func (cmd *clone) cloneVM(ctx context.Context) (*object.Task, error) {
// search for the first network card of the source
devices, err := cmd.VirtualMachine.Device(ctx)
if err != nil {
return nil, err
}
var card *types.VirtualEthernetCard
for _, device := range devices {
if c, ok := device.(types.BaseVirtualEthernetCard); ok {
card = c.GetVirtualEthernetCard()
break
}
}
if card == nil {
return nil, fmt.Errorf("No network device found.")
}
// get the new backing information
dev, err := cmd.NetworkFlag.Device()
if err != nil {
return nil, err
}
//set backing info
card.Backing = dev.(types.BaseVirtualEthernetCard).GetVirtualEthernetCard().Backing
// prepare virtual device config spec for network card
configSpecs := []types.BaseVirtualDeviceConfigSpec{
&types.VirtualDeviceConfigSpec{
Operation: types.VirtualDeviceConfigSpecOperationEdit,
Device: card,
},
}
folderref := cmd.Folder.Reference()
poolref := cmd.ResourcePool.Reference()
relocateSpec := types.VirtualMachineRelocateSpec{
DeviceChange: configSpecs,
Folder: &folderref,
Pool: &poolref,
}
if cmd.HostSystem != nil {
hostref := cmd.HostSystem.Reference()
relocateSpec.Host = &hostref
}
cloneSpec := &types.VirtualMachineCloneSpec{
Location: relocateSpec,
PowerOn: false,
Template: cmd.template,
}
// clone to storage pod
datastoreref := types.ManagedObjectReference{}
if cmd.StoragePod != nil && cmd.Datastore == nil {
storagePod := cmd.StoragePod.Reference()
// Build pod selection spec from config spec
podSelectionSpec := types.StorageDrsPodSelectionSpec{
StoragePod: &storagePod,
}
// Get the virtual machine reference
vmref := cmd.VirtualMachine.Reference()
// Build the placement spec
storagePlacementSpec := types.StoragePlacementSpec{
Folder: &folderref,
Vm: &vmref,
CloneName: cmd.name,
CloneSpec: cloneSpec,
PodSelectionSpec: podSelectionSpec,
Type: string(types.StoragePlacementSpecPlacementTypeClone),
}
// Get the storage placement result
storageResourceManager := object.NewStorageResourceManager(cmd.Client)
result, err := storageResourceManager.RecommendDatastores(ctx, storagePlacementSpec)
if err != nil {
return nil, err
}
// Get the recommendations
recommendations := result.Recommendations
if len(recommendations) == 0 {
return nil, fmt.Errorf("no recommendations")
}
// Get the first recommendation
datastoreref = recommendations[0].Action[0].(*types.StoragePlacementAction).Destination
} else if cmd.StoragePod == nil && cmd.Datastore != nil {
datastoreref = cmd.Datastore.Reference()
} else {
return nil, fmt.Errorf("Please provide either a datastore or a storagepod")
}
// Set the destination datastore
cloneSpec.Location.Datastore = &datastoreref
// Check if vmx already exists
if !cmd.force {
vmxPath := fmt.Sprintf("%s/%s.vmx", cmd.name, cmd.name)
datastore := object.NewDatastore(cmd.Client, datastoreref)
_, err := datastore.Stat(ctx, vmxPath)
if err == nil {
dsPath := cmd.Datastore.Path(vmxPath)
return nil, fmt.Errorf("File %s already exists", dsPath)
}
}
// check if customization specification requested
if len(cmd.customization) > 0 {
// get the customization spec manager
customizationSpecManager := object.NewCustomizationSpecManager(cmd.Client)
// check if customization specification exists
exists, err := customizationSpecManager.DoesCustomizationSpecExist(ctx, cmd.customization)
if err != nil {
return nil, err
}
if exists == false {
return nil, fmt.Errorf("Customization specification %s does not exists.", cmd.customization)
}
// get the customization specification
customSpecItem, err := customizationSpecManager.GetCustomizationSpec(ctx, cmd.customization)
if err != nil {
return nil, err
}
customSpec := customSpecItem.Spec
// set the customization
cloneSpec.Customization = &customSpec
}
// clone virtualmachine
return cmd.VirtualMachine.Clone(ctx, cmd.Folder, cmd.name, *cloneSpec)
}
//
// 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)
}
