// parseDockerReferences converts two reference strings into parsed entities, failing on any error
func parseDockerReferences(s1, s2 string) (reference.Named, reference.Named, error) {
r1, err := reference.ParseNamed(s1)
if err != nil {
return nil, nil, err
}
r2, err := reference.ParseNamed(s2)
if err != nil {
return nil, nil, err
}
return r1, r2, nil
}
// 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)
}
// Pull tells Docker to pull image referenced by `name`.
func (d Docker) Pull(name string) (builder.Image, error) {
ref, err := reference.ParseNamed(name)
if err != nil {
return nil, err
}
ref = reference.WithDefaultTag(ref)
pullRegistryAuth := &types.AuthConfig{}
if len(d.AuthConfigs) > 0 {
// The request came with a full auth config file, we prefer to use that
repoInfo, err := d.Daemon.RegistryService.ResolveRepository(ref)
if err != nil {
return nil, err
}
resolvedConfig := registry.ResolveAuthConfig(
d.AuthConfigs,
repoInfo.Index,
)
pullRegistryAuth = &resolvedConfig
}
if err := d.Daemon.PullImage(ref, nil, pullRegistryAuth, ioutils.NopWriteCloser(d.OutOld)); err != nil {
return nil, err
}
return d.GetImage(name)
}
func pullImage(ctx context.Context, dockerCli *command.DockerCli, image string, out io.Writer) error {
ref, err := reference.ParseNamed(image)
if err != nil {
return err
}
// Resolve the Repository name from fqn to RepositoryInfo
repoInfo, err := registry.ParseRepositoryInfo(ref)
if err != nil {
return err
}
authConfig := dockerCli.ResolveAuthConfig(ctx, repoInfo.Index)
encodedAuth, err := command.EncodeAuthToBase64(authConfig)
if err != nil {
return err
}
options := types.ImageCreateOptions{
RegistryAuth: encodedAuth,
}
responseBody, err := dockerCli.Client().ImageCreate(ctx, image, options)
if err != nil {
return err
}
defer responseBody.Close()
return jsonmessage.DisplayJSONMessagesStream(
responseBody,
out,
dockerCli.Out().FD(),
dockerCli.Out().IsTerminal(),
nil)
}
func (cli *DockerCli) pullImage(image string, out io.Writer) error {
ref, err := reference.ParseNamed(image)
if err != nil {
return err
}
// Resolve the Repository name from fqn to RepositoryInfo
repoInfo, err := registry.ParseRepositoryInfo(ref)
if err != nil {
return err
}
authConfig := cli.resolveAuthConfig(repoInfo.Index)
encodedAuth, err := encodeAuthToBase64(authConfig)
if err != nil {
return err
}
options := types.ImageCreateOptions{
RegistryAuth: encodedAuth,
}
responseBody, err := cli.client.ImageCreate(context.Background(), image, options)
if err != nil {
return err
}
defer responseBody.Close()
return jsonmessage.DisplayJSONMessagesStream(responseBody, out, cli.outFd, cli.isTerminalOut, 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)
}
// CmdPush pushes an image or repository to the registry.
//
// Usage: docker push NAME[:TAG]
func (cli *DockerCli) CmdPush(args ...string) error {
cmd := Cli.Subcmd("push", []string{"NAME[:TAG]"}, Cli.DockerCommands["push"].Description, true)
addTrustedFlags(cmd, false)
cmd.Require(flag.Exact, 1)
cmd.ParseFlags(args, true)
ref, err := reference.ParseNamed(cmd.Arg(0))
if err != nil {
return err
}
// Resolve the Repository name from fqn to RepositoryInfo
repoInfo, err := registry.ParseRepositoryInfo(ref)
if err != nil {
return err
}
// Resolve the Auth config relevant for this server
authConfig := cli.resolveAuthConfig(repoInfo.Index)
requestPrivilege := cli.registryAuthenticationPrivilegedFunc(repoInfo.Index, "push")
if isTrusted() {
return cli.trustedPush(repoInfo, ref, authConfig, requestPrivilege)
}
responseBody, err := cli.imagePushPrivileged(authConfig, ref.String(), requestPrivilege)
if err != nil {
return err
}
defer responseBody.Close()
return jsonmessage.DisplayJSONMessagesStream(responseBody, cli.out, cli.outFd, cli.isTerminalOut, nil)
}
// getRepositoryMountCandidates returns an array of v2 metadata items belonging to the given registry. The
// array is sorted from youngest to oldest. If requireReigstryMatch is true, the resulting array will contain
// only metadata entries having registry part of SourceRepository matching the part of repoInfo.
