// RunImportImage contains all the necessary functionality for the OpenShift cli import-image command.
func RunImportImage(f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, args []string) error {
if len(args) == 0 || len(args[0]) == 0 {
return cmdutil.UsageError(cmd, "you must specify the name of an image stream.")
}
streamName := args[0]
namespace, _, err := f.DefaultNamespace()
if err != nil {
return err
}
osClient, _, err := f.Clients()
if err != nil {
return err
}
imageStreamClient := osClient.ImageStreams(namespace)
stream, err := imageStreamClient.Get(streamName)
if err != nil {
return err
}
if len(stream.Spec.DockerImageRepository) == 0 {
return errors.New("only image streams with spec.dockerImageRepository set may have images imported")
}
if stream.Annotations == nil {
stream.Annotations = make(map[string]string)
}
stream.Annotations[imageapi.DockerImageRepositoryCheckAnnotation] = ""
updatedStream, err := imageStreamClient.Update(stream)
if err != nil {
return err
}
resourceVersion := updatedStream.ResourceVersion
fmt.Fprintln(cmd.Out(), "Waiting for the import to complete, CTRL+C to stop waiting.")
updatedStream, err = waitForImport(imageStreamClient, stream.Name, resourceVersion)
if err != nil {
return fmt.Errorf("unable to determine if the import completed successfully - please run 'oc describe -n %s imagestream/%s' to see if the tags were updated as expected: %v", stream.Namespace, stream.Name, err)
}
fmt.Fprintln(cmd.Out(), "The import completed successfully.\n")
d := describe.ImageStreamDescriber{osClient}
info, err := d.Describe(updatedStream.Namespace, updatedStream.Name)
if err != nil {
return err
}
fmt.Fprintln(out, info)
return nil
}
// RunImportImage contains all the necessary functionality for the OpenShift cli import-image command.
func RunImportImage(f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, args []string) error {
if len(args) == 0 || len(args[0]) == 0 {
return cmdutil.UsageError(cmd, "you must specify the name of an image stream")
}
streamName := args[0]
namespace, _, err := f.DefaultNamespace()
if err != nil {
return err
}
osClient, _, err := f.Clients()
if err != nil {
return err
}
from := cmdutil.GetFlagString(cmd, "from")
confirm := cmdutil.GetFlagBool(cmd, "confirm")
imageStreamClient := osClient.ImageStreams(namespace)
stream, err := imageStreamClient.Get(streamName)
if err != nil {
if len(from) == 0 || !errors.IsNotFound(err) {
return err
}
if !confirm {
return fmt.Errorf("the image stream does not exist, pass --confirm to create")
}
stream = &imageapi.ImageStream{
ObjectMeta: kapi.ObjectMeta{Name: streamName},
Spec: imageapi.ImageStreamSpec{DockerImageRepository: from},
}
} else {
if len(stream.Spec.DockerImageRepository) == 0 {
if len(from) == 0 {
return fmt.Errorf("only image streams with spec.dockerImageRepository set may have images imported")
}
if !confirm {
return fmt.Errorf("the image stream already has an import repository set, pass --confirm to update")
}
stream.Spec.DockerImageRepository = from
} else {
if len(from) != 0 {
if from != stream.Spec.DockerImageRepository {
if !confirm {
return fmt.Errorf("the image stream has a different import spec %q, pass --confirm to update", stream.Spec.DockerImageRepository)
}
}
}
}
}
if stream.Annotations != nil {
delete(stream.Annotations, imageapi.DockerImageRepositoryCheckAnnotation)
}
if stream.CreationTimestamp.IsZero() {
stream, err = imageStreamClient.Create(stream)
} else {
stream, err = imageStreamClient.Update(stream)
}
if err != nil {
return err
}
resourceVersion := stream.ResourceVersion
fmt.Fprintln(cmd.Out(), "Waiting for the import to complete, CTRL+C to stop waiting.")
stream, err = waitForImport(imageStreamClient, stream.Name, resourceVersion)
if err != nil {
return fmt.Errorf("unable to determine if the import completed successfully - please run 'oc describe -n %s imagestream/%s' to see if the tags were updated as expected: %v", stream.Namespace, stream.Name, err)
}
fmt.Fprint(cmd.Out(), "The import completed successfully.", "\n\n")
d := describe.ImageStreamDescriber{Interface: osClient}
info, err := d.Describe(stream.Namespace, stream.Name)
if err != nil {
return err
}
fmt.Fprintln(out, info)
return nil
}
// RunImportImage contains all the necessary functionality for the OpenShift cli import-image command.
