Golang utils.NeedsFormatting函數代碼示例

func showPhysicalNetwork(c *cli.Context, w io.Writer) error {
	err := checkArgCount(c, 1)
	if err != nil {
		return err
	}
	id := c.Args().First()

	client.Esxclient, err = client.GetClient(c)
	if err != nil {
		return err
	}

	network, err := client.Esxclient.Subnets.Get(id)
	if err != nil {
		return err
	}

	if c.GlobalIsSet("non-interactive") {
		portGroups := getCommaSeparatedStringFromStringArray(network.PortGroups)
		fmt.Printf("%s\t%s\t%s\t%s\t%s\t%t\n", network.ID, network.Name, network.State, portGroups,
			network.Description, network.IsDefault)
	} else if utils.NeedsFormatting(c) {
		utils.FormatObject(network, w, c)
	} else {
		fmt.Printf("Network ID: %s\n", network.ID)
		fmt.Printf("  Name:        %s\n", network.Name)
		fmt.Printf("  State:       %s\n", network.State)
		fmt.Printf("  Description: %s\n", network.Description)
		fmt.Printf("  Port Groups: %s\n", network.PortGroups)
		fmt.Printf("  Is Default: %t\n", network.IsDefault)
	}

	return nil
}

// Prints out the output of tasks
func printTaskList(taskList []photon.Task, c *cli.Context) error {
	if c.GlobalIsSet("non-interactive") {
		for _, task := range taskList {
			fmt.Printf("%s\t%s\t%s\t%d\t%d\n", task.ID, task.State, task.Operation, task.StartedTime, task.EndTime-task.StartedTime)
		}
	} else if utils.NeedsFormatting(c) {
		utils.FormatObjects(taskList, os.Stdout, c)
	} else {
		w := new(tabwriter.Writer)
		w.Init(os.Stdout, 4, 4, 2, ' ', 0)
		fmt.Fprintf(w, "\nTask\tStart Time\tDuration\n")

		for _, task := range taskList {
			var duration int64
			startTime := timestampToString(task.StartedTime)
			if task.EndTime-task.StartedTime > 0 {
				duration = (task.EndTime - task.StartedTime) / 1000
			} else {
				duration = 0
			}
			fmt.Fprintf(w, "%s\t%s\t%.2d:%.2d:%.2d\n", task.ID, startTime, duration/3600, (duration/60)%60, duration%60)
			err := w.Flush()
			if err != nil {
				return err
			}
			fmt.Printf("%s, %s\n", task.Operation, task.State)
		}
		if len(taskList) > 0 {
			fmt.Printf("\nYou can run 'photon task show <id>' for more information\n")
		}
		fmt.Printf("Total: %d\n", len(taskList))
	}

	return nil
}

// Lists all the hosts associated with the deployment
func listDeploymentVms(c *cli.Context, w io.Writer) error {
	id, err := getDeploymentId(c)
	if err != nil {
		return err
	}

	client.Esxclient, err = client.GetClient(c)
	if err != nil {
		return err
	}

	vms, err := client.Esxclient.Deployments.GetVms(id)
	if err != nil {
		return err
	}

	if utils.NeedsFormatting(c) {
		utils.FormatObjects(vms, w, c)
	} else {
		err = printVMList(vms.Items, os.Stdout, c, false)
		if err != nil {
			return err
		}
	}

	return nil
}

// Retrieves availability zone against specified id.
func showAvailabilityZone(c *cli.Context, w io.Writer) error {
	err := checkArgCount(c, 1)
	if err != nil {
		return err
	}
	id := c.Args().First()

	client.Esxclient, err = client.GetClient(c)
	if err != nil {
		return err
	}

	zone, err := client.Esxclient.AvailabilityZones.Get(id)
	if err != nil {
		return err
	}

	if c.GlobalIsSet("non-interactive") {
		fmt.Printf("%s\t%s\t%s\t%s\n", zone.ID, zone.Name, zone.Kind, zone.State)
	} else if utils.NeedsFormatting(c) {
		utils.FormatObject(zone, w, c)
	} else {
		fmt.Printf("AvailabilityZone ID: %s\n", zone.ID)
		fmt.Printf("  Name:        %s\n", zone.Name)
		fmt.Printf("  Kind:        %s\n", zone.Kind)
		fmt.Printf("  State:       %s\n", zone.State)
	}

	return nil
}

func listVMNetworks(c *cli.Context, w io.Writer) error {
	err := checkArgCount(c, 1)
	if err != nil {
		return err
	}

	id := c.Args().First()

	client.Esxclient, err = client.GetClient(c)
	if err != nil {
		return err
	}

	networks, err := getVMNetworks(id, c)
	if err != nil {
		return err
	}

	if !utils.NeedsFormatting(c) {
		err = printVMNetworks(networks, c.GlobalIsSet("non-interactive"))
		if err != nil {
			return err
		}
	} else {
		utils.FormatObjects(networks, w, c)
	}
	return nil
}

