Add glide.yaml and vendor deps

vendor/k8s.io/kubernetes/pkg/kubelet/kuberuntime/kuberuntime_image.go

@@ -0,0 +1,139 @@
+/*
+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 kuberuntime
+
+import (
+	"github.com/golang/glog"
+	"k8s.io/kubernetes/pkg/api/v1"
+	"k8s.io/kubernetes/pkg/credentialprovider"
+	runtimeapi "k8s.io/kubernetes/pkg/kubelet/api/v1alpha1/runtime"
+	kubecontainer "k8s.io/kubernetes/pkg/kubelet/container"
+	utilerrors "k8s.io/kubernetes/pkg/util/errors"
+	"k8s.io/kubernetes/pkg/util/parsers"
+)
+
+// PullImage pulls an image from the network to local storage using the supplied
+// secrets if necessary.
+func (m *kubeGenericRuntimeManager) PullImage(image kubecontainer.ImageSpec, pullSecrets []v1.Secret) error {
+	img := image.Image
+	repoToPull, _, _, err := parsers.ParseImageName(img)
+	if err != nil {
+		return err
+	}
+
+	keyring, err := credentialprovider.MakeDockerKeyring(pullSecrets, m.keyring)
+	if err != nil {
+		return err
+	}
+
+	imgSpec := &runtimeapi.ImageSpec{Image: &img}
+	creds, withCredentials := keyring.Lookup(repoToPull)
+	if !withCredentials {
+		glog.V(3).Infof("Pulling image %q without credentials", img)
+
+		err = m.imageService.PullImage(imgSpec, nil)
+		if err != nil {
+			glog.Errorf("Pull image %q failed: %v", img, err)
+			return err
+		}
+
+		return nil
+	}
+
+	var pullErrs []error
+	for _, currentCreds := range creds {
+		authConfig := credentialprovider.LazyProvide(currentCreds)
+		auth := &runtimeapi.AuthConfig{
+			Username:      &authConfig.Username,
+			Password:      &authConfig.Password,
+			Auth:          &authConfig.Auth,
+			ServerAddress: &authConfig.ServerAddress,
+			IdentityToken: &authConfig.IdentityToken,
+			RegistryToken: &authConfig.RegistryToken,
+		}
+
+		err = m.imageService.PullImage(imgSpec, auth)
+		// If there was no error, return success
+		if err == nil {
+			return nil
+		}
+
+		pullErrs = append(pullErrs, err)
+	}
+
+	return utilerrors.NewAggregate(pullErrs)
+}
+
+// IsImagePresent checks whether the container image is already in the local storage.
+func (m *kubeGenericRuntimeManager) IsImagePresent(image kubecontainer.ImageSpec) (bool, error) {
+	status, err := m.imageService.ImageStatus(&runtimeapi.ImageSpec{Image: &image.Image})
+	if err != nil {
+		glog.Errorf("ImageStatus for image %q failed: %v", image, err)
+		return false, err
+	}
+	return status != nil, nil
+}
+
+// ListImages gets all images currently on the machine.
+func (m *kubeGenericRuntimeManager) ListImages() ([]kubecontainer.Image, error) {
+	var images []kubecontainer.Image
+
+	allImages, err := m.imageService.ListImages(nil)
+	if err != nil {
+		glog.Errorf("ListImages failed: %v", err)
+		return nil, err
+	}
+
+	for _, img := range allImages {
+		images = append(images, kubecontainer.Image{
+			ID:          img.GetId(),
+			Size:        int64(img.GetSize_()),
+			RepoTags:    img.RepoTags,
+			RepoDigests: img.RepoDigests,
+		})
+	}
+
+	return images, nil
+}
+
+// RemoveImage removes the specified image.
+func (m *kubeGenericRuntimeManager) RemoveImage(image kubecontainer.ImageSpec) error {
+	err := m.imageService.RemoveImage(&runtimeapi.ImageSpec{Image: &image.Image})
+	if err != nil {
+		glog.Errorf("Remove image %q failed: %v", image.Image, err)
+		return err
+	}
+
+	return nil
+}
+
+// ImageStats returns the statistics of the image.
+// Notice that current logic doesn't really work for images which share layers (e.g. docker image),
+// this is a known issue, and we'll address this by getting imagefs stats directly from CRI.
+// TODO: Get imagefs stats directly from CRI.
+func (m *kubeGenericRuntimeManager) ImageStats() (*kubecontainer.ImageStats, error) {
+	allImages, err := m.imageService.ListImages(nil)
+	if err != nil {
+		glog.Errorf("ListImages failed: %v", err)
+		return nil, err
+	}
+	stats := &kubecontainer.ImageStats{}
+	for _, img := range allImages {
+		stats.TotalStorageBytes += img.GetSize_()
+	}
+	return stats, nil
+}