func (lb *FileBackend) GetImageInfo(dockerURL string) ([]string, *attr.ParsedDockerURL, error) {
parsedDockerURL := attr.ParseDockerURL(dockerURL)
appImageID, parsedDockerURL, err := getImageID(lb.file, parsedDockerURL)
if err != nil {
return nil, nil, fmt.Errorf("error getting ImageID: %v", err)
}
ancestry, err := getAncestry(lb.file, appImageID)
if err != nil {
return nil, nil, fmt.Errorf("error getting ancestry: %v", err)
}
return ancestry, parsedDockerURL, nil
}
func (rb *RepoBackend) GetImageInfo(url string) ([]string, *attr.ParsedDockerURL, error) {
dockerURL := attr.ParseDockerURL(url)
var supportsV2, ok bool
if supportsV2, ok = rb.hostsV2Support[dockerURL.IndexURL]; !ok {
var err error
supportsV2, err = rb.supportsV2(dockerURL.IndexURL)
if err != nil {
return nil, nil, err
}
rb.hostsV2Support[dockerURL.IndexURL] = supportsV2
}
if supportsV2 {
return rb.getImageInfoV2(dockerURL)
} else {
return rb.getImageInfoV1(dockerURL)
}
}