func RunImportImage(f *clientcmd.Factory, out io.Writer, cmd *cobra.Command, args []string) error {
if len(args) == 0 || len(args[0]) == 0 {
return cmdutil.UsageError(cmd, "you must specify the name of an image stream")
}
target := args[0]
namespace, _, err := f.DefaultNamespace()
if err != nil {
return err
}
osClient, _, err := f.Clients()
if err != nil {
return err
}
insecure := cmdutil.GetFlagBool(cmd, "insecure")
from := cmdutil.GetFlagString(cmd, "from")
confirm := cmdutil.GetFlagBool(cmd, "confirm")
all := cmdutil.GetFlagBool(cmd, "all")
targetRef, err := imageapi.ParseDockerImageReference(target)
switch {
case err != nil:
return fmt.Errorf("the image name must be a valid Docker image pull spec or reference to an image stream (e.g. myregistry/myteam/image:tag)")
case len(targetRef.ID) > 0:
return fmt.Errorf("to import images by ID, use the 'tag' command")
case len(targetRef.Tag) != 0 && all:
// error out
return fmt.Errorf("cannot specify a tag %q as well as --all", target)
case len(targetRef.Tag) == 0 && !all:
// apply the default tag
targetRef.Tag = imageapi.DefaultImageTag
}
name := targetRef.Name
tag := targetRef.Tag
imageStreamClient := osClient.ImageStreams(namespace)
stream, err := imageStreamClient.Get(name)
if err != nil {
if !errors.IsNotFound(err) {
return err
}
// the stream is new
if !confirm {
return fmt.Errorf("no image stream named %q exists, pass --confirm to create and import", name)
}
if len(from) == 0 {
from = target
}
if all {
stream = &imageapi.ImageStream{
ObjectMeta: kapi.ObjectMeta{Name: name},
Spec: imageapi.ImageStreamSpec{DockerImageRepository: from},
}
} else {
stream = &imageapi.ImageStream{
ObjectMeta: kapi.ObjectMeta{Name: name},
Spec: imageapi.ImageStreamSpec{
Tags: map[string]imageapi.TagReference{
tag: {
From: &kapi.ObjectReference{
Kind: "DockerImage",
Name: from,
},
},
},
},
}
}
} else {
// the stream already exists
if len(stream.Spec.DockerImageRepository) == 0 && len(stream.Spec.Tags) == 0 {
return fmt.Errorf("image stream has not defined anything to import")
}
if all {
// importing a whole repository
if len(from) == 0 {
from = target
}
if from != stream.Spec.DockerImageRepository {
if !confirm {
if len(stream.Spec.DockerImageRepository) == 0 {
return fmt.Errorf("the image stream does not currently import an entire Docker repository, pass --confirm to update")
}
return fmt.Errorf("the image stream has a different import spec %q, pass --confirm to update", stream.Spec.DockerImageRepository)
}
stream.Spec.DockerImageRepository = from
}
} else {
// importing a single tag
// follow any referential tags to the destination
finalTag, existing, ok, multiple := imageapi.FollowTagReference(stream, tag)
if !ok && multiple {
return fmt.Errorf("tag %q on the image stream is a reference to %q, which does not exist", tag, finalTag)
}
if ok {
// disallow changing an existing tag
if existing.From == nil || existing.From.Kind != "DockerImage" {
return fmt.Errorf("tag %q already exists - you must use the 'tag' command if you want to change the source to %q", tag, from)
}
if len(from) != 0 && from != existing.From.Name {
if multiple {
return fmt.Errorf("the tag %q points to the tag %q which points to %q - use the 'tag' command if you want to change the source to %q", tag, finalTag, existing.From.Name, from)
}
return fmt.Errorf("the tag %q points to %q - use the 'tag' command if you want to change the source to %q", tag, existing.From.Name, from)
}
// set the target item to import
from = existing.From.Name
if multiple {
tag = finalTag
}
// clear the legacy annotation
delete(existing.Annotations, imageapi.DockerImageRepositoryCheckAnnotation)
// reset the generation
zero := int64(0)
existing.Generation = &zero
} else {
// create a new tag
if len(from) == 0 {
from = target
}
existing = &imageapi.TagReference{
From: &kapi.ObjectReference{
Kind: "DockerImage",
Name: from,
},
}
}
stream.Spec.Tags[tag] = *existing
}
}
if len(from) == 0 {
// catch programmer error
return fmt.Errorf("unexpected error, from is empty")
}
// Attempt the new, direct import path
isi := &imageapi.ImageStreamImport{
ObjectMeta: kapi.ObjectMeta{
Name: stream.Name,
Namespace: namespace,
ResourceVersion: stream.ResourceVersion,
},
Spec: imageapi.ImageStreamImportSpec{Import: true},
}
if all {
