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fix: omit Content-Length on 307 redirects when serving direct manifest for containers (#8037)

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Containers have been refactored to use the same serve method as other packages, ensuring consistent response handling.

fixes #7888

## Checklist

The [contributor guide](https://forgejo.org/docs/next/contributor/) contains information that will be helpful to first time contributors. There also are a few [conditions for merging Pull Requests in Forgejo repositories](https://codeberg.org/forgejo/governance/src/branch/main/PullRequestsAgreement.md). You are also welcome to join the [Forgejo development chatroom](https://matrix.to/#/#forgejo-development:matrix.org).

### Tests

- I added test coverage for Go changes...
  - [ ] in their respective `*_test.go` for unit tests.
  - [x] in the `tests/integration` directory if it involves interactions with a live Forgejo server.
- I added test coverage for JavaScript changes...
  - [ ] in `web_src/js/*.test.js` if it can be unit tested.
  - [ ] in `tests/e2e/*.test.e2e.js` if it requires interactions with a live Forgejo server (see also the [developer guide for JavaScript testing](https://codeberg.org/forgejo/forgejo/src/branch/forgejo/tests/e2e/README.md#end-to-end-tests)).

### Documentation

- [ ] I created a pull request [to the documentation](https://codeberg.org/forgejo/docs) to explain to Forgejo users how to use this change.
- [x] I did not document these changes and I do not expect someone else to do it.

### Release notes

- [ ] I do not want this change to show in the release notes.
- [x] I want the title to show in the release notes with a link to this pull request.
- [ ] I want the content of the `release-notes/<pull request number>.md` to be be used for the release notes instead of the title.

<!--start release-notes-assistant-->

## Release notes
<!--URL:https://codeberg.org/forgejo/forgejo-->
- Bug fixes
  - [PR](https://codeberg.org/forgejo/forgejo/pulls/8037): <!--number 8037 --><!--line 0 --><!--description b21pdCBDb250ZW50LUxlbmd0aCBvbiAzMDcgcmVkaXJlY3RzIHdoZW4gc2VydmluZyBkaXJlY3QgbWFuaWZlc3QgZm9yIGNvbnRhaW5lcnM=-->omit Content-Length on 307 redirects when serving direct manifest for containers<!--description-->
<!--end release-notes-assistant-->

Reviewed-on: https://codeberg.org/forgejo/forgejo/pulls/8037
Reviewed-by: Earl Warren <earl-warren@noreply.codeberg.org>
Co-authored-by: Julian Schlarb <julian.schlarb@denktmit.de>
Co-committed-by: Julian Schlarb <julian.schlarb@denktmit.de>
This commit is contained in:
Julian Schlarb 2025-06-09 08:43:41 +02:00 • committed by Earl Warren
parent 4b6ccbd631
commit a8e375eb28
6 changed files with 81 additions and 30 deletions
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35
routers/api/packages/container/container.go
View file

@ -691,33 +691,30 @@ func DeleteManifest(ctx *context.Context) {
func serveBlob(ctx *context.Context, pfd *packages_model.PackageFileDescriptor) {
serveDirectReqParams := make(url.Values)
serveDirectReqParams.Set("response-content-type", pfd.Properties.GetByName(container_module.PropertyMediaType))
s, u, _, err := packages_service.GetPackageBlobStream(ctx, pfd.File, pfd.Blob, serveDirectReqParams)
s, u, pf, err := packages_service.GetPackageBlobStream(ctx, pfd.File, pfd.Blob, serveDirectReqParams)
if err != nil {
if errors.Is(err, packages_model.ErrPackageFileNotExist) {
apiError(ctx, http.StatusNotFound, err)
return
}
apiError(ctx, http.StatusInternalServerError, err)
return
}
headers := &containerHeaders{
ContentDigest: pfd.Properties.GetByName(container_module.PropertyDigest),
ContentType: pfd.Properties.GetByName(container_module.PropertyMediaType),
ContentLength: pfd.Blob.Size,
Status: http.StatusOK,
opts := &context.ServeHeaderOptions{
ContentType: pfd.Properties.GetByName(container_module.PropertyMediaType),
RedirectStatusCode: http.StatusTemporaryRedirect,
AdditionalHeaders: map[string][]string{
"Docker-Distribution-Api-Version": {"registry/2.0"},
},
}
if u != nil {
headers.Status = http.StatusTemporaryRedirect
headers.Location = u.String()
setResponseHeaders(ctx.Resp, headers)
return
if d := pfd.Properties.GetByName(container_module.PropertyDigest); d != "" {
opts.AdditionalHeaders["Docker-Content-Digest"] = []string{d}
opts.AdditionalHeaders["ETag"] = []string{fmt.Sprintf(`"%s"`, d)}
}
defer s.Close()
setResponseHeaders(ctx.Resp, headers)
if _, err := io.Copy(ctx.Resp, s); err != nil {
log.Error("Error whilst copying content to response: %v", err)
}
helper.ServePackageFile(ctx, s, u, pf, opts)
}
// https://github.com/opencontainers/distribution-spec/blob/main/spec.md#content-discovery
@ -725,7 +722,7 @@ func GetTagList(ctx *context.Context) {
image := ctx.Params("image")
if _, err := packages_model.GetPackageByName(ctx, ctx.Package.Owner.ID, packages_model.TypeContainer, image); err != nil {
if err == packages_model.ErrPackageNotExist {
if errors.Is(err, packages_model.ErrPackageNotExist) {
apiErrorDefined(ctx, errNameUnknown)
} else {
apiError(ctx, http.StatusInternalServerError, err)