// CmdPull pulls an image or a repository from the registry.
//
// Usage: docker pull [OPTIONS] IMAGENAME[:TAG|@DIGEST]
func (cli *DockerCli) CmdPull(args ...string) error {
cmd := Cli.Subcmd("pull", []string{"NAME[:TAG|@DIGEST]"}, Cli.DockerCommands["pull"].Description, true)
allTags := cmd.Bool([]string{"a", "-all-tags"}, false, "Download all tagged images in the repository")
cmd.Require(flag.Exact, 1)
cmd.ParseFlags(args, true)
remote := cmd.Arg(0)
distributionRef, err := reference.ParseNamed(remote)
if err != nil {
return err
}
if *allTags && !reference.IsNameOnly(distributionRef) {
return errors.New("tag can't be used with --all-tags/-a")
}
if !*allTags && reference.IsNameOnly(distributionRef) {
distributionRef = reference.WithDefaultTag(distributionRef)
fmt.Fprintf(cli.out, "Using default tag: %s\n", reference.DefaultTag)
}
// Resolve the Repository name from fqn to RepositoryInfo
repoInfo, err := registry.ParseRepositoryInfo(distributionRef)
if err != nil {
return err
}
authConfig := cli.resolveAuthConfig(repoInfo.Index)
requestPrivilege := cli.registryAuthenticationPrivilegedFunc(repoInfo.Index, "pull")
return cli.imagePullPrivileged(authConfig, distributionRef.String(), "", requestPrivilege)
}
func (prm *prmExactReference) matchesDockerReference(image types.Image, signatureDockerReference string) bool {
intended, signature, err := parseDockerReferences(prm.DockerReference, signatureDockerReference)
if err != nil {
return false
}
// prm.DockerReference and signatureDockerReference should be exact; so, verify that now.
if reference.IsNameOnly(intended) || reference.IsNameOnly(signature) {
return false
}
return signature.String() == intended.String()
}
func (prm *prmMatchExact) matchesDockerReference(image types.Image, signatureDockerReference string) bool {
intended, signature, err := parseDockerReferences(image.IntendedDockerReference(), signatureDockerReference)
if err != nil {
return false
}
// Do not add default tags: image.IntendedDockerReference() has it added already per its construction, and signatureDockerReference should be exact; so, verify that now.
if reference.IsNameOnly(intended) || reference.IsNameOnly(signature) {
return false
}
return signature.String() == intended.String()
}
// CmdPull pulls an image or a repository from the registry.
//
// Usage: docker pull [OPTIONS] IMAGENAME[:TAG|@DIGEST]
func (cli *DockerCli) CmdPull(args ...string) error {
cmd := Cli.Subcmd("pull", []string{"NAME[:TAG|@DIGEST]"}, Cli.DockerCommands["pull"].Description, true)
allTags := cmd.Bool([]string{"a", "-all-tags"}, false, "Download all tagged images in the repository")
addTrustedFlags(cmd, true)
cmd.Require(flag.Exact, 1)
cmd.ParseFlags(args, true)
remote := cmd.Arg(0)
distributionRef, err := reference.ParseNamed(remote)
if err != nil {
return err
}
if *allTags && !reference.IsNameOnly(distributionRef) {
return errors.New("tag can't be used with --all-tags/-a")
}
if !*allTags && reference.IsNameOnly(distributionRef) {
distributionRef = reference.WithDefaultTag(distributionRef)
fmt.Fprintf(cli.out, "Using default tag: %s\n", reference.DefaultTag)
}
var tag string
switch x := distributionRef.(type) {
case reference.Canonical:
tag = x.Digest().String()
case reference.NamedTagged:
tag = x.Tag()
}
registryRef := registry.ParseReference(tag)
// Resolve the Repository name from fqn to RepositoryInfo
repoInfo, err := registry.ParseRepositoryInfo(distributionRef)
if err != nil {
return err
}
ctx := context.Background()
authConfig := cli.ResolveAuthConfig(ctx, repoInfo.Index)
requestPrivilege := cli.RegistryAuthenticationPrivilegedFunc(repoInfo.Index, "pull")
if IsTrusted() && !registryRef.HasDigest() {
// Check if tag is digest
return cli.trustedPull(ctx, repoInfo, registryRef, authConfig, requestPrivilege)
}
<<<<<<< HEAD
return cli.imagePullPrivileged(ctx, authConfig, distributionRef.String(), requestPrivilege, *allTags)
}
func runPull(dockerCli *command.DockerCli, opts pullOptions) error {
distributionRef, err := reference.ParseNamed(opts.remote)
if err != nil {
return err
}
if opts.all && !reference.IsNameOnly(distributionRef) {
