2020-04-16

Note

• Pod Lifecycle Event Generator: Understanding the “PLEG is not healthy” issue in Kubernetes - Red Hat Developer
  • https://developers.redhat.com/blog/2019/11/13/pod-lifecycle-event-generator-understanding-the-pleg-is-not-healthy-issue-in-kubernetes/
  • PLEG is not healthy, 遭遇したことがない
  • コンテナの状態を監視するやつっぽい
• community/pod-lifecycle-event-generator.md at master · kubernetes/community
  • https://github.com/kubernetes/community/blob/master/contributors/design-proposals/node/pod-lifecycle-event-generator.md
  • こう言われれば見覚えのあるやつ

type PodLifeCycleEventType string

const (
    ContainerStarted      PodLifeCycleEventType = "ContainerStarted"
    ContainerStopped      PodLifeCycleEventType = "ContainerStopped"
    NetworkSetupCompleted PodLifeCycleEventType = "NetworkSetupCompleted"
    NetworkFailed         PodLifeCycleEventType = "NetworkFailed"
)

// PodLifecycleEvent is an event reflects the change of the pod state.
type PodLifecycleEvent struct {
    // The pod ID.
    ID types.UID
    // The type of the event.
    Type PodLifeCycleEventType
    // The accompanied data which varies based on the event type.
    Data interface{}
}