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|
package common
import (
"context"
"fmt"
"log"
"path/filepath"
"strings"
"github.com/hashicorp/packer/packer-plugin-sdk/multistep"
packersdk "github.com/hashicorp/packer/packer-plugin-sdk/packer"
)
// This step creates the actual virtual machine.
//
// Produces:
// VMName string - The name of the VM
type StepCreateVM struct {
VMName string
SwitchName string
HarddrivePath string
RamSize uint
DiskSize uint
DiskBlockSize uint
UseLegacyNetworkAdapter bool
Generation uint
Cpu uint
EnableMacSpoofing bool
EnableDynamicMemory bool
EnableSecureBoot bool
SecureBootTemplate string
EnableVirtualizationExtensions bool
AdditionalDiskSize []uint
DifferencingDisk bool
MacAddress string
FixedVHD bool
Version string
KeepRegistered bool
}
func (s *StepCreateVM) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
driver := state.Get("driver").(Driver)
ui := state.Get("ui").(packersdk.Ui)
ui.Say("Creating virtual machine...")
var path string
if v, ok := state.GetOk("build_dir"); ok {
path = v.(string)
}
err := driver.CheckVMName(s.VMName)
if err != nil {
s.KeepRegistered = true
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
// Determine if we even have an existing virtual harddrive to attach
harddrivePath := ""
if harddrivePathRaw, ok := state.GetOk("iso_path"); ok {
extension := strings.ToLower(filepath.Ext(harddrivePathRaw.(string)))
if extension == ".vhd" || extension == ".vhdx" {
harddrivePath = harddrivePathRaw.(string)
} else {
log.Println("No existing virtual harddrive, not attaching.")
}
} else {
log.Println("No existing virtual harddrive, not attaching.")
}
// convert the MB to bytes
ramSize := int64(s.RamSize) * 1024 * 1024
diskSize := int64(s.DiskSize) * 1024 * 1024
diskBlockSize := int64(s.DiskBlockSize) * 1024 * 1024
err = driver.CreateVirtualMachine(s.VMName, path, harddrivePath, ramSize, diskSize, diskBlockSize,
s.SwitchName, s.Generation, s.DifferencingDisk, s.FixedVHD, s.Version)
if err != nil {
err := fmt.Errorf("Error creating virtual machine: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
if s.UseLegacyNetworkAdapter {
err := driver.ReplaceVirtualMachineNetworkAdapter(s.VMName, true)
if err != nil {
err := fmt.Errorf("Error creating legacy network adapter: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
}
err = driver.SetVirtualMachineCpuCount(s.VMName, s.Cpu)
if err != nil {
err := fmt.Errorf("Error setting virtual machine cpu count: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
err = driver.SetVirtualMachineDynamicMemory(s.VMName, s.EnableDynamicMemory)
if err != nil {
err := fmt.Errorf("Error setting virtual machine dynamic memory: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
if s.EnableMacSpoofing {
err = driver.SetVirtualMachineMacSpoofing(s.VMName, s.EnableMacSpoofing)
if err != nil {
err := fmt.Errorf("Error setting virtual machine mac spoofing: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
}
if s.Generation == 2 {
err = driver.SetVirtualMachineSecureBoot(s.VMName, s.EnableSecureBoot, s.SecureBootTemplate)
if err != nil {
err := fmt.Errorf("Error setting secure boot: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
}
if s.EnableVirtualizationExtensions {
//This is only supported on Windows 10 and Windows Server 2016 onwards
err = driver.SetVirtualMachineVirtualizationExtensions(s.VMName, s.EnableVirtualizationExtensions)
if err != nil {
err := fmt.Errorf("Error setting virtual machine virtualization extensions: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
}
if len(s.AdditionalDiskSize) > 0 {
for index, size := range s.AdditionalDiskSize {
diskSize := int64(size * 1024 * 1024)
diskFile := fmt.Sprintf("%s-%d.vhdx", s.VMName, index)
err = driver.AddVirtualMachineHardDrive(s.VMName, path, diskFile, diskSize, diskBlockSize, "SCSI")
if err != nil {
err := fmt.Errorf("Error creating and attaching additional disk drive: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
}
}
if s.MacAddress != "" {
err = driver.SetVmNetworkAdapterMacAddress(s.VMName, s.MacAddress)
if err != nil {
err := fmt.Errorf("Error setting MAC address: %s", err)
state.Put("error", err)
ui.Error(err.Error())
return multistep.ActionHalt
}
}
// Set the final name in the state bag so others can use it
state.Put("vmName", s.VMName)
// instance_id is the generic term used so that users can have access to the
// instance id inside of the provisioners, used in step_provision.
state.Put("instance_id", s.VMName)
return multistep.ActionContinue
}
func (s *StepCreateVM) Cleanup(state multistep.StateBag) {
if s.VMName == "" {
return
}
driver := state.Get("driver").(Driver)
ui := state.Get("ui").(packersdk.Ui)
if s.KeepRegistered {
ui.Say("keep_registered set. Skipping unregister/deletion of VM.")
return
}
ui.Say("Unregistering and deleting virtual machine...")
err := driver.DeleteVirtualMachine(s.VMName)
if err != nil {
ui.Error(fmt.Sprintf("Error deleting virtual machine: %s", err))
}
// TODO: Clean up created VHDX
}
|