return errors.New("tag can't be used with --all-tags/-a")
}
if !opts.all && reference.IsNameOnly(distributionRef) {
distributionRef = reference.WithDefaultTag(distributionRef)
fmt.Fprintf(dockerCli.Out(), "Using default tag: %s\n", reference.DefaultTag)
}
var tag string
switch x := distributionRef.(type) {
case reference.Canonical:
tag = x.Digest().String()
case reference.NamedTagged:
tag = x.Tag()
}
registryRef := registry.ParseReference(tag)
// Resolve the Repository name from fqn to RepositoryInfo
repoInfo, err := registry.ParseRepositoryInfo(distributionRef)
if err != nil {
return err
}
ctx := context.Background()
authConfig := dockerCli.ResolveAuthConfig(ctx, repoInfo.Index)
requestPrivilege := dockerCli.RegistryAuthenticationPrivilegedFunc(repoInfo.Index, "pull")
if command.IsTrusted() && !registryRef.HasDigest() {
// Check if tag is digest
err = trustedPull(ctx, dockerCli, repoInfo, registryRef, authConfig, requestPrivilege)
} else {
err = imagePullPrivileged(ctx, dockerCli, authConfig, distributionRef.String(), requestPrivilege, opts.all)
}
if err != nil {
if strings.Contains(err.Error(), "target is a plugin") {
return errors.New(err.Error() + " - Use `docker plugin install`")
}
return err
}
return nil
}
func runPush(dockerCli *command.DockerCli, name string) error {
named, err := reference.ParseNamed(name) // FIXME: validate
if err != nil {
return err
}
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return fmt.Errorf("invalid name: %s", named.String())
}
ctx := context.Background()
repoInfo, err := registry.ParseRepositoryInfo(named)
if err != nil {
return err
}
authConfig := command.ResolveAuthConfig(ctx, dockerCli, repoInfo.Index)
encodedAuth, err := command.EncodeAuthToBase64(authConfig)
if err != nil {
return err
}
return dockerCli.Client().PluginPush(ctx, ref.String(), encodedAuth)
}
func (p *v2Pusher) pushV2Repository(ctx context.Context) (err error) {
if namedTagged, isNamedTagged := p.ref.(reference.NamedTagged); isNamedTagged {
imageID, err := p.config.ReferenceStore.Get(p.ref)
if err != nil {
return fmt.Errorf("tag does not exist: %s", p.ref.String())
}
return p.pushV2Tag(ctx, namedTagged, imageID)
}
if !reference.IsNameOnly(p.ref) {
return errors.New("cannot push a digest reference")
}
// Pull all tags
pushed := 0
for _, association := range p.config.ReferenceStore.ReferencesByName(p.ref) {
if namedTagged, isNamedTagged := association.Ref.(reference.NamedTagged); isNamedTagged {
pushed++
if err := p.pushV2Tag(ctx, namedTagged, association.ImageID); err != nil {
return err
}
}
}
if pushed == 0 {
return fmt.Errorf("no tags to push for %s", p.repoInfo.Name())
}
return nil
}
func (cli *HyperClient) PullImage(imageName string) error {
distributionRef, err := reference.ParseNamed(imageName)
if err != nil {
return err
}
if reference.IsNameOnly(distributionRef) {
distributionRef = reference.WithDefaultTag(distributionRef)
fmt.Fprintf(cli.out, "Using default tag: %s\n", reference.DefaultTag)
}
// Resolve the Repository name from fqn to RepositoryInfo
repoInfo, err := registry.ParseRepositoryInfo(distributionRef)
if err != nil {
return err
}
pull := func(auth types.AuthConfig) (io.ReadCloser, string, int, error) {
return cli.client.Pull(distributionRef.String(), auth)
}
body, ctype, _, err := cli.requestWithLogin(repoInfo.Index, pull, "pull")
if err != nil {
return err
}
return cli.readStreamOutput(body, ctype, cli.isTerminalOut, cli.out, cli.err)
}
func runRemove(dockerCli *command.DockerCli, opts *rmOptions) error {
ctx := context.Background()
var errs cli.Errors
for _, name := range opts.plugins {
named, err := reference.ParseNamed(name) // FIXME: validate
if err != nil {
return err
}
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return fmt.Errorf("invalid name: %s", named.String())
}
// TODO: pass names to api instead of making multiple api calls
if err := dockerCli.Client().PluginRemove(ctx, ref.String(), types.PluginRemoveOptions{Force: opts.force}); err != nil {
errs = append(errs, err)
continue
}
fmt.Fprintln(dockerCli.Out(), name)
}
// Do not simplify to `return errs` because even if errs == nil, it is not a nil-error interface value.
