Exemplo n.º 1
0
func addPodInfo(key string, podMs *core.MetricSet, pod *kube_api.Pod, batch *core.DataBatch, newMs map[string]*core.MetricSet) {

	// Add UID to pod
	podMs.Labels[core.LabelPodId.Key] = string(pod.UID)
	podMs.Labels[core.LabelLabels.Key] = util.LabelsToString(pod.Labels, ",")

	// Add cpu/mem requests and limits to containers
	for _, container := range pod.Spec.Containers {
		containerKey := core.PodContainerKey(pod.Namespace, pod.Name, container.Name)
		if _, found := batch.MetricSets[containerKey]; !found {
			if _, found := newMs[containerKey]; !found {
				glog.V(2).Infof("Container %s not found, creating a stub", containerKey)
				containerMs := &core.MetricSet{
					MetricValues: make(map[string]core.MetricValue),
					Labels: map[string]string{
						core.LabelMetricSetType.Key:      core.MetricSetTypePodContainer,
						core.LabelNamespaceName.Key:      pod.Namespace,
						core.LabelPodNamespace.Key:       pod.Namespace,
						core.LabelPodName.Key:            pod.Name,
						core.LabelContainerName.Key:      container.Name,
						core.LabelContainerBaseImage.Key: container.Image,
						core.LabelPodId.Key:              string(pod.UID),
						core.LabelLabels.Key:             util.LabelsToString(pod.Labels, ","),
						core.LabelNodename.Key:           podMs.Labels[core.LabelNodename.Key],
						core.LabelHostname.Key:           podMs.Labels[core.LabelHostname.Key],
						core.LabelHostID.Key:             podMs.Labels[core.LabelHostID.Key],
					},
				}
				updateContainerResourcesAndLimits(containerMs, container)
				newMs[containerKey] = containerMs
			}
		}
	}
}
Exemplo n.º 2
0
func (this *NodeAutoscalingEnricher) Process(batch *core.DataBatch) (*core.DataBatch, error) {
	nodes, err := this.nodeLister.List()
	if err != nil {
		return nil, err
	}
	for _, node := range nodes.Items {
		if metricSet, found := batch.MetricSets[core.NodeKey(node.Name)]; found {
			metricSet.Labels[core.LabelLabels.Key] = util.LabelsToString(node.Labels, ",")
			availableCpu, _ := node.Status.Capacity[kube_api.ResourceCPU]
			availableMem, _ := node.Status.Capacity[kube_api.ResourceMemory]

			cpuRequested := getInt(metricSet, &core.MetricCpuRequest)
			cpuUsed := getInt(metricSet, &core.MetricCpuUsageRate)
			memRequested := getInt(metricSet, &core.MetricMemoryRequest)
			memUsed := getInt(metricSet, &core.MetricMemoryUsage)

			if availableCpu.MilliValue() != 0 {
				setFloat(metricSet, &core.MetricNodeCpuUtilization, float32(cpuUsed)/float32(availableCpu.MilliValue()))
				setFloat(metricSet, &core.MetricNodeCpuReservation, float32(cpuRequested)/float32(availableCpu.MilliValue()))
				setFloat(metricSet, &core.MetricNodeCpuCapacity, float32(availableCpu.MilliValue()))
			}

			if availableMem.Value() != 0 {
				setFloat(metricSet, &core.MetricNodeMemoryUtilization, float32(memUsed)/float32(availableMem.Value()))
				setFloat(metricSet, &core.MetricNodeMemoryReservation, float32(memRequested)/float32(availableMem.Value()))
				setFloat(metricSet, &core.MetricNodeMemoryCapacity, float32(availableMem.Value()))
			}
		}
	}
	return batch, nil
}
Exemplo n.º 3
0
func addContainerInfo(key string, containerMs *core.MetricSet, pod *kube_api.Pod, batch *core.DataBatch, newMs map[string]*core.MetricSet) {
	for _, container := range pod.Spec.Containers {
		if key == core.PodContainerKey(pod.Namespace, pod.Name, container.Name) {
			updateContainerResourcesAndLimits(containerMs, container)
			if _, ok := containerMs.Labels[core.LabelContainerBaseImage.Key]; !ok {
				containerMs.Labels[core.LabelContainerBaseImage.Key] = container.Image
			}
			break
		}
	}

	containerMs.Labels[core.LabelPodId.Key] = string(pod.UID)
	containerMs.Labels[core.LabelLabels.Key] = util.LabelsToString(pod.Labels, ",")

	namespace := containerMs.Labels[core.LabelNamespaceName.Key]
	podName := containerMs.Labels[core.LabelPodName.Key]

	podKey := core.PodKey(namespace, podName)
	_, oldfound := batch.MetricSets[podKey]
	if !oldfound {
		_, newfound := newMs[podKey]
		if !newfound {
			glog.V(2).Infof("Pod %s not found, creating a stub", podKey)
			podMs := &core.MetricSet{
				MetricValues: make(map[string]core.MetricValue),
				Labels: map[string]string{
					core.LabelMetricSetType.Key: core.MetricSetTypePod,
					core.LabelNamespaceName.Key: namespace,
					core.LabelPodNamespace.Key:  namespace,
					core.LabelPodName.Key:       podName,
					core.LabelNodename.Key:      containerMs.Labels[core.LabelNodename.Key],
					core.LabelHostname.Key:      containerMs.Labels[core.LabelHostname.Key],
					core.LabelHostID.Key:        containerMs.Labels[core.LabelHostID.Key],
				},
			}
			newMs[podKey] = podMs
			addPodInfo(podKey, podMs, pod, batch, newMs)
		}
	}
}