Beispiel #1
0
//
// Create creates the VM by
// 1. Generating SSH keys
// 2. Logs in to vSphere and gathers dc, datastore, network, resource pool and
//    other information
// 3. Clones the VM template
// 4. Powers on the VM
// 5. Uploads the SSH key bundle
//
// Parameters:
//      None
// Returns:
//      (error): various errors from vSphere
//
func (d *Driver) Create() error {
	var relocateSpec types.VirtualMachineRelocateSpec

	log.Infof("Generating SSH Keypair...")
	if err := ssh.GenerateSSHKey(d.GetSSHKeyPath()); err != nil {
		return err
	}

	// Create context
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	// Query the inventory
	c, err := d.vsphereLogin(ctx)
	if err != nil {
		return err
	}
	defer c.Logout(ctx)
	// Create a new finder
	f := find.NewFinder(c.Client, true)

	dc, err := f.DatacenterOrDefault(ctx, d.Datacenter)
	if err != nil {
		return err
	}

	folders, err := dc.Folders(ctx)
	if err != nil {
		return err
	}
	folder := folders.VmFolder

	f.SetDatacenter(dc)

	dss, err := f.DatastoreOrDefault(ctx, d.Datastore)
	if err != nil {
		return err
	}

	rp, err := f.ResourcePoolOrDefault(ctx, d.Pool)
	if err != nil {
		// Pick default Resource Pool for Host System
		hs, err := f.HostSystemOrDefault(ctx, d.HostSystem)
		if err != nil {
			log.Warnf("Unable to find host system ", err)
		}

		if hs != nil {
			rp, err = hs.ResourcePool(ctx)
			if err != nil {
				return err
			}
			if hs != nil {
				hostref := hs.Reference()
				relocateSpec.Host = &hostref
			}
		} else {
			return err
		}
	}

	dcName, err := d.getDatacenterName(dc)
	if err != nil {
		return err
	}

	image, err := d.getVMTemplate(d.VMTemplate, dcName, c.Client)
	if err != nil {
		return err
	}

	var imageMoRef mo.VirtualMachine
	err = image.Properties(ctx, image.Reference(), []string{"parent", "config.template", "resourcePool", "snapshot", "guest.toolsVersionStatus2", "config.guestFullName"}, &imageMoRef)
	if err != nil {
		return fmt.Errorf("Error reading base VM properties: %s", err)
	}

	// Create a CloneSpec to clone the VM
	datastoreref := dss.Reference()
	folderref := folder.Reference()
	poolref := rp.Reference()

	relocateSpec.Datastore = &datastoreref
	relocateSpec.Folder = &folderref
	relocateSpec.Pool = &poolref

	spec := types.VirtualMachineConfigSpec{
		Name:     d.MachineName,
		GuestId:  "otherLinux64Guest",
		Files:    &types.VirtualMachineFileInfo{VmPathName: fmt.Sprintf("[%s]", dss.Name())},
		NumCPUs:  d.CPU,
		MemoryMB: int64(d.Memory),
	}

	cloneSpec := types.VirtualMachineCloneSpec{
		Config: &spec,
	}

	if imageMoRef.Snapshot != nil {
		relocateSpec.DiskMoveType = "createNewChildDiskBacking"
		cloneSpec.Snapshot = imageMoRef.Snapshot.CurrentSnapshot
	} else {
		return fmt.Errorf("No snapshots for template, cannot use for cloning")
	}

	if d.Network != "" {
		// search for the first network card of the source
		devices, err := image.Device(ctx)
		if err != nil {
			return fmt.Errorf("Error reading base VM devices: %s", err)
		}
		var card *types.VirtualEthernetCard
		for _, device := range devices {
			if c, ok := device.(types.BaseVirtualEthernetCard); ok {
				card = c.GetVirtualEthernetCard()
				break
			}
		}
		if card == nil {
			return fmt.Errorf("No network device found for the template.")
		}

		// get the new backing information
		net, err := f.NetworkOrDefault(ctx, d.Network)
		if err != nil {
			return fmt.Errorf("Network not found: %s", err)
		}
		backing, err := net.EthernetCardBackingInfo(ctx)
		if err != nil {
			return fmt.Errorf("Network backing not found: %s", err)
		}
		netdev, err := object.EthernetCardTypes().CreateEthernetCard("vmxnet3", backing)
		if err != nil {
			return fmt.Errorf("Failed to create ethernet card: %s", err)
		}

		//set backing info
		card.Backing = netdev.(types.BaseVirtualEthernetCard).GetVirtualEthernetCard().Backing