func getRepositoryMountCandidates(
repoInfo reference.Named,
hmacKey []byte,
max int,
v2Metadata []metadata.V2Metadata,
) []metadata.V2Metadata {
candidates := []metadata.V2Metadata{}
for _, meta := range v2Metadata {
sourceRepo, err := reference.ParseNamed(meta.SourceRepository)
if err != nil || repoInfo.Hostname() != sourceRepo.Hostname() {
continue
}
// target repository is not a viable candidate
if meta.SourceRepository == repoInfo.FullName() {
continue
}
candidates = append(candidates, meta)
}
sortV2MetadataByLikenessAndAge(repoInfo, hmacKey, candidates)
if max >= 0 && len(candidates) > max {
// select the youngest metadata
candidates = candidates[:max]
}
return candidates
}
func runInstall(dockerCli *client.DockerCli, opts pluginOptions) error {
named, err := reference.ParseNamed(opts.name) // FIXME: validate
if err != nil {
return err
}
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)
authConfig := dockerCli.ResolveAuthConfig(ctx, repoInfo.Index)
encodedAuth, err := client.EncodeAuthToBase64(authConfig)
if err != nil {
return err
}
requestPrivilege := dockerCli.RegistryAuthenticationPrivilegedFunc(repoInfo.Index, "plugin install")
// TODO: pass acceptAllPermissions and noEnable flag
options := types.PluginInstallOptions{
RegistryAuth: encodedAuth,
Disabled: false,
AcceptAllPermissions: opts.grantPerms,
AcceptPermissionsFunc: acceptPrivileges(dockerCli, opts.name),
PrivilegeFunc: requestPrivilege,
}
return dockerCli.Client().PluginInstall(ctx, ref.String(), options)
}
func AddMockImageToCache() {
mockImage := &metadata.ImageConfig{
ImageID: "e732471cb81a564575aad46b9510161c5945deaf18e9be3db344333d72f0b4b2",
Name: "busybox",
Tags: []string{"latest"},
Reference: "busybox:latest",
}
mockImage.Config = &container.Config{
Hostname: "55cd1f8f6e5b",
Domainname: "",
User: "",
AttachStdin: false,
AttachStdout: false,
AttachStderr: false,
Tty: false,
OpenStdin: false,
StdinOnce: false,
Env: []string{"PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"},
Cmd: []string{"sh"},
Image: "sha256:e732471cb81a564575aad46b9510161c5945deaf18e9be3db344333d72f0b4b2",
Volumes: nil,
WorkingDir: "",
Entrypoint: nil,
OnBuild: nil,
}
cache.ImageCache().Add(mockImage)
ref, _ := reference.ParseNamed(mockImage.Reference)
cache.RepositoryCache().AddReference(ref, mockImage.ImageID, false, mockImage.ImageID, false)
}
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)
}
// ReferencesByName returns the references for a given repository name.
