224 lines
6.9 KiB
Go
224 lines
6.9 KiB
Go
package common
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import (
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"context"
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"fmt"
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"log"
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"regexp"
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"strings"
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"github.com/hashicorp/packer-plugin-sdk/multistep"
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packersdk "github.com/hashicorp/packer-plugin-sdk/packer"
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)
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// This step configures a VMX by setting some default settings as well
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// as taking in custom data to set, attaching a floppy if it exists, etc.
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//
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// Uses:
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// vmx_path string
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//
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// Produces:
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// display_name string - Value of the displayName key set in the VMX file
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type StepConfigureVMX struct {
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CustomData map[string]string
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DisplayName string
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SkipFloppy bool
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VMName string
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DiskAdapterType string
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CDROMAdapterType string
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}
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func (s *StepConfigureVMX) Run(ctx context.Context, state multistep.StateBag) multistep.StepAction {
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log.Printf("Configuring VMX...\n")
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var err error
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ui := state.Get("ui").(packersdk.Ui)
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vmxPath := state.Get("vmx_path").(string)
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vmxData, err := ReadVMX(vmxPath)
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if err != nil {
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err := fmt.Errorf("Error reading VMX file: %s", err)
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state.Put("error", err)
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ui.Error(err.Error())
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return multistep.ActionHalt
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}
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// Set this so that no dialogs ever appear from Packer.
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vmxData["msg.autoanswer"] = "true"
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// Create a new UUID for this VM, since it is a new VM
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vmxData["uuid.action"] = "create"
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// Delete any generated addresses since we want to regenerate
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// them. Conflicting MAC addresses is a bad time.
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addrRegex := regexp.MustCompile(`(?i)^ethernet\d+\.generatedAddress`)
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for k := range vmxData {
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if addrRegex.MatchString(k) {
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delete(vmxData, k)
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}
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}
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// Set custom data
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for k, v := range s.CustomData {
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log.Printf("Setting VMX: '%s' = '%s'", k, v)
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k = strings.ToLower(k)
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vmxData[k] = v
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}
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// Set a floppy disk, but only if we should
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if !s.SkipFloppy {
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// Grab list of temporary builder devices so we can append the floppy to it
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tmpBuildDevices := state.Get("temporaryDevices").([]string)
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// Set a floppy disk if we have one
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if floppyPathRaw, ok := state.GetOk("floppy_path"); ok {
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log.Println("Floppy path present, setting in VMX")
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vmxData["floppy0.present"] = "TRUE"
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vmxData["floppy0.filetype"] = "file"
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vmxData["floppy0.filename"] = floppyPathRaw.(string)
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// Add it to our list of build devices to later remove
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tmpBuildDevices = append(tmpBuildDevices, "floppy0")
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}
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// Build the list back in our statebag
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state.Put("temporaryDevices", tmpBuildDevices)
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}
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// Add our custom CD, if it exists
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if cdPath, ok := state.GetOk("cd_path"); ok {
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if cdPath != "" {
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diskAndCDConfigData := DefaultDiskAndCDROMTypes(s.DiskAdapterType, s.CDROMAdapterType)
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cdromPrefix := diskAndCDConfigData.CDROMType + "1:" + diskAndCDConfigData.CDROMType_PrimarySecondary
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vmxData[cdromPrefix+".present"] = "TRUE"
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vmxData[cdromPrefix+".fileName"] = cdPath.(string)
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vmxData[cdromPrefix+".deviceType"] = "cdrom-image"
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}
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}
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// If the build is taking place on a remote ESX server, the displayName
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// will be needed for discovery of the VM's IP address and for export
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// of the VM. The displayName key should always be set in the VMX file,
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// so error if we don't find it and the user has not set it in the config.
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if s.DisplayName != "" {
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vmxData["displayname"] = s.DisplayName
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state.Put("display_name", s.DisplayName)
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} else {
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displayName, ok := vmxData["displayname"]
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if !ok { // Packer converts key names to lowercase!
