Golang types.VirtualSCSISharing函数代码示例

func (cmd *add) Run(ctx context.Context, f *flag.FlagSet) error {
	vm, err := cmd.VirtualMachine()
	if err != nil {
		return err
	}

	if vm == nil {
		return flag.ErrHelp
	}

	devices, err := vm.Device(context.TODO())
	if err != nil {
		return err
	}

	d, err := devices.CreateSCSIController(cmd.controller)
	if err != nil {
		return err
	}

	c := d.(types.BaseVirtualSCSIController).GetVirtualSCSIController()
	c.HotAddRemove = &cmd.hotAddRemove
	c.SharedBus = types.VirtualSCSISharing(cmd.sharedBus)

	err = vm.AddDevice(context.TODO(), d)
	if err != nil {
		return err
	}

	// output name of device we just created
	devices, err = vm.Device(context.TODO())
	if err != nil {
		return err
	}

	devices = devices.SelectByType(d)

	name := devices.Name(devices[len(devices)-1])

	fmt.Println(name)

	return nil
}

// Attaches given virtual disk volume to the compute running kubelet.
func (vs *VSphere) AttachDisk(vmDiskPath string, nodeName k8stypes.NodeName) (diskID string, diskUUID string, err error) {
	// Create context
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	// Create vSphere client
	c, err := vsphereLogin(vs.cfg, ctx)
	if err != nil {
		return "", "", err
	}
	defer c.Logout(ctx)

	// Find virtual machine to attach disk to
	var vSphereInstance string
	if nodeName == "" {
		vSphereInstance = vs.localInstanceID
		nodeName = vmNameToNodeName(vSphereInstance)
	} else {
		vSphereInstance = nodeNameToVMName(nodeName)
	}

	// Get VM device list
	vm, vmDevices, ds, dc, err := getVirtualMachineDevices(vs.cfg, ctx, c, vSphereInstance)
	if err != nil {
		return "", "", err
	}

	attached, _ := checkDiskAttached(vmDiskPath, vmDevices, dc, c)
	if attached {
		diskID, _ = getVirtualDiskID(vmDiskPath, vmDevices, dc, c)
		diskUUID, _ = getVirtualDiskUUIDByPath(vmDiskPath, dc, c)
		return diskID, diskUUID, nil
	}

	var diskControllerType = vs.cfg.Disk.SCSIControllerType
	// find SCSI controller of particular type from VM devices
	allSCSIControllers := getSCSIControllers(vmDevices)
	scsiControllersOfRequiredType := getSCSIControllersOfType(vmDevices, diskControllerType)
	scsiController := getAvailableSCSIController(scsiControllersOfRequiredType)

	var newSCSICreated = false
	var newSCSIController types.BaseVirtualDevice

	// creating a scsi controller as there is none found of controller type defined
	if scsiController == nil {
		if len(allSCSIControllers) >= SCSIControllerLimit {
			// we reached the maximum number of controllers we can attach
			return "", "", fmt.Errorf("SCSI Controller Limit of %d has been reached, cannot create another SCSI controller", SCSIControllerLimit)
		}
		glog.V(4).Infof("Creating a SCSI controller of %v type", diskControllerType)
		newSCSIController, err := vmDevices.CreateSCSIController(diskControllerType)
		if err != nil {
			runtime.HandleError(fmt.Errorf("error creating new SCSI controller: %v", err))
			return "", "", err
		}
		configNewSCSIController := newSCSIController.(types.BaseVirtualSCSIController).GetVirtualSCSIController()
		hotAndRemove := true
		configNewSCSIController.HotAddRemove = &hotAndRemove
		configNewSCSIController.SharedBus = types.VirtualSCSISharing(types.VirtualSCSISharingNoSharing)

		// add the scsi controller to virtual machine
		err = vm.AddDevice(context.TODO(), newSCSIController)
		if err != nil {
			glog.V(3).Infof("cannot add SCSI controller to vm - %v", err)
			// attempt clean up of scsi controller
			if vmDevices, err := vm.Device(ctx); err == nil {
				cleanUpController(newSCSIController, vmDevices, vm, ctx)
			}
			return "", "", err
		}

