本文整理汇总了Golang中github.com/flynn/flynn/Godeps/_workspace/src/github.com/docker/docker/registry.Session.HeadV2ImageBlob方法的典型用法代码示例。如果您正苦于以下问题：Golang Session.HeadV2ImageBlob方法的具体用法？Golang Session.HeadV2ImageBlob怎么用？Golang Session.HeadV2ImageBlob使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类github.com/flynn/flynn/Godeps/_workspace/src/github.com/docker/docker/registry.Session的用法示例。
在下文中一共展示了Session.HeadV2ImageBlob方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Golang代码示例。
示例1: pushV2Repository
func (s *TagStore) pushV2Repository(r *registry.Session, localRepo Repository, out io.Writer, repoInfo *registry.RepositoryInfo, tag string, sf *utils.StreamFormatter) error {
endpoint, err := r.V2RegistryEndpoint(repoInfo.Index)
if err != nil {
if repoInfo.Index.Official {
log.Debugf("Unable to push to V2 registry, falling back to v1: %s", err)
return ErrV2RegistryUnavailable
}
return fmt.Errorf("error getting registry endpoint: %s", err)
}
tags, err := s.getImageTags(localRepo, tag)
if err != nil {
return err
}
if len(tags) == 0 {
return fmt.Errorf("No tags to push for %s", repoInfo.LocalName)
}
auth, err := r.GetV2Authorization(endpoint, repoInfo.RemoteName, false)
if err != nil {
return fmt.Errorf("error getting authorization: %s", err)
}
for _, tag := range tags {
log.Debugf("Pushing repository: %s:%s", repoInfo.CanonicalName, tag)
layerId, exists := localRepo[tag]
if !exists {
return fmt.Errorf("tag does not exist: %s", tag)
}
layer, err := s.graph.Get(layerId)
if err != nil {
return err
}
m := ®istry.ManifestData{
SchemaVersion: 1,
Name: repoInfo.RemoteName,
Tag: tag,
Architecture: layer.Architecture,
}
var metadata runconfig.Config
if layer.Config != nil {
metadata = *layer.Config
}
layersSeen := make(map[string]bool)
layers := []*image.Image{layer}
for ; layer != nil; layer, err = layer.GetParent() {
if err != nil {
return err
}
if layersSeen[layer.ID] {
break
}
layers = append(layers, layer)
layersSeen[layer.ID] = true
}
m.FSLayers = make([]*registry.FSLayer, len(layers))
m.History = make([]*registry.ManifestHistory, len(layers))
// Schema version 1 requires layer ordering from top to root
for i, layer := range layers {
log.Debugf("Pushing layer: %s", layer.ID)
if layer.Config != nil && metadata.Image != layer.ID {
err = runconfig.Merge(&metadata, layer.Config)
if err != nil {
return err
}
}
jsonData, err := layer.RawJson()
if err != nil {
return fmt.Errorf("cannot retrieve the path for %s: %s", layer.ID, err)
}
checksum, err := layer.GetCheckSum(s.graph.ImageRoot(layer.ID))
if err != nil {
return fmt.Errorf("error getting image checksum: %s", err)
}
var exists bool
if len(checksum) > 0 {
sumParts := strings.SplitN(checksum, ":", 2)
if len(sumParts) < 2 {
return fmt.Errorf("Invalid checksum: %s", checksum)
}
// Call mount blob
exists, err = r.HeadV2ImageBlob(endpoint, repoInfo.RemoteName, sumParts[0], sumParts[1], auth)
if err != nil {
out.Write(sf.FormatProgress(stringid.TruncateID(layer.ID), "Image push failed", nil))
return err
}
}
if !exists {
if cs, err := s.pushV2Image(r, layer, endpoint, repoInfo.RemoteName, sf, out, auth); err != nil {
return err
//.........这里部分代码省略.........