Example #1
0
// CreateReplicaSetList creates paginated list of Replica Set model
// objects based on Kubernetes Replica Set objects array and related resources arrays.
func CreateReplicaSetList(replicaSets []extensions.ReplicaSet, pods []api.Pod,
	events []api.Event, dsQuery *dataselect.DataSelectQuery, heapsterClient *heapster.HeapsterClient) *ReplicaSetList {

	replicaSetList := &ReplicaSetList{
		ReplicaSets: make([]replicaset.ReplicaSet, 0),
		ListMeta:    common.ListMeta{TotalItems: len(replicaSets)},
	}

	cachedResources := &dataselect.CachedResources{
		Pods: pods,
	}
	replicationControllerCells, metricPromises := dataselect.GenericDataSelectWithMetrics(replicaset.ToCells(replicaSets), dsQuery, cachedResources, heapsterClient)
	replicaSets = replicaset.FromCells(replicationControllerCells)

	for _, replicaSet := range replicaSets {
		matchingPods := common.FilterNamespacedPodsBySelector(pods, replicaSet.ObjectMeta.Namespace,
			replicaSet.Spec.Selector.MatchLabels)
		podInfo := common.GetPodInfo(replicaSet.Status.Replicas,
			replicaSet.Spec.Replicas, matchingPods)
		podInfo.Warnings = event.GetPodsEventWarnings(events, matchingPods)

		replicaSetList.ReplicaSets = append(replicaSetList.ReplicaSets, replicaset.ToReplicaSet(&replicaSet, &podInfo))
	}

	cumulativeMetrics, err := metricPromises.GetMetrics()
	replicaSetList.CumulativeMetrics = cumulativeMetrics
	if err != nil {
		replicaSetList.CumulativeMetrics = make([]metric.Metric, 0)
	}

	return replicaSetList
}
// GetDeploymentDetail returns model object of deployment and error, if any.
func GetDeploymentDetail(client client.Interface, heapsterClient heapster.HeapsterClient, namespace string,
	deploymentName string) (*DeploymentDetail, error) {

	log.Printf("Getting details of %s deployment in %s namespace", deploymentName, namespace)

	deployment, err := client.Extensions().Deployments(namespace).Get(deploymentName)
	if err != nil {
		return nil, err
	}

	selector, err := unversioned.LabelSelectorAsSelector(deployment.Spec.Selector)
	if err != nil {
		return nil, err
	}
	options := api.ListOptions{LabelSelector: selector}

	channels := &common.ResourceChannels{
		ReplicaSetList: common.GetReplicaSetListChannelWithOptions(client.Extensions(),
			common.NewSameNamespaceQuery(namespace), options, 1),
		PodList: common.GetPodListChannelWithOptions(client,
			common.NewSameNamespaceQuery(namespace), options, 1),
	}

	rawRs := <-channels.ReplicaSetList.List
	if err := <-channels.ReplicaSetList.Error; err != nil {
		return nil, err
	}
	rawPods := <-channels.PodList.List
	if err := <-channels.PodList.Error; err != nil {
		return nil, err
	}

	// Pods
	podList, err := GetDeploymentPods(client, heapsterClient, dataselect.DefaultDataSelectWithMetrics, namespace, deploymentName)
	if err != nil {
		return nil, err
	}
	// Events
	eventList, err := GetDeploymentEvents(client, dataselect.DefaultDataSelect, namespace, deploymentName)
	if err != nil {
		return nil, err
	}

	// Old Replica Sets
	oldReplicaSetList, err := GetDeploymentOldReplicaSets(client, dataselect.DefaultDataSelect, namespace, deploymentName)
	if err != nil {
		return nil, err
	}

	// New Replica Set
	newRs, err := deploymentutil.FindNewReplicaSet(deployment, rawRs.Items)
	if err != nil {
		return nil, err
	}
	var newReplicaSet replicaset.ReplicaSet
	if newRs != nil {
		newRsPodInfo := common.GetPodInfo(newRs.Status.Replicas, newRs.Spec.Replicas, rawPods.Items)
		newReplicaSet = replicaset.ToReplicaSet(newRs, &newRsPodInfo)
	}

	// Extra Info
	var rollingUpdateStrategy *RollingUpdateStrategy
	if deployment.Spec.Strategy.RollingUpdate != nil {
		rollingUpdateStrategy = &RollingUpdateStrategy{
			MaxSurge:       deployment.Spec.Strategy.RollingUpdate.MaxSurge.IntValue(),
			MaxUnavailable: deployment.Spec.Strategy.RollingUpdate.MaxUnavailable.IntValue(),
		}
	}

	return &DeploymentDetail{
		ObjectMeta:            common.NewObjectMeta(deployment.ObjectMeta),
		TypeMeta:              common.NewTypeMeta(common.ResourceKindDeployment),
		PodList:               *podList,
		Selector:              deployment.Spec.Selector.MatchLabels,
		StatusInfo:            GetStatusInfo(&deployment.Status),
		Strategy:              deployment.Spec.Strategy.Type,
		MinReadySeconds:       deployment.Spec.MinReadySeconds,
		RollingUpdateStrategy: rollingUpdateStrategy,
		OldReplicaSetList:     *oldReplicaSetList,
		NewReplicaSet:         newReplicaSet,
		RevisionHistoryLimit:  deployment.Spec.RevisionHistoryLimit,
		EventList:             *eventList,
	}, nil

}