Ejemplo n.º 1
// EnsureToolsAvailability verifies the tools are available. If no tools are
// found, it will automatically synchronize them.
func EnsureToolsAvailability(ctx environs.BootstrapContext, env environs.Environ, series string, toolsArch *string) (coretools.List, error) {
	cfg := env.Config()
	var vers *version.Number
	if agentVersion, ok := cfg.AgentVersion(); ok {
		vers = &agentVersion

		"looking for bootstrap tools: series=%q, arch=%v, version=%v",
		series, toolsArch, vers,
	params := envtools.BootstrapToolsParams{
		Version: vers,
		Arch:    toolsArch,
		Series:  series,
		// If vers.Build>0, the tools may have been uploaded in this session.
		// Allow retries, so we wait until the storage has caught up.
		AllowRetry: vers != nil && vers.Build > 0,
	toolsList, err := envtools.FindBootstrapTools(env, params)
	if err == nil {
		return toolsList, nil
	} else if !errors.IsNotFound(err) {
		return nil, err

	// Only automatically upload tools for dev versions.
	if !version.Current.IsDev() {
		return nil, fmt.Errorf("cannot upload bootstrap tools: %v", noToolsNoUploadMessage)

	// No tools available so our only hope is to build locally and upload.
	logger.Warningf("no prepackaged tools available")
	uploadSeries := SeriesToUpload(cfg, nil)
	if series != "" {
		uploadSeries = append(uploadSeries, series)
	if err := UploadTools(ctx, env, toolsArch, false, uploadSeries...); err != nil {
		logger.Errorf("%s", noToolsMessage)
		return nil, fmt.Errorf("cannot upload bootstrap tools: %v", err)
	// TODO(axw) have uploadTools return the list of tools in the target, and use that.
	params.AllowRetry = true
	if toolsList, err = envtools.FindBootstrapTools(env, params); err != nil {
		return nil, fmt.Errorf("cannot find bootstrap tools: %v", err)
	return toolsList, nil
Ejemplo n.º 2
func (s *bootstrapSuite) getArgs(c *gc.C) manual.BootstrapArgs {
	hostname, err := os.Hostname()
	c.Assert(err, gc.IsNil)
	toolsList, err := tools.FindBootstrapTools(s.Conn.Environ, tools.BootstrapToolsParams{})
	c.Assert(err, gc.IsNil)
	arch := "amd64"
	return manual.BootstrapArgs{
		Host:          hostname,
		DataDir:       "/var/lib/juju",
		Environ:       s.env,
		PossibleTools: toolsList,
		Series:        "precise",
		HardwareCharacteristics: &instance.HardwareCharacteristics{
			Arch: &arch,
		Context: coretesting.Context(c),