if errs != nil {
return errs
}
return nil
}
func (p *v2Puller) pullV2Repository(ctx context.Context, ref reference.Named) (err error) {
var layersDownloaded bool
if !reference.IsNameOnly(ref) {
var err error
layersDownloaded, err = p.pullV2Tag(ctx, ref)
if err != nil {
return err
}
} else {
manSvc, err := p.repo.Manifests(ctx)
if err != nil {
return err
}
tags, err := manSvc.Tags()
if err != nil {
// If this repository doesn't exist on V2, we should
// permit a fallback to V1.
return allowV1Fallback(err)
}
// The v2 registry knows about this repository, so we will not
// allow fallback to the v1 protocol even if we encounter an
// error later on.
p.confirmedV2 = true
// This probably becomes a lot nicer after the manifest
// refactor...
for _, tag := range tags {
tagRef, err := reference.WithTag(ref, tag)
if err != nil {
return err
}
pulledNew, err := p.pullV2Tag(ctx, tagRef)
if err != nil {
// Since this is the pull-all-tags case, don't
// allow an error pulling a particular tag to
// make the whole pull fall back to v1.
if fallbackErr, ok := err.(fallbackError); ok {
return fallbackErr.err
}
return err
}
// pulledNew is true if either new layers were downloaded OR if existing images were newly tagged
// TODO(tiborvass): should we change the name of `layersDownload`? What about message in WriteStatus?
layersDownloaded = layersDownloaded || pulledNew
}
}
writeStatus(ref.String(), p.config.ProgressOutput, layersDownloaded)
return nil
}
// newPRMExactReference is NewPRMExactReference, except it resturns the private type.
func newPRMExactReference(dockerReference string) (*prmExactReference, error) {
ref, err := reference.ParseNamed(dockerReference)
if err != nil {
return nil, InvalidPolicyFormatError(fmt.Sprintf("Invalid format of dockerReference %s: %s", dockerReference, err.Error()))
}
if reference.IsNameOnly(ref) {
return nil, InvalidPolicyFormatError(fmt.Sprintf("dockerReference %s contains neither a tag nor digest", dockerReference))
}
return &prmExactReference{
prmCommon: prmCommon{Type: prmTypeExactReference},
DockerReference: dockerReference,
}, nil
}
func runSet(dockerCli *client.DockerCli, name string, args []string) error {
named, err := reference.ParseNamed(name) // FIXME: validate
if err != nil {
return err
}
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return fmt.Errorf("invalid name: %s", named.String())
}
return dockerCli.Client().PluginSet(context.Background(), ref.String(), args)
}
func getPluginName(name string) (string, error) {
named, err := reference.ParseNamed(name) // FIXME: validate
if err != nil {
return "", err
}
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return "", fmt.Errorf("invalid name: %s", named.String())
}
return ref.String(), nil
}
// Get returns an enabled plugin matching the given name and capability.
func (ps *Store) Get(name, capability string, mode int) (plugingetter.CompatPlugin, error) {
var (
p *v2.Plugin
err error
)
// Lookup using new model.
