Exemplo n.º 1
0
func (cli *DockerCli) tagTrusted(repoInfo *registry.RepositoryInfo, trustedRef, ref registry.Reference) error {
	fullName := trustedRef.ImageName(repoInfo.LocalName)
	fmt.Fprintf(cli.out, "Tagging %s as %s\n", fullName, ref.ImageName(repoInfo.LocalName))
	tv := url.Values{}
	tv.Set("repo", repoInfo.LocalName)
	tv.Set("tag", ref.String())
	tv.Set("force", "1")

	if _, _, err := readBody(cli.call("POST", "/images/"+fullName+"/tag?"+tv.Encode(), nil, nil)); err != nil {
		return err
	}

	return nil
}
Exemplo n.º 2
0
func (cli *DockerCli) createContainer(config *runconfig.Config, hostConfig *runconfig.HostConfig, cidfile, name string) (*types.ContainerCreateResponse, error) {
	containerValues := url.Values{}
	if name != "" {
		containerValues.Set("name", name)
	}

	mergedConfig := runconfig.MergeConfigs(config, hostConfig)

	var containerIDFile *cidFile
	if cidfile != "" {
		var err error
		if containerIDFile, err = newCIDFile(cidfile); err != nil {
			return nil, err
		}
		defer containerIDFile.Close()
	}

	repo, tag := parsers.ParseRepositoryTag(config.Image)
	if tag == "" {
		tag = tags.DEFAULTTAG
	}

	ref := registry.ParseReference(tag)
	var trustedRef registry.Reference

	if isTrusted() && !ref.HasDigest() {
		var err error
		trustedRef, err = cli.trustedReference(repo, ref)
		if err != nil {
			return nil, err
		}
		config.Image = trustedRef.ImageName(repo)
	}

	//create the container
	serverResp, err := cli.call("POST", "/containers/create?"+containerValues.Encode(), mergedConfig, nil)
	//if image not found try to pull it
	if serverResp.statusCode == 404 && strings.Contains(err.Error(), config.Image) {
		fmt.Fprintf(cli.err, "Unable to find image '%s' locally\n", ref.ImageName(repo))

		// we don't want to write to stdout anything apart from container.ID
		if err = cli.pullImageCustomOut(config.Image, cli.err); err != nil {
			return nil, err
		}
		if trustedRef != nil && !ref.HasDigest() {
			repoInfo, err := registry.ParseRepositoryInfo(repo)
			if err != nil {
				return nil, err
			}
			if err := cli.tagTrusted(repoInfo, trustedRef, ref); err != nil {
				return nil, err
			}
		}
		// Retry
		if serverResp, err = cli.call("POST", "/containers/create?"+containerValues.Encode(), mergedConfig, nil); err != nil {
			return nil, err
		}
	} else if err != nil {
		return nil, err
	}

	defer serverResp.body.Close()

	var response types.ContainerCreateResponse
	if err := json.NewDecoder(serverResp.body).Decode(&response); err != nil {
		return nil, err
	}
	for _, warning := range response.Warnings {
		fmt.Fprintf(cli.err, "WARNING: %s\n", warning)
	}
	if containerIDFile != nil {
		if err = containerIDFile.Write(response.ID); err != nil {
			return nil, err
		}
	}
	return &response, nil
}