Пример #1
0
// Execute executes a raw Vagrant command.
func (v *Vagrant) Execute(commandRaw ...string) error {
	vagrantMutex.Lock()
	defer vagrantMutex.Unlock()

	if v.Env == nil {
		v.Env = make(map[string]string)
	}

	// Where to store data
	v.Env[vagrantDataDirEnvVar] = v.DataDir

	// Make sure we use our cwd properly
	v.Env[vagrantCwdEnvVar] = v.Dir

	// Build up the environment
	env := os.Environ()
	for k, v := range v.Env {
		env = append(env, fmt.Sprintf("%s=%s", k, v))
	}

	// Build the args
	command := make([]string, len(commandRaw)+1)
	command[0] = "--machine-readable"
	copy(command[1:], commandRaw)

	// Build the command to execute
	cmd := exec.Command("vagrant", command...)
	cmd.Dir = v.Dir
	cmd.Env = env

	// Build our custom UI that we'll use that'll call the registered
	// callbacks as well as streaming data to the UI.
	callbacks := make(map[string]OutputCallback)
	callbacks["invalid"] = v.uiCallback
	callbacks["ui"] = v.uiCallback
	for n, cb := range v.Callbacks {
		callbacks[n] = cb
	}
	ui := &vagrantUi{Callbacks: callbacks}

	// Run it with the execHelper
	err := execHelper.Run(ui, cmd)
	ui.Finish()
	if err != nil {
		return fmt.Errorf(
			"Error executing Vagrant: %s\n\n"+
				"The error messages from Vagrant are usually very informative.\n"+
				"Please read it carefully and fix any issues it mentions. If\n"+
				"the message isn't clear, please report this to the Otto project.",
			err)
	}

	return nil
}
Пример #2
0
// Execute executes a raw Packer command.
func (p *Packer) Execute(commandRaw ...string) error {
	varfile, err := p.varfile()
	if err != nil {
		return err
	}
	if execHelper.ShouldCleanup() {
		defer os.Remove(varfile)
	}

	// The command must always be machine-readable. We use this
	// exclusively to mirror the UI output.
	command := make([]string, len(commandRaw)+3)
	command[0] = commandRaw[0]
	command[1] = "-machine-readable"
	command[2] = "-var-file"
	command[3] = varfile
	copy(command[4:], commandRaw[1:])

	// Build the command to execute
	path := "packer"
	if p.Path != "" {
		path = p.Path
	}
	cmd := exec.Command(path, command...)
	cmd.Dir = p.Dir

	// Build our custom UI that we'll use that'll call the registered
	// callbacks as well as streaming data to the UI.
	callbacks := make(map[string]OutputCallback)
	callbacks["ui"] = p.uiCallback
	for n, cb := range p.Callbacks {
		callbacks[n] = cb
	}
	ui := &packerUi{Callbacks: callbacks}

	// Execute!
	err = execHelper.Run(ui, cmd)
	ui.Finish()
	if err != nil {
		return fmt.Errorf(
			"Error executing Packer: %s\n\n"+
				"The error messages from Packer are usually very informative.\n"+
				"Please read it carefully and fix any issues it mentions. If\n"+
				"the message isn't clear, please report this to the Otto project.",
			err)
	}

	return nil
}