if ps != nil {
fullName := name
if named, err := reference.ParseNamed(fullName); err == nil { // FIXME: validate
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return nil, fmt.Errorf("invalid name: %s", named.String())
}
fullName = ref.String()
}
p, err = ps.GetByName(fullName)
if err == nil {
p.Lock()
p.RefCount += mode
p.Unlock()
if p.IsEnabled() {
return p.FilterByCap(capability)
}
// Plugin was found but it is disabled, so we should not fall back to legacy plugins
// but we should error out right away
return nil, ErrNotFound(fullName)
}
if _, ok := err.(ErrNotFound); !ok {
return nil, err
}
}
// Lookup using legacy model.
if allowV1PluginsFallback {
p, err := plugins.Get(name, capability)
if err != nil {
return nil, fmt.Errorf("legacy plugin: %v", err)
}
return p, nil
}
return nil, err
}
// LookupWithCapability returns a plugin matching the given name and capability.
func LookupWithCapability(name, capability string) (Plugin, error) {
var (
p *plugin
err error
)
handleLegacy := true
if manager != nil {
fullName := name
if named, err := reference.ParseNamed(fullName); err == nil { // FIXME: validate
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return nil, fmt.Errorf("invalid name: %s", named.String())
}
fullName = ref.String()
}
p, err = manager.get(fullName)
if err != nil {
if _, ok := err.(ErrNotFound); !ok {
return nil, err
}
handleLegacy = manager.handleLegacy
} else {
handleLegacy = false
}
}
if handleLegacy {
p, err := plugins.Get(name, capability)
if err != nil {
return nil, fmt.Errorf("legacy plugin: %v", err)
}
return p, nil
} else if err != nil {
return nil, err
}
capability = strings.ToLower(capability)
for _, typ := range p.PluginObj.Manifest.Interface.Types {
if typ.Capability == capability && typ.Prefix == "docker" {
return p, nil
}
}
return nil, ErrInadequateCapability{name, capability}
}
func (p *v2Puller) pullV2Repository(ctx context.Context, ref reference.Named) (err error) {
var refs []reference.Named
if !reference.IsNameOnly(ref) {
refs = []reference.Named{ref}
} else {
manSvc, err := p.repo.Manifests(ctx)
if err != nil {
return err
}
tags, err := manSvc.Tags()
if err != nil {
return err
}
// If this call succeeded, we can be confident that the
// registry on the other side speaks the v2 protocol.
p.confirmedV2 = true
// This probably becomes a lot nicer after the manifest
// refactor...
for _, tag := range tags {
tagRef, err := reference.WithTag(ref, tag)
if err != nil {
return err
}
refs = append(refs, tagRef)
}
}
var layersDownloaded bool
for _, pullRef := range refs {
// pulledNew is true if either new layers were downloaded OR if existing images were newly tagged
// TODO(tiborvass): should we change the name of `layersDownload`? What about message in WriteStatus?
