

func NewCollection

func NewCollection(objects ...ctrl.Object) *Collection

NewCollection creates a new empty collection.

func (*Collection) Add

func (c *Collection) Add(resource ctrl.Object)

Add adds a resource to the collection.

func (*Collection) AddAll

func (c *Collection) AddAll(resource []ctrl.Object)

AddAll adds all resources to the collection.

func (*Collection) AsKubernetesList

func (c *Collection) AsKubernetesList() *corev1.List

AsKubernetesList returns all resources wrapped in a Kubernetes list.

func (*Collection) GetConfigMap

func (c *Collection) GetConfigMap(filter func(*corev1.ConfigMap) bool) *corev1.ConfigMap

GetConfigMap returns a ConfigMap that matches the given function.

func (*Collection) GetDeployment

func (c *Collection) GetDeployment(filter func(*appsv1.Deployment) bool) *appsv1.Deployment

GetDeployment returns a Deployment that matches the given function.

func (*Collection) GetService

func (c *Collection) GetService(filter func(*corev1.Service) bool) *corev1.Service

GetService returns a Service that matches the given function.

func (*Collection) HasDeployment

func (c *Collection) HasDeployment(filter func(*appsv1.Deployment) bool) bool

HasDeployment returns true if a deployment matching the given condition is present.

func (*Collection) Items

func (c *Collection) Items() []ctrl.Object

Items returns all resources belonging to the collection.

func (*Collection) Remove

func (c *Collection) Remove(selector func(ctrl.Object) bool) ctrl.Object

Remove removes the given element from the collection and returns it.

func (*Collection) RemoveConfigMap

func (c *Collection) RemoveConfigMap(filter func(*corev1.ConfigMap) bool) *corev1.ConfigMap

RemoveConfigMap removes and returns a ConfigMap that matches the given function.

func (*Collection) RemoveDeployment

func (c *Collection) RemoveDeployment(filter func(*appsv1.Deployment) bool) *appsv1.Deployment

RemoveDeployment removes and returns a Deployment that matches the given function.

func (*Collection) Size

func (c *Collection) Size() int

Size returns the number of resources belonging to the collection.

func (*Collection) Visit

func (c *Collection) Visit(visitor func(ctrl.Object))

Visit executes the visitor function on all resources.

func (*Collection) VisitConfigMap

func (c *Collection) VisitConfigMap(visitor func(*corev1.ConfigMap))

VisitConfigMap executes the visitor function on all ConfigMap resources.

func (*Collection) VisitContainer

func (c *Collection) VisitContainer(visitor func(container *corev1.Container))

VisitContainer executes the visitor function on all Containers inside deployments or other resources.

func (*Collection) VisitDeployment

func (c *Collection) VisitDeployment(visitor func(*appsv1.Deployment))

VisitDeployment executes the visitor function on all Deployment resources.

func (*Collection) VisitMetaObject

func (c *Collection) VisitMetaObject(visitor func(metav1.Object))

VisitMetaObject executes the visitor function on all meta.Object resources.

func (*Collection) VisitService

func (c *Collection) VisitService(visitor func(*corev1.Service))

VisitService executes the visitor function on all Service resources.

type ResourceCheckFunction

type ResourceCheckFunction func(interface{}) (bool, error)

ResourceCheckFunction --.

type ResourceRetrieveFunction

type ResourceRetrieveFunction func() (interface{}, error)

ResourceRetrieveFunction --.

Directories

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