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package commit
import (
"errors"
"io"
"gitlab.com/gitlab-org/gitaly/internal/git/catfile"
"gitlab.com/gitlab-org/gitaly/internal/git/log"
"gitlab.com/gitlab-org/gitaly/internal/helper"
"gitlab.com/gitlab-org/gitaly/proto/go/gitalypb"
)
func (s *server) FilterShasWithSignatures(bidi gitalypb.CommitService_FilterShasWithSignaturesServer) error {
firstRequest, err := bidi.Recv()
if err != nil {
return err
}
if err = validateFirstFilterShasWithSignaturesRequest(firstRequest); err != nil {
return helper.ErrInvalidArgument(err)
}
if err := s.filterShasWithSignatures(bidi, firstRequest); err != nil {
return helper.ErrInternal(err)
}
return nil
}
func validateFirstFilterShasWithSignaturesRequest(in *gitalypb.FilterShasWithSignaturesRequest) error {
if in.Repository == nil {
return errors.New("no repository given")
}
return nil
}
func (s *server) filterShasWithSignatures(bidi gitalypb.CommitService_FilterShasWithSignaturesServer, firstRequest *gitalypb.FilterShasWithSignaturesRequest) error {
ctx := bidi.Context()
c, err := catfile.New(ctx, firstRequest.GetRepository())
if err != nil {
return err
}
var request = firstRequest
for {
shas, err := filterCommitShasWithSignatures(c, request.GetShas())
if err != nil {
return err
}
if err := bidi.Send(&gitalypb.FilterShasWithSignaturesResponse{Shas: shas}); err != nil {
return err
}
request, err = bidi.Recv()
if err == io.EOF {
return nil
}
if err != nil {
return err
}
}
}
func filterCommitShasWithSignatures(c *catfile.Batch, shas [][]byte) ([][]byte, error) {
var foundShas [][]byte
for _, sha := range shas {
commit, err := log.GetCommitCatfile(c, string(sha))
if catfile.IsNotFound(err) {
continue
}
if err != nil {
return nil, err
}
if commit.SignatureType == gitalypb.SignatureType_NONE {
continue
}
foundShas = append(foundShas, sha)
}
return foundShas, nil
}
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