Beispiel #1
0
func runAddDep(cmd *cobra.Command, args []string) (exit int) {
	if len(args) == 0 {
		cmd.Usage()
		return 1
	}
	if len(args) != 1 {
		stderr("dependency add: incorrect number of arguments")
		return 1
	}

	if debug {
		stderr("Adding dependency %q", args[0])
	}

	app, err := discovery.NewAppFromString(args[0])
	if err != nil {
		stderr("dependency add: couldn't parse dependency name: %v", err)
		return 1
	}

	appcLabels := types.Labels(labels)

	for name, value := range app.Labels {
		if _, ok := appcLabels.Get(string(name)); ok {
			stderr("multiple %s labels specified", name)
			return 1
		}
		appcLabels = append(appcLabels, types.Label{
			Name:  name,
			Value: value,
		})
	}

	var hash *types.Hash
	if imageId != "" {
		var err error
		hash, err = types.NewHash(imageId)
		if err != nil {
			stderr("dependency add: couldn't parse image ID: %v", err)
			return 1
		}
	}

	err = newACBuild().AddDependency(app.Name, hash, appcLabels, size)

	if err != nil {
		stderr("dependency add: %v", err)
		return getErrorCode(err)
	}

	return 0
}
Beispiel #2
0
func (a *ACBuild) beginFromRemoteImage(start string, insecure bool) error {
	// Check if we're starting with a docker image
	if strings.HasPrefix(start, "docker://") {
		// TODO use docker2aci
		return fmt.Errorf("docker containers are currently unsupported")
	}

	app, err := discovery.NewAppFromString(start)
	if err != nil {
		return err
	}
	labels, err := types.LabelsFromMap(app.Labels)
	if err != nil {
		return err
	}

	tmpDepStoreTarPath, err := ioutil.TempDir("", "acbuild-begin-tar")
	if err != nil {
		return err
	}
	defer os.RemoveAll(tmpDepStoreTarPath)

	tmpDepStoreExpandedPath, err := ioutil.TempDir("", "acbuild-begin-expanded")
	if err != nil {
		return err
	}
	defer os.RemoveAll(tmpDepStoreExpandedPath)

	reg := registry.Registry{
		DepStoreTarPath:      tmpDepStoreTarPath,
		DepStoreExpandedPath: tmpDepStoreExpandedPath,
		Insecure:             insecure,
		Debug:                a.Debug,
	}

	err = reg.Fetch(app.Name, labels, 0, false)
	if err != nil {
		if urlerr, ok := err.(*url.Error); ok {
			if operr, ok := urlerr.Err.(*net.OpError); ok {
				if dnserr, ok := operr.Err.(*net.DNSError); ok {
					if dnserr.Err == "no such host" {
						return fmt.Errorf("unknown host when fetching image, check your connection and local file paths must start with '/' or '.'")
					}
				}
			}
		}
		return err
	}

	files, err := ioutil.ReadDir(tmpDepStoreTarPath)
	if err != nil {
		return err
	}

	if len(files) != 1 {
		var filelist string
		for _, file := range files {
			if filelist == "" {
				filelist = file.Name()
			} else {
				filelist = filelist + ", " + file.Name()
			}
		}
		panic("unexpected number of files in store after download: " + filelist)
	}

	return util.ExtractImage(path.Join(tmpDepStoreTarPath, files[0].Name()), a.CurrentACIPath, nil)
}
Beispiel #3
0
func (a *ACBuild) beginFromImage(start string, insecure bool) error {
	// Check if we're starting with a file
	finfo, err := os.Stat(start)
	if err == nil {
		if finfo.IsDir() {
			return fmt.Errorf("provided starting ACI is a directory: %s", start)
		}
		return util.UnTar(start, a.CurrentACIPath, nil)
	} else if !os.IsNotExist(err) {
		return err
	}

	// Check if we're starting with a docker image
	if strings.HasPrefix(start, "docker://") {
		// TODO use docker2aci
		return fmt.Errorf("docker containers are currently unsupported")
	}

	// Perform meta discovery, download the ACI, and start with that.

	app, err := discovery.NewAppFromString(start)
	if err != nil {
		return err
	}
	labels, err := types.LabelsFromMap(app.Labels)
	if err != nil {
		return err
	}

	tmpDepStoreTarPath, err := ioutil.TempDir("", "acbuild-begin-tar")
	if err != nil {
		return err
	}
	defer os.RemoveAll(tmpDepStoreTarPath)

	tmpDepStoreExpandedPath, err := ioutil.TempDir("", "acbuild-begin-expanded")
	if err != nil {
		return err
	}
	defer os.RemoveAll(tmpDepStoreExpandedPath)

	reg := registry.Registry{
		DepStoreTarPath:      tmpDepStoreTarPath,
		DepStoreExpandedPath: tmpDepStoreExpandedPath,
		Insecure:             insecure,
		Debug:                a.Debug,
	}

	err = reg.Fetch(app.Name, labels, 0, false)
	if err != nil {
		return err
	}

	files, err := ioutil.ReadDir(tmpDepStoreTarPath)
	if err != nil {
		return err
	}

	if len(files) != 1 {
		var filelist string
		for _, file := range files {
			if filelist == "" {
				filelist = file.Name()
			} else {
				filelist = filelist + ", " + file.Name()
			}
		}
		panic("unexpected number of files in store after download: " + filelist)
	}

	return util.UnTar(path.Join(tmpDepStoreTarPath, files[0].Name()), a.CurrentACIPath, nil)
}