// If there are no references known for this repository name,
// ReferencesByName returns nil.
func (store *repoCache) ReferencesByName(ref reference.Named) []Association {
defer trace.End(trace.Begin(""))
store.mu.RLock()
defer store.mu.RUnlock()
repository, exists := store.Repositories[ref.Name()]
if !exists {
return nil
}
var associations []Association
for refStr, refID := range repository {
ref, err := reference.ParseNamed(refStr)
if err != nil {
// Should never happen
return nil
}
associations = append(associations,
Association{
Ref: ref,
ImageID: refID,
})
}
sort.Sort(lexicalAssociations(associations))
return associations
}
// NewRespositoryCache will create a new repoCache or rehydrate
// an existing repoCache from the portlayer k/v store
func NewRepositoryCache(client *client.PortLayer) error {
defer trace.End(trace.Begin(""))
rCache.client = client
val, err := kv.Get(client, repoKey)
if err != nil && err != kv.ErrKeyNotFound {
return err
}
if val != "" {
if err = json.Unmarshal([]byte(val), rCache); err != nil {
return fmt.Errorf("Failed to unmarshal repository cache: %s", err)
}
// hydrate refByIDCache
for _, repository := range rCache.Repositories {
for refStr, refID := range repository {
ref, _ := reference.ParseNamed(refStr)
if rCache.referencesByIDCache[refID] == nil {
rCache.referencesByIDCache[refID] = make(map[string]reference.Named)
}
rCache.referencesByIDCache[refID][refStr] = ref
}
}
// hydrate image -> layer cache
for image, layer := range rCache.Layers {
rCache.images[image] = layer
}
log.Infof("found %d repositories", len(rCache.Repositories))
log.Infof("found %d image layers", len(rCache.Layers))
}
return nil
}
// CmdPush pushes an image or repository to the registry.
//
// Usage: hyperctl push NAME[:TAG]
func (cli *HyperClient) HyperCmdPush(args ...string) error {
var parser = gflag.NewParser(nil, gflag.Default)
parser.Usage = "push NAME[:TAG]\n\nPush an image to a Docker registry server"
args, err := parser.ParseArgs(args)
if err != nil {
if !strings.Contains(err.Error(), "Usage") {
return err
} else {
return nil
}
}
// 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.")
}
name := args[0]
ref, err := reference.ParseNamed(name)
if err != nil {
return err
}
var tag string
switch x := ref.(type) {
case reference.Canonical:
return fmt.Errorf("cannot push a digest reference")
case reference.NamedTagged:
tag = x.Tag()
}
// Resolve the Repository name from fqn to RepositoryInfo
repoInfo, err := registry.ParseRepositoryInfo(ref)
if err != nil {
return err
}
// Resolve the Auth config relevant for this server
authConfig := registry.ResolveAuthConfig(cli.configFile.AuthConfigs, 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, ref.Name())
}
push := func(auth types.AuthConfig) (io.ReadCloser, string, int, error) {
return cli.client.Push(tag, repoInfo.String(), auth)
}
body, ctype, _, err := cli.requestWithLogin(repoInfo.Index, push, "push")
if err != nil {
return err
}
return cli.readStreamOutput(body, ctype, cli.isTerminalOut, cli.out, cli.err)
}
// CmdPush pushes an image or repository to the registry.
//
// Usage: docker push NAME[:TAG]
func (cli *DockerCli) CmdPush(args ...string) error {
cmd := Cli.Subcmd("push", []string{"NAME[:TAG]"}, Cli.DockerCommands["push"].Description, true)
addTrustedFlags(cmd, false)
cmd.Require(flag.Exact, 1)
cmd.ParseFlags(args, true)
ref, err := reference.ParseNamed(cmd.Arg(0))
if err != nil {
return err
}
var tag string
switch x := ref.(type) {
case reference.Canonical:
return errors.New("cannot push a digest reference")
case reference.NamedTagged:
tag = x.Tag()
}
// Resolve the Repository name from fqn to RepositoryInfo
repoInfo, err := registry.ParseRepositoryInfo(ref)
if err != nil {
return err
}
// Resolve the Auth config relevant for this server
authConfig := registry.ResolveAuthConfig(cli.configFile.AuthConfigs, repoInfo.Index)
requestPrivilege := cli.registryAuthenticationPrivilegedFunc(repoInfo.Index, "push")
if isTrusted() {
return cli.trustedPush(repoInfo, tag, authConfig, requestPrivilege)
}
return cli.imagePushPrivileged(authConfig, ref.Name(), tag, cli.out, requestPrivilege)
}
// CmdTag tags an image into a repository.
