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package commit
import (
"bytes"
grpc_logrus "github.com/grpc-ecosystem/go-grpc-middleware/logging/logrus"
log "github.com/sirupsen/logrus"
"gitlab.com/gitlab-org/gitaly-proto/go/gitalypb"
"gitlab.com/gitlab-org/gitaly/internal/git"
"gitlab.com/gitlab-org/gitaly/internal/helper"
"gitlab.com/gitlab-org/gitaly/internal/helper/lines"
"google.golang.org/grpc/codes"
"google.golang.org/grpc/status"
)
func (s *server) ListFiles(in *gitalypb.ListFilesRequest, stream gitalypb.CommitService_ListFilesServer) error {
grpc_logrus.Extract(stream.Context()).WithFields(log.Fields{
"Revision": in.GetRevision(),
}).Debug("ListFiles")
repo := in.Repository
if _, err := helper.GetRepoPath(repo); err != nil {
return err
}
revision := in.GetRevision()
if len(revision) == 0 {
var err error
revision, err = defaultBranchName(stream.Context(), repo)
if err != nil {
if _, ok := status.FromError(err); ok {
return err
}
return status.Errorf(codes.NotFound, "Revision not found %q", in.GetRevision())
}
}
if !git.IsValidRef(stream.Context(), repo, string(revision)) {
return stream.Send(&gitalypb.ListFilesResponse{})
}
cmd, err := git.Command(stream.Context(), repo, "ls-tree", "-z", "-r", "--full-tree", "--full-name", "--", string(revision))
if err != nil {
if _, ok := status.FromError(err); ok {
return err
}
return status.Errorf(codes.Internal, err.Error())
}
return lines.Send(cmd, listFilesWriter(stream), []byte{'\x00'})
}
func listFilesWriter(stream gitalypb.CommitService_ListFilesServer) lines.Sender {
return func(objs [][]byte) error {
paths := make([][]byte, 0)
for _, obj := range objs {
data := bytes.SplitN(obj, []byte{'\t'}, 2)
if len(data) != 2 {
return status.Errorf(codes.Internal, "ListFiles: failed parsing line")
}
meta := bytes.SplitN(data[0], []byte{' '}, 3)
if len(meta) != 3 {
return status.Errorf(codes.Internal, "ListFiles: failed parsing meta")
}
if bytes.Equal(meta[1], []byte("blob")) {
paths = append(paths, data[1])
}
}
return stream.Send(&gitalypb.ListFilesResponse{Paths: paths})
}
}
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