Exemplo n.º 1
0
func (b *Builder) pullImage(name string) (*imagepkg.Image, error) {
	remote, tag := parsers.ParseRepositoryTag(name)
	if tag == "" {
		tag = "latest"
	}

	pullRegistryAuth := b.AuthConfig
	if len(b.ConfigFile.AuthConfigs) > 0 {
		// The request came with a full auth config file, we prefer to use that
		repoInfo, err := b.Daemon.RegistryService.ResolveRepository(remote)
		if err != nil {
			return nil, err
		}
		resolvedAuth := registry.ResolveAuthConfig(b.ConfigFile, repoInfo.Index)
		pullRegistryAuth = &resolvedAuth
	}

	imagePullConfig := &graph.ImagePullConfig{
		AuthConfig: pullRegistryAuth,
		OutStream:  ioutils.NopWriteCloser(b.OutOld),
	}

	if err := b.Daemon.Repositories().Pull(remote, tag, imagePullConfig); err != nil {
		return nil, err
	}

	image, err := b.Daemon.Repositories().LookupImage(name)
	if err != nil {
		return nil, err
	}

	return image, nil
}
Exemplo n.º 2
0
func (cli *HyperClient) clientRequestAttemptLogin(method, path string, in io.Reader, out io.Writer, index *registry.IndexInfo, cmdName string) (io.ReadCloser, int, error) {
	cmdAttempt := func(authConfig cliconfig.AuthConfig) (io.ReadCloser, int, error) {
		buf, err := json.Marshal(authConfig)
		if err != nil {
			return nil, -1, err
		}
		registryAuthHeader := []string{
			base64.URLEncoding.EncodeToString(buf),
		}

		// begin the request
		body, contentType, statusCode, err := cli.clientRequest(method, path, in, map[string][]string{
			"X-Registry-Auth": registryAuthHeader,
		})
		if err == nil && out != nil {
			// If we are streaming output, complete the stream since
			// errors may not appear until later.
			err = cli.streamBody(body, contentType, true, out, nil)
		}
		if err != nil {
			// Since errors in a stream appear after status 200 has been written,
			// we may need to change the status code.
			if strings.Contains(err.Error(), "Authentication is required") ||
				strings.Contains(err.Error(), "Status 401") ||
				strings.Contains(err.Error(), "status code 401") {
				statusCode = http.StatusUnauthorized
			}
		}
		return body, statusCode, err
	}

	// Resolve the Auth config relevant for this server
	authConfig := registry.ResolveAuthConfig(cli.configFile, index)
	body, statusCode, err := cmdAttempt(authConfig)
	if statusCode == http.StatusUnauthorized {
		fmt.Fprintf(cli.out, "\nPlease login prior to %s:\n", cmdName)
		if err = cli.HyperCmdLogin(index.GetAuthConfigKey()); err != nil {
			return nil, -1, err
		}
		authConfig = registry.ResolveAuthConfig(cli.configFile, index)
		return cmdAttempt(authConfig)
	}
	return body, statusCode, err
}
Exemplo n.º 3
0
// CmdPush pushes an image or repository to the registry.
//
// Usage: hyper push NAME[:TAG]
func (cli *HyperClient) HyperCmdPush(args ...string) error {
	// we need to get the image name which will be used to create a container
	if len(args) == 0 {
		return fmt.Errorf("\"push\" requires a minimum of 1 argument, please provide the image name.")
	}
	var parser = gflag.NewParser(nil, gflag.Default)
	parser.Usage = "push NAME[:TAG]\n\nPush an image to a Docker registry server"
	args, err := parser.Parse()
	if err != nil {
		if !strings.Contains(err.Error(), "Usage") {
			return err
		} else {
			return nil
		}
	}
	name := args[1]
	remote, tag := parsers.ParseRepositoryTag(name)

	// Resolve the Repository name from fqn to RepositoryInfo
	repoInfo, err := registry.ParseRepositoryInfo(remote)
	if err != nil {
		return err
	}
	// Resolve the Auth config relevant for this server
	authConfig := registry.ResolveAuthConfig(cli.configFile, repoInfo.Index)
	// If we're not using a custom registry, we know the restrictions
	// applied to repository names and can warn the user in advance.
	// Custom repositories can have different rules, and we must also
	// allow pushing by image ID.
	if repoInfo.Official {
		username := authConfig.Username
		if username == "" {
			username = "******"
		}
		return fmt.Errorf("You cannot push a \"root\" repository. Please rename your repository to <user>/<repo> (ex: %s/%s)", username, repoInfo.LocalName)
	}

	v := url.Values{}
	v.Set("tag", tag)
	v.Set("remote", remote)

	_, _, err = cli.clientRequestAttemptLogin("POST", "/image/push?"+v.Encode(), nil, cli.out, repoInfo.Index, "push")
	return err
}