84 lines
2.1 KiB
Go
84 lines
2.1 KiB
Go
package common
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import (
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"log"
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"os"
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"os/exec"
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"path/filepath"
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"runtime"
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"strings"
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)
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// A driver is able to talk to VirtualBox and perform certain
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// operations with it. Some of the operations on here may seem overly
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// specific, but they were built specifically in mind to handle features
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// of the VirtualBox builder for Packer, and to abstract differences in
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// versions out of the builder steps, so sometimes the methods are
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// extremely specific.
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type Driver interface {
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// Create a SATA controller.
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CreateSATAController(vm string, controller string) error
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// Delete a VM by name
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Delete(string) error
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// Import a VM
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Import(string, string, string) error
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// Checks if the VM with the given name is running.
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IsRunning(string) (bool, error)
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// Stop stops a running machine, forcefully.
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Stop(string) error
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// SuppressMessages should do what needs to be done in order to
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// suppress any annoying popups from VirtualBox.
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SuppressMessages() error
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// VBoxManage executes the given VBoxManage command
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VBoxManage(...string) error
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// Verify checks to make sure that this driver should function
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// properly. If there is any indication the driver can't function,
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// this will return an error.
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Verify() error
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// Version reads the version of VirtualBox that is installed.
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Version() (string, error)
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}
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func NewDriver() (Driver, error) {
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var vboxmanagePath string
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// On Windows, we check VBOX_INSTALL_PATH env var for the path
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if runtime.GOOS == "windows" {
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if installPath := os.Getenv("VBOX_INSTALL_PATH"); installPath != "" {
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log.Printf("[DEBUG] builder/virtualbox: VBOX_INSTALL_PATH: %s",
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installPath)
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for _, path := range strings.Split(installPath, ";") {
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path = filepath.Join(path, "VBoxManage.exe")
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if _, err := os.Stat(path); err == nil {
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vboxmanagePath = path
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break
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}
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}
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}
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}
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if vboxmanagePath == "" {
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var err error
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vboxmanagePath, err = exec.LookPath("VBoxManage")
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if err != nil {
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return nil, err
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}
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}
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log.Printf("VBoxManage path: %s", vboxmanagePath)
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driver := &VBox42Driver{vboxmanagePath}
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if err := driver.Verify(); err != nil {
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return nil, err
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}
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return driver, nil
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}
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