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support HEAD for the rest of them

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This commit is contained in:
Jason Hall 2021-01-28 22:15:47 -05:00
parent 6d00baaf15
commit d466ea0402
6 changed files with 128 additions and 7 deletions
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28
pkg/serve/serve.go
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@ -151,6 +151,18 @@ func (s *Storage) ServeIndex(w http.ResponseWriter, r *http.Request, idx v1.Imag
return err
}
// If it's just a HEAD request, serve that.
if r.Method == http.MethodHead {
s, err := idx.Size()
if err != nil {
return err
}
w.Header().Set("Docker-Content-Digest", digest.String())
w.Header().Set("Content-Type", string(mt))
w.Header().Set("Content-Length", fmt.Sprintf("%d", s))
return nil
}
// Redirect to manifest blob.
Blob(w, r, digest.String())
return nil
@ -238,6 +250,22 @@ func (s *Storage) ServeManifest(w http.ResponseWriter, r *http.Request, img v1.I
return err
}
// If it's just a HEAD request, serve that.
if r.Method == http.MethodHead {
mt, err := img.MediaType()
if err != nil {
return err
}
s, err := img.Size()
if err != nil {
return err
}
w.Header().Set("Docker-Content-Digest", digest.String())
w.Header().Set("Content-Type", string(mt))
w.Header().Set("Content-Length", fmt.Sprintf("%d", s))
return nil
}
// Redirect to manifest blob.
Blob(w, r, digest.String())
return nil