isi.Spec.Repository = &imageapi.RepositoryImportSpec{
From: kapi.ObjectReference{
Kind: "DockerImage",
Name: from,
},
ImportPolicy: imageapi.TagImportPolicy{Insecure: insecure},
}
} else {
isi.Spec.Images = append(isi.Spec.Images, imageapi.ImageImportSpec{
From: kapi.ObjectReference{
Kind: "DockerImage",
Name: from,
},
To: &kapi.LocalObjectReference{Name: tag},
ImportPolicy: imageapi.TagImportPolicy{Insecure: insecure},
})
}
// TODO: add dry-run
_, err = imageStreamClient.Import(isi)
switch {
case err == client.ErrImageStreamImportUnsupported:
case err != nil:
return err
default:
fmt.Fprint(cmd.Out(), "The import completed successfully.\n\n")
// optimization, use the image stream returned by the call
d := describe.ImageStreamDescriber{Interface: osClient}
info, err := d.Describe(namespace, stream.Name)
if err != nil {
return err
}
fmt.Fprintln(out, info)
return nil
}
// Legacy path, remove when support for older importers is removed
delete(stream.Annotations, imageapi.DockerImageRepositoryCheckAnnotation)
if insecure {
if stream.Annotations == nil {
stream.Annotations = make(map[string]string)
}
stream.Annotations[imageapi.InsecureRepositoryAnnotation] = "true"
}
if stream.CreationTimestamp.IsZero() {
stream, err = imageStreamClient.Create(stream)
} else {
stream, err = imageStreamClient.Update(stream)
}
if err != nil {
return err
}
resourceVersion := stream.ResourceVersion
fmt.Fprintln(cmd.Out(), "Importing (ctrl+c to stop waiting) ...")
updatedStream, err := waitForImport(imageStreamClient, stream.Name, resourceVersion)
if err != nil {
if _, ok := err.(importError); ok {
return err
}
return fmt.Errorf("unable to determine if the import completed successfully - please run 'oc describe -n %s imagestream/%s' to see if the tags were updated as expected: %v", stream.Namespace, stream.Name, err)
}
fmt.Fprint(cmd.Out(), "The import completed successfully.\n\n")
d := describe.ImageStreamDescriber{Interface: osClient}
info, err := d.Describe(updatedStream.Namespace, updatedStream.Name)
if err != nil {
return err
}
fmt.Fprintln(out, info)
return nil
}
// Run contains all the necessary functionality for the OpenShift cli import-image command.
func (o *ImportImageOptions) Run() error {
// TODO: add dry-run
stream, isi, err := o.createImageImport()
if err != nil {
return err
}
// Attempt the new, direct import path
result, err := o.isClient.Import(isi)
switch {
case err == client.ErrImageStreamImportUnsupported:
case err != nil:
return err
default:
fmt.Fprint(o.out, "The import completed successfully.\n\n")
// optimization, use the image stream returned by the call
d := describe.ImageStreamDescriber{Interface: o.osClient}
info, err := d.Describe(o.Namespace, stream.Name, kctl.DescriberSettings{})
if err != nil {
return err
}
fmt.Fprintln(o.out, info)
if r := result.Status.Repository; r != nil && len(r.AdditionalTags) > 0 {
fmt.Fprintf(o.out, "\ninfo: The remote repository contained %d additional tags which were not imported: %s\n", len(r.AdditionalTags), strings.Join(r.AdditionalTags, ", "))
}
return nil
}
// Legacy path, remove when support for older importers is removed
delete(stream.Annotations, imageapi.DockerImageRepositoryCheckAnnotation)
if o.Insecure != nil && *o.Insecure {
if stream.Annotations == nil {
stream.Annotations = make(map[string]string)
}
stream.Annotations[imageapi.InsecureRepositoryAnnotation] = "true"
}
if stream.CreationTimestamp.IsZero() {
stream, err = o.isClient.Create(stream)
} else {
stream, err = o.isClient.Update(stream)
}
if err != nil {
return err
}
fmt.Fprintln(o.out, "Importing (ctrl+c to stop waiting) ...")
resourceVersion := stream.ResourceVersion
updatedStream, err := o.waitForImport(resourceVersion)
if err != nil {
if _, ok := err.(importError); ok {
return err
}
return fmt.Errorf("unable to determine if the import completed successfully - please run 'oc describe -n %s imagestream/%s' to see if the tags were updated as expected: %v", stream.Namespace, stream.Name, err)
}
fmt.Fprint(o.out, "The import completed successfully.\n\n")
d := describe.ImageStreamDescriber{Interface: o.osClient}
info, err := d.Describe(updatedStream.Namespace, updatedStream.Name, kctl.DescriberSettings{})
if err != nil {
return err
}
fmt.Fprintln(o.out, info)
return nil
}