builder/parallels: Added driver method 'DeviceAddCdRom'

builder/parallels/common/driver.go

@@ -15,6 +15,9 @@ import (
 // versions out of the builder steps, so sometimes the methods are
 // extremely specific.
 type Driver interface {
+	// Adds new CD/DVD drive to the VM and returns name of this device
+	DeviceAddCdRom(string, string) (string, error)
+
 	// Import a VM
 	Import(string, string, string, bool) error
 

builder/parallels/common/driver_9.go

@@ -95,6 +95,29 @@ func getAppPath(bundleId string) (string, error) {
 	return pathOutput, nil
 }
 
+func (d *Parallels9Driver) DeviceAddCdRom(name string, image string) (string, error) {
+	command := []string{
+		"set", name,
+		"--device-add", "cdrom",
+		"--image", image,
+	}
+
+	out, err := exec.Command(d.PrlctlPath, command...).Output()
+	if err != nil {
+		return "", err
+	}
+
+	deviceRe := regexp.MustCompile(`\s+(cdrom\d+)\s+`)
+	matches := deviceRe.FindStringSubmatch(string(out))
+	if matches == nil {
+		return "", fmt.Errorf(
+			"Could not determine cdrom device name in the output:\n%s", string(out))
+	}
+
+	device_name := matches[1]
+	return device_name, nil
+}
+
 func (d *Parallels9Driver) IsRunning(name string) (bool, error) {
 	var stdout bytes.Buffer
 

builder/parallels/common/driver_mock.go

@@ -5,6 +5,12 @@ import "sync"
 type DriverMock struct {
 	sync.Mutex
 
+	DeviceAddCdRomCalled bool
+	DeviceAddCdRomName   string
+	DeviceAddCdRomImage  string
+	DeviceAddCdRomResult string
+	DeviceAddCdRomErr    error
+
 	ImportCalled  bool
 	ImportName    string
 	ImportSrcPath string
@@ -45,6 +51,13 @@ type DriverMock struct {
 	IpAddressError  error
 }
 
+func (d *DriverMock) DeviceAddCdRom(name string, image string) (string, error) {
+	d.DeviceAddCdRomCalled = true
+	d.DeviceAddCdRomName = name
+	d.DeviceAddCdRomImage = image
+	return d.DeviceAddCdRomResult, d.DeviceAddCdRomErr
+}
+
 func (d *DriverMock) Import(name, srcPath, dstPath string, reassignMac bool) error {
 	d.ImportCalled = true
 	d.ImportName = name