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watchEvent.go
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watchEvent.go
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package kubernetes
import (
"fmt"
"reflect"
corev1 "k8s.io/api/core/v1"
eventsv1 "k8s.io/api/events/v1"
apierrors "k8s.io/apimachinery/pkg/api/errors"
"k8s.io/apimachinery/pkg/watch"
)
const (
EventAdded = watch.Added
EventModified = watch.Modified
EventDeleted = watch.Deleted
EventBookmark = watch.Bookmark
EventError = watch.Error
)
type InvalidObjectType struct {
RequestedType reflect.Type
}
// Implements the error interface
func (iot *InvalidObjectType) Error() string {
return fmt.Sprintf("Cannot convert event to type %s", iot.RequestedType)
}
type WatchEvent watch.Event
func (we *WatchEvent) ToPod() (*corev1.Pod, error) {
pod, ok := we.Object.(*corev1.Pod)
if !ok {
return nil, &InvalidObjectType{RequestedType: reflect.TypeOf(pod)}
}
return pod, nil
}
func (we *WatchEvent) ToEvent() (*eventsv1.Event, error) {
event, ok := we.Object.(*eventsv1.Event)
if !ok {
return nil, &InvalidObjectType{RequestedType: reflect.TypeOf(event)}
}
return event, nil
}
func (we *WatchEvent) ToError() error {
return apierrors.FromObject(we.Object)
}