Beispiel #1
0
// Creates an image from Pull or from Import
func postImagesCreate(eng *engine.Engine, version float64, w http.ResponseWriter, r *http.Request, vars map[string]string) error {
	if err := parseForm(r); err != nil {
		return err
	}

	var (
		image = r.Form.Get("fromImage")
		tag   = r.Form.Get("tag")
		job   *engine.Job
	)
	authEncoded := r.Header.Get("X-Registry-Auth")
	authConfig := &auth.AuthConfig{}
	if authEncoded != "" {
		authJson := base64.NewDecoder(base64.URLEncoding, strings.NewReader(authEncoded))
		if err := json.NewDecoder(authJson).Decode(authConfig); err != nil {
			// for a pull it is not an error if no auth was given
			// to increase compatibility with the existing api it is defaulting to be empty
			authConfig = &auth.AuthConfig{}
		}
	}
	if version > 1.0 {
		w.Header().Set("Content-Type", "application/json")
	}
	if image != "" { //pull
		metaHeaders := map[string][]string{}
		for k, v := range r.Header {
			if strings.HasPrefix(k, "X-Meta-") {
				metaHeaders[k] = v
			}
		}
		job = eng.Job("pull", r.Form.Get("fromImage"), tag)
		job.SetenvBool("parallel", version > 1.3)
		job.SetenvJson("metaHeaders", metaHeaders)
		job.SetenvJson("authConfig", authConfig)
	} else { //import
		job = eng.Job("import", r.Form.Get("fromSrc"), r.Form.Get("repo"), tag)
		job.Stdin.Add(r.Body)
	}

	job.SetenvBool("json", version > 1.0)
	job.Stdout.Add(utils.NewWriteFlusher(w))
	if err := job.Run(); err != nil {
		if !job.Stdout.Used() {
			return err
		}
		sf := utils.NewStreamFormatter(version > 1.0)
		w.Write(sf.FormatError(err))
	}

	return nil
}