Golang ContainerStatus.Name方法代碼示例

// getContainerStatus creates the api.containerStatus of a container from the podInfo.
// TODO(yifan): Get more detailed info such as Image, ImageID, etc.
func (p *podInfo) getContainerStatus(container *kubecontainer.Container) api.ContainerStatus {
	var status api.ContainerStatus
	status.Name = container.Name
	status.Image = container.Image
	containerID, _ := parseContainerID(string(container.ID))
	status.ImageID = containerID.imageID

	switch p.state {
	case Running:
		// TODO(yifan): Get StartedAt.
		status.State = api.ContainerState{
			Running: &api.ContainerStateRunning{
				StartedAt: util.Unix(container.Created, 0),
			},
		}
	case Embryo, Preparing, Prepared:
		status.State = api.ContainerState{Waiting: &api.ContainerStateWaiting{}}
	case AbortedPrepare, Deleting, Exited, Garbage:
		exitCode, ok := p.exitCodes[status.ImageID]
		if !ok {
			glog.Warningf("rkt: Cannot get exit code for container %v", container)
		}
		exitCode = -1
		status.State = api.ContainerState{
			Terminated: &api.ContainerStateTerminated{
				ExitCode:  exitCode,
				StartedAt: util.Unix(container.Created, 0),
			},
		}
	default:
		glog.Warningf("rkt: Unknown pod state: %q", p.state)
	}
	return status
}

func addConversionFuncs() {
	// Our TypeMeta was split into two different structs.
	api.Scheme.AddStructFieldConversion(TypeMeta{}, "TypeMeta", api.TypeMeta{}, "TypeMeta")
	api.Scheme.AddStructFieldConversion(TypeMeta{}, "TypeMeta", api.ObjectMeta{}, "ObjectMeta")
	api.Scheme.AddStructFieldConversion(TypeMeta{}, "TypeMeta", api.ListMeta{}, "ListMeta")

	api.Scheme.AddStructFieldConversion(api.TypeMeta{}, "TypeMeta", TypeMeta{}, "TypeMeta")
	api.Scheme.AddStructFieldConversion(api.ObjectMeta{}, "ObjectMeta", TypeMeta{}, "TypeMeta")
	api.Scheme.AddStructFieldConversion(api.ListMeta{}, "ListMeta", TypeMeta{}, "TypeMeta")
	api.Scheme.AddStructFieldConversion(api.Endpoints{}, "Endpoints", Endpoints{}, "Endpoints")

	// TODO: scope this to a specific type once that becomes available and remove the Event conversion functions below
	// api.Scheme.AddStructFieldConversion(string(""), "Status", string(""), "Condition")
	// api.Scheme.AddStructFieldConversion(string(""), "Condition", string(""), "Status")

	err := api.Scheme.AddConversionFuncs(
		// TypeMeta must be split into two objects
		func(in *api.TypeMeta, out *TypeMeta, s conversion.Scope) error {
			out.Kind = in.Kind
			out.APIVersion = in.APIVersion
			return nil
		},
		func(in *TypeMeta, out *api.TypeMeta, s conversion.Scope) error {
			out.Kind = in.Kind
			out.APIVersion = in.APIVersion
			return nil
		},

		// ListMeta must be converted to TypeMeta
		func(in *api.ListMeta, out *TypeMeta, s conversion.Scope) error {
			out.SelfLink = in.SelfLink
			if len(in.ResourceVersion) > 0 {
				v, err := strconv.ParseUint(in.ResourceVersion, 10, 64)
				if err != nil {
					return err
				}
				out.ResourceVersion = v
			}
			return nil
		},
		func(in *TypeMeta, out *api.ListMeta, s conversion.Scope) error {
			out.SelfLink = in.SelfLink
			if in.ResourceVersion != 0 {
				out.ResourceVersion = strconv.FormatUint(in.ResourceVersion, 10)
			} else {
				out.ResourceVersion = ""
			}
			return nil
		},

