package common import ( "fmt" "io/ioutil" "log" "regexp" "strings" "github.com/hashicorp/packer/packer" "github.com/mitchellh/multistep" ) // This step configures a VMX by setting some default settings as well // as taking in custom data to set, attaching a floppy if it exists, etc. // // Uses: // vmx_path string type StepConfigureVMX struct { CustomData map[string]string SkipFloppy bool } func (s *StepConfigureVMX) Run(state multistep.StateBag) multistep.StepAction { ui := state.Get("ui").(packer.Ui) vmxPath := state.Get("vmx_path").(string) vmxContents, err := ioutil.ReadFile(vmxPath) if err != nil { err := fmt.Errorf("Error reading VMX file: %s", err) state.Put("error", err) ui.Error(err.Error()) return multistep.ActionHalt } vmxData := ParseVMX(string(vmxContents)) // Set this so that no dialogs ever appear from Packer. vmxData["msg.autoanswer"] = "true" // Create a new UUID for this VM, since it is a new VM vmxData["uuid.action"] = "create" // Delete any generated addresses since we want to regenerate // them. Conflicting MAC addresses is a bad time. addrRegex := regexp.MustCompile(`(?i)^ethernet\d+\.generatedAddress`) for k := range vmxData { if addrRegex.MatchString(k) { delete(vmxData, k) } } // Set custom data for k, v := range s.CustomData { log.Printf("Setting VMX: '%s' = '%s'", k, v) k = strings.ToLower(k) vmxData[k] = v } // Set a floppy disk, but only if we should if !s.SkipFloppy { // Set a floppy disk if we have one if floppyPathRaw, ok := state.GetOk("floppy_path"); ok { log.Println("Floppy path present, setting in VMX") vmxData["floppy0.present"] = "TRUE" vmxData["floppy0.filetype"] = "file" vmxData["floppy0.filename"] = floppyPathRaw.(string) } } if err := WriteVMX(vmxPath, vmxData); err != nil { err := fmt.Errorf("Error writing VMX file: %s", err) state.Put("error", err) ui.Error(err.Error()) return multistep.ActionHalt } return multistep.ActionContinue } func (s *StepConfigureVMX) Cleanup(state multistep.StateBag) { }