Exemple #1
0
func genDeplist(acipath string, reg registry.Registry) ([]string, error) {
	man, err := util.GetManifest(acipath)
	if err != nil {
		return nil, err
	}
	key, err := reg.GetACI(man.Name, man.Labels)
	if err != nil {
		fmt.Printf("Name: %s", man.Name)
		return nil, err
	}

	var deps []string
	for _, dep := range man.Dependencies {
		depkey, err := reg.GetACI(dep.ImageName, dep.Labels)
		if err != nil {
			return nil, err
		}

		subdeps, err := genDeplist(path.Join(reg.DepStoreExpandedPath, depkey), reg)
		if err != nil {
			return nil, err
		}
		deps = append(deps, subdeps...)
	}

	deps = append(deps, key)
	return deps, nil
}
Exemple #2
0
func (a *ACBuild) renderACI(insecure, debug bool) ([]string, error) {
	reg := registry.Registry{
		DepStoreTarPath:      a.DepStoreTarPath,
		DepStoreExpandedPath: a.DepStoreExpandedPath,
		Insecure:             insecure,
		Debug:                debug,
	}

	man, err := util.GetManifest(a.CurrentACIPath)
	if err != nil {
		return nil, err
	}

	if len(man.Dependencies) == 0 {
		return nil, nil
	}

	var deplist []string
	for _, dep := range man.Dependencies {
		err := reg.FetchAndRender(dep.ImageName, dep.Labels, dep.Size)
		if err != nil {
			return nil, err
		}

		depkey, err := reg.GetACI(dep.ImageName, dep.Labels)
		if err != nil {
			return nil, err
		}

		subdeplist, err := genDeplist(path.Join(a.DepStoreExpandedPath, depkey), reg)
		if err != nil {
			return nil, err
		}
		deplist = append(deplist, subdeplist...)
	}

	return deplist, nil
}
Exemple #3
0
func renderACI(acipath, scratchpath, depstore string, insecure bool) ([]string, error) {
	reg := registry.Registry{
		Depstore:    depstore,
		Scratchpath: scratchpath,
		Insecure:    insecure,
	}

	man, err := util.GetManifest(acipath)
	if err != nil {
		return nil, err
	}

	if len(man.Dependencies) == 0 {
		return nil, nil
	}

	var deplist []string
	for _, dep := range man.Dependencies {
		err := reg.FetchAndRender(dep.ImageName, dep.Labels, dep.Size)
		if err != nil {
			return nil, err
		}

		depkey, err := reg.GetACI(dep.ImageName, dep.Labels)
		if err != nil {
			return nil, err
		}

		subdeplist, err := genDeplist(path.Join(scratchpath, depkey), reg)
		if err != nil {
			return nil, err
		}
		deplist = append(deplist, subdeplist...)
	}

	return deplist, nil
}
Exemple #4
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)
}
Exemple #5
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)
}