//
// Usage: docker tag [OPTIONS] IMAGE[:TAG] [REGISTRYHOST/][USERNAME/]NAME[:TAG]
func (cli *DockerCli) CmdTag(args ...string) error {
cmd := Cli.Subcmd("tag", []string{"IMAGE[:TAG] [REGISTRYHOST/][USERNAME/]NAME[:TAG]"}, Cli.DockerCommands["tag"].Description, true)
force := cmd.Bool([]string{"#f", "#-force"}, false, "Force the tagging even if there's a conflict")
cmd.Require(flag.Exact, 2)
cmd.ParseFlags(args, true)
ref, err := reference.ParseNamed(cmd.Arg(1))
if err != nil {
return err
}
if _, isCanonical := ref.(reference.Canonical); isCanonical {
return errors.New("refusing to create a tag with a digest reference")
}
var tag string
if tagged, isTagged := ref.(reference.NamedTagged); isTagged {
tag = tagged.Tag()
}
options := types.ImageTagOptions{
ImageID: cmd.Arg(0),
RepositoryName: ref.Name(),
Tag: tag,
Force: *force,
}
return cli.client.ImageTag(context.Background(), options)
}
// GetRef returns the distribution reference for a given name.
func GetRef(name string) (reference.Named, error) {
ref, err := reference.ParseNamed(name)
if err != nil {
return nil, err
}
return ref, nil
}
// updateRepositoryCache will update the repository cache
// that resides in the docker persona. This will add image tag,
// digest and layer information.
func updateRepositoryCache(ic *ImageC) error {
// LayerID for the image layer
imageLayerID := ic.ImageLayers[0].ID
ref, err := reference.ParseNamed(ic.Reference)
if err != nil {
return fmt.Errorf("Unable to parse reference: %s", err.Error())
}
// get the repoCache
repoCache := cache.RepositoryCache()
// In the case that we don't have the ImageID, then we need
// to go to the RepositoryCache to get it.
if ic.ImageID == "" {
// call to repository cache for the imageID for this layer
ic.ImageID = repoCache.GetImageID(imageLayerID)
// if we still don't have an imageID we can't continue
if ic.ImageID == "" {
return fmt.Errorf("ImageID not found by LayerID(%s) in RepositoryCache", imageLayerID)
}
}
// AddReference will add the tag / digest as appropriate and will persist
// to the portlayer k/v
err = repoCache.AddReference(ref, ic.ImageID, false, imageLayerID, true)
if err != nil {
return fmt.Errorf("Unable to Add Image Reference(%s): %s", ref.String(), err.Error())
}
return nil
}
// sanitizeRepoAndTags parses the raw "t" parameter received from the client
// to a slice of repoAndTag.
// It also validates each repoName and tag.
func sanitizeRepoAndTags(names []string) ([]reference.Named, error) {
var (
repoAndTags []reference.Named
// This map is used for deduplicating the "-t" parameter.
uniqNames = make(map[string]struct{})
)
for _, repo := range names {
if repo == "" {
continue
}
ref, err := reference.ParseNamed(repo)
if err != nil {
return nil, err
}
ref = reference.WithDefaultTag(ref)
if _, isCanonical := ref.(reference.Canonical); isCanonical {
return nil, errors.New("build tag cannot contain a digest")
}
if _, isTagged := ref.(reference.NamedTagged); !isTagged {
ref, err = reference.WithTag(ref, reference.DefaultTag)
}
nameWithTag := ref.String()
if _, exists := uniqNames[nameWithTag]; !exists {
uniqNames[nameWithTag] = struct{}{}
repoAndTags = append(repoAndTags, ref)
}
}
return repoAndTags, nil
}
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
}
// PullOnBuild tells Docker to pull image referenced by `name`.
