// Generates apiserver-like line with average length of 100 symbols
func generateLogLine(id int) string {
	method := httpMethods[rand.Intn(len(httpMethods))]
	namespace := namespaces[rand.Intn(len(namespaces))]

	podName := rand.String(rand.IntnRange(3, 5))
	url := fmt.Sprintf("/api/v1/namespaces/%s/pods/%s", namespace, podName)
	status := rand.IntnRange(200, 600)

	return fmt.Sprintf("%d %s %s %d", id, method, url, status)
}
Example #2
0
func (util *FlockerUtil) CreateVolume(c *flockerVolumeProvisioner) (datasetUUID string, volumeSizeGB int, labels map[string]string, err error) {

	if c.flockerClient == nil {
		c.flockerClient, err = c.plugin.newFlockerClient("")
		if err != nil {
			return
		}
	}

	nodes, err := c.flockerClient.ListNodes()
	if err != nil {
		return
	}
	if len(nodes) < 1 {
		err = fmt.Errorf("no nodes found inside the flocker cluster to provision a dataset")
		return
	}

	// select random node
	rand.Seed(time.Now().UTC().UnixNano())
	node := nodes[rand.Intn(len(nodes))]
	glog.V(2).Infof("selected flocker node with UUID '%s' to provision dataset", node.UUID)

	capacity := c.options.PVC.Spec.Resources.Requests[v1.ResourceName(v1.ResourceStorage)]
	requestBytes := capacity.Value()
	volumeSizeGB = int(volume.RoundUpSize(requestBytes, 1024*1024*1024))

	createOptions := &flockerApi.CreateDatasetOptions{
		MaximumSize: requestBytes,
		Metadata: map[string]string{
			"type": "k8s-dynamic-prov",
			"pvc":  c.options.PVC.Name,
		},
		Primary: node.UUID,
	}

	datasetState, err := c.flockerClient.CreateDataset(createOptions)
	if err != nil {
		return
	}
	datasetUUID = datasetState.DatasetID

	glog.V(2).Infof("successfully created Flocker dataset with UUID '%s'", datasetUUID)

	return
}