// FIXME: make this private and use the job instead
func (daemon *Daemon) DeleteImage(eng *engine.Engine, name string, imgs *engine.Table, first, force, noprune bool) error {
var (
repoName, tag string
tags = []string{}
tagDeleted bool
)
// FIXME: please respect DRY and centralize repo+tag parsing in a single central place! -- shykes
repoName, tag = parsers.ParseRepositoryTag(name)
if tag == "" {
tag = graph.DEFAULTTAG
}
img, err := daemon.Repositories().LookupImage(name)
if err != nil {
if r, _ := daemon.Repositories().Get(repoName); r != nil {
return fmt.Errorf("No such image: %s:%s", repoName, tag)
}
return fmt.Errorf("No such image: %s", name)
}
if strings.Contains(img.ID, name) {
repoName = ""
tag = ""
}
byParents, err := daemon.Graph().ByParent()
if err != nil {
return err
}
//If delete by id, see if the id belong only to one repository
if repoName == "" {
for _, repoAndTag := range daemon.Repositories().ByID()[img.ID] {
parsedRepo, parsedTag := parsers.ParseRepositoryTag(repoAndTag)
if repoName == "" || repoName == parsedRepo {
repoName = parsedRepo
if parsedTag != "" {
tags = append(tags, parsedTag)
}
} else if repoName != parsedRepo && !force {
// the id belongs to multiple repos, like base:latest and user:test,
// in that case return conflict
return fmt.Errorf("Conflict, cannot delete image %s because it is tagged in multiple repositories, use -f to force", name)
}
}
} else {
tags = append(tags, tag)
}
if !first && len(tags) > 0 {
return nil
}
//Untag the current image
for _, tag := range tags {
tagDeleted, err = daemon.Repositories().Delete(repoName, tag)
if err != nil {
return err
}
if tagDeleted {
out := &engine.Env{}
out.Set("Untagged", repoName+":"+tag)
imgs.Add(out)
eng.Job("log", "untag", img.ID, "").Run()
}
}
tags = daemon.Repositories().ByID()[img.ID]
if (len(tags) <= 1 && repoName == "") || len(tags) == 0 {
if len(byParents[img.ID]) == 0 {
if err := daemon.canDeleteImage(img.ID, force, tagDeleted); err != nil {
return err
}
if err := daemon.Repositories().DeleteAll(img.ID); err != nil {
return err
}
if err := daemon.Graph().Delete(img.ID); err != nil {
return err
}
out := &engine.Env{}
out.Set("Deleted", img.ID)
imgs.Add(out)
eng.Job("log", "delete", img.ID, "").Run()
if img.Parent != "" && !noprune {
err := daemon.DeleteImage(eng, img.Parent, imgs, false, force, noprune)
if first {
return err
}
}
}
}
return nil
}
