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generic_service.go
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/
generic_service.go
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package resource
import (
"fmt"
apiErrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/runtime"
"k8s.io/client-go/tools/cache"
)
type GenericService struct {
ServiceBase
}
func (s *GenericService) ListInNamespace(namespace string, result Appendable) error {
return s.ListByIndex(cache.NamespaceIndex, namespace, result)
}
func (s *GenericService) List(result Appendable) error {
return s.ListInNamespace("", result)
}
func (s *GenericService) GetInNamespace(name, namespace string, result interface{}) error {
key := fmt.Sprintf("%s/%s", namespace, name)
return s.GetByKey(key, result)
}
func (s *GenericService) Get(name string, result interface{}) error {
return s.GetByKey(name, result)
}
func (s *GenericService) UpdateInNamespace(name, namespace string, result interface{}, update func() error) error {
err := s.GetInNamespace(name, namespace, result)
if err != nil {
return err
}
if result == nil {
return apiErrors.NewNotFound(s.GVR().GroupResource(), name)
}
err = update()
if err != nil {
return err
}
return s.Apply(result, result)
}
func (s *GenericService) DeleteInNamespace(namespace, name string, res runtime.Object) error {
err := s.GetInNamespace(name, namespace, res)
if err != nil {
return err
}
res = res.DeepCopyObject()
err = s.ServiceBase.DeleteInNamespace(name, namespace)
return err
}
func (s *GenericService) Delete(name string, res runtime.Object) error {
err := s.Get(name, res)
if err != nil {
return err
}
res = res.DeepCopyObject()
err = s.ServiceBase.Delete(name)
return err
}