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
}
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
}