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err := fmt.Errorf("Error: Could not get value of displayName from VMX data")
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state.Put("error", err)
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ui.Error(err.Error())
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return multistep.ActionHalt
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} else {
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state.Put("display_name", displayName)
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}
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}
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// Set the extendedConfigFile setting for the .vmxf filename to the VMName
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// if displayName is not set. This is needed so that when VMWare creates
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// the .vmxf file it matches the displayName if it is set. When just using
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// the sisplayName if it was empty VMWare would make a file named ".vmxf".
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// The ".vmxf" file would not get deleted when the VM got deleted.
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if s.DisplayName != "" {
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vmxData["extendedconfigfile"] = fmt.Sprintf("%s.vmxf", s.DisplayName)
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} else {
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vmxData["extendedconfigfile"] = fmt.Sprintf("%s.vmxf", s.VMName)
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}
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err = WriteVMX(vmxPath, vmxData)
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if err != nil {
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err := fmt.Errorf("Error writing VMX file: %s", err)
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state.Put("error", err)
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ui.Error(err.Error())
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return multistep.ActionHalt
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}
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return multistep.ActionContinue
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}
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type DiskAndCDConfigData struct {
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SCSI_Present string
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SCSI_diskAdapterType string
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SATA_Present string
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NVME_Present string
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DiskType string
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CDROMType string
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CDROMType_PrimarySecondary string
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CDROM_PATH string
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}
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// DefaultDiskAndCDROMTypes takes the disk adapter type and cdrom adapter type from the config and converts them
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// into template interpolation data for creating or configuring a vmx.
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func DefaultDiskAndCDROMTypes(diskAdapterType string, cdromAdapterType string) DiskAndCDConfigData {
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diskData := DiskAndCDConfigData{
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SCSI_Present: "FALSE",
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SCSI_diskAdapterType: "lsilogic",
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SATA_Present: "FALSE",
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NVME_Present: "FALSE",
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DiskType: "scsi",
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CDROMType: "ide",
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CDROMType_PrimarySecondary: "0",
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}
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/// Use the disk adapter type that the user specified to tweak the .vmx
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// Also sync the cdrom adapter type according to what's common for that disk type.
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// XXX: If the cdrom type is modified, make sure to update common/step_clean_vmx.go
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// so that it will regex the correct cdrom device for removal.
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diskAdapterType = strings.ToLower(diskAdapterType)
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switch diskAdapterType {
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case "ide":
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diskData.DiskType = "ide"
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diskData.CDROMType = "ide"
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diskData.CDROMType_PrimarySecondary = "1"
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case "sata":
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diskData.SATA_Present = "TRUE"
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diskData.DiskType = "sata"
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diskData.CDROMType = "sata"
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diskData.CDROMType_PrimarySecondary = "1"
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case "nvme":
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diskData.NVME_Present = "TRUE"
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diskData.DiskType = "nvme"
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diskData.SATA_Present = "TRUE"
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diskData.CDROMType = "sata"
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diskData.CDROMType_PrimarySecondary = "0"
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case "scsi":
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diskAdapterType = "lsilogic"
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fallthrough
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default:
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diskData.SCSI_Present = "TRUE"
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diskData.SCSI_diskAdapterType = diskAdapterType // defaults to lsilogic
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diskData.DiskType = "scsi"
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diskData.CDROMType = "ide"
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diskData.CDROMType_PrimarySecondary = "0"
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}
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/// Handle the cdrom adapter type. If the disk adapter type and the
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// cdrom adapter type are the same, then ensure that the cdrom is the
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// secondary device on whatever bus the disk adapter is on.
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if cdromAdapterType == "" {
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cdromAdapterType = diskData.CDROMType
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} else if cdromAdapterType == diskAdapterType {
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diskData.CDROMType_PrimarySecondary = "1"
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} else {
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diskData.CDROMType_PrimarySecondary = "0"
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}
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switch cdromAdapterType {
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case "ide":
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diskData.CDROMType = "ide"
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case "sata":
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diskData.SATA_Present = "TRUE"
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diskData.CDROMType = "sata"
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case "scsi":
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diskData.SCSI_Present = "TRUE"
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diskData.CDROMType = "scsi"
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}
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return diskData
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}
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func (s *StepConfigureVMX) Cleanup(state multistep.StateBag) {
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}
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