Пример #1
0
func Delete(name string) error {
	var err error
	instanceName, instancePlatform := util.SearchInstance(name)
	if instanceName == "" {
		fmt.Printf("Instance: %s not found\n", name)
		return nil
	}

	switch instancePlatform {
	case "qemu":
		qemu.StopVM(name)
		err = qemu.DeleteVM(name)
	case "vbox":
		vbox.StopVM(name)
		err = vbox.DeleteVM(name)
	case "vmw":
		vmw.StopVM(name)
		err = vmw.DeleteVM(name)
	case "gce":
		gce.StopVM(name)
		err = gce.DeleteVM(name)
	}
	if err != nil {
		fmt.Printf("Failed to delete instance: %s\n", name)
		return err
	}

	fmt.Printf("Deleted instance: %s\n", name)
	return nil
}
Пример #2
0
func deleteInstance(name string) error {
	instanceName, instancePlatform := util.SearchInstance(name)
	if instanceName == "" {
		return nil
	}
	var err error
	switch instancePlatform {
	case "qemu":
		err = qemu.DeleteVM(name)
	case "vbox":
		err = vbox.DeleteVM(name)
	case "vmw":
		err = vmw.DeleteVM(name)
	case "gce":
		err = gce.DeleteVM(name)
	}
	return err
}
Пример #3
0
func Run(repo *util.Repo, config *RunConfig) error {
	var path string
	if config.ImageName != "" {
		if _, err := os.Stat(config.ImageName); os.IsNotExist(err) {
			if repo.ImageExists(config.Hypervisor, config.ImageName) {
				path = repo.ImagePath(config.Hypervisor, config.ImageName)
			} else if util.IsRemoteImage(config.ImageName) {
				err := Pull(repo, config.Hypervisor, config.ImageName)
				if err != nil {
					return err
				}
				path = repo.ImagePath(config.Hypervisor, config.ImageName)
			} else {
				return fmt.Errorf("%s: no such image", config.ImageName)
			}
		} else {
			path = config.ImageName
		}
	} else {
		config.ImageName = repo.DefaultImage()
		if config.ImageName == "" {
			return fmt.Errorf("No Capstanfile found, unable to run.")
		}
		if !repo.ImageExists(config.Hypervisor, config.ImageName) {
			if !util.ConfigExists("Capstanfile") {
				return fmt.Errorf("%s: no such image", config.ImageName)
			}
			err := Build(repo, config.Hypervisor, config.ImageName, config.Verbose)
			if err != nil {
				return err
			}
		}
		path = repo.ImagePath(config.Hypervisor, config.ImageName)
	}
	format, err := image.Probe(path)
	if err != nil {
		return err
	}
	if format == image.Unknown {
		return fmt.Errorf("%s: image format not recognized, unable to run it.", path)
	}
	size, err := util.ParseMemSize(config.Memory)
	if err != nil {
		return err
	}
	var cmd *exec.Cmd
	switch config.Hypervisor {
	case "qemu":
		id := util.ID()
		dir := filepath.Join(os.Getenv("HOME"), ".capstan/instances/qemu", id)
		config := &qemu.VMConfig{
			Name:        id,
			Image:       path,
			Verbose:     true,
			Memory:      size,
			Cpus:        config.Cpus,
			NatRules:    config.NatRules,
			BackingFile: true,
			InstanceDir: dir,
			Monitor:     filepath.Join(dir, "osv.monitor"),
		}
		fmt.Printf("Created instance: %s\n", id)
		tio, _ := util.RawTerm()
		defer util.ResetTerm(tio)
		cmd, err = qemu.LaunchVM(config)
		defer qemu.DeleteVM(config)
	case "vbox":
		if format != image.VDI && format != image.VMDK {
			return fmt.Errorf("%s: image format of %s is not supported, unable to run it.", config.Hypervisor, path)
		}
		id := util.ID()
		config := &vbox.VMConfig{
			Name:     id,
			Dir:      filepath.Join(util.HomePath(), ".capstan/instances/vbox"),
			Image:    path,
			Memory:   size,
			Cpus:     config.Cpus,
			NatRules: config.NatRules,
		}
		fmt.Printf("Created instance: %s\n", id)
		tio, _ := util.RawTerm()
		defer util.ResetTerm(tio)
		cmd, err = vbox.LaunchVM(config)
		defer vbox.DeleteVM(config)
	case "gce":
		id := util.ID()
		bucket := "osvimg"
		config := &gce.VMConfig{
			Name:             "osv-capstan-" + id,
			Image:            "osv-capstan-" + id,
			Network:          "default",
			MachineType:      "n1-standard-1",
			Zone:             "us-central1-a",
			CloudStoragePath: "gs://" + bucket + "/osv-capstan-" + id + ".tar.gz",
			Tarball:          path,
		}
		cmd, err = gce.LaunchVM(config)
	case "vmw":
		id := util.ID()
		if format != image.VMDK {
			return fmt.Errorf("%s: image format of %s is not supported, unable to run it.", config.Hypervisor, path)
		}
		dir := filepath.Join(util.HomePath(), ".capstan/instances/vmw", id)
		config := &vmw.VMConfig{
			Name:         id,
			Dir:          dir,
			Image:        filepath.Join(dir, "osv.vmdk"),
			Memory:       size,
			Cpus:         config.Cpus,
			NatRules:     config.NatRules,
			VMXFile:      filepath.Join(dir, "osv.vmx"),
			InstanceDir:  dir,
			OriginalVMDK: path,
		}
		fmt.Printf("Created instance: %s\n", id)
		tio, _ := util.RawTerm()
		defer util.ResetTerm(tio)
		cmd, err = vmw.LaunchVM(config)
		defer vmw.DeleteVM(config)
	default:
		err = fmt.Errorf("%s: is not a supported hypervisor", config.Hypervisor)
	}
	if err != nil {
		return err
	}
	if cmd != nil {
		return cmd.Wait()
	} else {
		return nil
	}
}