		// verify scsi controller in virtual machine
		vmDevices, err = vm.Device(ctx)
		if err != nil {
			// cannot cleanup if there is no device list
			return "", "", err
		}

		scsiController = getSCSIController(vmDevices, vs.cfg.Disk.SCSIControllerType)
		if scsiController == nil {
			glog.Errorf("cannot find SCSI controller in VM")
			// attempt clean up of scsi controller
			cleanUpController(newSCSIController, vmDevices, vm, ctx)
			return "", "", fmt.Errorf("cannot find SCSI controller in VM")
		}
		newSCSICreated = true
	}

	disk := vmDevices.CreateDisk(scsiController, ds.Reference(), vmDiskPath)
	unitNumber, err := getNextUnitNumber(vmDevices, scsiController)
	if err != nil {
		glog.Errorf("cannot attach disk to VM, limit reached - %v.", err)
		return "", "", err
	}
	*disk.UnitNumber = unitNumber

	backing := disk.Backing.(*types.VirtualDiskFlatVer2BackingInfo)
	backing.DiskMode = string(types.VirtualDiskModeIndependent_persistent)

//.........这里部分代码省略.........

// Attaches given virtual disk volume to the compute running kubelet.
func (vs *VSphere) AttachDisk(vmDiskPath string, nodeName string) (diskID string, diskUUID string, err error) {
	// Create context
	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	// Create vSphere client
	c, err := vsphereLogin(vs.cfg, ctx)
	if err != nil {
		return "", "", err
	}
	defer c.Logout(ctx)

	// Find virtual machine to attach disk to
	var vSphereInstance string
	if nodeName == "" {
		vSphereInstance = vs.localInstanceID
	} else {
		vSphereInstance = nodeName
	}

	// Get VM device list
	vm, vmDevices, ds, err := getVirtualMachineDevices(vs.cfg, ctx, c, vSphereInstance)
	if err != nil {
		return "", "", err
	}

	var diskControllerType = vs.cfg.Disk.SCSIControllerType
	// find SCSI controller of particular type from VM devices
	var diskController = getSCSIController(vmDevices, diskControllerType)

	var newSCSICreated = false
	var newSCSIController types.BaseVirtualDevice
	// creating a scsi controller as there is none found of controller type defined
	if diskController == nil {
		glog.V(4).Infof("Creating a SCSI controller of %v type", diskControllerType)
		newSCSIController, err := vmDevices.CreateSCSIController(diskControllerType)
		if err != nil {
			runtime.HandleError(fmt.Errorf("error creating new SCSI controller: %v", err))
			return "", "", err
		}
		configNewSCSIController := newSCSIController.(types.BaseVirtualSCSIController).GetVirtualSCSIController()
		hotAndRemove := true
		configNewSCSIController.HotAddRemove = &hotAndRemove
		configNewSCSIController.SharedBus = types.VirtualSCSISharing(types.VirtualSCSISharingNoSharing)

		// add the scsi controller to virtual machine
		err = vm.AddDevice(context.TODO(), newSCSIController)
		if err != nil {
			glog.V(3).Infof("cannot add SCSI controller to vm - %v", err)
			// attempt clean up of scsi controller
			if vmDevices, err := vm.Device(ctx); err == nil {
				cleanUpController(newSCSIController, vmDevices, vm, ctx)
			}
			return "", "", err
		}

		// verify scsi controller in virtual machine
		vmDevices, err = vm.Device(ctx)
		if err != nil {
			//cannot cleanup if there is no device list
			return "", "", err
		}

		diskController = getSCSIController(vmDevices, vs.cfg.Disk.SCSIControllerType)
		if diskController == nil {
			glog.Errorf("cannot find SCSI controller in VM - %v", err)
			// attempt clean up of scsi controller
			cleanUpController(newSCSIController, vmDevices, vm, ctx)
			return "", "", err
		}
		newSCSICreated = true
	}

	disk := vmDevices.CreateDisk(diskController, ds.Reference(), vmDiskPath)
	backing := disk.Backing.(*types.VirtualDiskFlatVer2BackingInfo)
	backing.DiskMode = string(types.VirtualDiskModeIndependent_persistent)

	// Attach disk to the VM
	err = vm.AddDevice(ctx, disk)
	if err != nil {
		glog.Errorf("cannot attach disk to the vm - %v", err)
		if newSCSICreated {
			cleanUpController(newSCSIController, vmDevices, vm, ctx)
		}
		return "", "", err
	}

	vmDevices, err = vm.Device(ctx)
	if err != nil {
		if newSCSICreated {
			cleanUpController(newSCSIController, vmDevices, vm, ctx)
		}
		return "", "", err
	}
	devices := vmDevices.SelectByType(disk)
	if len(devices) < 1 {
		if newSCSICreated {
			cleanUpController(newSCSIController, vmDevices, vm, ctx)
		}
//.........这里部分代码省略.........