func (daemon *Daemon) PullOnBuild(ctx context.Context, name string, authConfigs map[string]types.AuthConfig, output io.Writer) (builder.Image, error) {
ref, err := reference.ParseNamed(name)
if err != nil {
return nil, err
}
ref = reference.WithDefaultTag(ref)
pullRegistryAuth := &types.AuthConfig{}
if len(authConfigs) > 0 {
// The request came with a full auth config file, we prefer to use that
repoInfo, err := daemon.RegistryService.ResolveRepository(ref)
if err != nil {
return nil, err
}
resolvedConfig := registry.ResolveAuthConfig(
authConfigs,
repoInfo.Index,
)
pullRegistryAuth = &resolvedConfig
}
if err := daemon.pullImageWithReference(ctx, ref, nil, pullRegistryAuth, output); err != nil {
return nil, err
}
return daemon.GetImage(name)
}
// GetImageID returns an image ID corresponding to the image referred to by
// refOrID.
func (daemon *Daemon) GetImageID(refOrID string) (image.ID, error) {
// Treat as an ID
if id, err := digest.ParseDigest(refOrID); err == nil {
if _, err := daemon.imageStore.Get(image.ID(id)); err != nil {
return "", ErrImageDoesNotExist{refOrID}
}
return image.ID(id), nil
}
// Treat it as a possible tag or digest reference
if ref, err := reference.ParseNamed(refOrID); err == nil {
if id, err := daemon.referenceStore.Get(ref); err == nil {
return id, nil
}
if tagged, ok := ref.(reference.NamedTagged); ok {
if id, err := daemon.imageStore.Search(tagged.Tag()); err == nil {
for _, namedRef := range daemon.referenceStore.References(id) {
if namedRef.Name() == ref.Name() {
return id, nil
}
}
}
}
}
// Search based on ID
if id, err := daemon.imageStore.Search(refOrID); err == nil {
return id, nil
}
return "", ErrImageDoesNotExist{refOrID}
}
func runPush(dockerCli *command.DockerCli, remote string) error {
ref, err := reference.ParseNamed(remote)
if err != nil {
return err
}
// Resolve the Repository name from fqn to RepositoryInfo
repoInfo, err := registry.ParseRepositoryInfo(ref)
if err != nil {
return err
}
ctx := context.Background()
// Resolve the Auth config relevant for this server
authConfig := command.ResolveAuthConfig(ctx, dockerCli, repoInfo.Index)
requestPrivilege := command.RegistryAuthenticationPrivilegedFunc(dockerCli, repoInfo.Index, "push")
if command.IsTrusted() {
return trustedPush(ctx, dockerCli, repoInfo, ref, authConfig, requestPrivilege)
}
responseBody, err := imagePushPrivileged(ctx, dockerCli, authConfig, ref.String(), requestPrivilege)
if err != nil {
return err
}
defer responseBody.Close()
return jsonmessage.DisplayJSONMessagesToStream(responseBody, dockerCli.Out(), nil)
}
// PullImage initiates a pull operation. image is the repository name to pull, and
// tag may be either empty, or indicate a specific tag to pull.
func (daemon *Daemon) PullImage(ctx context.Context, image, tag string, metaHeaders map[string][]string, authConfig *types.AuthConfig, outStream io.Writer) error {
// Special case: "pull -a" may send an image name with a
// trailing :. This is ugly, but let's not break API
// compatibility.
image = strings.TrimSuffix(image, ":")
ref, err := reference.ParseNamed(image)
if err != nil {
return err
}
if tag != "" {
// The "tag" could actually be a digest.
