func (cli *DockerCli) trustedReference(repo string, ref registry.Reference) (registry.Reference, error) {
repoInfo, err := registry.ParseRepositoryInfo(repo)
if err != nil {
return nil, err
}
// Resolve the Auth config relevant for this server
authConfig := registry.ResolveAuthConfig(cli.configFile, repoInfo.Index)
notaryRepo, err := cli.getNotaryRepository(repoInfo, authConfig)
if err != nil {
fmt.Fprintf(cli.out, "Error establishing connection to trust repository: %s\n", err)
return nil, err
}
t, err := notaryRepo.GetTargetByName(ref.String())
if err != nil {
return nil, err
}
r, err := convertTarget(*t)
if err != nil {
return nil, err
}
return registry.DigestReference(r.digest), nil
}
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) trustedPull(repoInfo *registry.RepositoryInfo, ref registry.Reference, authConfig types.AuthConfig, requestPrivilege apiclient.RequestPrivilegeFunc) error {
var refs []target
notaryRepo, err := cli.getNotaryRepository(repoInfo, authConfig)
if err != nil {
fmt.Fprintf(cli.out, "Error establishing connection to trust repository: %s\n", err)
return err
}
if ref.String() == "" {
// List all targets
targets, err := notaryRepo.ListTargets(releasesRole, data.CanonicalTargetsRole)
if err != nil {
return notaryError(repoInfo.FullName(), err)
}
for _, tgt := range targets {
t, err := convertTarget(tgt.Target)
if err != nil {
fmt.Fprintf(cli.out, "Skipping target for %q\n", repoInfo.Name())
continue
}
refs = append(refs, t)
}
} else {
t, err := notaryRepo.GetTargetByName(ref.String(), releasesRole, data.CanonicalTargetsRole)
if err != nil {
return notaryError(repoInfo.FullName(), err)
}
r, err := convertTarget(t.Target)
if err != nil {
return err
}
refs = append(refs, r)
}
for i, r := range refs {
displayTag := r.reference.String()
if displayTag != "" {
displayTag = ":" + displayTag
}
fmt.Fprintf(cli.out, "Pull (%d of %d): %s%s@%s\n", i+1, len(refs), repoInfo.Name(), displayTag, r.digest)
if err := cli.imagePullPrivileged(authConfig, repoInfo.Name(), r.digest.String(), requestPrivilege); err != nil {
return err
}
// If reference is not trusted, tag by trusted reference
if !r.reference.HasDigest() {
tagged, err := reference.WithTag(repoInfo, r.reference.String())
if err != nil {
return err
}
trustedRef, err := reference.WithDigest(repoInfo, r.digest)
if err != nil {
return err
}
if err := cli.tagTrusted(trustedRef, tagged); 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
}
// TrustedPull handles content trust pulling of an image
func (cli *DockerCli) TrustedPull(ctx context.Context, repoInfo *registry.RepositoryInfo, ref registry.Reference, authConfig types.AuthConfig, requestPrivilege types.RequestPrivilegeFunc) error {
var refs []target
notaryRepo, err := cli.getNotaryRepository(repoInfo, authConfig, "pull")
if err != nil {
fmt.Fprintf(cli.out, "Error establishing connection to trust repository: %s\n", err)
return err
}
if ref.String() == "" {
// List all targets
targets, err := notaryRepo.ListTargets(releasesRole, data.CanonicalTargetsRole)
if err != nil {
return notaryError(repoInfo.FullName(), err)
}
for _, tgt := range targets {
t, err := convertTarget(tgt.Target)
if err != nil {
fmt.Fprintf(cli.out, "Skipping target for %q\n", repoInfo.Name())
continue
}
// Only list tags in the top level targets role or the releases delegation role - ignore
// all other delegation roles
if tgt.Role != releasesRole && tgt.Role != data.CanonicalTargetsRole {
continue
}
refs = append(refs, t)
}
if len(refs) == 0 {
return notaryError(repoInfo.FullName(), fmt.Errorf("No trusted tags for %s", repoInfo.FullName()))
}
} else {
t, err := notaryRepo.GetTargetByName(ref.String(), releasesRole, data.CanonicalTargetsRole)
if err != nil {
return notaryError(repoInfo.FullName(), err)
}
// Only get the tag if it's in the top level targets role or the releases delegation role
// ignore it if it's in any other delegation roles
if t.Role != releasesRole && t.Role != data.CanonicalTargetsRole {
return notaryError(repoInfo.FullName(), fmt.Errorf("No trust data for %s", ref.String()))
}
logrus.Debugf("retrieving target for %s role\n", t.Role)
r, err := convertTarget(t.Target)
if err != nil {
return err
}
refs = append(refs, r)
}
for i, r := range refs {
displayTag := r.reference.String()
if displayTag != "" {
displayTag = ":" + displayTag
}
fmt.Fprintf(cli.out, "Pull (%d of %d): %s%s@%s\n", i+1, len(refs), repoInfo.Name(), displayTag, r.digest)
ref, err := reference.WithDigest(repoInfo, r.digest)
if err != nil {
return err
}
if err := cli.ImagePullPrivileged(ctx, authConfig, ref.String(), requestPrivilege, false); err != nil {
return err
}
// If reference is not trusted, tag by trusted reference
if !r.reference.HasDigest() {
tagged, err := reference.WithTag(repoInfo, r.reference.String())
if err != nil {
return err
}
trustedRef, err := reference.WithDigest(repoInfo, r.digest)
if err != nil {
return err
}
if err := cli.TagTrusted(ctx, trustedRef, tagged); err != nil {
return err
}
}
}
return nil
}
func (cli *DockerCli) trustedPull(repoInfo *registry.RepositoryInfo, ref registry.Reference, authConfig cliconfig.AuthConfig) error {
var (
v = url.Values{}
refs = []target{}
)
notaryRepo, err := cli.getNotaryRepository(repoInfo, authConfig)
if err != nil {
fmt.Fprintf(cli.out, "Error establishing connection to trust repository: %s\n", err)
return err
}
if ref.String() == "" {
// List all targets
targets, err := notaryRepo.ListTargets()
if err != nil {
return notaryError(err)
}
for _, tgt := range targets {
t, err := convertTarget(*tgt)
if err != nil {
fmt.Fprintf(cli.out, "Skipping target for %q\n", repoInfo.LocalName)
continue
}
refs = append(refs, t)
}
} else {
t, err := notaryRepo.GetTargetByName(ref.String())
if err != nil {
return notaryError(err)
}
r, err := convertTarget(*t)
if err != nil {
return err
}
refs = append(refs, r)
}
v.Set("fromImage", repoInfo.LocalName)
for i, r := range refs {
displayTag := r.reference.String()
if displayTag != "" {
displayTag = ":" + displayTag
}
fmt.Fprintf(cli.out, "Pull (%d of %d): %s%s@%s\n", i+1, len(refs), repoInfo.LocalName, displayTag, r.digest)
v.Set("tag", r.digest.String())
_, _, err = cli.clientRequestAttemptLogin("POST", "/images/create?"+v.Encode(), nil, cli.out, repoInfo.Index, "pull")
if err != nil {
return err
}
// If reference is not trusted, tag by trusted reference
if !r.reference.HasDigest() {
if err := cli.tagTrusted(repoInfo, registry.DigestReference(r.digest), r.reference); err != nil {
return err
}
}
}
return nil
}