		// prepare virtual device config spec for network card
		configSpecs := []types.BaseVirtualDeviceConfigSpec{
			&types.VirtualDeviceConfigSpec{
				Operation: types.VirtualDeviceConfigSpecOperationEdit,
				Device:    card,
			},
		}
		relocateSpec.DeviceChange = configSpecs
	}

	cloneSpec.Location = relocateSpec

	task, err := image.Clone(ctx, folder, d.MachineName, cloneSpec)
	if err != nil {
		return fmt.Errorf("Error cloning vm: %s", err)
	}
	info, err := task.WaitForResult(ctx, nil)
	if err != nil {
		return fmt.Errorf("Error cloning vm: %s", err)
	}

	vmMoRef := info.Result.(types.ManagedObjectReference)
	vm := object.NewVirtualMachine(c.Client, vmMoRef)

	// Power On the VM
	if err := d.Start(); err != nil {
		return err
	}

	// Upload the bundle
	return d.uploadBundle(vm.Reference(), ctx, c.Client)
}
func resourceVirtualMachineCreate(d *schema.ResourceData, meta interface{}) error {
	client := meta.(*vim25.Client)

	dc_name := d.Get("datacenter").(string)
	if dc_name == "" {
		finder := find.NewFinder(client, false)
		dc, err := finder.DefaultDatacenter(context.TODO())
		if err != nil {
			return fmt.Errorf("Error reading default datacenter: %s", err)
		}
		var dc_mo mo.Datacenter
		err = dc.Properties(context.TODO(), dc.Reference(), []string{"name"}, &dc_mo)
		if err != nil {
			return fmt.Errorf("Error reading datacenter name: %s", err)
		}
		dc_name = dc_mo.Name
		d.Set("datacenter", dc_name)
	}

	image_name := d.Get("image").(string)
	image_ref, err := object.NewSearchIndex(client).FindByInventoryPath(context.TODO(), fmt.Sprintf("%s/vm/%s", dc_name, image_name))
	if err != nil {
		return fmt.Errorf("Error reading vm: %s", err)
	}
	if image_ref == nil {
		return fmt.Errorf("Cannot find image %s", image_name)
	}
	image := image_ref.(*object.VirtualMachine)

	var image_mo mo.VirtualMachine
	err = image.Properties(context.TODO(), image.Reference(), []string{"parent", "config.template", "resourcePool", "snapshot", "guest.toolsVersionStatus2", "config.guestFullName"}, &image_mo)
	if err != nil {
		return fmt.Errorf("Error reading base VM properties: %s", err)
	}

	var folder_ref object.Reference
	var folder *object.Folder
	if d.Get("folder").(string) != "" {
		folder_ref, err = object.NewSearchIndex(client).FindByInventoryPath(context.TODO(), fmt.Sprintf("%v/vm/%v", dc_name, d.Get("folder").(string)))
		if err != nil {
			return fmt.Errorf("Error reading folder: %s", err)
		}
		if folder_ref == nil {
			return fmt.Errorf("Cannot find folder %s", d.Get("folder").(string))
		}

		folder = folder_ref.(*object.Folder)
	} else {
		folder = object.NewFolder(client, *image_mo.Parent)
	}

	host_name := d.Get("host").(string)
	if host_name == "" {
		if image_mo.Config.Template == true {
			return fmt.Errorf("Image is a template, 'host' is a required")
		} else {
			var pool_mo mo.ResourcePool
			err = property.DefaultCollector(client).RetrieveOne(context.TODO(), *image_mo.ResourcePool, []string{"owner"}, &pool_mo)
			if err != nil {
				return fmt.Errorf("Error reading resource pool of base VM: %s", err)
			}

			if strings.Contains(pool_mo.Owner.Value, "domain-s") {
				var host_mo mo.ComputeResource
				err = property.DefaultCollector(client).RetrieveOne(context.TODO(), pool_mo.Owner, []string{"name"}, &host_mo)
				if err != nil {
					return fmt.Errorf("Error reading host of base VM: %s", err)
				}
				host_name = host_mo.Name
			} else if strings.Contains(pool_mo.Owner.Value, "domain-c") {
				var cluster_mo mo.ClusterComputeResource
				err = property.DefaultCollector(client).RetrieveOne(context.TODO(), pool_mo.Owner, []string{"name"}, &cluster_mo)
				if err != nil {
					return fmt.Errorf("Error reading cluster of base VM: %s", err)
				}
				host_name = cluster_mo.Name
			} else {
				return fmt.Errorf("Unknown compute resource format of base VM: %s", pool_mo.Owner.Value)
			}
		}
	}