var dgst digest.Digest
dgst, err = digest.ParseDigest(tag)
if err == nil {
ref, err = reference.WithDigest(ref, dgst)
} else {
ref, err = reference.WithTag(ref, tag)
}
if err != nil {
return err
}
}
return daemon.pullImageWithReference(ctx, ref, metaHeaders, authConfig, outStream)
}
func TestPushImageJSONIndex(t *testing.T) {
r := spawnTestRegistrySession(t)
imgData := []*ImgData{
{
ID: "77dbf71da1d00e3fbddc480176eac8994025630c6590d11cfc8fe1209c2a1d20",
Checksum: "sha256:1ac330d56e05eef6d438586545ceff7550d3bdcb6b19961f12c5ba714ee1bb37",
},
{
ID: "42d718c941f5c532ac049bf0b0ab53f0062f09a03afd4aa4a02c098e46032b9d",
Checksum: "sha256:bea7bf2e4bacd479344b737328db47b18880d09096e6674165533aa994f5e9f2",
},
}
repoRef, err := reference.ParseNamed(REPO)
if err != nil {
t.Fatal(err)
}
repoData, err := r.PushImageJSONIndex(repoRef, imgData, false, nil)
if err != nil {
t.Fatal(err)
}
if repoData == nil {
t.Fatal("Expected RepositoryData object")
}
repoData, err = r.PushImageJSONIndex(repoRef, imgData, true, []string{r.indexEndpoint.String()})
if err != nil {
t.Fatal(err)
}
if repoData == nil {
t.Fatal("Expected RepositoryData object")
}
}
func stripTag(image string) string {
ref, err := reference.ParseNamed(image)
if err != nil {
return image
}
return ref.Name()
}
// CmdImport creates an empty filesystem image, imports the contents of the tarball into the image, and optionally tags the image.
//
// The URL argument is the address of a tarball (.tar, .tar.gz, .tgz, .bzip, .tar.xz, .txz) file or a path to local file relative to docker client. If the URL is '-', then the tar file is read from STDIN.
//
// Usage: docker import [OPTIONS] file|URL|- [REPOSITORY[:TAG]]
func (cli *DockerCli) CmdImport(args ...string) error {
cmd := Cli.Subcmd("import", []string{"file|URL|- [REPOSITORY[:TAG]]"}, Cli.DockerCommands["import"].Description, true)
flChanges := opts.NewListOpts(nil)
cmd.Var(&flChanges, []string{"c", "-change"}, "Apply Dockerfile instruction to the created image")
message := cmd.String([]string{"m", "-message"}, "", "Set commit message for imported image")
cmd.Require(flag.Min, 1)
cmd.ParseFlags(args, true)
var (
in io.Reader
tag string
src = cmd.Arg(0)
srcName = src
repository = cmd.Arg(1)
changes = flChanges.GetAll()
)
if cmd.NArg() == 3 {
fmt.Fprintf(cli.err, "[DEPRECATED] The format 'file|URL|- [REPOSITORY [TAG]]' has been deprecated. Please use file|URL|- [REPOSITORY[:TAG]]\n")
tag = cmd.Arg(2)
}
if repository != "" {
//Check if the given image name can be resolved
if _, err := reference.ParseNamed(repository); err != nil {
return err
}
}
if src == "-" {
in = cli.in
} else if !urlutil.IsURL(src) {
srcName = "-"
file, err := os.Open(src)
if err != nil {
return err
}
defer file.Close()
in = file
}
options := types.ImageImportOptions{
Source: in,
SourceName: srcName,
RepositoryName: repository,
Message: *message,
Tag: tag,
Changes: changes,
}
responseBody, err := cli.client.ImageImport(options)
if err != nil {
return err
}
defer responseBody.Close()
return jsonmessage.DisplayJSONMessagesStream(responseBody, cli.out, cli.outFd, cli.isTerminalOut)
}
// validateTag checks if the given image name can be resolved.
func validateTag(rawRepo string) (string, error) {
_, err := reference.ParseNamed(rawRepo)
if err != nil {
return "", err
}
return rawRepo, nil
}
func (c *containerConfig) image() string {
raw := c.spec().Image
ref, err := reference.ParseNamed(raw)
if err != nil {
return raw
}
return reference.WithDefaultTag(ref).String()
}
func getPathComponents(path string) []string {
// make sure to add docker.io/ prefix to the path
named, err := reference.ParseNamed(path)
if err == nil {
path = named.FullName()
}
return strings.Split(path, "/")
}