pulledNew, err := p.pullV2Tag(ctx, pullRef)
if err != nil {
return err
}
layersDownloaded = layersDownloaded || pulledNew
}
writeStatus(ref.String(), p.config.ProgressOutput, layersDownloaded)
return nil
}
func runDisable(dockerCli *command.DockerCli, name string) error {
named, err := reference.ParseNamed(name) // FIXME: validate
if err != nil {
return err
}
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return fmt.Errorf("invalid name: %s", named.String())
}
if err := dockerCli.Client().PluginDisable(context.Background(), ref.String()); err != nil {
return err
}
fmt.Fprintln(dockerCli.Out(), name)
return nil
}
func runInstall(dockerCli *command.DockerCli, opts pluginOptions) error {
named, err := reference.ParseNamed(opts.name) // FIXME: validate
if err != nil {
return err
}
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return fmt.Errorf("invalid name: %s", named.String())
}
ctx := context.Background()
repoInfo, err := registry.ParseRepositoryInfo(named)
if err != nil {
return err
}
authConfig := command.ResolveAuthConfig(ctx, dockerCli, repoInfo.Index)
encodedAuth, err := command.EncodeAuthToBase64(authConfig)
if err != nil {
return err
}
registryAuthFunc := command.RegistryAuthenticationPrivilegedFunc(dockerCli, repoInfo.Index, "plugin install")
options := types.PluginInstallOptions{
RegistryAuth: encodedAuth,
Disabled: opts.disable,
AcceptAllPermissions: opts.grantPerms,
AcceptPermissionsFunc: acceptPrivileges(dockerCli, opts.name),
// TODO: Rename PrivilegeFunc, it has nothing to do with privileges
PrivilegeFunc: registryAuthFunc,
Args: opts.args,
}
if err := dockerCli.Client().PluginInstall(ctx, ref.String(), options); err != nil {
return err
}
fmt.Fprintln(dockerCli.Out(), opts.name)
return nil
}
func runInspect(dockerCli *client.DockerCli, opts inspectOptions) error {
client := dockerCli.Client()
ctx := context.Background()
getRef := func(name string) (interface{}, []byte, error) {
named, err := reference.ParseNamed(name) // FIXME: validate
if err != nil {
return nil, nil, err
}
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return nil, nil, fmt.Errorf("invalid name: %s", named.String())
}
return client.PluginInspectWithRaw(ctx, ref.String())
}
return inspect.Inspect(dockerCli.Out(), opts.pluginNames, opts.format, getRef)
}
func (cli *HyperClient) PullImage(imageName string) error {
distributionRef, err := reference.ParseNamed(imageName)
if err != nil {
return err
}
if reference.IsNameOnly(distributionRef) {
distributionRef = reference.WithDefaultTag(distributionRef)
fmt.Fprintf(cli.out, "Using default tag: %s\n", reference.DefaultTag)
}
// Resolve the Repository name from fqn to RepositoryInfo
repoInfo, err := registry.ParseRepositoryInfo(distributionRef)
if err != nil {
return err
}
v := url.Values{}
v.Set("imageName", distributionRef.String())
_, _, err = cli.clientRequestAttemptLogin("POST", "/image/create?"+v.Encode(), nil, cli.out, repoInfo.Index, "pull")
return err
}
// LookupWithCapability returns a plugin matching the given name and capability.
func LookupWithCapability(name, capability string) (CompatPlugin, error) {
var (
p *v2.Plugin
err error
)
// Lookup using new model.
if store != nil {
fullName := name
if named, err := reference.ParseNamed(fullName); err == nil { // FIXME: validate
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return nil, fmt.Errorf("invalid name: %s", named.String())
}
fullName = ref.String()
}
p, err = store.GetByName(fullName)
if err == nil {
return p.FilterByCap(capability)
}
if _, ok := err.(ErrNotFound); !ok {
return nil, err
}
}
// Lookup using legacy model.
if allowV1PluginsFallback {
p, err := plugins.Get(name, capability)
if err != nil {
return nil, fmt.Errorf("legacy plugin: %v", err)
}
return p, nil
}
return nil, err
}
func runPush(dockerCli *command.DockerCli, name string) error {
named, err := reference.ParseNamed(name) // FIXME: validate
if err != nil {
return err
}
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return fmt.Errorf("invalid name: %s", named.String())
}
ctx := context.Background()
repoInfo, err := registry.ParseRepositoryInfo(named)
if err != nil {
return err
}
authConfig := command.ResolveAuthConfig(ctx, dockerCli, repoInfo.Index)
