func (e errNotAcceptable) Status() unversioned.Status {
return unversioned.Status{
Status: unversioned.StatusFailure,
Code: http.StatusNotAcceptable,
Reason: unversioned.StatusReason("NotAcceptable"),
Message: e.Error(),
}
}
func (e errUnsupportedMediaType) Status() unversioned.Status {
return unversioned.Status{
Status: unversioned.StatusFailure,
Code: http.StatusUnsupportedMediaType,
Reason: unversioned.StatusReason("UnsupportedMediaType"),
Message: e.Error(),
}
}
// importFromRepository imports the repository named on the ImageStreamImport, if any, importing up to maximumTags, and reporting
// status on each image that is attempted to be imported. If the repository cannot be found or tags cannot be retrieved, the repository
// status field is set.
func (i *ImageStreamImporter) importFromRepository(ctx gocontext.Context, retriever RepositoryRetriever, isi *api.ImageStreamImport, maximumTags int, limiter flowcontrol.RateLimiter) {
if isi.Spec.Repository == nil {
return
}
cache := i.digestToRepositoryCache[ctx]
isi.Status.Repository = &api.RepositoryImportStatus{}
status := isi.Status.Repository
spec := isi.Spec.Repository
from := spec.From
if from.Kind != "DockerImage" {
return
}
ref, err := api.ParseDockerImageReference(from.Name)
if err != nil {
status.Status = invalidStatus("", field.Invalid(field.NewPath("from", "name"), from.Name, fmt.Sprintf("invalid name: %v", err)))
return
}
defaultRef := ref.DockerClientDefaults()
repoName := defaultRef.RepositoryName()
registryURL := defaultRef.RegistryURL()
key := repositoryKey{url: *registryURL, name: repoName}
repo := &importRepository{
Ref: ref,
Registry: &key.url,
Name: key.name,
Insecure: spec.ImportPolicy.Insecure,
MaximumTags: maximumTags,
}
i.importRepositoryFromDocker(ctx, retriever, repo, limiter)
if repo.Err != nil {
status.Status = imageImportStatus(repo.Err, "", "repository")
return
}
additional := []string{}
tagKey := manifestKey{repositoryKey: key}
for _, s := range repo.AdditionalTags {
tagKey.value = s
if image, ok := cache[tagKey]; ok {
repo.Tags = append(repo.Tags, importTag{
Name: s,
Image: image,
})
} else {
additional = append(additional, s)
}
}
status.AdditionalTags = additional
failures := 0
status.Status.Status = unversioned.StatusSuccess
status.Images = make([]api.ImageImportStatus, len(repo.Tags))
for i, tag := range repo.Tags {
status.Images[i].Tag = tag.Name
if tag.Err != nil {
failures++
status.Images[i].Status = imageImportStatus(tag.Err, "", "repository")
continue
}
status.Images[i].Status.Status = unversioned.StatusSuccess
copied := *tag.Image
ref.Tag, ref.ID = tag.Name, copied.Name
copied.DockerImageReference = ref.MostSpecific().Exact()
status.Images[i].Image = &copied
}
if failures > 0 {
status.Status.Status = unversioned.StatusFailure
status.Status.Reason = unversioned.StatusReason("ImportFailed")
switch failures {
case 1:
status.Status.Message = "one of the images from this repository failed to import"
default:
status.Status.Message = fmt.Sprintf("%d of the images from this repository failed to import", failures)
}
}
}
"fmt"
"io"
"net/http"
"time"
"k8s.io/kubernetes/pkg/api"
apierrors "k8s.io/kubernetes/pkg/api/errors"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/types"
utilexec "k8s.io/kubernetes/pkg/util/exec"
"k8s.io/kubernetes/pkg/util/runtime"
"k8s.io/kubernetes/pkg/util/term"
)
const (
NonZeroExitCodeReason = unversioned.StatusReason("NonZeroExitCode")
ExitCodeCauseType = unversioned.CauseType("ExitCode")
)
// Executor knows how to execute a command in a container in a pod.
type Executor interface {
// ExecInContainer executes a command in a container in the pod, copying data
// between in/out/err and the container's stdin/stdout/stderr.
ExecInContainer(name string, uid types.UID, container string, cmd []string, in io.Reader, out, err io.WriteCloser, tty bool, resize <-chan term.Size, timeout time.Duration) error
}
// ServeExec handles requests to execute a command in a container. After
// creating/receiving the required streams, it delegates the actual execution
// to the executor.
func ServeExec(w http.ResponseWriter, req *http.Request, executor Executor, podName string, uid types.UID, container string, idleTimeout, streamCreationTimeout time.Duration, supportedProtocols []string) {
ctx, ok := createStreams(req, w, supportedProtocols, idleTimeout, streamCreationTimeout)