// Retrieves tasks for VM
func getVMTasks(c *cli.Context, w io.Writer) error {
	err := checkArgCount(c, 1)
	if err != nil {
		return err
	}

	id := c.Args().First()
	state := c.String("state")

	client.Esxclient, err = client.GetClient(c)
	if err != nil {
		return err
	}

	options := &photon.TaskGetOptions{
		State: state,
	}

	taskList, err := client.Esxclient.VMs.GetTasks(id, options)
	if err != nil {
		return err
	}

	if !utils.NeedsFormatting(c) {
		err = printTaskList(taskList.Items, c)
		if err != nil {
			return err
		}
	} else {
		utils.FormatObjects(taskList, w, c)
	}

	return nil
}

// Get endpoint in config file and its status
func getStatus(c *cli.Context, w io.Writer) error {
	err := checkArgCount(c, 0)
	if err != nil {
		return err
	}
	client.Esxclient, err = client.GetClient(c)
	if err != nil {
		return err
	}

	status, err := client.Esxclient.Status.Get()
	if err != nil {
		return err
	}

	if !utils.NeedsFormatting(c) {
		err = printStatus(status)
	} else {
		utils.FormatObject(status, w, c)
	}
	if err != nil {
		return err
	}

	return nil
}

// Set host's availability zone with the specified host ID, returns an error if one occurred
func setHostAvailabilityZone(c *cli.Context, w io.Writer) error {
	err := checkArgCount(c, 2)
	if err != nil {
		return err
	}
	id := c.Args().First()
	availabilityZoneId := c.Args()[1]

	client.Esxclient, err = client.GetClient(c)
	if err != nil {
		return err
	}

	setAvailabilityZoneSpec := photon.HostSetAvailabilityZoneOperation{}
	setAvailabilityZoneSpec.AvailabilityZoneId = availabilityZoneId
	setTask, err := client.Esxclient.Hosts.SetAvailabilityZone(id, &setAvailabilityZoneSpec)
	if err != nil {
		return err
	}
	id, err = waitOnTaskOperation(setTask.ID, c)
	if err != nil {
		return err
	}
	if utils.NeedsFormatting(c) {
		host, err := client.Esxclient.Hosts.Get(id)
		if err != nil {
			return err
		}
		utils.FormatObject(host, w, c)
	}

	return nil
}

// Retrieves a list of projects, returns an error if one occurred
func listProjects(c *cli.Context, w io.Writer) error {
	err := checkArgCount(c, 0)
	if err != nil {
		return err
	}
	tenantName := c.String("tenant")

	client.Esxclient, err = client.GetClient(c)
	if err != nil {
		return err
	}

	tenant, err := verifyTenant(tenantName)
	if err != nil {
		return err
	}

	projects, err := client.Esxclient.Tenants.GetProjects(tenant.ID, nil)
	if err != nil {
		return err
	}

	if c.GlobalIsSet("non-interactive") {
		for _, t := range projects.Items {
			limits := quotaLineItemListToString(t.ResourceTicket.Limits)
			usage := quotaLineItemListToString(t.ResourceTicket.Usage)
			fmt.Printf("%s\t%s\t%s\t%s\n", t.ID, t.Name, limits, usage)
		}
	} else if utils.NeedsFormatting(c) {
		utils.FormatObjects(projects.Items, w, c)
	} else {
		w := new(tabwriter.Writer)
		w.Init(os.Stdout, 4, 4, 2, ' ', 0)
		fmt.Fprintf(w, "ID\tName\tLimit\tUsage\n")
		for _, t := range projects.Items {
			rt := t.ResourceTicket
			for i := 0; i < len(rt.Limits); i++ {
				if i == 0 {
					fmt.Fprintf(w, "%s\t%s\t%s %g %s\t%s %g %s\n", t.ID, t.Name,
						rt.Limits[i].Key, rt.Limits[i].Value, rt.Limits[i].Unit,
						rt.Usage[i].Key, rt.Usage[i].Value, rt.Usage[i].Unit)
				} else {
					fmt.Fprintf(w, "\t\t%s %g %s\t%s %g %s\n",
						rt.Limits[i].Key, rt.Limits[i].Value, rt.Limits[i].Unit,
						rt.Usage[i].Key, rt.Usage[i].Value, rt.Usage[i].Unit)
				}
			}
			for i := len(rt.Limits); i < len(rt.Usage); i++ {
				fmt.Fprintf(w, "\t\t\t%s %g %s\n", rt.Usage[i].Key, rt.Usage[i].Value, rt.Usage[i].Unit)
			}
		}
		err := w.Flush()
		if err != nil {
			return err
		}
		fmt.Printf("\nTotal projects: %d\n", len(projects.Items))
	}
	return nil
}

