Add glide.yaml and vendor deps

vendor/k8s.io/kubernetes/pkg/kubelet/dockershim/docker_image.go

@@ -0,0 +1,96 @@
+/*
+Copyright 2016 The Kubernetes Authors.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package dockershim
+
+import (
+	dockertypes "github.com/docker/engine-api/types"
+	runtimeapi "k8s.io/kubernetes/pkg/kubelet/api/v1alpha1/runtime"
+	"k8s.io/kubernetes/pkg/kubelet/dockertools"
+)
+
+// This file implements methods in ImageManagerService.
+
+// ListImages lists existing images.
+func (ds *dockerService) ListImages(filter *runtimeapi.ImageFilter) ([]*runtimeapi.Image, error) {
+	opts := dockertypes.ImageListOptions{}
+	if filter != nil {
+		if imgSpec := filter.GetImage(); imgSpec != nil {
+			opts.MatchName = imgSpec.GetImage()
+		}
+	}
+
+	images, err := ds.client.ListImages(opts)
+	if err != nil {
+		return nil, err
+	}
+
+	result := []*runtimeapi.Image{}
+	for _, i := range images {
+		apiImage, err := imageToRuntimeAPIImage(&i)
+		if err != nil {
+			// TODO: log an error message?
+			continue
+		}
+		result = append(result, apiImage)
+	}
+	return result, nil
+}
+
+// ImageStatus returns the status of the image, returns nil if the image doesn't present.
+func (ds *dockerService) ImageStatus(image *runtimeapi.ImageSpec) (*runtimeapi.Image, error) {
+	imageInspect, err := ds.client.InspectImageByRef(image.GetImage())
+	if err != nil {
+		if dockertools.IsImageNotFoundError(err) {
+			return nil, nil
+		}
+		return nil, err
+	}
+	return imageInspectToRuntimeAPIImage(imageInspect)
+}
+
+// PullImage pulls an image with authentication config.
+func (ds *dockerService) PullImage(image *runtimeapi.ImageSpec, auth *runtimeapi.AuthConfig) error {
+	return ds.client.PullImage(image.GetImage(),
+		dockertypes.AuthConfig{
+			Username:      auth.GetUsername(),
+			Password:      auth.GetPassword(),
+			ServerAddress: auth.GetServerAddress(),
+			IdentityToken: auth.GetIdentityToken(),
+			RegistryToken: auth.GetRegistryToken(),
+		},
+		dockertypes.ImagePullOptions{},
+	)
+}
+
+// RemoveImage removes the image.
+func (ds *dockerService) RemoveImage(image *runtimeapi.ImageSpec) error {
+	// If the image has multiple tags, we need to remove all the tags
+	// TODO: We assume image.Image is image ID here, which is true in the current implementation
+	// of kubelet, but we should still clarify this in CRI.
+	imageInspect, err := ds.client.InspectImageByID(image.GetImage())
+	if err == nil && imageInspect != nil && len(imageInspect.RepoTags) > 1 {
+		for _, tag := range imageInspect.RepoTags {
+			if _, err := ds.client.RemoveImage(tag, dockertypes.ImageRemoveOptions{PruneChildren: true}); err != nil {
+				return err
+			}
+		}
+		return nil
+	}
+
+	_, err = ds.client.RemoveImage(image.GetImage(), dockertypes.ImageRemoveOptions{PruneChildren: true})
+	return err
+}