	pool_name := d.Get("resource_pool").(string)
	pool_ref, err := object.NewSearchIndex(client).FindByInventoryPath(context.TODO(), fmt.Sprintf("%v/host/%v/Resources/%v", dc_name, host_name, pool_name))
	if err != nil {
		return fmt.Errorf("Error reading resource pool: %s", err)
	}
	if pool_ref == nil {
		return fmt.Errorf("Cannot find resource pool %s", pool_name)
	}

	var relocateSpec types.VirtualMachineRelocateSpec
	var pool_mor types.ManagedObjectReference
	pool_mor = pool_ref.Reference()
	relocateSpec.Pool = &pool_mor

	if d.Get("linked_clone").(bool) {
		relocateSpec.DiskMoveType = "createNewChildDiskBacking"
	}
	var confSpec types.VirtualMachineConfigSpec
	if d.Get("cpus") != nil {
		confSpec.NumCPUs = d.Get("cpus").(int)
	}
	if d.Get("memory") != nil {
		confSpec.MemoryMB = int64(d.Get("memory").(int))
	}

	params := d.Get("configuration_parameters").(map[string]interface{})
	var ov []types.BaseOptionValue
	if len(params) > 0 {
		for k, v := range params {
			key := k
			value := v
			o := types.OptionValue{
				Key:   key,
				Value: &value,
			}
			ov = append(ov, &o)
		}
		confSpec.ExtraConfig = ov
	}

	cloneSpec := types.VirtualMachineCloneSpec{
		Location: relocateSpec,
		Config:   &confSpec,
		PowerOn:  d.Get("power_on").(bool),
	}
	if d.Get("linked_clone").(bool) {
		if image_mo.Snapshot == nil {
			return fmt.Errorf("`linked_clone=true`, but image VM has no snapshots")
		}
		cloneSpec.Snapshot = image_mo.Snapshot.CurrentSnapshot
	}

	domain := d.Get("domain").(string)
	ip_address := d.Get("ip_address").(string)
	if domain != "" {
		if image_mo.Guest.ToolsVersionStatus2 == "guestToolsNotInstalled" {
			return fmt.Errorf("VMware tools are not installed in base VM")
		}
		if !strings.Contains(image_mo.Config.GuestFullName, "Linux") && !strings.Contains(image_mo.Config.GuestFullName, "CentOS") {
			return fmt.Errorf("Guest customization is supported only for Linux. Base image OS is: %s", image_mo.Config.GuestFullName)
		}
		customizationSpec := types.CustomizationSpec{
			GlobalIPSettings: types.CustomizationGlobalIPSettings{},
			Identity: &types.CustomizationLinuxPrep{
				HostName: &types.CustomizationVirtualMachineName{},
				Domain:   domain,
			},
			NicSettingMap: []types.CustomizationAdapterMapping{
				{
					Adapter: types.CustomizationIPSettings{},
				},
			},
		}
		if ip_address != "" {
			mask := d.Get("subnet_mask").(string)
			if mask == "" {
				return fmt.Errorf("'subnet_mask' must be set, if static 'ip_address' is specified")
			}
			customizationSpec.NicSettingMap[0].Adapter.Ip = &types.CustomizationFixedIp{
				IpAddress: ip_address,
			}
			customizationSpec.NicSettingMap[0].Adapter.SubnetMask = d.Get("subnet_mask").(string)
			gateway := d.Get("gateway").(string)
			if gateway != "" {
				customizationSpec.NicSettingMap[0].Adapter.Gateway = []string{gateway}
			}
		} else {
			customizationSpec.NicSettingMap[0].Adapter.Ip = &types.CustomizationDhcpIpGenerator{}
		}
		cloneSpec.Customization = &customizationSpec
	} else if ip_address != "" {
		return fmt.Errorf("'domain' must be set, if static 'ip_address' is specified")
	}

	task, err := image.Clone(context.TODO(), folder, d.Get("name").(string), cloneSpec)
	if err != nil {
		return fmt.Errorf("Error clonning vm: %s", err)
	}
	info, err := task.WaitForResult(context.TODO(), nil)
	if err != nil {
		return fmt.Errorf("Error clonning vm: %s", err)
	}

	vm_mor := info.Result.(types.ManagedObjectReference)
	d.SetId(vm_mor.Value)
	vm := object.NewVirtualMachine(client, vm_mor)
	// workaround for https://github.com/vmware/govmomi/issues/218
	if ip_address == "" && d.Get("power_on").(bool) {
		ip, err := vm.WaitForIP(context.TODO())
		if err != nil {
			log.Printf("[ERROR] Cannot read ip address: %s", err)
		} else {
			d.Set("ip_address", ip)
			d.SetConnInfo(map[string]string{
				"type": "ssh",
				"host": ip,
			})
		}
	}

	return nil
}