// CreatePetSetList creates paginated list of Pet Set model // objects based on Kubernetes Pet Set objects array and related resources arrays. func CreatePetSetList(petSets []apps.PetSet, pods []api.Pod, events []api.Event, dsQuery *dataselect.DataSelectQuery, heapsterClient *heapster.HeapsterClient) *PetSetList { petSetList := &PetSetList{ PetSets: make([]PetSet, 0), ListMeta: common.ListMeta{TotalItems: len(petSets)}, } cachedResources := &dataselect.CachedResources{ Pods: pods, } replicationControllerCells, metricPromises := dataselect.GenericDataSelectWithMetrics(petset.ToCells(petSets), dsQuery, cachedResources, heapsterClient) petSets = petset.FromCells(replicationControllerCells) for _, petSet := range petSets { matchingPods := common.FilterNamespacedPodsBySelector(pods, petSet.ObjectMeta.Namespace, petSet.Spec.Selector.MatchLabels) // TODO(floreks): Conversion should be omitted when client type will be updated podInfo := common.GetPodInfo(int32(petSet.Status.Replicas), int32(petSet.Spec.Replicas), matchingPods) podInfo.Warnings = event.GetPodsEventWarnings(events, matchingPods) petSetList.PetSets = append(petSetList.PetSets, ToPetSet(&petSet, &podInfo)) } cumulativeMetrics, err := metricPromises.GetMetrics() petSetList.CumulativeMetrics = cumulativeMetrics if err != nil { petSetList.CumulativeMetrics = make([]metric.Metric, 0) } return petSetList }
// 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 }
// CreateJobList returns a list of all Job model objects in the cluster, based on all // Kubernetes Job API objects. func CreateJobList(jobs []batch.Job, pods []api.Pod, events []api.Event, dsQuery *dataselect.DataSelectQuery, heapsterClient *heapster.HeapsterClient) *JobList { jobList := &JobList{ Jobs: make([]Job, 0), ListMeta: common.ListMeta{TotalItems: len(jobs)}, } cachedResources := &dataselect.CachedResources{ Pods: pods, } replicationControllerCells, metricPromises := dataselect.GenericDataSelectWithMetrics(toCells(jobs), dsQuery, cachedResources, heapsterClient) jobs = fromCells(replicationControllerCells) for _, job := range jobs { var completions int32 matchingPods := common.FilterNamespacedPodsBySelector(pods, job.ObjectMeta.Namespace, job.Spec.Selector.MatchLabels) if job.Spec.Completions != nil { completions = *job.Spec.Completions } podInfo := common.GetPodInfo(job.Status.Active, completions, matchingPods) podInfo.Warnings = event.GetPodsEventWarnings(events, matchingPods) jobList.Jobs = append(jobList.Jobs, ToJob(&job, &podInfo)) } cumulativeMetrics, err := metricPromises.GetMetrics() jobList.CumulativeMetrics = cumulativeMetrics if err != nil { jobList.CumulativeMetrics = make([]metric.Metric, 0) } return jobList }
// Returns simple info about pods(running, desired, failing, etc.) related to given pet set. func getPetSetPodInfo(client *k8sClient.Client, petSet *apps.PetSet) ( *common.PodInfo, error) { pods, err := getRawPetSetPods(client, petSet.Name, petSet.Namespace) if err != nil { return nil, err } podInfo := common.GetPodInfo(int32(petSet.Status.Replicas), int32(petSet.Spec.Replicas), pods) return &podInfo, nil }
// Returns simple info about pods(running, desired, failing, etc.) related to given daemon set. func getDaemonSetPodInfo(client k8sClient.Interface, daemonSet *extensions.DaemonSet) ( *common.PodInfo, error) { pods, err := getRawDaemonSetPods(client, daemonSet.Name, daemonSet.Namespace) if err != nil { return nil, err } podInfo := common.GetPodInfo(daemonSet.Status.CurrentNumberScheduled, daemonSet.Status.DesiredNumberScheduled, pods) return &podInfo, nil }
// Returns simple info about pods(running, desired, failing, etc.) related to given job. func getJobPodInfo(client k8sClient.Interface, job *batch.Job) (*common.PodInfo, error) { labelSelector := labels.SelectorFromSet(job.Spec.Selector.MatchLabels) channels := &common.ResourceChannels{ PodList: common.GetPodListChannelWithOptions(client, common.NewSameNamespaceQuery( job.Namespace), api.ListOptions{ LabelSelector: labelSelector, FieldSelector: fields.Everything(), }, 1), } pods := <-channels.PodList.List if err := <-channels.PodList.Error; err != nil { return nil, err } podInfo := common.GetPodInfo(job.Status.Active, *job.Spec.Completions, pods.Items) return &podInfo, nil }
// Returns simple info about pods(running, desired, failing, etc.) related to given replication // controller. func getReplicationControllerPodInfo(client k8sClient.Interface, rc *api.ReplicationController, namespace string) (*common.PodInfo, error) { labelSelector := labels.SelectorFromSet(rc.Spec.Selector) channels := &common.ResourceChannels{ PodList: common.GetPodListChannelWithOptions(client, common.NewSameNamespaceQuery(namespace), api.ListOptions{ LabelSelector: labelSelector, FieldSelector: fields.Everything(), }, 1), } pods := <-channels.PodList.List if err := <-channels.PodList.Error; err != nil { return nil, err } podInfo := common.GetPodInfo(rc.Status.Replicas, rc.Spec.Replicas, pods.Items) return &podInfo, nil }
// CreateDeploymentList returns a list of all Deployment model objects in the cluster, based on all // Kubernetes Deployment API objects. func CreateDeploymentList(deployments []extensions.Deployment, pods []api.Pod, events []api.Event, dsQuery *dataselect.DataSelectQuery, heapsterClient *heapster.HeapsterClient) *DeploymentList { deploymentList := &DeploymentList{ Deployments: make([]Deployment, 0), ListMeta: common.ListMeta{TotalItems: len(deployments)}, } cachedResources := &dataselect.CachedResources{ Pods: pods, } replicationControllerCells, metricPromises := dataselect.GenericDataSelectWithMetrics(toCells(deployments), dsQuery, cachedResources, heapsterClient) deployments = fromCells(replicationControllerCells) for _, deployment := range deployments { matchingPods := common.FilterNamespacedPodsBySelector(pods, deployment.ObjectMeta.Namespace, deployment.Spec.Selector.MatchLabels) podInfo := common.GetPodInfo(deployment.Status.Replicas, deployment.Spec.Replicas, matchingPods) podInfo.Warnings = event.GetPodsEventWarnings(events, matchingPods) deploymentList.Deployments = append(deploymentList.Deployments, Deployment{ ObjectMeta: common.NewObjectMeta(deployment.ObjectMeta), TypeMeta: common.NewTypeMeta(common.ResourceKindDeployment), ContainerImages: common.GetContainerImages(&deployment.Spec.Template.Spec), Pods: podInfo, }) } cumulativeMetrics, err := metricPromises.GetMetrics() deploymentList.CumulativeMetrics = cumulativeMetrics if err != nil { deploymentList.CumulativeMetrics = make([]metric.Metric, 0) } return deploymentList }
// 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 }