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initial implementation for image management

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Signed-off-by: Mike Brown <brownwm@us.ibm.com>
This commit is contained in:
Mike Brown
2017-04-29 07:05:54 -05:00
parent 4c86ac9d21
commit e5199c0cda
9 changed files with 501 additions and 21 deletions
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42
pkg/server/image_status.go
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@@ -17,14 +17,48 @@ limitations under the License.
package server
import (
"errors"
"golang.org/x/net/context"
"k8s.io/kubernetes/pkg/kubelet/api/v1alpha1/runtime"
)
// ImageStatus returns the status of the image, returns nil if the image doesn't present.
// ImageStatus returns the status of the image, returns nil if the image isn't present.
func (c *criContainerdService) ImageStatus(ctx context.Context, r *runtime.ImageStatusRequest) (*runtime.ImageStatusResponse, error) {
return nil, errors.New("not implemented")
ref := r.GetImage().GetImage()
// TODO(mikebrow): Get the id->tags, and id->digest mapping from our checkpoint;
// Get other information from containerd image/content store
// if the passed ref is a digest.. and is stored the following get should work
// note: get returns nil with no err
meta, _ := c.imageMetadataStore.Get(ref)
if meta != nil {
return &runtime.ImageStatusResponse{Image: &runtime.Image{ // TODO(mikebrow): write a ImageMetadata to runtim.Image converter
Id: meta.ID,
RepoTags: meta.RepoTags,
RepoDigests: meta.RepoDigests,
Size_: meta.Size,
// TODO(mikebrow): Uid and Username?
}}, nil
}
// Search for image by ref in repo tags if found the ID matching ref
// is our digest.
imageMetadataA, err := c.imageMetadataStore.List()
if err == nil {
for _, meta := range imageMetadataA {
for _, tag := range meta.RepoTags {
if ref == tag {
return &runtime.ImageStatusResponse{Image: &runtime.Image{ // TODO(mikebrow): write a ImageMetadata to runtim.Image converter
Id: meta.ID,
RepoTags: meta.RepoTags,
RepoDigests: meta.RepoDigests,
Size_: meta.Size,
// TODO(mikebrow): Uid and Username?
}}, nil
}
}
}
}
return nil, nil
}