// Sends a "resize cluster" request to the API client based on the cli.Context
// Returns an error if one occurred
func resizeCluster(c *cli.Context, w io.Writer) error {
	err := checkArgCount(c, 2)
	if err != nil {
		return err
	}

	cluster_id := c.Args()[0]
	worker_count_string := c.Args()[1]
	worker_count, err := strconv.Atoi(worker_count_string)
	wait_for_ready := c.IsSet("wait-for-ready")

	if len(cluster_id) == 0 || err != nil || worker_count <= 0 {
		return fmt.Errorf("Provide a valid cluster ID and worker count")
	}

	client.Esxclient, err = client.GetClient(c)
	if err != nil {
		return err
	}

	if !c.GlobalIsSet("non-interactive") {
		fmt.Printf("\nResizing cluster %s to worker count %d\n", cluster_id, worker_count)
	}

	if confirmed(c) {
		resizeSpec := photon.ClusterResizeOperation{}
		resizeSpec.NewWorkerCount = worker_count
		resizeTask, err := client.Esxclient.Clusters.Resize(cluster_id, &resizeSpec)
		if err != nil {
			return err
		}

		_, err = waitOnTaskOperation(resizeTask.ID, c)
		if err != nil {
			return err
		}

		if wait_for_ready {
			cluster, err := waitForCluster(cluster_id)
			if err != nil {
				return err
			}
			if utils.NeedsFormatting(c) {
				utils.FormatObject(cluster, w, c)
			} else {
				fmt.Printf("Cluster %s is ready\n", cluster.ID)
			}
		} else {
			fmt.Println("Note: A background task is running to gradually resize the cluster to its target capacity.")
			fmt.Printf("You may continue to use the cluster. You can run 'cluster show %s'\n", resizeTask.Entity.ID)
			fmt.Println("to see the state of the cluster. If the resize operation is still in progress, the cluster state")
			fmt.Println("will show as RESIZING. Once the cluster is resized, the cluster state will show as READY.")
		}
	} else {
		fmt.Println("Cancelled")
	}

	return nil
}

// Show project info with the specified project id, returns an error if one occurred
func showProject(c *cli.Context, w io.Writer) error {
	err := checkArgCount(c, 1)
	if err != nil {
		return err
	}
	id := c.Args().First()

	client.Esxclient, err = client.GetClient(c)
	if err != nil {
		return err
	}

	project, err := client.Esxclient.Projects.Get(id)
	if err != nil {
		return err
	}

	if c.GlobalIsSet("non-interactive") {
		securityGroups := []string{}
		for _, s := range project.SecurityGroups {
			securityGroups = append(securityGroups, fmt.Sprintf("%s:%t", s.Name, s.Inherited))
		}
		scriptSecurityGroups := strings.Join(securityGroups, ",")
		limits := quotaLineItemListToString(project.ResourceTicket.Limits)
		usages := quotaLineItemListToString(project.ResourceTicket.Usage)

		fmt.Printf("%s\t%s\t%s\t%s\t%s\t%s\t%s\n", project.ID, project.Name, project.ResourceTicket.TenantTicketID,
			project.ResourceTicket.TenantTicketName, limits, usages, scriptSecurityGroups)
	} else if utils.NeedsFormatting(c) {
		utils.FormatObject(project, w, c)
	} else {
		w := new(tabwriter.Writer)
		w.Init(os.Stdout, 4, 4, 2, ' ', 0)
		fmt.Fprintf(w, "Project ID: %s\n", project.ID)
		fmt.Fprintf(w, "  Name: %s\n", project.Name)
		fmt.Fprintf(w, "  TenantTicketID: %s\n", project.ResourceTicket.TenantTicketID)
		fmt.Fprintf(w, "    TenantTicketName: %s\n", project.ResourceTicket.TenantTicketName)
		fmt.Fprintf(w, "    Limits:\n")
		for _, l := range project.ResourceTicket.Limits {
			fmt.Fprintf(w, "      %s\t%g\t%s\n", l.Key, l.Value, l.Unit)
		}
		fmt.Fprintf(w, "    Usage:\n")
		for _, u := range project.ResourceTicket.Usage {
			fmt.Fprintf(w, "      %s\t%g\t%s\n", u.Key, u.Value, u.Unit)
		}
		if len(project.SecurityGroups) != 0 {
			fmt.Fprintf(w, "  SecurityGroups:\n")
			for _, s := range project.SecurityGroups {
				fmt.Fprintf(w, "    %s\t%t\n", s.Name, s.Inherited)
			}
		}
		err = w.Flush()
		if err != nil {
			return err
		}
	}
	return nil
}