encodedAuth, err := command.EncodeAuthToBase64(authConfig)
if err != nil {
return err
}
responseBody, err := dockerCli.Client().PluginPush(ctx, ref.String(), encodedAuth)
if err != nil {
return err
}
defer responseBody.Close()
if command.IsTrusted() {
repoInfo.Class = "plugin"
return image.PushTrustedReference(dockerCli, repoInfo, named, authConfig, responseBody)
}
return jsonmessage.DisplayJSONMessagesToStream(responseBody, dockerCli.Out(), nil)
}
// ParseReference parses the -reference parameter and populate options struct
func ParseReference() error {
// Validate and parse reference name
ref, err := reference.ParseNamed(options.reference)
if err != nil {
return err
}
options.tag = reference.DefaultTag
if !reference.IsNameOnly(ref) {
if tagged, ok := ref.(reference.NamedTagged); ok {
options.tag = tagged.Tag()
}
}
options.registry = DefaultDockerURL
if ref.Hostname() != reference.DefaultHostname {
options.registry = ref.Hostname()
}
options.image = ref.RemoteName()
return nil
}
func runEnable(dockerCli *command.DockerCli, opts *enableOpts) error {
name := opts.name
named, err := reference.ParseNamed(name) // FIXME: validate
if err != nil {
return err
}
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return fmt.Errorf("invalid name: %s", named.String())
}
if opts.timeout < 0 {
return fmt.Errorf("negative timeout %d is invalid", opts.timeout)
}
if err := dockerCli.Client().PluginEnable(context.Background(), ref.String(), types.PluginEnableOptions{Timeout: opts.timeout}); err != nil {
return err
}
fmt.Fprintln(dockerCli.Out(), name)
return nil
}
func runInspect(dockerCli *client.DockerCli, name string) error {
named, err := reference.ParseNamed(name) // FIXME: validate
if err != nil {
return err
}
if reference.IsNameOnly(named) {
named = reference.WithDefaultTag(named)
}
ref, ok := named.(reference.NamedTagged)
if !ok {
return fmt.Errorf("invalid name: %s", named.String())
}
p, err := dockerCli.Client().PluginInspect(context.Background(), ref.String())
if err != nil {
return err
}
b, err := json.MarshalIndent(p, "", "\t")
if err != nil {
return err
}
_, err = dockerCli.Out().Write(b)
return err
}
// ParseReference parses the -reference parameter and populate options struct
func (ic *ImageC) ParseReference() error {
// Validate and parse reference name
ref, err := reference.ParseNamed(ic.Reference)
if err != nil {
log.Warn("Error while parsing reference %s: %#v", ic.Reference, err)
return err
}
ic.Tag = reference.DefaultTag
if !reference.IsNameOnly(ref) {
if tagged, ok := ref.(reference.NamedTagged); ok {
ic.Tag = tagged.Tag()
}
}
ic.Registry = DefaultDockerURL
if ref.Hostname() != reference.DefaultHostname {
ic.Registry = ref.Hostname()
}
ic.Image = ref.RemoteName()
return nil
}
func (l *tarexporter) parseNames(names []string) (map[image.ID]*imageDescriptor, error) {
imgDescr := make(map[image.ID]*imageDescriptor)
addAssoc := func(id image.ID, ref reference.Named) {
if _, ok := imgDescr[id]; !ok {
imgDescr[id] = &imageDescriptor{}
}
if ref != nil {
var tagged reference.NamedTagged
if _, ok := ref.(reference.Canonical); ok {
return
}
var ok bool
if tagged, ok = ref.(reference.NamedTagged); !ok {
var err error
if tagged, err = reference.WithTag(ref, reference.DefaultTag); err != nil {
return
}
}
for _, t := range imgDescr[id].refs {
if tagged.String() == t.String() {
return
}
}
imgDescr[id].refs = append(imgDescr[id].refs, tagged)
}
}
for _, name := range names {
id, ref, err := reference.ParseIDOrReference(name)
if err != nil {
return nil, err
}
if id != "" {
_, err := l.is.Get(image.ID(id))
if err != nil {
return nil, err
}
addAssoc(image.ID(id), nil)
continue
}
if ref.Name() == string(digest.Canonical) {
imgID, err := l.is.Search(name)
if err != nil {
return nil, err
}
addAssoc(imgID, nil)
continue
}
if reference.IsNameOnly(ref) {
assocs := l.rs.ReferencesByName(ref)
for _, assoc := range assocs {
addAssoc(assoc.ImageID, assoc.Ref)
}
if len(assocs) == 0 {
imgID, err := l.is.Search(name)
if err != nil {
return nil, err
}
addAssoc(imgID, nil)
}
continue
}
var imgID image.ID
if imgID, err = l.rs.Get(ref); err != nil {
return nil, err
}
addAssoc(imgID, ref)
}
return imgDescr, nil
}