		// ObjectMeta must be converted to TypeMeta
		func(in *api.ObjectMeta, out *TypeMeta, s conversion.Scope) error {
			out.Namespace = in.Namespace
			out.ID = in.Name
			out.GenerateName = in.GenerateName
			out.UID = in.UID
			out.CreationTimestamp = in.CreationTimestamp
			out.DeletionTimestamp = in.DeletionTimestamp
			out.SelfLink = in.SelfLink
			if len(in.ResourceVersion) > 0 {
				v, err := strconv.ParseUint(in.ResourceVersion, 10, 64)
				if err != nil {
					return err
				}
				out.ResourceVersion = v
			}
			return s.Convert(&in.Annotations, &out.Annotations, 0)
		},
		func(in *TypeMeta, out *api.ObjectMeta, s conversion.Scope) error {
			out.Namespace = in.Namespace
			out.Name = in.ID
			out.GenerateName = in.GenerateName
			out.UID = in.UID
			out.CreationTimestamp = in.CreationTimestamp
			out.DeletionTimestamp = in.DeletionTimestamp
			out.SelfLink = in.SelfLink
			if in.ResourceVersion != 0 {
				out.ResourceVersion = strconv.FormatUint(in.ResourceVersion, 10)
			} else {
				out.ResourceVersion = ""
			}
			return s.Convert(&in.Annotations, &out.Annotations, 0)
		},

		// Convert all to the new PodPhase constants
		func(in *api.PodPhase, out *PodStatus, s conversion.Scope) error {
			switch *in {
			case "":
				*out = ""
			case api.PodPending:
				*out = PodWaiting
			case api.PodRunning:
				*out = PodRunning
			case api.PodSucceeded:
				*out = PodSucceeded
			case api.PodFailed:
				*out = PodTerminated
			case api.PodUnknown:
				*out = PodUnknown
			default:
//.........這裏部分代碼省略.........

// GetPodStatus returns docker related status for all containers in the pod as
// well as the infrastructure container.
func (dm *DockerManager) GetPodStatus(pod *api.Pod) (*api.PodStatus, error) {
	podFullName := kubecontainer.GetPodFullName(pod)
	uid := pod.UID
	manifest := pod.Spec

	oldStatuses := make(map[string]api.ContainerStatus, len(pod.Spec.Containers))
	lastObservedTime := make(map[string]util.Time, len(pod.Spec.Containers))
	for _, status := range pod.Status.ContainerStatuses {
		oldStatuses[status.Name] = status
		if status.LastTerminationState.Termination != nil {
			lastObservedTime[status.Name] = status.LastTerminationState.Termination.FinishedAt
		}
	}

	var podStatus api.PodStatus
	statuses := make(map[string]*api.ContainerStatus, len(pod.Spec.Containers))

	expectedContainers := make(map[string]api.Container)
	for _, container := range manifest.Containers {
		expectedContainers[container.Name] = container
	}
	expectedContainers[PodInfraContainerName] = api.Container{}

	containers, err := dm.client.ListContainers(docker.ListContainersOptions{All: true})
	if err != nil {
		return nil, err
	}

	containerDone := util.NewStringSet()
	// Loop through list of running and exited docker containers to construct
	// the statuses. We assume docker returns a list of containers sorted in
	// reverse by time.
	for _, value := range containers {
		if len(value.Names) == 0 {
			continue
		}
		dockerName, _, err := ParseDockerName(value.Names[0])
		if err != nil {
			continue
		}
		if dockerName.PodFullName != podFullName {
			continue
		}
		if uid != "" && dockerName.PodUID != uid {
			continue
		}
		dockerContainerName := dockerName.ContainerName
		c, found := expectedContainers[dockerContainerName]
		if !found {
			continue
		}
		terminationMessagePath := c.TerminationMessagePath
		if containerDone.Has(dockerContainerName) {
			continue
		}

		var terminationState *api.ContainerState = nil
		// Inspect the container.
		result := dm.inspectContainer(value.ID, dockerContainerName, terminationMessagePath)
		if result.err != nil {
			return nil, result.err
		} else if result.status.State.Termination != nil {
			terminationState = &result.status.State
		}

		if containerStatus, found := statuses[dockerContainerName]; found {
			if containerStatus.LastTerminationState.Termination == nil && terminationState != nil {
				// Populate the last termination state.
				containerStatus.LastTerminationState = *terminationState
			}
			count := true
			// Only count dead containers terminated after last time we observed,
			if lastObservedTime, ok := lastObservedTime[dockerContainerName]; ok {
				if terminationState != nil && terminationState.Termination.FinishedAt.After(lastObservedTime.Time) {
					count = false
				} else {
					// The container finished before the last observation. No
					// need to examine/count the older containers. Mark the
					// container name as done.
					containerDone.Insert(dockerContainerName)
				}
			}
			if count {
				containerStatus.RestartCount += 1
			}
			continue
		}

		if dockerContainerName == PodInfraContainerName {
			// Found network container
			if result.status.State.Running != nil {
				podStatus.PodIP = result.ip
			}
		} else {
			// Add user container information.
			if oldStatus, found := oldStatuses[dockerContainerName]; found {
				// Use the last observed restart count if it's available.
				result.status.RestartCount = oldStatus.RestartCount
//.........這裏部分代碼省略.........