func createVmImage(c *cli.Context, w io.Writer) error {
	err := checkArgCount(c, 1)
	if err != nil {
		return err
	}

	id := c.Args().First()

	name := c.String("name")
	replicationType := c.String("image_replication")

	if !c.GlobalIsSet("non-interactive") && !utils.NeedsFormatting(c) {
		defaultName := "image-from-vm-" + id
		defaultReplication := "EAGER"

		name, err = askForInput("Image name (default: "+defaultName+"): ", name)
		if err != nil {
			return err
		}

		replicationType, err = askForInput("Image replication type (default: "+defaultReplication+"): ", replicationType)
		if err != nil {
			return err
		}

		if len(name) == 0 {
			name = defaultName
		}
		if len(replicationType) == 0 {
			replicationType = defaultReplication
		}
	}

	options := &photon.ImageCreateSpec{
		Name:            name,
		ReplicationType: replicationType,
	}

	client.Esxclient, err = client.GetClient(c)
	if err != nil {
		return err
	}

	task, err := client.Esxclient.VMs.CreateImage(id, options)
	if err != nil {
		return err
	}

	_, err = waitOnTaskOperation(task.ID, c)
	if err != nil {
		return err
	}

	err = formatHelper(c, w, client.Esxclient, id)

	return err
}

func formatHelper(c *cli.Context, w io.Writer, client *photon.Client, id string) error {
	if utils.NeedsFormatting(c) {
		vm, err := client.VMs.Get(id)
		if err != nil {
			return err
		}
		utils.FormatObject(vm, w, c)
	}
	return nil
}

func deploymentJsonHelper(c *cli.Context, id string, client *photon.Client) error {
	if utils.NeedsFormatting(c) {
		deployment, err := client.Deployments.Get(id)
		if err != nil {
			return err
		}

		utils.FormatObject(deployment, os.Stdout, c)
	}
	return nil
}

// Shows an image based on id
func showImage(c *cli.Context, w io.Writer) error {
	id := c.Args().First()

	if !c.GlobalIsSet("non-interactive") {
		var err error
		id, err = askForInput("Image id: ", id)
		if err != nil {
			return err
		}
	}

	if len(id) == 0 {
		return fmt.Errorf("Please provide image id")
	}

	var err error
	client.Esxclient, err = client.GetClient(c)
	if err != nil {
		return err
	}

	image, err := client.Esxclient.Images.Get(id)
	if err != nil {
		return err
	}

	if c.GlobalIsSet("non-interactive") {
		settings := []string{}
		for _, setting := range image.Settings {
			settings = append(settings, fmt.Sprintf("%s:%s", setting.Name, setting.DefaultValue))
		}
		scriptSettings := strings.Join(settings, ",")
		fmt.Printf("%s\t%s\t%s\t%d\t%s\t%s\t%s\t%s\n", image.ID, image.Name, image.State, image.Size, image.ReplicationType,
			image.ReplicationProgress, image.SeedingProgress, scriptSettings)

	} else if utils.NeedsFormatting(c) {
		utils.FormatObject(image, w, c)
	} else {
		fmt.Printf("Image ID: %s\n", image.ID)
		fmt.Printf("  Name:                       %s\n", image.Name)
		fmt.Printf("  State:                      %s\n", image.State)
		fmt.Printf("  Size:                       %d Byte(s)\n", image.Size)
		fmt.Printf("  Image Replication Type:     %s\n", image.ReplicationType)
		fmt.Printf("  Image Replication Progress: %s\n", image.ReplicationProgress)
		fmt.Printf("  Image Seeding Progress:     %s\n", image.SeedingProgress)
		fmt.Printf("  Settings: \n")
		for _, setting := range image.Settings {
			fmt.Printf("    %s : %s\n", setting.Name, setting.DefaultValue)
		}
	}

	return nil
}